Ubuntu 20.04
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OpenStack Yoga : Nova 設定 #12022/04/04

 
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 
+-----------+-----------+
|    [ Control Node ]   |
|                       |
|  MariaDB    RabbitMQ  |
|  Memcached  httpd     |
|  Keystone   Glance    |
+-----------------------+

[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  | c043fb355eff47e69642adfcd7a55620 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | bcb1420b3c5145289f7f99e55a477705 |
| 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  | c043fb355eff47e69642adfcd7a55620 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | 2de5e07505a548829776022cd469ff64 |
| 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          | 98fe0f8103964ddc8392dd75f08303d7 |
| 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          | 1a0077361e864530907d8dadd66e1446    |
| name        | placement                           |
| type        | placement                           |
+-------------+-------------------------------------+

# Nova API ホストを定義

root@dlp ~(keystone)#
export controller=10.0.0.30
# [nova] 用エンドポイント作成 (public)

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

+--------------+------------------------------------------+
| Field        | Value                                    |
+--------------+------------------------------------------+
| enabled      | True                                     |
| id           | b5471c5dbfc04c36a7c90d6109035901         |
| interface    | public                                   |
| region       | RegionOne                                |
| region_id    | RegionOne                                |
| service_id   | 98fe0f8103964ddc8392dd75f08303d7         |
| service_name | nova                                     |
| service_type | compute                                  |
| url          | http://10.0.0.30:8774/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 http://$controller:8774/v2.1/%\(tenant_id\)s

+--------------+------------------------------------------+
| Field        | Value                                    |
+--------------+------------------------------------------+
| enabled      | True                                     |
| id           | 31a194d653e4442dbdc65750863bde90         |
| interface    | internal                                 |
| region       | RegionOne                                |
| region_id    | RegionOne                                |
| service_id   | 98fe0f8103964ddc8392dd75f08303d7         |
| service_name | nova                                     |
| service_type | compute                                  |
| url          | http://10.0.0.30:8774/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 http://$controller:8774/v2.1/%\(tenant_id\)s

+--------------+------------------------------------------+
| Field        | Value                                    |
+--------------+------------------------------------------+
| enabled      | True                                     |
| id           | c9c962c501734e689b3c2bc9683436cb         |
| interface    | admin                                    |
| region       | RegionOne                                |
| region_id    | RegionOne                                |
| service_id   | 98fe0f8103964ddc8392dd75f08303d7         |
| service_name | nova                                     |
| service_type | compute                                  |
| url          | http://10.0.0.30:8774/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 http://$controller:8778

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 4d7c295c6ec1404dacece00b2612431c |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 1a0077361e864530907d8dadd66e1446 |
| service_name | placement                        |
| service_type | placement                        |
| url          | http://10.0.0.30:8778            |
+--------------+----------------------------------+

# [placement] 用エンドポイント作成 (internal)

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

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 63f5431d6bdf41fe89f30cb41962396a |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 1a0077361e864530907d8dadd66e1446 |
| service_name | placement                        |
| service_type | placement                        |
| url          | http://10.0.0.30:8778            |
+--------------+----------------------------------+

# [placement] 用エンドポイント作成 (admin)

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

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 4462a491b69f4a99ad3fd88a09723b94 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 1a0077361e864530907d8dadd66e1446 |
| service_name | placement                        |
| service_type | placement                        |
| url          | http://10.0.0.30:8778            |
+--------------+----------------------------------+
[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 43
Server version: 10.3.34-MariaDB-0ubuntu0.20.04.1 Ubuntu 20.04

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)]> flush privileges; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> exit
Bye
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