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9 Commits

Author SHA1 Message Date
190c930294 Merge branch 'js-core' into release 2022-06-05 21:10:57 +08:00
d578ca788c feat: 添加resolve方法解析dns,关闭script规则需要解析IP 2022-06-05 21:06:26 +08:00
9602d42d7d feat: 修改元数据 2022-06-05 17:54:51 +08:00
55c7c4edb3 feat: 尝试实现脚本rule 2022-06-05 17:28:19 +08:00
20cb4d0643 feat: add tag(no_script) 2022-06-04 23:54:06 +08:00
91b4176557 feat: init js-core 2022-06-04 23:51:13 +08:00
f03f33840e Merge branch 'dev' into release 2022-06-04 19:28:32 +08:00
582c0763ba Merge branch 'dev' into release 2022-06-02 21:01:14 +08:00
c9616f70b7 chore: 添加build 2022-05-29 20:59:21 +08:00
397 changed files with 11195 additions and 28661 deletions

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@ -5,14 +5,12 @@ jobs:
build:
runs-on: ubuntu-latest
steps:
- name: Check out code into the Go module directory
uses: actions/checkout@v3
- name: Setup Go
uses: actions/setup-go@v3
- name: Set up Go
uses: actions/setup-go@v1
with:
go-version: '1.19'
check-latest: true
cache: true
go-version: 1.18
- name: Check out code
uses: actions/checkout@v1
- name: Build
run: make all
- name: Release

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@ -1,6 +1,5 @@
name: Prerelease
on:
workflow_dispatch:
push:
branches:
- Alpha
@ -13,15 +12,26 @@ jobs:
Build:
runs-on: ubuntu-latest
steps:
- name: Get latest go version
id: version
run: |
echo ::set-output name=go_version::$(curl -s https://raw.githubusercontent.com/actions/go-versions/main/versions-manifest.json | grep -oE '"version": "[0-9]{1}.[0-9]{1,}(.[0-9]{1,})?"' | head -1 | cut -d':' -f2 | sed 's/ //g; s/"//g')
- name: Setup Go
uses: actions/setup-go@v2
with:
go-version: ${{ steps.version.outputs.go_version }}
- name: Check out code into the Go module directory
uses: actions/checkout@v3
- name: Setup Go
uses: actions/setup-go@v3
- name: Cache go module
uses: actions/cache@v2
with:
go-version: '1.19'
check-latest: true
cache: true
path: ~/go/pkg/mod
key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
restore-keys: |
${{ runner.os }}-go-
- name: Test
if: ${{github.ref_name=='Beta'}}
@ -36,16 +46,14 @@ jobs:
run: make -j$(($(nproc) + 1)) releases
- name: Delete current release assets
uses: mknejp/delete-release-assets@v1
uses: andreaswilli/delete-release-assets-action@v2.0.0
with:
github_token: ${{ secrets.GITHUB_TOKEN }}
tag_name: Prerelease-${{ github.ref_name }}
assets: |
*.zip
*.gz
tag: Prerelease-${{ github.ref_name }}
deleteOnlyFromDrafts: false
- name: Tag Repo
uses: richardsimko/update-tag@v1.0.6
uses: richardsimko/update-tag@v1
with:
tag_name: Prerelease-${{ github.ref_name }}
env:
@ -55,6 +63,7 @@ jobs:
uses: softprops/action-gh-release@v1
if: ${{ success() }}
with:
tag: ${{ github.ref_name }}
tag_name: Prerelease-${{ github.ref_name }}
files: bin/*
prerelease: true

64
.github/workflows/product.yaml vendored Normal file
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@ -0,0 +1,64 @@
name: Build
on:
push:
branches:
- release
workflow_dispatch:
jobs:
Build:
runs-on: self-hosted
steps:
- name: Get latest go version
id: version
run: |
echo ::set-output name=go_version::$(curl -s https://raw.githubusercontent.com/actions/go-versions/main/versions-manifest.json | grep -oE '"version": "[0-9]{1}.[0-9]{1,}(.[0-9]{1,})?"' | head -1 | cut -d':' -f2 | sed 's/ //g; s/"//g')
- name: Setup Go
uses: actions/setup-go@v2
with:
go-version: ${{ steps.version.outputs.go_version }}
- name: Check out code into the Go module directory
uses: actions/checkout@v3
- name: Cache go module
uses: actions/cache@v2
with:
path: ~/go/pkg/mod
key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
restore-keys: |
${{ runner.os }}-go-
- name: Test
run: |
go test ./...
- name: Build
if: success()
env:
NAME: Clash.Meta
BINDIR: bin
run: make -j$(($(nproc) + 1)) linux-amd64v2 windows-amd64v2 darwin-arm64 linux-amd64v3 windows-amd64v3 linux-arm64
- name: Delete current release assets
uses: andreaswilli/delete-release-assets-action@v2.0.0
with:
github_token: ${{ secrets.GITHUB_TOKEN }}
tag: test
deleteOnlyFromDrafts: false
- name: Tag Repo
uses: richardsimko/update-tag@v1
with:
tag_name: test
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
- name: Upload Alpha
uses: softprops/action-gh-release@v1
if: ${{ success() }}
with:
tag: test
tag_name: test
files: bin/*
prerelease: true
generate_release_notes: true

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@ -7,16 +7,24 @@ jobs:
Build:
runs-on: ubuntu-latest
steps:
- name: Get latest go version
id: version
run: |
echo ::set-output name=go_version::$(curl -s https://raw.githubusercontent.com/actions/go-versions/main/versions-manifest.json | grep -oE '"version": "[0-9]{1}.[0-9]{1,}(.[0-9]{1,})?"' | head -1 | cut -d':' -f2 | sed 's/ //g; s/"//g')
- name: Setup Go
uses: actions/setup-go@v2
with:
go-version: ${{ steps.version.outputs.go_version }}
- name: Check out code into the Go module directory
uses: actions/checkout@v3
- name: Setup Go
uses: actions/setup-go@v3
- name: Cache go module
uses: actions/cache@v2
with:
go-version: '1.19'
check-latest: true
cache: true
path: ~/go/pkg/mod
key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
restore-keys: |
${{ runner.os }}-go-
- name: Test
run: |
go test ./...

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@ -8,10 +8,9 @@ linters:
linters-settings:
gci:
custom-order: true
sections:
- standard
- prefix(github.com/Dreamacro/clash)
- default
staticcheck:
go: '1.19'
go: '1.18'

View File

@ -16,11 +16,11 @@ RUN go mod download &&\
FROM alpine:latest
LABEL org.opencontainers.image.source="https://github.com/MetaCubeX/Clash.Meta"
RUN apk add --no-cache ca-certificates tzdata iptables
RUN apk add --no-cache ca-certificates tzdata
VOLUME ["/root/.config/clash/"]
COPY --from=builder /clash-config/ /root/.config/clash/
COPY --from=builder /clash /clash
RUN chmod +x /clash
ENTRYPOINT [ "/clash" ]
ENTRYPOINT [ "/clash" ]

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@ -8,19 +8,22 @@ VERSION=beta-$(shell git rev-parse --short HEAD)
else ifeq ($(BRANCH),)
VERSION=$(shell git describe --tags)
else
VERSION=$(shell git rev-parse --short HEAD)
VERSION=unknown
endif
BUILDTIME=$(shell date -u)
GOBUILD=CGO_ENABLED=0 go build -tags with_gvisor -trimpath -ldflags '-X "github.com/Dreamacro/clash/constant.Version=$(VERSION)" \
GOBUILD=CGO_ENABLED=0 go build -trimpath -ldflags '-X "github.com/Dreamacro/clash/constant.Version=$(VERSION)" \
-X "github.com/Dreamacro/clash/constant.BuildTime=$(BUILDTIME)" \
-w -s -buildid='
PLATFORM_LIST = \
darwin-amd64 \
darwin-amd64v1 \
darwin-amd64v2 \
darwin-amd64v3 \
darwin-arm64 \
linux-amd64-compatible \
linux-amd64 \
linux-amd64v1 \
linux-amd64v2 \
linux-amd64v3 \
linux-armv5 \
linux-armv6 \
linux-armv7 \
@ -38,36 +41,43 @@ PLATFORM_LIST = \
WINDOWS_ARCH_LIST = \
windows-386 \
windows-amd64-compatible \
windows-amd64 \
windows-amd64v1 \
windows-amd64v2 \
windows-amd64v3 \
windows-arm64 \
windows-arm32v7
all:linux-amd64 linux-arm64\
darwin-amd64 darwin-arm64\
windows-amd64 windows-arm64\
all:linux-amd64v3 linux-arm64\
darwin-amd64v3 darwin-arm64\
windows-amd64v3 windows-arm64\
docker:
GOAMD64=v3 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
darwin-amd64:
darwin-amd64v3:
GOARCH=amd64 GOOS=darwin GOAMD64=v3 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
darwin-amd64-compatible:
darwin-amd64v2:
GOARCH=amd64 GOOS=darwin GOAMD64=v2 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
darwin-amd64v1:
GOARCH=amd64 GOOS=darwin GOAMD64=v1 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
darwin-arm64:
GOARCH=arm64 GOOS=darwin $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-386:
GOARCH=386 GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-amd64:
linux-amd64v3:
GOARCH=amd64 GOOS=linux GOAMD64=v3 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-amd64-compatible:
linux-amd64v2:
GOARCH=amd64 GOOS=linux GOAMD64=v2 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-amd64v1:
GOARCH=amd64 GOOS=linux GOAMD64=v1 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-arm64:
GOARCH=arm64 GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
@ -113,12 +123,15 @@ freebsd-arm64:
windows-386:
GOARCH=386 GOOS=windows $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe
windows-amd64:
windows-amd64v3:
GOARCH=amd64 GOOS=windows GOAMD64=v3 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe
windows-amd64-compatible:
windows-amd64v2:
GOARCH=amd64 GOOS=windows GOAMD64=v2 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe
windows-amd64v1:
GOARCH=amd64 GOOS=windows GOAMD64=v1 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe
windows-arm64:
GOARCH=arm64 GOOS=windows $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe
@ -147,11 +160,3 @@ lint:
clean:
rm $(BINDIR)/*
CLANG ?= clang-14
CFLAGS := -O2 -g -Wall -Werror $(CFLAGS)
ebpf: export BPF_CLANG := $(CLANG)
ebpf: export BPF_CFLAGS := $(CFLAGS)
ebpf:
cd component/ebpf/ && go generate ./...

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@ -34,26 +34,6 @@ Documentations are now moved to [GitHub Wiki](https://github.com/Dreamacro/clash
## Advanced usage for this branch
## Build
You should install [golang](https://go.dev) first.
Then get the source code of Clash.Meta:
```shell
git clone https://github.com/MetaCubeX/Clash.Meta.git
cd Clash.Meta && go mod download
```
If you can't visit github,you should set proxy first:
```shell
go env -w GOPROXY=https://goproxy.io,direct
```
So now you can build it:
```shell
go build
```
### DNS configuration
Support `geosite` with `fallback-filter`.
@ -232,43 +212,6 @@ proxies:
grpc-service-name: grpcname
```
Support outbound transport protocol `Wireguard`
```yaml
proxies:
- name: "wg"
type: wireguard
server: 162.159.192.1
port: 2480
ip: 172.16.0.2
ipv6: fd01:5ca1:ab1e:80fa:ab85:6eea:213f:f4a5
private-key: eCtXsJZ27+4PbhDkHnB923tkUn2Gj59wZw5wFA75MnU=
public-key: Cr8hWlKvtDt7nrvf+f0brNQQzabAqrjfBvas9pmowjo=
udp: true
```
Support outbound transport protocol `Tuic`
```yaml
proxies:
- name: "tuic"
server: www.example.com
port: 10443
type: tuic
token: TOKEN
# ip: 127.0.0.1 # for overwriting the DNS lookup result of the server address set in option 'server'
# heartbeat-interval: 10000
# alpn: [h3]
# disable-sni: true
reduce-rtt: true
# request-timeout: 8000
udp-relay-mode: native # Available: "native", "quic". Default: "native"
# congestion-controller: bbr # Available: "cubic", "new_reno", "bbr". Default: "cubic"
# max-udp-relay-packet-size: 1500
# fast-open: true
# skip-cert-verify: true
```
### IPTABLES configuration
Work on Linux OS who's supported `iptables`
@ -308,8 +251,8 @@ User=clash-meta
Group=clash-meta
LimitNPROC=500
LimitNOFILE=1000000
CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE
AmbientCapabilities=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE
CapabilityBoundingSet=cap_net_admin
AmbientCapabilities=cap_net_admin
Restart=always
ExecStartPre=/usr/bin/sleep 1s
ExecStart=/usr/local/bin/Clash-Meta -d /etc/Clash-Meta
@ -331,7 +274,7 @@ $ systemctl start Clash-Meta
Clash add field `Process` to `Metadata` and prepare to get process name for Restful API `GET /connections`.
To display process name in GUI please use [Dashboard For Meta](https://github.com/MetaCubeX/clash-dashboard).
To display process name in GUI please use [Dashboard For Meta](https://github.com/Clash-Mini/Dashboard).
![img.png](https://github.com/Clash-Mini/Dashboard/raw/master/View/Dashboard-Process.png)
@ -343,7 +286,6 @@ the [GitHub Wiki](https://github.com/Dreamacro/clash/wiki/use-clash-as-a-library
## Credits
* [Dreamacro/clash](https://github.com/Dreamacro/clash)
* [SagerNet/sing-box](https://github.com/SagerNet/sing-box)
* [riobard/go-shadowsocks2](https://github.com/riobard/go-shadowsocks2)
* [v2ray/v2ray-core](https://github.com/v2ray/v2ray-core)
* [WireGuard/wireguard-go](https://github.com/WireGuard/wireguard-go)

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@ -11,6 +11,7 @@ import (
"net/http"
"net/netip"
"net/url"
"strings"
"time"
"go.uber.org/atomic"
@ -39,6 +40,11 @@ func (p *Proxy) Dial(metadata *C.Metadata) (C.Conn, error) {
// DialContext implements C.ProxyAdapter
func (p *Proxy) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
conn, err := p.ProxyAdapter.DialContext(ctx, metadata, opts...)
wasCancel := false
if err != nil {
wasCancel = strings.Contains(err.Error(), "operation was canceled")
}
p.alive.Store(err == nil || wasCancel)
return conn, err
}
@ -52,6 +58,7 @@ func (p *Proxy) DialUDP(metadata *C.Metadata) (C.PacketConn, error) {
// ListenPacketContext implements C.ProxyAdapter
func (p *Proxy) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
pc, err := p.ProxyAdapter.ListenPacketContext(ctx, metadata, opts...)
p.alive.Store(err == nil)
return pc, err
}
@ -92,7 +99,6 @@ func (p *Proxy) MarshalJSON() ([]byte, error) {
mapping["history"] = p.DelayHistory()
mapping["name"] = p.Name()
mapping["udp"] = p.SupportUDP()
mapping["tfo"] = p.SupportTFO()
return json.Marshal(mapping)
}
@ -145,32 +151,25 @@ func (p *Proxy) URLTest(ctx context.Context, url string) (t uint16, err error) {
}
client := http.Client{
Timeout: 30 * time.Second,
Transport: transport,
CheckRedirect: func(req *http.Request, via []*http.Request) error {
return http.ErrUseLastResponse
},
}
defer client.CloseIdleConnections()
resp, err := client.Do(req)
if err != nil {
return
}
_ = resp.Body.Close()
if unifiedDelay {
second := time.Now()
start = time.Now()
resp, err = client.Do(req)
if err == nil {
_ = resp.Body.Close()
start = second
if err != nil {
return
}
}
_ = resp.Body.Close()
t = uint16(time.Since(start) / time.Millisecond)
return
}
@ -199,9 +198,10 @@ func urlToMetadata(rawURL string) (addr C.Metadata, err error) {
}
addr = C.Metadata{
Host: u.Hostname(),
DstIP: netip.Addr{},
DstPort: port,
AddrType: C.AtypDomainName,
Host: u.Hostname(),
DstIP: netip.Addr{},
DstPort: port,
}
return
}

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@ -1,29 +0,0 @@
package inbound
import (
C "github.com/Dreamacro/clash/constant"
)
type Addition func(metadata *C.Metadata)
func (a Addition) Apply(metadata *C.Metadata) {
a(metadata)
}
func WithInName(name string) Addition {
return func(metadata *C.Metadata) {
metadata.InName = name
}
}
func WithSpecialRules(specialRules string) Addition {
return func(metadata *C.Metadata) {
metadata.SpecialRules = specialRules
}
}
func WithSpecialProxy(specialProxy string) Addition {
return func(metadata *C.Metadata) {
metadata.SpecialProxy = specialProxy
}
}

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@ -9,20 +9,13 @@ import (
)
// NewHTTP receive normal http request and return HTTPContext
func NewHTTP(target socks5.Addr, source net.Addr, conn net.Conn, additions ...Addition) *context.ConnContext {
func NewHTTP(target socks5.Addr, source net.Addr, conn net.Conn) *context.ConnContext {
metadata := parseSocksAddr(target)
metadata.NetWork = C.TCP
metadata.Type = C.HTTP
for _, addition := range additions {
addition.Apply(metadata)
}
if ip, port, err := parseAddr(source.String()); err == nil {
metadata.SrcIP = ip
metadata.SrcPort = port
}
if ip, port, err := parseAddr(conn.LocalAddr().String()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}
return context.NewConnContext(conn, metadata)
}

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@ -9,19 +9,12 @@ import (
)
// NewHTTPS receive CONNECT request and return ConnContext
func NewHTTPS(request *http.Request, conn net.Conn, additions ...Addition) *context.ConnContext {
func NewHTTPS(request *http.Request, conn net.Conn) *context.ConnContext {
metadata := parseHTTPAddr(request)
metadata.Type = C.HTTPS
for _, addition := range additions {
addition.Apply(metadata)
}
if ip, port, err := parseAddr(conn.RemoteAddr().String()); err == nil {
metadata.SrcIP = ip
metadata.SrcPort = port
}
if ip, port, err := parseAddr(conn.LocalAddr().String()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}
return context.NewConnContext(conn, metadata)
}

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@ -1,26 +0,0 @@
package inbound
import (
"context"
"net"
"github.com/database64128/tfo-go/v2"
)
var (
lc = tfo.ListenConfig{
DisableTFO: true,
}
)
func SetTfo(open bool) {
lc.DisableTFO = !open
}
func ListenContext(ctx context.Context, network, address string) (net.Listener, error) {
return lc.Listen(ctx, network, address)
}
func Listen(network, address string) (net.Listener, error) {
return ListenContext(context.Background(), network, address)
}

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@ -17,26 +17,17 @@ func (s *PacketAdapter) Metadata() *C.Metadata {
}
// NewPacket is PacketAdapter generator
func NewPacket(target socks5.Addr, packet C.UDPPacket, source C.Type, additions ...Addition) C.PacketAdapter {
func NewPacket(target socks5.Addr, packet C.UDPPacket, source C.Type) *PacketAdapter {
metadata := parseSocksAddr(target)
metadata.NetWork = C.UDP
metadata.Type = source
for _, addition := range additions {
addition.Apply(metadata)
}
if ip, port, err := parseAddr(packet.LocalAddr().String()); err == nil {
metadata.SrcIP = ip
metadata.SrcPort = port
}
if p, ok := packet.(C.UDPPacketInAddr); ok {
if ip, port, err := parseAddr(p.InAddr().String()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}
}
return &PacketAdapter{
packet,
metadata,
UDPPacket: packet,
metadata: metadata,
}
}

View File

@ -10,16 +10,11 @@ import (
)
// NewSocket receive TCP inbound and return ConnContext
func NewSocket(target socks5.Addr, conn net.Conn, source C.Type, additions ...Addition) *context.ConnContext {
func NewSocket(target socks5.Addr, conn net.Conn, source C.Type) *context.ConnContext {
metadata := parseSocksAddr(target)
metadata.NetWork = C.TCP
metadata.Type = source
for _, addition := range additions {
addition.Apply(metadata)
}
remoteAddr := conn.RemoteAddr()
// Filter when net.Addr interface is nil
if remoteAddr != nil {
if ip, port, err := parseAddr(remoteAddr.String()); err == nil {
@ -27,14 +22,6 @@ func NewSocket(target socks5.Addr, conn net.Conn, source C.Type, additions ...Ad
metadata.SrcPort = port
}
}
localAddr := conn.LocalAddr()
// Filter when net.Addr interface is nil
if localAddr != nil {
if ip, port, err := parseAddr(localAddr.String()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}
}
return context.NewConnContext(conn, metadata)
}
@ -45,12 +32,17 @@ func NewInner(conn net.Conn, dst string, host string) *context.ConnContext {
metadata.Type = C.INNER
metadata.DNSMode = C.DNSMapping
metadata.Host = host
metadata.AddrType = C.AtypDomainName
metadata.Process = C.ClashName
if h, port, err := net.SplitHostPort(dst); err == nil {
metadata.DstPort = port
if host == "" {
if ip, err := netip.ParseAddr(h); err == nil {
metadata.DstIP = ip
metadata.AddrType = C.AtypIPv4
if ip.Is6() {
metadata.AddrType = C.AtypIPv6
}
}
}
}

View File

@ -1,19 +1,21 @@
package inbound
import (
"github.com/Dreamacro/clash/common/nnip"
"net"
"net/http"
"net/netip"
"strconv"
"strings"
"github.com/Dreamacro/clash/common/nnip"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/socks5"
)
func parseSocksAddr(target socks5.Addr) *C.Metadata {
metadata := &C.Metadata{}
metadata := &C.Metadata{
AddrType: int(target[0]),
}
switch target[0] {
case socks5.AtypDomainName:
@ -24,8 +26,7 @@ func parseSocksAddr(target socks5.Addr) *C.Metadata {
metadata.DstIP = nnip.IpToAddr(net.IP(target[1 : 1+net.IPv4len]))
metadata.DstPort = strconv.Itoa((int(target[1+net.IPv4len]) << 8) | int(target[1+net.IPv4len+1]))
case socks5.AtypIPv6:
ip6, _ := netip.AddrFromSlice(target[1 : 1+net.IPv6len])
metadata.DstIP = ip6.Unmap()
metadata.DstIP = nnip.IpToAddr(net.IP(target[1 : 1+net.IPv6len]))
metadata.DstPort = strconv.Itoa((int(target[1+net.IPv6len]) << 8) | int(target[1+net.IPv6len+1]))
}
@ -43,14 +44,21 @@ func parseHTTPAddr(request *http.Request) *C.Metadata {
host = strings.TrimRight(host, ".")
metadata := &C.Metadata{
NetWork: C.TCP,
Host: host,
DstIP: netip.Addr{},
DstPort: port,
NetWork: C.TCP,
AddrType: C.AtypDomainName,
Host: host,
DstIP: netip.Addr{},
DstPort: port,
}
ip, err := netip.ParseAddr(host)
if err == nil {
switch {
case ip.Is6():
metadata.AddrType = C.AtypIPv6
default:
metadata.AddrType = C.AtypIPv4
}
metadata.DstIP = ip
}

View File

@ -13,15 +13,13 @@ import (
)
type Base struct {
name string
addr string
iface string
tp C.AdapterType
udp bool
tfo bool
rmark int
id string
prefer C.DNSPrefer
name string
addr string
iface string
tp C.AdapterType
udp bool
rmark int
id string
}
// Name implements C.ProxyAdapter
@ -57,26 +55,16 @@ func (b *Base) DialContext(ctx context.Context, metadata *C.Metadata, opts ...di
return nil, errors.New("no support")
}
// DialContextWithDialer implements C.ProxyAdapter
func (b *Base) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
return nil, errors.New("no support")
}
// ListenPacketContext implements C.ProxyAdapter
func (b *Base) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
return nil, errors.New("no support")
}
// ListenPacketWithDialer implements C.ProxyAdapter
func (b *Base) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
// ListenPacketOnStreamConn implements C.ProxyAdapter
func (b *Base) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
return nil, errors.New("no support")
}
// SupportWithDialer implements C.ProxyAdapter
func (b *Base) SupportWithDialer() bool {
return false
}
// SupportUOT implements C.ProxyAdapter
func (b *Base) SupportUOT() bool {
return false
@ -87,11 +75,6 @@ func (b *Base) SupportUDP() bool {
return b.udp
}
// SupportTFO implements C.ProxyAdapter
func (b *Base) SupportTFO() bool {
return b.tfo
}
// MarshalJSON implements C.ProxyAdapter
func (b *Base) MarshalJSON() ([]byte, error) {
return json.Marshal(map[string]string{
@ -106,7 +89,7 @@ func (b *Base) Addr() string {
}
// Unwrap implements C.ProxyAdapter
func (b *Base) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
func (b *Base) Unwrap(metadata *C.Metadata) C.Proxy {
return nil
}
@ -120,25 +103,12 @@ func (b *Base) DialOptions(opts ...dialer.Option) []dialer.Option {
opts = append(opts, dialer.WithRoutingMark(b.rmark))
}
switch b.prefer {
case C.IPv4Only:
opts = append(opts, dialer.WithOnlySingleStack(true))
case C.IPv6Only:
opts = append(opts, dialer.WithOnlySingleStack(false))
case C.IPv4Prefer:
opts = append(opts, dialer.WithPreferIPv4())
case C.IPv6Prefer:
opts = append(opts, dialer.WithPreferIPv6())
default:
}
return opts
}
type BasicOption struct {
Interface string `proxy:"interface-name,omitempty" group:"interface-name,omitempty"`
RoutingMark int `proxy:"routing-mark,omitempty" group:"routing-mark,omitempty"`
IPVersion string `proxy:"ip-version,omitempty" group:"ip-version,omitempty"`
}
type BaseOption struct {
@ -146,22 +116,18 @@ type BaseOption struct {
Addr string
Type C.AdapterType
UDP bool
TFO bool
Interface string
RoutingMark int
Prefer C.DNSPrefer
}
func NewBase(opt BaseOption) *Base {
return &Base{
name: opt.Name,
addr: opt.Addr,
tp: opt.Type,
udp: opt.UDP,
tfo: opt.TFO,
iface: opt.Interface,
rmark: opt.RoutingMark,
prefer: opt.Prefer,
name: opt.Name,
addr: opt.Addr,
tp: opt.Type,
udp: opt.UDP,
iface: opt.Interface,
rmark: opt.RoutingMark,
}
}

View File

@ -5,7 +5,6 @@ import (
"net"
"github.com/Dreamacro/clash/component/dialer"
"github.com/Dreamacro/clash/component/resolver"
C "github.com/Dreamacro/clash/constant"
)
@ -15,7 +14,7 @@ type Direct struct {
// DialContext implements C.ProxyAdapter
func (d *Direct) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
opts = append(opts, dialer.WithResolver(resolver.DefaultResolver))
opts = append(opts, dialer.WithDirect())
c, err := dialer.DialContext(ctx, "tcp", metadata.RemoteAddress(), d.Base.DialOptions(opts...)...)
if err != nil {
return nil, err
@ -26,8 +25,8 @@ func (d *Direct) DialContext(ctx context.Context, metadata *C.Metadata, opts ...
// ListenPacketContext implements C.ProxyAdapter
func (d *Direct) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
opts = append(opts, dialer.WithResolver(resolver.DefaultResolver))
pc, err := dialer.ListenPacket(ctx, dialer.ParseNetwork("udp", metadata.DstIP), "", d.Base.DialOptions(opts...)...)
opts = append(opts, dialer.WithDirect())
pc, err := dialer.ListenPacket(ctx, "udp", "", d.Base.DialOptions(opts...)...)
if err != nil {
return nil, err
}
@ -41,10 +40,9 @@ type directPacketConn struct {
func NewDirect() *Direct {
return &Direct{
Base: &Base{
name: "DIRECT",
tp: C.Direct,
udp: true,
prefer: C.DualStack,
name: "DIRECT",
tp: C.Direct,
udp: true,
},
}
}
@ -52,10 +50,9 @@ func NewDirect() *Direct {
func NewCompatible() *Direct {
return &Direct{
Base: &Base{
name: "COMPATIBLE",
tp: C.Compatible,
udp: true,
prefer: C.DualStack,
name: "COMPATIBLE",
tp: C.Compatible,
udp: true,
},
}
}

View File

@ -7,7 +7,6 @@ import (
"encoding/base64"
"errors"
"fmt"
tlsC "github.com/Dreamacro/clash/component/tls"
"io"
"net"
"net/http"
@ -36,7 +35,6 @@ type HttpOption struct {
TLS bool `proxy:"tls,omitempty"`
SNI string `proxy:"sni,omitempty"`
SkipCertVerify bool `proxy:"skip-cert-verify,omitempty"`
Fingerprint string `proxy:"fingerprint,omitempty"`
Headers map[string]string `proxy:"headers,omitempty"`
}
@ -44,9 +42,7 @@ type HttpOption struct {
func (h *Http) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
if h.tlsConfig != nil {
cc := tls.Client(c, h.tlsConfig)
ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
defer cancel()
err := cc.HandshakeContext(ctx)
err := cc.Handshake()
c = cc
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", h.addr, err)
@ -61,20 +57,13 @@ func (h *Http) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
// DialContext implements C.ProxyAdapter
func (h *Http) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
return h.DialContextWithDialer(ctx, dialer.NewDialer(h.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (h *Http) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
c, err := dialer.DialContext(ctx, "tcp", h.addr)
c, err := dialer.DialContext(ctx, "tcp", h.addr, h.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", h.addr, err)
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = h.StreamConn(c, metadata)
if err != nil {
@ -84,11 +73,6 @@ func (h *Http) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metad
return NewConn(c, h), nil
}
// SupportWithDialer implements C.ProxyAdapter
func (h *Http) SupportWithDialer() bool {
return true
}
func (h *Http) shakeHand(metadata *C.Metadata, rw io.ReadWriter) error {
addr := metadata.RemoteAddress()
req := &http.Request{
@ -142,41 +126,30 @@ func (h *Http) shakeHand(metadata *C.Metadata, rw io.ReadWriter) error {
return fmt.Errorf("can not connect remote err code: %d", resp.StatusCode)
}
func NewHttp(option HttpOption) (*Http, error) {
func NewHttp(option HttpOption) *Http {
var tlsConfig *tls.Config
if option.TLS {
sni := option.Server
if option.SNI != "" {
sni = option.SNI
}
if len(option.Fingerprint) == 0 {
tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(&tls.Config{
InsecureSkipVerify: option.SkipCertVerify,
ServerName: sni,
})
} else {
var err error
if tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(&tls.Config{
InsecureSkipVerify: option.SkipCertVerify,
ServerName: sni,
}, option.Fingerprint); err != nil {
return nil, err
}
tlsConfig = &tls.Config{
InsecureSkipVerify: option.SkipCertVerify,
ServerName: sni,
}
}
return &Http{
Base: &Base{
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.Http,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.Http,
iface: option.Interface,
rmark: option.RoutingMark,
},
user: option.UserName,
pass: option.Password,
tlsConfig: tlsConfig,
option: &option,
}, nil
}
}

View File

@ -1,344 +0,0 @@
package outbound
import (
"context"
"crypto/sha256"
"crypto/tls"
"encoding/base64"
"encoding/hex"
"encoding/pem"
"fmt"
"net"
"net/netip"
"os"
"regexp"
"strconv"
"time"
"github.com/metacubex/quic-go"
"github.com/metacubex/quic-go/congestion"
M "github.com/sagernet/sing/common/metadata"
"github.com/Dreamacro/clash/component/dialer"
tlsC "github.com/Dreamacro/clash/component/tls"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/log"
hyCongestion "github.com/Dreamacro/clash/transport/hysteria/congestion"
"github.com/Dreamacro/clash/transport/hysteria/core"
"github.com/Dreamacro/clash/transport/hysteria/obfs"
"github.com/Dreamacro/clash/transport/hysteria/pmtud_fix"
"github.com/Dreamacro/clash/transport/hysteria/transport"
)
const (
mbpsToBps = 125000
DefaultStreamReceiveWindow = 15728640 // 15 MB/s
DefaultConnectionReceiveWindow = 67108864 // 64 MB/s
DefaultALPN = "hysteria"
DefaultProtocol = "udp"
DefaultHopInterval = 10
)
var rateStringRegexp = regexp.MustCompile(`^(\d+)\s*([KMGT]?)([Bb])ps$`)
type Hysteria struct {
*Base
client *core.Client
}
func (h *Hysteria) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
hdc := hyDialerWithContext{
ctx: context.Background(),
hyDialer: func(network string) (net.PacketConn, error) {
return dialer.ListenPacket(ctx, network, "", h.Base.DialOptions(opts...)...)
},
remoteAddr: func(addr string) (net.Addr, error) {
return resolveUDPAddrWithPrefer(ctx, "udp", addr, h.prefer)
},
}
tcpConn, err := h.client.DialTCP(metadata.RemoteAddress(), &hdc)
if err != nil {
return nil, err
}
return NewConn(tcpConn, h), nil
}
func (h *Hysteria) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
hdc := hyDialerWithContext{
ctx: context.Background(),
hyDialer: func(network string) (net.PacketConn, error) {
return dialer.ListenPacket(ctx, network, "", h.Base.DialOptions(opts...)...)
