Extract dbus client command handling

This commit is contained in:
AsamK 2023-06-02 22:43:18 +02:00
parent d0d3e20713
commit a7db3a5610
3 changed files with 198 additions and 136 deletions

View file

@ -5,9 +5,8 @@ import net.sourceforge.argparse4j.impl.Arguments;
import net.sourceforge.argparse4j.inf.ArgumentParser;
import net.sourceforge.argparse4j.inf.Namespace;
import org.asamk.Signal;
import org.asamk.SignalControl;
import org.asamk.signal.commands.Command;
import org.asamk.signal.commands.CommandHandler;
import org.asamk.signal.commands.Commands;
import org.asamk.signal.commands.LocalCommand;
import org.asamk.signal.commands.MultiLocalCommand;
@ -17,10 +16,7 @@ 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.DbusManagerImpl;
import org.asamk.signal.dbus.DbusMultiAccountManagerImpl;
import org.asamk.signal.dbus.DbusProvisioningManagerImpl;
import org.asamk.signal.dbus.DbusRegistrationManagerImpl;
import org.asamk.signal.dbus.DbusCommandHandler;
import org.asamk.signal.manager.Manager;
import org.asamk.signal.manager.RegistrationManager;
import org.asamk.signal.manager.Settings;
@ -30,13 +26,11 @@ import org.asamk.signal.manager.api.NotRegisteredException;
import org.asamk.signal.manager.api.ServiceEnvironment;
import org.asamk.signal.manager.api.TrustNewIdentity;
import org.asamk.signal.output.JsonWriterImpl;
import org.asamk.signal.output.OutputWriter;
import org.asamk.signal.output.PlainTextWriterImpl;
import org.asamk.signal.util.IOUtils;
import org.freedesktop.dbus.connections.impl.DBusConnection;
import org.freedesktop.dbus.connections.impl.DBusConnectionBuilder;
import org.freedesktop.dbus.errors.ServiceUnknown;
import org.freedesktop.dbus.errors.UnknownMethod;
import org.freedesktop.dbus.exceptions.DBusException;
import org.freedesktop.dbus.exceptions.DBusExecutionException;
import org.slf4j.Logger;
@ -140,13 +134,15 @@ public class App {
throw new UserErrorException("Command doesn't support output type " + outputType);
}
final var commandHandler = new CommandHandler(ns, outputWriter);
var account = ns.getString("account");
final var useDbus = Boolean.TRUE.equals(ns.getBoolean("global-dbus"));
final var useDbusSystem = Boolean.TRUE.equals(ns.getBoolean("global-dbus-system"));
if (useDbus || useDbusSystem) {
// If account is null, it will connect to the default object path
initDbusClient(command, account, useDbusSystem, outputWriter);
initDbusClient(command, account, useDbusSystem, commandHandler);
return;
}
@ -189,17 +185,17 @@ public class App {
throw new UserErrorException("You cannot specify a account (phone number) when linking");
}
handleProvisioningCommand(provisioningCommand, signalAccountFiles, outputWriter);
handleProvisioningCommand(provisioningCommand, signalAccountFiles, commandHandler);
return;
}
if (account == null) {
if (command instanceof MultiLocalCommand multiLocalCommand) {
handleMultiLocalCommand(multiLocalCommand, signalAccountFiles, outputWriter);
handleMultiLocalCommand(multiLocalCommand, signalAccountFiles, commandHandler);
return;
}
Set<String> accounts = null;
Set<String> accounts;
try {
accounts = signalAccountFiles.getAllLocalAccountNumbers();
} catch (IOException e) {
@ -218,7 +214,7 @@ public class App {
}
if (command instanceof RegistrationCommand registrationCommand) {
handleRegistrationCommand(registrationCommand, account, signalAccountFiles);
handleRegistrationCommand(registrationCommand, account, signalAccountFiles, commandHandler);
return;
}
@ -226,113 +222,56 @@ public class App {
throw new UserErrorException("Command only works in multi-account mode");
}
handleLocalCommand((LocalCommand) command, account, signalAccountFiles, outputWriter);
handleLocalCommand((LocalCommand) command, account, signalAccountFiles, commandHandler);
}
private void handleProvisioningCommand(
final ProvisioningCommand command,
final SignalAccountFiles signalAccountFiles,
final OutputWriter outputWriter
final CommandHandler commandHandler
) throws CommandException {
var pm = signalAccountFiles.initProvisioningManager();
command.handleCommand(ns, pm, outputWriter);
}
private void handleProvisioningCommand(
final ProvisioningCommand c, final DBusConnection dBusConn, final OutputWriter outputWriter
) throws CommandException, DBusException {
final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
DbusConfig.getObjectPath(),
SignalControl.class);
final var provisioningManager = new DbusProvisioningManagerImpl(signalControl, dBusConn);
try {
c.handleCommand(ns, provisioningManager, outputWriter);
} catch (UnsupportedOperationException e) {
throw new UserErrorException("Command is not yet implemented via dbus", e);
} catch (DBusExecutionException e) {
throw new UnexpectedErrorException(e.getMessage(), e);
}
commandHandler.handleProvisioningCommand(command, pm);
}
private void handleRegistrationCommand(
final RegistrationCommand command, final String account, final SignalAccountFiles signalAccountFiles
final RegistrationCommand command,
final String account,
final SignalAccountFiles signalAccountFiles,
final CommandHandler commandHandler
) throws CommandException {
try (final var manager = loadRegistrationManager(account, signalAccountFiles)) {
command.handleCommand(ns, manager);
try (final var rm = loadRegistrationManager(account, signalAccountFiles)) {
commandHandler.handleRegistrationCommand(command, rm);
} catch (IOException e) {
logger.warn("Cleanup failed", e);
}
}
