OpenStack Rocky : Designate 設定#12018/09/04 |
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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 | | L2 Agent | | Nova Compute |
| Keystone Glance | | L3 Agent | | Open vSwitch |
| Nova API | | Metadata Agent | | L2 Agent |
| Neutron Server | | Cinder Volume | | |
| Metadata Agent | | Heat API API-CFN | | |
| Cinder API | | Heat Engine Named | | |
| | | 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。 |
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# designate ユーザー作成 (service プロジェクト所属) [root@dlp ~(keystone)]# openstack user create --domain default --project service --password servicepassword designate
+---------------------+----------------------------------+
| Field | Value |
+---------------------+----------------------------------+
| default_project_id | ece4ac6c7e764a979e36ba0b2faf848e |
| domain_id | default |
| enabled | True |
| id | 8072429a228044a8a0323c22d9795fc5 |
| 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 | 5203ed5bde1347a9a96bd29d3dc2c57c | | name | designate | | type | dns | +-------------+----------------------------------+ # Designate API ホストを定義しておく [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://$designate_api:9001/ +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | f849e9f159554ac3998c11929c8e5aa2 | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | 5203ed5bde1347a9a96bd29d3dc2c57c | | service_name | designate | | service_type | dns | | url | http://10.0.0.50:9001/ | +--------------+----------------------------------+ # designate 用エンドポイント作成 (internal) [root@dlp ~(keystone)]# openstack endpoint create --region RegionOne dns internal http://$designate_api:9001/ +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | c215c90c02604c7491479c26d725eda1 | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | 5203ed5bde1347a9a96bd29d3dc2c57c | | 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 | a50513fd487542bcafac43888a299eb5 | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | 5203ed5bde1347a9a96bd29d3dc2c57c | | 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 に登録しておきます。 |
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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 74 Server version: 10.1.20-MariaDB MariaDB Server Copyright (c) 2000, 2016, 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)]>
MariaDB [(none)]> flush privileges; Query OK, 0 rows affected (0.00 sec) exit Bye |
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