},
remoteAddr: func(addr string) (net.Addr, error) {
return resolveUDPAddrWithPrefer(ctx, "udp", addr, h.prefer)
},
}
udpConn, err := h.client.DialUDP(&hdc)
if err != nil {
return nil, err
}
return newPacketConn(&hyPacketConn{udpConn}, h), nil
}
type HysteriaOption struct {
BasicOption
Name string `proxy:"name"`
Server string `proxy:"server"`
Port int `proxy:"port,omitempty"`
Ports string `proxy:"ports,omitempty"`
Protocol string `proxy:"protocol,omitempty"`
ObfsProtocol string `proxy:"obfs-protocol,omitempty"` // compatible with Stash
Up string `proxy:"up"`
UpSpeed int `proxy:"up-speed,omitempty"` // compatible with Stash
Down string `proxy:"down"`
DownSpeed int `proxy:"down-speed,omitempty"` // compatible with Stash
Auth string `proxy:"auth,omitempty"`
AuthString string `proxy:"auth-str,omitempty"`
Obfs string `proxy:"obfs,omitempty"`
SNI string `proxy:"sni,omitempty"`
SkipCertVerify bool `proxy:"skip-cert-verify,omitempty"`
Fingerprint string `proxy:"fingerprint,omitempty"`
ALPN []string `proxy:"alpn,omitempty"`
CustomCA string `proxy:"ca,omitempty"`
CustomCAString string `proxy:"ca-str,omitempty"`
ReceiveWindowConn int `proxy:"recv-window-conn,omitempty"`
ReceiveWindow int `proxy:"recv-window,omitempty"`
DisableMTUDiscovery bool `proxy:"disable-mtu-discovery,omitempty"`
FastOpen bool `proxy:"fast-open,omitempty"`
HopInterval int `proxy:"hop-interval,omitempty"`
}
func (c *HysteriaOption) Speed() (uint64, uint64, error) {
var up, down uint64
up = stringToBps(c.Up)
if up == 0 {
return 0, 0, fmt.Errorf("invaild upload speed: %s", c.Up)
}
down = stringToBps(c.Down)
if down == 0 {
return 0, 0, fmt.Errorf("invaild download speed: %s", c.Down)
}
return up, down, nil
}
func NewHysteria(option HysteriaOption) (*Hysteria, error) {
clientTransport := &transport.ClientTransport{
Dialer: &net.Dialer{
Timeout: 8 * time.Second,
},
}
addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
ports := option.Ports
serverName := option.Server
if option.SNI != "" {
serverName = option.SNI
}
tlsConfig := &tls.Config{
ServerName: serverName,
InsecureSkipVerify: option.SkipCertVerify,
MinVersion: tls.VersionTLS13,
}
var bs []byte
var err error
if len(option.CustomCA) > 0 {
bs, err = os.ReadFile(option.CustomCA)
if err != nil {
return nil, fmt.Errorf("hysteria %s load ca error: %w", addr, err)
}
} else if option.CustomCAString != "" {
bs = []byte(option.CustomCAString)
}
if len(bs) > 0 {
block, _ := pem.Decode(bs)
if block == nil {
return nil, fmt.Errorf("CA cert is not PEM")
}
fpBytes := sha256.Sum256(block.Bytes)
if len(option.Fingerprint) == 0 {
option.Fingerprint = hex.EncodeToString(fpBytes[:])
}
}
if len(option.Fingerprint) != 0 {
var err error
tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, option.Fingerprint)
if err != nil {
return nil, err
}
} else {
tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
}
if len(option.ALPN) > 0 {
tlsConfig.NextProtos = option.ALPN
} else {
tlsConfig.NextProtos = []string{DefaultALPN}
}
quicConfig := &quic.Config{
InitialStreamReceiveWindow: uint64(option.ReceiveWindowConn),
MaxStreamReceiveWindow: uint64(option.ReceiveWindowConn),
InitialConnectionReceiveWindow: uint64(option.ReceiveWindow),
MaxConnectionReceiveWindow: uint64(option.ReceiveWindow),
KeepAlivePeriod: 10 * time.Second,
DisablePathMTUDiscovery: option.DisableMTUDiscovery,
EnableDatagrams: true,
}
if option.ObfsProtocol != "" {
option.Protocol = option.ObfsProtocol
}
if option.Protocol == "" {
option.Protocol = DefaultProtocol
}
if option.HopInterval == 0 {
option.HopInterval = DefaultHopInterval
}
hopInterval := time.Duration(int64(option.HopInterval)) * time.Second
if option.ReceiveWindow == 0 {
quicConfig.InitialStreamReceiveWindow = DefaultStreamReceiveWindow / 10
quicConfig.MaxStreamReceiveWindow = DefaultStreamReceiveWindow
}
if option.ReceiveWindow == 0 {
quicConfig.InitialConnectionReceiveWindow = DefaultConnectionReceiveWindow / 10
quicConfig.MaxConnectionReceiveWindow = DefaultConnectionReceiveWindow
}
if !quicConfig.DisablePathMTUDiscovery && pmtud_fix.DisablePathMTUDiscovery {
log.Infoln("hysteria: Path MTU Discovery is not yet supported on this platform")
}
var auth = []byte(option.AuthString)
if option.Auth != "" {
auth, err = base64.StdEncoding.DecodeString(option.Auth)
if err != nil {
return nil, err
}
}
var obfuscator obfs.Obfuscator
if len(option.Obfs) > 0 {
obfuscator = obfs.NewXPlusObfuscator([]byte(option.Obfs))
}
up, down, err := option.Speed()
if err != nil {
return nil, err
}
if option.UpSpeed != 0 {
up = uint64(option.UpSpeed * mbpsToBps)
}
if option.DownSpeed != 0 {
down = uint64(option.DownSpeed * mbpsToBps)
}
client, err := core.NewClient(
addr, ports, option.Protocol, auth, tlsConfig, quicConfig, clientTransport, up, down, func(refBPS uint64) congestion.CongestionControl {
return hyCongestion.NewBrutalSender(congestion.ByteCount(refBPS))
}, obfuscator, hopInterval, option.FastOpen,
)
if err != nil {
return nil, fmt.Errorf("hysteria %s create error: %w", addr, err)
}
return &Hysteria{
Base: &Base{
name: option.Name,
addr: addr,
tp: C.Hysteria,
udp: true,
tfo: option.FastOpen,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
},
client: client,
}, nil
}
func stringToBps(s string) uint64 {
if s == "" {
return 0
}
// when have not unit, use Mbps
if v, err := strconv.Atoi(s); err == nil {
return stringToBps(fmt.Sprintf("%d Mbps", v))
}
m := rateStringRegexp.FindStringSubmatch(s)
if m == nil {
return 0
}
var n uint64
switch m[2] {
case "K":
n = 1 << 10
case "M":
n = 1 << 20
case "G":
n = 1 << 30
case "T":
n = 1 << 40
default:
n = 1
}
v, _ := strconv.ParseUint(m[1], 10, 64)
n = v * n
if m[3] == "b" {
// Bits, need to convert to bytes
n = n >> 3
}
return n
}
type hyPacketConn struct {
core.UDPConn
}
func (c *hyPacketConn) ReadFrom(p []byte) (n int, addr net.Addr, err error) {
b, addrStr, err := c.UDPConn.ReadFrom()
if err != nil {
return
}
n = copy(p, b)
addr = M.ParseSocksaddr(addrStr).UDPAddr()
return
}
func (c *hyPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err error) {
err = c.UDPConn.WriteTo(p, M.SocksaddrFromNet(addr).String())
if err != nil {
return
}
n = len(p)
return
}
type hyDialerWithContext struct {
hyDialer func(network string) (net.PacketConn, error)
ctx context.Context
remoteAddr func(host string) (net.Addr, error)
}
func (h *hyDialerWithContext) ListenPacket(rAddr net.Addr) (net.PacketConn, error) {
network := "udp"
if addrPort, err := netip.ParseAddrPort(rAddr.String()); err == nil {
network = dialer.ParseNetwork(network, addrPort.Addr())
}
return h.hyDialer(network)
}
func (h *hyDialerWithContext) Context() context.Context {
return h.ctx
}
func (h *hyDialerWithContext) RemoteAddr(host string) (net.Addr, error) {
return h.remoteAddr(host)
}

View File

@ -27,10 +27,9 @@ func (r *Reject) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
func NewReject() *Reject {
return &Reject{
Base: &Base{
name: "REJECT",
tp: C.Reject,
udp: true,
prefer: C.DualStack,
name: "REJECT",
tp: C.Reject,
udp: true,
},
}
}
@ -38,10 +37,9 @@ func NewReject() *Reject {
func NewPass() *Reject {
return &Reject{
Base: &Base{
name: "PASS",
tp: C.Pass,
udp: true,
prefer: C.DualStack,
name: "PASS",
tp: C.Pass,
udp: true,
},
}
}

View File

@ -14,18 +14,13 @@ import (
"github.com/Dreamacro/clash/transport/socks5"
v2rayObfs "github.com/Dreamacro/clash/transport/v2ray-plugin"
"github.com/metacubex/sing-shadowsocks"
"github.com/metacubex/sing-shadowsocks/shadowimpl"
"github.com/sagernet/sing/common/bufio"
M "github.com/sagernet/sing/common/metadata"
"github.com/sagernet/sing/common/uot"
"github.com/Dreamacro/go-shadowsocks2/core"
)
type ShadowSocks struct {
*Base
method shadowsocks.Method
cipher core.Cipher
option *ShadowSocksOption
// obfs
obfsMode string
obfsOption *simpleObfsOption
@ -42,7 +37,6 @@ type ShadowSocksOption struct {
UDP bool `proxy:"udp,omitempty"`
Plugin string `proxy:"plugin,omitempty"`
PluginOpts map[string]any `proxy:"plugin-opts,omitempty"`
UDPOverTCP bool `proxy:"udp-over-tcp,omitempty"`
}
type simpleObfsOption struct {
@ -55,7 +49,6 @@ type v2rayObfsOption struct {
Host string `obfs:"host,omitempty"`
Path string `obfs:"path,omitempty"`
TLS bool `obfs:"tls,omitempty"`
Fingerprint string `obfs:"fingerprint,omitempty"`
Headers map[string]string `obfs:"headers,omitempty"`
SkipCertVerify bool `obfs:"skip-cert-verify,omitempty"`
Mux bool `obfs:"mux,omitempty"`
@ -76,28 +69,20 @@ func (ss *ShadowSocks) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, e
return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
}
}
if metadata.NetWork == C.UDP && ss.option.UDPOverTCP {
return ss.method.DialConn(c, M.ParseSocksaddr(uot.UOTMagicAddress+":443"))
}
return ss.method.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
c = ss.cipher.StreamConn(c)
_, err := c.Write(serializesSocksAddr(metadata))
return c, err
}
// DialContext implements C.ProxyAdapter
func (ss *ShadowSocks) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
return ss.DialContextWithDialer(ctx, dialer.NewDialer(ss.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (ss *ShadowSocks) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
c, err := dialer.DialContext(ctx, "tcp", ss.addr)
c, err := dialer.DialContext(ctx, "tcp", ss.addr, ss.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = ss.StreamConn(c, metadata)
return NewConn(c, ss), err
@ -105,52 +90,26 @@ func (ss *ShadowSocks) DialContextWithDialer(ctx context.Context, dialer C.Diale
// ListenPacketContext implements C.ProxyAdapter
func (ss *ShadowSocks) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
return ss.ListenPacketWithDialer(ctx, dialer.NewDialer(ss.Base.DialOptions(opts...)...), metadata)
}
// ListenPacketWithDialer implements C.ProxyAdapter
func (ss *ShadowSocks) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
if ss.option.UDPOverTCP {
tcpConn, err := ss.DialContextWithDialer(ctx, dialer, metadata)
if err != nil {
return nil, err
}
return newPacketConn(uot.NewClientConn(tcpConn), ss), nil
}
addr, err := resolveUDPAddrWithPrefer(ctx, "udp", ss.addr, ss.prefer)
pc, err := dialer.ListenPacket(ctx, "udp", "", ss.Base.DialOptions(opts...)...)
if err != nil {
return nil, err
}
pc, err := dialer.ListenPacket(ctx, "udp", "", addr.AddrPort())
addr, err := resolveUDPAddr("udp", ss.addr)
if err != nil {
pc.Close()
return nil, err
}
pc = ss.method.DialPacketConn(&bufio.BindPacketConn{PacketConn: pc, Addr: addr})
return newPacketConn(pc, ss), nil
}
// SupportWithDialer implements C.ProxyAdapter
func (ss *ShadowSocks) SupportWithDialer() bool {
return true
}
// ListenPacketOnStreamConn implements C.ProxyAdapter
func (ss *ShadowSocks) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
if ss.option.UDPOverTCP {
return newPacketConn(uot.NewClientConn(c), ss), nil
}
return nil, errors.New("no support")
}
// SupportUOT implements C.ProxyAdapter
func (ss *ShadowSocks) SupportUOT() bool {
return ss.option.UDPOverTCP
pc = ss.cipher.PacketConn(pc)
return newPacketConn(&ssPacketConn{PacketConn: pc, rAddr: addr}, ss), nil
}
func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
method, err := shadowimpl.FetchMethod(option.Cipher, option.Password)
cipher := option.Cipher
password := option.Password
ciph, err := core.PickCipher(cipher, nil, password)
if err != nil {
return nil, fmt.Errorf("ss %s initialize error: %w", addr, err)
}
@ -196,17 +155,15 @@ func NewShadowSocks(option ShadowSocksOption) (*ShadowSocks, error) {
return &ShadowSocks{
Base: &Base{
name: option.Name,
addr: addr,
tp: C.Shadowsocks,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
name: option.Name,
addr: addr,
tp: C.Shadowsocks,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
},
method: method,
cipher: ciph,
option: &option,
obfsMode: obfsMode,
v2rayOption: v2rayOption,
obfsOption: obfsOption,

View File

@ -8,11 +8,12 @@ import (
"github.com/Dreamacro/clash/component/dialer"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/shadowsocks/core"
"github.com/Dreamacro/clash/transport/shadowsocks/shadowaead"
"github.com/Dreamacro/clash/transport/shadowsocks/shadowstream"
"github.com/Dreamacro/clash/transport/ssr/obfs"
"github.com/Dreamacro/clash/transport/ssr/protocol"
"github.com/Dreamacro/go-shadowsocks2/core"
"github.com/Dreamacro/go-shadowsocks2/shadowaead"
"github.com/Dreamacro/go-shadowsocks2/shadowstream"
)
type ShadowSocksR struct {
@ -60,20 +61,13 @@ func (ssr *ShadowSocksR) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn,
// DialContext implements C.ProxyAdapter
func (ssr *ShadowSocksR) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
return ssr.DialContextWithDialer(ctx, dialer.NewDialer(ssr.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (ssr *ShadowSocksR) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
c, err := dialer.DialContext(ctx, "tcp", ssr.addr)
c, err := dialer.DialContext(ctx, "tcp", ssr.addr, ssr.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", ssr.addr, err)
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = ssr.StreamConn(c, metadata)
return NewConn(c, ssr), err
@ -81,18 +75,14 @@ func (ssr *ShadowSocksR) DialContextWithDialer(ctx context.Context, dialer C.Dia
// ListenPacketContext implements C.ProxyAdapter
func (ssr *ShadowSocksR) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
return ssr.ListenPacketWithDialer(ctx, dialer.NewDialer(ssr.Base.DialOptions(opts...)...), metadata)
}
// ListenPacketWithDialer implements C.ProxyAdapter
func (ssr *ShadowSocksR) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
addr, err := resolveUDPAddrWithPrefer(ctx, "udp", ssr.addr, ssr.prefer)
pc, err := dialer.ListenPacket(ctx, "udp", "", ssr.Base.DialOptions(opts...)...)
if err != nil {
return nil, err
}
pc, err := dialer.ListenPacket(ctx, "udp", "", addr.AddrPort())
addr, err := resolveUDPAddr("udp", ssr.addr)
if err != nil {
pc.Close()
return nil, err
}
@ -101,11 +91,6 @@ func (ssr *ShadowSocksR) ListenPacketWithDialer(ctx context.Context, dialer C.Di
return newPacketConn(&ssPacketConn{PacketConn: pc, rAddr: addr}, ssr), nil
}
// SupportWithDialer implements C.ProxyAdapter
func (ssr *ShadowSocksR) SupportWithDialer() bool {
return true
}
func NewShadowSocksR(option ShadowSocksROption) (*ShadowSocksR, error) {
// SSR protocol compatibility
// https://github.com/Dreamacro/clash/pull/2056
@ -159,13 +144,12 @@ func NewShadowSocksR(option ShadowSocksROption) (*ShadowSocksR, error) {
return &ShadowSocksR{
Base: &Base{
name: option.Name,
addr: addr,
tp: C.ShadowsocksR,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
name: option.Name,
addr: addr,
tp: C.ShadowsocksR,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
},
cipher: coreCiph,
obfs: obfs,

View File

@ -78,20 +78,13 @@ func (s *Snell) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
return NewConn(c, s), err
}
return s.DialContextWithDialer(ctx, dialer.NewDialer(s.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (s *Snell) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
c, err := dialer.DialContext(ctx, "tcp", s.addr)
c, err := dialer.DialContext(ctx, "tcp", s.addr, s.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", s.addr, err)
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = s.StreamConn(c, metadata)
return NewConn(c, s), err
@ -99,12 +92,7 @@ func (s *Snell) DialContextWithDialer(ctx context.Context, dialer C.Dialer, meta
// ListenPacketContext implements C.ProxyAdapter
func (s *Snell) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
return s.ListenPacketWithDialer(ctx, dialer.NewDialer(s.Base.DialOptions(opts...)...), metadata)
}
// ListenPacketWithDialer implements C.ProxyAdapter
func (s *Snell) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (C.PacketConn, error) {
c, err := dialer.DialContext(ctx, "tcp", s.addr)
c, err := dialer.DialContext(ctx, "tcp", s.addr, s.Base.DialOptions(opts...)...)
if err != nil {
return nil, err
}
@ -120,9 +108,10 @@ func (s *Snell) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, met
return newPacketConn(pc, s), nil
}
// SupportWithDialer implements C.ProxyAdapter
func (s *Snell) SupportWithDialer() bool {
return true
// ListenPacketOnStreamConn implements C.ProxyAdapter
func (s *Snell) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
pc := snell.PacketConn(c)
return newPacketConn(pc, s), nil
}
// SupportUOT implements C.ProxyAdapter
@ -163,13 +152,12 @@ func NewSnell(option SnellOption) (*Snell, error) {
s := &Snell{
Base: &Base{
name: option.Name,
addr: addr,
tp: C.Snell,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
name: option.Name,
addr: addr,
tp: C.Snell,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
},
psk: psk,
obfsOption: obfsOption,

View File

@ -5,7 +5,6 @@ import (
"crypto/tls"
"errors"
"fmt"
tlsC "github.com/Dreamacro/clash/component/tls"
"io"
"net"
"strconv"
@ -34,16 +33,13 @@ type Socks5Option struct {
TLS bool `proxy:"tls,omitempty"`
UDP bool `proxy:"udp,omitempty"`
SkipCertVerify bool `proxy:"skip-cert-verify,omitempty"`
Fingerprint string `proxy:"fingerprint,omitempty"`
}
// StreamConn implements C.ProxyAdapter
func (ss *Socks5) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
if ss.tls {
cc := tls.Client(c, ss.tlsConfig)
ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
defer cancel()
err := cc.HandshakeContext(ctx)
err := cc.Handshake()
c = cc
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
@ -65,20 +61,13 @@ func (ss *Socks5) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error)
// DialContext implements C.ProxyAdapter
func (ss *Socks5) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
return ss.DialContextWithDialer(ctx, dialer.NewDialer(ss.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (ss *Socks5) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
c, err := dialer.DialContext(ctx, "tcp", ss.addr)
c, err := dialer.DialContext(ctx, "tcp", ss.addr, ss.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", ss.addr, err)
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = ss.StreamConn(c, metadata)
if err != nil {
@ -88,11 +77,6 @@ func (ss *Socks5) DialContextWithDialer(ctx context.Context, dialer C.Dialer, me
return NewConn(c, ss), nil
}
// SupportWithDialer implements C.ProxyAdapter
func (ss *Socks5) SupportWithDialer() bool {
return true
}
// ListenPacketContext implements C.ProxyAdapter
func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
c, err := dialer.DialContext(ctx, "tcp", ss.addr, ss.Base.DialOptions(opts...)...)
@ -103,15 +87,11 @@ func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
if ss.tls {
cc := tls.Client(c, ss.tlsConfig)
ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
defer cancel()
err = cc.HandshakeContext(ctx)
err = cc.Handshake()
c = cc
}
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
tcpKeepAlive(c)
var user *socks5.User
@ -128,21 +108,7 @@ func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
return
}
// Support unspecified UDP bind address.
bindUDPAddr := bindAddr.UDPAddr()
if bindUDPAddr == nil {
err = errors.New("invalid UDP bind address")
return
} else if bindUDPAddr.IP.IsUnspecified() {
serverAddr, err := resolveUDPAddr(ctx, "udp", ss.Addr())
if err != nil {
return nil, err
}
bindUDPAddr.IP = serverAddr.IP
}
pc, err := dialer.ListenPacket(ctx, dialer.ParseNetwork("udp", bindUDPAddr.AddrPort().Addr()), "", ss.Base.DialOptions(opts...)...)
pc, err := dialer.ListenPacket(ctx, "udp", "", ss.Base.DialOptions(opts...)...)
if err != nil {
return
}
@ -155,43 +121,47 @@ func (ss *Socks5) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
pc.Close()
}()
// Support unspecified UDP bind address.
bindUDPAddr := bindAddr.UDPAddr()
if bindUDPAddr == nil {
err = errors.New("invalid UDP bind address")
return
} else if bindUDPAddr.IP.IsUnspecified() {
serverAddr, err := resolveUDPAddr("udp", ss.Addr())
if err != nil {
return nil, err
}
bindUDPAddr.IP = serverAddr.IP
}
return newPacketConn(&socksPacketConn{PacketConn: pc, rAddr: bindUDPAddr, tcpConn: c}, ss), nil
}
func NewSocks5(option Socks5Option) (*Socks5, error) {
func NewSocks5(option Socks5Option) *Socks5 {
var tlsConfig *tls.Config
if option.TLS {
tlsConfig = &tls.Config{
InsecureSkipVerify: option.SkipCertVerify,
ServerName: option.Server,
}
if len(option.Fingerprint) == 0 {
tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
} else {
var err error
if tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, option.Fingerprint); err != nil {
return nil, err
}
}
}
return &Socks5{
Base: &Base{
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.Socks5,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.Socks5,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
},
user: option.UserName,
pass: option.Password,
tls: option.TLS,
skipCertVerify: option.SkipCertVerify,
tlsConfig: tlsConfig,
}, nil
}
}
type socksPacketConn struct {

View File

@ -4,7 +4,6 @@ import (
"context"
"crypto/tls"
"fmt"
tlsC "github.com/Dreamacro/clash/component/tls"
"net"
"net/http"
"strconv"
@ -36,7 +35,6 @@ type TrojanOption struct {
ALPN []string `proxy:"alpn,omitempty"`
SNI string `proxy:"sni,omitempty"`
SkipCertVerify bool `proxy:"skip-cert-verify,omitempty"`
Fingerprint string `proxy:"fingerprint,omitempty"`
UDP bool `proxy:"udp,omitempty"`
Network string `proxy:"network,omitempty"`
GrpcOpts GrpcOptions `proxy:"grpc-opts,omitempty"`
@ -120,20 +118,14 @@ func (t *Trojan) DialContext(ctx context.Context, metadata *C.Metadata, opts ...
return NewConn(c, t), nil
}
return t.DialContextWithDialer(ctx, dialer.NewDialer(t.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (t *Trojan) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
c, err := dialer.DialContext(ctx, "tcp", t.addr)
c, err := dialer.DialContext(ctx, "tcp", t.addr, t.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = t.StreamConn(c, metadata)
if err != nil {
@ -153,33 +145,18 @@ func (t *Trojan) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
}
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
err = t.instance.WriteHeader(c, trojan.CommandUDP, serializesSocksAddr(metadata))
defer safeConnClose(c, err)
} else {
c, err = dialer.DialContext(ctx, "tcp", t.addr, t.Base.DialOptions(opts...)...)
if err != nil {
return nil, err
return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
}
defer safeConnClose(c, err)
tcpKeepAlive(c)
c, err = t.plainStream(c)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
}
pc := t.instance.PacketConn(c)
return newPacketConn(pc, t), err
}
return t.ListenPacketWithDialer(ctx, dialer.NewDialer(t.Base.DialOptions(opts...)...), metadata)
}
// ListenPacketWithDialer implements C.ProxyAdapter
func (t *Trojan) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
c, err := dialer.DialContext(ctx, "tcp", t.addr)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
}
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
tcpKeepAlive(c)
c, err = t.plainStream(c)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", t.addr, err)
}
err = t.instance.WriteHeader(c, trojan.CommandUDP, serializesSocksAddr(metadata))
@ -191,11 +168,6 @@ func (t *Trojan) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, me
return newPacketConn(pc, t), err
}
// SupportWithDialer implements C.ProxyAdapter
func (t *Trojan) SupportWithDialer() bool {
return true
}
// ListenPacketOnStreamConn implements C.ProxyAdapter
func (t *Trojan) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
pc := t.instance.PacketConn(c)
@ -216,7 +188,6 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
ServerName: option.Server,
SkipCertVerify: option.SkipCertVerify,
FlowShow: option.FlowShow,
Fingerprint: option.Fingerprint,
}
if option.Network != "ws" && len(option.Flow) >= 16 {
@ -235,13 +206,12 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
t := &Trojan{
Base: &Base{
name: option.Name,
addr: addr,
tp: C.Trojan,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
name: option.Name,
addr: addr,
tp: C.Trojan,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
},
instance: trojan.New(tOption),
option: &option,
@ -264,15 +234,6 @@ func NewTrojan(option TrojanOption) (*Trojan, error) {
ServerName: tOption.ServerName,
}
if len(option.Fingerprint) == 0 {
tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
} else {
var err error
if tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, option.Fingerprint); err != nil {
return nil, err
}
}
if t.option.Flow != "" {
t.transport = gun.NewHTTP2XTLSClient(dialFn, tlsConfig)
} else {

View File

@ -1,242 +0,0 @@
package outbound
import (
"context"
"crypto/sha256"
"crypto/tls"
"encoding/hex"
"encoding/pem"
"fmt"
"math"
"net"
"os"
"strconv"
"time"
"github.com/metacubex/quic-go"
"github.com/Dreamacro/clash/component/dialer"
tlsC "github.com/Dreamacro/clash/component/tls"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/tuic"
)
type Tuic struct {
*Base
client *tuic.PoolClient
}
type TuicOption struct {
BasicOption
Name string `proxy:"name"`
Server string `proxy:"server"`
Port int `proxy:"port"`
Token string `proxy:"token"`
Ip string `proxy:"ip,omitempty"`
HeartbeatInterval int `proxy:"heartbeat-interval,omitempty"`
ALPN []string `proxy:"alpn,omitempty"`
ReduceRtt bool `proxy:"reduce-rtt,omitempty"`
RequestTimeout int `proxy:"request-timeout,omitempty"`
UdpRelayMode string `proxy:"udp-relay-mode,omitempty"`
CongestionController string `proxy:"congestion-controller,omitempty"`
DisableSni bool `proxy:"disable-sni,omitempty"`
MaxUdpRelayPacketSize int `proxy:"max-udp-relay-packet-size,omitempty"`
FastOpen bool `proxy:"fast-open,omitempty"`
MaxOpenStreams int `proxy:"max-open-streams,omitempty"`
SkipCertVerify bool `proxy:"skip-cert-verify,omitempty"`
Fingerprint string `proxy:"fingerprint,omitempty"`
CustomCA string `proxy:"ca,omitempty"`
CustomCAString string `proxy:"ca-str,omitempty"`
ReceiveWindowConn int `proxy:"recv-window-conn,omitempty"`
ReceiveWindow int `proxy:"recv-window,omitempty"`
DisableMTUDiscovery bool `proxy:"disable-mtu-discovery,omitempty"`
}
// DialContext implements C.ProxyAdapter
func (t *Tuic) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
return t.DialContextWithDialer(ctx, dialer.NewDialer(t.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (t *Tuic) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (C.Conn, error) {
conn, err := t.client.DialContextWithDialer(ctx, metadata, dialer, t.dialWithDialer)
if err != nil {
return nil, err
}
return NewConn(conn, t), err
}
// ListenPacketContext implements C.ProxyAdapter
func (t *Tuic) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
return t.ListenPacketWithDialer(ctx, dialer.NewDialer(t.Base.DialOptions(opts...)...), metadata)
}
// ListenPacketWithDialer implements C.ProxyAdapter
func (t *Tuic) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
pc, err := t.client.ListenPacketWithDialer(ctx, metadata, dialer, t.dialWithDialer)
if err != nil {
return nil, err
}
return newPacketConn(pc, t), nil
}
// SupportWithDialer implements C.ProxyAdapter
func (t *Tuic) SupportWithDialer() bool {
return true
}
func (t *Tuic) dial(ctx context.Context, opts ...dialer.Option) (pc net.PacketConn, addr net.Addr, err error) {
return t.dialWithDialer(ctx, dialer.NewDialer(opts...))
