OpenStack Victoria : Designate 設定 (Control ノード)2021/03/25 |
OpenStack DNS Service(Designate)をインストールします。
当例では以下のような環境を例に Designate をインストールします。
Network ノードに Designate サービス一式をインストールし、バックエンドの DNS サービスとして BIND 9 を設定します。 BIND 9 以外にも PowerDNS などもバックエンド DNS として利用可能です。 ------------+---------------------------+---------------------------+------------ | | | eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51 +-----------+-----------+ +-----------+-----------+ +-----------+-----------+ | [ Control Node ] | | [ Network Node ] | | [ Compute Node ] | | | | | | | | MariaDB RabbitMQ | | Open vSwitch | | Libvirt | | Memcached httpd | | Neutron Server | | Nova Compute | | Keystone Glance | | OVN-Northd | | Open vSwitch | | Nova API | | Cinder Volume | | OVN Metadata Agent | | Cinder API | | iSCSI Target | | OVN-Controller | | | | Designate Services | | | +-----------------------+ +-----------------------+ +-----------------------+ |
[1] | Control ノードの Keystone に Designate 用のユーザー等々を登録しておきます。 |
# [service] プロジェクト所属で [designate] ユーザーを作成 [root@dlp ~(keystone)]# openstack user create --domain default --project service --password servicepassword designate +---------------------+----------------------------------+ | Field | Value | +---------------------+----------------------------------+ | default_project_id | affa3a6446154e37adfd233c437bacc1 | | domain_id | default | | enabled | True | | id | 92ca14c361b44f09897f16320e70c192 | | name | designate | | options | {} | | password_expires_at | None | +---------------------+----------------------------------+ # [designate] ユーザーを [admin] ロール に加える [root@dlp ~(keystone)]# openstack role add --project service --user designate admin
# [designate] 用サービスエントリ作成 [root@dlp ~(keystone)]# openstack service create --name designate --description "OpenStack DNS Service" dns +-------------+----------------------------------+ | Field | Value | +-------------+----------------------------------+ | description | OpenStack DNS Service | | enabled | True | | id | 3b918e8cb1ef4276bee1d8870d85cb33 | | name | designate | | type | dns | +-------------+----------------------------------+ # Designate API ホストを定義 [root@dlp ~(keystone)]# export designate_api=10.0.0.50
# [designate] 用エンドポイント作成 (public) [root@dlp ~(keystone)]# openstack endpoint create --region RegionOne dns public http://$designate_api:9001/ +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | a5aebcd65f404a439d91879b7d2be3cd | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | 3b918e8cb1ef4276bee1d8870d85cb33 | | service_name | designate | | service_type | dns | | url | http://10.0.0.50:9001/ | +--------------+----------------------------------+ # [designate] 用エンドポイント作成 (internal) [root@dlp ~(keystone)]# openstack endpoint create --region RegionOne dns internal http://$designate_api:9001/ +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | d8fd8d67103346f59f3215c82254eb9f | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | 3b918e8cb1ef4276bee1d8870d85cb33 | | service_name | designate | | service_type | dns | | url | http://10.0.0.50:9001/ | +--------------+----------------------------------+ # [designate] 用エンドポイント作成 (admin) [root@dlp ~(keystone)]# openstack endpoint create --region RegionOne dns admin http://$designate_api:9001/ +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | cb5fd178e2ed4467aed3d7c1978c816c | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | 3b918e8cb1ef4276bee1d8870d85cb33 | | service_name | designate | | service_type | dns | | url | http://10.0.0.50:9001/ | +--------------+----------------------------------+ |
[2] | Designate 用のユーザーとデータベースを MariaDB に作成しておきます。 |
[root@dlp ~(keystone)]# mysql -u root -p Enter password: Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 173 Server version: 10.3.27-MariaDB MariaDB Server Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. MariaDB [(none)]> create database designate; Query OK, 1 row affected (0.00 sec) MariaDB [(none)]> grant all privileges on designate.* to designate@'localhost' identified by 'password'; Query OK, 0 rows affected (0.00 sec) MariaDB [(none)]> grant all privileges on designate.* to designate@'%' identified by 'password'; Query OK, 0 rows affected (0.00 sec) MariaDB [(none)]> flush privileges; Query OK, 0 rows affected (0.00 sec) MariaDB [(none)]> exit Bye |
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