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Merge pull request #306 from leucos/devel

Browse source 
Adds support for Ubuntu style update-rc.d
This commit is contained in:
Michael DeHaan 2012-05-03 05:37:11 -07:00
commit 548b551bfd
1 changed files with 68 additions and 24 deletions
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86
library/service
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@ -24,14 +24,49 @@ except ImportError:
import sys
import shlex
import subprocess
import os.path
# TODO: switch to fail_json and other helper functions
# like other modules are using
# ===========================================
SERVICE = '/sbin/service'
CHKCONFIG = '/sbin/chkconfig'
SERVICE = None
CHKCONFIG = None
def fail_json(d):
print json.dumps(d)
sys.exit(1)
def _find_binaries():
# list of possible paths for service/chkconfig binaries
# with the most probable first
global CHKCONFIG
global SERVICE
paths = ['/sbin', '/usr/sbin', '/bin', '/usr/bin']
binaries = [ 'service', 'chkconfig', 'update-rc.d' ]
location = dict()
for binary in binaries:
location[binary] = None
for binary in binaries:
for path in paths:
if os.path.exists(path + '/' + binary):
location[binary] = path + '/' + binary
break
if location.get('chkconfig', None):
CHKCONFIG = location['chkconfig']
elif location.get('update-rc.d', None):
CHKCONFIG = location['update-rc.d']
else:
fail_json(dict(failed=True, msg='unable to find chkconfig or update-rc.d binary'))
if location.get('service', None):
SERVICE = location['service']
else:
fail_json(dict(failed=True, msg='unable to find service binary'))
def _run(cmd):
# returns (rc, stdout, stderr) from shell command
@ -41,10 +76,19 @@ def _run(cmd):
def _do_enable(name, enable):
if enable.lower() in ['on', 'true', 'yes']:
rc, stdout, stderr = _run("%s %s on" % (CHKCONFIG, name))
elif enable.lower() in ['off', 'false', 'no']:
rc, stdout, stderr = _run("%s %s off" % (CHKCONFIG, name))
# we change argument depending on real binary used
# update-rc.d wants enable/disable while
# chkconfig wants on/off
valid_argument = dict({'on' : 'on', 'off' : 'off'})
if CHKCONFIG.endswith("update-rc.d"):
valid_argument['on'] = "enable"
valid_argument['off'] = "disable"
if enable.lower() in ['on', 'true', 'yes', 'enable']:
rc, stdout, stderr = _run("%s %s %s" % (CHKCONFIG, name, valid_argument['on']))
elif enable.lower() in ['off', 'false', 'no', 'disable']:
rc, stdout, stderr = _run("%s %s %s" % (CHKCONFIG, name, valid_argument['off']))
return rc, stdout, stderr
@ -53,37 +97,37 @@ args = open(argfile, 'r').read()
items = shlex.split(args)
if not len(items):
print json.dumps(dict(failed=True, msg='this module requires arguments (-a)'))
sys.exit(1)
fail_json(dict(failed=True, msg='this module requires arguments (-a)'))
params = {}
for arg in items:
if "=" not in arg:
print json.dumps(dict(failed=True, msg='expected key=value format arguments'))
sys.exit(1)
fail_json(dict(failed=True, msg='expected key=value format arguments'))
(name, value) = arg.split("=")
params[name] = value
name = params.get('name', None)
if name is None:
print json.dumps(dict(failed=True, msg='missing name'))
sys.exit(1)
fail_json(dict(failed=True, msg='missing name'))
state = params.get('state', None)
list_items = params.get('list', None)
enable = params.get('enable', None)
# running and started are the same
if state and state not in [ 'running', 'started', 'stopped', 'restarted' ]:
print json.dumps(dict(failed=True, msg='invalid value for state'))
sys.exit(1)
if list_items and list_items not in [ 'status' ]:
print json.dumps(dict(failed=True, msg='invalid value for list'))
sys.exit(1)
if enable and enable.lower() not in [ 'on', 'off', 'true', 'false', 'yes', 'no' ]:
print json.dumps(dict(failed=True, msg='invalid value for enable'))
sys.exit(1)
if state and state.lower() not in [ 'running', 'started', 'stopped', 'restarted' ]:
fail_json(dict(failed=True, msg='invalid value for state'))
if list_items and list_items.lower() not in [ 'status' ]:
fail_json(dict(failed=True, msg='invalid value for list'))
if enable and enable.lower() not in [ 'on', 'off', 'true', 'false', 'yes', 'no', 'enable', 'disable' ]:
fail_json(dict(failed=True, msg='invalid value for enable'))
# ===========================================
# find binaries locations on minion
_find_binaries()
# ===========================================