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ansible/library/service

88 lines
1.9 KiB
Python

#!/usr/bin/python
try:
import json
except ImportError:
import simplejson as json
import os
import sys
import shlex
import subprocess
# ===========================================
# convert arguments of form a=b c=d
# to a dictionary
# FIXME: make more idiomatic
args = " ".join(sys.argv[1:])
items = shlex.split(args)
params = {}
for x in items:
(k, v) = x.split("=")
params[k] = v
name = params['name']
state = params.get('state','running')
# ===========================================
# get service status
status = os.popen("/sbin/service %s status" % name).read()
# ===========================================
# determine if we are going to change anything
running = False
if status.find("not running") != -1:
running = False
elif status.find("running") != -1:
running = True
elif name == 'iptables' and status.find("ACCEPT") != -1:
# iptables status command output is lame
# TODO: lookup if we can use a return code for this instead?
running = True
changed = False
if not running and state == "started":
changed = True
elif running and state == "stopped":
changed = True
elif state == "restarted":
changed = True
# ===========================================
# run change commands if we need to
def _run(cmd):
return subprocess.call(cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE, shell=True)
rc = 0
if changed:
if state == 'started':
rc = _run("/sbin/service %s start" % name)
elif state == 'stopped':
rc = _run("/sbin/service %s stop" % name)
elif state == 'restarted':
rc1 = _run("/sbin/service %s stop" % name)
rc2 = _run("/sbin/service %s start" % name)
rc = rc1 and rc2
if rc != 0:
# yeah, should probably include output of failure...
print json.dumps({
"failed" : 1,
"rc" : rc
})
sys.exit(1)
# ===============================================
# success
print json.dumps({
"changed" : changed
})