history-museum/Clash.Meta
Archived
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Refactor: metadata use netip.Addr

Browse Source
This commit is contained in:
yaling888
2022-04-20 01:52:51 +08:00
committed by adlyq
parent 6c4791480e
commit 7ca1a03d73
45 changed files with 374 additions and 346 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
component/process/process_linux.go
View File

@ -5,6 +5,7 @@ import (
"encoding/binary"
"fmt"
"net"
"net/netip"
"os"
"path"
"strings"
@ -31,7 +32,7 @@ const (
pathProc = "/proc"
)
func findProcessName(network string, ip net.IP, srcPort int) (string, error) {
func findProcessName(network string, ip netip.Addr, srcPort int) (string, error) {
inode, uid, err := resolveSocketByNetlink(network, ip, srcPort)
if err != nil {
return "", err
@ -40,7 +41,7 @@ func findProcessName(network string, ip net.IP, srcPort int) (string, error) {
return resolveProcessNameByProcSearch(inode, uid)
}
func resolveSocketByNetlink(network string, ip net.IP, srcPort int) (int32, int32, error) {
func resolveSocketByNetlink(network string, ip netip.Addr, srcPort int) (int32, int32, error) {
var family byte
var protocol byte
@ -53,7 +54,7 @@ func resolveSocketByNetlink(network string, ip net.IP, srcPort int) (int32, int3
return 0, 0, ErrInvalidNetwork
}
if ip.To4() != nil {
if ip.Is4() {
family = syscall.AF_INET
} else {
family = syscall.AF_INET6
@ -65,10 +66,12 @@ func resolveSocketByNetlink(network string, ip net.IP, srcPort int) (int32, int3
if err != nil {
return 0, 0, fmt.Errorf("dial netlink: %w", err)
}
defer syscall.Close(socket)
defer func() {
_ = syscall.Close(socket)
}()
syscall.SetsockoptTimeval(socket, syscall.SOL_SOCKET, syscall.SO_SNDTIMEO, &syscall.Timeval{Usec: 100})
syscall.SetsockoptTimeval(socket, syscall.SOL_SOCKET, syscall.SO_RCVTIMEO, &syscall.Timeval{Usec: 100})
_ = syscall.SetsockoptTimeval(socket, syscall.SOL_SOCKET, syscall.SO_SNDTIMEO, &syscall.Timeval{Usec: 100})
_ = syscall.SetsockoptTimeval(socket, syscall.SOL_SOCKET, syscall.SO_RCVTIMEO, &syscall.Timeval{Usec: 100})
if err := syscall.Connect(socket, &syscall.SockaddrNetlink{
Family: syscall.AF_NETLINK,
@ -84,7 +87,9 @@ func resolveSocketByNetlink(network string, ip net.IP, srcPort int) (int32, int3
}
rb := pool.Get(pool.RelayBufferSize)
defer pool.Put(rb)
defer func() {
_ = pool.Put(rb)
}()
n, err := syscall.Read(socket, rb)
if err != nil {
@ -111,14 +116,10 @@ func resolveSocketByNetlink(network string, ip net.IP, srcPort int) (int32, int3
return inode, uid, nil
}
func packSocketDiagRequest(family, protocol byte, source net.IP, sourcePort uint16) []byte {
func packSocketDiagRequest(family, protocol byte, source netip.Addr, sourcePort uint16) []byte {
s := make([]byte, 16)
if v4 := source.To4(); v4 != nil {
copy(s, v4)
} else {
copy(s, source)
}
copy(s, source.AsSlice())
buf := make([]byte, sizeOfSocketDiagRequest)