OpenStack Zed : Neutron 設定 (Compute ノード)2023/06/28 |
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OpenStack Network Service（Neutron）の設定です。
当例では All in One 構成ではなく、以下のようにノードを役割ごとに分離した 3 ノード構成で設定します。
なお、Neutron はプラグイン方式で、プラグインとして利用するソフトウェアを選択する必要があります。 当例では ML2 プラグインを選択して設定します。( バックエンドは Open vSwitch を選択 )
------------+--------------------------+--------------------------+------------
| | |
eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51
+-----------+-----------+ +-----------+-----------+ +-----------+-----------+
| [ dlp.srv.world ] | | [ network.srv.world ] | | [ node01.srv.world ] |
| (Control Node) | | (Network Node) | | (Compute Node) |
| | | | | |
| MariaDB RabbitMQ | | Neutron L2/L3 Agent | | Libvirt |
| Memcached Nginx | | Neutron Metadata | | Nova Compute |
| Keystone httpd | | Open vSwitch | | Neutron L2 Agent |
| Glance Nova API | | | | Open vSwitch |
| Neutron Server | | | | |
| Neutron Metadata | | | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] | Compute ノードに必要なパッケージをインストールします。 |
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root@node01:~# apt -y install neutron-common neutron-plugin-ml2 neutron-openvswitch-agent
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| [2] | Compute ノードの設定です。 |
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root@node01:~# mv /etc/neutron/neutron.conf /etc/neutron/neutron.conf.org
root@node01:~#
vi /etc/neutron/neutron.conf # 新規作成 [DEFAULT] core_plugin = ml2 service_plugins = router auth_strategy = keystone state_path = /var/lib/neutron allow_overlapping_ips = True # RabbitMQ 接続情報 transport_url = rabbit://openstack:password@dlp.srv.world [agent] root_helper = sudo /usr/bin/neutron-rootwrap /etc/neutron/rootwrap.conf # Keystone 認証情報 [keystone_authtoken] www_authenticate_uri = https://dlp.srv.world:5000 auth_url = https://dlp.srv.world:5000 memcached_servers = dlp.srv.world:11211 auth_type = password project_domain_name = default user_domain_name = default project_name = service username = neutron password = servicepassword # Apache2 Keystone で自己署名の証明書を使用の場合は [true] insecure = false [oslo_concurrency] lock_path = $state_path/lock [oslo_policy] enforce_new_defaults = true
root@node01:~#
root@node01:~# chmod 640 /etc/neutron/neutron.conf root@node01:~# chgrp neutron /etc/neutron/neutron.conf
mv /etc/neutron/plugins/ml2/ml2_conf.ini /etc/neutron/plugins/ml2/ml2_conf.ini.org
root@node01:~#
vi /etc/neutron/plugins/ml2/ml2_conf.ini # 新規作成 [DEFAULT] [ml2] type_drivers = flat,vlan,vxlan tenant_network_types = mechanism_drivers = openvswitch extension_drivers = port_security,qos [ml2_type_flat] [ml2_type_vxlan] [securitygroup] enable_security_group = True enable_ipset = True mv /etc/neutron/plugins/ml2/openvswitch_agent.ini /etc/neutron/plugins/ml2/openvswitch_agent.ini.org
root@node01:~#
vi /etc/neutron/plugins/ml2/openvswitch_agent.ini # 新規作成 [DEFAULT] [agent] [ovs] [securitygroup] firewall_driver = openvswitch enable_security_group = True enable_ipset = True
root@node01:~#
chmod 640 /etc/neutron/plugins/ml2/{ml2_conf.ini,openvswitch_agent.ini} root@node01:~# chgrp neutron /etc/neutron/plugins/ml2/{ml2_conf.ini,openvswitch_agent.ini}
root@node01:~#
vi /etc/nova/nova.conf # [DEFAULT] セクション内の適当な場所へ追記
vif_plugging_is_fatal = True
vif_plugging_timeout = 300 # 最終行へ追記：Neutron 認証情報 # [metadata_proxy_shared_secret] の値は [metadata_agent.ini] で指定した値
[neutron]
auth_url = https://dlp.srv.world:5000 auth_type = password project_domain_name = default user_domain_name = default region_name = RegionOne project_name = service username = neutron password = servicepassword service_metadata_proxy = True metadata_proxy_shared_secret = metadata_secret insecure = false
root@node01:~#
root@node01:~# ip link set up ovs-system root@node01:~# echo -e '\nauto ovs-system\niface ovs-system inet manual' >> /etc/network/interfaces
ln -s /etc/neutron/plugins/ml2/ml2_conf.ini /etc/neutron/plugin.ini root@node01:~# systemctl restart nova-compute neutron-openvswitch-agent root@node01:~# systemctl enable neutron-openvswitch-agent |
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