2020-05-21 05:09:25 +03:00
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import asyncio
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2022-02-15 23:22:23 +03:00
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import functools
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2021-05-26 22:18:12 +03:00
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import os
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2020-05-21 05:09:25 +03:00
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import logging
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import logging.config
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import signal
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2020-08-17 16:42:24 +03:00
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from sys import platform
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2021-03-10 05:27:27 +03:00
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from typing import Any, Callable, List, Optional, Tuple
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2020-05-21 05:09:25 +03:00
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2021-06-24 21:10:46 +03:00
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from chia.daemon.server import singleton, service_launch_lock_path
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2021-04-04 06:55:26 +03:00
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from chia.server.ssl_context import chia_ssl_ca_paths, private_ssl_ca_paths
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2021-02-04 04:57:52 +03:00
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2020-05-21 05:09:25 +03:00
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try:
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import uvloop
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except ImportError:
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uvloop = None
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2021-04-04 06:55:26 +03:00
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from chia.rpc.rpc_server import start_rpc_server
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from chia.server.outbound_message import NodeType
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from chia.server.server import ChiaServer
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2021-05-20 03:41:53 +03:00
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from chia.server.upnp import UPnP
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2021-04-04 06:55:26 +03:00
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from chia.types.peer_info import PeerInfo
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from chia.util.chia_logging import initialize_logging
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from chia.util.config import load_config, load_config_cli
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from chia.util.setproctitle import setproctitle
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from chia.util.ints import uint16
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2020-05-21 05:09:25 +03:00
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from .reconnect_task import start_reconnect_task
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2021-05-26 22:18:12 +03:00
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# this is used to detect whether we are running in the main process or not, in
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# signal handlers. We need to ignore signals in the sub processes.
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main_pid: Optional[int] = None
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2020-05-21 05:09:25 +03:00
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class Service:
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def __init__(
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self,
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root_path,
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2020-10-16 04:03:46 +03:00
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node: Any,
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peer_api: Any,
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2020-05-21 05:09:25 +03:00
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node_type: NodeType,
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advertised_port: int,
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service_name: str,
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2021-03-11 02:43:02 +03:00
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network_id: str,
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2022-03-18 00:58:30 +03:00
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*,
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2020-10-09 21:42:14 +03:00
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upnp_ports: List[int] = [],
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2020-05-21 05:09:25 +03:00
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server_listen_ports: List[int] = [],
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connect_peers: List[PeerInfo] = [],
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2020-06-17 02:46:51 +03:00
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auth_connect_peers: bool = True,
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2020-10-16 04:03:46 +03:00
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on_connect_callback: Optional[Callable] = None,
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2020-06-17 02:46:51 +03:00
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rpc_info: Optional[Tuple[type, int]] = None,
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2020-06-27 18:44:51 +03:00
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parse_cli_args=True,
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2020-12-01 07:08:25 +03:00
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connect_to_daemon=True,
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2022-03-18 00:58:30 +03:00
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running_new_process=True,
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2022-02-19 23:39:17 +03:00
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service_name_prefix="",
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2022-05-14 12:08:10 +03:00
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max_request_body_size: Optional[int] = None,
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2021-04-02 20:37:01 +03:00
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) -> None:
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2021-01-03 04:03:18 +03:00
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self.root_path = root_path
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self.config = load_config(root_path, "config.yaml")
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ping_interval = self.config.get("ping_interval")
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self.self_hostname = self.config.get("self_hostname")
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self.daemon_port = self.config.get("daemon_port")
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2020-05-21 05:09:25 +03:00
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assert ping_interval is not None
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2020-12-01 07:08:25 +03:00
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self._connect_to_daemon = connect_to_daemon
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2020-05-21 05:09:25 +03:00
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self._node_type = node_type
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2020-07-25 06:46:18 +03:00
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self._service_name = service_name
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2021-04-02 20:37:01 +03:00
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self._rpc_task: Optional[asyncio.Task] = None
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self._rpc_close_task: Optional[asyncio.Task] = None
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2021-03-11 02:43:02 +03:00
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self._network_id: str = network_id
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2022-05-14 12:08:10 +03:00
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self.max_request_body_size = max_request_body_size
