Pacemaker High Availability resource agents for OpenStack
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Adam Spiers fff75c5eb4 neutron-ha-tool: fix monitor return code
When neutron routers need migration, make neutron-ha-tool's monitor
action return OCF_ERR_GENERIC not OCF_NOT_RUNNING.  This is based on the
OCF Resource Agent Developer’s Guide, which says in the section for
OCF_ERR_GENERIC:

    The action returned a generic error. A resource agent should use
    this exit code only when none of the more specific error codes,
    defined below, accurately describes the problem.

    The cluster resource manager interprets this exit code as a soft
    error. This means that unless specifically configured otherwise, the
    resource manager will attempt to recover a resource which failed
    with OCF_ERR_GENERIC in-place — usually by restarting the resource
    on the same node.

      -- http://www.linux-ha.org/doc/dev-guides/_literal_ocf_err_generic_literal_1.html

and also in the section for OCF_NOT_RUNNING:

    If the resource is not running due to an error condition, the
    monitor action should instead return one of the OCF_ERR_ exit codes
    or OCF_FAILED_MASTER.

      -- http://www.linux-ha.org/doc/dev-guides/_literal_ocf_not_running_literal_7.html

Change-Id: I55f78a5c341a8a552e06a252a9c6836877c0cf77
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README.rst

Pacemaker High Availability resource agents for OpenStack

This repository contains a collection of Pacemaker resource agents (RAs) which can be used to provide highly available OpenStack services managed within Pacemaker clusters.

Usage

Please see the OpenStack High Availability Guide for usage instructions. It is a bit out of date, but most of the information is still accurate; hopefully we can update it soon.

Development

Bugs can be viewed and reported via <https://launchpad.net/openstack-resource-agents>.

Suggestions for improvements are very welcome; changes can be submitted for review via the normal OpenStack development process.

History

Martin Loschwitz started this repository in 2012, hosted at <https://github.com/madkiss/openstack-resource-agents>, and together with Sébastien Han and Emilien Macchi contributed the majority of resource agents.

Martin eventually stepped down from maintainership, and in October 2015 the project was moved to StackForge.