TeamSpeak: Eltern-Channel per Name, Security-Level 15, fehlende Channels erneut anlegen

bridge/config.example.yml

@@ -17,13 +17,15 @@ teamspeak:
   host: ts.example.org
   port: 9987
   password: ""
-  # Unter diesem Channel legt die Bridge fehlende Raum-Channels an (Channel-ID, 0 = oberste Ebene).
-  parentChannel: 0
+  # Unter diesem Channel legt die Bridge fehlende Raum-Channels an:
+  # Channel-ID, Name eines Channels auf oberster Ebene oder 0 für die oberste Ebene selbst.
+  parentChannel: "Crosstalk"
   # Name des Beobachter-Clients, der die Channels im Blick behält.
   nickname: "Crosstalk"
   # Name der Raum-Clients; %room% wird durch den Raumnamen ersetzt.
   roomNickname: "%room% (Minecraft/Discord)"
-  securityLevel: 8
+  # Der TS6-Server auf mhsl.eu verlangt Level 15 (Fehler 519 "could not validate client identity").
+  securityLevel: 15
   # Optional, falls der Server eine bestimmte Client-Version verlangt:
   # clientVersion:
   #   platform: "Linux"

bridge/src/main/java/eu/mhsl/voicebridge/bridge/BridgeConfig.java

@@ -21,7 +21,7 @@ public record BridgeConfig(
     Discord discord,
     List<RoomConfig> rooms
 ) {
-    public record Teamspeak(String host, int port, String password, int parentChannel, String nickname,
+    public record Teamspeak(String host, int port, String password, String parentChannel, String nickname,
                             String roomNickname, int securityLevel, ClientVersion clientVersion) {
         public boolean enabled() { return !host.isBlank(); }
     }
@@ -72,8 +72,8 @@ public record BridgeConfig(
             Path.of(string(root, "dataDir", "data")),
             integer(root, "lingerSeconds", 15) * 1000L,
             new Teamspeak(string(ts, "host", ""), integer(ts, "port", 9987), string(ts, "password", ""),
-                integer(ts, "parentChannel", 0), string(ts, "nickname", "Crosstalk"),
-                string(ts, "roomNickname", "%room% (Minecraft/Discord)"), integer(ts, "securityLevel", 8), version),
+                string(ts, "parentChannel", "0"), string(ts, "nickname", "Crosstalk"),
+                string(ts, "roomNickname", "%room% (Minecraft/Discord)"), integer(ts, "securityLevel", 15), version),
             new Discord(string(dc, "guild", ""), string(dc, "category", ""),
                 string(dc, "nickname", "%room% (Minecraft/TS)")),
             List.copyOf(rooms));

bridge/src/main/java/eu/mhsl/voicebridge/bridge/Main.java

@@ -1,5 +1,6 @@
 package eu.mhsl.voicebridge.bridge;
 
+import com.github.manevolent.ts3j.util.Ts3Debugging;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -18,6 +19,9 @@ public final class Main {
             System.exit(1);
         }
 
+        // -Dvoicebridge.ts3debug=true schaltet das Protokoll-Log von ts3j ein
+        if (Boolean.getBoolean("voicebridge.ts3debug")) Ts3Debugging.setEnabled(true);
+
         Bridge bridge = new Bridge(BridgeConfig.load(configFile));
         Runtime.getRuntime().addShutdownHook(new Thread(bridge::stop, "shutdown"));
         bridge.start();

bridge/src/main/java/eu/mhsl/voicebridge/bridge/teamspeak/TeamspeakSide.java

@@ -61,6 +61,8 @@ public final class TeamspeakSide implements TS3Listener {
 
     private volatile LocalTeamspeakClientSocket observer;
     private volatile boolean ready;
+    /** Channel, unter dem die Raum-Channels liegen (0 = oberste Ebene). */
+    private volatile int parentChannel;
 
     public TeamspeakSide(BridgeConfig.Teamspeak config, Path dataDir, List<Room> rooms) {
         this.config = config;
@@ -70,6 +72,21 @@ public final class TeamspeakSide implements TS3Listener {
 
     public void start() {
         executor.execute(this::connectObserver);
+        executor.scheduleWithFixedDelay(this::retryMissingChannels, RECONNECT_SECONDS, RECONNECT_SECONDS, TimeUnit.SECONDS);
+    }
+
+    /** Fehlende Raum-Channels erneut anlegen, z. B. nachdem jemand dem Beobachter die Rechte gegeben hat. */
+    private void retryMissingChannels() {
+        LocalTeamspeakClientSocket socket = observer;
+        if (!ready || socket == null || rooms.stream().allMatch(room -> roomChannels.containsKey(room.key()))) return;
+        try {
+            resolveChannels(socket);
+            if (parentChannel > 0) socket.joinChannel(parentChannel, null);
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+        } catch (Exception e) {
+            LOG.warn("Fehlende TeamSpeak-Channels: {}", e.toString());
+        }
     }
 
     public boolean ready() {
@@ -136,8 +153,9 @@ public final class TeamspeakSide implements TS3Listener {
             socket.connect(new InetSocketAddress(config.host(), config.port()), emptyToNull(config.password()), 15000L);
             LOG.info("TeamSpeak verbunden mit {}:{} ({} Channels, {} Clients sichtbar)",
                 config.host(), config.port(), channels.size(), clients.size());
+            parentChannel = resolveParent();
             resolveChannels(socket);
-            if (config.parentChannel() > 0) socket.joinChannel(config.parentChannel(), null);
+            if (parentChannel > 0) socket.joinChannel(parentChannel, null);
             ready = true;
         } catch (Exception e) {
             LOG.warn("TeamSpeak-Verbindung fehlgeschlagen ({}), neuer Versuch in {} s", e.toString(), RECONNECT_SECONDS);
@@ -146,8 +164,9 @@ public final class TeamspeakSide implements TS3Listener {
         }
     }
 
