]> nmode's Git Repositories - signal-cli/blobdiff - src/main/java/org/asamk/signal/commands/DaemonCommand.java
Fix inspection issues
[signal-cli] / src / main / java / org / asamk / signal / commands / DaemonCommand.java
index 5e7156474d74f27c8703b412e700891b2e14c6fc..4e43aa99a4b60a2c043917cbc19e0fe4b822b74b 100644 (file)
@@ -5,20 +5,22 @@ import net.sourceforge.argparse4j.inf.Namespace;
 import net.sourceforge.argparse4j.inf.Subparser;
 
 import org.asamk.signal.DbusConfig;
-import org.asamk.signal.JsonReceiveMessageHandler;
-import org.asamk.signal.JsonWriter;
-import org.asamk.signal.JsonWriterImpl;
 import org.asamk.signal.OutputType;
-import org.asamk.signal.OutputWriter;
-import org.asamk.signal.PlainTextWriter;
 import org.asamk.signal.ReceiveMessageHandler;
 import org.asamk.signal.commands.exceptions.CommandException;
 import org.asamk.signal.commands.exceptions.IOErrorException;
 import org.asamk.signal.commands.exceptions.UnexpectedErrorException;
+import org.asamk.signal.commands.exceptions.UserErrorException;
 import org.asamk.signal.dbus.DbusSignalControlImpl;
 import org.asamk.signal.dbus.DbusSignalImpl;
+import org.asamk.signal.json.JsonReceiveMessageHandler;
 import org.asamk.signal.jsonrpc.SignalJsonRpcDispatcherHandler;
 import org.asamk.signal.manager.Manager;
+import org.asamk.signal.manager.MultiAccountManager;
+import org.asamk.signal.output.JsonWriter;
+import org.asamk.signal.output.JsonWriterImpl;
+import org.asamk.signal.output.OutputWriter;
+import org.asamk.signal.output.PlainTextWriter;
 import org.asamk.signal.util.IOUtils;
 import org.freedesktop.dbus.connections.impl.DBusConnection;
 import org.freedesktop.dbus.exceptions.DBusException;
@@ -34,9 +36,8 @@ import java.nio.channels.ServerSocketChannel;
 import java.nio.channels.SocketChannel;
 import java.nio.charset.StandardCharsets;
 import java.util.List;
-import java.util.Objects;
+import java.util.concurrent.atomic.AtomicInteger;
 import java.util.function.Consumer;
-import java.util.stream.Collectors;
 
 public class DaemonCommand implements MultiLocalCommand, LocalCommand {
 
@@ -131,6 +132,12 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
             runDbusSingleAccount(m, false, receiveMode != ReceiveMode.ON_START);
         }
 
+        m.addClosedListener(() -> {
+            synchronized (this) {
+                notifyAll();
+            }
+        });
+
         synchronized (this) {
             try {
                 wait();
@@ -141,14 +148,14 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
 
     @Override
     public void handleCommand(
-            final Namespace ns, final SignalCreator c, final OutputWriter outputWriter
+            final Namespace ns, final MultiAccountManager c, final OutputWriter outputWriter
     ) throws CommandException {
         logger.info("Starting daemon in multi-account mode");
         final var noReceiveStdOut = Boolean.TRUE.equals(ns.getBoolean("no-receive-stdout"));
         final var receiveMode = ns.<ReceiveMode>get("receive-mode");
         final var ignoreAttachments = Boolean.TRUE.equals(ns.getBoolean("ignore-attachments"));
 
-        c.getAccountNumbers().stream().map(c::getManager).filter(Objects::nonNull).forEach(m -> {
+        c.getManagers().forEach(m -> {
             m.setIgnoreAttachments(ignoreAttachments);
             addDefaultReceiveHandler(m, noReceiveStdOut ? null : outputWriter, receiveMode != ReceiveMode.ON_START);
         });
@@ -220,7 +227,7 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
     }
 
     private void runSocketMultiAccount(
-            final SignalCreator c, final ServerSocketChannel serverChannel, final boolean noReceiveOnStart
+            final MultiAccountManager c, final ServerSocketChannel serverChannel, final boolean noReceiveOnStart
     ) {
         runSocket(serverChannel, channel -> {
             final var handler = getSignalJsonRpcDispatcherHandler(channel, noReceiveOnStart);
@@ -228,31 +235,41 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
         });
     }
 
+    private static final AtomicInteger threadNumber = new AtomicInteger(0);
+
     private void runSocket(final ServerSocketChannel serverChannel, Consumer<SocketChannel> socketHandler) {
-        final var mainThread = Thread.currentThread();
-        new Thread(() -> {
+        final var thread = new Thread(() -> {
             while (true) {
+                final var connectionId = threadNumber.getAndIncrement();
                 final SocketChannel channel;
                 final String clientString;
                 try {
                     channel = serverChannel.accept();
                     clientString = channel.getRemoteAddress() + " " + IOUtils.getUnixDomainPrincipal(channel);
-                    logger.info("Accepted new client: " + clientString);
+                    logger.info("Accepted new client connection {}: {}", connectionId, clientString);
                 } catch (IOException e) {
                     logger.error("Failed to accept new socket connection", e);
-                    mainThread.notifyAll();
+                    synchronized (this) {
+                        notifyAll();
+                    }
                     break;
                 }
-                new Thread(() -> {
+                final var connectionThread = new Thread(() -> {
                     try (final var c = channel) {
                         socketHandler.accept(c);
-                        logger.info("Connection closed: " + clientString);
                     } catch (IOException e) {
                         logger.warn("Failed to close channel", e);
+                    } catch (Throwable e) {
+                        logger.warn("Connection handler failed, closing connection", e);
                     }
-                }).start();
+                    logger.info("Connection {} closed: {}", connectionId, clientString);
+                });
+                connectionThread.setName("daemon-connection-" + connectionId);
+                connectionThread.start();
             }
-        }).start();
+        });
+        thread.setName("daemon-listener");
+        thread.start();
     }
 
