]> nmode's Git Repositories - signal-cli/blobdiff - src/main/java/org/asamk/signal/Main.java
Change meaning of -v flag from --version to --verbose
[signal-cli] / src / main / java / org / asamk / signal / Main.java
index 562267c488ae3effcccaf5525172caac9f899406..3da4fbcba6459e2628d687d8e6d240c8bf4c33e9 100644 (file)
@@ -1,5 +1,5 @@
 /*
-  Copyright (C) 2015-2020 AsamK and contributors
+  Copyright (C) 2015-2022 AsamK and contributors
 
   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
 package org.asamk.signal;
 
 import net.sourceforge.argparse4j.ArgumentParsers;
+import net.sourceforge.argparse4j.DefaultSettings;
 import net.sourceforge.argparse4j.impl.Arguments;
-import net.sourceforge.argparse4j.inf.ArgumentParser;
 import net.sourceforge.argparse4j.inf.ArgumentParserException;
-import net.sourceforge.argparse4j.inf.MutuallyExclusiveGroup;
 import net.sourceforge.argparse4j.inf.Namespace;
-import net.sourceforge.argparse4j.inf.Subparser;
-import net.sourceforge.argparse4j.inf.Subparsers;
 
-import org.asamk.Signal;
-import org.asamk.signal.commands.Command;
-import org.asamk.signal.commands.Commands;
-import org.asamk.signal.commands.DbusCommand;
-import org.asamk.signal.commands.ExtendedDbusCommand;
-import org.asamk.signal.commands.LocalCommand;
-import org.asamk.signal.commands.ProvisioningCommand;
-import org.asamk.signal.dbus.DbusSignalImpl;
-import org.asamk.signal.manager.Manager;
-import org.asamk.signal.manager.ProvisioningManager;
-import org.asamk.signal.manager.ServiceConfig;
-import org.asamk.signal.util.IOUtils;
+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.UntrustedKeyErrorException;
+import org.asamk.signal.commands.exceptions.UserErrorException;
+import org.asamk.signal.manager.ManagerLogger;
 import org.asamk.signal.util.SecurityProvider;
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
-import org.freedesktop.dbus.connections.impl.DBusConnection;
-import org.freedesktop.dbus.exceptions.DBusException;
-import org.whispersystems.signalservice.api.push.exceptions.AuthorizationFailedException;
-import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
+import org.slf4j.bridge.SLF4JBridgeHandler;
 
 import java.io.File;
-import java.io.IOException;
 import java.security.Security;
-import java.util.Map;
-
-import static org.whispersystems.signalservice.internal.util.Util.isEmpty;
 
 public class Main {
 
     public static void main(String[] args) {
+        // enable unlimited strength crypto via Policy, supported on relevant JREs
+        Security.setProperty("crypto.policy", "unlimited");
         installSecurityProviderWorkaround();
 
-        Namespace ns = parseArgs(args);
-        if (ns == null) {
-            System.exit(1);
-        }
-
-        int res = handleCommands(ns);
-        System.exit(res);
-    }
+        // Configuring the logger needs to happen before any logger is initialized
 
-    public static void installSecurityProviderWorkaround() {
-        // Register our own security provider
-        Security.insertProviderAt(new SecurityProvider(), 1);
-        Security.addProvider(new BouncyCastleProvider());
-    }
+        final var nsLog = parseArgs(args);
+        final var verboseLevel = nsLog == null ? 0 : nsLog.getInt("verbose");
+        final var logFile = nsLog == null ? null : nsLog.<File>get("log-file");
+        configureLogging(verboseLevel, logFile);
 
-    private static int handleCommands(Namespace ns) {
-        final String username = ns.getString("username");
+        var parser = App.buildArgumentParser();
 
-        if (ns.getBoolean("dbus") || ns.getBoolean("dbus_system")) {
-            try {
-                DBusConnection.DBusBusType busType;
-                if (ns.getBoolean("dbus_system")) {
-                    busType = DBusConnection.DBusBusType.SYSTEM;
-                } else {
-                    busType = DBusConnection.DBusBusType.SESSION;
-                }
-                try (DBusConnection dBusConn = DBusConnection.getConnection(busType)) {
-                    Signal ts = dBusConn.getRemoteObject(
-                            DbusConfig.SIGNAL_BUSNAME, DbusConfig.SIGNAL_OBJECTPATH,
-                            Signal.class);
+        var ns = parser.parseArgsOrFail(args);
 