-    private void resolveChannels(LocalTeamspeakClientSocket socket) throws Exception {
+    private void resolveChannels(LocalTeamspeakClientSocket socket) throws InterruptedException {
         for (Room room : rooms) {
+            if (roomChannels.containsKey(room.key())) continue;
             int configured = room.config().teamspeakChannel();
             if (configured > 0) {
                 roomChannels.put(room.key(), configured);
@@ -155,26 +174,53 @@ public final class TeamspeakSide implements TS3Listener {
             }
             Integer found = findChannel(room.name());
             if (found == null) {
-                socket.executeCommand(new SingleCommand("channelcreate", ProtocolRole.CLIENT,
-                    new CommandSingleParameter("channel_name", room.name()),
-                    new CommandSingleParameter("cpid", Integer.toString(config.parentChannel())),
-                    new CommandSingleParameter("channel_flag_permanent", "1"),
-                    new CommandSingleParameter("channel_codec", "4"))).get();
+                try {
+                    socket.executeCommand(new SingleCommand("channelcreate", ProtocolRole.CLIENT,
+                        new CommandSingleParameter("channel_name", room.name()),
+                        new CommandSingleParameter("cpid", Integer.toString(parentChannel)),
+                        new CommandSingleParameter("channel_flag_permanent", "1"),
+                        new CommandSingleParameter("channel_codec", "4"))).get();
+                } catch (InterruptedException e) {
+                    throw e;
+                } catch (Exception e) {
+                    LOG.error("{}: TeamSpeak-Channel konnte nicht angelegt werden ({}). Fehlen dem Client "
+                        + "\"{}\" die Rechte zum Anlegen? Bis dahin ohne TeamSpeak.", room.name(), e, config.nickname());
+                    continue;
+                }
                 // Die Antwort enthält die cid nicht, sie kommt per notifychannelcreated.
                 for (int i = 0; i < 50 && found == null; i++) {
                     Thread.sleep(100);
                     found = findChannel(room.name());
                 }
-                if (found == null) throw new IOException("Channel " + room.name() + " wurde nicht angelegt");
+                if (found == null) {
+                    LOG.error("{}: TeamSpeak-Channel wurde nicht angelegt", room.name());
+                    continue;
+                }
                 LOG.info("TeamSpeak-Channel angelegt: {} ({})", room.name(), found);
             }
             roomChannels.put(room.key(), found);
         }
     }
 
+    /** {@code parentChannel} ist eine Channel-ID oder der Name eines Channels auf oberster Ebene. */
+    private int resolveParent() throws IOException {
+        String configured = config.parentChannel();
+        if (configured.isBlank()) return 0;
+        int id = parse(configured, -1);
+        if (id >= 0) return id;
+        Integer found = findChannel(0, configured);
+        if (found == null) throw new IOException("TeamSpeak-Channel \"" + configured + "\" gibt es nicht");
+        LOG.info("TeamSpeak-Eltern-Channel {} hat die ID {}", configured, found);
+        return found;
+    }
+
     private Integer findChannel(String name) {
+        return findChannel(parentChannel, name);
+    }
+
+    private Integer findChannel(int parent, String name) {
         for (Map.Entry<Integer, TsChannel> e : channels.entrySet()) {
-            if (e.getValue().parent() == config.parentChannel() && e.getValue().name().equals(name)) return e.getKey();
+            if (e.getValue().parent() == parent && e.getValue().name().equals(name)) return e.getKey();
         }
         return null;
     }
@@ -198,7 +244,15 @@ public final class TeamspeakSide implements TS3Listener {
 
     LocalIdentity loadIdentity(String file) throws IOException, GeneralSecurityException {
         Path path = dataDir.resolve(file);
-        if (Files.exists(path)) return LocalIdentity.read(path.toFile());
+        if (Files.exists(path)) {
+            LocalIdentity identity = LocalIdentity.read(path.toFile());
+            if (identity.getSecurityLevel() < config.securityLevel()) {
+                LOG.info("Rechne TeamSpeak-Identität {} auf Security-Level {} hoch", file, config.securityLevel());
+                identity.improveSecurity(config.securityLevel());
+                identity.save(path.toFile());
+            }
+            return identity;
+        }
         Files.createDirectories(dataDir);
         LOG.info("Erzeuge TeamSpeak-Identität {} (Security-Level {})", file, config.securityLevel());
         LocalIdentity identity = LocalIdentity.generateNew(config.securityLevel());