Add support for anonymous connection (xmpp) (#1548)

bridge/xmpp/xmpp.go

@@ -169,11 +169,21 @@ func (b *Bxmpp) postSlackCompatibleWebhook(msg config.Message) error {
 }
 
 func (b *Bxmpp) createXMPP() error {
+	var serverName string
+	switch {
+	case !b.GetBool("Anonymous"):
 		if !strings.Contains(b.GetString("Jid"), "@") {
 			return fmt.Errorf("the Jid %s doesn't contain an @", b.GetString("Jid"))
 		}
+		serverName = strings.Split(b.GetString("Jid"), "@")[1]
+	case !strings.Contains(b.GetString("Server"), ":"):
+		serverName = strings.Split(b.GetString("Server"), ":")[0]
+	default:
+		serverName = b.GetString("Server")
+	}
+
 	tc := &tls.Config{
-		ServerName:         strings.Split(b.GetString("Jid"), "@")[1],
+		ServerName:         serverName,
 		InsecureSkipVerify: b.GetBool("SkipTLSVerify"), // nolint: gosec
 	}
 

matterbridge.toml.sample

@@ -223,12 +223,16 @@ UseRelayMsg=false
 #REQUIRED
 Server="jabber.example.com:5222"
 
+#Use anonymous MUC login
+#OPTIONAL (default false)
+Anonymous=false
+
 #Jid
-#REQUIRED
+#REQUIRED if Anonymous=false
 Jid="user@example.com"
 
 #Password
-#REQUIRED
+#REQUIRED if Anonymous=false
 Password="yourpass"
 
 #MUC