Improve: config convergent and add log-level

proxy/http/http.go

@@ -1,77 +0,0 @@
-package http
-
-import (
-	"io"
-	"net"
-	"net/http"
-	"time"
-
-	C "github.com/Dreamacro/clash/constant"
-)
-
-type HttpAdapter struct {
-	addr *C.Addr
-	r    *http.Request
-	w    http.ResponseWriter
-	done chan struct{}
-}
-
-func (h *HttpAdapter) Close() {
-	h.done <- struct{}{}
-}
-
-func (h *HttpAdapter) Addr() *C.Addr {
-	return h.addr
-}
-
-func (h *HttpAdapter) Connect(proxy C.ProxyAdapter) {
-	req := http.Transport{
-		Dial: func(string, string) (net.Conn, error) {
-			return proxy.Conn(), nil
-		},
-		// from http.DefaultTransport
-		MaxIdleConns:          100,
-		IdleConnTimeout:       90 * time.Second,
-		ExpectContinueTimeout: 1 * time.Second,
-	}
-	resp, err := req.RoundTrip(h.r)
-	if err != nil {
-		return
-	}
-	defer resp.Body.Close()
-
-	header := h.w.Header()
-	for k, vv := range resp.Header {
-		for _, v := range vv {
-			header.Add(k, v)
-		}
-	}
-	h.w.WriteHeader(resp.StatusCode)
-	var writer io.Writer = h.w
-	if len(resp.TransferEncoding) > 0 && resp.TransferEncoding[0] == "chunked" {
-		writer = ChunkWriter{Writer: h.w}
-	}
-	io.Copy(writer, resp.Body)
-}
-
-type ChunkWriter struct {
-	io.Writer
-}
-
-func (cw ChunkWriter) Write(b []byte) (int, error) {
-	n, err := cw.Writer.Write(b)
-	if err == nil {
-		cw.Writer.(http.Flusher).Flush()
-	}
-	return n, err
-}
-
-func NewHttp(host string, w http.ResponseWriter, r *http.Request) (*HttpAdapter, chan struct{}) {
-	done := make(chan struct{})
-	return &HttpAdapter{
-		addr: parseHttpAddr(host),
-		r:    r,
-		w:    w,
-		done: done,
-	}, done
-}

proxy/http/https.go

@@ -1,35 +0,0 @@
-package http
-
-import (
-	"bufio"
-	"io"
-	"net"
-
-	C "github.com/Dreamacro/clash/constant"
-)
-
-type HttpsAdapter struct {
-	addr *C.Addr
-	conn net.Conn
-	rw   *bufio.ReadWriter
-}
-
-func (h *HttpsAdapter) Close() {
-	h.conn.Close()
-}
-
-func (h *HttpsAdapter) Addr() *C.Addr {
-	return h.addr
-}
-
-func (h *HttpsAdapter) Connect(proxy C.ProxyAdapter) {
-	go io.Copy(h.conn, proxy.ReadWriter())
-	io.Copy(proxy.ReadWriter(), h.conn)
-}
-
-func NewHttps(host string, conn net.Conn) *HttpsAdapter {
-	return &HttpsAdapter{
-		addr: parseHttpAddr(host),
-		conn: conn,
-	}
-}

proxy/http/server.go

@@ -6,15 +6,15 @@ import (
 	"net/http"
 	"strings"
 
+	"github.com/Dreamacro/clash/adapters/local"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/tunnel"
 
-	"github.com/riobard/go-shadowsocks2/socks"
 	log "github.com/sirupsen/logrus"
 )
 
 var (
-	tun = tunnel.GetInstance()
+	tun = tunnel.Instance()
 )
 
 func NewHttpProxy(addr string) (*C.ProxySignal, error) {
@@ -61,7 +61,7 @@ func handleHTTP(w http.ResponseWriter, r *http.Request) {
 	if !strings.Contains(addr, ":") {
 		addr += ":80"
 	}
-	req, done := NewHttp(addr, w, r)
+	req, done := adapters.NewHttp(addr, w, r)
 	tun.Add(req)
 	<-done
 }
@@ -77,33 +77,5 @@ func handleTunneling(w http.ResponseWriter, r *http.Request) {
 	}
 	// w.WriteHeader(http.StatusOK) doesn't works in Safari
 	conn.Write([]byte("HTTP/1.1 200 OK\r\n\r\n"))
-	tun.Add(NewHttps(r.Host, conn))
-}
-
-func parseHttpAddr(target string) *C.Addr {
-	host, port, _ := net.SplitHostPort(target)
-	ipAddr, err := net.ResolveIPAddr("ip", host)
-	var resolveIP *net.IP
-	if err == nil {
-		resolveIP = &ipAddr.IP
-	}
-
-	var addType int
-	ip := net.ParseIP(host)
-	switch {
-	case ip == nil:
-		addType = socks.AtypDomainName
-	case ip.To4() == nil:
-		addType = socks.AtypIPv6
-	default:
-		addType = socks.AtypIPv4
-	}
-
-	return &C.Addr{
-		NetWork:  C.TCP,
-		AddrType: addType,
-		Host:     host,
-		IP:       resolveIP,
-		Port:     port,
-	}
+	tun.Add(adapters.NewHttps(r.Host, conn))
 }