OpenStack Flamingo : Cinder 設定 (Control ノード)2025/11/21

OpenStack Block Storage（Cinder）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 Cinder サービスをインストールします。

------------+--------------------------+--------------------------+------------
            |                          |                          |
        eth0|10.0.0.30             eth0|10.0.0.50             eth0|10.0.0.51
+-----------+-----------+  +-----------+-----------+  +-----------+-----------+
|   [ dlp.srv.world ]   |  | [ network.srv.world ] |  |  [ node01.srv.world ] |
|     (Control Node)    |  |     (Network Node)    |  |     (Compute Node)    |
|                       |  |                       |  |                       |
|  MariaDB    RabbitMQ  |  |      Open vSwitch     |  |        Libvirt        |
|  Memcached  Nginx     |  |     Neutron Server    |  |      Nova Compute     |
|  Keystone   httpd     |  |      OVN-Northd       |  |      Open vSwitch     |
|  Glance     Nova API  |  |         Nginx         |  |   OVN Metadata Agent  |
|  Cinder API           |  |     Cinder Volume     |  |     OVN-Controller    |
+-----------------------+  +-----------------------+  +-----------------------+

[1]	Control ノードの Keystone に Cinder 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 [cinder] ユーザーを作成

root@dlp ~(keystone)#

openstack user create --domain default --project service --password servicepassword cinder

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | 17d8e190750a402d920eedf933aea358 |
| domain_id           | default                          |
| email               | None                             |
| enabled             | True                             |
| id                  | 1f3fe543ec26472985731b077e380002 |
| name                | cinder                           |
| description         | None                             |
| password_expires_at | None                             |
| options             | {}                               |
+---------------------+----------------------------------+

# [cinder] ユーザーを [admin] ロールに加える

root@dlp ~(keystone)#

openstack role add --project service --user cinder admin

# [cinder] ユーザーを [service] ロールに加える

root@dlp ~(keystone)#

openstack role add --project service --user cinder service

# [nova] ユーザーを [service] ロールに加える

root@dlp ~(keystone)#

openstack role add --project service --user nova service

# [cinder] 用サービスエントリ作成

root@dlp ~(keystone)#

openstack service create --name cinderv3 --description "OpenStack Block Storage" volumev3

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| id          | 768c51c6499e41059e6955a0359fc514 |
| name        | cinderv3                         |
| type        | volumev3                         |
| enabled     | True                             |
| description | OpenStack Block Storage          |
+-------------+----------------------------------+

# Cinder API ホストを定義

root@dlp ~(keystone)#

export controller=dlp.srv.world

# [cinder] 用エンドポイント作成 (public)

root@dlp ~(keystone)#

openstack endpoint create --region RegionOne volumev3 public https://$controller:8776/v3/%$tenant_id$s

+--------------+---------------------------------------------+
| Field        | Value                                       |
+--------------+---------------------------------------------+
| enabled      | True                                        |
| id           | c401edbff7d948bca4d66b6f8f0e5ca1            |
| interface    | public                                      |
| region       | RegionOne                                   |
| region_id    | RegionOne                                   |
| service_id   | 768c51c6499e41059e6955a0359fc514            |
| url          | https://dlp.srv.world:8776/v3/%(tenant_id)s |
| service_name | cinderv3                                    |
| service_type | volumev3                                    |
+--------------+---------------------------------------------+

# [cinder] 用エンドポイント作成 (internal)

root@dlp ~(keystone)#

openstack endpoint create --region RegionOne volumev3 internal https://$controller:8776/v3/%$tenant_id$s

+--------------+---------------------------------------------+
| Field        | Value                                       |
+--------------+---------------------------------------------+
| enabled      | True                                        |
| id           | e05502808aa6409ab563b756fae04a5f            |
| interface    | internal                                    |
| region       | RegionOne                                   |
| region_id    | RegionOne                                   |
| service_id   | 768c51c6499e41059e6955a0359fc514            |
| url          | https://dlp.srv.world:8776/v3/%(tenant_id)s |
| service_name | cinderv3                                    |
| service_type | volumev3                                    |
+--------------+---------------------------------------------+

# [cinder] 用エンドポイント作成 (admin)

root@dlp ~(keystone)#

openstack endpoint create --region RegionOne volumev3 admin https://$controller:8776/v3/%$tenant_id$s

+--------------+---------------------------------------------+
| Field        | Value                                       |
+--------------+---------------------------------------------+
| enabled      | True                                        |
| id           | 022aa19a508d462cb201015fe8a57f79            |
| interface    | admin                                       |
| region       | RegionOne                                   |
| region_id    | RegionOne                                   |
| service_id   | 768c51c6499e41059e6955a0359fc514            |
| url          | https://dlp.srv.world:8776/v3/%(tenant_id)s |
| service_name | cinderv3                                    |
| service_type | volumev3                                    |
+--------------+---------------------------------------------+

