Add support for fence_ironic fencing agent.
We can now generate Pacemaker stonith fencing that uses the fence_ironic fencing agent to control power for failed nodes in an HA deployment. Partial-Bug: #1649695 Change-Id: I315f9bb78a1296f691dadaeb39fb0a48df1d5f06
This commit is contained in:
Chris Jones
parent
e78e08c9a4
commit
37b7b437f1
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<?xml version="1.0" ?>
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<resource-agent name="fence_ironic" shortdesc="Fence agent for Ironic nodes">
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<longdesc>fence_ironic is an I/O Fencing agent which can be used with Ironic-managed nodes.</longdesc>
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<parameters>
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<parameter name="debug">
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<getopt mixed="-d" />
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<content type="boolean" />
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<shortdesc lang="en">Specify (stdin) or increment (command line) debug level</shortdesc>
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</parameter>
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<parameter name="auth_url">
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<content type="string" />
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<shortdesc lang="en">Keystone URL to authenticate against</shortdesc>
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</parameter>
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<parameter name="login">
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<content type="string" />
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<shortdesc lang="en">Keystone username to use for authentication</shortdesc>
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</parameter>
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<parameter name="password">
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<content type="string" />
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<shortdesc lang="en">Keystone password to use for authentication</shortdesc>
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</parameter>
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<parameter name="tenant_name">
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<content type="string" />
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<shortdesc lang="en">Keystone tenant name to use for authentication</shortdesc>
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</parameter>
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<parameter name="pcmk_host_map">
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<content type="string" />
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<shortdesc lang="en">A mapping of UUIDs to node names</shortdesc>
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</parameter>
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<parameter name="action">
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<getopt mixed="-o" />
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<content type="string" default="reboot" />
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<shortdesc lang="en">Fencing action (null, off, on, [reboot], status, list, monitor, metadata)</shortdesc>
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</parameter>
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<parameter name="timeout">
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<getopt mixed="-t" />
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<content type="string" default="30" />
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<shortdesc lang="en">Fencing timeout (in seconds; default=30)</shortdesc>
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</parameter>
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<parameter name="delay">
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<getopt mixed="-w" />
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<content type="string" default="0" />
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<shortdesc lang="en">Fencing delay (in seconds; default=0)</shortdesc>
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</parameter>
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<parameter name="domain">
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<!-- DEPRECATED; FOR COMPATIBILITY ONLY -->
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<content type="string" />
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<shortdesc lang="en">Virtual Machine (domain name) to fence (deprecated; use port)</shortdesc>
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</parameter>
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</parameters>
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<actions>
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<action name="null" />
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<action name="on" />
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<action name="off" />
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<action name="reboot" />
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<action name="metadata" />
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<action name="status" />
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<action name="monitor" />
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<action name="list" />
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</actions>
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</resource-agent>
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@ -23,6 +23,7 @@ cmd_pkg_map=(
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"fence_intelmodular:fence-agents-intelmodular"
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"fence_ipdu:fence-agents-ipdu"
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"fence_ipmilan:fence-agents-ipmilan"
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"fence_ironic:fence-agents-ironic"
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"fence_kdump:fence-agents-kdump"
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"fence_rhevm:fence-agents-rhevm"
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"fence_rsb:fence-agents-rsb"
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@ -0,0 +1,168 @@
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# == Define: pacemaker::stonith::fenceironic_
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#
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# Configures stonith to use fence_ironic
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#
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# === Parameters:
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#
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# [*debug*]
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# (optional) Specify (stdin) or increment (command line) debug level
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# Defaults to undef
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#
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# [*auth-url*]
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# Keystone URL to authenticate against
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# Defaults to undef
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#
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# [*tenant-name*]
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# Keystone tenant name to authenticate with
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# Defaults to undef
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#
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# [*login*]
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# Keystone username to authenticate with
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# Defaults to undef
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#
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# [*passwd*]
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# Keystone password to authenticate with
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# Defaults to undef
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#
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# [*pcmk_host_map*]
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# Mapping of Ironic UUID to node name
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# Defaults to undef
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#
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# [*timeout*]
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# (optional) Fencing timeout (in seconds)
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# Defaults to undef
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#
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# [*delay*]
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# (optional) Fencing delay (in seconds)
