def _check_already_running(self):
self.logger.info(f'Check if we are already running a Tribler instance in: {self.working_dir}')
self.process_checker = ProcessChecker()
if self.process_checker.already_running:
self.logger.error(f"Another Tribler instance is already using directory: {self.working_dir}")
asyncio.get_running_loop().stop()
def clicked_force_shutdown(self):
process_checker = ProcessChecker()
if process_checker.already_running:
core_pid = process_checker.get_pid_from_lock_file()
os.kill(int(core_pid), 9)
# Stop the Qt application
QApplication.quit()
def test_dead_pid_in_lock_file(tmpdir):
"""Testing whether the process checker returns false when there is a dead pid in the lock file."""
dead_pid = 134824733
create_lock_file_with_pid(tmpdir, dead_pid)
process_checker = ProcessChecker(state_directory=Path(tmpdir))
assert not process_checker.is_pid_running(dead_pid)
assert not process_checker.already_running
def test_own_pid_in_lock_file(tmpdir):
"""
Testing whether the process checker returns True when it finds its own pid in the lock file
"""
create_lock_file_with_pid(tmpdir, os.getpid())
process_checker = ProcessChecker(state_directory=Path(tmpdir))
assert process_checker.already_running
def test_invalid_pid_in_lock_file(tmpdir):
"""
Testing pid should be -1 if the lock file is invalid
"""
with open(tmpdir / LOCK_FILE_NAME, 'wb') as lock_file:
lock_file.write(b"Hello world")
process_checker = ProcessChecker(state_directory=Path(tmpdir))
assert process_checker.get_pid_from_lock_file() == -1
async def start_tribler(self, options):
"""
Main method to startup Tribler.
"""
async def signal_handler(sig):
print("Received shut down signal %s" % sig)
if not self._stopping:
self._stopping = True
await self.session.shutdown()
print("Tribler shut down")
get_event_loop().stop()
self.process_checker.remove_lock_file()
signal.signal(signal.SIGINT, lambda sig, _: ensure_future(signal_handler(sig)))
signal.signal(signal.SIGTERM, lambda sig, _: ensure_future(signal_handler(sig)))
statedir = Path(options.statedir or Path(get_appstate_dir(), '.Tribler'))
config = TriblerConfig(statedir, config_file=statedir / 'triblerd.conf')
# Check if we are already running a Tribler instance
self.process_checker = ProcessChecker()
if self.process_checker.already_running:
print("Another Tribler instance is already using statedir %s" % config.get_state_dir())
get_event_loop().stop()
return
print("Starting Tribler")
if options.restapi > 0:
config.set_http_api_enabled(True)
config.set_http_api_port(options.restapi)
if options.ipv8 > 0:
config.set_ipv8_port(options.ipv8)
elif options.ipv8 == 0:
config.set_ipv8_enabled(False)
if options.libtorrent != -1 and options.libtorrent > 0:
config.set_libtorrent_port(options.libtorrent)
if options.ipv8_bootstrap_override is not None:
config.set_ipv8_bootstrap_override(options.ipv8_bootstrap_override)
if options.testnet:
config.set_testnet(True)
self.session = Session(config)
try:
await self.session.start()
except Exception as e:
print(str(e))
get_event_loop().stop()
else:
print("Tribler started")
async def start_tribler():
# Check if we are already running a Tribler instance
process_checker = ProcessChecker(root_state_dir)
if process_checker.already_running:
return
process_checker.create_lock_file()
