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Diffstat (limited to 'manifests/profile/pacemaker/rabbitmq_bundle.pp')
| -rw-r--r-- | manifests/profile/pacemaker/rabbitmq_bundle.pp | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/manifests/profile/pacemaker/rabbitmq_bundle.pp b/manifests/profile/pacemaker/rabbitmq_bundle.pp new file mode 100644 index 0000000..b05b0b1 --- /dev/null +++ b/manifests/profile/pacemaker/rabbitmq_bundle.pp @@ -0,0 +1,194 @@ +# Copyright 2017 Red Hat, Inc. +# +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +# == Class: tripleo::profile::pacemaker::rabbitmq_bundle +# +# Containerized RabbitMQ Pacemaker HA profile for tripleo +# +# === Parameters +# +# [*rabbitmq_docker_image*] +# (Optional) The docker image to use for creating the pacemaker bundle +# Defaults to hiera('tripleo::profile::pacemaker::rabbitmq_bundle::rabbitmq_docker_image', undef) +# +# [*rabbitmq_docker_control_port*] +# (Optional) The bundle's pacemaker_remote control port on the host +# Defaults to hiera('tripleo::profile::pacemaker::rabbitmq_bundle::control_port', '3121') +# +# [*bootstrap_node*] +# (Optional) The hostname of the node responsible for bootstrapping tasks +# Defaults to hiera('rabbitmq_short_bootstrap_node_name') +# +# [*erlang_cookie*] +# (Optional) Content of erlang cookie. +# Defaults to hiera('rabbitmq::erlang_cookie'). +# +# [*user_ha_queues*] +# (Optional) The number of HA queues in to be configured in rabbitmq +# Defaults to hiera('rabbitmq::nr_ha_queues'), which is usually 0 meaning +# that the queues number will be CEIL(N/2) where N is the number of rabbitmq +# nodes. +# +# [*rabbit_nodes*] +# (Optional) The list of rabbitmq nodes names +# Defaults to hiera('rabbitmq_node_names') +# +# [*step*] +# (Optional) The current step in deployment. See tripleo-heat-templates +# for more details. +# Defaults to hiera('step') +# +# [*pcs_tries*] +# (Optional) The number of times pcs commands should be retried. +# Defaults to hiera('pcs_tries', 20) +# +class tripleo::profile::pacemaker::rabbitmq_bundle ( + $rabbitmq_docker_image = hiera('tripleo::profile::pacemaker::rabbitmq_bundle::rabbitmq_docker_image', undef), + $rabbitmq_docker_control_port = hiera('tripleo::profile::pacemaker::rabbitmq_bundle::control_port', '3121'), + $bootstrap_node = hiera('rabbitmq_short_bootstrap_node_name'), + $erlang_cookie = hiera('rabbitmq::erlang_cookie'), + $user_ha_queues = hiera('rabbitmq::nr_ha_queues', 0), + $rabbit_nodes = hiera('rabbitmq_node_names'), + $pcs_tries = hiera('pcs_tries', 20), + $step = hiera('step'), +) { + if $::hostname == downcase($bootstrap_node) { + $pacemaker_master = true + } else { + $pacemaker_master = false + } + + include ::tripleo::profile::base::rabbitmq + + file { '/var/lib/rabbitmq/.erlang.cookie': + ensure => file, + owner => 'rabbitmq', + group => 'rabbitmq', + mode => '0400', + content => $erlang_cookie, + replace => true, + require => Class['::rabbitmq'], + } + + if $step >= 1 and $pacemaker_master and hiera('stack_action') == 'UPDATE' { + tripleo::pacemaker::resource_restart_flag { 'rabbitmq-clone': + subscribe => Class['rabbitmq::service'], + } + } + + + if $step >= 2 { + if $pacemaker_master { + $rabbitmq_short_node_names = hiera('rabbitmq_short_node_names') + $rabbitmq_nodes_count = count($rabbitmq_short_node_names) + $rabbitmq_short_node_names.each |String $node_name| { + pacemaker::property { "rabbitmq-role-${node_name}": + property => 'rabbitmq-role', + value => true, + tries => $pcs_tries, + node => $node_name, + before => Pacemaker::Resource::Bundle['rabbitmq-bundle'], + } + } + + pacemaker::resource::bundle { 'rabbitmq-bundle': + image => $rabbitmq_docker_image, + replicas => $rabbitmq_nodes_count, + container_options => 'network=host', + options => '--user=root --log-driver=journald -e KOLLA_CONFIG_STRATEGY=COPY_ALWAYS', + run_command => '/bin/bash /usr/local/bin/kolla_start', + network => "control-port=${rabbitmq_docker_control_port}", + storage_maps => { + 'rabbitmq-cfg-files' => { + 'source-dir' => '/var/lib/kolla/config_files/rabbitmq.json', + 'target-dir' => '/var/lib/kolla/config_files/config.json', + 'options' => 'ro', + }, + 'rabbitmq-cfg-data' => { + 'source-dir' => '/var/lib/config-data/rabbitmq/etc/rabbitmq', + 'target-dir' => '/etc/rabbitmq', + 'options' => 'ro', + }, + 'rabbitmq-hosts' => { + 'source-dir' => '/etc/hosts', + 'target-dir' => '/etc/hosts', + 'options' => 'ro', + }, + 'rabbitmq-localtime' => { + 'source-dir' => '/etc/localtime', + 'target-dir' => '/etc/localtime', + 'options' => 'ro', + }, + 'rabbitmq-lib' => { + 'source-dir' => '/var/lib/rabbitmq', + 'target-dir' => '/var/lib/rabbitmq', + 'options' => 'rw', + }, + 'rabbitmq-pki-extracted' => { + 'source-dir' => '/etc/pki/ca-trust/extracted', + 'target-dir' => '/etc/pki/ca-trust/extracted', + 'options' => 'ro', + }, + 'rabbitmq-pki-ca-bundle-crt' => { + 'source-dir' => '/etc/pki/tls/certs/ca-bundle.crt', + 'target-dir' => '/etc/pki/tls/certs/ca-bundle.crt', + 'options' => 'ro', + }, + 'rabbitmq-pki-ca-bundle-trust-crt' => { + 'source-dir' => '/etc/pki/tls/certs/ca-bundle.trust.crt', + 'target-dir' => '/etc/pki/tls/certs/ca-bundle.trust.crt', + 'options' => 'ro', + }, + 'rabbitmq-pki-cert' => { + 'source-dir' => '/etc/pki/tls/cert.pem', + 'target-dir' => '/etc/pki/tls/cert.pem', + 'options' => 'ro', + }, + 'rabbitmq-dev-log' => { + 'source-dir' => '/dev/log', + 'target-dir' => '/dev/log', + 'options' => 'rw', + }, + }, + } + + # The default nr of ha queues is ceiling(N/2) + if $user_ha_queues == 0 { + $nr_rabbit_nodes = size($rabbit_nodes) + $nr_ha_queues = $nr_rabbit_nodes / 2 + ($nr_rabbit_nodes % 2) + $params = "set_policy='ha-all ^(?!amq\\.).* {\"ha-mode\":\"exactly\",\"ha-params\":${nr_ha_queues}}'" + } elsif $user_ha_queues == -1 { + $params = 'set_policy=\'ha-all ^(?!amq\.).* {"ha-mode":"all"}\'' + } else { + $nr_ha_queues = $user_ha_queues + $params = "set_policy='ha-all ^(?!amq\\.).* {\"ha-mode\":\"exactly\",\"ha-params\":${nr_ha_queues}}'" + } + pacemaker::resource::ocf { 'rabbitmq': + ocf_agent_name => 'heartbeat:rabbitmq-cluster', + resource_params => $params, + meta_params => 'notify=true', + op_params => 'start timeout=200s stop timeout=200s', + tries => $pcs_tries, + location_rule => { + resource_discovery => 'exclusive', + score => 0, + expression => ['rabbitmq-role eq true'], + }, + bundle => 'rabbitmq-bundle', + require => [Class['::rabbitmq'], + Pacemaker::Resource::Bundle['rabbitmq-bundle']], + } + } + } +} |