OpenStack Wallaby : Designate 設定 (Control ノード)2021/04/26 |
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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 | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [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。 |
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# [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 | 620c149e6cc84d7e8f446504cd3cd355 |
| domain_id | default |
| enabled | True |
| id | e0f4c9c676e34e2a8586e7e31299eeae |
| 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 | f147b721440447ac9e1492cc3605a5ff | | 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://$designate_api:9001/ +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | 5002958dc460400daa44cca222367298 | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | f147b721440447ac9e1492cc3605a5ff | | service_name | designate | | service_type | dns | | url | http://10.0.0.50:9001/ | +--------------+----------------------------------+ # [designate] 用エンドポイント作成 (internal) [root@dlp ~(keystone)]# openstack endpoint create --region RegionOne dns internal http://$designate_api:9001/ +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | 194c34efc4ed4fe7997f768e2a96f694 | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | f147b721440447ac9e1492cc3605a5ff | | 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 | 68387cac83ce441392f1b3c671aed0cf | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | f147b721440447ac9e1492cc3605a5ff | | 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。 |
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[root@dlp ~(keystone)]# mysql -u root -p Enter password: Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 115 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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