[2]	Cinder 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)#

mariadb

Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 81
Server version: 10.11.13-MariaDB-0ubuntu0.24.04.1 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 cinder; 
Query OK, 1 row affected (0.00 sec)

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

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

MariaDB [(none)]> exit 
Bye

[3]	Cinder サービスをインストールします。

root@dlp ~(keystone)#

apt -y install cinder-api cinder-scheduler python3-cinderclient

[4]	Cinder の基本設定です。

root@dlp ~(keystone)#

mv /etc/cinder/cinder.conf /etc/cinder/cinder.conf.org

root@dlp ~(keystone)#

vi /etc/cinder/cinder.conf

# 新規作成

[DEFAULT]
rootwrap_config = /etc/cinder/rootwrap.conf
api_paste_confg = /etc/cinder/api-paste.ini
state_path = /var/lib/cinder
auth_strategy = keystone
# RabbitMQ 接続情報
transport_url = rabbit://openstack:password@dlp.srv.world:5672
enable_v3_api = True

# MariaDB 接続情報
[database]
connection = mysql+pymysql://cinder:password@dlp.srv.world:3306/cinder

# Keystone 認証情報
[service_user]
send_service_user_token = true
auth_url = https://dlp.srv.world:5000
auth_type = password
project_domain_name = Default
user_domain_name = Default
project_name = service
username = cinder
password = servicepassword
# Apache2 Keystone で自己署名の証明書を使用の場合は [true]
insecure = false

# Keystone 認証情報
[keystone_authtoken]
www_authenticate_uri = https://dlp.srv.world:5000
auth_url = https://dlp.srv.world:5000
memcached_servers = dlp.srv.world:11211
auth_type = password
project_domain_name = Default
user_domain_name = Default
project_name = service
username = cinder
password = servicepassword
# Apache2 Keystone で自己署名の証明書を使用の場合は [true]
insecure = false

[oslo_concurrency]
lock_path = $state_path/tmp

[oslo_policy]
enforce_new_defaults = true

root@dlp ~(keystone)#

chmod 640 /etc/cinder/cinder.conf

root@dlp ~(keystone)#

chgrp cinder /etc/cinder/cinder.conf

root@dlp ~(keystone)#

vi /etc/apache2/conf-available/cinder-wsgi.conf

# 1行目 : 変更

Listen

127.0.0.1:8776

[5]	Nginx にプロキシの設定をします。

root@dlp ~(keystone)#

vi /etc/nginx/nginx.conf

# [stream] セクション内に追記

stream {
    upstream glance-api {
        server 127.0.0.1:9292;
    }
    server {
        listen 10.0.0.30:9292 ssl;
        proxy_pass glance-api;
    }
    upstream nova-api {
        server 127.0.0.1:8774;
    }
    server {
        listen 10.0.0.30:8774 ssl;
        proxy_pass nova-api;
    }
    upstream nova-metadata-api {
        server 127.0.0.1:8775;
    }
    server {
        listen 10.0.0.30:8775 ssl;
        proxy_pass nova-metadata-api;
    }
    upstream placement-api {
        server 127.0.0.1:8778;
    }
    server {
        listen 10.0.0.30:8778 ssl;
        proxy_pass placement-api;
    }
    upstream novncproxy {
        server 127.0.0.1:6080;
    }
    server {
        listen 10.0.0.30:6080 ssl;
        proxy_pass novncproxy;
    }
    upstream cinder-api {
        server 127.0.0.1:8776;
    }
    server {
        listen 10.0.0.30:8776 ssl;
        proxy_pass cinder-api;
    }
    ssl_certificate "/etc/letsencrypt/live/dlp.srv.world/fullchain.pem";
    ssl_certificate_key "/etc/letsencrypt/live/dlp.srv.world/privkey.pem";
}

[6]	データベースにデータを追加して Cinder サービスを起動します。

root@dlp ~(keystone)#

su -s /bin/bash cinder -c "cinder-manage db sync"

root@dlp ~(keystone)#

systemctl restart cinder-scheduler apache2 nginx

root@dlp ~(keystone)#

systemctl enable cinder-scheduler

# 環境変数を設定

root@dlp ~(keystone)#

echo "export OS_VOLUME_API_VERSION=3" >> ~/keystonerc

root@dlp ~(keystone)#

source ~/keystonerc

# 動作確認

root@dlp ~(keystone)#

openstack volume service list

+-----------------+---------------+------+---------+-------+-----------------+
| Binary          | Host          | Zone | Status  | State | Updated At      |
+-----------------+---------------+------+---------+-------+-----------------+
| cinder-         | dlp.srv.world | nova | enabled | up    | 2025-11-        |
| scheduler       |               |      |         |       | 21T05:03:42.000 |
|                 |               |      |         |       | 000             |
+-----------------+---------------+------+---------+-------+-----------------+