NAME
Ubic::Service::Skeleton - skeleton of any service with common start/stop logic
VERSION
version 1.48_01
ACTIONS
- status()
-
Get status of service.
Possible values:
running
,not running
,unknown
,broken
. - start()
-
Start service.
Throws exception on failure.
- stop()
-
Stop service.
Return values:
stopped
,not running
.Throws exception on failure.
OVERLOADABLE METHODS
Subclass must overload following methods with simple status, start and stop implementations.
- status_impl
-
Status implentation. Should return result object or plain string which coerces to result object.
- start_impl
-
Start implementation.
It can check for status itself and return proper
Ubic::Result
value, or it can allow skeleton class to recheck status after that, in several attempts.To choose second option, it should return non-result value or
result("starting")
. Seetimeout_options()
method for details about recheck policy. - stop_impl
-
Stop implementation.
It can check for status itself and return proper
Ubic::Result
value, or it can allow skeleton class to recheck status after that, in several attempts.To choose second option, it should return non-result value or
result("stopping")
. Seetimeout_options()
method for details about recheck policy. - timeout_options
-
Return hashref with timeout options.
Possible options:
- start
-
Params to be used when checking for status of started service.
Should contain hashref with step and trials options for
wait_for_status
function fromUbic::Service::Utils
.
AUTHOR
Vyacheslav Matyukhin <mmcleric@yandex-team.ru>
COPYRIGHT AND LICENSE
This software is copyright (c) 2013 by Yandex LLC.
This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.