redash/rd_service/cli.py
2013-11-29 21:30:02 +02:00

51 lines
1.4 KiB
Python

"""
CLI to start the workers.
TODO: move API server startup here.
"""
import argparse
import logging
import urlparse
import redis
import time
import settings
import data
def start_workers(data_manager):
try:
data_manager.start_workers(settings.WORKERS_COUNT, settings.CONNECTION_STRING)
logging.info("Workers started.")
while True:
try:
data_manager.refresh_queries()
except Exception as e:
logging.error("Something went wrong with refreshing queries...")
logging.exception(e)
time.sleep(60)
except KeyboardInterrupt:
logging.warning("Exiting; waiting for threads")
data_manager.stop_workers()
if __name__ == '__main__':
channel = logging.StreamHandler()
logging.getLogger().addHandler(channel)
# TODO: take logging level from configuration
logging.getLogger().setLevel("DEBUG")
parser = argparse.ArgumentParser()
parser.add_argument("command")
args = parser.parse_args()
url = urlparse.urlparse(settings.REDIS_URL)
redis_connection = redis.StrictRedis(host=url.hostname, port=url.port, db=0, password=url.password)
data_manager = data.Manager(redis_connection, settings.INTERNAL_DB_CONNECTION_STRING, settings.MAX_CONNECTIONS)
if args.command == "worker":
start_workers(data_manager)
else:
print "Unknown command"