private void handleRegistrationCommand(
final RegistrationCommand c, String account, final DBusConnection dBusConn, final OutputWriter outputWriter
) throws CommandException, DBusException {
final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
DbusConfig.getObjectPath(),
SignalControl.class);
try (final var registrationManager = new DbusRegistrationManagerImpl(account, signalControl, dBusConn)) {
c.handleCommand(ns, registrationManager);
} catch (UnsupportedOperationException e) {
throw new UserErrorException("Command is not yet implemented via dbus", e);
} catch (DBusExecutionException e) {
throw new UnexpectedErrorException(e.getMessage(), e);
}
}
private void handleLocalCommand(
final LocalCommand command,
final String account,
final SignalAccountFiles signalAccountFiles,
final OutputWriter outputWriter
final CommandHandler commandHandler
) throws CommandException {
try (var m = loadManager(account, signalAccountFiles)) {
command.handleCommand(ns, m, outputWriter);
commandHandler.handleLocalCommand(command, m);
} catch (IOException e) {
logger.warn("Cleanup failed", e);
}
}
private void handleLocalCommand(
final LocalCommand c,
String accountObjectPath,
final DBusConnection dBusConn,
final OutputWriter outputWriter
) throws CommandException, DBusException {
var signal = dBusConn.getRemoteObject(DbusConfig.getBusname(), accountObjectPath, Signal.class);
try (final var m = new DbusManagerImpl(signal, dBusConn)) {
c.handleCommand(ns, m, outputWriter);
} catch (UnsupportedOperationException e) {
throw new UserErrorException("Command is not yet implemented via dbus", e);
} catch (DBusExecutionException e) {
throw new UnexpectedErrorException(e.getMessage(), e);
}
}
private void handleMultiLocalCommand(
final MultiLocalCommand command,
final SignalAccountFiles signalAccountFiles,
final OutputWriter outputWriter
final CommandHandler commandHandler
) throws CommandException {
try (var multiAccountManager = signalAccountFiles.initMultiAccountManager()) {
command.handleCommand(ns, multiAccountManager, outputWriter);
commandHandler.handleMultiLocalCommand(command, multiAccountManager);
} catch (IOException e) {
throw new IOErrorException("Failed to load local accounts file", e);
}
}
private void handleMultiLocalCommand(
final MultiLocalCommand c, final DBusConnection dBusConn, final OutputWriter outputWriter
) throws CommandException, DBusException {
final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
DbusConfig.getObjectPath(),
SignalControl.class);
try (final var multiAccountManager = new DbusMultiAccountManagerImpl(signalControl, dBusConn)) {
c.handleCommand(ns, multiAccountManager, outputWriter);
} catch (UnsupportedOperationException e) {
throw new UserErrorException("Command is not yet implemented via dbus", e);
}
}
private RegistrationManager loadRegistrationManager(
final String account, final SignalAccountFiles signalAccountFiles
) throws UnexpectedErrorException {
@ -374,42 +313,12 @@ public class App {
}
private void initDbusClient(
final Command command, final String account, final boolean systemBus, final OutputWriter outputWriter
final Command command, final String account, final boolean systemBus, final CommandHandler commandHandler
) throws CommandException {
try {
DBusConnection.DBusBusType busType;
if (systemBus) {
busType = DBusConnection.DBusBusType.SYSTEM;
} else {
busType = DBusConnection.DBusBusType.SESSION;
}
final var busType = systemBus ? DBusConnection.DBusBusType.SYSTEM : DBusConnection.DBusBusType.SESSION;
try (var dBusConn = DBusConnectionBuilder.forType(busType).build()) {
if (command instanceof ProvisioningCommand c) {
if (account != null) {
throw new UserErrorException("You cannot specify a account (phone number) when linking");
}
handleProvisioningCommand(c, dBusConn, outputWriter);
return;
}
if (account == null && command instanceof MultiLocalCommand c) {
handleMultiLocalCommand(c, dBusConn, outputWriter);
return;
}
if (account != null && command instanceof RegistrationCommand c) {
handleRegistrationCommand(c, account, dBusConn, outputWriter);
return;
}
if (!(command instanceof LocalCommand localCommand)) {
throw new UserErrorException("Command only works in multi-account mode");
}
var accountObjectPath = account == null ? tryGetSingleAccountObjectPath(dBusConn) : null;
if (accountObjectPath == null) {
accountObjectPath = DbusConfig.getObjectPath(account);
}
handleLocalCommand(localCommand, accountObjectPath, dBusConn, outputWriter);
DbusCommandHandler.handleCommand(command, account, dBusConn, commandHandler);
}
} catch (ServiceUnknown e) {
throw new UserErrorException("signal-cli DBus daemon not running on "
@ -421,26 +330,6 @@ public class App {
}
}
private String tryGetSingleAccountObjectPath(final DBusConnection dBusConn) throws DBusException, CommandException {
var control = dBusConn.getRemoteObject(DbusConfig.getBusname(),
DbusConfig.getObjectPath(),
SignalControl.class);
try {
final var accounts = control.listAccounts();
if (accounts.size() == 0) {
throw new UserErrorException("No local users found, you first need to register or link an account");
} else if (accounts.size() > 1) {
throw new UserErrorException(
"Multiple users found, you need to specify an account (phone number) with -a");
}
return accounts.get(0).getPath();
} catch (UnknownMethod e) {
// dbus daemon not running in multi-account mode
return null;
}
}
/**
* @return the default data directory to be used by signal-cli.
*/

