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ssproxy.go
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ssproxy.go
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package main
import (
"github.com/ccsexyz/shadowsocks-go/internal/utils"
ss "github.com/ccsexyz/shadowsocks-go/shadowsocks"
)
func RunSSProxyServer(c *ss.Config) {
RunTCPServer(c.Localaddr, c, ss.ListenSS, ssproxyHandler)
}
func ssproxyHandler(conn ss.Conn, c *ss.Config) {
defer conn.Close()
C, err := ss.GetSsConn(conn)
if err != nil {
c.LogD(err)
}
target := GetDstOfConn(conn)
if len(target) == 0 {
c.LogD("target length is 0")
return
}
buf := utils.GetBuf(1024)
n, err := conn.Read(buf)
if err != nil {
c.Log(err)
utils.PutBuf(buf)
return
}
rconn, err := ss.DialSSWithOptions(&ss.DialOptions{
Target: target,
C: c,
Data: buf[:n],
})
utils.PutBuf(buf)
if err != nil {
c.Log(err)
return
}
defer rconn.Close()
if C != nil {
C.Xu0s() // FIXME
}
c.Log("proxy", target, "from", conn.RemoteAddr(), "->", conn.LocalAddr(),
"to", rconn.LocalAddr(), "->", rconn.RemoteAddr())
// lim, err := ss.GetLimitConn(conn)
// if err == nil {
// defer func() {
// for _, v := range lim.Rlimiters {
// c.Log("read", v.GetTotalBytes(), "bytes")
// }
// for _, v := range lim.Wlimiters {
// c.Log("write", v.GetTotalBytes(), "bytes")
// }
// }()
// }
if c.LogHTTP {
conn = ss.NewHttpLogConn(conn, c)
}
ss.Pipe(conn, rconn, c)
}