Merge "Add OVN DBs bundle support for pacemaker HA"

1 files changed, 159 insertions, 0 deletions

diff --git a/manifests/profile/pacemaker/ovn_dbs_bundle.pp b/manifests/profile/pacemaker/ovn_dbs_bundle.pp
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+++ b/manifests/profile/pacemaker/ovn_dbs_bundle.pp
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+# 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::neutron::plugins::ml2::ovn
+#
+# Neutron ML2 driver Pacemaker HA profile for tripleo
+#
+# === Parameters
+#
+# [*ovn_dbs_docker_image*]
+#   (Optional) The docker image to use for creating the pacemaker bundle
+#   Defaults to hiera('tripleo::profile::pacemaker::ovn_dbs_bundle::ovn_dbs_docker_image', undef)
+#
+# [*ovn_dbs_control_port*]
+#   (Optional) The bundle's pacemaker_remote control port on the host
+#   Defaults to hiera('tripleo::profile::pacemaker::ovn_dbs_bundle::control_port', '3125')
+#
+# [*bootstrap_node*]
+#   (Optional) The hostname of the node responsible for bootstrapping tasks
+#   Defaults to hiera('ovn_dbs_short_bootstrap_node_name')
+#
+# [*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)
+#
+# [*ovn_dbs_vip*]
+#   (Optional) The vip to be used for OVN DB servers. It is expected that
+#   the vip resource to be created before calling this class.
+#   Defaults to hiera('ovn_dbs_vip')
+#
+# [*nb_db_port*]
+#   The TCP port in which the OVN Northbound DB listens to.
+#   Defaults to 6641
+#
+# [*sb_db_port*]
+#   The TCP port in which the OVN Southbound DB listens to.
+#   Defaults to 6642
+#
+
+class tripleo::profile::pacemaker::ovn_dbs_bundle (
+  $ovn_dbs_docker_image = hiera('tripleo::profile::pacemaker::ovn_dbs_bundle::ovn_dbs_docker_image', undef),
+  $ovn_dbs_control_port = hiera('tripleo::profile::pacemaker::ovn_dbs_bundle::control_port', '3125'),
+  $bootstrap_node       = hiera('ovn_dbs_short_bootstrap_node_name'),
+  $step                 = Integer(hiera('step')),
+  $pcs_tries            = hiera('pcs_tries', 20),
+  $ovn_dbs_vip          = hiera('ovn_dbs_vip'),
+  $nb_db_port           = 6641,
+  $sb_db_port           = 6642
+) {
+
+  if $::hostname == downcase($bootstrap_node) {
+    $pacemaker_master = true
+  } else {
+    $pacemaker_master = false
+  }
+
+  if $step >= 3 {
+    if $pacemaker_master {
+      $ovndb_servers_resource_name = 'ovndb_servers'
+      $ovndb_servers_ocf_name      = 'ovn:ovndb-servers'
+      $ovndb_vip_resource_name     = "ip-${ovn_dbs_vip}"
+
+      $ovn_dbs_short_node_names = hiera('ovn_dbs_short_node_names')
+      $ovn_dbs_nodes_count = count($ovn_dbs_short_node_names)
+      $ovn_dbs_short_node_names.each |String $node_name| {
+        pacemaker::property { "ovn-dbs-role-${node_name}":
+          property => 'ovn-dbs-role',
+          value    => true,
+          tries    => $pcs_tries,
+          node     => $node_name,
+          before   => Pacemaker::Resource::Bundle['ovn-dbs-bundle'],
+        }
+      }
+
+      $ovn_dbs_location_rule = {
+        resource_discovery => 'exclusive',
+        score              => 0,
+        expression         => ['ovn-dbs-role eq true'],
+      }
+
+      pacemaker::resource::bundle { 'ovn-dbs-bundle':
+        image             => $ovn_dbs_docker_image,
+        replicas          => $ovn_dbs_nodes_count,
+        masters           => 1,
+        location_rule     => $ovn_dbs_location_rule,
+        container_options => 'network=host',
+        options           => '--user=root --log-driver=journald -e KOLLA_CONFIG_STRATEGY=COPY_ALWAYS',
+        run_command       => '/bin/bash /usr/local/bin/kolla_start',
+        network           => "control-port=${ovn_dbs_control_port}",
+        storage_maps      => {
+          'ovn-dbs-cfg-files' => {
+            'source-dir' => '/var/lib/kolla/config_files/ovn_dbs.json',
+            'target-dir' => '/var/lib/kolla/config_files/config.json',
+            'options'    => 'ro',
+          },
+          'ovn-dbs-mod-files' => {
+            'source-dir' => '/lib/modules',
+            'target-dir' => '/lib/modules',
+            'options'    => 'ro',
+          },
+          'ovn-dbs-run-files' => {
+            'source-dir' => '/var/lib/openvswitch/ovn',
+            'target-dir' => '/run/openvswitch',
+            'options'    => 'rw',
+          },
+          'ovn-dbs-log-files' => {
+            'source-dir' => '/var/log/containers/openvswitch',
+            'target-dir' => '/var/log/openvswitch',
+            'options'    => 'rw',
+          },
+          'ovn-dbs-db-path'   => {
+            'source-dir' => '/var/lib/openvswitch/ovn',
+            'target-dir' => '/etc/openvswitch',
+            'options'    => 'rw',
+          },
+        },
+      }
+
+      pacemaker::resource::ocf { "${ovndb_servers_resource_name}":
+        ocf_agent_name  => "${ovndb_servers_ocf_name}",
+        master_params   => '',
+        op_params       => 'start timeout=200s stop timeout=200s',
+        resource_params => "master_ip=${ovn_dbs_vip} nb_master_port=${nb_db_port} sb_master_port=${sb_db_port} manage_northd=yes",
+        tries           => $pcs_tries,
+        location_rule   => $ovn_dbs_location_rule,
+        meta_params     => 'notify=true',
+        bundle          => 'ovn-dbs-bundle',
+      }
+
+      pacemaker::constraint::colocation { "${ovndb_vip_resource_name}-with-${ovndb_servers_resource_name}":
+        source       => "${ovndb_vip_resource_name}",
+        target       => 'ovn-dbs-bundle',
+        master_slave => true,
+        score        => 'INFINITY',
+        tries        => $pcs_tries,
+      }
+
+      Pacemaker::Resource::Bundle['ovn-dbs-bundle']
+        -> Pacemaker::Resource::Ocf["${ovndb_servers_resource_name}"]
+          -> Pacemaker::Constraint::Colocation["${ovndb_vip_resource_name}-with-${ovndb_servers_resource_name}"]
+    }
+  }
+}