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Some changes after debugging websockets

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This commit is contained in:
Melon 2023-08-17 15:23:23 +01:00
parent fbbcf0440c
commit b5ff809345
Signed by: melon
GPG Key ID: 6C9D970C50D26A25
2 changed files with 9 additions and 4 deletions
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2
cmd/violet/serve.go
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@ -170,7 +170,7 @@ func normalLoad(startUp startUpConfig, wd string) {
_ = srvHttp.Close()
}
if srvHttps != nil {
_ = srvHttps.Shutdown(context.Background())
_ = srvHttps.Close()
}
})
}

11
proxy/websocket/server.go
View File

@ -33,6 +33,7 @@ func NewServer() *Server {
}
func (s *Server) Upgrade(rw http.ResponseWriter, req *http.Request) {
req.URL.Scheme = "ws"
log.Printf("[Websocket] Upgrading request to '%s' from '%s'\n", req.URL.String(), req.Header.Get("Origin"))
c, err := upgrader.Upgrade(rw, req, nil)
@ -55,16 +56,17 @@ func (s *Server) Upgrade(rw http.ResponseWriter, req *http.Request) {
log.Printf("[Websocket] Dialing: '%s'\n", req.URL.String())
// dial for internal connection
ic, _, err := websocket.DefaultDialer.DialContext(req.Context(), req.URL.String(), req.Header)
ic, _, err := websocket.DefaultDialer.DialContext(req.Context(), req.URL.String(), nil)
if err != nil {
log.Printf("[Websocket] Failed to dial '%s': %s\n", req.URL.String(), err)
s.Remove(c)
return
}
done := make(chan struct{}, 1)
// relay messages each way
s.wsRelay(done, c, ic)
s.wsRelay(done, ic, c)
go s.wsRelay(done, c, ic)
go s.wsRelay(done, ic, c)
// wait for done signal and close both connections
go func() {
@ -72,6 +74,8 @@ func (s *Server) Upgrade(rw http.ResponseWriter, req *http.Request) {
_ = c.Close()
_ = ic.Close()
}()
log.Println("[Websocket] Completed websocket hijacking")
}
func (s *Server) wsRelay(done chan struct{}, a, b *websocket.Conn) {
@ -81,6 +85,7 @@ func (s *Server) wsRelay(done chan struct{}, a, b *websocket.Conn) {
for {
mt, message, err := a.ReadMessage()
if err != nil {
log.Println("Websocket read message error: ", err)
return
}
if b.WriteMessage(mt, message) != nil {