rq/bin/rqworker

78 lines
2.5 KiB
Python
Executable File

#!/usr/bin/env python
import sys
import argparse
import logbook
import redis
from logbook import handlers
from rq import use_redis, Queue, Worker
from redis.exceptions import ConnectionError
def format_colors(record, handler):
from rq.utils import make_colorizer
if record.level == logbook.WARNING:
colorize = make_colorizer('darkyellow')
elif record.level >= logbook.ERROR:
colorize = make_colorizer('darkred')
else:
colorize = lambda x: x
return '%s: %s' % (record.time.strftime('%H:%M:%S'), colorize(record.msg))
def setup_loghandlers(args):
if args.verbose:
loglevel = logbook.DEBUG
formatter = None
else:
loglevel = logbook.INFO
formatter = format_colors
import sys
handlers.NullHandler(bubble=False).push_application()
handler = handlers.StreamHandler(sys.stdout, level=loglevel, bubble=False)
if formatter:
handler.formatter = formatter
handler.push_application()
handler = handlers.StderrHandler(level=logbook.WARNING, bubble=False)
if formatter:
handler.formatter = formatter
handler.push_application()
def parse_args():
parser = argparse.ArgumentParser(description='Starts an RQ worker.')
parser.add_argument('--host', '-H', default='localhost', help='The Redis hostname (default: localhost)')
parser.add_argument('--port', '-p', type=int, default=6379, help='The Redis portnumber (default: 6379)')
parser.add_argument('--db', '-d', type=int, default=0, help='The Redis database (default: 0)')
parser.add_argument('--burst', '-b', action='store_true', default=False, help='Run in burst mode (quit after all work is done)')
parser.add_argument('--name', '-n', default=None, help='Specify a different name')
parser.add_argument('--path', '-P', default='.', help='Specify the import path.')
parser.add_argument('--verbose', '-v', action='store_true', default=False, help='Show more output')
parser.add_argument('queues', nargs='*', default=['default'], help='The queues to listen on (default: \'default\')')
return parser.parse_args()
def main():
args = parse_args()
if args.path:
sys.path = args.path.split(':') + sys.path
setup_loghandlers(args)
# Setup connection to Redis
redis_conn = redis.Redis(host=args.host, port=args.port, db=args.db)
use_redis(redis_conn)
try:
queues = map(Queue, args.queues)
w = Worker(queues, name=args.name)
w.work(burst=args.burst)
except ConnectionError as e:
print(e)
if __name__ == '__main__':
main()