Files
python-teos/pisa/pisad.py
Sergi Delgado Segura 6644ad5bd1 Random whitespaces removed
2019-11-02 21:18:39 -07:00

83 lines
2.9 KiB
Python

from getopt import getopt
from sys import argv, exit
from signal import signal, SIGINT, SIGQUIT, SIGTERM
from pisa.conf import DB_PATH
from pisa.logger import Logger
from pisa.api import start_api
from pisa.watcher import Watcher
from pisa.builder import Builder
from pisa.conf import BTC_NETWORK
from pisa.responder import Responder
from pisa.db_manager import DBManager
from pisa.block_processor import BlockProcessor
from pisa.tools import can_connect_to_bitcoind, in_correct_network
logger = Logger("Daemon")
def handle_signals(signal_received, frame):
logger.info("Closing connection with appointments db")
db_manager.db.close()
logger.info("Shutting down PISA")
exit(0)
if __name__ == '__main__':
logger.info("Starting PISA")
signal(SIGINT, handle_signals)
signal(SIGTERM, handle_signals)
signal(SIGQUIT, handle_signals)
opts, _ = getopt(argv[1:], '', [''])
for opt, arg in opts:
# FIXME: Leaving this here for future option/arguments
pass
if not can_connect_to_bitcoind():
logger.error("Can't connect to bitcoind. Shutting down")
elif not in_correct_network(BTC_NETWORK):
logger.error("bitcoind is running on a different network, check conf.py and bitcoin.conf. Shutting down")
else:
try:
db_manager = DBManager(DB_PATH)
watcher_appointments_data = db_manager.load_watcher_appointments()
responder_jobs_data = db_manager.load_responder_jobs()
watcher = Watcher(db_manager)
if len(watcher_appointments_data) == 0 and len(responder_jobs_data) == 0:
logger.info("Fresh bootstrap")
else:
logger.info("Bootstrapping from backed up data")
block_processor = BlockProcessor()
last_block_watcher = db_manager.load_last_block_hash_watcher()
last_block_responder = db_manager.load_last_block_hash_responder()
missed_blocks_watcher = block_processor.get_missed_blocks(last_block_watcher)
missed_blocks_responder = missed_blocks_watcher if last_block_watcher == last_block_responder \
else block_processor.get_missed_blocks(last_block_watcher)
responder = Responder(db_manager)
responder.jobs, responder.tx_job_map = Builder.build_jobs(responder_jobs_data)
responder.block_queue = Builder.build_block_queue(last_block_responder)
watcher.responder = responder
watcher.appointments, watcher.locator_uuid_map = Builder.build_appointments(watcher_appointments_data)
watcher.block_queue = Builder.build_block_queue(last_block_responder)
# Create an instance of the Watcher and fire the API
start_api(watcher)
except Exception as e:
logger.error("An error occurred: {}. Shutting down".format(e))
exit(1)