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sshTunnelGateway refactor (#3784)

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fatedier
2023-11-21 11:19:35 +08:00
parent 8b432e179d
commit d5b41f1e14
34 changed files with 1036 additions and 1255 deletions
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17
client/proxy/proxy.go
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@@ -47,10 +47,9 @@ func RegisterProxyFactory(proxyConfType reflect.Type, factory func(*BaseProxy, v
// Proxy defines how to handle work connections for different proxy type.
type Proxy interface {
Run() error
// InWorkConn accept work connections registered to server.
InWorkConn(net.Conn, *msg.StartWorkConn)
SetInWorkConnCallback(func(*v1.ProxyBaseConfig, net.Conn, *msg.StartWorkConn) /* continue */ bool)
Close()
}
@@ -89,7 +88,8 @@ type BaseProxy struct {
limiter *rate.Limiter
// proxyPlugin is used to handle connections instead of dialing to local service.
// It's only validate for TCP protocol now.
proxyPlugin plugin.Plugin
proxyPlugin plugin.Plugin
inWorkConnCallback func(*v1.ProxyBaseConfig, net.Conn, *msg.StartWorkConn) /* continue */ bool
mu sync.RWMutex
xl *xlog.Logger
@@ -113,7 +113,16 @@ func (pxy *BaseProxy) Close() {
}
}
func (pxy *BaseProxy) SetInWorkConnCallback(cb func(*v1.ProxyBaseConfig, net.Conn, *msg.StartWorkConn) bool) {
pxy.inWorkConnCallback = cb
}
func (pxy *BaseProxy) InWorkConn(conn net.Conn, m *msg.StartWorkConn) {
if pxy.inWorkConnCallback != nil {
if !pxy.inWorkConnCallback(pxy.baseCfg, conn, m) {
return
}
}
pxy.HandleTCPWorkConnection(conn, m, []byte(pxy.clientCfg.Auth.Token))
}
@@ -132,7 +141,7 @@ func (pxy *BaseProxy) HandleTCPWorkConnection(workConn net.Conn, m *msg.StartWor
})
}
xl.Trace("handle tcp work connection, use_encryption: %t, use_compression: %t",
xl.Trace("handle tcp work connection, useEncryption: %t, useCompression: %t",
baseCfg.Transport.UseEncryption, baseCfg.Transport.UseCompression)
if baseCfg.Transport.UseEncryption {
remote, err = libio.WithEncryption(remote, encKey)