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# Defaults to undef
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#
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# [*interval*]
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# (optional) Monitor interval
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# Defaults to 60s
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#
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# [*ensure*]
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# (optional) Whether to make sure resource is present or absent
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# Defaults to present
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#
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# [*pcmk_host_list*]
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# (optional) List of nodes
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# Defaults to undef
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#
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# [*tries*]
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# (optional) How many times to attempt creating or deleting this resource
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# Defaults to undef
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#
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# [*try_sleep*]
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# (optional) How long to wait between tries
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# Defaults to undef
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#
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# === Dependencies
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# openstack command line interface
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#
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# === Authors:
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# Chris Jones <cmsj@tenshu.net>
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#
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# === Copyright
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#
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# Copyright (C) 2016 Red Hat Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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define pacemaker::stonith::fence_ironic (
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$debug = undef,
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$auth_url = undef,
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$login = undef,
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$passwd = undef,
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$tenant_name = undef,
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$pcmk_host_map = undef,
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$timeout = undef,
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$delay = undef,
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$domain = undef,
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$interval = '60s',
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$ensure = present,
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$pcmk_host_list = undef,
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$tries = undef,
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$try_sleep = undef,
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) {
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$debug_chunk = $debug ? {
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undef => '',
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default => "debug=\"${debug}\"",
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}
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$auth_url_chunk = $auth_url ? {
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undef => '',
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default => "auth-url=\"${auth_url}\"",
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}
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$login_chunk = $login ? {
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undef => '',
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default => "login=\"${login}\"",
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}
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$passwd_chunk = $passwd ? {
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undef => '',
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default => "passwd=\"${passwd}\"",
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}
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$tenant_name_chunk = $tenant_name ? {
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undef => '',
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default => "tenant-name=\"${tenant_name}\"",
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}
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$pcmk_host_map_chunk = $pcmk_host_map ? {
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undef => '',
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default => "pcmk_host_map=\"${pcmk_host_map}\"",
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}
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$timeout_chunk = $timeout ? {
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undef => '',
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default => "timeout=\"${timeout}\"",
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}
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$delay_chunk = $delay ? {
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undef => '',
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default => "delay=\"${delay}\"",
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}
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$domain_chunk = $domain ? {
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undef => '',
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default => "domain=\"${domain}\"",
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}
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$pcmk_host_value_chunk = $pcmk_host_list ? {
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undef => '$(/usr/sbin/crm_node -n)',
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default => $pcmk_host_list,
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}
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# $title can be a mac address, remove the colons for pcmk resource name
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$safe_title = regsubst($title, ':', '', 'G')
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if($ensure == absent) {
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exec { "Delete stonith-fence_ironic-${safe_title}":
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command => "/usr/sbin/pcs stonith delete stonith-fence_ironic-${safe_title}",
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onlyif => "/usr/sbin/pcs stonith show stonith-fence_ironic-${safe_title} > /dev/null 2>&1",
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require => Class['pacemaker::corosync'],
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}
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} else {
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package {
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'fence-agents-ironic': ensure => installed,
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} ->
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exec { "Create stonith-fence_ironic-${safe_title}":
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command => "/usr/sbin/pcs stonith create stonith-fence_ironic-${safe_title} fence_ironic ${auth_url_chunk} ${login_chunk} ${passwd_chunk} ${tenant_name_chunk} ${pcmk_host_map_chunk} ${debug_chunk} ${timeout_chunk} ${delay_chunk} ${domain_chunk} op monitor interval=${interval}",
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unless => "/usr/sbin/pcs stonith show stonith-fence_ironic-${safe_title} > /dev/null 2>&1",
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tries => $tries,
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try_sleep => $try_sleep,
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require => Class['pacemaker::corosync'],
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} ~>
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exec { "Add non-local constraint for stonith-fence_ironic-${safe_title}":
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command => "/usr/sbin/pcs constraint location stonith-fence_ironic-${safe_title} avoids ${pcmk_host_value_chunk}",
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tries => $tries,
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try_sleep => $try_sleep,
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refreshonly => true,
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}
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}
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}
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