Ubuntu 24.04
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OpenStack Caracal : Nova 設定 #12024/05/21
 

OpenStack Compute Service（Nova）を設定します。

当例では以下のような環境で管理ノードを構成しています。 

        eth0|10.0.0.30 
+-----------+-----------+
|   [ dlp.srv.world ]   |
|     (Control Node)    |
|                       |
|  MariaDB    RabbitMQ  |
|  Memcached  Nginx     |
|  Keystone   httpd     |
|  Glance     Nova API  |
+-----------------------+
[1] Keystone に Nova 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 [nova] ユーザーを作成

root@dlp ~(keystone)#
openstack user create --domain default --project service --password servicepassword nova 

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | ab9749e59bdb48e4807a18abb83c9f99 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | 615a0611270e4887935501977ff7dff0 |
| name                | nova                             |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+
# [nova] ユーザーを [admin] ロール に加える

root@dlp ~(keystone)#
openstack role add --project service --user nova admin
# [service] プロジェクト所属で [placement] ユーザーを作成

root@dlp ~(keystone)#
openstack user create --domain default --project service --password servicepassword placement 

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | ab9749e59bdb48e4807a18abb83c9f99 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | bf7932c4546a46f89b7133ff11c591c3 |
| name                | placement                        |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+
# [placement] ユーザーを [admin] ロール に加える

root@dlp ~(keystone)#
openstack role add --project service --user placement admin
# [nova] 用サービスエントリ作成

root@dlp ~(keystone)#
openstack service create --name nova --description "OpenStack Compute service" compute 

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| description | OpenStack Compute service        |
| enabled     | True                             |
| id          | 4685ca6bdb314b23a57b082e556c3493 |
| name        | nova                             |
| type        | compute                          |
+-------------+----------------------------------+
# [placement] 用サービスエントリ作成

root@dlp ~(keystone)#
openstack service create --name placement --description "OpenStack Compute Placement service" placement 

+-------------+-------------------------------------+
| Field       | Value                               |
+-------------+-------------------------------------+
| description | OpenStack Compute Placement service |
| enabled     | True                                |
| id          | 94c8db6a03fa4f44aee047e6683c95a2    |
| name        | placement                           |
| type        | placement                           |
+-------------+-------------------------------------+
# Nova API ホストを定義

root@dlp ~(keystone)#
export controller=dlp.srv.world
# [nova] 用エンドポイント作成 (public)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne compute public https://$controller:8774/v2.1/%\(tenant_id\)s 

+--------------+-----------------------------------------------+
| Field        | Value                                         |
+--------------+-----------------------------------------------+
| enabled      | True                                          |
| id           | a0e18b1a39f84e84868deb7826f7ba87              |
| interface    | public                                        |
| region       | RegionOne                                     |
| region_id    | RegionOne                                     |
| service_id   | 4685ca6bdb314b23a57b082e556c3493              |
| service_name | nova                                          |
| service_type | compute                                       |
| url          | https://dlp.srv.world:8774/v2.1/%(tenant_id)s |
+--------------+-----------------------------------------------+
# [nova] 用エンドポイント作成 (internal)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne compute internal https://$controller:8774/v2.1/%\(tenant_id\)s 

+--------------+-----------------------------------------------+
| Field        | Value                                         |
+--------------+-----------------------------------------------+
| enabled      | True                                          |
| id           | 1015611d46a8480ab54a159bf10c393b              |
| interface    | internal                                      |
| region       | RegionOne                                     |
| region_id    | RegionOne                                     |
| service_id   | 4685ca6bdb314b23a57b082e556c3493              |
| service_name | nova                                          |
| service_type | compute                                       |
| url          | https://dlp.srv.world:8774/v2.1/%(tenant_id)s |
+--------------+-----------------------------------------------+
# [nova] 用エンドポイント作成 (admin)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne compute admin https://$controller:8774/v2.1/%\(tenant_id\)s 

+--------------+-----------------------------------------------+
| Field        | Value                                         |
+--------------+-----------------------------------------------+
| enabled      | True                                          |
| id           | 8201ff94b211457499d9c490bb52301b              |
| interface    | admin                                         |
| region       | RegionOne                                     |
| region_id    | RegionOne                                     |
| service_id   | 4685ca6bdb314b23a57b082e556c3493              |
| service_name | nova                                          |
| service_type | compute                                       |
| url          | https://dlp.srv.world:8774/v2.1/%(tenant_id)s |
+--------------+-----------------------------------------------+
# [placement] 用エンドポイント作成 (public)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne placement public https://$controller:8778 

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | abb3e516beb140afaaf3c468612f7724 |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 94c8db6a03fa4f44aee047e6683c95a2 |
| service_name | placement                        |
| service_type | placement                        |
| url          | https://dlp.srv.world:8778       |
+--------------+----------------------------------+
# [placement] 用エンドポイント作成 (internal)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne placement internal https://$controller:8778 

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 09222a0abee14992bc3a1c8913dbb5e6 |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 94c8db6a03fa4f44aee047e6683c95a2 |
| service_name | placement                        |
| service_type | placement                        |
| url          | https://dlp.srv.world:8778       |
+--------------+----------------------------------+
# [placement] 用エンドポイント作成 (admin)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne placement admin https://$controller:8778 

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | b0d3bd2b8ebe4907a956f506849d815f |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 94c8db6a03fa4f44aee047e6683c95a2 |
| service_name | placement                        |
| service_type | placement                        |
| url          | https://dlp.srv.world:8778       |
+--------------+----------------------------------+
[2] Nova 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 

Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 50
Server version: 10.11.7-MariaDB-2ubuntu2 Ubuntu 24.04

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 nova; 
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> grant all privileges on nova.* to nova@'localhost' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> grant all privileges on nova.* to nova@'%' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> create database nova_api; 
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> grant all privileges on nova_api.* to nova@'localhost' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> grant all privileges on nova_api.* to nova@'%' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> create database placement; 
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> grant all privileges on placement.* to placement@'localhost' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> grant all privileges on placement.* to placement@'%' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> create database nova_cell0; 
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> grant all privileges on nova_cell0.* to nova@'localhost' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> grant all privileges on nova_cell0.* to nova@'%' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> exit
Bye
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