nemunaire/nemubot
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Introducing daemon mode

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This commit is contained in:
nemunaire 2015-04-22 16:56:07 +02:00
parent 91b550754f
commit 992c847e27
1 changed files with 42 additions and 6 deletions
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48
nemubot/__main__.py
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@ -36,6 +36,9 @@ def main():
default=["./modules/"],
help="directory to use as modules store")
parser.add_argument("-d", "--debug", action="store_true",
help="don't deamonize, keep in foreground")
parser.add_argument("-l", "--logfile", default="./nemubot.log",
help="Path to store logs")
@ -62,6 +65,38 @@ def main():
args.files = [ x for x in map(os.path.abspath, args.files)]
args.modules_path = [ x for x in map(os.path.abspath, args.modules_path)]
# Daemonize
if not args.debug:
try:
pid = os.fork()
if pid > 0:
sys.exit(0)
except OSError as err:
sys.stderr.write("Unable to fork: %s" % err)
sys.exit(1)
os.setsid()
os.umask(0)
os.chdir('/')
try:
pid = os.fork()
if pid > 0:
sys.exit(0)
except OSError as err:
sys.stderr.write("Unable to fork: %s" % err)
sys.exit(1)
sys.stdout.flush()
sys.stderr.flush()
si = open(os.devnull, 'r')
so = open(os.devnull, 'a+')
se = open(os.devnull, 'a+')
os.dup2(si.fileno(), sys.stdin.fileno())
os.dup2(so.fileno(), sys.stdout.fileno())
os.dup2(se.fileno(), sys.stderr.fileno())
# Setup loggin interface
import logging
logger = logging.getLogger("nemubot")
@ -70,11 +105,12 @@ def main():
formatter = logging.Formatter(
'%(asctime)s %(name)s %(levelname)s %(message)s')
ch = logging.StreamHandler()
ch.setFormatter(formatter)
if args.verbose < 2:
ch.setLevel(logging.INFO)
logger.addHandler(ch)
if args.debug:
ch = logging.StreamHandler()
ch.setFormatter(formatter)
if args.verbose < 2:
ch.setLevel(logging.INFO)
logger.addHandler(ch)
fh = logging.FileHandler(args.logfile)
fh.setFormatter(formatter)
@ -146,7 +182,7 @@ def main():
"the prompt.")
context.quit()
print("Waiting for other threads shuts down...")
logger.info("Waiting for other threads shuts down...")
sys.exit(0)
if __name__ == "__main__":