View file

@ -0,0 +1,43 @@
package org.asamk.signal.commands;
import net.sourceforge.argparse4j.inf.Namespace;
import org.asamk.signal.commands.exceptions.CommandException;
import org.asamk.signal.manager.Manager;
import org.asamk.signal.manager.MultiAccountManager;
import org.asamk.signal.manager.ProvisioningManager;
import org.asamk.signal.manager.RegistrationManager;
import org.asamk.signal.output.OutputWriter;
public class CommandHandler {
final Namespace ns;
final OutputWriter outputWriter;
public CommandHandler(final Namespace ns, final OutputWriter outputWriter) {
this.ns = ns;
this.outputWriter = outputWriter;
}
public void handleProvisioningCommand(
final ProvisioningCommand command, final ProvisioningManager provisioningManager
) throws CommandException {
command.handleCommand(ns, provisioningManager, outputWriter);
}
public void handleRegistrationCommand(
final RegistrationCommand command, final RegistrationManager registrationManager
) throws CommandException {
command.handleCommand(ns, registrationManager);
}
public void handleLocalCommand(final LocalCommand command, final Manager manager) throws CommandException {
command.handleCommand(ns, manager, outputWriter);
}
public void handleMultiLocalCommand(
final MultiLocalCommand command, MultiAccountManager multiAccountManager
) throws CommandException {
command.handleCommand(ns, multiAccountManager, outputWriter);
}
}

