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author | 2017-05-09 05:28:21 -0400 | |
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committer | 2017-05-25 14:34:37 +0200 | |
commit | 8b5b0b3f15d511f258ee7813cb525c5baff4eb75 (patch) | |
tree | 1346cfd960e3dbb2bb3edc6ecec2342b7144e966 /manifests/profile | |
parent | 066dc2cecf5a30d4a0cf541b32a2ae45ae5de30a (diff) |
Puppet module to deploy Redis bundle for HA
This module is used by tripleo-heat-templates to configure and deploy
Kolla-based Redis containers managed by pacemaker.
We use short-lived containers that call pcs via puppet to create
the needed pacemaker resources, properties and constraints.
Co-Authored-By: Michele Baldesari <michele@acksyn.org>
Partial-Bug: #1692924
Depends-On: I44fbd7f89ab22b72e8d3fc0a0e3fe54a9418a60f
Depends-On: Ie9b7e7d2a3cec4b121915a17c1e809e4ec950e7f
Change-Id: Ia1131611d15670190b7b6654f72e6290bf7f8b9e
Diffstat (limited to 'manifests/profile')
-rw-r--r-- | manifests/profile/pacemaker/database/redis_bundle.pp | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/manifests/profile/pacemaker/database/redis_bundle.pp b/manifests/profile/pacemaker/database/redis_bundle.pp new file mode 100644 index 0000000..167e54a --- /dev/null +++ b/manifests/profile/pacemaker/database/redis_bundle.pp @@ -0,0 +1,178 @@ +# 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::database::redis_bundle +# +# Containerized Redis Pacemaker HA profile for tripleo +# +# === Parameters +# +# [*redis_docker_image*] +# (Optional) The docker image to use for creating the pacemaker bundle +# Defaults to hiera('tripleo::profile::pacemaker::redis_bundle::redis_docker_image', undef) +# +# [*redis_docker_control_port*] +# (Optional) The bundle's pacemaker_remote control port on the host +# Defaults to hiera('tripleo::profile::pacemaker::redis_bundle::control_port', '3121') +# +# [*pcs_tries*] +# (Optional) The number of times pcs commands should be retried. +# Defaults to hiera('pcs_tries', 20) +# +# [*bootstrap_node*] +# (Optional) The hostname of the node responsible for bootstrapping tasks +# Defaults to hiera('redis_short_bootstrap_node_name') +# +# [*step*] +# (Optional) The current step in deployment. See tripleo-heat-templates +# for more details. +# Defaults to hiera('step') +# +# +class tripleo::profile::pacemaker::database::redis_bundle ( + $bootstrap_node = hiera('redis_short_bootstrap_node_name'), + $redis_docker_image = hiera('tripleo::profile::pacemaker::database::redis_bundle::redis_docker_image', undef), + $redis_docker_control_port = hiera('tripleo::profile::pacemaker::database::redis_bundle::control_port', '3124'), + $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::database::redis + + if $step >= 2 { + if $pacemaker_master { + $redis_short_node_names = hiera('redis_short_node_names') + $redis_nodes_count = count($redis_short_node_names) + $redis_short_node_names.each |String $node_name| { + pacemaker::property { "redis-role-${node_name}": + property => 'redis-role', + value => true, + tries => $pcs_tries, + node => $node_name, + before => Pacemaker::Resource::Bundle['redis-bundle'], + } + } + + pacemaker::resource::bundle { 'redis-bundle': + image => $redis_docker_image, + replicas => $redis_nodes_count, + masters => 1, + container_options => 'network=host', + options => '--user=root --log-driver=journald -e KOLLA_CONFIG_STRATEGY=COPY_ALWAYS', + run_command => '/bin/bash /usr/local/bin/kolla_start', + network => "control-port=${redis_docker_control_port}", + storage_maps => { + 'redis-cfg-files' => { + 'source-dir' => '/var/lib/kolla/config_files/redis.json', + 'target-dir' => '/var/lib/kolla/config_files/config.json', + 'options' => 'ro', + }, + 'redis-cfg-data-redis' => { + 'source-dir' => '/var/lib/config-data/redis/etc/redis', + 'target-dir' => '/etc/redis', + 'options' => 'ro', + }, + 'redis-cfg-data-redis-conf' => { + 'source-dir' => '/var/lib/config-data/redis/etc/redis.conf', + 'target-dir' => '/etc/redis.conf', + 'options' => 'ro', + }, + 'redis-cfg-data-redis-conf-puppet' => { + 'source-dir' => '/var/lib/config-data/redis/etc/redis.conf.puppet', + 'target-dir' => '/etc/redis.conf.puppet', + 'options' => 'ro', + }, + 'redis-cfg-data-redis-sentinel' => { + 'source-dir' => '/var/lib/config-data/redis/etc/redis-sentinel.conf', + 'target-dir' => '/etc/redis-sentinel.conf', + 'options' => 'ro', + }, + 'redis-hosts' => { + 'source-dir' => '/etc/hosts', + 'target-dir' => '/etc/hosts', + 'options' => 'ro', + }, + 'redis-localtime' => { + 'source-dir' => '/etc/localtime', + 'target-dir' => '/etc/localtime', + 'options' => 'ro', + }, + 'redis-lib' => { + 'source-dir' => '/var/lib/redis', + 'target-dir' => '/var/lib/redis', + 'options' => 'rw', + }, + 'redis-log' => { + 'source-dir' => '/var/log/redis', + 'target-dir' => '/var/log/redis', + 'options' => 'rw', + }, + 'redis-run' => { + 'source-dir' => '/var/run/redis', + 'target-dir' => '/var/run/redis', + 'options' => 'rw', + }, + 'redis-pki-extracted' => { + 'source-dir' => '/etc/pki/ca-trust/extracted', + 'target-dir' => '/etc/pki/ca-trust/extracted', + 'options' => 'ro', + }, + 'redis-pki-ca-bundle-crt' => { + 'source-dir' => '/etc/pki/tls/certs/ca-bundle.crt', + 'target-dir' => '/etc/pki/tls/certs/ca-bundle.crt', + 'options' => 'ro', + }, + 'redis-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', + }, + 'redis-pki-cert' => { + 'source-dir' => '/etc/pki/tls/cert.pem', + 'target-dir' => '/etc/pki/tls/cert.pem', + 'options' => 'ro', + }, + 'redis-dev-log' => { + 'source-dir' => '/dev/log', + 'target-dir' => '/dev/log', + 'options' => 'rw', + }, + }, + } + + pacemaker::resource::ocf { 'redis': + ocf_agent_name => 'heartbeat:redis', + resource_params => 'wait_last_known_master=true', + master_params => '', + meta_params => 'notify=true ordered=true interleave=true', + op_params => 'start timeout=200s stop timeout=200s', + tries => $pcs_tries, + location_rule => { + resource_discovery => 'exclusive', + score => 0, + expression => ['redis-role eq true'], + }, + bundle => 'redis-bundle', + require => [Class['::redis'], + Pacemaker::Resource::Bundle['redis-bundle']], + } + + } + } +} |