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2022-03-18 00:58:30 +03:00
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self._running_new_process = running_new_process
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# when we start this service as a component of an existing process,
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# don't change its proctitle
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if running_new_process:
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proctitle_name = f"chia_{service_name_prefix}{service_name}"
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setproctitle(proctitle_name)
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2020-05-21 05:09:25 +03:00
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self._log = logging.getLogger(service_name)
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2021-02-11 05:42:49 +03:00
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2020-06-27 18:44:51 +03:00
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if parse_cli_args:
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2020-10-12 21:53:05 +03:00
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service_config = load_config_cli(root_path, "config.yaml", service_name)
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2020-06-27 18:44:51 +03:00
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else:
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2020-10-12 21:53:05 +03:00
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service_config = load_config(root_path, "config.yaml", service_name)
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2022-03-18 00:58:30 +03:00
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# only initialize logging once per process
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if running_new_process:
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initialize_logging(service_name, service_config["logging"], root_path)
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2020-05-21 05:09:25 +03:00
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2020-06-17 02:46:51 +03:00
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self._rpc_info = rpc_info
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2021-02-04 04:57:52 +03:00
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private_ca_crt, private_ca_key = private_ssl_ca_paths(root_path, self.config)
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chia_ca_crt, chia_ca_key = chia_ssl_ca_paths(root_path, self.config)
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2021-03-10 09:48:34 +03:00
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inbound_rlp = self.config.get("inbound_rate_limit_percent")
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outbound_rlp = self.config.get("outbound_rate_limit_percent")
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2022-02-18 00:35:41 +03:00
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if node_type == NodeType.WALLET:
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2022-01-29 06:16:47 +03:00
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inbound_rlp = service_config.get("inbound_rate_limit_percent", inbound_rlp)
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2022-02-18 00:35:41 +03:00
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outbound_rlp = 60
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2022-01-29 06:16:47 +03:00
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2021-03-10 09:48:34 +03:00
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assert inbound_rlp and outbound_rlp
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2020-05-21 05:09:25 +03:00
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self._server = ChiaServer(
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2020-06-17 02:46:51 +03:00
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advertised_port,
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2021-01-06 07:13:39 +03:00
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node,
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2020-10-16 04:03:46 +03:00
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peer_api,
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2020-05-21 05:09:25 +03:00
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node_type,
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ping_interval,
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network_id,
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2021-03-10 09:48:34 +03:00
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inbound_rlp,
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outbound_rlp,
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2020-11-11 07:14:06 +03:00
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root_path,
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service_config,
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2021-02-04 04:57:52 +03:00
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(private_ca_crt, private_ca_key),
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(chia_ca_crt, chia_ca_key),
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2020-06-19 08:54:17 +03:00
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name=f"{service_name}_server",
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2020-05-21 05:09:25 +03:00
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)
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2020-12-01 12:16:14 +03:00
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f = getattr(node, "set_server", None)
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if f:
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f(self._server)
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else:
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self._log.warning(f"No set_server method for {service_name}")
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2020-05-21 05:09:25 +03:00
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self._connect_peers = connect_peers
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2020-06-17 02:46:51 +03:00
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self._auth_connect_peers = auth_connect_peers
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2020-10-09 21:42:14 +03:00
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self._upnp_ports = upnp_ports
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2020-05-21 05:09:25 +03:00
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self._server_listen_ports = server_listen_ports
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2020-11-11 07:14:06 +03:00
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self._api = peer_api
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self._node = node
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2020-10-09 22:37:57 +03:00
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self._did_start = False
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self._is_stopping = asyncio.Event()
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2020-08-17 18:28:14 +03:00
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self._stopped_by_rpc = False
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2020-05-21 05:09:25 +03:00
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self._on_connect_callback = on_connect_callback
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2020-06-17 02:46:51 +03:00
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self._advertised_port = advertised_port
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2020-10-13 23:26:22 +03:00
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self._reconnect_tasks: List[asyncio.Task] = []
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2021-05-20 03:41:53 +03:00
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self.upnp: Optional[UPnP] = None
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2020-05-21 05:09:25 +03:00
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2021-04-02 20:37:01 +03:00
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async def start(self, **kwargs) -> None:
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2020-10-09 22:37:57 +03:00
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# we include `kwargs` as a hack for the wallet, which for some
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# reason allows parameters to `_start`. This is serious BRAIN DAMAGE,
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# and should be fixed at some point.