View file

@ -0,0 +1,130 @@
package org.asamk.signal.dbus;
import org.asamk.Signal;
import org.asamk.SignalControl;
import org.asamk.signal.DbusConfig;
import org.asamk.signal.commands.Command;
import org.asamk.signal.commands.CommandHandler;
import org.asamk.signal.commands.LocalCommand;
import org.asamk.signal.commands.MultiLocalCommand;
import org.asamk.signal.commands.ProvisioningCommand;
import org.asamk.signal.commands.RegistrationCommand;
import org.asamk.signal.commands.exceptions.CommandException;
import org.asamk.signal.commands.exceptions.UnexpectedErrorException;
import org.asamk.signal.commands.exceptions.UserErrorException;
import org.freedesktop.dbus.connections.impl.DBusConnection;
import org.freedesktop.dbus.errors.UnknownMethod;
import org.freedesktop.dbus.exceptions.DBusException;
import org.freedesktop.dbus.exceptions.DBusExecutionException;
public class DbusCommandHandler {
public static void handleCommand(
final Command command,
final String account,
final DBusConnection dBusConn,
final CommandHandler commandHandler
) throws CommandException, DBusException {
try {
if (command instanceof ProvisioningCommand c) {
if (account != null) {
throw new UserErrorException("You cannot specify a account (phone number) when linking");
}
handleProvisioningCommand(c, dBusConn, commandHandler);
return;
}
if (account == null && command instanceof MultiLocalCommand c) {
handleMultiLocalCommand(c, dBusConn, commandHandler);
return;
}
if (account != null && command instanceof RegistrationCommand c) {
handleRegistrationCommand(c, account, dBusConn, commandHandler);
return;
}
if (!(command instanceof LocalCommand localCommand)) {
throw new UserErrorException("Command only works in multi-account mode");
}
var accountObjectPath = account == null ? tryGetSingleAccountObjectPath(dBusConn) : null;
if (accountObjectPath == null) {
accountObjectPath = DbusConfig.getObjectPath(account);
}
handleLocalCommand(localCommand, accountObjectPath, dBusConn, commandHandler);
} catch (UnsupportedOperationException e) {
throw new UserErrorException("Command is not yet implemented via dbus", e);
} catch (DBusExecutionException e) {
throw new UnexpectedErrorException(e.getMessage(), e);
}
}
private static String tryGetSingleAccountObjectPath(final DBusConnection dBusConn) throws DBusException, CommandException {
var control = dBusConn.getRemoteObject(DbusConfig.getBusname(),
DbusConfig.getObjectPath(),
SignalControl.class);
try {
final var accounts = control.listAccounts();
if (accounts.size() == 0) {
throw new UserErrorException("No local users found, you first need to register or link an account");
} else if (accounts.size() > 1) {
throw new UserErrorException(
"Multiple users found, you need to specify an account (phone number) with -a");
}
return accounts.get(0).getPath();
} catch (UnknownMethod e) {
// dbus daemon not running in multi-account mode
return null;
}
}
private static void handleMultiLocalCommand(
final MultiLocalCommand c, final DBusConnection dBusConn, final CommandHandler commandHandler
) throws CommandException, DBusException {
final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
DbusConfig.getObjectPath(),
SignalControl.class);
try (final var multiAccountManager = new DbusMultiAccountManagerImpl(signalControl, dBusConn)) {
commandHandler.handleMultiLocalCommand(c, multiAccountManager);
}
}
private static void handleLocalCommand(
final LocalCommand c,
String accountObjectPath,
final DBusConnection dBusConn,
final CommandHandler commandHandler
) throws CommandException, DBusException {
var signal = dBusConn.getRemoteObject(DbusConfig.getBusname(), accountObjectPath, Signal.class);
try (final var manager = new DbusManagerImpl(signal, dBusConn)) {
commandHandler.handleLocalCommand(c, manager);
}
}
private static void handleRegistrationCommand(
final RegistrationCommand c,
String account,
final DBusConnection dBusConn,
final CommandHandler commandHandler
) throws CommandException, DBusException {
final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
DbusConfig.getObjectPath(),
SignalControl.class);
try (final var registrationManager = new DbusRegistrationManagerImpl(account, signalControl, dBusConn)) {
commandHandler.handleRegistrationCommand(c, registrationManager);
}
}
private static void handleProvisioningCommand(
final ProvisioningCommand c, final DBusConnection dBusConn, final CommandHandler commandHandler
) throws CommandException, DBusException {
final var signalControl = dBusConn.getRemoteObject(DbusConfig.getBusname(),
DbusConfig.getObjectPath(),
SignalControl.class);
final var provisioningManager = new DbusProvisioningManagerImpl(signalControl, dBusConn);
commandHandler.handleProvisioningCommand(c, provisioningManager);
}
}