fix by golint (#1822)

This commit is contained in:
fatedier
2020-05-24 17:48:37 +08:00
committed by GitHub
parent 2170c481ce
commit 8b75b8b837
80 changed files with 1315 additions and 1324 deletions

View File

@ -67,43 +67,43 @@ func NewProxy(ctx context.Context, pxyConf config.ProxyConf, clientCfg config.Cl
ctx: ctx,
}
switch cfg := pxyConf.(type) {
case *config.TcpProxyConf:
pxy = &TcpProxy{
case *config.TCPProxyConf:
pxy = &TCPProxy{
BaseProxy: &baseProxy,
cfg: cfg,
}
case *config.TcpMuxProxyConf:
pxy = &TcpMuxProxy{
case *config.TCPMuxProxyConf:
pxy = &TCPMuxProxy{
BaseProxy: &baseProxy,
cfg: cfg,
}
case *config.UdpProxyConf:
pxy = &UdpProxy{
case *config.UDPProxyConf:
pxy = &UDPProxy{
BaseProxy: &baseProxy,
cfg: cfg,
}
case *config.HttpProxyConf:
pxy = &HttpProxy{
case *config.HTTPProxyConf:
pxy = &HTTPProxy{
BaseProxy: &baseProxy,
cfg: cfg,
}
case *config.HttpsProxyConf:
pxy = &HttpsProxy{
case *config.HTTPSProxyConf:
pxy = &HTTPSProxy{
BaseProxy: &baseProxy,
cfg: cfg,
}
case *config.StcpProxyConf:
pxy = &StcpProxy{
case *config.STCPProxyConf:
pxy = &STCPProxy{
BaseProxy: &baseProxy,
cfg: cfg,
}
case *config.XtcpProxyConf:
pxy = &XtcpProxy{
case *config.XTCPProxyConf:
pxy = &XTCPProxy{
BaseProxy: &baseProxy,
cfg: cfg,
}
case *config.SudpProxyConf:
pxy = &SudpProxy{
case *config.SUDPProxyConf:
pxy = &SUDPProxy{
BaseProxy: &baseProxy,
cfg: cfg,
closeCh: make(chan struct{}),
@ -124,14 +124,14 @@ type BaseProxy struct {
}
// TCP
type TcpProxy struct {
type TCPProxy struct {
*BaseProxy
cfg *config.TcpProxyConf
cfg *config.TCPProxyConf
proxyPlugin plugin.Plugin
}
func (pxy *TcpProxy) Run() (err error) {
func (pxy *TCPProxy) Run() (err error) {
if pxy.cfg.Plugin != "" {
pxy.proxyPlugin, err = plugin.Create(pxy.cfg.Plugin, pxy.cfg.PluginParams)
if err != nil {
@ -141,26 +141,26 @@ func (pxy *TcpProxy) Run() (err error) {
return
}
func (pxy *TcpProxy) Close() {
func (pxy *TCPProxy) Close() {
if pxy.proxyPlugin != nil {
pxy.proxyPlugin.Close()
}
}
func (pxy *TcpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTcpWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
func (pxy *TCPProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTCPWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
conn, []byte(pxy.clientCfg.Token), m)
}
// TCP Multiplexer
type TcpMuxProxy struct {
type TCPMuxProxy struct {
*BaseProxy
cfg *config.TcpMuxProxyConf
cfg *config.TCPMuxProxyConf
proxyPlugin plugin.Plugin
}
func (pxy *TcpMuxProxy) Run() (err error) {
func (pxy *TCPMuxProxy) Run() (err error) {
if pxy.cfg.Plugin != "" {
pxy.proxyPlugin, err = plugin.Create(pxy.cfg.Plugin, pxy.cfg.PluginParams)
if err != nil {
@ -170,26 +170,26 @@ func (pxy *TcpMuxProxy) Run() (err error) {
return
}
func (pxy *TcpMuxProxy) Close() {
func (pxy *TCPMuxProxy) Close() {
if pxy.proxyPlugin != nil {
pxy.proxyPlugin.Close()
}
}
func (pxy *TcpMuxProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTcpWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
func (pxy *TCPMuxProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTCPWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
conn, []byte(pxy.clientCfg.Token), m)
}
// HTTP
type HttpProxy struct {
type HTTPProxy struct {
*BaseProxy
cfg *config.HttpProxyConf
cfg *config.HTTPProxyConf
proxyPlugin plugin.Plugin
}
func (pxy *HttpProxy) Run() (err error) {
func (pxy *HTTPProxy) Run() (err error) {
if pxy.cfg.Plugin != "" {
pxy.proxyPlugin, err = plugin.Create(pxy.cfg.Plugin, pxy.cfg.PluginParams)
if err != nil {
@ -199,26 +199,26 @@ func (pxy *HttpProxy) Run() (err error) {
return
}
func (pxy *HttpProxy) Close() {
func (pxy *HTTPProxy) Close() {
if pxy.proxyPlugin != nil {
pxy.proxyPlugin.Close()
}
}
func (pxy *HttpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTcpWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
func (pxy *HTTPProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTCPWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
conn, []byte(pxy.clientCfg.Token), m)
}
// HTTPS
type HttpsProxy struct {
type HTTPSProxy struct {
*BaseProxy
cfg *config.HttpsProxyConf
cfg *config.HTTPSProxyConf
proxyPlugin plugin.Plugin
}
func (pxy *HttpsProxy) Run() (err error) {
func (pxy *HTTPSProxy) Run() (err error) {
if pxy.cfg.Plugin != "" {
pxy.proxyPlugin, err = plugin.Create(pxy.cfg.Plugin, pxy.cfg.PluginParams)
if err != nil {
@ -228,26 +228,26 @@ func (pxy *HttpsProxy) Run() (err error) {
return
}
func (pxy *HttpsProxy) Close() {
func (pxy *HTTPSProxy) Close() {
if pxy.proxyPlugin != nil {
pxy.proxyPlugin.Close()
}
}
func (pxy *HttpsProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTcpWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
func (pxy *HTTPSProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTCPWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
conn, []byte(pxy.clientCfg.Token), m)
}
// STCP
type StcpProxy struct {
type STCPProxy struct {
*BaseProxy
cfg *config.StcpProxyConf
cfg *config.STCPProxyConf
proxyPlugin plugin.Plugin
}
func (pxy *StcpProxy) Run() (err error) {
func (pxy *STCPProxy) Run() (err error) {
if pxy.cfg.Plugin != "" {
pxy.proxyPlugin, err = plugin.Create(pxy.cfg.Plugin, pxy.cfg.PluginParams)
if err != nil {
@ -257,26 +257,26 @@ func (pxy *StcpProxy) Run() (err error) {
return
}
func (pxy *StcpProxy) Close() {
func (pxy *STCPProxy) Close() {
if pxy.proxyPlugin != nil {
pxy.proxyPlugin.Close()
}
}
func (pxy *StcpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTcpWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
func (pxy *STCPProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
HandleTCPWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
conn, []byte(pxy.clientCfg.Token), m)
}
// XTCP
type XtcpProxy struct {
type XTCPProxy struct {
*BaseProxy
cfg *config.XtcpProxyConf
cfg *config.XTCPProxyConf
proxyPlugin plugin.Plugin
}
func (pxy *XtcpProxy) Run() (err error) {
func (pxy *XTCPProxy) Run() (err error) {
if pxy.cfg.Plugin != "" {
pxy.proxyPlugin, err = plugin.Create(pxy.cfg.Plugin, pxy.cfg.PluginParams)
if err != nil {
@ -286,13 +286,13 @@ func (pxy *XtcpProxy) Run() (err error) {
return
}
func (pxy *XtcpProxy) Close() {
func (pxy *XTCPProxy) Close() {
if pxy.proxyPlugin != nil {
pxy.proxyPlugin.Close()
}
}
func (pxy *XtcpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
func (pxy *XTCPProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
xl := pxy.xl
defer conn.Close()
var natHoleSidMsg msg.NatHoleSid
@ -389,7 +389,7 @@ func (pxy *XtcpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
lConn.WriteToUDP(sidBuf[:n], uAddr)
kcpConn, err := frpNet.NewKcpConnFromUdp(lConn, false, uAddr.String())
kcpConn, err := frpNet.NewKCPConnFromUDP(lConn, false, uAddr.String())
if err != nil {
xl.Error("create kcp connection from udp connection error: %v", err)
return
@ -410,11 +410,11 @@ func (pxy *XtcpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
return
}
HandleTcpWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
HandleTCPWorkConnection(pxy.ctx, &pxy.cfg.LocalSvrConf, pxy.proxyPlugin, &pxy.cfg.BaseProxyConf, pxy.limiter,
muxConn, []byte(pxy.cfg.Sk), m)
}
