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Add PID file checking

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This commit is contained in:
Ken Spencer 2016-10-15 16:09:35 -04:00
parent 05e2d6d060
commit aaadb63137
1 changed files with 8 additions and 0 deletions
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@ -21,6 +21,7 @@ if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Starts an instance of PyLink IRC Services.') parser = argparse.ArgumentParser(description='Starts an instance of PyLink IRC Services.')
parser.add_argument('config', help='specifies the path to the config file (defaults to pylink.yml)', nargs='?', default='pylink.yml') parser.add_argument('config', help='specifies the path to the config file (defaults to pylink.yml)', nargs='?', default='pylink.yml')
parser.add_argument("-v", "--version", help="displays the program version and exits", action='store_true') parser.add_argument("-v", "--version", help="displays the program version and exits", action='store_true')
parser.add_argument("-c", "--no-checkpid", help="disables pid file checking, breaks clientbot if used wrongly", action='store_true')
parser.add_argument("-n", "--no-pid", help="skips generating PID files", action='store_true') parser.add_argument("-n", "--no-pid", help="skips generating PID files", action='store_true')
args = parser.parse_args() args = parser.parse_args()
@ -35,6 +36,13 @@ if __name__ == '__main__':
from pylinkirc import classes, utils, coremods from pylinkirc import classes, utils, coremods
log.info('PyLink %s starting...', __version__) log.info('PyLink %s starting...', __version__)
# Check for a pid file, unless told not to,
# this stops instance overlap, which wrecks clientbots
if not args.no_checkpid:
config = conf.confname
if os.path.exists("%s.pid" % config):
log.error("PID file exists!")
# Write a PID file unless specifically told not to. # Write a PID file unless specifically told not to.
if not args.no_pid: if not args.no_pid:
with open('%s.pid' % conf.confname, 'w') as f: with open('%s.pid' % conf.confname, 'w') as f: