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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 {
# Allow non local bind, because all the ovsdb-server's running in the
# cluster try to open a TCP socket on the VIP.
ensure_resource('sysctl::value', 'net.ipv4.ip_nonlocal_bind', {
'value'=> 1,
})
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 => $ovn_dbs_location_rule,
meta_params => 'notify=true container-attribute-target=host',
bundle => 'ovn-dbs-bundle',
}
pacemaker::constraint::colocation { "${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}"]
}
}
}
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