GPCM: Send regular keep alive commands

gpcm/login.go

@@ -306,7 +306,17 @@ func (g *GameSpySession) login(command common.GameSpyCommand) {
 
 	g.Conn.Write([]byte(payload))
 
-	// g.sendFriendRequests()
+	// Now start sending keep alive packets every 5 minutes
+	go func() {
+		for {
+			time.Sleep(5 * time.Minute)
+			if !g.LoggedIn {
+				return
+			}
+
+			g.Conn.Write([]byte(`\ka\\final\`))
+		}
+	}()
 }
 
 func (g *GameSpySession) exLogin(command common.GameSpyCommand) {

gpcm/main.go

@@ -122,6 +122,7 @@ func (g *GameSpySession) closeSession() {
 
 	g.Conn.Close()
 	if g.LoggedIn {
+		g.LoggedIn = false
 		delete(sessions, g.User.ProfileId)
 	}
 }