-                    return handleCommands(ns, ts, dBusConn);
-                }
-            } catch (UnsatisfiedLinkError e) {
-                System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
-                return 1;
-            } catch (DBusException | IOException e) {
-                e.printStackTrace();
-                return 3;
-            }
-        } else {
-            String dataPath = ns.getString("config");
-            if (isEmpty(dataPath)) {
-                dataPath = getDefaultDataPath();
-            }
-
-            if (username == null) {
-                ProvisioningManager pm = new ProvisioningManager(dataPath, ServiceConfig.createDefaultServiceConfiguration(BaseConfig.USER_AGENT), BaseConfig.USER_AGENT);
-                return handleCommands(ns, pm);
-            }
-
-            Manager manager;
-            try {
-                manager = Manager.init(username, dataPath, ServiceConfig.createDefaultServiceConfiguration(BaseConfig.USER_AGENT), BaseConfig.USER_AGENT);
-            } catch (Throwable e) {
-                System.err.println("Error loading state file: " + e.getMessage());
-                return 2;
-            }
-
-            try (Manager m = manager) {
-                try {
-                    m.checkAccountState();
-                } catch (AuthorizationFailedException e) {
-                    if (!"register".equals(ns.getString("command"))) {
-                        // Register command should still be possible, if current authorization fails
-                        System.err.println("Authorization failed, was the number registered elsewhere?");
-                        return 2;
-                    }
-                } catch (IOException e) {
-                    System.err.println("Error while checking account: " + e.getMessage());
-                    return 2;
-                }
-
-                return handleCommands(ns, m);
-            } catch (IOException e) {
-                e.printStackTrace();
-                return 3;
-            }
-        }
-    }
-
-    private static int handleCommands(Namespace ns, Signal ts, DBusConnection dBusConn) {
-        String commandKey = ns.getString("command");
-        final Map<String, Command> commands = Commands.getCommands();
-        if (commands.containsKey(commandKey)) {
-            Command command = commands.get(commandKey);
-
-            if (command instanceof ExtendedDbusCommand) {
-                return ((ExtendedDbusCommand) command).handleCommand(ns, ts, dBusConn);
-            } else if (command instanceof DbusCommand) {
-                return ((DbusCommand) command).handleCommand(ns, ts);
-            } else {
-                System.err.println(commandKey + " is not yet implemented via dbus");
-                return 1;
-            }
-        }
-        return 0;
-    }
-
-    private static int handleCommands(Namespace ns, ProvisioningManager pm) {
-        String commandKey = ns.getString("command");
-        final Map<String, Command> commands = Commands.getCommands();
-        if (commands.containsKey(commandKey)) {
-            Command command = commands.get(commandKey);
-
-            if (command instanceof ProvisioningCommand) {
-                return ((ProvisioningCommand) command).handleCommand(ns, pm);
-            } else {
-                System.err.println(commandKey + " only works with a username");
-                return 1;
-            }
-        }
-        return 0;
-    }
-
-    private static int handleCommands(Namespace ns, Manager m) {
-        String commandKey = ns.getString("command");
-        final Map<String, Command> commands = Commands.getCommands();
-        if (commands.containsKey(commandKey)) {
-            Command command = commands.get(commandKey);
-
-            if (command instanceof LocalCommand) {
-                return ((LocalCommand) command).handleCommand(ns, m);
-            } else if (command instanceof DbusCommand) {
-                return ((DbusCommand) command).handleCommand(ns, new DbusSignalImpl(m));
-            } else if (command instanceof ExtendedDbusCommand) {
-                System.err.println(commandKey + " only works via dbus");
+        int status = 0;
+        try {
+            new App(ns).init();
+        } catch (CommandException e) {
+            System.err.println(e.getMessage());
+            if (verboseLevel > 0 && e.getCause() != null) {
+                e.getCause().printStackTrace();
             }
-            return 1;
+            status = getStatusForError(e);
+        } catch (Throwable e) {
+            e.printStackTrace();
+            status = 2;
         }
-        return 0;
+        System.exit(status);
     }
 