}
func (t *Tuic) dialWithDialer(ctx context.Context, dialer C.Dialer) (pc net.PacketConn, addr net.Addr, err error) {
udpAddr, err := resolveUDPAddrWithPrefer(ctx, "udp", t.addr, t.prefer)
if err != nil {
return nil, nil, err
}
addr = udpAddr
pc, err = dialer.ListenPacket(ctx, "udp", "", udpAddr.AddrPort())
if err != nil {
return nil, nil, err
}
return
}
func NewTuic(option TuicOption) (*Tuic, error) {
addr := net.JoinHostPort(option.Server, strconv.Itoa(option.Port))
serverName := option.Server
tlsConfig := &tls.Config{
ServerName: serverName,
InsecureSkipVerify: option.SkipCertVerify,
MinVersion: tls.VersionTLS13,
}
var bs []byte
var err error
if len(option.CustomCA) > 0 {
bs, err = os.ReadFile(option.CustomCA)
if err != nil {
return nil, fmt.Errorf("tuic %s load ca error: %w", addr, err)
}
} else if option.CustomCAString != "" {
bs = []byte(option.CustomCAString)
}
if len(bs) > 0 {
block, _ := pem.Decode(bs)
if block == nil {
return nil, fmt.Errorf("CA cert is not PEM")
}
fpBytes := sha256.Sum256(block.Bytes)
if len(option.Fingerprint) == 0 {
option.Fingerprint = hex.EncodeToString(fpBytes[:])
}
}
if len(option.Fingerprint) != 0 {
var err error
tlsConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, option.Fingerprint)
if err != nil {
return nil, err
}
} else {
tlsConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
}
if len(option.ALPN) > 0 {
tlsConfig.NextProtos = option.ALPN
} else {
tlsConfig.NextProtos = []string{"h3"}
}
if option.RequestTimeout == 0 {
option.RequestTimeout = 8000
}
if option.HeartbeatInterval <= 0 {
option.HeartbeatInterval = 10000
}
if option.UdpRelayMode != "quic" {
option.UdpRelayMode = "native"
}
if option.MaxUdpRelayPacketSize == 0 {
option.MaxUdpRelayPacketSize = 1500
}
if option.MaxOpenStreams == 0 {
option.MaxOpenStreams = 100
}
// ensure server's incoming stream can handle correctly, increase to 1.1x
quicMaxOpenStreams := int64(option.MaxOpenStreams)
quicMaxOpenStreams = quicMaxOpenStreams + int64(math.Ceil(float64(quicMaxOpenStreams)/10.0))
quicConfig := &quic.Config{
InitialStreamReceiveWindow: uint64(option.ReceiveWindowConn),
MaxStreamReceiveWindow: uint64(option.ReceiveWindowConn),
InitialConnectionReceiveWindow: uint64(option.ReceiveWindow),
MaxConnectionReceiveWindow: uint64(option.ReceiveWindow),
MaxIncomingStreams: quicMaxOpenStreams,
MaxIncomingUniStreams: quicMaxOpenStreams,
KeepAlivePeriod: time.Duration(option.HeartbeatInterval) * time.Millisecond,
DisablePathMTUDiscovery: option.DisableMTUDiscovery,
EnableDatagrams: true,
}
if option.ReceiveWindowConn == 0 {
quicConfig.InitialStreamReceiveWindow = tuic.DefaultStreamReceiveWindow / 10
quicConfig.MaxStreamReceiveWindow = tuic.DefaultStreamReceiveWindow
}
if option.ReceiveWindow == 0 {
quicConfig.InitialConnectionReceiveWindow = tuic.DefaultConnectionReceiveWindow / 10
quicConfig.MaxConnectionReceiveWindow = tuic.DefaultConnectionReceiveWindow
}
if len(option.Ip) > 0 {
addr = net.JoinHostPort(option.Ip, strconv.Itoa(option.Port))
}
host := option.Server
if option.DisableSni {
host = ""
tlsConfig.ServerName = ""
}
tkn := tuic.GenTKN(option.Token)
t := &Tuic{
Base: &Base{
name: option.Name,
addr: addr,
tp: C.Tuic,
udp: true,
tfo: option.FastOpen,
iface: option.Interface,
prefer: C.NewDNSPrefer(option.IPVersion),
},
}
// to avoid tuic's "too many open streams", decrease to 0.9x
clientMaxOpenStreams := int64(option.MaxOpenStreams)
clientMaxOpenStreams = clientMaxOpenStreams - int64(math.Ceil(float64(clientMaxOpenStreams)/10.0))
if clientMaxOpenStreams < 1 {
clientMaxOpenStreams = 1
}
clientOption := &tuic.ClientOption{
TlsConfig: tlsConfig,
QuicConfig: quicConfig,
Host: host,
Token: tkn,
UdpRelayMode: option.UdpRelayMode,
CongestionController: option.CongestionController,
ReduceRtt: option.ReduceRtt,
RequestTimeout: time.Duration(option.RequestTimeout) * time.Millisecond,
MaxUdpRelayPacketSize: option.MaxUdpRelayPacketSize,
FastOpen: option.FastOpen,
MaxOpenStreams: clientMaxOpenStreams,
}
t.client = tuic.NewPoolClient(clientOption)
return t, nil
}

View File

@ -2,11 +2,9 @@ package outbound
import (
"bytes"
"context"
"crypto/tls"
xtls "github.com/xtls/go"
"net"
"net/netip"
"strconv"
"sync"
"time"
@ -45,11 +43,10 @@ func getClientXSessionCache() xtls.ClientSessionCache {
func serializesSocksAddr(metadata *C.Metadata) []byte {
var buf [][]byte
addrType := metadata.AddrType()
aType := uint8(addrType)
aType := uint8(metadata.AddrType)
p, _ := strconv.ParseUint(metadata.DstPort, 10, 16)
port := []byte{uint8(p >> 8), uint8(p & 0xff)}
switch addrType {
switch metadata.AddrType {
case socks5.AtypDomainName:
lenM := uint8(len(metadata.Host))
host := []byte(metadata.Host)
@ -64,69 +61,13 @@ func serializesSocksAddr(metadata *C.Metadata) []byte {
return bytes.Join(buf, nil)
}
func resolveUDPAddr(ctx context.Context, network, address string) (*net.UDPAddr, error) {
func resolveUDPAddr(network, address string) (*net.UDPAddr, error) {
host, port, err := net.SplitHostPort(address)
if err != nil {
return nil, err
}
ip, err := resolver.ResolveProxyServerHost(ctx, host)
if err != nil {
return nil, err
}
return net.ResolveUDPAddr(network, net.JoinHostPort(ip.String(), port))
}
func resolveUDPAddrWithPrefer(ctx context.Context, network, address string, prefer C.DNSPrefer) (*net.UDPAddr, error) {
host, port, err := net.SplitHostPort(address)
if err != nil {
return nil, err
}
var ip netip.Addr
var fallback netip.Addr
switch prefer {
case C.IPv4Only:
ip, err = resolver.ResolveIPv4ProxyServerHost(ctx, host)
case C.IPv6Only:
ip, err = resolver.ResolveIPv6ProxyServerHost(ctx, host)
case C.IPv6Prefer:
var ips []netip.Addr
ips, err = resolver.LookupIPProxyServerHost(ctx, host)
if err == nil {
for _, addr := range ips {
if addr.Is6() {
ip = addr
break
} else {
if !fallback.IsValid() {
fallback = addr
}
}
}
}
default:
// C.IPv4Prefer, C.DualStack and other
var ips []netip.Addr
ips, err = resolver.LookupIPProxyServerHost(ctx, host)
if err == nil {
for _, addr := range ips {
if addr.Is4() {
ip = addr
break
} else {
if !fallback.IsValid() {
fallback = addr
}
}
}
}
}
if !ip.IsValid() && fallback.IsValid() {
ip = fallback
}
ip, err := resolver.ResolveProxyServerHost(host)
if err != nil {
return nil, err
}
@ -134,7 +75,7 @@ func resolveUDPAddrWithPrefer(ctx context.Context, network, address string, pref
}
func safeConnClose(c net.Conn, err error) {
if err != nil && c != nil {
if err != nil {
_ = c.Close()
}
}

View File

@ -12,13 +12,10 @@ import (
"strconv"
"sync"
"github.com/Dreamacro/clash/common/convert"
"github.com/Dreamacro/clash/component/dialer"
"github.com/Dreamacro/clash/component/resolver"
tlsC "github.com/Dreamacro/clash/component/tls"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/gun"
"github.com/Dreamacro/clash/transport/socks5"
"github.com/Dreamacro/clash/transport/vless"
"github.com/Dreamacro/clash/transport/vmess"
)
@ -57,7 +54,6 @@ type VlessOption struct {
WSPath string `proxy:"ws-path,omitempty"`
WSHeaders map[string]string `proxy:"ws-headers,omitempty"`
SkipCertVerify bool `proxy:"skip-cert-verify,omitempty"`
Fingerprint string `proxy:"fingerprint,omitempty"`
ServerName string `proxy:"servername,omitempty"`
}
@ -73,39 +69,27 @@ func (v *Vless) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
Path: v.option.WSOpts.Path,
MaxEarlyData: v.option.WSOpts.MaxEarlyData,
EarlyDataHeaderName: v.option.WSOpts.EarlyDataHeaderName,
Headers: http.Header{},
}
if len(v.option.WSOpts.Headers) != 0 {
header := http.Header{}
for key, value := range v.option.WSOpts.Headers {
wsOpts.Headers.Add(key, value)
header.Add(key, value)
}
wsOpts.Headers = header
}
if v.option.TLS {
wsOpts.TLS = true
tlsConfig := &tls.Config{
MinVersion: tls.VersionTLS12,
ServerName: host,
InsecureSkipVerify: v.option.SkipCertVerify,
NextProtos: []string{"http/1.1"},
}
if len(v.option.Fingerprint) == 0 {
wsOpts.TLSConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
} else {
wsOpts.TLSConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, v.option.Fingerprint)
}
if v.option.ServerName != "" {
wsOpts.TLSConfig.ServerName = v.option.ServerName
} else if host := wsOpts.Headers.Get("Host"); host != "" {
wsOpts.TLSConfig.ServerName = host
}
} else {
if host := wsOpts.Headers.Get("Host"); host == "" {
wsOpts.Headers.Set("Host", convert.RandHost())
convert.SetUserAgent(wsOpts.Headers)
}
wsOpts.TLS = true
wsOpts.TLSConfig = &tls.Config{
MinVersion: tls.VersionTLS12,
ServerName: host,
InsecureSkipVerify: v.option.SkipCertVerify,
NextProtos: []string{"http/1.1"},
}
if v.option.ServerName != "" {
wsOpts.TLSConfig.ServerName = v.option.ServerName
} else if host := wsOpts.Headers.Get("Host"); host != "" {
wsOpts.TLSConfig.ServerName = host
}
c, err = vmess.StreamWebsocketConn(c, wsOpts)
case "http":
@ -162,7 +146,6 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
xtlsOpts := vless.XTLSConfig{
Host: host,
SkipCertVerify: v.option.SkipCertVerify,
FingerPrint: v.option.Fingerprint,
}
if isH2 {
@ -179,7 +162,6 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
tlsOpts := vmess.TLSConfig{
Host: host,
SkipCertVerify: v.option.SkipCertVerify,
FingerPrint: v.option.Fingerprint,
}
if isH2 {
@ -208,9 +190,7 @@ func (v *Vless) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
if err != nil {
return nil, err
}
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = v.client.StreamConn(c, parseVlessAddr(metadata))
if err != nil {
@ -219,19 +199,13 @@ func (v *Vless) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
return NewConn(c, v), nil
}
return v.DialContextWithDialer(ctx, dialer.NewDialer(v.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (v *Vless) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
c, err := dialer.DialContext(ctx, "tcp", v.addr)
c, err := dialer.DialContext(ctx, "tcp", v.addr, v.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = v.StreamConn(c, metadata)
return NewConn(c, v), err
@ -241,7 +215,7 @@ func (v *Vless) DialContextWithDialer(ctx context.Context, dialer C.Dialer, meta
func (v *Vless) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
// vless use stream-oriented udp with a special address, so we needs a net.UDPAddr
if !metadata.Resolved() {
ip, err := resolver.ResolveIP(ctx, metadata.Host)
ip, err := resolver.ResolveIP(metadata.Host)
if err != nil {
return nil, errors.New("can't resolve ip")
}
@ -255,41 +229,19 @@ func (v *Vless) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
if err != nil {
return nil, err
}
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = v.client.StreamConn(c, parseVlessAddr(metadata))
} else {
c, err = dialer.DialContext(ctx, "tcp", v.addr, v.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("new vless client error: %v", err)
return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
}
tcpKeepAlive(c)
defer safeConnClose(c, err)
return v.ListenPacketOnStreamConn(c, metadata)
c, err = v.StreamConn(c, metadata)
}
return v.ListenPacketWithDialer(ctx, dialer.NewDialer(v.Base.DialOptions(opts...)...), metadata)
}
// ListenPacketWithDialer implements C.ProxyAdapter
func (v *Vless) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
// vless use stream-oriented udp with a special address, so we needs a net.UDPAddr
if !metadata.Resolved() {
ip, err := resolver.ResolveIP(ctx, metadata.Host)
if err != nil {
return nil, errors.New("can't resolve ip")
}
metadata.DstIP = ip
}
c, err := dialer.DialContext(ctx, "tcp", v.addr)
if err != nil {
return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
c, err = v.StreamConn(c, metadata)
if err != nil {
return nil, fmt.Errorf("new vless client error: %v", err)
@ -298,11 +250,6 @@ func (v *Vless) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, met
return v.ListenPacketOnStreamConn(c, metadata)
}
// SupportWithDialer implements C.ProxyAdapter
func (v *Vless) SupportWithDialer() bool {
return true
}
// ListenPacketOnStreamConn implements C.ProxyAdapter
func (v *Vless) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
return newPacketConn(&vlessPacketConn{Conn: c, rAddr: metadata.UDPAddr()}, v), nil
@ -316,16 +263,16 @@ func (v *Vless) SupportUOT() bool {
func parseVlessAddr(metadata *C.Metadata) *vless.DstAddr {
var addrType byte
var addr []byte
switch metadata.AddrType() {
case socks5.AtypIPv4:
switch metadata.AddrType {
case C.AtypIPv4:
addrType = vless.AtypIPv4
addr = make([]byte, net.IPv4len)
copy(addr[:], metadata.DstIP.AsSlice())
case socks5.AtypIPv6:
case C.AtypIPv6:
addrType = vless.AtypIPv6
addr = make([]byte, net.IPv6len)
copy(addr[:], metadata.DstIP.AsSlice())
case socks5.AtypDomainName:
case C.AtypDomainName:
addrType = vless.AtypDomainName
addr = make([]byte, len(metadata.Host)+1)
addr[0] = byte(len(metadata.Host))
@ -454,12 +401,11 @@ func NewVless(option VlessOption) (*Vless, error) {
v := &Vless{
Base: &Base{
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.Vless,
udp: option.UDP,
iface: option.Interface,
prefer: C.NewDNSPrefer(option.IPVersion),
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.Vless,
udp: option.UDP,
iface: option.Interface,
},
client: client,
option: &option,
@ -484,10 +430,10 @@ func NewVless(option VlessOption) (*Vless, error) {
ServiceName: v.option.GrpcOpts.GrpcServiceName,
Host: v.option.ServerName,
}
tlsConfig := tlsC.GetGlobalFingerprintTLCConfig(&tls.Config{
tlsConfig := &tls.Config{
InsecureSkipVerify: v.option.SkipCertVerify,
ServerName: v.option.ServerName,
})
}
if v.option.ServerName == "" {
host, _, _ := net.SplitHostPort(v.addr)

View File

@ -5,26 +5,18 @@ import (
"crypto/tls"
"errors"
"fmt"
tlsC "github.com/Dreamacro/clash/component/tls"
vmess "github.com/sagernet/sing-vmess"
"net"
"net/http"
"strconv"
"strings"
"sync"
"github.com/Dreamacro/clash/component/dialer"
"github.com/Dreamacro/clash/component/resolver"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/gun"
clashVMess "github.com/Dreamacro/clash/transport/vmess"
"github.com/sagernet/sing-vmess/packetaddr"
M "github.com/sagernet/sing/common/metadata"
"github.com/Dreamacro/clash/transport/vmess"
)
var ErrUDPRemoteAddrMismatch = errors.New("udp packet dropped due to mismatched remote address")
type Vmess struct {
*Base
client *vmess.Client
@ -38,27 +30,25 @@ type Vmess struct {
type VmessOption struct {
BasicOption
Name string `proxy:"name"`
Server string `proxy:"server"`
Port int `proxy:"port"`
UUID string `proxy:"uuid"`
AlterID int `proxy:"alterId"`
Cipher string `proxy:"cipher"`
UDP bool `proxy:"udp,omitempty"`
Network string `proxy:"network,omitempty"`
TLS bool `proxy:"tls,omitempty"`
SkipCertVerify bool `proxy:"skip-cert-verify,omitempty"`
Fingerprint string `proxy:"fingerprint,omitempty"`
ServerName string `proxy:"servername,omitempty"`
HTTPOpts HTTPOptions `proxy:"http-opts,omitempty"`
HTTP2Opts HTTP2Options `proxy:"h2-opts,omitempty"`
GrpcOpts GrpcOptions `proxy:"grpc-opts,omitempty"`
WSOpts WSOptions `proxy:"ws-opts,omitempty"`
PacketAddr bool `proxy:"packet-addr,omitempty"`
XUDP bool `proxy:"xudp,omitempty"`
PacketEncoding string `proxy:"packet-encoding,omitempty"`
GlobalPadding bool `proxy:"global-padding,omitempty"`
AuthenticatedLength bool `proxy:"authenticated-length,omitempty"`
Name string `proxy:"name"`
Server string `proxy:"server"`
Port int `proxy:"port"`
UUID string `proxy:"uuid"`
AlterID int `proxy:"alterId"`
Cipher string `proxy:"cipher"`
UDP bool `proxy:"udp,omitempty"`
Network string `proxy:"network,omitempty"`
TLS bool `proxy:"tls,omitempty"`
SkipCertVerify bool `proxy:"skip-cert-verify,omitempty"`
ServerName string `proxy:"servername,omitempty"`
HTTPOpts HTTPOptions `proxy:"http-opts,omitempty"`
HTTP2Opts HTTP2Options `proxy:"h2-opts,omitempty"`
GrpcOpts GrpcOptions `proxy:"grpc-opts,omitempty"`
WSOpts WSOptions `proxy:"ws-opts,omitempty"`
// TODO: compatible with VMESS WS older version configurations
WSHeaders map[string]string `proxy:"ws-headers,omitempty"`
WSPath string `proxy:"ws-path,omitempty"`
}
type HTTPOptions struct {
@ -88,52 +78,49 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
var err error
switch v.option.Network {
case "ws":
if v.option.WSOpts.Path == "" {
v.option.WSOpts.Path = v.option.WSPath
}
if len(v.option.WSOpts.Headers) == 0 {
v.option.WSOpts.Headers = v.option.WSHeaders
}
host, port, _ := net.SplitHostPort(v.addr)
wsOpts := &clashVMess.WebsocketConfig{
wsOpts := &vmess.WebsocketConfig{
Host: host,
Port: port,
Path: v.option.WSOpts.Path,
MaxEarlyData: v.option.WSOpts.MaxEarlyData,
EarlyDataHeaderName: v.option.WSOpts.EarlyDataHeaderName,
Headers: http.Header{},
}
if len(v.option.WSOpts.Headers) != 0 {
header := http.Header{}
for key, value := range v.option.WSOpts.Headers {
wsOpts.Headers.Add(key, value)
header.Add(key, value)
}
wsOpts.Headers = header
}
if v.option.TLS {
wsOpts.TLS = true
tlsConfig := &tls.Config{
wsOpts.TLSConfig = &tls.Config{
ServerName: host,
InsecureSkipVerify: v.option.SkipCertVerify,
NextProtos: []string{"http/1.1"},
}
if len(v.option.Fingerprint) == 0 {
wsOpts.TLSConfig = tlsC.GetGlobalFingerprintTLCConfig(tlsConfig)
} else {
var err error
if wsOpts.TLSConfig, err = tlsC.GetSpecifiedFingerprintTLSConfig(tlsConfig, v.option.Fingerprint); err != nil {
return nil, err
}
}
if v.option.ServerName != "" {
wsOpts.TLSConfig.ServerName = v.option.ServerName
} else if host := wsOpts.Headers.Get("Host"); host != "" {
wsOpts.TLSConfig.ServerName = host
}
}
c, err = clashVMess.StreamWebsocketConn(c, wsOpts)
c, err = vmess.StreamWebsocketConn(c, wsOpts)
case "http":
// readability first, so just copy default TLS logic
if v.option.TLS {
host, _, _ := net.SplitHostPort(v.addr)
tlsOpts := &clashVMess.TLSConfig{
tlsOpts := &vmess.TLSConfig{
Host: host,
SkipCertVerify: v.option.SkipCertVerify,
}
@ -142,24 +129,24 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
tlsOpts.Host = v.option.ServerName
}
c, err = clashVMess.StreamTLSConn(c, tlsOpts)
c, err = vmess.StreamTLSConn(c, tlsOpts)
if err != nil {
return nil, err
}
}
host, _, _ := net.SplitHostPort(v.addr)
httpOpts := &clashVMess.HTTPConfig{
httpOpts := &vmess.HTTPConfig{
Host: host,
Method: v.option.HTTPOpts.Method,
Path: v.option.HTTPOpts.Path,
Headers: v.option.HTTPOpts.Headers,
}
c = clashVMess.StreamHTTPConn(c, httpOpts)
c = vmess.StreamHTTPConn(c, httpOpts)
case "h2":
host, _, _ := net.SplitHostPort(v.addr)
tlsOpts := clashVMess.TLSConfig{
tlsOpts := vmess.TLSConfig{
Host: host,
SkipCertVerify: v.option.SkipCertVerify,
NextProtos: []string{"h2"},
@ -169,24 +156,24 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
tlsOpts.Host = v.option.ServerName
}
c, err = clashVMess.StreamTLSConn(c, &tlsOpts)
c, err = vmess.StreamTLSConn(c, &tlsOpts)
if err != nil {
return nil, err
}
h2Opts := &clashVMess.H2Config{
h2Opts := &vmess.H2Config{
Hosts: v.option.HTTP2Opts.Host,
Path: v.option.HTTP2Opts.Path,
}
c, err = clashVMess.StreamH2Conn(c, h2Opts)
c, err = vmess.StreamH2Conn(c, h2Opts)
case "grpc":
c, err = gun.StreamGunWithConn(c, v.gunTLSConfig, v.gunConfig)
default:
// handle TLS
if v.option.TLS {
host, _, _ := net.SplitHostPort(v.addr)
tlsOpts := &clashVMess.TLSConfig{
tlsOpts := &vmess.TLSConfig{
Host: host,
SkipCertVerify: v.option.SkipCertVerify,
}
@ -195,22 +182,15 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
tlsOpts.Host = v.option.ServerName
}
c, err = clashVMess.StreamTLSConn(c, tlsOpts)
c, err = vmess.StreamTLSConn(c, tlsOpts)
}
}
if err != nil {
return nil, err
}
if metadata.NetWork == C.UDP {
if v.option.XUDP {
return v.client.DialXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
} else {
return v.client.DialPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
}
} else {
return v.client.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
}
return v.client.StreamConn(c, parseVmessAddr(metadata))
}
// DialContext implements C.ProxyAdapter
@ -221,30 +201,22 @@ func (v *Vmess) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
if err != nil {
return nil, err
}
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = v.client.DialConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
c, err = v.client.StreamConn(c, parseVmessAddr(metadata))
if err != nil {
return nil, err
}
return NewConn(c, v), nil
}
return v.DialContextWithDialer(ctx, dialer.NewDialer(v.Base.DialOptions(opts...)...), metadata)
}
// DialContextWithDialer implements C.ProxyAdapter
func (v *Vmess) DialContextWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.Conn, err error) {
c, err := dialer.DialContext(ctx, "tcp", v.addr)
c, err := dialer.DialContext(ctx, "tcp", v.addr, v.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
defer safeConnClose(c, err)
c, err = v.StreamConn(c, metadata)
return NewConn(c, v), err
@ -254,20 +226,13 @@ func (v *Vmess) DialContextWithDialer(ctx context.Context, dialer C.Dialer, meta
func (v *Vmess) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
// vmess use stream-oriented udp with a special address, so we needs a net.UDPAddr
if !metadata.Resolved() {
ip, err := resolver.ResolveIP(ctx, metadata.Host)
ip, err := resolver.ResolveIP(metadata.Host)
if err != nil {
return nil, errors.New("can't resolve ip")
}
metadata.DstIP = ip
}
if v.option.PacketAddr {
_metadata := *metadata // make a copy
metadata = &_metadata
metadata.Host = packetaddr.SeqPacketMagicAddress
metadata.DstPort = "443"
}
var c net.Conn
// gun transport
if v.transport != nil && len(opts) == 0 {
@ -275,46 +240,20 @@ func (v *Vmess) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
if err != nil {
return nil, err
}
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
if v.option.XUDP {
c, err = v.client.DialXUDPPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
} else {
c, err = v.client.DialPacketConn(c, M.ParseSocksaddr(metadata.RemoteAddress()))
}
defer safeConnClose(c, err)
c, err = v.client.StreamConn(c, parseVmessAddr(metadata))
} else {
c, err = dialer.DialContext(ctx, "tcp", v.addr, v.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("new vmess client error: %v", err)
return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
}
return v.ListenPacketOnStreamConn(c, metadata)
}
c, err = dialer.DialContext(ctx, "tcp", v.addr, v.Base.DialOptions(opts...)...)
if err != nil {
return nil, fmt.Errorf("%s connect error: %s", v.addr, err.Error())
}
tcpKeepAlive(c)
defer func(c net.Conn) {
safeConnClose(c, err)
}(c)
tcpKeepAlive(c)
defer safeConnClose(c, err)
c, err = v.StreamConn(c, metadata)
return v.ListenPacketWithDialer(ctx, dialer.NewDialer(v.Base.DialOptions(opts...)...), metadata)
}
// ListenPacketWithDialer implements C.ProxyAdapter
func (v *Vmess) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, metadata *C.Metadata) (_ C.PacketConn, err error) {
// vmess use stream-oriented udp with a special address, so we needs a net.UDPAddr
if !metadata.Resolved() {
ip, err := resolver.ResolveIP(ctx, metadata.Host)
if err != nil {
return nil, errors.New("can't resolve ip")
}
metadata.DstIP = ip
c, err = v.StreamConn(c, metadata)
}
c, err := dialer.DialContext(ctx, "tcp", v.addr)
if err != nil {
return nil, fmt.Errorf("new vmess client error: %v", err)
}
@ -322,18 +261,8 @@ func (v *Vmess) ListenPacketWithDialer(ctx context.Context, dialer C.Dialer, met
return v.ListenPacketOnStreamConn(c, metadata)
}
// SupportWithDialer implements C.ProxyAdapter
func (v *Vmess) SupportWithDialer() bool {
return true
}
// ListenPacketOnStreamConn implements C.ProxyAdapter
func (v *Vmess) ListenPacketOnStreamConn(c net.Conn, metadata *C.Metadata) (_ C.PacketConn, err error) {
if v.option.PacketAddr {
return newPacketConn(&threadSafePacketConn{PacketConn: packetaddr.NewBindConn(c)}, v), nil
} else if pc, ok := c.(net.PacketConn); ok {
return newPacketConn(&threadSafePacketConn{PacketConn: pc}, v), nil
}
return newPacketConn(&vmessPacketConn{Conn: c, rAddr: metadata.UDPAddr()}, v), nil
}
@ -344,28 +273,18 @@ func (v *Vmess) SupportUOT() bool {
func NewVmess(option VmessOption) (*Vmess, error) {
security := strings.ToLower(option.Cipher)
var options []vmess.ClientOption
if option.GlobalPadding {
options = append(options, vmess.ClientWithGlobalPadding())
}
if option.AuthenticatedLength {
options = append(options, vmess.ClientWithAuthenticatedLength())
}
client, err := vmess.NewClient(option.UUID, security, option.AlterID, options...)
client, err := vmess.NewClient(vmess.Config{
UUID: option.UUID,
AlterID: uint16(option.AlterID),
Security: security,
HostName: option.Server,
Port: strconv.Itoa(option.Port),
IsAead: option.AlterID == 0,
})
if err != nil {
return nil, err
}
switch option.PacketEncoding {
case "packetaddr", "packet":
option.PacketAddr = true
case "xudp":
option.XUDP = true
}
if option.XUDP {
option.PacketAddr = false
}
switch option.Network {
case "h2", "grpc":
if !option.TLS {
@ -375,13 +294,12 @@ func NewVmess(option VmessOption) (*Vmess, error) {
v := &Vmess{
Base: &Base{
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.Vmess,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.Vmess,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
},
client: client,
option: &option,
@ -421,36 +339,44 @@ func NewVmess(option VmessOption) (*Vmess, error) {
v.gunConfig = gunConfig
v.transport = gun.NewHTTP2Client(dialFn, tlsConfig)
}
return v, nil
}
type threadSafePacketConn struct {
net.PacketConn
access sync.Mutex
}
func parseVmessAddr(metadata *C.Metadata) *vmess.DstAddr {
var addrType byte
var addr []byte
switch metadata.AddrType {
case C.AtypIPv4:
addrType = byte(vmess.AtypIPv4)
addr = make([]byte, net.IPv4len)
copy(addr[:], metadata.DstIP.AsSlice())
case C.AtypIPv6:
addrType = byte(vmess.AtypIPv6)
addr = make([]byte, net.IPv6len)
copy(addr[:], metadata.DstIP.AsSlice())
case C.AtypDomainName:
addrType = byte(vmess.AtypDomainName)
addr = make([]byte, len(metadata.Host)+1)
addr[0] = byte(len(metadata.Host))
copy(addr[1:], []byte(metadata.Host))
}
func (c *threadSafePacketConn) WriteTo(b []byte, addr net.Addr) (int, error) {
c.access.Lock()
defer c.access.Unlock()
return c.PacketConn.WriteTo(b, addr)
port, _ := strconv.ParseUint(metadata.DstPort, 10, 16)
return &vmess.DstAddr{
UDP: metadata.NetWork == C.UDP,
AddrType: addrType,
Addr: addr,
Port: uint(port),
}
}
type vmessPacketConn struct {
net.Conn
rAddr net.Addr
access sync.Mutex
rAddr net.Addr
}
// WriteTo implments C.PacketConn.WriteTo
// Since VMess doesn't support full cone NAT by design, we verify if addr matches uc.rAddr, and drop the packet if not.
func (uc *vmessPacketConn) WriteTo(b []byte, addr net.Addr) (int, error) {
allowedAddr := uc.rAddr.(*net.UDPAddr)
destAddr := addr.(*net.UDPAddr)
if !(allowedAddr.IP.Equal(destAddr.IP) && allowedAddr.Port == destAddr.Port) {
return 0, ErrUDPRemoteAddrMismatch
}
uc.access.Lock()
defer uc.access.Unlock()
return uc.Conn.Write(b)
}

View File

@ -1,258 +0,0 @@
package outbound
import (
"context"
"encoding/base64"
"encoding/hex"
"errors"
"fmt"
"net"
"net/netip"
"runtime"
"strconv"
"strings"
"sync"
CN "github.com/Dreamacro/clash/common/net"
"github.com/Dreamacro/clash/component/dialer"
"github.com/Dreamacro/clash/component/resolver"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/listener/sing"
wireguard "github.com/metacubex/sing-wireguard"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/debug"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/wireguard-go/device"
)
type WireGuard struct {
*Base
bind *wireguard.ClientBind
device *device.Device
tunDevice wireguard.Device
dialer *wgDialer
startOnce sync.Once
startErr error
}
type WireGuardOption struct {
BasicOption
Name string `proxy:"name"`
Server string `proxy:"server"`
Port int `proxy:"port"`
Ip string `proxy:"ip,omitempty"`
Ipv6 string `proxy:"ipv6,omitempty"`
PrivateKey string `proxy:"private-key"`
PublicKey string `proxy:"public-key"`
PreSharedKey string `proxy:"pre-shared-key,omitempty"`
Reserved []uint8 `proxy:"reserved,omitempty"`
Workers int `proxy:"workers,omitempty"`
MTU int `proxy:"mtu,omitempty"`
UDP bool `proxy:"udp,omitempty"`
PersistentKeepalive int `proxy:"persistent-keepalive,omitempty"`
}
type wgDialer struct {
options []dialer.Option
}
func (d *wgDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
return dialer.DialContext(ctx, network, destination.String(), d.options...)
}
func (d *wgDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
return dialer.ListenPacket(ctx, dialer.ParseNetwork("udp", destination.Addr), "", d.options...)
}
func NewWireGuard(option WireGuardOption) (*WireGuard, error) {
outbound := &WireGuard{
Base: &Base{
name: option.Name,
addr: net.JoinHostPort(option.Server, strconv.Itoa(option.Port)),
tp: C.WireGuard,
udp: option.UDP,
iface: option.Interface,
rmark: option.RoutingMark,
prefer: C.NewDNSPrefer(option.IPVersion),
},
dialer: &wgDialer{},
}
runtime.SetFinalizer(outbound, closeWireGuard)
var reserved [3]uint8
if len(option.Reserved) > 0 {
if len(option.Reserved) != 3 {
return nil, E.New("invalid reserved value, required 3 bytes, got ", len(option.Reserved))
}
reserved[0] = uint8(option.Reserved[0])
reserved[1] = uint8(option.Reserved[1])
reserved[2] = uint8(option.Reserved[2])
}
peerAddr := M.ParseSocksaddrHostPort(option.Server, uint16(option.Port))
outbound.bind = wireguard.NewClientBind(context.Background(), outbound.dialer, peerAddr, reserved)
localPrefixes := make([]netip.Prefix, 0, 2)
if len(option.Ip) > 0 {
if !strings.Contains(option.Ip, "/") {
option.Ip = option.Ip + "/32"
}
if prefix, err := netip.ParsePrefix(option.Ip); err == nil {
localPrefixes = append(localPrefixes, prefix)
} else {
return nil, E.Cause(err, "ip address parse error")
}
}
if len(option.Ipv6) > 0 {
if !strings.Contains(option.Ipv6, "/") {
option.Ipv6 = option.Ipv6 + "/128"
}
if prefix, err := netip.ParsePrefix(option.Ipv6); err == nil {
localPrefixes = append(localPrefixes, prefix)
} else {
return nil, E.Cause(err, "ipv6 address parse error")
}
}
if len(localPrefixes) == 0 {
return nil, E.New("missing local address")
}
var privateKey, peerPublicKey, preSharedKey string
{
bytes, err := base64.StdEncoding.DecodeString(option.PrivateKey)
if err != nil {
return nil, E.Cause(err, "decode private key")
}
privateKey = hex.EncodeToString(bytes)
}
{
bytes, err := base64.StdEncoding.DecodeString(option.PublicKey)
if err != nil {
return nil, E.Cause(err, "decode peer public key")
}
peerPublicKey = hex.EncodeToString(bytes)
}
if option.PreSharedKey != "" {
bytes, err := base64.StdEncoding.DecodeString(option.PreSharedKey)
if err != nil {
return nil, E.Cause(err, "decode pre shared key")
}
preSharedKey = hex.EncodeToString(bytes)
}
ipcConf := "private_key=" + privateKey
ipcConf += "\npublic_key=" + peerPublicKey
ipcConf += "\nendpoint=" + peerAddr.String()
if preSharedKey != "" {
ipcConf += "\npreshared_key=" + preSharedKey
}
var has4, has6 bool
for _, address := range localPrefixes {
if address.Addr().Is4() {
has4 = true
} else {
has6 = true
}
}
if has4 {
ipcConf += "\nallowed_ip=0.0.0.0/0"
}
if has6 {
ipcConf += "\nallowed_ip=::/0"
}
if option.PersistentKeepalive != 0 {
ipcConf += fmt.Sprintf("\npersistent_keepalive_interval=%d", option.PersistentKeepalive)
}
mtu := option.MTU
if mtu == 0 {
mtu = 1408
}
var err error
outbound.tunDevice, err = wireguard.NewStackDevice(localPrefixes, uint32(mtu))
if err != nil {
return nil, E.Cause(err, "create WireGuard device")
}
outbound.device = device.NewDevice(outbound.tunDevice, outbound.bind, &device.Logger{
Verbosef: func(format string, args ...interface{}) {
sing.Logger.Debug(fmt.Sprintf(strings.ToLower(format), args...))
},
Errorf: func(format string, args ...interface{}) {
sing.Logger.Error(fmt.Sprintf(strings.ToLower(format), args...))
},
}, option.Workers)
if debug.Enabled {
sing.Logger.Trace("created wireguard ipc conf: \n", ipcConf)
}
err = outbound.device.IpcSet(ipcConf)
if err != nil {
return nil, E.Cause(err, "setup wireguard")
}
//err = outbound.tunDevice.Start()
return outbound, nil
}
func closeWireGuard(w *WireGuard) {
if w.device != nil {
w.device.Close()
}
_ = common.Close(w.tunDevice)
}
func (w *WireGuard) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.Conn, err error) {
w.dialer.options = opts
var conn net.Conn
w.startOnce.Do(func() {
w.startErr = w.tunDevice.Start()
})
if w.startErr != nil {
return nil, w.startErr
}
if !metadata.Resolved() {
var addrs []netip.Addr
addrs, err = resolver.LookupIP(ctx, metadata.Host)
if err != nil {
return nil, err
}
conn, err = N.DialSerial(ctx, w.tunDevice, "tcp", M.ParseSocksaddr(metadata.RemoteAddress()), addrs)
} else {
port, _ := strconv.Atoi(metadata.DstPort)
conn, err = w.tunDevice.DialContext(ctx, "tcp", M.SocksaddrFrom(metadata.DstIP, uint16(port)))
}
if err != nil {
return nil, err
}
if conn == nil {
return nil, E.New("conn is nil")
}
return NewConn(CN.NewRefConn(conn, w), w), nil
}
func (w *WireGuard) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (_ C.PacketConn, err error) {
w.dialer.options = opts
var pc net.PacketConn
w.startOnce.Do(func() {
w.startErr = w.tunDevice.Start()
})
if w.startErr != nil {
return nil, w.startErr
}
if err != nil {
return nil, err
}
if !metadata.Resolved() {
ip, err := resolver.ResolveIP(ctx, metadata.Host)
if err != nil {
return nil, errors.New("can't resolve ip")
}
metadata.DstIP = ip
}
port, _ := strconv.Atoi(metadata.DstPort)
pc, err = w.tunDevice.ListenPacket(ctx, M.SocksaddrFrom(metadata.DstIP, uint16(port)))
if err != nil {
return nil, err
}
if pc == nil {
return nil, E.New("packetConn is nil")
}
return newPacketConn(CN.NewRefPacketConn(pc, w), w), nil
}

View File

@ -31,7 +31,7 @@ func (f *Fallback) DialContext(ctx context.Context, metadata *C.Metadata, opts .
c.AppendToChains(f)
f.onDialSuccess()
} else {
f.onDialFailed(proxy.Type(), err)
f.onDialFailed()
}
return c, err
@ -72,30 +72,24 @@ func (f *Fallback) MarshalJSON() ([]byte, error) {
}
// Unwrap implements C.ProxyAdapter
func (f *Fallback) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
proxy := f.findAliveProxy(touch)
func (f *Fallback) Unwrap(metadata *C.Metadata) C.Proxy {
proxy := f.findAliveProxy(true)
return proxy
}
func (f *Fallback) findAliveProxy(touch bool) C.Proxy {
proxies := f.GetProxies(touch)
for _, proxy := range proxies {
if len(f.selected) == 0 {
if proxy.Alive() {
return proxy
}
} else {
if proxy.Name() == f.selected {
if proxy.Alive() {
return proxy
} else {
f.selected = ""
}
}
al := proxies[0]
for i := len(proxies) - 1; i > -1; i-- {
proxy := proxies[i]
if proxy.Name() == f.selected && proxy.Alive() {
return proxy
}
if proxy.Alive() {
al = proxy
}
}
return proxies[0]
return al
}
func (f *Fallback) Set(name string) error {
@ -131,7 +125,6 @@ func NewFallback(option *GroupCommonOption, providers []provider.ProxyProvider)
RoutingMark: option.RoutingMark,
},
option.Filter,
option.ExcludeFilter,
providers,
}),
disableUDP: option.DisableUDP,

View File

@ -11,156 +11,99 @@ import (
"github.com/Dreamacro/clash/tunnel"
"github.com/dlclark/regexp2"
"go.uber.org/atomic"
"strings"
"sync"
"time"
)
type GroupBase struct {
*outbound.Base
filterRegs []*regexp2.Regexp
excludeFilterReg *regexp2.Regexp
providers []provider.ProxyProvider
failedTestMux sync.Mutex
failedTimes int
failedTime time.Time
failedTesting *atomic.Bool
proxies [][]C.Proxy
versions []atomic.Uint32
filter *regexp2.Regexp
providers []provider.ProxyProvider
versions sync.Map // map[string]uint
proxies sync.Map // map[string][]C.Proxy
failedTestMux sync.Mutex
failedTimes int
failedTime time.Time
failedTesting *atomic.Bool
}
type GroupBaseOption struct {
outbound.BaseOption
filter string
excludeFilter string
providers []provider.ProxyProvider
filter string
providers []provider.ProxyProvider
}
func NewGroupBase(opt GroupBaseOption) *GroupBase {
var excludeFilterReg *regexp2.Regexp
if opt.excludeFilter != "" {
excludeFilterReg = regexp2.MustCompile(opt.excludeFilter, 0)
}
var filterRegs []*regexp2.Regexp
var filter *regexp2.Regexp = nil
if opt.filter != "" {
for _, filter := range strings.Split(opt.filter, "`") {
filterReg := regexp2.MustCompile(filter, 0)
filterRegs = append(filterRegs, filterReg)
}
filter = regexp2.MustCompile(opt.filter, 0)
}
gb := &GroupBase{
Base: outbound.NewBase(opt.BaseOption),
filterRegs: filterRegs,
excludeFilterReg: excludeFilterReg,
providers: opt.providers,
failedTesting: atomic.NewBool(false),
}
gb.proxies = make([][]C.Proxy, len(opt.providers))
gb.versions = make([]atomic.Uint32, len(opt.providers))
return gb
}
func (gb *GroupBase) Touch() {
for _, pd := range gb.providers {
pd.Touch()
return &GroupBase{
Base: outbound.NewBase(opt.BaseOption),
filter: filter,
providers: opt.providers,
failedTesting: atomic.NewBool(false),
}
}
func (gb *GroupBase) GetProxies(touch bool) []C.Proxy {
var proxies []C.Proxy
if len(gb.filterRegs) == 0 {
if gb.filter == nil {
var proxies []C.Proxy
for _, pd := range gb.providers {
if touch {
pd.Touch()
}
proxies = append(proxies, pd.Proxies()...)
