--- /dev/null
+#
+# Copyright (C) 2014 eNovance SAS <licensing@enovance.com>
+#
+# Author: Emilien Macchi <emilien.macchi@enovance.com>
+#
+# 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: neutron::agents::ml2::ovs
+#
+# Setups OVS neutron agent when using ML2 plugin
+#
+# === Parameters
+#
+# [*package_ensure*]
+# (optional) The state of the package
+# Defaults to 'present'
+#
+# [*enabled*]
+# (required) Whether or not to enable the OVS Agent
+# Defaults to true
+#
+# [*bridge_uplinks*]
+# (optional) List of interfaces to connect to the bridge when doing
+# bridge mapping.
+# Defaults to empty list
+#
+# [*bridge_mapping*]
+# (optional) List of <physical_network>:<bridge>
+# Defaults to empty list
+#
+# [*integration_bridge*]
+# (optional) Integration bridge in OVS
+# Defaults to 'br-int'
+#
+# [*enable_tunneling*]
+# (optional) Enable or not tunneling
+# Defaults to false
+#
+# [*tunnel_types*]
+# (optional) List of types of tunnels to use when utilizing tunnels,
+# either 'gre' or 'vxlan'.
+# Defaults to false
+#
+# [*local_ip*]
+# (optional) Local IP address of GRE tunnel endpoints.
+# Required when enabling tunneling
+# Defaults to false
+#
+# [*tunnel_bridge*]
+# (optional) Bridge used to transport tunnels
+# Defaults to 'br-tun'
+#
+# [*vxlan_udp_port*]
+# (optional) The UDP port to use for VXLAN tunnels.
+# Defaults to '4789'
+#
+# [*polling_interval*]
+# (optional) The number of seconds the agent will wait between
+# polling for local device changes.
+# Defaults to '2"
+#
+# [*l2_population*]
+# (optional) Extension to use alongside ml2 plugin's l2population
+# mechanism driver.
+# Defaults to false
+#
+# [*arp_responder*]
+# (optional) Enable or not the ARP responder.
+# Recommanded when using l2 population mechanism driver.
+# Defaults to false
+#
+# [*firewall_driver*]
+# (optional) Firewall driver for realizing neutron security group function.
+# Defaults to 'neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver'.
+#
+# [*enable_distributed_routing*]
+# (optional) Set to True on L2 agents to enable support
+# for distributed virtual routing.
+# Defaults to false
+#
+class neutron::agents::ml2::ovs (
+ $package_ensure = 'present',
+ $enabled = true,
+ $bridge_uplinks = [],
+ $bridge_mappings = [],
+ $integration_bridge = 'br-int',
+ $enable_tunneling = false,
+ $tunnel_types = [],
+ $local_ip = false,
+ $tunnel_bridge = 'br-tun',
+ $vxlan_udp_port = 4789,
+ $polling_interval = 2,
+ $l2_population = false,
+ $arp_responder = false,
+ $firewall_driver = 'neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver',
+ $enable_distributed_routing = false,
+) {
+
+ include neutron::params
+ require vswitch::ovs
+
+ if $enable_tunneling and ! $local_ip {
+ fail('Local ip for ovs agent must be set when tunneling is enabled')
+ }
+
+ if $enable_distributed_routing and ! $l2_population {
+ fail('L2 population must be enabled when DVR is enabled')
+ }
+
+ Neutron_plugin_ml2<||> ~> Service['neutron-ovs-agent-service']
+
+ if ($bridge_mappings != []) {
+ # bridge_mappings are used to describe external networks that are
+ # *directly* attached to this machine.
+ # (This has nothing to do with VM-VM comms over neutron virtual networks.)
+ # Typically, the network node - running L3 agent - will want one external
+ # network (often this is on the control node) and the other nodes (all the
+ # compute nodes) will want none at all. The only other reason you will
+ # want to add networks here is if you're using provider networks, in which
+ # case you will name the network with bridge_mappings and add the server's
+ # interfaces that are attached to that network with bridge_uplinks.
+ # (The bridge names can be nearly anything, they just have to match between
+ # mappings and uplinks; they're what the OVS switches will get named.)
+
+ # Set config for bridges that we're going to create
+ # The OVS neutron plugin will talk in terms of the networks in the bridge_mappings
+ $br_map_str = join($bridge_mappings, ',')
+ neutron_plugin_ml2 {
+ 'ovs/bridge_mappings': value => $br_map_str;
+ }
+ neutron::plugins::ovs::bridge{ $bridge_mappings:
+ before => Service['neutron-ovs-agent-service'],
+ }
+ neutron::plugins::ovs::port{ $bridge_uplinks:
+ before => Service['neutron-ovs-agent-service'],
+ }
+ }
+
+ neutron_plugin_ml2 {
+ 'agent/polling_interval': value => $polling_interval;
+ 'agent/l2_population': value => $l2_population;
+ 'agent/arp_responder': value => $arp_responder;
+ 'agent/enable_distributed_routing': value => $enable_distributed_routing;
+ 'ovs/integration_bridge': value => $integration_bridge;
+ }
+
+ if ($firewall_driver) {
+ neutron_plugin_ml2 { 'securitygroup/firewall_driver':
+ value => $firewall_driver
+ }
+ } else {
+ neutron_plugin_ml2 { 'securitygroup/firewall_driver': ensure => absent }
+ }
+
+ vs_bridge { $integration_bridge:
+ ensure => present,
+ before => Service['neutron-ovs-agent-service'],
+ }
+
+ if $enable_tunneling {
+ vs_bridge { $tunnel_bridge:
+ ensure => present,
+ before => Service['neutron-ovs-agent-service'],
+ }
+ neutron_plugin_ml2 {
+ 'ovs/enable_tunneling': value => true;
+ 'ovs/tunnel_bridge': value => $tunnel_bridge;
+ 'ovs/local_ip': value => $local_ip;
+ }
+
+ if size($tunnel_types) > 0 {
+ neutron_plugin_ml2 {
+ 'agent/tunnel_types': value => join($tunnel_types, ',');
+ }
+ }
+ if 'vxlan' in $tunnel_types {
+ validate_vxlan_udp_port($vxlan_udp_port)
+ neutron_plugin_ml2 {
+ 'agent/vxlan_udp_port': value => $vxlan_udp_port;
+ }
+ }
+ } else {
+ neutron_plugin_ml2 {
+ 'ovs/enable_tunneling': value => false;
+ 'ovs/tunnel_bridge': ensure => absent;
+ 'ovs/local_ip': ensure => absent;
+ }
+ }
+
+
+ if $::neutron::params::ovs_agent_package {
+ Package['neutron-ovs-agent'] -> Neutron_plugin_ml2<||>
+ package { 'neutron-ovs-agent':
+ ensure => $package_ensure,
+ name => $::neutron::params::ovs_agent_package,
+ }
+ } else {
+ # Some platforms (RedHat) do not provide a separate
+ # neutron plugin ovs agent package. The configuration file for
+ # the ovs agent is provided by the neutron ovs plugin package.
+ Package['neutron-ovs-agent'] -> Neutron_plugin_ml2<||>
+ Package['neutron-ovs-agent'] -> Service['ovs-cleanup-service']
+
+ if ! defined(Package['neutron-ovs-agent']) {
+ package { 'neutron-ovs-agent':
+ ensure => $package_ensure,
+ name => $::neutron::params::ovs_server_package,
+ } ->
+ # https://bugzilla.redhat.com/show_bug.cgi?id=1087647
+ # Causes init script for agent to load the old ovs file
+ # instead of the ml2 config file.
+ file { '/etc/neutron/plugins/openvswitch/ovs_neutron_plugin.ini':
+ ensure => link,
+ target => '/etc/neutron/plugins/ml2/ml2_conf.ini'
+ } ~> Service<| title == 'neutron-ovs-agent-service' |>
+ }
+ }
+
+ if $enabled {
+ $service_ensure = 'running'
+ } else {
+ $service_ensure = 'stopped'
+ }
+
+ service { 'neutron-ovs-agent-service':
+ ensure => $service_ensure,
+ name => $::neutron::params::ovs_agent_service,
+ enable => $enabled,
+ require => Class['neutron'],
+ }
+
+ if $::neutron::params::ovs_cleanup_service {
+ Package['neutron-ovs-agent'] -> Service['ovs-cleanup-service']
+ service { 'ovs-cleanup-service':
+ name => $::neutron::params::ovs_cleanup_service,
+ enable => $enabled,
+ }
+ }
+}
projects / dsa-puppet.git / blobdiff