-    /**
-     * Uses $XDG_DATA_HOME/signal-cli if it exists, or if none of the legacy directories exist:
-     * - $HOME/.config/signal
-     * - $HOME/.config/textsecure
-     *
-     * @return the data directory to be used by signal-cli.
-     */
-    private static String getDefaultDataPath() {
-        String dataPath = IOUtils.getDataHomeDir() + "/signal-cli";
-        if (new File(dataPath).exists()) {
-            return dataPath;
-        }
-
-        String legacySettingsPath = System.getProperty("user.home") + "/.config/signal";
-        if (new File(legacySettingsPath).exists()) {
-            return legacySettingsPath;
-        }
-
-        legacySettingsPath = System.getProperty("user.home") + "/.config/textsecure";
-        if (new File(legacySettingsPath).exists()) {
-            return legacySettingsPath;
-        }
-
-        return dataPath;
+    private static void installSecurityProviderWorkaround() {
+        // Register our own security provider
+        Security.insertProviderAt(new SecurityProvider(), 1);
+        Security.addProvider(new BouncyCastleProvider());
     }
 
     private static Namespace parseArgs(String[] args) {
-        ArgumentParser parser = ArgumentParsers.newFor("signal-cli")
+        var parser = ArgumentParsers.newFor("signal-cli", DefaultSettings.VERSION_0_9_0_DEFAULT_SETTINGS)
+                .includeArgumentNamesAsKeysInResult(true)
                 .build()
-                .defaultHelp(true)
-                .description("Commandline interface for Signal.")
-                .version(BaseConfig.PROJECT_NAME + " " + BaseConfig.PROJECT_VERSION);
+                .defaultHelp(false);
+        parser.addArgument("-v", "--verbose").action(Arguments.count());
+        parser.addArgument("--log-file").type(File.class);
 
-        parser.addArgument("-v", "--version")
-                .help("Show package version.")
-                .action(Arguments.version());
-        parser.addArgument("--config")
-                .help("Set the path, where to store the config (Default: $XDG_DATA_HOME/signal-cli , $HOME/.local/share/signal-cli).");
-
-        MutuallyExclusiveGroup mut = parser.addMutuallyExclusiveGroup();
-        mut.addArgument("-u", "--username")
-                .help("Specify your phone number, that will be used for verification.");
-        mut.addArgument("--dbus")
-                .help("Make request via user dbus.")
-                .action(Arguments.storeTrue());
-        mut.addArgument("--dbus-system")
-                .help("Make request via system dbus.")
-                .action(Arguments.storeTrue());
-
-        Subparsers subparsers = parser.addSubparsers()
-                .title("subcommands")
-                .dest("command")
-                .description("valid subcommands")
-                .help("additional help");
-
-        final Map<String, Command> commands = Commands.getCommands();
-        for (Map.Entry<String, Command> entry : commands.entrySet()) {
-            Subparser subparser = subparsers.addParser(entry.getKey());
-            entry.getValue().attachToSubparser(subparser);
-        }
-
-        Namespace ns;
         try {
-            ns = parser.parseArgs(args);
+            return parser.parseKnownArgs(args, null);
         } catch (ArgumentParserException e) {
-            parser.handleError(e);
             return null;
         }
+    }
 
-        if ("link".equals(ns.getString("command"))) {
-            if (ns.getString("username") != null) {
-                parser.printUsage();
-                System.err.println("You cannot specify a username (phone number) when linking");
-                System.exit(2);
-            }
-        } else if (!ns.getBoolean("dbus") && !ns.getBoolean("dbus_system")) {
-            if (ns.getString("username") == null) {
-                parser.printUsage();
-                System.err.println("You need to specify a username (phone number)");
-                System.exit(2);
-            }
-            if (!PhoneNumberFormatter.isValidNumber(ns.getString("username"), null)) {
-                System.err.println("Invalid username (phone number), make sure you include the country code.");
-                System.exit(2);
-            }
+    private static void configureLogging(final int verboseLevel, final File logFile) {
+        LogConfigurator.setVerboseLevel(verboseLevel);
+        LogConfigurator.setLogFile(logFile);
+
+        if (verboseLevel > 0) {
+            java.util.logging.Logger.getLogger("")
+                    .setLevel(verboseLevel > 2 ? java.util.logging.Level.FINEST : java.util.logging.Level.INFO);
+            ManagerLogger.initLogger();
         }
-        if (ns.getList("recipient") != null && !ns.getList("recipient").isEmpty() && ns.getString("group") != null) {
-            System.err.println("You cannot specify recipients by phone number and groups at the same time");
-            System.exit(2);
+        SLF4JBridgeHandler.removeHandlersForRootLogger();
+        SLF4JBridgeHandler.install();
+    }
+
+    private static int getStatusForError(final CommandException e) {
+        if (e instanceof UserErrorException) {
+            return 1;
+        } else if (e instanceof UnexpectedErrorException) {
+            return 2;
+        } else if (e instanceof IOErrorException) {
+            return 3;
+        } else if (e instanceof UntrustedKeyErrorException) {
+            return 4;
+        } else {
+            return 2;
         }
-        return ns;
     }
 }