# Before any upgrade, prepare a separate state directory for the update version so it does not
# affect the older version state directory. This allows for safe rollback.
version_history = VersionHistory(root_state_dir)
version_history.fork_state_directory_if_necessary()
version_history.save_if_necessary()
state_dir = version_history.code_version.directory
config = TriblerConfig(state_dir,
config_file=state_dir / CONFIG_FILENAME,
reset_config_on_error=True)
if not config.get_core_error_reporting_requires_user_consent():
SentryReporter.global_strategy = SentryStrategy.SEND_ALLOWED
config.set_api_http_port(int(api_port))
# If the API key is set to an empty string, it will remain disabled
if config.get_api_key() not in ('', api_key):
config.set_api_key(api_key)
config.write(
) # Immediately write the API key so other applications can use it
config.set_api_http_enabled(True)
priority_order = config.get_cpu_priority_order()
set_process_priority(pid=os.getpid(), priority_order=priority_order)
global trace_logger
# Enable tracer if --trace-debug or --trace-exceptions flag is present in sys.argv
trace_logger = check_and_enable_code_tracing('core',
config.get_log_dir())
session = Session(config, core_test_mode=core_test_mode)
signal.signal(signal.SIGTERM,
lambda signum, stack: shutdown(session, signum, stack))
await session.start()
def __init__(self, session):
super().__init__(session)
self.process_checker = ProcessChecker()
def test_other_instance_running(tmpdir, background_process):
"""Testing whether the process checker returns true when another process is running."""
create_lock_file_with_pid(tmpdir, background_process.pid)
process_checker = ProcessChecker(state_directory=Path(tmpdir))
assert process_checker.is_pid_running(background_process.pid)
assert process_checker.already_running
def process_checker(tmpdir):
return ProcessChecker(state_directory=Path(tmpdir))
def start_tribler(self, options):
"""
Main method to startup Tribler.
"""
def on_tribler_shutdown(_):
msg("Tribler shut down")
reactor.stop()
self.process_checker.remove_lock_file()
def signal_handler(sig, _):
msg("Received shut down signal %s" % sig)
if not self._stopping:
self._stopping = True
self.session.shutdown().addCallback(on_tribler_shutdown)
signal.signal(signal.SIGINT, signal_handler)
signal.signal(signal.SIGTERM, signal_handler)
config = TriblerConfig()
self.process_checker = ProcessChecker()
if self.process_checker.already_running:
self.shutdown_process(
"Another Tribler instance is already using statedir %s" %
config.get_state_dir())
return
# Enable exitnode if set in options
if "exitnode" in options and options["exitnode"]:
msg("Enabling exitnode")
config.set_tunnel_community_enabled(True)
config.set_tunnel_community_exitnode_enabled(True)
else:
config.set_tunnel_community_exitnode_enabled(False)
# Enable bitcoin testnet
if "testnet" in options and options["testnet"]:
msg("Enabling bitcoin testnet")
config.set_testnet(True)
# Enable dummy wallets
if "dummy" in options and options["dummy"]:
msg("Enabling dummy wallets")
config.set_dummy_wallets_enabled(True)
# Enable record transactions
msg("Enabling record transactions")
config.set_record_transactions(True)
# Minimize functionality enabled for plebnet
# For now, config taken from market_plugin in devos tribler repo
config.set_http_api_enabled(True)
config.set_video_server_enabled(False)
config.set_torrent_search_enabled(False)
config.set_channel_search_enabled(False)
config.set_mainline_dht_enabled(True)
config.set_dht_enabled(True)
config.set_chant_enabled(False)
config.set_bitcoinlib_enabled(True)
msg("Starting Tribler")
if options["statedir"]:
config.set_state_dir(options["statedir"])
if options["restapi"] > 0:
config.set_http_api_enabled(True)
config.set_http_api_port(options["restapi"])
if options["dispersy"] != -1 and options["dispersy"] > 0:
config.set_dispersy_port(options["dispersy"])
if options["libtorrent"] != -1 and options["libtorrent"] > 0:
config.set_libtorrent_port(options["libtorrent"])
self.session = Session(config)
self.session.start().addErrback(
lambda failure: self.shutdown_process(failure.getErrorMessage()))
msg("Tribler started")
def get_existing_tribler_pid():
""" Get PID of existing instance if present from the lock file (if any)"""
process_checker = ProcessChecker()
if process_checker.already_running:
return process_checker.get_pid_from_lock_file()
return -1
def __init__(self, session):
super(ShutdownEndpoint, self).__init__(session)
self.process_checker = ProcessChecker()