Add OpenRC support to the service module.
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1 changed files with 61 additions and 8 deletions
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@ -54,6 +54,12 @@ options:
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- Whether the service should start on boot. At least one of state and
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enabled are required.
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runlevel:
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required: false
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description:
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- The runlevel that this service belongs to. Needed by OpenRC system
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(e.g. Gentoo), and default to "default" if not set.
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arguments:
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description:
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- Additional arguments provided on the command line
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@ -77,6 +83,7 @@ examples:
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import platform
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import os
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import re
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import tempfile
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import shlex
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import select
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@ -107,8 +114,10 @@ class Service(object):
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self.state = module.params['state']
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self.pattern = module.params['pattern']
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self.enable = module.params['enabled']
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self.runlevel = module.params['runlevel']
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self.changed = False
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self.running = None
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self.crashed = None
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self.action = None
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self.svc_cmd = None
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self.svc_initscript = None
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@ -352,7 +361,7 @@ class LinuxService(Service):
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def get_service_tools(self):
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paths = [ '/sbin', '/usr/sbin', '/bin', '/usr/bin' ]
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binaries = [ 'service', 'chkconfig', 'update-rc.d', 'initctl', 'systemctl', 'start', 'stop', 'restart' ]
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binaries = [ 'service', 'chkconfig', 'update-rc.d', 'rc-service', 'rc-update', 'initctl', 'systemctl', 'start', 'stop', 'restart' ]
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initpaths = [ '/etc/init.d' ]
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location = dict()
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@ -371,6 +380,11 @@ class LinuxService(Service):
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elif location.get('update-rc.d', None) and os.path.exists("/etc/init.d/%s" % self.name):
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# service is managed by with SysV init scripts, but with update-rc.d
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self.enable_cmd = location['update-rc.d']
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elif location.get('rc-service', None) and not location.get('systemctl', None):
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# service is managed by OpenRC
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self.svc_cmd = location['rc-service']
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self.enable_cmd = location['rc-update']
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return
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elif location.get('systemctl', None):
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# verify service is managed by systemd
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@ -427,6 +441,11 @@ class LinuxService(Service):
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elif initctl_status_stdout.find("start/running") != -1:
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self.running = True
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if self.svc_cmd.endswith("rc-service") and self.running is None:
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openrc_rc, openrc_status_stdout, openrc_status_stderr = self.execute_command("%s %s status" % (self.svc_cmd, self.name))
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self.running = "started" in openrc_status_stdout
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self.crashed = "crashed" in openrc_status_stderr
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# if the job status is still not known check it by response code
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# For reference, see:
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# http://refspecs.linuxbase.org/LSB_4.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptact.html
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@ -501,19 +520,44 @@ class LinuxService(Service):
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elif not self.enable:
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return
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# we change argument depending on real binary used
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# update-rc.d wants enable/disable while
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# chkconfig wants on/off
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# also, systemctl needs the argument order reversed
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if self.enable_cmd.endswith("rc-update"):
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(rc, out, err) = self.execute_command("%s show" % self.enable_cmd)
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for line in out.splitlines():
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service_name, runlevels = line.split('|')
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service_name = service_name.strip()
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if service_name != self.name:
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continue
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runlevels = re.split(r'\s+', runlevels)
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# service already enabled for the runlevel
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if self.enable and self.runlevel in runlevels:
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return
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# service already disabled for the runlevel
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elif not self.enable and self.runlevel not in runlevels:
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return
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break
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else:
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# service already disabled altogether
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if not self.enable:
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return
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# we change argument depending on real binary used:
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# - update-rc.d and systemctl wants enable/disable
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# - chkconfig wants on/off
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# - rc-update wants add/delete
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# also, rc-update and systemctl needs the argument order reversed
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if self.enable:
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on_off = "on"
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enable_disable = "enable"
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add_delete = "add"
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else:
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on_off = "off"
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enable_disable = "disable"
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add_delete = "delete"
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if self.enable_cmd.endswith("update-rc.d"):
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args = (self.enable_cmd, self.name, enable_disable)
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elif self.enable_cmd.endswith("rc-update"):
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args = (self.enable_cmd, add_delete, self.name + " " + self.runlevel)
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elif self.enable_cmd.endswith("systemctl"):
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args = (self.enable_cmd, enable_disable, self.name + ".service")
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else:
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@ -534,7 +578,7 @@ class LinuxService(Service):
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arguments = self.arguments
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if self.svc_cmd:
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if not self.svc_cmd.endswith("systemctl"):
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# SysV take the form <cmd> <name> <action>
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# SysV and OpenRC take the form <cmd> <name> <action>
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svc_cmd = "%s %s" % (self.svc_cmd, self.name)
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else:
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# systemd commands take the form <cmd> <action> <name>
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@ -544,15 +588,23 @@ class LinuxService(Service):
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# upstart
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svc_cmd = "%s" % self.svc_initscript
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# In OpenRC, if a service crashed, we need to reset its status to
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# stopped with the zap command, before we can start it back.
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if self.svc_cmd.endswith('rc-service') and self.action == 'start' and self.crashed:
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self.execute_command("%s zap" % svc_cmd, daemonize=True)
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if self.action is not "restart":
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if svc_cmd != '':
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# upstart or systemd
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# upstart or systemd or OpenRC
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rc_state, stdout, stderr = self.execute_command("%s %s %s" % (svc_cmd, self.action, arguments), daemonize=True)
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else:
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# SysV
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rc_state, stdout, stderr = self.execute_command("%s %s %s" % (self.action, self.name, arguments), daemonize=True)
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elif self.svc_cmd.endswith('rc-service'):
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# All services in OpenRC support restart.
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rc_state, stdout, stderr = self.execute_command("%s %s %s" % (svc_cmd, self.action, arguments), daemonize=True)
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else:
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# not all services support restart. Do it the hard way.
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# In other systems, not all services support restart. Do it the hard way.
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if svc_cmd != '':
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# upstart or systemd
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rc1, stdout1, stderr1 = self.execute_command("%s %s %s" % (svc_cmd, 'stop', arguments), daemonize=True)
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@ -930,6 +982,7 @@ def main():
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state = dict(choices=['running', 'started', 'stopped', 'restarted', 'reloaded']),
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pattern = dict(required=False, default=None),
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enabled = dict(choices=BOOLEANS, type='bool'),
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runlevel = dict(required=False, default='default'),
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arguments = dict(aliases=['args'], default=''),
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),
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supports_check_mode=True
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