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# TODO: move those parameters to `__init__`
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if self._did_start:
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2021-05-11 08:05:45 +03:00
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return None
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2021-04-02 20:37:01 +03:00
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assert self.self_hostname is not None
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assert self.daemon_port is not None
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2020-10-09 22:37:57 +03:00
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self._did_start = True
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2020-05-21 05:09:25 +03:00
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2022-03-18 00:58:30 +03:00
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if self._running_new_process:
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2022-02-18 18:49:19 +03:00
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self._enable_signals()
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2020-06-05 02:42:27 +03:00
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2020-11-11 07:14:06 +03:00
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await self._node._start(**kwargs)
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2021-12-15 05:03:59 +03:00
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self._node._shut_down = False
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2020-05-21 05:09:25 +03:00
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2020-10-09 22:37:57 +03:00
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for port in self._upnp_ports:
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2021-05-20 03:41:53 +03:00
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if self.upnp is None:
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self.upnp = UPnP()
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self.upnp.remap(port)
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2020-05-22 23:31:57 +03:00
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2020-11-11 07:14:06 +03:00
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await self._server.start_server(self._on_connect_callback)
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2020-10-09 22:37:57 +03:00
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self._reconnect_tasks = [
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2021-11-23 01:34:03 +03:00
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start_reconnect_task(self._server, _, self._log, self._auth_connect_peers, self.config.get("prefer_ipv6"))
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for _ in self._connect_peers
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2020-10-09 22:37:57 +03:00
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]
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2021-03-11 02:43:02 +03:00
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self._log.info(f"Started {self._service_name} service on network_id: {self._network_id}")
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2020-10-09 22:37:57 +03:00
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self._rpc_close_task = None
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if self._rpc_info:
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rpc_api, rpc_port = self._rpc_info
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self._rpc_task = asyncio.create_task(
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start_rpc_server(
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2020-11-11 07:14:06 +03:00
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rpc_api(self._node),
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2020-10-09 22:37:57 +03:00
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self.self_hostname,
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self.daemon_port,
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2021-04-02 20:37:01 +03:00
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uint16(rpc_port),
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2020-10-09 22:37:57 +03:00
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self.stop,
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2021-01-03 04:03:18 +03:00
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self.root_path,
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self.config,
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2020-12-01 07:08:25 +03:00
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self._connect_to_daemon,
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2022-05-14 12:08:10 +03:00
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max_request_body_size=self.max_request_body_size,
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2020-10-09 22:37:57 +03:00
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)
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)
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2020-05-21 05:09:25 +03:00
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2021-04-02 20:37:01 +03:00
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async def run(self) -> None:
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2021-06-24 21:10:46 +03:00
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lockfile = singleton(service_launch_lock_path(self.root_path, self._service_name))
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if lockfile is None:
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self._log.error(f"{self._service_name}: already running")
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raise ValueError(f"{self._service_name}: already running")
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2020-10-09 22:37:57 +03:00
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await self.start()
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await self.wait_closed()
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2021-04-02 20:37:01 +03:00
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def _enable_signals(self) -> None:
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2021-05-26 22:18:12 +03:00
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global main_pid
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main_pid = os.getpid()
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2020-10-09 22:37:57 +03:00
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if platform == "win32" or platform == "cygwin":
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# pylint: disable=E1101
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signal.signal(signal.SIGBREAK, self._accept_signal) # type: ignore
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2022-02-17 02:26:03 +03:00
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signal.signal(signal.SIGINT, self._accept_signal)
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signal.signal(signal.SIGTERM, self._accept_signal)
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else:
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loop = asyncio.get_running_loop()
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loop.add_signal_handler(
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signal.SIGINT,
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functools.partial(self._accept_signal, signal_number=signal.SIGINT),
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)
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loop.add_signal_handler(
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signal.SIGTERM,
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functools.partial(self._accept_signal, signal_number=signal.SIGTERM),
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)
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2020-08-17 16:25:28 +03:00
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2022-02-15 23:22:23 +03:00
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def _accept_signal(self, signal_number: int, stack_frame=None):
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2020-10-09 22:37:57 +03:00
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self._log.info(f"got signal {signal_number}")
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2021-05-26 22:18:12 +03:00
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# we only handle signals in the main process. In the ProcessPoolExecutor
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# processes, we have to ignore them. We'll shut them down gracefully
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# from the main process
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global main_pid
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if os.getpid() != main_pid:
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return
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2020-08-17 16:25:28 +03:00
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self.stop()
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2020-05-21 05:09:25 +03:00
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2021-04-02 20:37:01 +03:00
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def stop(self) -> None:
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2020-10-09 22:37:57 +03:00
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if not self._is_stopping.is_set():
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self._is_stopping.set()
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2021-05-26 22:18:12 +03:00
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# start with UPnP, since this can take a while, we want it to happen
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# in the background while shutting down everything else
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for port in self._upnp_ports:
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if self.upnp is not None:
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self.upnp.release(port)
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2020-07-25 06:46:18 +03:00
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self._log.info("Cancelling reconnect task")
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2020-05-21 05:09:25 +03:00
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for _ in self._reconnect_tasks:
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_.cancel()
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2020-07-25 06:46:18 +03:00
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self._log.info("Closing connections")
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2020-05-21 05:09:25 +03:00
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self._server.close_all()
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2020-11-11 07:14:06 +03:00
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self._node._close()
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self._node._shut_down = True
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2020-05-21 05:09:25 +03:00
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2020-08-17 09:07:30 +03:00
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self._log.info("Calling service stop callback")
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2020-12-05 17:28:41 +03:00
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if self._rpc_task is not None:
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2020-08-17 09:19:05 +03:00
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self._log.info("Closing RPC server")
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2021-04-02 20:37:01 +03:00
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async def close_rpc_server() -> None:
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if self._rpc_task:
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await (await self._rpc_task)()
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2020-08-17 09:19:05 +03:00
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self._rpc_close_task = asyncio.create_task(close_rpc_server())
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2021-04-02 20:37:01 +03:00
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async def wait_closed(self) -> None:
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2020-10-09 22:37:57 +03:00
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await self._is_stopping.wait()
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2020-07-25 06:46:18 +03:00
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self._log.info("Waiting for socket to be closed (if opened)")
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self._log.info("Waiting for ChiaServer to be closed")
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await self._server.await_closed()
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2020-07-27 13:15:36 +03:00
|
|
|
|
2020-08-17 09:19:05 +03:00
|
|
|
if self._rpc_close_task:
|
2020-07-25 06:46:18 +03:00
|
|
|
self._log.info("Waiting for RPC server")
|
2020-08-17 09:19:05 +03:00
|
|
|
await self._rpc_close_task
|
|
|
|
self._log.info("Closed RPC server")
|
2020-07-25 06:46:18 +03:00
|
|
|
|
2020-10-09 22:37:57 +03:00
|
|
|
self._log.info("Waiting for service _await_closed callback")
|
2020-11-11 07:14:06 +03:00
|
|
|
await self._node._await_closed()
|
2021-05-26 22:18:12 +03:00
|
|
|
|
|
|
|
if self.upnp is not None:
|
|
|
|
# this is a blocking call, waiting for the UPnP thread to exit
|
|
|
|
self.upnp.shutdown()
|
|
|
|
|
2021-12-15 05:03:59 +03:00
|
|
|
self._did_start = False
|
|
|
|
self._is_stopping.clear()
|
2020-12-01 07:08:25 +03:00
|
|
|
self._log.info(f"Service {self._service_name} at port {self._advertised_port} fully closed")
|
2020-05-21 05:09:25 +03:00
|
|
|
|
|
|
|
|
2021-04-02 20:37:01 +03:00
|
|
|
async def async_run_service(*args, **kwargs) -> None:
|
2020-05-21 05:09:25 +03:00
|
|
|
service = Service(*args, **kwargs)
|
|
|
|
return await service.run()
|
|
|
|
|
|
|
|
|
2021-04-02 20:37:01 +03:00
|
|
|
def run_service(*args, **kwargs) -> None:
|
2020-05-21 05:09:25 +03:00
|
|
|
if uvloop is not None:
|
|
|
|
uvloop.install()
|
2020-06-17 02:46:51 +03:00
|
|
|
return asyncio.run(async_run_service(*args, **kwargs))
|