}
} else {
for i, pd := range gb.providers {
if touch {
pd.Touch()
}
if pd.VehicleType() == types.Compatible {
gb.versions[i].Store(pd.Version())
gb.proxies[i] = pd.Proxies()
continue
}
version := gb.versions[i].Load()
if version != pd.Version() && gb.versions[i].CompareAndSwap(version, pd.Version()) {
var (
proxies []C.Proxy
newProxies []C.Proxy
)
proxies = pd.Proxies()
proxiesSet := map[string]struct{}{}
for _, filterReg := range gb.filterRegs {
for _, p := range proxies {
name := p.Name()
if mat, _ := filterReg.FindStringMatch(name); mat != nil {
if _, ok := proxiesSet[name]; !ok {
proxiesSet[name] = struct{}{}
newProxies = append(newProxies, p)
}
}
}
}
gb.proxies[i] = newProxies
proxies = append(proxies, pd.ProxiesWithTouch()...)
} else {
proxies = append(proxies, pd.Proxies()...)
}
}
for _, p := range gb.proxies {
proxies = append(proxies, p...)
if len(proxies) == 0 {
return append(proxies, tunnel.Proxies()["COMPATIBLE"])
}
return proxies
}
for _, pd := range gb.providers {
if pd.VehicleType() == types.Compatible {
if touch {
gb.proxies.Store(pd.Name(), pd.ProxiesWithTouch())
} else {
gb.proxies.Store(pd.Name(), pd.Proxies())
}
gb.versions.Store(pd.Name(), pd.Version())
continue
}
if version, ok := gb.versions.Load(pd.Name()); !ok || version != pd.Version() {
var (
proxies []C.Proxy
newProxies []C.Proxy
)
if touch {
proxies = pd.ProxiesWithTouch()
} else {
proxies = pd.Proxies()
}
for _, p := range proxies {
if mat, _ := gb.filter.FindStringMatch(p.Name()); mat != nil {
newProxies = append(newProxies, p)
}
}
gb.proxies.Store(pd.Name(), newProxies)
gb.versions.Store(pd.Name(), pd.Version())
}
}
var proxies []C.Proxy
gb.proxies.Range(func(key, value any) bool {
proxies = append(proxies, value.([]C.Proxy)...)
return true
})
if len(proxies) == 0 {
return append(proxies, tunnel.Proxies()["COMPATIBLE"])
}
if len(gb.providers) > 1 && len(gb.filterRegs) > 1 {
var newProxies []C.Proxy
proxiesSet := map[string]struct{}{}
for _, filterReg := range gb.filterRegs {
for _, p := range proxies {
name := p.Name()
if mat, _ := filterReg.FindStringMatch(name); mat != nil {
if _, ok := proxiesSet[name]; !ok {
proxiesSet[name] = struct{}{}
newProxies = append(newProxies, p)
}
}
}
}
for _, p := range proxies { // add not matched proxies at the end
name := p.Name()
if _, ok := proxiesSet[name]; !ok {
proxiesSet[name] = struct{}{}
newProxies = append(newProxies, p)
}
}
proxies = newProxies
}
if gb.excludeFilterReg != nil {
var newProxies []C.Proxy
for _, p := range proxies {
name := p.Name()
if mat, _ := gb.excludeFilterReg.FindStringMatch(name); mat != nil {
continue
}
newProxies = append(newProxies, p)
}
proxies = newProxies
}
return proxies
}
@ -174,11 +117,11 @@ func (gb *GroupBase) URLTest(ctx context.Context, url string) (map[string]uint16
wg.Add(1)
go func() {
delay, err := proxy.URLTest(ctx, url)
lock.Lock()
if err == nil {
lock.Lock()
mp[proxy.Name()] = delay
lock.Unlock()
}
lock.Unlock()
wg.Done()
}()
@ -192,13 +135,8 @@ func (gb *GroupBase) URLTest(ctx context.Context, url string) (map[string]uint16
}
}
func (gb *GroupBase) onDialFailed(adapterType C.AdapterType, err error) {
if adapterType == C.Direct || adapterType == C.Compatible || adapterType == C.Reject || adapterType == C.Pass {
return
}
if strings.Contains(err.Error(), "connection refused") {
go gb.healthCheck()
func (gb *GroupBase) onDialFailed() {
if gb.failedTesting.Load() {
return
}
@ -212,40 +150,31 @@ func (gb *GroupBase) onDialFailed(adapterType C.AdapterType, err error) {
gb.failedTime = time.Now()
} else {
if time.Since(gb.failedTime) > gb.failedTimeoutInterval() {
gb.failedTimes = 0
return
}
log.Debugln("ProxyGroup: %s failed count: %d", gb.Name(), gb.failedTimes)
if gb.failedTimes >= gb.maxFailedTimes() {
gb.failedTesting.Store(true)
log.Warnln("because %s failed multiple times, active health check", gb.Name())
gb.healthCheck()
wg := sync.WaitGroup{}
for _, proxyProvider := range gb.providers {
wg.Add(1)
proxyProvider := proxyProvider
go func() {
defer wg.Done()
proxyProvider.HealthCheck()
}()
}
wg.Wait()
gb.failedTesting.Store(false)
gb.failedTimes = 0
}
}
}()
}
func (gb *GroupBase) healthCheck() {
if gb.failedTesting.Load() {
return
}
gb.failedTesting.Store(true)
wg := sync.WaitGroup{}
for _, proxyProvider := range gb.providers {
wg.Add(1)
proxyProvider := proxyProvider
go func() {
defer wg.Done()
proxyProvider.HealthCheck()
}()
}
wg.Wait()
gb.failedTesting.Store(false)
gb.failedTimes = 0
}
func (gb *GroupBase) failedIntervalTime() int64 {
return 5 * time.Second.Milliseconds()
}

View File

@ -29,8 +29,10 @@ type LoadBalance struct {
var errStrategy = errors.New("unsupported strategy")
func parseStrategy(config map[string]any) string {
if strategy, ok := config["strategy"].(string); ok {
return strategy
if elm, ok := config["strategy"]; ok {
if strategy, ok := elm.(string); ok {
return strategy
}
}
return "consistent-hashing"
}
@ -82,17 +84,17 @@ func jumpHash(key uint64, buckets int32) int32 {
// DialContext implements C.ProxyAdapter
func (lb *LoadBalance) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (c C.Conn, err error) {
proxy := lb.Unwrap(metadata, true)
defer func() {
if err == nil {
c.AppendToChains(lb)
lb.onDialSuccess()
} else {
lb.onDialFailed(proxy.Type(), err)
lb.onDialFailed()
}
}()
proxy := lb.Unwrap(metadata)
c, err = proxy.DialContext(ctx, metadata, lb.Base.DialOptions(opts...)...)
return
}
@ -105,7 +107,7 @@ func (lb *LoadBalance) ListenPacketContext(ctx context.Context, metadata *C.Meta
}
}()
proxy := lb.Unwrap(metadata, true)
proxy := lb.Unwrap(metadata)
return proxy.ListenPacketContext(ctx, metadata, lb.Base.DialOptions(opts...)...)
}
@ -143,13 +145,6 @@ func strategyConsistentHashing() strategyFn {
}
}
// when availability is poor, traverse the entire list to get the available nodes
for _, proxy := range proxies {
if proxy.Alive() {
return proxy
}
}
return proxies[0]
}
}
@ -157,7 +152,7 @@ func strategyConsistentHashing() strategyFn {
func strategyStickySessions() strategyFn {
ttl := time.Minute * 10
maxRetry := 5
lruCache := cache.New[uint64, int](
lruCache := cache.NewLRUCache[uint64, int](
cache.WithAge[uint64, int](int64(ttl.Seconds())),
cache.WithSize[uint64, int](1000))
return func(proxies []C.Proxy, metadata *C.Metadata) C.Proxy {
@ -190,8 +185,8 @@ func strategyStickySessions() strategyFn {
}
// Unwrap implements C.ProxyAdapter
func (lb *LoadBalance) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
proxies := lb.GetProxies(touch)
func (lb *LoadBalance) Unwrap(metadata *C.Metadata) C.Proxy {
proxies := lb.GetProxies(true)
return lb.strategyFn(proxies, metadata)
}
@ -228,7 +223,6 @@ func NewLoadBalance(option *GroupCommonOption, providers []provider.ProxyProvide
RoutingMark: option.RoutingMark,
},
option.Filter,
option.ExcludeFilter,
providers,
}),
strategyFn: strategyFn,

View File

@ -21,16 +21,15 @@ var (
type GroupCommonOption struct {
outbound.BasicOption
Name string `group:"name"`
Type string `group:"type"`
Proxies []string `group:"proxies,omitempty"`
Use []string `group:"use,omitempty"`
URL string `group:"url,omitempty"`
Interval int `group:"interval,omitempty"`
Lazy bool `group:"lazy,omitempty"`
DisableUDP bool `group:"disable-udp,omitempty"`
Filter string `group:"filter,omitempty"`
ExcludeFilter string `group:"exclude-filter,omitempty"`
Name string `group:"name"`
Type string `group:"type"`
Proxies []string `group:"proxies,omitempty"`
Use []string `group:"use,omitempty"`
URL string `group:"url,omitempty"`
Interval int `group:"interval,omitempty"`
Lazy bool `group:"lazy,omitempty"`
DisableUDP bool `group:"disable-udp,omitempty"`
Filter string `group:"filter,omitempty"`
}
func ParseProxyGroup(config map[string]any, proxyMap map[string]C.Proxy, providersMap map[string]types.ProxyProvider) (C.ProxyAdapter, error) {
@ -76,11 +75,9 @@ func ParseProxyGroup(config map[string]any, proxyMap map[string]C.Proxy, provide
providers = append(providers, pd)
providersMap[groupName] = pd
} else {
if groupOption.URL == "" {
if groupOption.URL == "" || groupOption.Interval == 0 {
//return nil, errMissHealthCheck
groupOption.URL = "http://www.gstatic.com/generate_204"
}
if groupOption.Interval == 0 {
groupOption.Interval = 300
}

View File

@ -3,12 +3,9 @@ package outboundgroup
import (
"context"
"encoding/json"
"net"
"net/netip"
"strings"
"fmt"
"github.com/Dreamacro/clash/adapter/outbound"
N "github.com/Dreamacro/clash/common/net"
"github.com/Dreamacro/clash/component/dialer"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/constant/provider"
@ -18,36 +15,6 @@ type Relay struct {
*GroupBase
}
type proxyDialer struct {
proxy C.Proxy
dialer C.Dialer
}
func (p proxyDialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
currentMeta, err := addrToMetadata(address)
if err != nil {
return nil, err
}
if strings.Contains(network, "udp") { // should not support this operation
currentMeta.NetWork = C.UDP
pc, err := p.proxy.ListenPacketWithDialer(ctx, p.dialer, currentMeta)
if err != nil {
return nil, err
}
return N.NewBindPacketConn(pc, currentMeta.UDPAddr()), nil
}
return p.proxy.DialContextWithDialer(ctx, p.dialer, currentMeta)
}
func (p proxyDialer) ListenPacket(ctx context.Context, network, address string, rAddrPort netip.AddrPort) (net.PacketConn, error) {
currentMeta, err := addrToMetadata(rAddrPort.String())
if err != nil {
return nil, err
}
currentMeta.NetWork = C.UDP
return p.proxy.ListenPacketWithDialer(ctx, p.dialer, currentMeta)
}
// DialContext implements C.ProxyAdapter
func (r *Relay) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
proxies, chainProxies := r.proxies(metadata, true)
@ -58,19 +25,37 @@ func (r *Relay) DialContext(ctx context.Context, metadata *C.Metadata, opts ...d
case 1:
return proxies[0].DialContext(ctx, metadata, r.Base.DialOptions(opts...)...)
}
var d C.Dialer
d = dialer.NewDialer(r.Base.DialOptions(opts...)...)
for _, proxy := range proxies[:len(proxies)-1] {
d = proxyDialer{
proxy: proxy,
dialer: d,
}
}
first := proxies[0]
last := proxies[len(proxies)-1]
conn, err := last.DialContextWithDialer(ctx, d, metadata)
c, err := dialer.DialContext(ctx, "tcp", first.Addr(), r.Base.DialOptions(opts...)...)
if err != nil {
return nil, err
return nil, fmt.Errorf("%s connect error: %w", first.Addr(), err)
}
tcpKeepAlive(c)
var currentMeta *C.Metadata
for _, proxy := range proxies[1:] {
currentMeta, err = addrToMetadata(proxy.Addr())
if err != nil {
return nil, err
}
c, err = first.StreamConn(c, currentMeta)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", first.Addr(), err)
}
first = proxy
}
c, err = last.StreamConn(c, metadata)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", last.Addr(), err)
}
conn := outbound.NewConn(c, last)
for i := len(chainProxies) - 2; i >= 0; i-- {
conn.AppendToChains(chainProxies[i])
@ -92,18 +77,39 @@ func (r *Relay) ListenPacketContext(ctx context.Context, metadata *C.Metadata, o
return proxies[0].ListenPacketContext(ctx, metadata, r.Base.DialOptions(opts...)...)
}
var d C.Dialer
d = dialer.NewDialer(r.Base.DialOptions(opts...)...)
for _, proxy := range proxies[:len(proxies)-1] {
d = proxyDialer{
proxy: proxy,
dialer: d,
}
}
first := proxies[0]
last := proxies[len(proxies)-1]
pc, err := last.ListenPacketWithDialer(ctx, d, metadata)
c, err := dialer.DialContext(ctx, "tcp", first.Addr(), r.Base.DialOptions(opts...)...)
if err != nil {
return nil, err
return nil, fmt.Errorf("%s connect error: %w", first.Addr(), err)
}
tcpKeepAlive(c)
var currentMeta *C.Metadata
for _, proxy := range proxies[1:] {
currentMeta, err = addrToMetadata(proxy.Addr())
if err != nil {
return nil, err
}
c, err = first.StreamConn(c, currentMeta)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", first.Addr(), err)
}
first = proxy
}
c, err = last.StreamConn(c, metadata)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", last.Addr(), err)
}
var pc C.PacketConn
pc, err = last.ListenPacketOnStreamConn(c, metadata)
if err != nil {
return nil, fmt.Errorf("%s connect error: %w", first.Addr(), err)
}
for i := len(chainProxies) - 2; i >= 0; i-- {
@ -121,19 +127,8 @@ func (r *Relay) SupportUDP() bool {
if len(proxies) == 0 { // C.Direct
return true
}
for i := len(proxies) - 1; i >= 0; i-- {
proxy := proxies[i]
if !proxy.SupportUDP() {
return false
}
if proxy.SupportUOT() {
return true
}
if !proxy.SupportWithDialer() {
return false
}
}
return true
last := proxies[len(proxies)-1]
return last.SupportUDP() && last.SupportUOT()
}
// MarshalJSON implements C.ProxyAdapter
@ -158,11 +153,11 @@ func (r *Relay) proxies(metadata *C.Metadata, touch bool) ([]C.Proxy, []C.Proxy)
for n, proxy := range rawProxies {
proxies = append(proxies, proxy)
chainProxies = append(chainProxies, proxy)
subproxy := proxy.Unwrap(metadata, touch)
subproxy := proxy.Unwrap(metadata)
for subproxy != nil {
chainProxies = append(chainProxies, subproxy)
proxies[n] = subproxy
subproxy = subproxy.Unwrap(metadata, touch)
subproxy = subproxy.Unwrap(metadata)
}
}
@ -190,7 +185,6 @@ func NewRelay(option *GroupCommonOption, providers []provider.ProxyProvider) *Re
RoutingMark: option.RoutingMark,
},
"",
"",
providers,
}),
}

View File

@ -74,8 +74,8 @@ func (s *Selector) Set(name string) error {
}
// Unwrap implements C.ProxyAdapter
func (s *Selector) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
return s.selectedProxy(touch)
func (s *Selector) Unwrap(*C.Metadata) C.Proxy {
return s.selectedProxy(true)
}
func (s *Selector) selectedProxy(touch bool) C.Proxy {
@ -99,7 +99,6 @@ func NewSelector(option *GroupCommonOption, providers []provider.ProxyProvider)
RoutingMark: option.RoutingMark,
},
option.Filter,
option.ExcludeFilter,
providers,
}),
selected: "COMPATIBLE",

View File

@ -34,13 +34,12 @@ func (u *URLTest) Now() string {
// DialContext implements C.ProxyAdapter
func (u *URLTest) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (c C.Conn, err error) {
proxy := u.fast(true)
c, err = proxy.DialContext(ctx, metadata, u.Base.DialOptions(opts...)...)
c, err = u.fast(true).DialContext(ctx, metadata, u.Base.DialOptions(opts...)...)
if err == nil {
c.AppendToChains(u)
u.onDialSuccess()
} else {
u.onDialFailed(proxy.Type(), err)
u.onDialFailed()
}
return c, err
}
@ -56,12 +55,12 @@ func (u *URLTest) ListenPacketContext(ctx context.Context, metadata *C.Metadata,
}
// Unwrap implements C.ProxyAdapter
func (u *URLTest) Unwrap(metadata *C.Metadata, touch bool) C.Proxy {
return u.fast(touch)
func (u *URLTest) Unwrap(*C.Metadata) C.Proxy {
return u.fast(true)
}
func (u *URLTest) fast(touch bool) C.Proxy {
elm, _, shared := u.fastSingle.Do(func() (C.Proxy, error) {
elm, _, _ := u.fastSingle.Do(func() (C.Proxy, error) {
proxies := u.GetProxies(touch)
fast := proxies[0]
min := fast.LastDelay()
@ -90,9 +89,6 @@ func (u *URLTest) fast(touch bool) C.Proxy {
return u.fastNode, nil
})
if shared && touch { // a shared fastSingle.Do() may cause providers untouched, so we touch them again
u.Touch()
}
return elm
}
@ -143,7 +139,6 @@ func NewURLTest(option *GroupCommonOption, providers []provider.ProxyProvider, o
},
option.Filter,
option.ExcludeFilter,
providers,
}),
fastSingle: singledo.NewSingle[C.Proxy](time.Second * 10),

View File

@ -16,19 +16,32 @@ func addrToMetadata(rawAddress string) (addr *C.Metadata, err error) {
return
}
if ip, err := netip.ParseAddr(host); err != nil {
ip, err := netip.ParseAddr(host)
if err != nil {
addr = &C.Metadata{
Host: host,
DstPort: port,
AddrType: C.AtypDomainName,
Host: host,
DstIP: netip.Addr{},
DstPort: port,
}
} else {
err = nil
return
} else if ip.Is4() {
addr = &C.Metadata{
Host: "",
DstIP: ip.Unmap(),
DstPort: port,
AddrType: C.AtypIPv4,
Host: "",
DstIP: ip,
DstPort: port,
}
return
}
addr = &C.Metadata{
AddrType: C.AtypIPv6,
Host: "",
DstIP: ip,
DstPort: port,
}
return
}

View File

@ -2,13 +2,14 @@ package adapter
import (
"fmt"
"github.com/Dreamacro/clash/adapter/outbound"
"github.com/Dreamacro/clash/common/structure"
C "github.com/Dreamacro/clash/constant"
)
func ParseProxy(mapping map[string]any) (C.Proxy, error) {
decoder := structure.NewDecoder(structure.Option{TagName: "proxy", WeaklyTypedInput: true, KeyReplacer: structure.DefaultKeyReplacer})
decoder := structure.NewDecoder(structure.Option{TagName: "proxy", WeaklyTypedInput: true})
proxyType, existType := mapping["type"].(string)
if !existType {
return nil, fmt.Errorf("missing type")
@ -39,14 +40,14 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
if err != nil {
break
}
proxy, err = outbound.NewSocks5(*socksOption)
proxy = outbound.NewSocks5(*socksOption)
case "http":
httpOption := &outbound.HttpOption{}
err = decoder.Decode(mapping, httpOption)
if err != nil {
break
}
proxy, err = outbound.NewHttp(*httpOption)
proxy = outbound.NewHttp(*httpOption)
case "vmess":
vmessOption := &outbound.VmessOption{
HTTPOpts: outbound.HTTPOptions{
@ -80,27 +81,6 @@ func ParseProxy(mapping map[string]any) (C.Proxy, error) {
break
}
proxy, err = outbound.NewTrojan(*trojanOption)
case "hysteria":
hyOption := &outbound.HysteriaOption{}
err = decoder.Decode(mapping, hyOption)
if err != nil {
break
}
proxy, err = outbound.NewHysteria(*hyOption)
case "wireguard":
wgOption := &outbound.WireGuardOption{}
err = decoder.Decode(mapping, wgOption)
if err != nil {
break
}
proxy, err = outbound.NewWireGuard(*wgOption)
case "tuic":
tuicOption := &outbound.TuicOption{}
err = decoder.Decode(mapping, tuicOption)
if err != nil {
break
}
proxy, err = outbound.NewTuic(*tuicOption)
default:
return nil, fmt.Errorf("unsupport proxy type: %s", proxyType)
}

206
adapter/provider/fetcher.go Normal file
View File

@ -0,0 +1,206 @@
package provider
import (
"bytes"
"crypto/md5"
"os"
"path/filepath"
"time"
types "github.com/Dreamacro/clash/constant/provider"
"github.com/Dreamacro/clash/log"
)
var (
fileMode os.FileMode = 0o666
dirMode os.FileMode = 0o755
)
type parser = func([]byte) (any, error)
type fetcher struct {
name string
vehicle types.Vehicle
updatedAt *time.Time
ticker *time.Ticker
done chan struct{}
hash [16]byte
parser parser
interval time.Duration
onUpdate func(any)
}
func (f *fetcher) Name() string {
return f.name
}
func (f *fetcher) VehicleType() types.VehicleType {
return f.vehicle.Type()
}
func (f *fetcher) Initial() (any, error) {
var (
buf []byte
err error
isLocal bool
)
defer func() {
// pull proxies automatically
if f.ticker != nil {
go f.pullLoop()
}
}()
if stat, fErr := os.Stat(f.vehicle.Path()); fErr == nil {
buf, err = os.ReadFile(f.vehicle.Path())
modTime := stat.ModTime()
f.updatedAt = &modTime
isLocal = true
if f.interval != 0 && modTime.Add(f.interval).Before(time.Now()) {
defer func() {
log.Infoln("[Provider] %s's proxies not updated for a long time, force refresh", f.Name())
go f.update()
}()
}
} else {
buf, err = f.vehicle.Read()
}
if err != nil {
return nil, err
}
proxies, err := f.parser(buf)
if err != nil {
if !isLocal {
return nil, err
}
// parse local file error, fallback to remote
buf, err = f.vehicle.Read()
if err != nil {
return nil, err
}
proxies, err = f.parser(buf)
if err != nil {
return nil, err
}
isLocal = false
}
if f.vehicle.Type() != types.File && !isLocal {
if err := safeWrite(f.vehicle.Path(), buf); err != nil {
return nil, err
}
}
f.hash = md5.Sum(buf)
return proxies, nil
}
func (f *fetcher) Update() (any, bool, error) {
buf, err := f.vehicle.Read()
if err != nil {
return nil, false, err
}
now := time.Now()
hash := md5.Sum(buf)
if bytes.Equal(f.hash[:], hash[:]) {
f.updatedAt = &now
os.Chtimes(f.vehicle.Path(), now, now)
return nil, true, nil
}
proxies, err := f.parser(buf)
if err != nil {
return nil, false, err
}
if f.vehicle.Type() != types.File {
if err := safeWrite(f.vehicle.Path(), buf); err != nil {
return nil, false, err
}
}
f.updatedAt = &now
f.hash = hash
return proxies, false, nil
}
func (f *fetcher) Destroy() error {
if f.ticker != nil {
f.done <- struct{}{}
}
return nil
}
func (f *fetcher) pullLoop() {
for {
select {
case <-f.ticker.C:
same, err := f.update()
if same || err != nil {
continue
}
case <-f.done:
f.ticker.Stop()
return
}
}
}
func (f *fetcher) update() (same bool, err error) {
elm, same, err := f.Update()
if err != nil {
log.Warnln("[Provider] %s pull error: %s", f.Name(), err.Error())
return
}
if same {
log.Debugln("[Provider] %s's proxies doesn't change", f.Name())
return
}
if f.onUpdate != nil {
f.onUpdate(elm)
}
log.Infoln("[Provider] %s's proxies update", f.Name())
return
}
func safeWrite(path string, buf []byte) error {
dir := filepath.Dir(path)
if _, err := os.Stat(dir); os.IsNotExist(err) {
if err := os.MkdirAll(dir, dirMode); err != nil {
return err
}
}
return os.WriteFile(path, buf, fileMode)
}
func newFetcher(name string, interval time.Duration, vehicle types.Vehicle, parser parser, onUpdate func(any)) *fetcher {
var ticker *time.Ticker
if interval != 0 {
ticker = time.NewTicker(interval)
}
return &fetcher{
name: name,
ticker: ticker,
vehicle: vehicle,
parser: parser,
done: make(chan struct{}, 1),
onUpdate: onUpdate,
interval: interval,
}
}

View File

@ -5,11 +5,8 @@ import (
"time"
"github.com/Dreamacro/clash/common/batch"
"github.com/Dreamacro/clash/common/singledo"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/log"
"github.com/gofrs/uuid"
"go.uber.org/atomic"
)
@ -29,21 +26,25 @@ type HealthCheck struct {
lazy bool
lastTouch *atomic.Int64
done chan struct{}
singleDo *singledo.Single[struct{}]
}
func (hc *HealthCheck) process() {
ticker := time.NewTicker(time.Duration(hc.interval) * time.Second)
go func() {
time.Sleep(30 * time.Second)
hc.lazyCheck()
t := time.NewTicker(30 * time.Second)
<-t.C
t.Stop()
hc.check()
}()
for {
select {
case <-ticker.C:
hc.lazyCheck()
now := time.Now().Unix()
if !hc.lazy || now-hc.lastTouch.Load() < int64(hc.interval) {
hc.check()
}
case <-hc.done:
ticker.Stop()
return
@ -51,17 +52,6 @@ func (hc *HealthCheck) process() {
}
}
func (hc *HealthCheck) lazyCheck() bool {
now := time.Now().Unix()
if !hc.lazy || now-hc.lastTouch.Load() < int64(hc.interval) {
hc.check()
return true
} else {
log.Debugln("Skip once health check because we are lazy")
return false
}
}
func (hc *HealthCheck) setProxy(proxies []C.Proxy) {
hc.proxies = proxies
}
@ -75,29 +65,17 @@ func (hc *HealthCheck) touch() {
}
func (hc *HealthCheck) check() {
_, _, _ = hc.singleDo.Do(func() (struct{}, error) {
id := ""
if uid, err := uuid.NewV4(); err == nil {
id = uid.String()
}
log.Debugln("Start New Health Checking {%s}", id)
b, _ := batch.New[bool](context.Background(), batch.WithConcurrencyNum[bool](10))
for _, proxy := range hc.proxies {
p := proxy
b.Go(p.Name(), func() (bool, error) {
ctx, cancel := context.WithTimeout(context.Background(), defaultURLTestTimeout)
defer cancel()
log.Debugln("Health Checking %s {%s}", p.Name(), id)
_, _ = p.URLTest(ctx, hc.url)
log.Debugln("Health Checked %s : %t %d ms {%s}", p.Name(), p.Alive(), p.LastDelay(), id)
return false, nil
})
}
b.Wait()
log.Debugln("Finish A Health Checking {%s}", id)
return struct{}{}, nil
})
b, _ := batch.New[bool](context.Background(), batch.WithConcurrencyNum[bool](10))
for _, proxy := range hc.proxies {
p := proxy
b.Go(p.Name(), func() (bool, error) {
ctx, cancel := context.WithTimeout(context.Background(), defaultURLTestTimeout)
defer cancel()
_, _ = p.URLTest(ctx, hc.url)
return false, nil
})
}
b.Wait()
}
func (hc *HealthCheck) close() {
@ -112,6 +90,5 @@ func NewHealthCheck(proxies []C.Proxy, url string, interval uint, lazy bool) *He
lazy: lazy,
lastTouch: atomic.NewInt64(0),
done: make(chan struct{}, 1),
singleDo: singledo.NewSingle[struct{}](time.Second),
}
}

View File

@ -3,7 +3,6 @@ package provider
import (
"errors"
"fmt"
"github.com/Dreamacro/clash/component/resource"
"time"
"github.com/Dreamacro/clash/common/structure"
@ -21,13 +20,12 @@ type healthCheckSchema struct {
}
type proxyProviderSchema struct {
Type string `provider:"type"`
Path string `provider:"path"`
URL string `provider:"url,omitempty"`
Interval int `provider:"interval,omitempty"`
Filter string `provider:"filter,omitempty"`
ExcludeFilter string `provider:"exclude-filter,omitempty"`
HealthCheck healthCheckSchema `provider:"health-check,omitempty"`
Type string `provider:"type"`
Path string `provider:"path"`
URL string `provider:"url,omitempty"`
Interval int `provider:"interval,omitempty"`
Filter string `provider:"filter,omitempty"`
HealthCheck healthCheckSchema `provider:"health-check,omitempty"`
}
func ParseProxyProvider(name string, mapping map[string]any) (types.ProxyProvider, error) {
@ -53,15 +51,14 @@ func ParseProxyProvider(name string, mapping map[string]any) (types.ProxyProvide
var vehicle types.Vehicle
switch schema.Type {
case "file":
vehicle = resource.NewFileVehicle(path)
vehicle = NewFileVehicle(path)
case "http":
vehicle = resource.NewHTTPVehicle(schema.URL, path)
vehicle = NewHTTPVehicle(schema.URL, path)
default:
return nil, fmt.Errorf("%w: %s", errVehicleType, schema.Type)
}
interval := time.Duration(uint(schema.Interval)) * time.Second
filter := schema.Filter
excludeFilter := schema.ExcludeFilter
return NewProxySetProvider(name, interval, filter, excludeFilter, vehicle, hc)
return NewProxySetProvider(name, interval, filter, vehicle, hc)
}

View File

@ -1,24 +1,19 @@
package provider
import (
"context"
"encoding/json"
"errors"
"fmt"
"github.com/dlclark/regexp2"
"gopkg.in/yaml.v3"
"net/http"
"math"
"runtime"
"strings"
"time"
"github.com/Dreamacro/clash/adapter"
"github.com/Dreamacro/clash/common/convert"
clashHttp "github.com/Dreamacro/clash/component/http"
"github.com/Dreamacro/clash/component/resource"
C "github.com/Dreamacro/clash/constant"
types "github.com/Dreamacro/clash/constant/provider"
"github.com/Dreamacro/clash/log"
"gopkg.in/yaml.v2"
)
const (
@ -29,36 +24,35 @@ type ProxySchema struct {
Proxies []map[string]any `yaml:"proxies"`
}
// ProxySetProvider for auto gc
// for auto gc
type ProxySetProvider struct {
*proxySetProvider
}
type proxySetProvider struct {
*resource.Fetcher[[]C.Proxy]
proxies []C.Proxy
healthCheck *HealthCheck
version uint32
subscriptionInfo *SubscriptionInfo
*fetcher
proxies []C.Proxy
healthCheck *HealthCheck
version uint
}
func (pp *proxySetProvider) Version() uint {
return pp.version
}
func (pp *proxySetProvider) MarshalJSON() ([]byte, error) {
return json.Marshal(map[string]any{
"name": pp.Name(),
"type": pp.Type().String(),
"vehicleType": pp.VehicleType().String(),
"proxies": pp.Proxies(),
"updatedAt": pp.UpdatedAt,
"subscriptionInfo": pp.subscriptionInfo,
"name": pp.Name(),
"type": pp.Type().String(),
"vehicleType": pp.VehicleType().String(),
"proxies": pp.Proxies(),
//TODO maybe error because year value overflow
"updatedAt": pp.updatedAt,
})
}
func (pp *proxySetProvider) Version() uint32 {
return pp.version
}
func (pp *proxySetProvider) Name() string {
return pp.Fetcher.Name()
return pp.name
}
func (pp *proxySetProvider) HealthCheck() {
@ -66,19 +60,24 @@ func (pp *proxySetProvider) HealthCheck() {
}
func (pp *proxySetProvider) Update() error {
elm, same, err := pp.Fetcher.Update()
elm, same, err := pp.fetcher.Update()
if err == nil && !same {
pp.OnUpdate(elm)
pp.onUpdate(elm)
}
return err
}
func (pp *proxySetProvider) Initial() error {
elm, err := pp.Fetcher.Initial()
elm, err := pp.fetcher.Initial()
if err != nil {
return err
}
pp.OnUpdate(elm)
pp.onUpdate(elm)
if pp.healthCheck.auto() {
defer func() { go pp.healthCheck.process() }()
}
return nil
}
@ -90,73 +89,30 @@ func (pp *proxySetProvider) Proxies() []C.Proxy {
return pp.proxies
}
func (pp *proxySetProvider) Touch() {
func (pp *proxySetProvider) ProxiesWithTouch() []C.Proxy {
pp.healthCheck.touch()
return pp.Proxies()
}
func (pp *proxySetProvider) setProxies(proxies []C.Proxy) {
pp.proxies = proxies
pp.healthCheck.setProxy(proxies)
if pp.healthCheck.auto() {
defer func() { go pp.healthCheck.lazyCheck() }()
go pp.healthCheck.check()
}
}
func (pp *proxySetProvider) getSubscriptionInfo() {
if pp.VehicleType() != types.HTTP {
return
}
go func() {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*90)
defer cancel()
resp, err := clashHttp.HttpRequest(ctx, pp.Vehicle().(*resource.HTTPVehicle).Url(),
http.MethodGet, http.Header{"User-Agent": {"clash"}}, nil)
if err != nil {
return
}
defer resp.Body.Close()
userInfoStr := strings.TrimSpace(resp.Header.Get("subscription-userinfo"))
if userInfoStr == "" {
resp2, err := clashHttp.HttpRequest(ctx, pp.Vehicle().(*resource.HTTPVehicle).Url(),
http.MethodGet, http.Header{"User-Agent": {"Quantumultx"}}, nil)
if err != nil {
return
}
defer resp2.Body.Close()
userInfoStr = strings.TrimSpace(resp2.Header.Get("subscription-userinfo"))
if userInfoStr == "" {
return
}
}
pp.subscriptionInfo, err = NewSubscriptionInfo(userInfoStr)
if err != nil {
log.Warnln("[Provider] get subscription-userinfo: %e", err)
}
}()
}
func stopProxyProvider(pd *ProxySetProvider) {
pd.healthCheck.close()
_ = pd.Fetcher.Destroy()
pd.fetcher.Destroy()
}
func NewProxySetProvider(name string, interval time.Duration, filter string, excludeFilter string, vehicle types.Vehicle, hc *HealthCheck) (*ProxySetProvider, error) {
excludeFilterReg, err := regexp2.Compile(excludeFilter, 0)
func NewProxySetProvider(name string, interval time.Duration, filter string, vehicle types.Vehicle, hc *HealthCheck) (*ProxySetProvider, error) {
//filterReg, err := regexp.Compile(filter)
filterReg, err := regexp2.Compile(filter, 0)
if err != nil {
return nil, fmt.Errorf("invalid excludeFilter regex: %w", err)
}
var filterRegs []*regexp2.Regexp
for _, filter := range strings.Split(filter, "`") {
filterReg, err := regexp2.Compile(filter, 0)
if err != nil {
return nil, fmt.Errorf("invalid filter regex: %w", err)
}
filterRegs = append(filterRegs, filterReg)
}
if hc.auto() {
go hc.process()
return nil, fmt.Errorf("invalid filter regex: %w", err)
}
pd := &proxySetProvider{
@ -164,16 +120,60 @@ func NewProxySetProvider(name string, interval time.Duration, filter string, exc
healthCheck: hc,
}
fetcher := resource.NewFetcher[[]C.Proxy](name, interval, vehicle, proxiesParseAndFilter(filter, excludeFilter, filterRegs, excludeFilterReg), proxiesOnUpdate(pd))
pd.Fetcher = fetcher
onUpdate := func(elm any) {
ret := elm.([]C.Proxy)
pd.setProxies(ret)
if pd.version == math.MaxUint {
pd.version = 0
} else {
pd.version++
}
}
proxiesParseAndFilter := func(buf []byte) (any, error) {
schema := &ProxySchema{}
if err := yaml.Unmarshal(buf, schema); err != nil {
return nil, err
}
if schema.Proxies == nil {
return nil, errors.New("file must have a `proxies` field")
}
proxies := []C.Proxy{}
for idx, mapping := range schema.Proxies {
name, ok := mapping["name"]
mat, _ := filterReg.FindStringMatch(name.(string))
if ok && len(filter) > 0 && mat == nil {
continue
}
proxy, err := adapter.ParseProxy(mapping)
if err != nil {
return nil, fmt.Errorf("proxy %d error: %w", idx, err)
}
proxies = append(proxies, proxy)
}
if len(proxies) == 0 {
if len(filter) > 0 {
return nil, errors.New("doesn't match any proxy, please check your filter")
}
return nil, errors.New("file doesn't have any proxy")
}
return proxies, nil
}
fetcher := newFetcher(name, interval, vehicle, proxiesParseAndFilter, onUpdate)
pd.fetcher = fetcher
pd.getSubscriptionInfo()
wrapper := &ProxySetProvider{pd}
runtime.SetFinalizer(wrapper, stopProxyProvider)
return wrapper, nil
}
// CompatibleProvider for auto gc
