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xtcp: wrap yamux on kcp connections

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This commit is contained in:
fatedier 2019-03-05 11:18:17 +08:00
parent ba45d29b7c
commit 3df27b9c04
2 changed files with 36 additions and 2 deletions
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19
client/proxy/proxy.go
View File

@ -18,6 +18,7 @@ import (
"bytes"
"fmt"
"io"
"io/ioutil"
"net"
"sync"
"time"
@ -33,6 +34,7 @@ import (
"github.com/fatedier/golib/errors"
frpIo "github.com/fatedier/golib/io"
"github.com/fatedier/golib/pool"
fmux "github.com/hashicorp/yamux"
)
// Proxy defines how to handle work connections for different proxy type.
@ -302,8 +304,23 @@ func (pxy *XtcpProxy) InWorkConn(conn frpNet.Conn) {
return
}
fmuxCfg := fmux.DefaultConfig()
fmuxCfg.KeepAliveInterval = 5 * time.Second
fmuxCfg.LogOutput = ioutil.Discard
sess, err := fmux.Server(kcpConn, fmuxCfg)
if err != nil {
pxy.Error("create yamux server from kcp connection error: %v", err)
return
}
defer sess.Close()
muxConn, err := sess.Accept()
if err != nil {
pxy.Error("accept for yamux connection error: %v", err)
return
}
HandleTcpWorkConnection(&pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf,
frpNet.WrapConn(kcpConn), []byte(pxy.cfg.Sk))
frpNet.WrapConn(muxConn), []byte(pxy.cfg.Sk))
}
// UDP

19
client/visitor.go
View File

@ -18,6 +18,7 @@ import (
"bytes"
"fmt"
"io"
"io/ioutil"
"net"
"strconv"
"strings"
@ -35,6 +36,7 @@ import (
frpIo "github.com/fatedier/golib/io"
"github.com/fatedier/golib/pool"
fmux "github.com/hashicorp/yamux"
)
// Visitor is used for forward traffics from local port tot remote service.
@ -316,7 +318,22 @@ func (sv *XtcpVisitor) handleConn(userConn frpNet.Conn) {
remote = frpIo.WithCompression(remote)
}
frpIo.Join(userConn, remote)
fmuxCfg := fmux.DefaultConfig()
fmuxCfg.KeepAliveInterval = 5 * time.Second
fmuxCfg.LogOutput = ioutil.Discard
sess, err := fmux.Client(remote, fmuxCfg)
if err != nil {
sv.Error("create yamux session error: %v", err)
return
}
defer sess.Close()
muxConn, err := sess.Open()
if err != nil {
sv.Error("open yamux stream error: %v", err)
return
}
frpIo.Join(userConn, muxConn)
sv.Debug("join connections closed")
}