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Diffstat (limited to 'manifests/profile/pacemaker/neutron.pp')
| -rw-r--r-- | manifests/profile/pacemaker/neutron.pp | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/manifests/profile/pacemaker/neutron.pp b/manifests/profile/pacemaker/neutron.pp new file mode 100644 index 0000000..03ccbc3 --- /dev/null +++ b/manifests/profile/pacemaker/neutron.pp @@ -0,0 +1,184 @@ +# Copyright 2016 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 +# +# Neutron server profile for tripleo +# +# === Parameters +# +# [*step*] +# (Optional) The step in the deployment +# Defaults to hiera('step') +# +# [*pacemaker_master*] +# (Optional) The hostname of the pacemaker master +# Defaults to hiera('bootstrap_nodeid') +# +# [*enable_l3*] +# (Optional) Whether to include the Neutron L3 agent pacemaker profile +# Defaults to hiera('neutron::enable_l3_agent', false) +# +# [*enable_dhcp*] +# (Optional) Whether to include the Neutron DHCP agent pacemaker profile +# Defaults to hiera('neutron::enable_dhcp_agent', false) +# +# [*enable_metadata*] +# (Optional) Whether to include the Neutron Metadata agent pacemaker profile +# Defaults to hiera('neutron::enable_metadata_agent', false) +# +# [*enable_ovs*] +# (Optional) Whether to include the Neutron OVS agent pacemaker profile +# Defaults to hiera('neutron::enable_ovs_agent', false) +# +class tripleo::profile::pacemaker::neutron ( + $step = hiera('step'), + $pacemaker_master = hiera('bootstrap_nodeid'), + # We can drop the hiera defaults once the neutron roles are decomposed + $enable_l3 = hiera('neutron::enable_l3_agent', false), + $enable_dhcp = hiera('neutron::enable_dhcp_agent', false), + $enable_metadata = hiera('neutron::enable_metadata_agent', false), + $enable_ovs = hiera('neutron::enable_ovs_agent', false), +) { + + Service <| + tag == 'neutron-service' + |> { + hasrestart => true, + restart => '/bin/true', + start => '/bin/true', + stop => '/bin/true', + } + + if $step >= 4 { + include ::neutron::params + include ::tripleo::profile::base::neutron + + # To be removed when puppet-oslo comes into service + neutron_config { + 'DEFAULT/notification_driver': value => 'messaging'; + } + } + + if $step >= 5 and $pacemaker_master == downcase($::hostname) { + if $step == 5 { + # Neutron + # NOTE(gfidente): Neutron will try to populate the database with some data + # as soon as neutron-server is started; to avoid races we want to make this + # happen only on one node, before normal Pacemaker initialization + # https://bugzilla.redhat.com/show_bug.cgi?id=1233061 + # NOTE(emilien): we need to run this Exec only at Step 4 otherwise this exec + # will try to start the service while it's already started by Pacemaker + # It would result to a deployment failure since systemd would return 1 to Puppet + # and the overcloud would fail to deploy (6 would be returned). + # This conditional prevents from a race condition during the deployment. + # https://bugzilla.redhat.com/show_bug.cgi?id=1290582 + exec { 'neutron-server-systemd-start-sleep' : + command => 'systemctl start neutron-server && /usr/bin/sleep 5', + path => '/usr/bin', + unless => '/sbin/pcs resource show neutron-server', + } -> + pacemaker::resource::service { $::neutron::params::server_service: + clone_params => 'interleave=true', + require => Pacemaker::Resource::Ocf['openstack-core'] + } + } else { + pacemaker::resource::service { $::neutron::params::server_service: + clone_params => 'interleave=true', + require => Pacemaker::Resource::Ocf['openstack-core'] + } + } + + pacemaker::constraint::base { 'keystone-to-neutron-server-constraint': + constraint_type => 'order', + first_resource => 'openstack-core-clone', + second_resource => "${::neutron::params::server_service}-clone", + first_action => 'start', + second_action => 'start', + require => [Pacemaker::Resource::Ocf['openstack-core'], + Pacemaker::Resource::Service[$::neutron::params::server_service]], + } + + if $enable_ovs { + pacemaker::constraint::base { 'neutron-openvswitch-agent-to-dhcp-agent-constraint': + constraint_type => 'order', + first_resource => "${::neutron::params::ovs_agent_service}-clone", + second_resource => "${::neutron::params::dhcp_agent_service}-clone", + first_action => 'start', + second_action => 'start', + require => [Pacemaker::Resource::Service[$::neutron::params::ovs_agent_service], + Pacemaker::Resource::Service[$::neutron::params::dhcp_agent_service]], + } + } + + if $enable_dhcp and $enable_ovs { + pacemaker::constraint::base { 'neutron-server-to-openvswitch-agent-constraint': + constraint_type => 'order', + first_resource => "${::neutron::params::server_service}-clone", + second_resource => "${::neutron::params::ovs_agent_service}-clone", + first_action => 'start', + second_action => 'start', + require => [Pacemaker::Resource::Service[$::neutron::params::server_service], + Pacemaker::Resource::Service[$::neutron::params::ovs_agent_service]], + } + + pacemaker::constraint::colocation { 'neutron-openvswitch-agent-to-dhcp-agent-colocation': + source => "${::neutron::params::dhcp_agent_service}-clone", + target => "${::neutron::params::ovs_agent_service}-clone", + score => 'INFINITY', + require => [Pacemaker::Resource::Service[$::neutron::params::ovs_agent_service], + Pacemaker::Resource::Service[$::neutron::params::dhcp_agent_service]], + } + } + + if $enable_dhcp and $enable_l3 { + pacemaker::constraint::base { 'neutron-dhcp-agent-to-l3-agent-constraint': + constraint_type => 'order', + first_resource => "${::neutron::params::dhcp_agent_service}-clone", + second_resource => "${::neutron::params::l3_agent_service}-clone", + first_action => 'start', + second_action => 'start', + require => [Pacemaker::Resource::Service[$::neutron::params::dhcp_agent_service], + Pacemaker::Resource::Service[$::neutron::params::l3_agent_service]] + } + + pacemaker::constraint::colocation { 'neutron-dhcp-agent-to-l3-agent-colocation': + source => "${::neutron::params::l3_agent_service}-clone", + target => "${::neutron::params::dhcp_agent_service}-clone", + score => 'INFINITY', + require => [Pacemaker::Resource::Service[$::neutron::params::dhcp_agent_service], + Pacemaker::Resource::Service[$::neutron::params::l3_agent_service]] + } + } + + if $enable_l3 and $enable_metadata { + pacemaker::constraint::base { 'neutron-l3-agent-to-metadata-agent-constraint': + constraint_type => 'order', + first_resource => "${::neutron::params::l3_agent_service}-clone", + second_resource => "${::neutron::params::metadata_agent_service}-clone", + first_action => 'start', + second_action => 'start', + require => [Pacemaker::Resource::Service[$::neutron::params::l3_agent_service], + Pacemaker::Resource::Service[$::neutron::params::metadata_agent_service]] + } + pacemaker::constraint::colocation { 'neutron-l3-agent-to-metadata-agent-colocation': + source => "${::neutron::params::metadata_agent_service}-clone", + target => "${::neutron::params::l3_agent_service}-clone", + score => 'INFINITY', + require => [Pacemaker::Resource::Service[$::neutron::params::l3_agent_service], + Pacemaker::Resource::Service[$::neutron::params::metadata_agent_service]] + } + } + } +} |