// for auto gc
type CompatibleProvider struct {
*compatibleProvider
}
@ -182,7 +182,11 @@ type compatibleProvider struct {
name string
healthCheck *HealthCheck
proxies []C.Proxy
version uint32
version uint
}
func (cp *compatibleProvider) Version() uint {
return cp.version
}
func (cp *compatibleProvider) MarshalJSON() ([]byte, error) {
@ -194,10 +198,6 @@ func (cp *compatibleProvider) MarshalJSON() ([]byte, error) {
})
}
func (cp *compatibleProvider) Version() uint32 {
return cp.version
}
func (cp *compatibleProvider) Name() string {
return cp.name
}
@ -211,6 +211,10 @@ func (cp *compatibleProvider) Update() error {
}
func (cp *compatibleProvider) Initial() error {
if cp.healthCheck.auto() {
go cp.healthCheck.process()
}
return nil
}
@ -226,8 +230,9 @@ func (cp *compatibleProvider) Proxies() []C.Proxy {
return cp.proxies
}
func (cp *compatibleProvider) Touch() {
func (cp *compatibleProvider) ProxiesWithTouch() []C.Proxy {
cp.healthCheck.touch()
return cp.Proxies()
}
func stopCompatibleProvider(pd *CompatibleProvider) {
@ -239,10 +244,6 @@ func NewCompatibleProvider(name string, proxies []C.Proxy, hc *HealthCheck) (*Co
return nil, errors.New("provider need one proxy at least")
}
if hc.auto() {
go hc.process()
}
pd := &compatibleProvider{
name: name,
proxies: proxies,
@ -253,72 +254,3 @@ func NewCompatibleProvider(name string, proxies []C.Proxy, hc *HealthCheck) (*Co
runtime.SetFinalizer(wrapper, stopCompatibleProvider)
return wrapper, nil
}
func proxiesOnUpdate(pd *proxySetProvider) func([]C.Proxy) {
return func(elm []C.Proxy) {
pd.setProxies(elm)
pd.version += 1
pd.getSubscriptionInfo()
}
}
func proxiesParseAndFilter(filter string, excludeFilter string, filterRegs []*regexp2.Regexp, excludeFilterReg *regexp2.Regexp) resource.Parser[[]C.Proxy] {
return func(buf []byte) ([]C.Proxy, error) {
schema := &ProxySchema{}
if err := yaml.Unmarshal(buf, schema); err != nil {
proxies, err1 := convert.ConvertsV2Ray(buf)
if err1 != nil {
return nil, fmt.Errorf("%s, %w", err.Error(), err1)
}
schema.Proxies = proxies
}
if schema.Proxies == nil {
return nil, errors.New("file must have a `proxies` field")
}
proxies := []C.Proxy{}
proxiesSet := map[string]struct{}{}
for _, filterReg := range filterRegs {
for idx, mapping := range schema.Proxies {
mName, ok := mapping["name"]
if !ok {
continue
}
name, ok := mName.(string)
if !ok {
continue
}
if len(excludeFilter) > 0 {
if mat, _ := excludeFilterReg.FindStringMatch(name); mat != nil {
continue
}
}
if len(filter) > 0 {
if mat, _ := filterReg.FindStringMatch(name); mat == nil {
continue
}
}
if _, ok := proxiesSet[name]; ok {
continue
}
proxy, err := adapter.ParseProxy(mapping)
if err != nil {
return nil, fmt.Errorf("proxy %d error: %w", idx, err)
}
proxiesSet[name] = struct{}{}
proxies = append(proxies, proxy)
}
}
if len(proxies) == 0 {
if len(filter) > 0 {
return nil, errors.New("doesn't match any proxy, please check your filter")
}
return nil, errors.New("file doesn't have any proxy")
}
return proxies, nil
}
}

View File

@ -1,57 +0,0 @@
package provider
import (
"github.com/dlclark/regexp2"
"strconv"
"strings"
)
type SubscriptionInfo struct {
Upload int64
Download int64
Total int64
Expire int64
}
func NewSubscriptionInfo(str string) (si *SubscriptionInfo, err error) {
si = &SubscriptionInfo{}
str = strings.ToLower(str)
reTraffic := regexp2.MustCompile("upload=(\\d+); download=(\\d+); total=(\\d+)", 0)
reExpire := regexp2.MustCompile("expire=(\\d+)", 0)
match, err := reTraffic.FindStringMatch(str)
if err != nil || match == nil {
return nil, err
}
group := match.Groups()
si.Upload, err = str2uint64(group[1].String())
if err != nil {
return nil, err
}
si.Download, err = str2uint64(group[2].String())
if err != nil {
return nil, err
}
si.Total, err = str2uint64(group[3].String())
if err != nil {
return nil, err
}
match, _ = reExpire.FindStringMatch(str)
if match != nil {
group = match.Groups()
si.Expire, err = str2uint64(group[1].String())
if err != nil {
return nil, err
}
}
return
}
func str2uint64(str string) (int64, error) {
i, err := strconv.ParseInt(str, 10, 64)
return i, err
}

View File

@ -1,8 +1,8 @@
package resource
package provider
import (
"context"
clashHttp "github.com/Dreamacro/clash/component/http"
netHttp "github.com/Dreamacro/clash/component/http"
types "github.com/Dreamacro/clash/constant/provider"
"io"
"net/http"
@ -35,10 +35,6 @@ type HTTPVehicle struct {
path string
}
func (h *HTTPVehicle) Url() string {
return h.url
}
func (h *HTTPVehicle) Type() types.VehicleType {
return types.HTTP
}
@ -50,7 +46,7 @@ func (h *HTTPVehicle) Path() string {
func (h *HTTPVehicle) Read() ([]byte, error) {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*20)
defer cancel()
resp, err := clashHttp.HttpRequest(ctx, h.url, http.MethodGet, nil, nil)
resp, err := netHttp.HttpRequest(ctx, h.url, http.MethodGet, nil, nil)
if err != nil {
return nil, err
}

106
common/cache/cache.go vendored Normal file
View File

@ -0,0 +1,106 @@
package cache
import (
"runtime"
"sync"
"time"
)
// Cache store element with a expired time
type Cache[K comparable, V any] struct {
*cache[K, V]
}
type cache[K comparable, V any] struct {
mapping sync.Map
janitor *janitor[K, V]
}
type element[V any] struct {
Expired time.Time
Payload V
}
// Put element in Cache with its ttl
func (c *cache[K, V]) Put(key K, payload V, ttl time.Duration) {
c.mapping.Store(key, &element[V]{
Payload: payload,
Expired: time.Now().Add(ttl),
})
}
// Get element in Cache, and drop when it expired
func (c *cache[K, V]) Get(key K) V {
item, exist := c.mapping.Load(key)
if !exist {
return getZero[V]()
}
elm := item.(*element[V])
// expired
if time.Since(elm.Expired) > 0 {
c.mapping.Delete(key)
return getZero[V]()
}
return elm.Payload
}
// GetWithExpire element in Cache with Expire Time
func (c *cache[K, V]) GetWithExpire(key K) (payload V, expired time.Time) {
item, exist := c.mapping.Load(key)
if !exist {
return
}
elm := item.(*element[V])
// expired
if time.Since(elm.Expired) > 0 {
c.mapping.Delete(key)
return
}
return elm.Payload, elm.Expired
}
func (c *cache[K, V]) cleanup() {
c.mapping.Range(func(k, v any) bool {
key := k.(string)
elm := v.(*element[V])
if time.Since(elm.Expired) > 0 {
c.mapping.Delete(key)
}
return true
})
}
type janitor[K comparable, V any] struct {
interval time.Duration
stop chan struct{}
}
func (j *janitor[K, V]) process(c *cache[K, V]) {
ticker := time.NewTicker(j.interval)
for {
select {
case <-ticker.C:
c.cleanup()
case <-j.stop:
ticker.Stop()
return
}
}
}
func stopJanitor[K comparable, V any](c *Cache[K, V]) {
c.janitor.stop <- struct{}{}
}
// New return *Cache
func New[K comparable, V any](interval time.Duration) *Cache[K, V] {
j := &janitor[K, V]{
interval: interval,
stop: make(chan struct{}),
}
c := &cache[K, V]{janitor: j}
go j.process(c)
C := &Cache[K, V]{c}
runtime.SetFinalizer(C, stopJanitor[K, V])
return C
}

72
common/cache/cache_test.go vendored Normal file
View File

@ -0,0 +1,72 @@
package cache
import (
"runtime"
"testing"
"time"
"github.com/stretchr/testify/assert"
)
func TestCache_Basic(t *testing.T) {
interval := 200 * time.Millisecond
ttl := 20 * time.Millisecond
c := New[string, int](interval)
c.Put("int", 1, ttl)
d := New[string, string](interval)
d.Put("string", "a", ttl)
i := c.Get("int")
assert.Equal(t, i, 1, "should recv 1")
s := d.Get("string")
assert.Equal(t, s, "a", "should recv 'a'")
}
func TestCache_TTL(t *testing.T) {
interval := 200 * time.Millisecond
ttl := 20 * time.Millisecond
now := time.Now()
c := New[string, int](interval)
c.Put("int", 1, ttl)
c.Put("int2", 2, ttl)
i := c.Get("int")
_, expired := c.GetWithExpire("int2")
assert.Equal(t, i, 1, "should recv 1")
assert.True(t, now.Before(expired))
time.Sleep(ttl * 2)
i = c.Get("int")
j, _ := c.GetWithExpire("int2")
assert.True(t, i == 0, "should recv 0")
assert.True(t, j == 0, "should recv 0")
}
func TestCache_AutoCleanup(t *testing.T) {
interval := 10 * time.Millisecond
ttl := 15 * time.Millisecond
c := New[string, int](interval)
c.Put("int", 1, ttl)
time.Sleep(ttl * 2)
i := c.Get("int")
j, _ := c.GetWithExpire("int")
assert.True(t, i == 0, "should recv 0")
assert.True(t, j == 0, "should recv 0")
}
func TestCache_AutoGC(t *testing.T) {
sign := make(chan struct{})
go func() {
interval := 10 * time.Millisecond
ttl := 15 * time.Millisecond
c := New[string, int](interval)
c.Put("int", 1, ttl)
sign <- struct{}{}
}()
<-sign
runtime.GC()
}

View File

@ -65,8 +65,8 @@ type LruCache[K comparable, V any] struct {
onEvict EvictCallback[K, V]
}
// New creates an LruCache
func New[K comparable, V any](options ...Option[K, V]) *LruCache[K, V] {
// NewLRUCache creates an LruCache
func NewLRUCache[K comparable, V any](options ...Option[K, V]) *LruCache[K, V] {
lc := &LruCache[K, V]{
lru: list.New[*entry[K, V]](),
cache: make(map[K]*list.Element[*entry[K, V]]),

View File

@ -19,7 +19,7 @@ var entries = []struct {
}
func TestLRUCache(t *testing.T) {
c := New[string, string]()
c := NewLRUCache[string, string]()
for _, e := range entries {
c.Set(e.key, e.value)
@ -45,7 +45,7 @@ func TestLRUCache(t *testing.T) {
}
func TestLRUMaxAge(t *testing.T) {
c := New[string, string](WithAge[string, string](86400))
c := NewLRUCache[string, string](WithAge[string, string](86400))
now := time.Now().Unix()
expected := now + 86400
@ -88,7 +88,7 @@ func TestLRUMaxAge(t *testing.T) {
}
func TestLRUpdateOnGet(t *testing.T) {
c := New[string, string](WithAge[string, string](86400), WithUpdateAgeOnGet[string, string]())
c := NewLRUCache[string, string](WithAge[string, string](86400), WithUpdateAgeOnGet[string, string]())
now := time.Now().Unix()
expires := now + 86400/2
@ -103,7 +103,7 @@ func TestLRUpdateOnGet(t *testing.T) {
}
func TestMaxSize(t *testing.T) {
c := New[string, string](WithSize[string, string](2))
c := NewLRUCache[string, string](WithSize[string, string](2))
// Add one expired entry
c.Set("foo", "bar")
_, ok := c.Get("foo")
@ -117,7 +117,7 @@ func TestMaxSize(t *testing.T) {
}
func TestExist(t *testing.T) {
c := New[int, int](WithSize[int, int](1))
c := NewLRUCache[int, int](WithSize[int, int](1))
c.Set(1, 2)
assert.True(t, c.Exist(1))
c.Set(2, 3)
@ -130,7 +130,7 @@ func TestEvict(t *testing.T) {
temp = key + value
}
c := New[int, int](WithEvict[int, int](evict), WithSize[int, int](1))
c := NewLRUCache[int, int](WithEvict[int, int](evict), WithSize[int, int](1))
c.Set(1, 2)
c.Set(2, 3)
@ -138,7 +138,7 @@ func TestEvict(t *testing.T) {
}
func TestSetWithExpire(t *testing.T) {
c := New[int, *struct{}](WithAge[int, *struct{}](1))
c := NewLRUCache[int, *struct{}](WithAge[int, *struct{}](1))
now := time.Now().Unix()
tenSecBefore := time.Unix(now-10, 0)
@ -153,7 +153,7 @@ func TestSetWithExpire(t *testing.T) {
}
func TestStale(t *testing.T) {
c := New[int, int](WithAge[int, int](1), WithStale[int, int](true))
c := NewLRUCache[int, int](WithAge[int, int](1), WithStale[int, int](true))
now := time.Now().Unix()
tenSecBefore := time.Unix(now-10, 0)
@ -166,11 +166,11 @@ func TestStale(t *testing.T) {
}
func TestCloneTo(t *testing.T) {
o := New[string, int](WithSize[string, int](10))
o := NewLRUCache[string, int](WithSize[string, int](10))
o.Set("1", 1)
o.Set("2", 2)
n := New[string, int](WithSize[string, int](2))
n := NewLRUCache[string, int](WithSize[string, int](2))
n.Set("3", 3)
n.Set("4", 4)

View File

@ -1,45 +0,0 @@
package convert
import (
"encoding/base64"
"strings"
)
var (
encRaw = base64.RawStdEncoding
enc = base64.StdEncoding
)
// DecodeBase64 try to decode content from the given bytes,
// which can be in base64.RawStdEncoding, base64.StdEncoding or just plaintext.
func DecodeBase64(buf []byte) []byte {
result, err := tryDecodeBase64(buf)
if err != nil {
return buf
}
return result
}
func tryDecodeBase64(buf []byte) ([]byte, error) {
dBuf := make([]byte, encRaw.DecodedLen(len(buf)))
n, err := encRaw.Decode(dBuf, buf)
if err != nil {
n, err = enc.Decode(dBuf, buf)
if err != nil {
return nil, err
}
}
return dBuf[:n], nil
}
func urlSafe(data string) string {
return strings.NewReplacer("+", "-", "/", "_").Replace(data)
}
func decodeUrlSafe(data string) string {
dcBuf, err := base64.RawURLEncoding.DecodeString(data)
if err != nil {
return ""
}
return string(dcBuf)
}

View File

@ -1,390 +0,0 @@
package convert
import (
"bytes"
"encoding/json"
"fmt"
"net/url"
"strconv"
"strings"
)
// ConvertsV2Ray convert V2Ray subscribe proxies data to clash proxies config
func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
data := DecodeBase64(buf)
arr := strings.Split(string(data), "\n")
proxies := make([]map[string]any, 0, len(arr))
names := make(map[string]int, 200)
for _, line := range arr {
line = strings.TrimRight(line, " \r")
if line == "" {
continue
}
scheme, body, found := strings.Cut(line, "://")
if !found {
continue
}
scheme = strings.ToLower(scheme)
switch scheme {
case "hysteria":
urlHysteria, err := url.Parse(line)
if err != nil {
continue
}
query := urlHysteria.Query()
name := uniqueName(names, urlHysteria.Fragment)
hysteria := make(map[string]any, 20)
hysteria["name"] = name
hysteria["type"] = scheme
hysteria["server"] = urlHysteria.Hostname()
hysteria["port"] = urlHysteria.Port()
hysteria["sni"] = query.Get("peer")
hysteria["obfs"] = query.Get("obfs")
hysteria["alpn"] = []string{query.Get("alpn")}
hysteria["auth_str"] = query.Get("auth")
hysteria["protocol"] = query.Get("protocol")
up := query.Get("up")
down := query.Get("down")
if up == "" {
up = query.Get("upmbps")
}
if down == "" {
down = query.Get("downmbps")
}
hysteria["down"] = down
hysteria["up"] = up
hysteria["skip-cert-verify"], _ = strconv.ParseBool(query.Get("insecure"))
proxies = append(proxies, hysteria)
case "trojan":
urlTrojan, err := url.Parse(line)
if err != nil {
continue
}
query := urlTrojan.Query()
name := uniqueName(names, urlTrojan.Fragment)
trojan := make(map[string]any, 20)
trojan["name"] = name
trojan["type"] = scheme
trojan["server"] = urlTrojan.Hostname()
trojan["port"] = urlTrojan.Port()
trojan["password"] = urlTrojan.User.Username()
trojan["udp"] = true
trojan["skip-cert-verify"] = false
sni := query.Get("sni")
if sni != "" {
trojan["sni"] = sni
}
network := strings.ToLower(query.Get("type"))
if network != "" {
trojan["network"] = network
}
switch network {
case "ws":
headers := make(map[string]any)
wsOpts := make(map[string]any)
headers["User-Agent"] = RandUserAgent()
wsOpts["path"] = query.Get("path")
wsOpts["headers"] = headers
trojan["ws-opts"] = wsOpts
case "grpc":
grpcOpts := make(map[string]any)
grpcOpts["grpc-service-name"] = query.Get("serviceName")
trojan["grpc-opts"] = grpcOpts
}
proxies = append(proxies, trojan)
case "vless":
urlVLess, err := url.Parse(line)
if err != nil {
continue
}
query := urlVLess.Query()
vless := make(map[string]any, 20)
handleVShareLink(names, urlVLess, scheme, vless)
if flow := query.Get("flow"); flow != "" {
vless["flow"] = strings.ToLower(flow)
}
proxies = append(proxies, vless)
case "vmess":
// V2RayN-styled share link
// https://github.com/2dust/v2rayN/wiki/%E5%88%86%E4%BA%AB%E9%93%BE%E6%8E%A5%E6%A0%BC%E5%BC%8F%E8%AF%B4%E6%98%8E(ver-2)
dcBuf, err := tryDecodeBase64([]byte(body))
if err != nil {
// Xray VMessAEAD share link
urlVMess, err := url.Parse(line)
if err != nil {
continue
}
query := urlVMess.Query()
vmess := make(map[string]any, 20)
handleVShareLink(names, urlVMess, scheme, vmess)
vmess["alterId"] = 0
vmess["cipher"] = "auto"
if encryption := query.Get("encryption"); encryption != "" {
vmess["cipher"] = encryption
}
if packetEncoding := query.Get("packetEncoding"); packetEncoding != "" {
switch packetEncoding {
case "packet":
vmess["packet-addr"] = true
case "xudp":
vmess["xudp"] = true
}
}
proxies = append(proxies, vmess)
continue
}
jsonDc := json.NewDecoder(bytes.NewReader(dcBuf))
values := make(map[string]any, 20)
if jsonDc.Decode(&values) != nil {
continue
}
name := uniqueName(names, values["ps"].(string))
vmess := make(map[string]any, 20)
vmess["name"] = name
vmess["type"] = scheme
vmess["server"] = values["add"]
vmess["port"] = values["port"]
vmess["uuid"] = values["id"]
if alterId, ok := values["aid"]; ok {
vmess["alterId"] = alterId
} else {
vmess["alterId"] = 0
}
vmess["udp"] = true
vmess["tls"] = false
vmess["skip-cert-verify"] = false
vmess["cipher"] = "auto"
if cipher, ok := values["scy"]; ok && cipher != "" {
vmess["cipher"] = cipher
}
if sni, ok := values["sni"]; ok && sni != "" {
vmess["servername"] = sni
}
network := strings.ToLower(values["net"].(string))
if values["type"] == "http" {
network = "http"
} else if network == "http" {
network = "h2"
}
vmess["network"] = network
tls := strings.ToLower(values["tls"].(string))
if strings.HasSuffix(tls, "tls") {
vmess["tls"] = true
}
switch network {
case "http":
headers := make(map[string]any)
httpOpts := make(map[string]any)
if host, ok := values["host"]; ok && host != "" {
headers["Host"] = []string{host.(string)}
}
httpOpts["path"] = []string{"/"}
if path, ok := values["path"]; ok && path != "" {
httpOpts["path"] = []string{path.(string)}
}
httpOpts["headers"] = headers
vmess["http-opts"] = httpOpts
case "h2":
headers := make(map[string]any)
h2Opts := make(map[string]any)
if host, ok := values["host"]; ok && host != "" {
headers["Host"] = []string{host.(string)}
}
h2Opts["path"] = values["path"]
h2Opts["headers"] = headers
vmess["h2-opts"] = h2Opts
case "ws":
headers := make(map[string]any)
wsOpts := make(map[string]any)
wsOpts["path"] = []string{"/"}
if host, ok := values["host"]; ok && host != "" {
headers["Host"] = host.(string)
}
if path, ok := values["path"]; ok && path != "" {
wsOpts["path"] = path.(string)
}
wsOpts["headers"] = headers
vmess["ws-opts"] = wsOpts
case "grpc":
grpcOpts := make(map[string]any)
grpcOpts["grpc-service-name"] = values["path"]
vmess["grpc-opts"] = grpcOpts
}
proxies = append(proxies, vmess)
case "ss":
urlSS, err := url.Parse(line)
if err != nil {
continue
}
name := uniqueName(names, urlSS.Fragment)
port := urlSS.Port()
if port == "" {
dcBuf, err := encRaw.DecodeString(urlSS.Host)
if err != nil {
continue
}
urlSS, err = url.Parse("ss://" + string(dcBuf))
if err != nil {
continue
}
}
var (
cipher = urlSS.User.Username()
password string
)
if password, found = urlSS.User.Password(); !found {
dcBuf, _ := enc.DecodeString(cipher)
if !strings.Contains(string(dcBuf), "2022-blake3") {
dcBuf, _ = encRaw.DecodeString(cipher)
}
cipher, password, found = strings.Cut(string(dcBuf), ":")
if !found {
continue
}
}
ss := make(map[string]any, 10)
ss["name"] = name
ss["type"] = scheme
ss["server"] = urlSS.Hostname()
ss["port"] = urlSS.Port()
ss["cipher"] = cipher
ss["password"] = password
query := urlSS.Query()
ss["udp"] = true
if query.Get("udp-over-tcp") == "true" || query.Get("uot") == "1" {
ss["udp-over-tcp"] = true
}
if strings.Contains(query.Get("plugin"), "obfs") {
obfsParams := strings.Split(query.Get("plugin"), ";")
ss["plugin"] = "obfs"
ss["plugin-opts"] = map[string]any{
"host": obfsParams[2][10:],
"mode": obfsParams[1][5:],
}
}
proxies = append(proxies, ss)
case "ssr":
dcBuf, err := encRaw.DecodeString(body)
if err != nil {
continue
}
// ssr://host:port:protocol:method:obfs:urlsafebase64pass/?obfsparam=urlsafebase64&protoparam=&remarks=urlsafebase64&group=urlsafebase64&udpport=0&uot=1
before, after, ok := strings.Cut(string(dcBuf), "/?")
if !ok {
continue
}
beforeArr := strings.Split(before, ":")
if len(beforeArr) != 6 {
continue
}
host := beforeArr[0]
port := beforeArr[1]
protocol := beforeArr[2]
method := beforeArr[3]
obfs := beforeArr[4]
password := decodeUrlSafe(urlSafe(beforeArr[5]))
query, err := url.ParseQuery(urlSafe(after))
if err != nil {
continue
}
remarks := decodeUrlSafe(query.Get("remarks"))
name := uniqueName(names, remarks)
obfsParam := decodeUrlSafe(query.Get("obfsparam"))
protocolParam := query.Get("protoparam")
ssr := make(map[string]any, 20)
ssr["name"] = name
ssr["type"] = scheme
ssr["server"] = host
ssr["port"] = port
ssr["cipher"] = method
ssr["password"] = password
ssr["obfs"] = obfs
ssr["protocol"] = protocol
ssr["udp"] = true
if obfsParam != "" {
ssr["obfs-param"] = obfsParam
}
if protocolParam != "" {
ssr["protocol-param"] = protocolParam
}
proxies = append(proxies, ssr)
}
}
if len(proxies) == 0 {
return nil, fmt.Errorf("convert v2ray subscribe error: format invalid")
}
return proxies, nil
}
func uniqueName(names map[string]int, name string) string {
if index, ok := names[name]; ok {
index++
names[name] = index
name = fmt.Sprintf("%s-%02d", name, index)
} else {
index = 0
names[name] = index
}
return name
}

View File

@ -1,316 +0,0 @@
package convert
import (
"encoding/base64"
"math/rand"
"net/http"
"strings"
"github.com/gofrs/uuid"
)
var hostsSuffix = []string{
"-cdn.aliyuncs.com",
".alicdn.com",
".pan.baidu.com",
".tbcache.com",
".aliyuncdn.com",
".vod.miguvideo.com",
".cibntv.net",
".myqcloud.com",
".smtcdns.com",
".alikunlun.com",
".smtcdns.net",
".apcdns.net",
".cdn-go.cn",
".cdntip.com",
".cdntips.com",
".alidayu.com",
".alidns.com",
".cdngslb.com",
".mxhichina.com",
".alibabadns.com",
}
var userAgents = []string{
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.162 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.85 Safari/537.36",
"Mozilla/5.0 (Linux; Android 7.0; Moto C Build/NRD90M.059) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
"Mozilla/5.0 (Linux; Android 6.0.1; SM-G532M Build/MMB29T; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.101 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.111 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36",
"Mozilla/5.0 (Linux; Android 5.1.1; SM-J120M Build/LMY47X) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
"Mozilla/5.0 (Linux; Android 7.0; Moto G (5) Build/NPPS25.137-93-14) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
"Mozilla/5.0 (Linux; Android 7.0; SM-G570M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 5.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36",
"Mozilla/5.0 (Linux; Android 6.0; CAM-L03 Build/HUAWEICAM-L03) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.76 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.117 Safari/537.36",
"Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.63 Safari/534.3",
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36",
"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.7 (KHTML, like Gecko) Chrome/7.0.517.44 Safari/534.7",
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.75 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.63 Safari/534.3",
"Mozilla/5.0 (Linux; Android 8.0.0; FIG-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36",
"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.10 (KHTML, like Gecko) Chrome/8.0.552.237 Safari/534.10",
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.90 Safari/537.36",
"Mozilla/5.0 (X11; U; Linux x86_64; en-US) AppleWebKit/533.2 (KHTML, like Gecko) Chrome/5.0.342.1 Safari/533.2",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.110 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.81 Safari/537.36",
"Mozilla/5.0 (X11; Datanyze; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.1916.153 Safari/537.36",
"Mozilla/5.0 (Linux; Android 5.1.1; SM-J111M Build/LMY47V) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2062.120 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.107 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
"Mozilla/5.0 (Linux; Android 6.0.1; SM-J700M Build/MMB29K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.63 Safari/537.36",
"Mozilla/5.0 (X11; Linux i686) AppleWebKit/534.30 (KHTML, like Gecko) Slackware/Chrome/12.0.742.100 Safari/534.30",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.86 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.167 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.116 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (X11; Linux i686) AppleWebKit/534.30 (KHTML, like Gecko) Chrome/12.0.742.100 Safari/534.30",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
"Mozilla/5.0 (Linux; Android 8.0.0; WAS-LX3 Build/HUAWEIWAS-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.87 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.57 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.101 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.1805 Safari/537.36 MVisionPlayer/1.0.0.0",
"Mozilla/5.0 (Linux; Android 7.0; TRT-LX3 Build/HUAWEITRT-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.89 Safari/537.36",
"Mozilla/5.0 (Linux; Android 6.0; vivo 1610 Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.124 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.111 Safari/537.36",
"Mozilla/5.0 (Linux; Android 4.4.2; de-de; SAMSUNG GT-I9195 Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Version/1.5 Chrome/28.0.1500.94 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.110 Safari/537.36",
"Mozilla/5.0 (Linux; Android 8.0.0; ANE-LX3 Build/HUAWEIANE-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.87 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.109 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.117 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.67 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.131 Safari/537.36",
"Mozilla/5.0 (Linux; Android 6.0; vivo 1713 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.124 Mobile Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.101 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.67 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36",
}
var (
hostsLen = len(hostsSuffix)
uaLen = len(userAgents)
)
func RandHost() string {
id, _ := uuid.NewV4()
base := strings.ToLower(base64.RawURLEncoding.EncodeToString(id.Bytes()))
base = strings.ReplaceAll(base, "-", "")
base = strings.ReplaceAll(base, "_", "")
buf := []byte(base)
prefix := string(buf[:3]) + "---"
prefix += string(buf[6:8]) + "-"
prefix += string(buf[len(buf)-8:])
return prefix + hostsSuffix[rand.Intn(hostsLen)]
}
func RandUserAgent() string {
return userAgents[rand.Intn(uaLen)]
}
func SetUserAgent(header http.Header) {
if header.Get("User-Agent") != "" {
return
}
userAgent := RandUserAgent()
header.Set("User-Agent", userAgent)
}

View File

@ -1,89 +0,0 @@
package convert
import (
"net/url"
"strings"
)
func handleVShareLink(names map[string]int, url *url.URL, scheme string, proxy map[string]any) {
// Xray VMessAEAD / VLESS share link standard
// https://github.com/XTLS/Xray-core/discussions/716
query := url.Query()
proxy["name"] = uniqueName(names, url.Fragment)
proxy["type"] = scheme
proxy["server"] = url.Hostname()
proxy["port"] = url.Port()
proxy["uuid"] = url.User.Username()
proxy["udp"] = true
proxy["skip-cert-verify"] = false
proxy["tls"] = false
tls := strings.ToLower(query.Get("security"))
if strings.HasSuffix(tls, "tls") {
proxy["tls"] = true
}
if sni := query.Get("sni"); sni != "" {
proxy["servername"] = sni
}
network := strings.ToLower(query.Get("type"))
if network == "" {
network = "tcp"
}
fakeType := strings.ToLower(query.Get("headerType"))
if fakeType == "http" {
network = "http"
} else if network == "http" {
network = "h2"
}
proxy["network"] = network
switch network {
case "tcp":
if fakeType != "none" {
headers := make(map[string]any)
httpOpts := make(map[string]any)
httpOpts["path"] = []string{"/"}
if host := query.Get("host"); host != "" {
headers["Host"] = []string{host}
}
if method := query.Get("method"); method != "" {
httpOpts["method"] = method
}
if path := query.Get("path"); path != "" {
httpOpts["path"] = []string{path}
}
httpOpts["headers"] = headers
proxy["http-opts"] = httpOpts
}
case "http":
headers := make(map[string]any)
h2Opts := make(map[string]any)
h2Opts["path"] = []string{"/"}
if path := query.Get("path"); path != "" {
h2Opts["path"] = []string{path}
}
if host := query.Get("host"); host != "" {
h2Opts["host"] = []string{host}
}
h2Opts["headers"] = headers
proxy["h2-opts"] = h2Opts
case "ws":
headers := make(map[string]any)
wsOpts := make(map[string]any)
headers["User-Agent"] = RandUserAgent()
headers["Host"] = query.Get("host")
wsOpts["path"] = query.Get("path")
wsOpts["headers"] = headers
proxy["ws-opts"] = wsOpts
case "grpc":
grpcOpts := make(map[string]any)
grpcOpts["grpc-service-name"] = query.Get("serviceName")
proxy["grpc-opts"] = grpcOpts
}
}

View File

@ -1,36 +0,0 @@
package net
import "net"
type bindPacketConn struct {
net.PacketConn
rAddr net.Addr
}
func (wpc *bindPacketConn) Read(b []byte) (n int, err error) {
n, _, err = wpc.PacketConn.ReadFrom(b)
return n, err
}
func (wpc *bindPacketConn) Write(b []byte) (n int, err error) {
return wpc.PacketConn.WriteTo(b, wpc.rAddr)
}
func (wpc *bindPacketConn) RemoteAddr() net.Addr {
return wpc.rAddr
}
func (wpc *bindPacketConn) LocalAddr() net.Addr {
if wpc.PacketConn.LocalAddr() == nil {
return &net.UDPAddr{IP: net.IPv4zero, Port: 0}
} else {
return wpc.PacketConn.LocalAddr()
}
}
func NewBindPacketConn(pc net.PacketConn, rAddr net.Addr) net.Conn {
return &bindPacketConn{
PacketConn: pc,
rAddr: rAddr,
}
}

View File

@ -1,100 +0,0 @@
package net
import (
"net"
"runtime"
"time"
)
type refConn struct {
conn net.Conn
ref any
}
func (c *refConn) Read(b []byte) (n int, err error) {
defer runtime.KeepAlive(c.ref)
return c.conn.Read(b)
}
func (c *refConn) Write(b []byte) (n int, err error) {
defer runtime.KeepAlive(c.ref)
return c.conn.Write(b)
}
func (c *refConn) Close() error {
defer runtime.KeepAlive(c.ref)
return c.conn.Close()
}
func (c *refConn) LocalAddr() net.Addr {
defer runtime.KeepAlive(c.ref)
return c.conn.LocalAddr()
}
func (c *refConn) RemoteAddr() net.Addr {
defer runtime.KeepAlive(c.ref)
return c.conn.RemoteAddr()
}
func (c *refConn) SetDeadline(t time.Time) error {
defer runtime.KeepAlive(c.ref)
return c.conn.SetDeadline(t)
}
func (c *refConn) SetReadDeadline(t time.Time) error {
defer runtime.KeepAlive(c.ref)
return c.conn.SetReadDeadline(t)
}
func (c *refConn) SetWriteDeadline(t time.Time) error {
defer runtime.KeepAlive(c.ref)
return c.conn.SetWriteDeadline(t)
}
func NewRefConn(conn net.Conn, ref any) net.Conn {
return &refConn{conn: conn, ref: ref}
}
type refPacketConn struct {
pc net.PacketConn
ref any
}
func (pc *refPacketConn) ReadFrom(p []byte) (n int, addr net.Addr, err error) {
defer runtime.KeepAlive(pc.ref)
return pc.pc.ReadFrom(p)
}
func (pc *refPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err error) {
defer runtime.KeepAlive(pc.ref)
return pc.pc.WriteTo(p, addr)
}
func (pc *refPacketConn) Close() error {
defer runtime.KeepAlive(pc.ref)
return pc.pc.Close()
}
func (pc *refPacketConn) LocalAddr() net.Addr {
defer runtime.KeepAlive(pc.ref)
return pc.pc.LocalAddr()
}
func (pc *refPacketConn) SetDeadline(t time.Time) error {
defer runtime.KeepAlive(pc.ref)
return pc.pc.SetDeadline(t)
}
func (pc *refPacketConn) SetReadDeadline(t time.Time) error {
defer runtime.KeepAlive(pc.ref)
return pc.pc.SetReadDeadline(t)
}
func (pc *refPacketConn) SetWriteDeadline(t time.Time) error {
defer runtime.KeepAlive(pc.ref)
return pc.pc.SetWriteDeadline(t)
}
func NewRefPacketConn(pc net.PacketConn, ref any) net.PacketConn {
return &refPacketConn{pc: pc, ref: ref}
}

View File

@ -4,6 +4,8 @@ import (
"io"
"net"
"time"
"github.com/Dreamacro/clash/common/pool"
)
// Relay copies between left and right bidirectionally.