     private SignalJsonRpcDispatcherHandler getSignalJsonRpcDispatcherHandler(
@@ -266,7 +283,7 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
 
     private void runDbusSingleAccount(
             final Manager m, final boolean isDbusSystem, final boolean noReceiveOnStart
-    ) throws UnexpectedErrorException {
+    ) throws CommandException {
         runDbus(isDbusSystem, (conn, objectPath) -> {
             try {
                 exportDbusObject(conn, objectPath, m, noReceiveOnStart).join();
@@ -276,29 +293,34 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
     }
 
     private void runDbusMultiAccount(
-            final SignalCreator c, final boolean noReceiveOnStart, final boolean isDbusSystem
-    ) throws UnexpectedErrorException {
+            final MultiAccountManager c, final boolean noReceiveOnStart, final boolean isDbusSystem
+    ) throws CommandException {
         runDbus(isDbusSystem, (connection, objectPath) -> {
             final var signalControl = new DbusSignalControlImpl(c, objectPath);
             connection.exportObject(signalControl);
 
             c.addOnManagerAddedHandler(m -> {
                 final var thread = exportMultiAccountManager(connection, m, noReceiveOnStart);
-                if (thread != null) {
-                    try {
-                        thread.join();
-                    } catch (InterruptedException ignored) {
+                try {
+                    thread.join();
+                } catch (InterruptedException ignored) {
+                }
+            });
+            c.addOnManagerRemovedHandler(m -> {
+                final var path = DbusConfig.getObjectPath(m.getSelfNumber());
+                try {
+                    final var object = connection.getExportedObject(null, path);
+                    if (object instanceof DbusSignalImpl dbusSignal) {
+                        dbusSignal.close();
                     }
+                } catch (DBusException ignored) {
                 }
             });
 
-            final var initThreads = c.getAccountNumbers()
+            final var initThreads = c.getManagers()
                     .stream()
-                    .map(c::getManager)
-                    .filter(Objects::nonNull)
                     .map(m -> exportMultiAccountManager(connection, m, noReceiveOnStart))
-                    .filter(Objects::nonNull)
-                    .collect(Collectors.toList());
+                    .toList();
 
             for (var t : initThreads) {
                 try {
@@ -311,48 +333,48 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
 
     private void runDbus(
             final boolean isDbusSystem, DbusRunner dbusRunner
-    ) throws UnexpectedErrorException {
+    ) throws CommandException {
         DBusConnection.DBusBusType busType;
         if (isDbusSystem) {
             busType = DBusConnection.DBusBusType.SYSTEM;
         } else {
             busType = DBusConnection.DBusBusType.SESSION;
         }
+        DBusConnection conn;
         try {
-            var conn = DBusConnection.getConnection(busType);
+            conn = DBusConnection.getConnection(busType);
             dbusRunner.run(conn, DbusConfig.getObjectPath());
+        } catch (DBusException e) {
+            throw new UnexpectedErrorException("Dbus command failed: " + e.getMessage(), e);
+        } catch (UnsupportedOperationException e) {
+            throw new UserErrorException("Failed to connect to Dbus: " + e.getMessage(), e);
+        }
 
+        try {
             conn.requestBusName(DbusConfig.getBusname());
-
-            logger.info("DBus daemon running on {} bus: {}", busType, DbusConfig.getBusname());
         } catch (DBusException e) {
-            logger.error("Dbus command failed", e);
-            throw new UnexpectedErrorException("Dbus command failed", e);
+            throw new UnexpectedErrorException("Dbus command failed, maybe signal-cli dbus daemon is already running: "
+                    + e.getMessage(), e);
         }
+
+        logger.info("DBus daemon running on {} bus: {}", busType, DbusConfig.getBusname());
     }
 
     private Thread exportMultiAccountManager(
             final DBusConnection conn, final Manager m, final boolean noReceiveOnStart
     ) {
-        try {
-            final var objectPath = DbusConfig.getObjectPath(m.getSelfNumber());
-            return exportDbusObject(conn, objectPath, m, noReceiveOnStart);
-        } catch (DBusException e) {
-            logger.error("Failed to export object", e);
-            return null;
-        }
+        final var objectPath = DbusConfig.getObjectPath(m.getSelfNumber());
+        return exportDbusObject(conn, objectPath, m, noReceiveOnStart);
     }
 
     private Thread exportDbusObject(
             final DBusConnection conn, final String objectPath, final Manager m, final boolean noReceiveOnStart
-    ) throws DBusException {
+    ) {
         final var signal = new DbusSignalImpl(m, conn, objectPath, noReceiveOnStart);
-        conn.exportObject(signal);
         final var initThread = new Thread(signal::initObjects);
+        initThread.setName("dbus-init");
         initThread.start();
 
-        logger.debug("Exported dbus object: " + objectPath);
-
         return initThread;
     }