2024-07-04 13:34:32 -03:00

91 lines
3.3 KiB
Python

# Copyright © 2024 Atlantic Algorithms Ltd.,
# CoreChainDB and Atlantic Algorithms Ltd. software contributors.
# SPDX-License-Identifier: (Apache-2.0 AND CC-BY-4.0)
# Code is Apache-2.0 and docs are CC-BY-4.0
import logging
import setproctitle
from abci import TmVersion, ABCI
import corechaindb
from corechaindb.lib import BigchainDB
from corechaindb.core import App
from corechaindb.parallel_validation import ParallelValidationApp
from corechaindb.web import server, websocket_server
from corechaindb.events import Exchange, EventTypes
from corechaindb.utils import Process
logger = logging.getLogger(__name__)
BANNER = """
****************************************************************************
* *
* BigchainDB 2.2.2 *
* codename "jumping sloth" *
* Initialization complete. BigchainDB Server is ready and waiting. *
* *
* You can send HTTP requests via the HTTP API documented in the *
* BigchainDB Server docs at: *
* https://corechaindb.com/http-api *
* *
* Listening to client connections on: {:<15} *
* *
****************************************************************************
"""
def start(args):
# Exchange object for event stream api
logger.info('Starting BigchainDB')
exchange = Exchange()
# start the web api
app_server = server.create_server(
settings=corechaindb.config['server'],
log_config=corechaindb.config['log'],
corechaindb_factory=BigchainDB)
p_webapi = Process(name='corechaindb_webapi', target=app_server.run, daemon=True)
p_webapi.start()
logger.info(BANNER.format(corechaindb.config['server']['bind']))
# start websocket server
p_websocket_server = Process(name='corechaindb_ws',
target=websocket_server.start,
daemon=True,
args=(exchange.get_subscriber_queue(EventTypes.BLOCK_VALID),))
p_websocket_server.start()
p_exchange = Process(name='corechaindb_exchange', target=exchange.run, daemon=True)
p_exchange.start()
# We need to import this after spawning the web server
# because import ABCIServer will monkeypatch all sockets
# for gevent.
from abci.server import ABCIServer
setproctitle.setproctitle('corechaindb')
# Start the ABCIServer
abci = ABCI(TmVersion(corechaindb.config['tendermint']['version']))
if args.experimental_parallel_validation:
app = ABCIServer(
app=ParallelValidationApp(
abci=abci.types,
events_queue=exchange.get_publisher_queue(),
)
)
else:
app = ABCIServer(
app=App(
abci=abci.types,
events_queue=exchange.get_publisher_queue(),
)
)
app.run()
if __name__ == '__main__':
start()