def trinity_boot(args: Namespace,
trinity_config: TrinityConfig,
extra_kwargs: Dict[str, Any],
listener: logging.handlers.QueueListener,
logger: logging.Logger) -> Tuple[multiprocessing.Process, ...]:
# start the listener thread to handle logs produced by other processes in
# the local logger.
listener.start()
ensure_beacon_dirs(trinity_config.get_app_config(BeaconAppConfig))
# First initialize the database process.
database_server_process = ctx.Process(
name="DB",
target=run_database_process,
args=(
trinity_config,
LevelDB,
),
kwargs=extra_kwargs,
)
# start the processes
database_server_process.start()
logger.info("Started DB server process (pid=%d)", database_server_process.pid)
try:
wait_for_ipc(trinity_config.database_ipc_path)
except TimeoutError as e:
logger.error("Timeout waiting for database to start. Exiting...")
kill_process_gracefully(database_server_process, logger)
ArgumentParser().error(message="Timed out waiting for database start")
return None
return (database_server_process,)
def trinity_boot(boot_info: BootInfo) -> Tuple[multiprocessing.Process, ...]:
logger = logging.getLogger('trinity')
trinity_config = boot_info.trinity_config
ensure_beacon_dirs(trinity_config.get_app_config(BeaconAppConfig))
# First initialize the database process.
database_server_process = ctx.Process(
name="DB",
target=run_database_process,
args=(
boot_info,
LevelDB,
),
)
# start the processes
database_server_process.start()
logger.info("Started DB server process (pid=%d)", database_server_process.pid)
try:
wait_for_ipc(trinity_config.database_ipc_path)
except TimeoutError:
logger.error("Timeout waiting for database to start. Exiting...")
kill_process_gracefully(database_server_process, logger)
ArgumentParser().error(message="Timed out waiting for database start")
return None
return (database_server_process,)
def _initialize_beacon_filesystem_and_db(boot_info: BootInfo) -> None:
app_config = boot_info.trinity_config.get_app_config(BeaconAppConfig)
ensure_beacon_dirs(app_config)
base_db = LevelDB(db_path=app_config.database_dir)
chain_config = app_config.get_chain_config()
chaindb = BeaconChainDB(base_db)
if not is_beacon_database_initialized(chaindb):
initialize_beacon_database(chain_config, chaindb, base_db)
def trinity_boot(args: Namespace, trinity_config: TrinityConfig,
extra_kwargs: Dict[str, Any], plugin_manager: PluginManager,
listener: logging.handlers.QueueListener,
main_endpoint: TrinityMainEventBusEndpoint,
logger: logging.Logger) -> None:
# start the listener thread to handle logs produced by other processes in
# the local logger.
listener.start()
ensure_beacon_dirs(trinity_config.get_app_config(BeaconAppConfig))
# First initialize the database process.
database_server_process = ctx.Process(
name="DB",
target=run_database_process,
args=(
trinity_config,
LevelDB,
),
kwargs=extra_kwargs,
)
# start the processes
database_server_process.start()
logger.info("Started DB server process (pid=%d)",
database_server_process.pid)
try:
wait_for_ipc(trinity_config.database_ipc_path)
except TimeoutError as e:
logger.error("Timeout waiting for database to start. Exiting...")
kill_process_gracefully(database_server_process, logger)
ArgumentParser().error(message="Timed out waiting for database start")
def kill_trinity_with_reason(reason: str) -> None:
kill_trinity_gracefully(trinity_config,
logger, (),
plugin_manager,
main_endpoint,
reason=reason)
main_endpoint.subscribe(ShutdownRequest,
lambda ev: kill_trinity_with_reason(ev.reason))
plugin_manager.prepare(args, trinity_config, extra_kwargs)
try:
loop = asyncio.get_event_loop()
loop.add_signal_handler(signal.SIGTERM,
lambda: kill_trinity_with_reason("SIGTERM"))
loop.run_forever()
loop.close()
except KeyboardInterrupt:
kill_trinity_with_reason("CTRL+C / Keyboard Interrupt")
def trinity_boot(boot_info: BootInfo) -> None:
trinity_config = boot_info.trinity_config
ensure_beacon_dirs(trinity_config.get_app_config(BeaconAppConfig))