@ -11,14 +13,18 @@ func Relay(leftConn, rightConn net.Conn) {
ch := make(chan error)
go func() {
buf := pool.Get(pool.RelayBufferSize)
// Wrapping to avoid using *net.TCPConn.(ReadFrom)
// See also https://github.com/Dreamacro/clash/pull/1209
_, err := io.Copy(WriteOnlyWriter{Writer: leftConn}, ReadOnlyReader{Reader: rightConn})
_, err := io.CopyBuffer(WriteOnlyWriter{Writer: leftConn}, ReadOnlyReader{Reader: rightConn}, buf)
pool.Put(buf)
leftConn.SetReadDeadline(time.Now())
ch <- err
}()
_, _ = io.Copy(WriteOnlyWriter{Writer: rightConn}, ReadOnlyReader{Reader: leftConn})
buf := pool.Get(pool.RelayBufferSize)
io.CopyBuffer(WriteOnlyWriter{Writer: rightConn}, ReadOnlyReader{Reader: leftConn}, buf)
pool.Put(buf)
rightConn.SetReadDeadline(time.Now())
<-ch
}

View File

@ -1,19 +0,0 @@
package net
import (
"crypto/tls"
"fmt"
)
func ParseCert(certificate, privateKey string) (tls.Certificate, error) {
cert, painTextErr := tls.X509KeyPair([]byte(certificate), []byte(privateKey))
if painTextErr == nil {
return cert, nil
}
cert, loadErr := tls.LoadX509KeyPair(certificate, privateKey)
if loadErr != nil {
return tls.Certificate{}, fmt.Errorf("parse certificate failed, maybe format error:%s, or path error: %s", painTextErr.Error(), loadErr.Error())
}
return cert, nil
}

View File

@ -52,8 +52,8 @@ func (alloc *Allocator) Put(buf []byte) error {
return errors.New("allocator Put() incorrect buffer size")
}
//nolint
//lint:ignore SA6002 ignore temporarily
//nolint
alloc.buffers[bits].Put(buf)
return nil
}

View File

@ -1,7 +0,0 @@
package pool
import "github.com/sagernet/sing/common/buf"
func init() {
buf.DefaultAllocator = defaultAllocator
}

View File

@ -25,6 +25,7 @@ type Result[T any] struct {
}
// Do single.Do likes sync.singleFlight
//lint:ignore ST1008 it likes sync.singleFlight
func (s *Single[T]) Do(fn func() (T, error)) (v T, err error, shared bool) {
s.mux.Lock()
now := time.Now()

View File

@ -3,7 +3,6 @@ package structure
// references: https://github.com/mitchellh/mapstructure
import (
"encoding/base64"
"fmt"
"reflect"
"strconv"
@ -14,11 +13,8 @@ import (
type Option struct {
TagName string
WeaklyTypedInput bool
KeyReplacer *strings.Replacer
}
var DefaultKeyReplacer = strings.NewReplacer("_", "-")
// Decoder is the core of structure
type Decoder struct {
option *Option
@ -53,23 +49,6 @@ func (d *Decoder) Decode(src map[string]any, dst any) error {
omitempty := found && omitKey == "omitempty"
value, ok := src[key]
if !ok {
if d.option.KeyReplacer != nil {
key = d.option.KeyReplacer.Replace(key)
}
for _strKey := range src {
strKey := _strKey
if d.option.KeyReplacer != nil {
strKey = d.option.KeyReplacer.Replace(strKey)
}
if strings.EqualFold(key, strKey) {
value = src[_strKey]
ok = true
break
}
}
}
if !ok || value == nil {
if omitempty {
continue
@ -86,16 +65,9 @@ func (d *Decoder) Decode(src map[string]any, dst any) error {
}
func (d *Decoder) decode(name string, data any, val reflect.Value) error {
kind := val.Kind()
switch {
case isInt(kind):
switch val.Kind() {
case reflect.Int:
return d.decodeInt(name, data, val)
case isUint(kind):
return d.decodeUint(name, data, val)
case isFloat(kind):
return d.decodeFloat(name, data, val)
}
switch kind {
case reflect.String:
return d.decodeString(name, data, val)
case reflect.Bool:
@ -113,42 +85,13 @@ func (d *Decoder) decode(name string, data any, val reflect.Value) error {
}
}
func isInt(kind reflect.Kind) bool {
switch kind {
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
return true
default:
return false
}
}
func isUint(kind reflect.Kind) bool {
switch kind {
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
return true
default:
return false
}
}
func isFloat(kind reflect.Kind) bool {
switch kind {
case reflect.Float32, reflect.Float64:
return true
default:
return false
}
}
func (d *Decoder) decodeInt(name string, data any, val reflect.Value) (err error) {
dataVal := reflect.ValueOf(data)
kind := dataVal.Kind()
switch {
case isInt(kind):
case kind == reflect.Int:
val.SetInt(dataVal.Int())
case isUint(kind) && d.option.WeaklyTypedInput:
val.SetInt(int64(dataVal.Uint()))
case isFloat(kind) && d.option.WeaklyTypedInput:
case kind == reflect.Float64 && d.option.WeaklyTypedInput:
val.SetInt(int64(dataVal.Float()))
case kind == reflect.String && d.option.WeaklyTypedInput:
var i int64
@ -167,72 +110,14 @@ func (d *Decoder) decodeInt(name string, data any, val reflect.Value) (err error
return err
}
func (d *Decoder) decodeUint(name string, data any, val reflect.Value) (err error) {
dataVal := reflect.ValueOf(data)
kind := dataVal.Kind()
switch {
case isUint(kind):
val.SetUint(dataVal.Uint())
case isInt(kind) && d.option.WeaklyTypedInput:
val.SetUint(uint64(dataVal.Int()))
case isFloat(kind) && d.option.WeaklyTypedInput:
val.SetUint(uint64(dataVal.Float()))
case kind == reflect.String && d.option.WeaklyTypedInput:
var i uint64
i, err = strconv.ParseUint(dataVal.String(), 0, val.Type().Bits())
if err == nil {
val.SetUint(i)
} else {
err = fmt.Errorf("cannot parse '%s' as int: %s", name, err)
}
default:
err = fmt.Errorf(
"'%s' expected type '%s', got unconvertible type '%s'",
name, val.Type(), dataVal.Type(),
)
}
return err
}
func (d *Decoder) decodeFloat(name string, data any, val reflect.Value) (err error) {
dataVal := reflect.ValueOf(data)
kind := dataVal.Kind()
switch {
case isFloat(kind):
val.SetFloat(dataVal.Float())
case isUint(kind):
val.SetFloat(float64(dataVal.Uint()))
case isInt(kind) && d.option.WeaklyTypedInput:
val.SetFloat(float64(dataVal.Int()))
case kind == reflect.String && d.option.WeaklyTypedInput:
var i float64
i, err = strconv.ParseFloat(dataVal.String(), val.Type().Bits())
if err == nil {
val.SetFloat(i)
} else {
err = fmt.Errorf("cannot parse '%s' as int: %s", name, err)
}
default:
err = fmt.Errorf(
"'%s' expected type '%s', got unconvertible type '%s'",
name, val.Type(), dataVal.Type(),
)
}
return err
}
func (d *Decoder) decodeString(name string, data any, val reflect.Value) (err error) {
dataVal := reflect.ValueOf(data)
kind := dataVal.Kind()
switch {
case kind == reflect.String:
val.SetString(dataVal.String())
case isInt(kind) && d.option.WeaklyTypedInput:
case kind == reflect.Int && d.option.WeaklyTypedInput:
val.SetString(strconv.FormatInt(dataVal.Int(), 10))
case isUint(kind) && d.option.WeaklyTypedInput:
val.SetString(strconv.FormatUint(dataVal.Uint(), 10))
case isFloat(kind) && d.option.WeaklyTypedInput:
val.SetString(strconv.FormatFloat(dataVal.Float(), 'E', -1, dataVal.Type().Bits()))
default:
err = fmt.Errorf(
"'%s' expected type '%s', got unconvertible type '%s'",
@ -248,10 +133,8 @@ func (d *Decoder) decodeBool(name string, data any, val reflect.Value) (err erro
switch {
case kind == reflect.Bool:
val.SetBool(dataVal.Bool())
case isInt(kind) && d.option.WeaklyTypedInput:
case kind == reflect.Int && d.option.WeaklyTypedInput:
val.SetBool(dataVal.Int() != 0)
case isUint(kind) && d.option.WeaklyTypedInput:
val.SetString(strconv.FormatUint(dataVal.Uint(), 10))
default:
err = fmt.Errorf(
"'%s' expected type '%s', got unconvertible type '%s'",
@ -266,17 +149,6 @@ func (d *Decoder) decodeSlice(name string, data any, val reflect.Value) error {
valType := val.Type()
valElemType := valType.Elem()
if dataVal.Kind() == reflect.String && valElemType.Kind() == reflect.Uint8 { // from encoding/json
s := []byte(dataVal.String())
b := make([]byte, base64.StdEncoding.DecodedLen(len(s)))
n, err := base64.StdEncoding.Decode(b, s)
if err != nil {
return fmt.Errorf("try decode '%s' by base64 error: %w", name, err)
}
val.SetBytes(b[:n])
return nil
}
if dataVal.Kind() != reflect.Slice {
return fmt.Errorf("'%s' is not a slice", name)
}
@ -481,18 +353,12 @@ func (d *Decoder) decodeStructFromMap(name string, dataVal, val reflect.Value) e
if !rawMapVal.IsValid() {
// Do a slower search by iterating over each key and
// doing case-insensitive search.
if d.option.KeyReplacer != nil {
fieldName = d.option.KeyReplacer.Replace(fieldName)
}
for dataValKey := range dataValKeys {
mK, ok := dataValKey.Interface().(string)
if !ok {
// Not a string key
continue
}
if d.option.KeyReplacer != nil {
mK = d.option.KeyReplacer.Replace(mK)
}
if strings.EqualFold(mK, fieldName) {
rawMapKey = dataValKey

View File

@ -137,45 +137,3 @@ func TestStructure_Nest(t *testing.T) {
assert.Nil(t, err)
assert.Equal(t, s.BazOptional, goal)
}
func TestStructure_SliceNilValue(t *testing.T) {
rawMap := map[string]any{
"foo": 1,
"bar": []any{"bar", nil},
}
goal := &BazSlice{
Foo: 1,
Bar: []string{"bar", ""},
}
s := &BazSlice{}
err := weakTypeDecoder.Decode(rawMap, s)
assert.Nil(t, err)
assert.Equal(t, goal.Bar, s.Bar)
s = &BazSlice{}
err = decoder.Decode(rawMap, s)
assert.NotNil(t, err)
}
func TestStructure_SliceNilValueComplex(t *testing.T) {
rawMap := map[string]any{
"bar": []any{map[string]any{"bar": "foo"}, nil},
}
s := &struct {
Bar []map[string]any `test:"bar"`
}{}
err := decoder.Decode(rawMap, s)
assert.Nil(t, err)
assert.Nil(t, s.Bar[1])
ss := &struct {
Bar []Baz `test:"bar"`
}{}
err = decoder.Decode(rawMap, ss)
assert.NotNil(t, err)
}

View File

@ -6,13 +6,9 @@ import (
"fmt"
"net"
"net/netip"
"runtime"
"strings"
"sync"
"github.com/Dreamacro/clash/component/resolver"
"go.uber.org/atomic"
)
var (
@ -21,22 +17,9 @@ var (
actualDualStackDialContext = dualStackDialContext
tcpConcurrent = false
DisableIPv6 = false
ErrorInvalidedNetworkStack = errors.New("invalided network stack")
ErrorDisableIPv6 = errors.New("IPv6 is disabled, dialer cancel")
)
func ParseNetwork(network string, addr netip.Addr) string {
if runtime.GOOS == "windows" { // fix bindIfaceToListenConfig() in windows force bind to an ipv4 address
if !strings.HasSuffix(network, "4") &&
!strings.HasSuffix(network, "6") &&
addr.Unmap().Is6() {
network += "6"
}
}
return network
}
func applyOptions(options ...Option) *option {
func DialContext(ctx context.Context, network, address string, options ...Option) (net.Conn, error) {
opt := &option{
interfaceName: DefaultInterface.Load(),
routingMark: int(DefaultRoutingMark.Load()),
@ -50,29 +33,13 @@ func applyOptions(options ...Option) *option {
o(opt)
}
return opt
}
func DialContext(ctx context.Context, network, address string, options ...Option) (net.Conn, error) {
opt := applyOptions(options...)
if opt.network == 4 || opt.network == 6 {
if strings.Contains(network, "tcp") {
network = "tcp"
} else {
network = "udp"
}
network = fmt.Sprintf("%s%d", network, opt.network)
}
switch network {
case "tcp4", "tcp6", "udp4", "udp6":
return actualSingleDialContext(ctx, network, address, opt)
case "tcp", "udp":
return actualDualStackDialContext(ctx, network, address, opt)
default:
return nil, ErrorInvalidedNetworkStack
return nil, errors.New("network invalid")
}
}
@ -138,7 +105,7 @@ func dialContext(ctx context.Context, network string, destination netip.Addr, po
}
if DisableIPv6 && destination.Is6() {
return nil, ErrorDisableIPv6
return nil, fmt.Errorf("IPv6 is diabled, dialer cancel")
}
return dialer.DialContext(ctx, network, net.JoinHostPort(destination.String(), port))
@ -163,7 +130,7 @@ func dualStackDialContext(ctx context.Context, network, address string, opt *opt
results := make(chan dialResult)
var primary, fallback dialResult
startRacer := func(ctx context.Context, network, host string, r resolver.Resolver, ipv6 bool) {
startRacer := func(ctx context.Context, network, host string, direct bool, ipv6 bool) {
result := dialResult{ipv6: ipv6, done: true}
defer func() {
select {
@ -177,16 +144,16 @@ func dualStackDialContext(ctx context.Context, network, address string, opt *opt
var ip netip.Addr
if ipv6 {
if r == nil {
ip, result.error = resolver.ResolveIPv6ProxyServerHost(ctx, host)
if !direct {
ip, result.error = resolver.ResolveIPv6ProxyServerHost(host)
} else {
ip, result.error = resolver.ResolveIPv6WithResolver(ctx, host, r)
ip, result.error = resolver.ResolveIPv6(host)
}
} else {
if r == nil {
ip, result.error = resolver.ResolveIPv4ProxyServerHost(ctx, host)
if !direct {
ip, result.error = resolver.ResolveIPv4ProxyServerHost(host)
} else {
ip, result.error = resolver.ResolveIPv4WithResolver(ctx, host, r)
ip, result.error = resolver.ResolveIPv4(host)
}
}
if result.error != nil {
@ -197,44 +164,32 @@ func dualStackDialContext(ctx context.Context, network, address string, opt *opt
result.Conn, result.error = dialContext(ctx, network, ip, port, opt)
}
go startRacer(ctx, network+"4", host, opt.resolver, false)
go startRacer(ctx, network+"6", host, opt.resolver, true)
go startRacer(ctx, network+"4", host, opt.direct, false)
go startRacer(ctx, network+"6", host, opt.direct, true)
count := 2
for i := 0; i < count; i++ {
select {
case res := <-results:
if res.error == nil {
return res.Conn, nil
}
for res := range results {
if res.error == nil {
return res.Conn, nil
}
if !res.ipv6 {
primary = res
if !res.ipv6 {
primary = res
} else {
fallback = res
}
if primary.done && fallback.done {
if primary.resolved {
return nil, primary.error
} else if fallback.resolved {
return nil, fallback.error
} else {
fallback = res
return nil, primary.error
}
if primary.done && fallback.done {
if primary.resolved {
return nil, primary.error
} else if fallback.resolved {
return nil, fallback.error
} else {
return nil, primary.error
}
}
case <-ctx.Done():
err = ctx.Err()
break
}
}
if err == nil {
err = fmt.Errorf("dual stack dial failed")
} else {
err = fmt.Errorf("dual stack dial failed:%w", err)
}
return nil, err
return nil, errors.New("never touched")
}
func concurrentDualStackDialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
@ -244,14 +199,11 @@ func concurrentDualStackDialContext(ctx context.Context, network, address string
}
var ips []netip.Addr
if opt.resolver != nil {
ips, err = resolver.LookupIPWithResolver(ctx, host, opt.resolver)
} else {
ips, err = resolver.LookupIPProxyServerHost(ctx, host)
}
if err != nil {
return nil, err
if opt.direct {
ips, err = resolver.ResolveAllIP(host)
} else {
ips, err = resolver.ResolveAllIPProxyServerHost(host)
}
return concurrentDialContext(ctx, network, ips, port, opt)
@ -265,49 +217,30 @@ func concurrentDialContext(ctx context.Context, network string, ips []netip.Addr
ip netip.Addr
net.Conn
error
isPrimary bool
done bool
resolved bool
}
preferCount := atomic.NewInt32(0)
results := make(chan dialResult)
tcpRacer := func(ctx context.Context, ip netip.Addr) {
result := dialResult{ip: ip, done: true}
result := dialResult{ip: ip}
defer func() {
select {
case results <- result:
case <-returned:
if result.Conn != nil {
_ = result.Conn.Close()
result.Conn.Close()
}
}
}()
if strings.Contains(network, "tcp") {
network = "tcp"
} else {
network = "udp"
}
v := "4"
if ip.Is6() {
network += "6"
if opt.prefer != 4 {
result.isPrimary = true
}
v = "6"
}
if ip.Is4() {
network += "4"
if opt.prefer != 6 {
result.isPrimary = true
}
}
if result.isPrimary {
preferCount.Add(1)
}
result.Conn, result.error = dialContext(ctx, network, ip, port, opt)
result.Conn, result.error = dialContext(ctx, network+v, ip, port, opt)
}
for _, ip := range ips {
@ -315,57 +248,18 @@ func concurrentDialContext(ctx context.Context, network string, ips []netip.Addr
}
connCount := len(ips)
var fallback dialResult
var primaryError error
var finalError error
for i := 0; i < connCount; i++ {
select {
case res := <-results:
if res.error == nil {
if res.isPrimary {
return res.Conn, nil
} else {
if !fallback.done || fallback.error != nil {
fallback = res
}
}
} else {
if res.isPrimary {
primaryError = res.error
preferCount.Add(-1)
if preferCount.Load() == 0 && fallback.done && fallback.error == nil {
return fallback.Conn, nil
}
}
}
case <-ctx.Done():
if fallback.done && fallback.error == nil {
return fallback.Conn, nil
}
finalError = ctx.Err()
for res := range results {
connCount--
if res.error == nil {
return res.Conn, nil
}
if connCount == 0 {
break
}
}
if fallback.done && fallback.error == nil {
return fallback.Conn, nil
}
if primaryError != nil {
return nil, primaryError
}
if fallback.error != nil {
return nil, fallback.error
}
if finalError == nil {
finalError = fmt.Errorf("all ips %v tcp shake hands failed", ips)
} else {
finalError = fmt.Errorf("concurrent dial failed:%w", finalError)
}
return nil, finalError
return nil, fmt.Errorf("all ips %v tcp shake hands failed", ips)
}
func singleDialContext(ctx context.Context, network string, address string, opt *option) (net.Conn, error) {
@ -377,16 +271,16 @@ func singleDialContext(ctx context.Context, network string, address string, opt
var ip netip.Addr
switch network {
case "tcp4", "udp4":
if opt.resolver == nil {
ip, err = resolver.ResolveIPv4ProxyServerHost(ctx, host)
if !opt.direct {
ip, err = resolver.ResolveIPv4ProxyServerHost(host)
} else {
ip, err = resolver.ResolveIPv4WithResolver(ctx, host, opt.resolver)
ip, err = resolver.ResolveIPv4(host)
}
default:
if opt.resolver == nil {
ip, err = resolver.ResolveIPv6ProxyServerHost(ctx, host)
if !opt.direct {
ip, err = resolver.ResolveIPv6ProxyServerHost(host)
} else {
ip, err = resolver.ResolveIPv6WithResolver(ctx, host, opt.resolver)
ip, err = resolver.ResolveIPv6(host)
}
}
if err != nil {
@ -397,25 +291,25 @@ func singleDialContext(ctx context.Context, network string, address string, opt
}
func concurrentSingleDialContext(ctx context.Context, network string, address string, opt *option) (net.Conn, error) {
host, port, err := net.SplitHostPort(address)
if err != nil {
return nil, err
}
var ips []netip.Addr
switch network {
case "tcp4", "udp4":
return concurrentIPv4DialContext(ctx, network, address, opt)
if !opt.direct {
ips, err = resolver.ResolveAllIPv4ProxyServerHost(host)
} else {
ips, err = resolver.ResolveAllIPv4(host)
}
default:
return concurrentIPv6DialContext(ctx, network, address, opt)
}
}
func concurrentIPv4DialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
host, port, err := net.SplitHostPort(address)
if err != nil {
return nil, err
}
var ips []netip.Addr
if opt.resolver == nil {
ips, err = resolver.LookupIPv4ProxyServerHost(ctx, host)
} else {
ips, err = resolver.LookupIPv4WithResolver(ctx, host, opt.resolver)
if !opt.direct {
ips, err = resolver.ResolveAllIPv6ProxyServerHost(host)
} else {
ips, err = resolver.ResolveAllIPv6(host)
}
}
if err != nil {
@ -424,40 +318,3 @@ func concurrentIPv4DialContext(ctx context.Context, network, address string, opt
return concurrentDialContext(ctx, network, ips, port, opt)
}
func concurrentIPv6DialContext(ctx context.Context, network, address string, opt *option) (net.Conn, error) {
host, port, err := net.SplitHostPort(address)
if err != nil {
return nil, err
}
var ips []netip.Addr
if opt.resolver == nil {
ips, err = resolver.LookupIPv6ProxyServerHost(ctx, host)
} else {
ips, err = resolver.LookupIPv6WithResolver(ctx, host, opt.resolver)
}
if err != nil {
return nil, err
}
return concurrentDialContext(ctx, network, ips, port, opt)
}
type Dialer struct {
Opt option
}
func (d Dialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
return DialContext(ctx, network, address, WithOption(d.Opt))
}
func (d Dialer) ListenPacket(ctx context.Context, network, address string, rAddrPort netip.AddrPort) (net.PacketConn, error) {
return ListenPacket(ctx, ParseNetwork(network, rAddrPort.Addr()), address, WithOption(d.Opt))
}
func NewDialer(options ...Option) Dialer {
opt := applyOptions(options...)
return Dialer{Opt: *opt}
}

View File

@ -29,13 +29,13 @@ func bindMarkToControl(mark int, chain controlFn) controlFn {
return
}
var innerErr error
err = c.Control(func(fd uintptr) {
innerErr = syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_MARK, mark)
return c.Control(func(fd uintptr) {
switch network {
case "tcp4", "udp4":
_ = syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_MARK, mark)
case "tcp6", "udp6":
_ = syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_MARK, mark)
}
})
if innerErr != nil {
err = innerErr
}
return
}
}

View File

@ -1,10 +1,6 @@
package dialer
import (
"github.com/Dreamacro/clash/component/resolver"
"go.uber.org/atomic"
)
import "go.uber.org/atomic"
var (
DefaultOptions []Option
@ -16,9 +12,7 @@ type option struct {
interfaceName string
addrReuse bool
routingMark int
network int
prefer int
resolver resolver.Resolver
direct bool
}
type Option func(opt *option)
@ -41,36 +35,8 @@ func WithRoutingMark(mark int) Option {
}
}
func WithResolver(r resolver.Resolver) Option {
func WithDirect() Option {
return func(opt *option) {
opt.resolver = r
}
}
func WithPreferIPv4() Option {
return func(opt *option) {
opt.prefer = 4
}
}
func WithPreferIPv6() Option {
return func(opt *option) {
opt.prefer = 6
}
}
func WithOnlySingleStack(isIPv4 bool) Option {
return func(opt *option) {
if isIPv4 {
opt.network = 4
} else {
opt.network = 6
}
}
}
func WithOption(o option) Option {
return func(opt *option) {
*opt = o
opt.direct = true
}
}

View File

@ -1,99 +0,0 @@
/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
#ifndef __BPF_ENDIAN__
#define __BPF_ENDIAN__
/*
* Isolate byte #n and put it into byte #m, for __u##b type.
* E.g., moving byte #6 (nnnnnnnn) into byte #1 (mmmmmmmm) for __u64:
* 1) xxxxxxxx nnnnnnnn xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx mmmmmmmm xxxxxxxx
* 2) nnnnnnnn xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx mmmmmmmm xxxxxxxx 00000000
* 3) 00000000 00000000 00000000 00000000 00000000 00000000 00000000 nnnnnnnn
* 4) 00000000 00000000 00000000 00000000 00000000 00000000 nnnnnnnn 00000000
*/
#define ___bpf_mvb(x, b, n, m) ((__u##b)(x) << (b-(n+1)*8) >> (b-8) << (m*8))
#define ___bpf_swab16(x) ((__u16)( \
___bpf_mvb(x, 16, 0, 1) | \
___bpf_mvb(x, 16, 1, 0)))
#define ___bpf_swab32(x) ((__u32)( \
___bpf_mvb(x, 32, 0, 3) | \
___bpf_mvb(x, 32, 1, 2) | \
___bpf_mvb(x, 32, 2, 1) | \
___bpf_mvb(x, 32, 3, 0)))
#define ___bpf_swab64(x) ((__u64)( \
___bpf_mvb(x, 64, 0, 7) | \
___bpf_mvb(x, 64, 1, 6) | \
___bpf_mvb(x, 64, 2, 5) | \
___bpf_mvb(x, 64, 3, 4) | \
___bpf_mvb(x, 64, 4, 3) | \
___bpf_mvb(x, 64, 5, 2) | \
___bpf_mvb(x, 64, 6, 1) | \
___bpf_mvb(x, 64, 7, 0)))
/* LLVM's BPF target selects the endianness of the CPU
* it compiles on, or the user specifies (bpfel/bpfeb),
* respectively. The used __BYTE_ORDER__ is defined by
* the compiler, we cannot rely on __BYTE_ORDER from
* libc headers, since it doesn't reflect the actual
* requested byte order.
*
* Note, LLVM's BPF target has different __builtin_bswapX()
* semantics. It does map to BPF_ALU | BPF_END | BPF_TO_BE
* in bpfel and bpfeb case, which means below, that we map
* to cpu_to_be16(). We could use it unconditionally in BPF
* case, but better not rely on it, so that this header here
* can be used from application and BPF program side, which
* use different targets.
*/
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
# define __bpf_ntohs(x) __builtin_bswap16(x)
# define __bpf_htons(x) __builtin_bswap16(x)
# define __bpf_constant_ntohs(x) ___bpf_swab16(x)
# define __bpf_constant_htons(x) ___bpf_swab16(x)
# define __bpf_ntohl(x) __builtin_bswap32(x)
# define __bpf_htonl(x) __builtin_bswap32(x)
# define __bpf_constant_ntohl(x) ___bpf_swab32(x)
# define __bpf_constant_htonl(x) ___bpf_swab32(x)
# define __bpf_be64_to_cpu(x) __builtin_bswap64(x)
# define __bpf_cpu_to_be64(x) __builtin_bswap64(x)
# define __bpf_constant_be64_to_cpu(x) ___bpf_swab64(x)
# define __bpf_constant_cpu_to_be64(x) ___bpf_swab64(x)
#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
# define __bpf_ntohs(x) (x)
# define __bpf_htons(x) (x)
# define __bpf_constant_ntohs(x) (x)
# define __bpf_constant_htons(x) (x)
# define __bpf_ntohl(x) (x)
# define __bpf_htonl(x) (x)
# define __bpf_constant_ntohl(x) (x)
# define __bpf_constant_htonl(x) (x)
# define __bpf_be64_to_cpu(x) (x)
# define __bpf_cpu_to_be64(x) (x)
# define __bpf_constant_be64_to_cpu(x) (x)
# define __bpf_constant_cpu_to_be64(x) (x)
#else
# error "Fix your compiler's __BYTE_ORDER__?!"
#endif
#define bpf_htons(x) \
(__builtin_constant_p(x) ? \
__bpf_constant_htons(x) : __bpf_htons(x))
#define bpf_ntohs(x) \
(__builtin_constant_p(x) ? \
__bpf_constant_ntohs(x) : __bpf_ntohs(x))
#define bpf_htonl(x) \
(__builtin_constant_p(x) ? \
__bpf_constant_htonl(x) : __bpf_htonl(x))
#define bpf_ntohl(x) \
(__builtin_constant_p(x) ? \
__bpf_constant_ntohl(x) : __bpf_ntohl(x))
#define bpf_cpu_to_be64(x) \
(__builtin_constant_p(x) ? \
__bpf_constant_cpu_to_be64(x) : __bpf_cpu_to_be64(x))
#define bpf_be64_to_cpu(x) \
(__builtin_constant_p(x) ? \
__bpf_constant_be64_to_cpu(x) : __bpf_be64_to_cpu(x))
#endif /* __BPF_ENDIAN__ */

File diff suppressed because it is too large Load Diff

View File

@ -1,262 +0,0 @@
/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
#ifndef __BPF_HELPERS__
#define __BPF_HELPERS__
/*
* Note that bpf programs need to include either
* vmlinux.h (auto-generated from BTF) or linux/types.h
* in advance since bpf_helper_defs.h uses such types
* as __u64.
*/
#include "bpf_helper_defs.h"
#define __uint(name, val) int (*name)[val]
#define __type(name, val) typeof(val) *name
#define __array(name, val) typeof(val) *name[]
/*
* Helper macro to place programs, maps, license in
* different sections in elf_bpf file. Section names
* are interpreted by libbpf depending on the context (BPF programs, BPF maps,
* extern variables, etc).
* To allow use of SEC() with externs (e.g., for extern .maps declarations),
* make sure __attribute__((unused)) doesn't trigger compilation warning.
*/
#define SEC(name) \
_Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic ignored \"-Wignored-attributes\"") \
__attribute__((section(name), used)) \
_Pragma("GCC diagnostic pop") \
/* Avoid 'linux/stddef.h' definition of '__always_inline'. */
#undef __always_inline
#define __always_inline inline __attribute__((always_inline))
#ifndef __noinline
#define __noinline __attribute__((noinline))
#endif
#ifndef __weak
#define __weak __attribute__((weak))
#endif
/*
* Use __hidden attribute to mark a non-static BPF subprogram effectively
* static for BPF verifier's verification algorithm purposes, allowing more
* extensive and permissive BPF verification process, taking into account
* subprogram's caller context.
*/
#define __hidden __attribute__((visibility("hidden")))
/* When utilizing vmlinux.h with BPF CO-RE, user BPF programs can't include
* any system-level headers (such as stddef.h, linux/version.h, etc), and
* commonly-used macros like NULL and KERNEL_VERSION aren't available through
* vmlinux.h. This just adds unnecessary hurdles and forces users to re-define
* them on their own. So as a convenience, provide such definitions here.
*/
#ifndef NULL
#define NULL ((void *)0)
#endif
#ifndef KERNEL_VERSION
#define KERNEL_VERSION(a, b, c) (((a) << 16) + ((b) << 8) + ((c) > 255 ? 255 : (c)))
#endif
/*
* Helper macros to manipulate data structures
*/
#ifndef offsetof
#define offsetof(TYPE, MEMBER) ((unsigned long)&((TYPE *)0)->MEMBER)
#endif
#ifndef container_of
#define container_of(ptr, type, member) \
({ \
void *__mptr = (void *)(ptr); \
((type *)(__mptr - offsetof(type, member))); \
})
#endif
/*
* Helper macro to throw a compilation error if __bpf_unreachable() gets
* built into the resulting code. This works given BPF back end does not
* implement __builtin_trap(). This is useful to assert that certain paths
* of the program code are never used and hence eliminated by the compiler.
*
* For example, consider a switch statement that covers known cases used by
* the program. __bpf_unreachable() can then reside in the default case. If
* the program gets extended such that a case is not covered in the switch
* statement, then it will throw a build error due to the default case not
* being compiled out.
*/
#ifndef __bpf_unreachable
# define __bpf_unreachable() __builtin_trap()
#endif
/*
* Helper function to perform a tail call with a constant/immediate map slot.
*/
#if __clang_major__ >= 8 && defined(__bpf__)
static __always_inline void
bpf_tail_call_static(void *ctx, const void *map, const __u32 slot)
{
if (!__builtin_constant_p(slot))
__bpf_unreachable();
/*
* Provide a hard guarantee that LLVM won't optimize setting r2 (map
* pointer) and r3 (constant map index) from _different paths_ ending
* up at the _same_ call insn as otherwise we won't be able to use the
* jmpq/nopl retpoline-free patching by the x86-64 JIT in the kernel
* given they mismatch. See also d2e4c1e6c294 ("bpf: Constant map key
* tracking for prog array pokes") for details on verifier tracking.
*
* Note on clobber list: we need to stay in-line with BPF calling
* convention, so even if we don't end up using r0, r4, r5, we need
* to mark them as clobber so that LLVM doesn't end up using them
* before / after the call.