func (pxy *XtcpProxy) sendDetectMsg(addr string, port int, laddr *net.UDPAddr, content []byte) (err error) {
func (pxy *XTCPProxy) sendDetectMsg(addr string, port int, laddr *net.UDPAddr, content []byte) (err error) {
daddr, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", addr, port))
if err != nil {
return err
@ -434,28 +434,28 @@ func (pxy *XtcpProxy) sendDetectMsg(addr string, port int, laddr *net.UDPAddr, c
}
// UDP
type UdpProxy struct {
type UDPProxy struct {
*BaseProxy
cfg *config.UdpProxyConf
cfg *config.UDPProxyConf
localAddr *net.UDPAddr
readCh chan *msg.UdpPacket
readCh chan *msg.UDPPacket
// include msg.UdpPacket and msg.Ping
// include msg.UDPPacket and msg.Ping
sendCh chan msg.Message
workConn net.Conn
}
func (pxy *UdpProxy) Run() (err error) {
pxy.localAddr, err = net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", pxy.cfg.LocalIp, pxy.cfg.LocalPort))
func (pxy *UDPProxy) Run() (err error) {
pxy.localAddr, err = net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", pxy.cfg.LocalIP, pxy.cfg.LocalPort))
if err != nil {
return
}
return
}
func (pxy *UdpProxy) Close() {
func (pxy *UDPProxy) Close() {
pxy.mu.Lock()
defer pxy.mu.Unlock()
@ -473,7 +473,7 @@ func (pxy *UdpProxy) Close() {
}
}
func (pxy *UdpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
func (pxy *UDPProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
xl := pxy.xl
xl.Info("incoming a new work connection for udp proxy, %s", conn.RemoteAddr().String())
// close resources releated with old workConn
@ -488,14 +488,14 @@ func (pxy *UdpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
pxy.mu.Lock()
pxy.workConn = conn
pxy.readCh = make(chan *msg.UdpPacket, 1024)
pxy.readCh = make(chan *msg.UDPPacket, 1024)
pxy.sendCh = make(chan msg.Message, 1024)
pxy.closed = false
pxy.mu.Unlock()
workConnReaderFn := func(conn net.Conn, readCh chan *msg.UdpPacket) {
workConnReaderFn := func(conn net.Conn, readCh chan *msg.UDPPacket) {
for {
var udpMsg msg.UdpPacket
var udpMsg msg.UDPPacket
if errRet := msg.ReadMsgInto(conn, &udpMsg); errRet != nil {
xl.Warn("read from workConn for udp error: %v", errRet)
return
@ -516,7 +516,7 @@ func (pxy *UdpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
var errRet error
for rawMsg := range sendCh {
switch m := rawMsg.(type) {
case *msg.UdpPacket:
case *msg.UDPPacket:
xl.Trace("send udp package to workConn: %s", m.Content)
case *msg.Ping:
xl.Trace("send ping message to udp workConn")
@ -543,28 +543,28 @@ func (pxy *UdpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
go workConnSenderFn(pxy.workConn, pxy.sendCh)
go workConnReaderFn(pxy.workConn, pxy.readCh)
go heartbeatFn(pxy.workConn, pxy.sendCh)
udp.Forwarder(pxy.localAddr, pxy.readCh, pxy.sendCh, int(pxy.clientCfg.UdpPacketSize))
udp.Forwarder(pxy.localAddr, pxy.readCh, pxy.sendCh, int(pxy.clientCfg.UDPPacketSize))
}
type SudpProxy struct {
type SUDPProxy struct {
*BaseProxy
cfg *config.SudpProxyConf
cfg *config.SUDPProxyConf
localAddr *net.UDPAddr
closeCh chan struct{}
}
func (pxy *SudpProxy) Run() (err error) {
pxy.localAddr, err = net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", pxy.cfg.LocalIp, pxy.cfg.LocalPort))
func (pxy *SUDPProxy) Run() (err error) {
pxy.localAddr, err = net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", pxy.cfg.LocalIP, pxy.cfg.LocalPort))
if err != nil {
return
}
return
}
func (pxy *SudpProxy) Close() {
func (pxy *SUDPProxy) Close() {
pxy.mu.Lock()
defer pxy.mu.Unlock()
select {
@ -575,7 +575,7 @@ func (pxy *SudpProxy) Close() {
}
}
func (pxy *SudpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
