cookbook-openstack-network/recipes/l3_agent.rb

85 lines
2.9 KiB
Ruby

# Encoding: utf-8
#
# Cookbook Name:: openstack-network
# Recipe:: l3_agent
#
# Copyright 2013, AT&T
#
# 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.
#
include_recipe 'openstack-network'
# Make Openstack object available in Chef::Recipe
class ::Chef::Recipe
include ::Openstack
end
platform_options = node['openstack']['network']['platform']
platform_options['neutron_l3_packages'].each do |pkg|
package pkg do
options platform_options['package_overrides']
action :upgrade
end
end
service_config = merge_config_options 'network_l3'
template node['openstack']['network_l3']['config_file'] do
source 'openstack-service.conf.erb'
cookbook 'openstack-common'
owner node['openstack']['network']['platform']['user']
group node['openstack']['network']['platform']['group']
mode 00640
variables(
service_config: service_config
)
# Not restart l3 agent to avoid synchronization problem, when vpn agent is enabled.
unless node['openstack']['network_vpnaas']['enabled']
notifies :restart, 'service[neutron-l3-agent]'
end
end
# See http://docs.openstack.org/admin-guide-cloud/content/section_adv_cfg_l3_agent.html
if node['openstack']['network_l3']['conf']['DEFAULT']['interface_driver'] ==
'neutron.agent.linux.interface.OVSInterfaceDriver'
ext_bridge = node['openstack']['network_l3']['conf']['DEFAULT']['external_network_bridge']
ext_bridge_iface = node['openstack']['network_l3']['external_network_bridge_interface']
if ext_bridge && ext_bridge_iface
execute 'create external network bridge' do
command "ovs-vsctl add-br #{ext_bridge}"
action :run
not_if "ovs-vsctl br-exists #{ext_bridge}"
end
execute 'enable external_network_bridge_interface' do
command "ip link set #{ext_bridge_iface} up && ovs-vsctl --may-exist add-port #{ext_bridge} #{ext_bridge_iface}"
action :run
only_if "ip link show #{ext_bridge_iface}"
end
end
end
service 'neutron-l3-agent' do
service_name platform_options['neutron_l3_agent_service']
supports status: true, restart: true
# As l3 and vpn agents are both working based on l3 bisic strategy, and there will be
# potential synchronization problems when vpn and l3 agents both running in network node.
# So if the vpn agent is enabled, we should stop and disable the l3 agent.
if node['openstack']['network_vpnaas']['enabled']
action [:stop, :disable]
else
action [:enable, :start]
subscribes :restart, 'template[/etc/neutron/neutron.conf]'
end
end