Add ability to run as a daemon.

[collecty.git] / collectyd

#!/usr/bin/python

import os
import sys

import daemon
import optparse

import collecty

c = collecty.Collecty()

# Parse command line options
op = optparse.OptionParser(usage="usage: %prog [options] <configfile1> ... <configfileN>")
op.add_option("-d", "--daemon", action="store_true", default=False,
		help="Run as a daemon in background.")
(options, configfiles) = op.parse_args()

if configfiles:
	for file in configfiles:
		c.read_config(file)
else:
	# Load default config file
	c.read_config("/etc/collecty/collecty.conf")

if not c.instances:
	print >>sys.stderr, "Error: No instances were configured."
	sys.exit(1)

if options.daemon:
	with daemon.DaemonContext(stdout=sys.stdout, stderr=sys.stderr):
		c.run()
else:
	c.run()