*/
asm volatile("r1 = %[ctx]\n\t"
"r2 = %[map]\n\t"
"r3 = %[slot]\n\t"
"call 12"
:: [ctx]"r"(ctx), [map]"r"(map), [slot]"i"(slot)
: "r0", "r1", "r2", "r3", "r4", "r5");
}
#endif
/*
* Helper structure used by eBPF C program
* to describe BPF map attributes to libbpf loader
*/
struct bpf_map_def {
unsigned int type;
unsigned int key_size;
unsigned int value_size;
unsigned int max_entries;
unsigned int map_flags;
};
enum libbpf_pin_type {
LIBBPF_PIN_NONE,
/* PIN_BY_NAME: pin maps by name (in /sys/fs/bpf by default) */
LIBBPF_PIN_BY_NAME,
};
enum libbpf_tristate {
TRI_NO = 0,
TRI_YES = 1,
TRI_MODULE = 2,
};
#define __kconfig __attribute__((section(".kconfig")))
#define __ksym __attribute__((section(".ksyms")))
#ifndef ___bpf_concat
#define ___bpf_concat(a, b) a ## b
#endif
#ifndef ___bpf_apply
#define ___bpf_apply(fn, n) ___bpf_concat(fn, n)
#endif
#ifndef ___bpf_nth
#define ___bpf_nth(_, _1, _2, _3, _4, _5, _6, _7, _8, _9, _a, _b, _c, N, ...) N
#endif
#ifndef ___bpf_narg
#define ___bpf_narg(...) \
___bpf_nth(_, ##__VA_ARGS__, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0)
#endif
#define ___bpf_fill0(arr, p, x) do {} while (0)
#define ___bpf_fill1(arr, p, x) arr[p] = x
#define ___bpf_fill2(arr, p, x, args...) arr[p] = x; ___bpf_fill1(arr, p + 1, args)
#define ___bpf_fill3(arr, p, x, args...) arr[p] = x; ___bpf_fill2(arr, p + 1, args)
#define ___bpf_fill4(arr, p, x, args...) arr[p] = x; ___bpf_fill3(arr, p + 1, args)
#define ___bpf_fill5(arr, p, x, args...) arr[p] = x; ___bpf_fill4(arr, p + 1, args)
#define ___bpf_fill6(arr, p, x, args...) arr[p] = x; ___bpf_fill5(arr, p + 1, args)
#define ___bpf_fill7(arr, p, x, args...) arr[p] = x; ___bpf_fill6(arr, p + 1, args)
#define ___bpf_fill8(arr, p, x, args...) arr[p] = x; ___bpf_fill7(arr, p + 1, args)
#define ___bpf_fill9(arr, p, x, args...) arr[p] = x; ___bpf_fill8(arr, p + 1, args)
#define ___bpf_fill10(arr, p, x, args...) arr[p] = x; ___bpf_fill9(arr, p + 1, args)
#define ___bpf_fill11(arr, p, x, args...) arr[p] = x; ___bpf_fill10(arr, p + 1, args)
#define ___bpf_fill12(arr, p, x, args...) arr[p] = x; ___bpf_fill11(arr, p + 1, args)
#define ___bpf_fill(arr, args...) \
___bpf_apply(___bpf_fill, ___bpf_narg(args))(arr, 0, args)
/*
* BPF_SEQ_PRINTF to wrap bpf_seq_printf to-be-printed values
* in a structure.
*/
#define BPF_SEQ_PRINTF(seq, fmt, args...) \
({ \
static const char ___fmt[] = fmt; \
unsigned long long ___param[___bpf_narg(args)]; \
\
_Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic ignored \"-Wint-conversion\"") \
___bpf_fill(___param, args); \
_Pragma("GCC diagnostic pop") \
\
bpf_seq_printf(seq, ___fmt, sizeof(___fmt), \
___param, sizeof(___param)); \
})
/*
* BPF_SNPRINTF wraps the bpf_snprintf helper with variadic arguments instead of
* an array of u64.
*/
#define BPF_SNPRINTF(out, out_size, fmt, args...) \
({ \
static const char ___fmt[] = fmt; \
unsigned long long ___param[___bpf_narg(args)]; \
\
_Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic ignored \"-Wint-conversion\"") \
___bpf_fill(___param, args); \
_Pragma("GCC diagnostic pop") \
\
bpf_snprintf(out, out_size, ___fmt, \
___param, sizeof(___param)); \
})
#ifdef BPF_NO_GLOBAL_DATA
#define BPF_PRINTK_FMT_MOD
#else
#define BPF_PRINTK_FMT_MOD static const
#endif
#define __bpf_printk(fmt, ...) \
({ \
BPF_PRINTK_FMT_MOD char ____fmt[] = fmt; \
bpf_trace_printk(____fmt, sizeof(____fmt), \
##__VA_ARGS__); \
})
/*
* __bpf_vprintk wraps the bpf_trace_vprintk helper with variadic arguments
* instead of an array of u64.
*/
#define __bpf_vprintk(fmt, args...) \
({ \
static const char ___fmt[] = fmt; \
unsigned long long ___param[___bpf_narg(args)]; \
\
_Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic ignored \"-Wint-conversion\"") \
___bpf_fill(___param, args); \
_Pragma("GCC diagnostic pop") \
\
bpf_trace_vprintk(___fmt, sizeof(___fmt), \
___param, sizeof(___param)); \
})
/* Use __bpf_printk when bpf_printk call has 3 or fewer fmt args
* Otherwise use __bpf_vprintk
*/
#define ___bpf_pick_printk(...) \
___bpf_nth(_, ##__VA_ARGS__, __bpf_vprintk, __bpf_vprintk, __bpf_vprintk, \
__bpf_vprintk, __bpf_vprintk, __bpf_vprintk, __bpf_vprintk, \
__bpf_vprintk, __bpf_vprintk, __bpf_printk /*3*/, __bpf_printk /*2*/,\
__bpf_printk /*1*/, __bpf_printk /*0*/)
/* Helper macro to print out debug messages */
#define bpf_printk(fmt, args...) ___bpf_pick_printk(args)(fmt, ##args)
#endif

View File

@ -1,342 +0,0 @@
#include <stdint.h>
#include <stdbool.h>
//#include <linux/types.h>
#include <linux/bpf.h>
#include <linux/if_ether.h>
//#include <linux/if_packet.h>
//#include <linux/if_vlan.h>
#include <linux/ip.h>
#include <linux/in.h>
#include <linux/tcp.h>
//#include <linux/udp.h>
#include <linux/pkt_cls.h>
#include "bpf_endian.h"
#include "bpf_helpers.h"
#define IP_CSUM_OFF (ETH_HLEN + offsetof(struct iphdr, check))
#define IP_DST_OFF (ETH_HLEN + offsetof(struct iphdr, daddr))
#define IP_SRC_OFF (ETH_HLEN + offsetof(struct iphdr, saddr))
#define IP_PROTO_OFF (ETH_HLEN + offsetof(struct iphdr, protocol))
#define TCP_CSUM_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct tcphdr, check))
#define TCP_SRC_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct tcphdr, source))
#define TCP_DST_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct tcphdr, dest))
//#define UDP_CSUM_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct udphdr, check))
//#define UDP_SRC_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct udphdr, source))
//#define UDP_DST_OFF (ETH_HLEN + sizeof(struct iphdr) + offsetof(struct udphdr, dest))
#define IS_PSEUDO 0x10
struct origin_info {
__be32 ip;
__be16 port;
__u16 pad;
};
struct origin_info *origin_info_unused __attribute__((unused));
struct redir_info {
__be32 sip;
__be32 dip;
__be16 sport;
__be16 dport;
};
struct redir_info *redir_info_unused __attribute__((unused));
struct {
__uint(type, BPF_MAP_TYPE_LRU_HASH);
__type(key, struct redir_info);
__type(value, struct origin_info);
__uint(max_entries, 65535);
__uint(pinning, LIBBPF_PIN_BY_NAME);
} pair_original_dst_map SEC(".maps");
struct {
__uint(type, BPF_MAP_TYPE_ARRAY);
__type(key, __u32);
__type(value, __u32);
__uint(max_entries, 3);
__uint(pinning, LIBBPF_PIN_BY_NAME);
} redir_params_map SEC(".maps");
static __always_inline int rewrite_ip(struct __sk_buff *skb, __be32 new_ip, bool is_dest) {
int ret, off = 0, flags = IS_PSEUDO;
__be32 old_ip;
if (is_dest)
ret = bpf_skb_load_bytes(skb, IP_DST_OFF, &old_ip, 4);
else
ret = bpf_skb_load_bytes(skb, IP_SRC_OFF, &old_ip, 4);
if (ret < 0) {
return ret;
}
off = TCP_CSUM_OFF;
// __u8 proto;
//
// ret = bpf_skb_load_bytes(skb, IP_PROTO_OFF, &proto, 1);
// if (ret < 0) {
// return BPF_DROP;
// }
//
// switch (proto) {
// case IPPROTO_TCP:
// off = TCP_CSUM_OFF;
// break;
//
// case IPPROTO_UDP:
// off = UDP_CSUM_OFF;
// flags |= BPF_F_MARK_MANGLED_0;
// break;
//
// case IPPROTO_ICMPV6:
// off = offsetof(struct icmp6hdr, icmp6_cksum);
// break;
// }
//
// if (off) {
ret = bpf_l4_csum_replace(skb, off, old_ip, new_ip, flags | sizeof(new_ip));
if (ret < 0) {
return ret;
}
// }
ret = bpf_l3_csum_replace(skb, IP_CSUM_OFF, old_ip, new_ip, sizeof(new_ip));
if (ret < 0) {
return ret;
}
if (is_dest)
ret = bpf_skb_store_bytes(skb, IP_DST_OFF, &new_ip, sizeof(new_ip), 0);
else
ret = bpf_skb_store_bytes(skb, IP_SRC_OFF, &new_ip, sizeof(new_ip), 0);
if (ret < 0) {
return ret;
}
return 1;
}
static __always_inline int rewrite_port(struct __sk_buff *skb, __be16 new_port, bool is_dest) {
int ret, off = 0;
__be16 old_port;
if (is_dest)
ret = bpf_skb_load_bytes(skb, TCP_DST_OFF, &old_port, 2);
else
ret = bpf_skb_load_bytes(skb, TCP_SRC_OFF, &old_port, 2);
if (ret < 0) {
return ret;
}
off = TCP_CSUM_OFF;
ret = bpf_l4_csum_replace(skb, off, old_port, new_port, sizeof(new_port));
if (ret < 0) {
return ret;
}
if (is_dest)
ret = bpf_skb_store_bytes(skb, TCP_DST_OFF, &new_port, sizeof(new_port), 0);
else
ret = bpf_skb_store_bytes(skb, TCP_SRC_OFF, &new_port, sizeof(new_port), 0);
if (ret < 0) {
return ret;
}
return 1;
}
static __always_inline bool is_lan_ip(__be32 addr) {
if (addr == 0xffffffff)
return true;
__u8 fist = (__u8)(addr & 0xff);
if (fist == 127 || fist == 10)
return true;
__u8 second = (__u8)((addr >> 8) & 0xff);
if (fist == 172 && second >= 16 && second <= 31)
return true;
if (fist == 192 && second == 168)
return true;
return false;
}
SEC("tc_clash_auto_redir_ingress")
int tc_redir_ingress_func(struct __sk_buff *skb) {
void *data = (void *)(long)skb->data;
void *data_end = (void *)(long)skb->data_end;
struct ethhdr *eth = data;
if ((void *)(eth + 1) > data_end)
return TC_ACT_OK;
if (eth->h_proto != bpf_htons(ETH_P_IP))
return TC_ACT_OK;
struct iphdr *iph = (struct iphdr *)(eth + 1);
if ((void *)(iph + 1) > data_end)
return TC_ACT_OK;
__u32 key = 0, *route_index, *redir_ip, *redir_port;
route_index = bpf_map_lookup_elem(&redir_params_map, &key);
if (!route_index)
return TC_ACT_OK;
if (iph->protocol == IPPROTO_ICMP && *route_index != 0)
return bpf_redirect(*route_index, 0);
if (iph->protocol != IPPROTO_TCP)
return TC_ACT_OK;
struct tcphdr *tcph = (struct tcphdr *)(iph + 1);
if ((void *)(tcph + 1) > data_end)
return TC_ACT_SHOT;
key = 1;
redir_ip = bpf_map_lookup_elem(&redir_params_map, &key);
if (!redir_ip)
return TC_ACT_OK;
key = 2;
redir_port = bpf_map_lookup_elem(&redir_params_map, &key);
if (!redir_port)
return TC_ACT_OK;
__be32 new_ip = bpf_htonl(*redir_ip);
__be16 new_port = bpf_htonl(*redir_port) >> 16;
__be32 old_ip = iph->daddr;
__be16 old_port = tcph->dest;
if (old_ip == new_ip || is_lan_ip(old_ip) || bpf_ntohs(old_port) == 53) {
return TC_ACT_OK;
}
struct redir_info p_key = {
.sip = iph->saddr,
.sport = tcph->source,
.dip = new_ip,
.dport = new_port,
};
if (tcph->syn && !tcph->ack) {
struct origin_info origin = {
.ip = old_ip,
.port = old_port,
};
bpf_map_update_elem(&pair_original_dst_map, &p_key, &origin, BPF_NOEXIST);
if (rewrite_ip(skb, new_ip, true) < 0) {
return TC_ACT_SHOT;
}
if (rewrite_port(skb, new_port, true) < 0) {
return TC_ACT_SHOT;
}
} else {
struct origin_info *origin = bpf_map_lookup_elem(&pair_original_dst_map, &p_key);
if (!origin) {
return TC_ACT_OK;
}
if (rewrite_ip(skb, new_ip, true) < 0) {
return TC_ACT_SHOT;
}
if (rewrite_port(skb, new_port, true) < 0) {
return TC_ACT_SHOT;
}
}
return TC_ACT_OK;
}
SEC("tc_clash_auto_redir_egress")
int tc_redir_egress_func(struct __sk_buff *skb) {
void *data = (void *)(long)skb->data;
void *data_end = (void *)(long)skb->data_end;
struct ethhdr *eth = data;
if ((void *)(eth + 1) > data_end)
return TC_ACT_OK;
if (eth->h_proto != bpf_htons(ETH_P_IP))
return TC_ACT_OK;
__u32 key = 0, *redir_ip, *redir_port; // *clash_mark
// clash_mark = bpf_map_lookup_elem(&redir_params_map, &key);
// if (clash_mark && *clash_mark != 0 && *clash_mark == skb->mark)
// return TC_ACT_OK;
struct iphdr *iph = (struct iphdr *)(eth + 1);
if ((void *)(iph + 1) > data_end)
return TC_ACT_OK;
if (iph->protocol != IPPROTO_TCP)
return TC_ACT_OK;
struct tcphdr *tcph = (struct tcphdr *)(iph + 1);
if ((void *)(tcph + 1) > data_end)
return TC_ACT_SHOT;
key = 1;
redir_ip = bpf_map_lookup_elem(&redir_params_map, &key);
if (!redir_ip)
return TC_ACT_OK;
key = 2;
redir_port = bpf_map_lookup_elem(&redir_params_map, &key);
if (!redir_port)
return TC_ACT_OK;
__be32 new_ip = bpf_htonl(*redir_ip);
__be16 new_port = bpf_htonl(*redir_port) >> 16;
__be32 old_ip = iph->saddr;
__be16 old_port = tcph->source;
if (old_ip != new_ip || old_port != new_port) {
return TC_ACT_OK;
}
struct redir_info p_key = {
.sip = iph->daddr,
.sport = tcph->dest,
.dip = iph->saddr,
.dport = tcph->source,
};
struct origin_info *origin = bpf_map_lookup_elem(&pair_original_dst_map, &p_key);
if (!origin) {
return TC_ACT_OK;
}
if (tcph->fin && tcph->ack) {
bpf_map_delete_elem(&pair_original_dst_map, &p_key);
}
if (rewrite_ip(skb, origin->ip, false) < 0) {
return TC_ACT_SHOT;
}
if (rewrite_port(skb, origin->port, false) < 0) {
return TC_ACT_SHOT;
}
return TC_ACT_OK;
}
char _license[] SEC("license") = "GPL";

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@ -1,103 +0,0 @@
#include <stdbool.h>
#include <linux/bpf.h>
#include <linux/if_ether.h>
#include <linux/ip.h>
#include <linux/in.h>
//#include <linux/tcp.h>
//#include <linux/udp.h>
#include <linux/pkt_cls.h>
#include "bpf_endian.h"
#include "bpf_helpers.h"
struct {
__uint(type, BPF_MAP_TYPE_ARRAY);
__type(key, __u32);
__type(value, __u32);
__uint(max_entries, 2);
__uint(pinning, LIBBPF_PIN_BY_NAME);
} tc_params_map SEC(".maps");
static __always_inline bool is_lan_ip(__be32 addr) {
if (addr == 0xffffffff)
return true;
__u8 fist = (__u8)(addr & 0xff);
if (fist == 127 || fist == 10)
return true;
__u8 second = (__u8)((addr >> 8) & 0xff);
if (fist == 172 && second >= 16 && second <= 31)
return true;
if (fist == 192 && second == 168)
return true;
return false;
}
SEC("tc_clash_redirect_to_tun")
int tc_tun_func(struct __sk_buff *skb) {
void *data = (void *)(long)skb->data;
void *data_end = (void *)(long)skb->data_end;
struct ethhdr *eth = data;
if ((void *)(eth + 1) > data_end)
return TC_ACT_OK;
if (eth->h_proto == bpf_htons(ETH_P_ARP))
return TC_ACT_OK;
__u32 key = 0, *clash_mark, *tun_ifindex;
clash_mark = bpf_map_lookup_elem(&tc_params_map, &key);
if (!clash_mark)
return TC_ACT_OK;
if (skb->mark == *clash_mark)
return TC_ACT_OK;
if (eth->h_proto == bpf_htons(ETH_P_IP)) {
struct iphdr *iph = (struct iphdr *)(eth + 1);
if ((void *)(iph + 1) > data_end)
return TC_ACT_OK;
if (iph->protocol == IPPROTO_ICMP)
return TC_ACT_OK;
__be32 daddr = iph->daddr;
if (is_lan_ip(daddr))
return TC_ACT_OK;
// if (iph->protocol == IPPROTO_TCP) {
// struct tcphdr *tcph = (struct tcphdr *)(iph + 1);
// if ((void *)(tcph + 1) > data_end)
// return TC_ACT_OK;
//
// __u16 source = bpf_ntohs(tcph->source);
// if (source == 22 || source == 80 || source == 443 || source == 8080 || source == 8443 || source == 9090 || (source >= 7890 && source <= 7895))
// return TC_ACT_OK;
// } else if (iph->protocol == IPPROTO_UDP) {
// struct udphdr *udph = (struct udphdr *)(iph + 1);
// if ((void *)(udph + 1) > data_end)
// return TC_ACT_OK;
//
// __u16 source = bpf_ntohs(udph->source);
// if (source == 53 || (source >= 135 && source <= 139))
// return TC_ACT_OK;
// }
}
key = 1;
tun_ifindex = bpf_map_lookup_elem(&tc_params_map, &key);
if (!tun_ifindex)
return TC_ACT_OK;
//return bpf_redirect(*tun_ifindex, BPF_F_INGRESS); // __bpf_rx_skb
return bpf_redirect(*tun_ifindex, 0); // __bpf_tx_skb / __dev_xmit_skb
}
char _license[] SEC("license") = "GPL";

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@ -1,13 +0,0 @@
package byteorder
import (
"net"
)
// NetIPv4ToHost32 converts an net.IP to a uint32 in host byte order. ip
// must be a IPv4 address, otherwise the function will panic.
func NetIPv4ToHost32(ip net.IP) uint32 {
ipv4 := ip.To4()
_ = ipv4[3] // Assert length of ipv4.
return Native.Uint32(ipv4)
}

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@ -1,12 +0,0 @@
//go:build arm64be || armbe || mips || mips64 || mips64p32 || ppc64 || s390 || s390x || sparc || sparc64
package byteorder
import "encoding/binary"
var Native binary.ByteOrder = binary.BigEndian
func HostToNetwork16(u uint16) uint16 { return u }
func HostToNetwork32(u uint32) uint32 { return u }
func NetworkToHost16(u uint16) uint16 { return u }
func NetworkToHost32(u uint32) uint32 { return u }

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@ -1,15 +0,0 @@
//go:build 386 || amd64 || amd64p32 || arm || arm64 || mips64le || mips64p32le || mipsle || ppc64le || riscv64
package byteorder
import (
"encoding/binary"
"math/bits"
)
var Native binary.ByteOrder = binary.LittleEndian
func HostToNetwork16(u uint16) uint16 { return bits.ReverseBytes16(u) }
func HostToNetwork32(u uint32) uint32 { return bits.ReverseBytes32(u) }
func NetworkToHost16(u uint16) uint16 { return bits.ReverseBytes16(u) }
func NetworkToHost32(u uint32) uint32 { return bits.ReverseBytes32(u) }

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@ -1,33 +0,0 @@
package ebpf
import (
"net/netip"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/socks5"
)
type TcEBpfProgram struct {
pros []C.EBpf
rawNICs []string
}
func (t *TcEBpfProgram) RawNICs() []string {
return t.rawNICs
}
func (t *TcEBpfProgram) Close() {
for _, p := range t.pros {
p.Close()
}
}
func (t *TcEBpfProgram) Lookup(srcAddrPort netip.AddrPort) (addr socks5.Addr, err error) {
for _, p := range t.pros {
addr, err = p.Lookup(srcAddrPort)
if err == nil {
return
}
}
return
}

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//go:build !android
package ebpf
import (
"fmt"
"net/netip"
"github.com/Dreamacro/clash/common/cmd"
"github.com/Dreamacro/clash/component/dialer"
"github.com/Dreamacro/clash/component/ebpf/redir"
"github.com/Dreamacro/clash/component/ebpf/tc"
C "github.com/Dreamacro/clash/constant"
"github.com/sagernet/netlink"
)
func GetAutoDetectInterface() (string, error) {
routes, err := netlink.RouteList(nil, netlink.FAMILY_V4)
if err != nil {
return "", err
}
for _, route := range routes {
if route.Dst == nil {
lk, err := netlink.LinkByIndex(route.LinkIndex)
if err != nil {
return "", err
}
if lk.Type() == "tuntap" {
continue
}
return lk.Attrs().Name, nil
}
}
return "", fmt.Errorf("interface not found")
}
// NewTcEBpfProgram new redirect to tun ebpf program
func NewTcEBpfProgram(ifaceNames []string, tunName string) (*TcEBpfProgram, error) {
tunIface, err := netlink.LinkByName(tunName)
if err != nil {
return nil, fmt.Errorf("lookup network iface %q: %w", tunName, err)
}
tunIndex := uint32(tunIface.Attrs().Index)
dialer.DefaultRoutingMark.Store(C.ClashTrafficMark)
ifMark := uint32(dialer.DefaultRoutingMark.Load())
var pros []C.EBpf
for _, ifaceName := range ifaceNames {
iface, err := netlink.LinkByName(ifaceName)
if err != nil {
return nil, fmt.Errorf("lookup network iface %q: %w", ifaceName, err)
}
if iface.Attrs().OperState != netlink.OperUp {
return nil, fmt.Errorf("network iface %q is down", ifaceName)
}
attrs := iface.Attrs()
index := attrs.Index
tcPro := tc.NewEBpfTc(ifaceName, index, ifMark, tunIndex)
if err = tcPro.Start(); err != nil {
return nil, err
}
pros = append(pros, tcPro)
}
systemSetting(ifaceNames...)
return &TcEBpfProgram{pros: pros, rawNICs: ifaceNames}, nil
}
// NewRedirEBpfProgram new auto redirect ebpf program
func NewRedirEBpfProgram(ifaceNames []string, redirPort uint16, defaultRouteInterfaceName string) (*TcEBpfProgram, error) {
defaultRouteInterface, err := netlink.LinkByName(defaultRouteInterfaceName)
if err != nil {
return nil, fmt.Errorf("lookup network iface %q: %w", defaultRouteInterfaceName, err)
}
defaultRouteIndex := uint32(defaultRouteInterface.Attrs().Index)
var pros []C.EBpf
for _, ifaceName := range ifaceNames {
iface, err := netlink.LinkByName(ifaceName)
if err != nil {
return nil, fmt.Errorf("lookup network iface %q: %w", ifaceName, err)
}
attrs := iface.Attrs()
index := attrs.Index
addrs, err := netlink.AddrList(iface, netlink.FAMILY_V4)
if err != nil {
return nil, fmt.Errorf("lookup network iface %q address: %w", ifaceName, err)
}
if len(addrs) == 0 {
return nil, fmt.Errorf("network iface %q does not contain any ipv4 addresses", ifaceName)
}
address, _ := netip.AddrFromSlice(addrs[0].IP)
redirAddrPort := netip.AddrPortFrom(address, redirPort)
redirPro := redir.NewEBpfRedirect(ifaceName, index, 0, defaultRouteIndex, redirAddrPort)
if err = redirPro.Start(); err != nil {
return nil, err
}
pros = append(pros, redirPro)
}
systemSetting(ifaceNames...)
return &TcEBpfProgram{pros: pros, rawNICs: ifaceNames}, nil
}
func systemSetting(ifaceNames ...string) {
_, _ = cmd.ExecCmd("sysctl -w net.ipv4.ip_forward=1")
_, _ = cmd.ExecCmd("sysctl -w net.ipv4.conf.all.forwarding=1")
_, _ = cmd.ExecCmd("sysctl -w net.ipv4.conf.all.accept_local=1")
_, _ = cmd.ExecCmd("sysctl -w net.ipv4.conf.all.accept_redirects=1")
_, _ = cmd.ExecCmd("sysctl -w net.ipv4.conf.all.rp_filter=0")
for _, ifaceName := range ifaceNames {
_, _ = cmd.ExecCmd(fmt.Sprintf("sysctl -w net.ipv4.conf.%s.forwarding=1", ifaceName))
_, _ = cmd.ExecCmd(fmt.Sprintf("sysctl -w net.ipv4.conf.%s.accept_local=1", ifaceName))
_, _ = cmd.ExecCmd(fmt.Sprintf("sysctl -w net.ipv4.conf.%s.accept_redirects=1", ifaceName))
_, _ = cmd.ExecCmd(fmt.Sprintf("sysctl -w net.ipv4.conf.%s.rp_filter=0", ifaceName))
}
}

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@ -1,21 +0,0 @@
//go:build !linux || android
package ebpf
import (
"fmt"
)
// NewTcEBpfProgram new ebpf tc program
func NewTcEBpfProgram(_ []string, _ string) (*TcEBpfProgram, error) {
return nil, fmt.Errorf("system not supported")
}
// NewRedirEBpfProgram new ebpf redirect program
func NewRedirEBpfProgram(_ []string, _ uint16, _ string) (*TcEBpfProgram, error) {
return nil, fmt.Errorf("system not supported")
}
func GetAutoDetectInterface() (string, error) {
return "", fmt.Errorf("system not supported")
}

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@ -1,216 +0,0 @@
//go:build linux
package redir
import (
"encoding/binary"
"fmt"
"io"
"net"
"net/netip"
"os"
"path/filepath"
"github.com/cilium/ebpf"
"github.com/cilium/ebpf/rlimit"
"github.com/sagernet/netlink"
"golang.org/x/sys/unix"
"github.com/Dreamacro/clash/component/ebpf/byteorder"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/socks5"
)
//go:generate go run github.com/cilium/ebpf/cmd/bpf2go -cc $BPF_CLANG -cflags $BPF_CFLAGS bpf ../bpf/redir.c
const (
mapKey1 uint32 = 0
mapKey2 uint32 = 1
mapKey3 uint32 = 2
)
type EBpfRedirect struct {
objs io.Closer
originMap *ebpf.Map
qdisc netlink.Qdisc
filter netlink.Filter
filterEgress netlink.Filter
ifName string
ifIndex int
ifMark uint32
rtIndex uint32
redirIp uint32
redirPort uint16
bpfPath string
}
func NewEBpfRedirect(ifName string, ifIndex int, ifMark uint32, routeIndex uint32, redirAddrPort netip.AddrPort) *EBpfRedirect {
return &EBpfRedirect{
ifName: ifName,
ifIndex: ifIndex,
ifMark: ifMark,
rtIndex: routeIndex,
redirIp: binary.BigEndian.Uint32(redirAddrPort.Addr().AsSlice()),
redirPort: redirAddrPort.Port(),
}
}
func (e *EBpfRedirect) Start() error {
if err := rlimit.RemoveMemlock(); err != nil {
return fmt.Errorf("remove memory lock: %w", err)
}
e.bpfPath = filepath.Join(C.BpfFSPath, e.ifName)
if err := os.MkdirAll(e.bpfPath, os.ModePerm); err != nil {
return fmt.Errorf("failed to create bpf fs subpath: %w", err)
}
var objs bpfObjects
if err := loadBpfObjects(&objs, &ebpf.CollectionOptions{
Maps: ebpf.MapOptions{
PinPath: e.bpfPath,
},
}); err != nil {
e.Close()
return fmt.Errorf("loading objects: %w", err)
}
e.objs = &objs
e.originMap = objs.bpfMaps.PairOriginalDstMap
if err := objs.bpfMaps.RedirParamsMap.Update(mapKey1, e.rtIndex, ebpf.UpdateAny); err != nil {
e.Close()
return fmt.Errorf("storing objects: %w", err)
}
if err := objs.bpfMaps.RedirParamsMap.Update(mapKey2, e.redirIp, ebpf.UpdateAny); err != nil {
e.Close()
return fmt.Errorf("storing objects: %w", err)
}
if err := objs.bpfMaps.RedirParamsMap.Update(mapKey3, uint32(e.redirPort), ebpf.UpdateAny); err != nil {
e.Close()
return fmt.Errorf("storing objects: %w", err)
}
attrs := netlink.QdiscAttrs{
LinkIndex: e.ifIndex,
Handle: netlink.MakeHandle(0xffff, 0),
Parent: netlink.HANDLE_CLSACT,
}
qdisc := &netlink.GenericQdisc{
QdiscAttrs: attrs,
QdiscType: "clsact",
}
e.qdisc = qdisc
if err := netlink.QdiscAdd(qdisc); err != nil {
if os.IsExist(err) {
_ = netlink.QdiscDel(qdisc)
err = netlink.QdiscAdd(qdisc)
}
if err != nil {
e.Close()
return fmt.Errorf("cannot add clsact qdisc: %w", err)
}
}
filterAttrs := netlink.FilterAttrs{
LinkIndex: e.ifIndex,
Parent: netlink.HANDLE_MIN_INGRESS,
Handle: netlink.MakeHandle(0, 1),
Protocol: unix.ETH_P_IP,
Priority: 0,
}
filter := &netlink.BpfFilter{
FilterAttrs: filterAttrs,
Fd: objs.bpfPrograms.TcRedirIngressFunc.FD(),
Name: "clash-redir-ingress-" + e.ifName,
DirectAction: true,
}
if err := netlink.FilterAdd(filter); err != nil {
e.Close()
return fmt.Errorf("cannot attach ebpf object to filter ingress: %w", err)
}
e.filter = filter
filterAttrsEgress := netlink.FilterAttrs{
LinkIndex: e.ifIndex,
Parent: netlink.HANDLE_MIN_EGRESS,
Handle: netlink.MakeHandle(0, 1),
Protocol: unix.ETH_P_IP,
Priority: 0,
}
filterEgress := &netlink.BpfFilter{
FilterAttrs: filterAttrsEgress,
Fd: objs.bpfPrograms.TcRedirEgressFunc.FD(),
Name: "clash-redir-egress-" + e.ifName,
DirectAction: true,
}
if err := netlink.FilterAdd(filterEgress); err != nil {
e.Close()
return fmt.Errorf("cannot attach ebpf object to filter egress: %w", err)
}
e.filterEgress = filterEgress
return nil
}
func (e *EBpfRedirect) Close() {
if e.filter != nil {
_ = netlink.FilterDel(e.filter)
}
if e.filterEgress != nil {
_ = netlink.FilterDel(e.filterEgress)
}
if e.qdisc != nil {
_ = netlink.QdiscDel(e.qdisc)
}
if e.objs != nil {
_ = e.objs.Close()
}
_ = os.Remove(filepath.Join(e.bpfPath, "redir_params_map"))
_ = os.Remove(filepath.Join(e.bpfPath, "pair_original_dst_map"))
}
func (e *EBpfRedirect) Lookup(srcAddrPort netip.AddrPort) (socks5.Addr, error) {
rAddr := srcAddrPort.Addr().Unmap()
if rAddr.Is6() {
return nil, fmt.Errorf("remote address is ipv6")
}
srcIp := binary.BigEndian.Uint32(rAddr.AsSlice())
scrPort := srcAddrPort.Port()
key := bpfRedirInfo{
Sip: byteorder.HostToNetwork32(srcIp),
Sport: byteorder.HostToNetwork16(scrPort),
Dip: byteorder.HostToNetwork32(e.redirIp),
Dport: byteorder.HostToNetwork16(e.redirPort),
}
origin := bpfOriginInfo{}
err := e.originMap.Lookup(key, &origin)
if err != nil {
return nil, err
}
addr := make([]byte, net.IPv4len+3)
addr[0] = socks5.AtypIPv4
binary.BigEndian.PutUint32(addr[1:1+net.IPv4len], byteorder.NetworkToHost32(origin.Ip)) // big end
binary.BigEndian.PutUint16(addr[1+net.IPv4len:3+net.IPv4len], byteorder.NetworkToHost16(origin.Port)) // big end
return addr, nil
}

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@ -1,138 +0,0 @@
// Code generated by bpf2go; DO NOT EDIT.
//go:build arm64be || armbe || mips || mips64 || mips64p32 || ppc64 || s390 || s390x || sparc || sparc64
// +build arm64be armbe mips mips64 mips64p32 ppc64 s390 s390x sparc sparc64
package redir
import (
"bytes"
_ "embed"
"fmt"
"io"
"github.com/cilium/ebpf"
)
type bpfOriginInfo struct {
Ip uint32
Port uint16
Pad uint16
}
type bpfRedirInfo struct {
Sip uint32
Dip uint32
Sport uint16
Dport uint16
}
// loadBpf returns the embedded CollectionSpec for bpf.
func loadBpf() (*ebpf.CollectionSpec, error) {
reader := bytes.NewReader(_BpfBytes)
spec, err := ebpf.LoadCollectionSpecFromReader(reader)
if err != nil {
return nil, fmt.Errorf("can't load bpf: %w", err)
}
return spec, err
}
// loadBpfObjects loads bpf and converts it into a struct.