func (pxy *SUDPProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
xl := pxy.xl
xl.Info("incoming a new work connection for sudp proxy, %s", conn.RemoteAddr().String())
@ -587,7 +587,7 @@ func (pxy *SudpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
}
workConn := conn
readCh := make(chan *msg.UdpPacket, 1024)
readCh := make(chan *msg.UDPPacket, 1024)
sendCh := make(chan msg.Message, 1024)
isClose := false
@ -609,7 +609,7 @@ func (pxy *SudpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
}
// udp service <- frpc <- frps <- frpc visitor <- user
workConnReaderFn := func(conn net.Conn, readCh chan *msg.UdpPacket) {
workConnReaderFn := func(conn net.Conn, readCh chan *msg.UDPPacket) {
defer closeFn()
for {
@ -621,7 +621,7 @@ func (pxy *SudpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
default:
}
var udpMsg msg.UdpPacket
var udpMsg msg.UDPPacket
if errRet := msg.ReadMsgInto(conn, &udpMsg); errRet != nil {
xl.Warn("read from workConn for sudp error: %v", errRet)
return
@ -646,7 +646,7 @@ func (pxy *SudpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
var errRet error
for rawMsg := range sendCh {
switch m := rawMsg.(type) {
case *msg.UdpPacket:
case *msg.UDPPacket:
xl.Trace("frpc send udp package to frpc visitor, [udp local: %v, remote: %v], [tcp work conn local: %v, remote: %v]",
m.LocalAddr.String(), m.RemoteAddr.String(), conn.LocalAddr().String(), conn.RemoteAddr().String())
case *msg.Ping:
@ -688,11 +688,11 @@ func (pxy *SudpProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
go workConnReaderFn(workConn, readCh)
go heartbeatFn(workConn, sendCh)
udp.Forwarder(pxy.localAddr, readCh, sendCh, int(pxy.clientCfg.UdpPacketSize))
udp.Forwarder(pxy.localAddr, readCh, sendCh, int(pxy.clientCfg.UDPPacketSize))
}
// Common handler for tcp work connections.
func HandleTcpWorkConnection(ctx context.Context, localInfo *config.LocalSvrConf, proxyPlugin plugin.Plugin,
func HandleTCPWorkConnection(ctx context.Context, localInfo *config.LocalSvrConf, proxyPlugin plugin.Plugin,
baseInfo *config.BaseProxyConf, limiter *rate.Limiter, workConn net.Conn, encKey []byte, m *msg.StartWorkConn) {
xl := xlog.FromContextSafe(ctx)
var (
@ -759,22 +759,22 @@ func HandleTcpWorkConnection(ctx context.Context, localInfo *config.LocalSvrConf
proxyPlugin.Handle(remote, workConn, extraInfo)
xl.Debug("handle by plugin finished")
return
} else {
localConn, err := frpNet.ConnectServer("tcp", fmt.Sprintf("%s:%d", localInfo.LocalIp, localInfo.LocalPort))
if err != nil {
workConn.Close()
xl.Error("connect to local service [%s:%d] error: %v", localInfo.LocalIp, localInfo.LocalPort, err)
return
}
xl.Debug("join connections, localConn(l[%s] r[%s]) workConn(l[%s] r[%s])", localConn.LocalAddr().String(),
localConn.RemoteAddr().String(), workConn.LocalAddr().String(), workConn.RemoteAddr().String())
if len(extraInfo) > 0 {
localConn.Write(extraInfo)
}
frpIo.Join(localConn, remote)
xl.Debug("join connections closed")
}
localConn, err := frpNet.ConnectServer("tcp", fmt.Sprintf("%s:%d", localInfo.LocalIP, localInfo.LocalPort))
if err != nil {
workConn.Close()
xl.Error("connect to local service [%s:%d] error: %v", localInfo.LocalIP, localInfo.LocalPort, err)
return
}
xl.Debug("join connections, localConn(l[%s] r[%s]) workConn(l[%s] r[%s])", localConn.LocalAddr().String(),
localConn.RemoteAddr().String(), workConn.LocalAddr().String(), workConn.RemoteAddr().String())
if len(extraInfo) > 0 {
localConn.Write(extraInfo)
}
frpIo.Join(localConn, remote)
xl.Debug("join connections closed")
}