Created websocket signaler handler placeholder

api/http_handler.go

@@ -6,6 +6,7 @@ import (
 	"net/http"
 
 	"github.com/gorilla/mux"
+	"github.com/gorilla/websocket"
 )
 
 func ping(w http.ResponseWriter, r *http.Request) {
@@ -28,13 +29,22 @@ func createSession(w http.ResponseWriter, r *http.Request) {
 	`)
 }
 
+var upgrader = websocket.Upgrader{}
+
 func signalWS(w http.ResponseWriter, r *http.Request) {
-	// This will create the websocket for the signaling service.
 	vars := mux.Vars(r)
 	party := vars["party"]
 	session := vars["session"]
 
-	fmt.Printf("Initiating a websocket, party=%s session=%s", party, session)
+	fmt.Printf("Initiating a websocket, party=%s session=%s\n", party, session)
+
+	conn, err := upgrader.Upgrade(w, r, nil)
+
+	if err != nil {
+		fmt.Printf("Error initiating websocket, r.URL=%s e=%s", r.URL.String(), err)
+	}
+
+	websocketSignaler(conn)
 
 }
 

api/ws_handler.go

@@ -0,0 +1,21 @@
+package api
+
+import "github.com/gorilla/websocket"
+
+func websocketSignaler(conn *websocket.Conn) {
+	defer conn.Close()
+
+	for {
+		msgType, msg, err := conn.ReadMessage()
+		if err != nil {
+			return
+		}
+
+		// Let's just echo for now as a placeholder
+
+		err = conn.WriteMessage(msgType, msg)
+		if err != nil {
+			return
+		}
+	}
+}

go.mod

@@ -3,3 +3,5 @@ module echo
 go 1.22.2
 
 require github.com/gorilla/mux v1.8.1
+
+require github.com/gorilla/websocket v1.5.3

go.sum

@@ -1,2 +1,4 @@
 github.com/gorilla/mux v1.8.1 h1:TuBL49tXwgrFYWhqrNgrUNEY92u81SPhu7sTdzQEiWY=
 github.com/gorilla/mux v1.8.1/go.mod h1:AKf9I4AEqPTmMytcMc0KkNouC66V3BtZ4qD5fmWSiMQ=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=