//
// The following types are suitable as obj argument:
//
// *bpfObjects
// *bpfPrograms
// *bpfMaps
//
// See ebpf.CollectionSpec.LoadAndAssign documentation for details.
func loadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error {
spec, err := loadBpf()
if err != nil {
return err
}
return spec.LoadAndAssign(obj, opts)
}
// bpfSpecs contains maps and programs before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfSpecs struct {
bpfProgramSpecs
bpfMapSpecs
}
// bpfSpecs contains programs before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfProgramSpecs struct {
TcRedirEgressFunc *ebpf.ProgramSpec `ebpf:"tc_redir_egress_func"`
TcRedirIngressFunc *ebpf.ProgramSpec `ebpf:"tc_redir_ingress_func"`
}
// bpfMapSpecs contains maps before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfMapSpecs struct {
PairOriginalDstMap *ebpf.MapSpec `ebpf:"pair_original_dst_map"`
RedirParamsMap *ebpf.MapSpec `ebpf:"redir_params_map"`
}
// bpfObjects contains all objects after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfObjects struct {
bpfPrograms
bpfMaps
}
func (o *bpfObjects) Close() error {
return _BpfClose(
&o.bpfPrograms,
&o.bpfMaps,
)
}
// bpfMaps contains all maps after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfMaps struct {
PairOriginalDstMap *ebpf.Map `ebpf:"pair_original_dst_map"`
RedirParamsMap *ebpf.Map `ebpf:"redir_params_map"`
}
func (m *bpfMaps) Close() error {
return _BpfClose(
m.PairOriginalDstMap,
m.RedirParamsMap,
)
}
// bpfPrograms contains all programs after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfPrograms struct {
TcRedirEgressFunc *ebpf.Program `ebpf:"tc_redir_egress_func"`
TcRedirIngressFunc *ebpf.Program `ebpf:"tc_redir_ingress_func"`
}
func (p *bpfPrograms) Close() error {
return _BpfClose(
p.TcRedirEgressFunc,
p.TcRedirIngressFunc,
)
}
func _BpfClose(closers ...io.Closer) error {
for _, closer := range closers {
if err := closer.Close(); err != nil {
return err
}
}
return nil
}
// Do not access this directly.
//go:embed bpf_bpfeb.o
var _BpfBytes []byte

Binary file not shown.

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@ -1,138 +0,0 @@
// Code generated by bpf2go; DO NOT EDIT.
//go:build 386 || amd64 || amd64p32 || arm || arm64 || mips64le || mips64p32le || mipsle || ppc64le || riscv64
// +build 386 amd64 amd64p32 arm arm64 mips64le mips64p32le mipsle ppc64le riscv64
package redir
import (
"bytes"
_ "embed"
"fmt"
"io"
"github.com/cilium/ebpf"
)
type bpfOriginInfo struct {
Ip uint32
Port uint16
Pad uint16
}
type bpfRedirInfo struct {
Sip uint32
Dip uint32
Sport uint16
Dport uint16
}
// loadBpf returns the embedded CollectionSpec for bpf.
func loadBpf() (*ebpf.CollectionSpec, error) {
reader := bytes.NewReader(_BpfBytes)
spec, err := ebpf.LoadCollectionSpecFromReader(reader)
if err != nil {
return nil, fmt.Errorf("can't load bpf: %w", err)
}
return spec, err
}
// loadBpfObjects loads bpf and converts it into a struct.
//
// The following types are suitable as obj argument:
//
// *bpfObjects
// *bpfPrograms
// *bpfMaps
//
// See ebpf.CollectionSpec.LoadAndAssign documentation for details.
func loadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error {
spec, err := loadBpf()
if err != nil {
return err
}
return spec.LoadAndAssign(obj, opts)
}
// bpfSpecs contains maps and programs before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfSpecs struct {
bpfProgramSpecs
bpfMapSpecs
}
// bpfSpecs contains programs before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfProgramSpecs struct {
TcRedirEgressFunc *ebpf.ProgramSpec `ebpf:"tc_redir_egress_func"`
TcRedirIngressFunc *ebpf.ProgramSpec `ebpf:"tc_redir_ingress_func"`
}
// bpfMapSpecs contains maps before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfMapSpecs struct {
PairOriginalDstMap *ebpf.MapSpec `ebpf:"pair_original_dst_map"`
RedirParamsMap *ebpf.MapSpec `ebpf:"redir_params_map"`
}
// bpfObjects contains all objects after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfObjects struct {
bpfPrograms
bpfMaps
}
func (o *bpfObjects) Close() error {
return _BpfClose(
&o.bpfPrograms,
&o.bpfMaps,
)
}
// bpfMaps contains all maps after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfMaps struct {
PairOriginalDstMap *ebpf.Map `ebpf:"pair_original_dst_map"`
RedirParamsMap *ebpf.Map `ebpf:"redir_params_map"`
}
func (m *bpfMaps) Close() error {
return _BpfClose(
m.PairOriginalDstMap,
m.RedirParamsMap,
)
}
// bpfPrograms contains all programs after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfPrograms struct {
TcRedirEgressFunc *ebpf.Program `ebpf:"tc_redir_egress_func"`
TcRedirIngressFunc *ebpf.Program `ebpf:"tc_redir_ingress_func"`
}
func (p *bpfPrograms) Close() error {
return _BpfClose(
p.TcRedirEgressFunc,
p.TcRedirIngressFunc,
)
}
func _BpfClose(closers ...io.Closer) error {
for _, closer := range closers {
if err := closer.Close(); err != nil {
return err
}
}
return nil
}
// Do not access this directly.
//go:embed bpf_bpfel.o
var _BpfBytes []byte

Binary file not shown.

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@ -1,119 +0,0 @@
// Code generated by bpf2go; DO NOT EDIT.
//go:build arm64be || armbe || mips || mips64 || mips64p32 || ppc64 || s390 || s390x || sparc || sparc64
// +build arm64be armbe mips mips64 mips64p32 ppc64 s390 s390x sparc sparc64
package tc
import (
"bytes"
_ "embed"
"fmt"
"io"
"github.com/cilium/ebpf"
)
// loadBpf returns the embedded CollectionSpec for bpf.
func loadBpf() (*ebpf.CollectionSpec, error) {
reader := bytes.NewReader(_BpfBytes)
spec, err := ebpf.LoadCollectionSpecFromReader(reader)
if err != nil {
return nil, fmt.Errorf("can't load bpf: %w", err)
}
return spec, err
}
// loadBpfObjects loads bpf and converts it into a struct.
//
// The following types are suitable as obj argument:
//
// *bpfObjects
// *bpfPrograms
// *bpfMaps
//
// See ebpf.CollectionSpec.LoadAndAssign documentation for details.
func loadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error {
spec, err := loadBpf()
if err != nil {
return err
}
return spec.LoadAndAssign(obj, opts)
}
// bpfSpecs contains maps and programs before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfSpecs struct {
bpfProgramSpecs
bpfMapSpecs
}
// bpfSpecs contains programs before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfProgramSpecs struct {
TcTunFunc *ebpf.ProgramSpec `ebpf:"tc_tun_func"`
}
// bpfMapSpecs contains maps before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfMapSpecs struct {
TcParamsMap *ebpf.MapSpec `ebpf:"tc_params_map"`
}
// bpfObjects contains all objects after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfObjects struct {
bpfPrograms
bpfMaps
}
func (o *bpfObjects) Close() error {
return _BpfClose(
&o.bpfPrograms,
&o.bpfMaps,
)
}
// bpfMaps contains all maps after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfMaps struct {
TcParamsMap *ebpf.Map `ebpf:"tc_params_map"`
}
func (m *bpfMaps) Close() error {
return _BpfClose(
m.TcParamsMap,
)
}
// bpfPrograms contains all programs after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfPrograms struct {
TcTunFunc *ebpf.Program `ebpf:"tc_tun_func"`
}
func (p *bpfPrograms) Close() error {
return _BpfClose(
p.TcTunFunc,
)
}
func _BpfClose(closers ...io.Closer) error {
for _, closer := range closers {
if err := closer.Close(); err != nil {
return err
}
}
return nil
}
// Do not access this directly.
//go:embed bpf_bpfeb.o
var _BpfBytes []byte

Binary file not shown.

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@ -1,119 +0,0 @@
// Code generated by bpf2go; DO NOT EDIT.
//go:build 386 || amd64 || amd64p32 || arm || arm64 || mips64le || mips64p32le || mipsle || ppc64le || riscv64
// +build 386 amd64 amd64p32 arm arm64 mips64le mips64p32le mipsle ppc64le riscv64
package tc
import (
"bytes"
_ "embed"
"fmt"
"io"
"github.com/cilium/ebpf"
)
// loadBpf returns the embedded CollectionSpec for bpf.
func loadBpf() (*ebpf.CollectionSpec, error) {
reader := bytes.NewReader(_BpfBytes)
spec, err := ebpf.LoadCollectionSpecFromReader(reader)
if err != nil {
return nil, fmt.Errorf("can't load bpf: %w", err)
}
return spec, err
}
// loadBpfObjects loads bpf and converts it into a struct.
//
// The following types are suitable as obj argument:
//
// *bpfObjects
// *bpfPrograms
// *bpfMaps
//
// See ebpf.CollectionSpec.LoadAndAssign documentation for details.
func loadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error {
spec, err := loadBpf()
if err != nil {
return err
}
return spec.LoadAndAssign(obj, opts)
}
// bpfSpecs contains maps and programs before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfSpecs struct {
bpfProgramSpecs
bpfMapSpecs
}
// bpfSpecs contains programs before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfProgramSpecs struct {
TcTunFunc *ebpf.ProgramSpec `ebpf:"tc_tun_func"`
}
// bpfMapSpecs contains maps before they are loaded into the kernel.
//
// It can be passed ebpf.CollectionSpec.Assign.
type bpfMapSpecs struct {
TcParamsMap *ebpf.MapSpec `ebpf:"tc_params_map"`
}
// bpfObjects contains all objects after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfObjects struct {
bpfPrograms
bpfMaps
}
func (o *bpfObjects) Close() error {
return _BpfClose(
&o.bpfPrograms,
&o.bpfMaps,
)
}
// bpfMaps contains all maps after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfMaps struct {
TcParamsMap *ebpf.Map `ebpf:"tc_params_map"`
}
func (m *bpfMaps) Close() error {
return _BpfClose(
m.TcParamsMap,
)
}
// bpfPrograms contains all programs after they have been loaded into the kernel.
//
// It can be passed to loadBpfObjects or ebpf.CollectionSpec.LoadAndAssign.
type bpfPrograms struct {
TcTunFunc *ebpf.Program `ebpf:"tc_tun_func"`
}
func (p *bpfPrograms) Close() error {
return _BpfClose(
p.TcTunFunc,
)
}
func _BpfClose(closers ...io.Closer) error {
for _, closer := range closers {
if err := closer.Close(); err != nil {
return err
}
}
return nil
}
// Do not access this directly.
//go:embed bpf_bpfel.o
var _BpfBytes []byte

Binary file not shown.

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@ -1,147 +0,0 @@
//go:build linux
package tc
import (
"fmt"
"io"
"net/netip"
"os"
"path/filepath"
"github.com/cilium/ebpf"
"github.com/cilium/ebpf/rlimit"
"github.com/sagernet/netlink"
"golang.org/x/sys/unix"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/socks5"
)
//go:generate go run github.com/cilium/ebpf/cmd/bpf2go -cc $BPF_CLANG -cflags $BPF_CFLAGS bpf ../bpf/tc.c
const (
mapKey1 uint32 = 0
mapKey2 uint32 = 1
)
type EBpfTC struct {
objs io.Closer
qdisc netlink.Qdisc
filter netlink.Filter
ifName string
ifIndex int
ifMark uint32
tunIfIndex uint32
bpfPath string
}
func NewEBpfTc(ifName string, ifIndex int, ifMark uint32, tunIfIndex uint32) *EBpfTC {
return &EBpfTC{
ifName: ifName,
ifIndex: ifIndex,
ifMark: ifMark,
tunIfIndex: tunIfIndex,
}
}
func (e *EBpfTC) Start() error {
if err := rlimit.RemoveMemlock(); err != nil {
return fmt.Errorf("remove memory lock: %w", err)
}
e.bpfPath = filepath.Join(C.BpfFSPath, e.ifName)
if err := os.MkdirAll(e.bpfPath, os.ModePerm); err != nil {
return fmt.Errorf("failed to create bpf fs subpath: %w", err)
}
var objs bpfObjects
if err := loadBpfObjects(&objs, &ebpf.CollectionOptions{
Maps: ebpf.MapOptions{
PinPath: e.bpfPath,
},
}); err != nil {
e.Close()
return fmt.Errorf("loading objects: %w", err)
}
e.objs = &objs
if err := objs.bpfMaps.TcParamsMap.Update(mapKey1, e.ifMark, ebpf.UpdateAny); err != nil {
e.Close()
return fmt.Errorf("storing objects: %w", err)
}
if err := objs.bpfMaps.TcParamsMap.Update(mapKey2, e.tunIfIndex, ebpf.UpdateAny); err != nil {
e.Close()
return fmt.Errorf("storing objects: %w", err)
}
attrs := netlink.QdiscAttrs{
LinkIndex: e.ifIndex,
Handle: netlink.MakeHandle(0xffff, 0),
Parent: netlink.HANDLE_CLSACT,
}
qdisc := &netlink.GenericQdisc{
QdiscAttrs: attrs,
QdiscType: "clsact",
}
e.qdisc = qdisc
if err := netlink.QdiscAdd(qdisc); err != nil {
if os.IsExist(err) {
_ = netlink.QdiscDel(qdisc)
err = netlink.QdiscAdd(qdisc)
}
if err != nil {
e.Close()
return fmt.Errorf("cannot add clsact qdisc: %w", err)
}
}
filterAttrs := netlink.FilterAttrs{
LinkIndex: e.ifIndex,
Parent: netlink.HANDLE_MIN_EGRESS,
Handle: netlink.MakeHandle(0, 1),
Protocol: unix.ETH_P_ALL,
Priority: 1,
}
filter := &netlink.BpfFilter{
FilterAttrs: filterAttrs,
Fd: objs.bpfPrograms.TcTunFunc.FD(),
Name: "clash-tc-" + e.ifName,
DirectAction: true,
}
if err := netlink.FilterAdd(filter); err != nil {
e.Close()
return fmt.Errorf("cannot attach ebpf object to filter: %w", err)
}
e.filter = filter
return nil
}
func (e *EBpfTC) Close() {
if e.filter != nil {
_ = netlink.FilterDel(e.filter)
}
if e.qdisc != nil {
_ = netlink.QdiscDel(e.qdisc)
}
if e.objs != nil {
_ = e.objs.Close()
}
_ = os.Remove(filepath.Join(e.bpfPath, "tc_params_map"))
}
func (e *EBpfTC) Lookup(_ netip.AddrPort) (socks5.Addr, error) {
return nil, fmt.Errorf("not supported")
}

View File

@ -73,7 +73,7 @@ func (m *memoryStore) FlushFakeIP() error {
func newMemoryStore(size int) *memoryStore {
return &memoryStore{
cacheIP: cache.New[string, netip.Addr](cache.WithSize[string, netip.Addr](size)),
cacheHost: cache.New[netip.Addr, string](cache.WithSize[netip.Addr, string](size)),
cacheIP: cache.NewLRUCache[string, netip.Addr](cache.WithSize[string, netip.Addr](size)),
cacheHost: cache.NewLRUCache[netip.Addr, string](cache.WithSize[netip.Addr, string](size)),
}
}

View File

@ -3,7 +3,6 @@ package fakeip
import (
"errors"
"net/netip"
"strings"
"sync"
"github.com/Dreamacro/clash/common/nnip"
@ -27,7 +26,7 @@ type store interface {
FlushFakeIP() error
}
// Pool is an implementation about fake ip generator without storage
// Pool is a implementation about fake ip generator without storage
type Pool struct {
gateway netip.Addr
first netip.Addr
@ -35,7 +34,7 @@ type Pool struct {
offset netip.Addr
cycle bool
mux sync.Mutex
host *trie.DomainTrie[struct{}]
host *trie.DomainTrie[bool]
ipnet *netip.Prefix
store store
}
@ -44,9 +43,6 @@ type Pool struct {
func (p *Pool) Lookup(host string) netip.Addr {
p.mux.Lock()
defer p.mux.Unlock()
// RFC4343: DNS Case Insensitive, we SHOULD return result with all cases.
host = strings.ToLower(host)
if ip, exist := p.store.GetByHost(host); exist {
return ip
}
@ -154,7 +150,7 @@ func (p *Pool) restoreState() {
type Options struct {
IPNet *netip.Prefix
Host *trie.DomainTrie[struct{}]
Host *trie.DomainTrie[bool]
// Size sets the maximum number of entries in memory
// and does not work if Persistence is true
@ -170,7 +166,7 @@ func New(options Options) (*Pool, error) {
var (
hostAddr = options.IPNet.Masked().Addr()
gateway = hostAddr.Next()
first = gateway.Next().Next().Next() // default start with 198.18.0.4
first = gateway.Next().Next()
last = nnip.UnMasked(*options.IPNet)
)

View File

@ -62,16 +62,16 @@ func TestPool_Basic(t *testing.T) {
last := pool.Lookup("bar.com")
bar, exist := pool.LookBack(last)
assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
assert.True(t, pool.Lookup("foo.com") == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 5}))
assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 3}))
assert.True(t, pool.Lookup("foo.com") == netip.AddrFrom4([4]byte{192, 168, 0, 3}))
assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
assert.True(t, exist)
assert.Equal(t, bar, "bar.com")
assert.True(t, pool.Gateway() == netip.AddrFrom4([4]byte{192, 168, 0, 1}))
assert.True(t, pool.Broadcast() == netip.AddrFrom4([4]byte{192, 168, 0, 15}))
assert.Equal(t, pool.IPNet().String(), ipnet.String())
assert.True(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 5})))
assert.False(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 6})))
assert.True(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 4})))
assert.False(t, pool.Exist(netip.AddrFrom4([4]byte{192, 168, 0, 5})))
assert.False(t, pool.Exist(netip.MustParseAddr("::1")))
}
}
@ -90,41 +90,20 @@ func TestPool_BasicV6(t *testing.T) {
last := pool.Lookup("bar.com")
bar, exist := pool.LookBack(last)
assert.True(t, first == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
assert.True(t, pool.Lookup("foo.com") == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
assert.True(t, last == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805"))
assert.True(t, first == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8803"))
assert.True(t, pool.Lookup("foo.com") == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8803"))
assert.True(t, last == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804"))
assert.True(t, exist)
assert.Equal(t, bar, "bar.com")
assert.True(t, pool.Gateway() == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8801"))
assert.True(t, pool.Broadcast() == netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8bff"))
assert.Equal(t, pool.IPNet().String(), ipnet.String())
assert.True(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805")))
assert.False(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8806")))
assert.True(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8804")))
assert.False(t, pool.Exist(netip.MustParseAddr("2001:4860:4860:0000:0000:0000:0000:8805")))
assert.False(t, pool.Exist(netip.MustParseAddr("127.0.0.1")))
}
}
func TestPool_Case_Insensitive(t *testing.T) {
ipnet := netip.MustParsePrefix("192.168.0.1/29")
pools, tempfile, err := createPools(Options{
IPNet: &ipnet,
Size: 10,
})
assert.Nil(t, err)
defer os.Remove(tempfile)
for _, pool := range pools {
first := pool.Lookup("foo.com")
last := pool.Lookup("Foo.Com")
foo, exist := pool.LookBack(last)
assert.Equal(t, first, pool.Lookup("Foo.Com"))
assert.Equal(t, pool.Lookup("fOo.cOM"), first)
assert.True(t, exist)
assert.Equal(t, foo, "foo.com")
}
}
func TestPool_CycleUsed(t *testing.T) {
ipnet := netip.MustParsePrefix("192.168.0.16/28")
pools, tempfile, err := createPools(Options{
@ -137,7 +116,7 @@ func TestPool_CycleUsed(t *testing.T) {
for _, pool := range pools {
foo := pool.Lookup("foo.com")
bar := pool.Lookup("bar.com")
for i := 0; i < 9; i++ {
for i := 0; i < 10; i++ {
pool.Lookup(fmt.Sprintf("%d.com", i))
}
baz := pool.Lookup("baz.com")
@ -149,8 +128,8 @@ func TestPool_CycleUsed(t *testing.T) {
func TestPool_Skip(t *testing.T) {
ipnet := netip.MustParsePrefix("192.168.0.1/29")
tree := trie.New[struct{}]()
tree.Insert("example.com", struct{}{})
tree := trie.New[bool]()
tree.Insert("example.com", true)
pools, tempfile, err := createPools(Options{
IPNet: &ipnet,
Size: 10,
@ -219,8 +198,8 @@ func TestPool_Clone(t *testing.T) {
first := pool.Lookup("foo.com")
last := pool.Lookup("bar.com")
assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 5}))
assert.True(t, first == netip.AddrFrom4([4]byte{192, 168, 0, 3}))
assert.True(t, last == netip.AddrFrom4([4]byte{192, 168, 0, 4}))
newPool, _ := New(Options{
IPNet: &ipnet,

View File

@ -1,52 +0,0 @@
package geodata
import (
"fmt"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/log"
"io"
"net/http"
"os"
)
var initFlag bool
func InitGeoSite() error {
if _, err := os.Stat(C.Path.GeoSite()); os.IsNotExist(err) {
log.Infoln("Can't find GeoSite.dat, start download")
if err := downloadGeoSite(C.Path.GeoSite()); err != nil {
return fmt.Errorf("can't download GeoSite.dat: %s", err.Error())
}
log.Infoln("Download GeoSite.dat finish")
}
if !initFlag {
if err := Verify(C.GeositeName); err != nil {
log.Warnln("GeoSite.dat invalid, remove and download: %s", err)
if err := os.Remove(C.Path.GeoSite()); err != nil {
return fmt.Errorf("can't remove invalid GeoSite.dat: %s", err.Error())
}
if err := downloadGeoSite(C.Path.GeoSite()); err != nil {
return fmt.Errorf("can't download GeoSite.dat: %s", err.Error())
}
}
initFlag = true
}
return nil
}
func downloadGeoSite(path string) (err error) {
resp, err := http.Get(C.GeoSiteUrl)
if err != nil {
return
}
defer resp.Body.Close()
f, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, 0o644)
if err != nil {
return err
}
defer f.Close()
_, err = io.Copy(f, resp.Body)
return err
}

View File

@ -2,8 +2,8 @@ package http
import (
"context"
"github.com/Dreamacro/clash/component/tls"
"github.com/Dreamacro/clash/listener/inner"
"github.com/Dreamacro/clash/log"
"io"
"net"
"net/http"
@ -52,10 +52,10 @@ func HttpRequest(ctx context.Context, url, method string, header map[string][]st
TLSHandshakeTimeout: 10 * time.Second,
ExpectContinueTimeout: 1 * time.Second,
DialContext: func(ctx context.Context, network, address string) (net.Conn, error) {
log.Infoln(urlRes.String())
conn := inner.HandleTcp(address, urlRes.Hostname())
return conn, nil
},
TLSClientConfig: tls.GetDefaultTLSConfig(),
}
client := http.Client{Transport: transport}

69
component/js/function.go Normal file
View File

@ -0,0 +1,69 @@
//go:build !no_script
package js
import (
"github.com/Dreamacro/clash/component/resolver"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/log"
"github.com/dop251/goja"
"github.com/dop251/goja_nodejs/require"
"net/netip"
)
type Context struct {
runtime *goja.Runtime
}
func (c *Context) Resolve(host string, dnsType C.DnsType) []string {
var ips []string
var ipAddrs []netip.Addr
var err error
switch dnsType {
case C.IPv4:
ipAddrs, err = resolver.ResolveAllIPv4(host)
case C.IPv6:
ipAddrs, err = resolver.ResolveAllIPv6(host)
case C.All:
ipAddrs, err = resolver.ResolveAllIP(host)
}
if err != nil {
log.Errorln("Script resolve %s failed, error: %v", host, err)
return ips
}
for _, addr := range ipAddrs {
ips = append(ips, addr.String())
}
return ips
}
func newContext() require.ModuleLoader {
return func(runtime *goja.Runtime, object *goja.Object) {
ctx := Context{
runtime: runtime,
}
o := object.Get("exports").(*goja.Object)
o.Set("resolve", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return runtime.ToValue([]string{})
}
host := call.Argument(0).String()
dnsType := C.IPv4
if len(call.Arguments) == 2 {
dnsType = int(call.Argument(1).ToInteger())
}
ips := ctx.Resolve(host, C.DnsType(dnsType))
return runtime.ToValue(ips)
})
}
}
func enable(rt *goja.Runtime) {
rt.Set("context", require.Require(rt, "context"))
}

60
component/js/js.go Normal file
View File

@ -0,0 +1,60 @@
//go:build !no_script
package js
import (
"github.com/Dreamacro/clash/log"
"github.com/dop251/goja"
"github.com/dop251/goja_nodejs/console"
"github.com/dop251/goja_nodejs/eventloop"
"github.com/dop251/goja_nodejs/require"
)
func init() {
logPrinter := console.RequireWithPrinter(&JsLog{})
require.RegisterNativeModule("console", logPrinter)
contextFuncLoader := newContext()
require.RegisterNativeModule("context", contextFuncLoader)
}
func preSetting(rt *goja.Runtime) {
registry := new(require.Registry)
registry.Enable(rt)
console.Enable(rt)
enable(rt)
eventloop.EnableConsole(true)
}
func getLoop() *eventloop.EventLoop {
loop := eventloop.NewEventLoop(func(loop *eventloop.EventLoop) {
loop.Run(func(runtime *goja.Runtime) {
preSetting(runtime)
})
})
return loop
}
func compiler(name, code string) (*goja.Program, error) {
return goja.Compile(name, code, false)
}
func run(loop *eventloop.EventLoop, program *goja.Program, args map[string]any, callback func(any, error)) {
loop.Run(func(runtime *goja.Runtime) {
for k, v := range args {
runtime.SetFieldNameMapper(goja.TagFieldNameMapper("json", true))
err := runtime.Set(k, v)
if err != nil {
log.Errorln("Args to script failed, %s", err.Error())
}
}
v, err := runtime.RunProgram(program)
if v == nil {
callback(nil, err)
} else {
callback(v.Export(), err)
}
})
}

20
component/js/log.go Normal file
View File

@ -0,0 +1,20 @@
//go:build !no_script
package js
import "github.com/Dreamacro/clash/log"
type JsLog struct {
}
func (j JsLog) Log(s string) {
log.Infoln("[JS] %s", s)
}
func (j JsLog) Warn(s string) {
log.Warnln("[JS] %s", s)
}
func (j JsLog) Error(s string) {
log.Errorln("[JS] %s", s)
}

34
component/js/script.go Normal file
View File

@ -0,0 +1,34 @@
//go:build !no_script
package js
import (
"github.com/dop251/goja"
"sync"
)
var JS sync.Map
var mux sync.Mutex
func NewJS(name, code string) error {
program, err := compiler(name, code)
if err != nil {
return err
}
if _, ok := JS.Load(name); !ok {
mux.Lock()
defer mux.Unlock()
if _, ok := JS.Load(name); !ok {
JS.Store(name, program)
}
}
return nil
}
func Run(name string, args map[string]any, callback func(any, error)) {
if value, ok := JS.Load(name); ok {
run(getLoop(), value.(*goja.Program), args, callback)
}
}

View File

@ -0,0 +1,12 @@
//go:build no_script
package js
import "fmt"
func NewJS(name, code string) error {
fmt.Errorf("unsupported script on the build")
}
func Run(name string, args map[string]any, callback func(any, error)) {
}

View File

@ -2,6 +2,9 @@ package process
import (
"errors"
"github.com/Dreamacro/clash/common/nnip"
C "github.com/Dreamacro/clash/constant"
"net"
"net/netip"
)
@ -9,6 +12,8 @@ var (
ErrInvalidNetwork = errors.New("invalid network")
ErrPlatformNotSupport = errors.New("not support on this platform")
ErrNotFound = errors.New("process not found")
enableFindProcess = true
)
const (
@ -16,14 +21,66 @@ const (
UDP = "udp"
)
func FindProcessName(network string, srcIP netip.Addr, srcPort int) (*uint32, string, error) {
func EnableFindProcess(e bool) {
enableFindProcess = e
}
func FindProcessName(network string, srcIP netip.Addr, srcPort int) (int32, string, error) {
return findProcessName(network, srcIP, srcPort)
}
func FindUid(network string, srcIP netip.Addr, srcPort int) (*uint32, error) {
func FindUid(network string, srcIP netip.Addr, srcPort int) (int32, error) {
_, uid, err := resolveSocketByNetlink(network, srcIP, srcPort)
if err != nil {
return nil, err
return -1, err
}
return &uid, nil
return uid, nil
}
func ShouldFindProcess(metadata *C.Metadata) bool {
if !enableFindProcess ||
metadata.Process != "" ||
metadata.ProcessPath != "" {
return false
}
for _, ip := range localIPs {
if ip == metadata.SrcIP {
return true
}
}
return false
}
func AppendLocalIPs(ip ...netip.Addr) {
localIPs = append(ip, localIPs...)
}
func getLocalIPs() []netip.Addr {
ips := []netip.Addr{netip.IPv4Unspecified(), netip.IPv6Unspecified()}
netInterfaces, err := net.Interfaces()
if err != nil {
ips = append(ips, netip.AddrFrom4([4]byte{127, 0, 0, 1}), nnip.IpToAddr(net.IPv6loopback))
return ips
}
for i := 0; i < len(netInterfaces); i++ {
if (netInterfaces[i].Flags & net.FlagUp) != 0 {
adds, _ := netInterfaces[i].Addrs()
for _, address := range adds {
if ipNet, ok := address.(*net.IPNet); ok {
ips = append(ips, nnip.IpToAddr(ipNet.IP))
}
}
}
}
return ips
}
var localIPs []netip.Addr
func init() {
localIPs = getLocalIPs()
}

View File

@ -3,11 +3,11 @@ package process
import (
"encoding/binary"
"net/netip"
"strconv"
"strings"
"syscall"
"unsafe"
"github.com/Dreamacro/clash/common/nnip"
"golang.org/x/sys/unix"
)
@ -17,27 +17,11 @@ const (
proccallnumpidinfo = 0x2
)
var structSize = func() int {
value, _ := syscall.Sysctl("kern.osrelease")
major, _, _ := strings.Cut(value, ".")
n, _ := strconv.ParseInt(major, 10, 64)
switch true {
case n >= 22:
return 408
default:
// from darwin-xnu/bsd/netinet/in_pcblist.c:get_pcblist_n
// size/offset are round up (aligned) to 8 bytes in darwin
// rup8(sizeof(xinpcb_n)) + rup8(sizeof(xsocket_n)) +
// 2 * rup8(sizeof(xsockbuf_n)) + rup8(sizeof(xsockstat_n))
return 384
}
}()
func resolveSocketByNetlink(network string, ip netip.Addr, srcPort int) (uint32, uint32, error) {
func resolveSocketByNetlink(network string, ip netip.Addr, srcPort int) (int32, int32, error) {
return 0, 0, ErrPlatformNotSupport
}
func findProcessName(network string, ip netip.Addr, port int) (*uint32, string, error) {
func findProcessName(network string, ip netip.Addr, port int) (int32, string, error) {
var spath string
switch network {
case TCP:
@ -45,24 +29,27 @@ func findProcessName(network string, ip netip.Addr, port int) (*uint32, string,
case UDP:
spath = "net.inet.udp.pcblist_n"
default:
return nil, "", ErrInvalidNetwork
return -1, "", ErrInvalidNetwork
}
isIPv4 := ip.Is4()
value, err := syscall.Sysctl(spath)
if err != nil {
return nil, "", err
return -1, "", err
}
buf := []byte(value)
itemSize := structSize
// from darwin-xnu/bsd/netinet/in_pcblist.c:get_pcblist_n
// size/offset are round up (aligned) to 8 bytes in darwin
// rup8(sizeof(xinpcb_n)) + rup8(sizeof(xsocket_n)) +
// 2 * rup8(sizeof(xsockbuf_n)) + rup8(sizeof(xsockstat_n))
itemSize := 384
if network == TCP {
// rup8(sizeof(xtcpcb_n))
itemSize += 208
}
var fallbackUDPProcess string
// skip the first xinpgen(24 bytes) block
for i := 24; i+itemSize <= len(buf); i += itemSize {
// offset of xinpcb_n and xsocket_n
@ -76,40 +63,29 @@ func findProcessName(network string, ip netip.Addr, port int) (*uint32, string,
// xinpcb_n.inp_vflag
flag := buf[inp+44]
var (
srcIP netip.Addr
srcIsIPv4 bool
)
var srcIP netip.Addr
switch {
case flag&0x1 > 0 && isIPv4:
// ipv4
srcIP, _ = netip.AddrFromSlice(buf[inp+76 : inp+80])
srcIsIPv4 = true
srcIP = nnip.IpToAddr(buf[inp+76 : inp+80])
case flag&0x2 > 0 && !isIPv4:
// ipv6
srcIP, _ = netip.AddrFromSlice(buf[inp+64 : inp+80])
srcIP = nnip.IpToAddr(buf[inp+64 : inp+80])
default:
continue
}
if ip == srcIP {
// xsocket_n.so_last_pid
pid := readNativeUint32(buf[so+68 : so+72])
pp, err := getExecPathFromPID(pid)
return nil, pp, err
if ip != srcIP && (network == TCP || !srcIP.IsUnspecified()) {
continue
}
// udp packet connection may be not equal with srcIP
if network == UDP && srcIP.IsUnspecified() && isIPv4 == srcIsIPv4 {
fallbackUDPProcess, _ = getExecPathFromPID(readNativeUint32(buf[so+68 : so+72]))
}
// xsocket_n.so_last_pid
pid := readNativeUint32(buf[so+68 : so+72])
pp, err := getExecPathFromPID(pid)
return -1, pp, err
}
if network == UDP && fallbackUDPProcess != "" {
return nil, fallbackUDPProcess, nil
}
return nil, "", ErrNotFound
return -1, "", ErrNotFound
}
func getExecPathFromPID(pid uint32) (string, error) {

View File

@ -21,11 +21,11 @@ var (
once sync.Once
)
func resolveSocketByNetlink(network string, ip netip.Addr, srcPort int) (uint32, uint32, error) {
func resolveSocketByNetlink(network string, ip netip.Addr, srcPort int) (int32, int32, error) {
return 0, 0, ErrPlatformNotSupport
}
func findProcessName(network string, ip netip.Addr, srcPort int) (*uint32, string, error) {
func findProcessName(network string, ip netip.Addr, srcPort int) (int32, string, error) {
once.Do(func() {
if err := initSearcher(); err != nil {
log.Errorln("Initialize PROCESS-NAME failed: %s", err.Error())
@ -35,7 +35,7 @@ func findProcessName(network string, ip netip.Addr, srcPort int) (*uint32, strin
})
if defaultSearcher == nil {
return nil, "", ErrPlatformNotSupport
return -1, "", ErrPlatformNotSupport
}
var spath string
@ -46,22 +46,22 @@ func findProcessName(network string, ip netip.Addr, srcPort int) (*uint32, strin
case UDP:
spath = "net.inet.udp.pcblist"
default:
return nil, "", ErrInvalidNetwork
return -1, "", ErrInvalidNetwork
}
value, err := syscall.Sysctl(spath)
if err != nil {
return nil, "", err
return -1, "", err
}
buf := []byte(value)
pid, err := defaultSearcher.Search(buf, ip, uint16(srcPort), isTCP)
if err != nil {
return nil, "", err
return -1, "", err
}
pp, err := getExecPathFromPID(pid)
return nil, pp, err
return -1, pp, err
}
func getExecPathFromPID(pid uint32) (string, error) {

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