Ubuntu 24.04
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OpenStack Dalmatian : Glance 設定2024/10/04

 

OpenStack Image Service(Glance)をインストールします。

当例では以下のような環境に Glance をインストールします。

        eth0|10.0.0.30 
+-----------+-----------+
|   [ dlp.srv.world ]   |
|     (Control Node)    |
|                       |
|  MariaDB    RabbitMQ  |
|  Memcached  Nginx     |
|  Keystone   httpd     |
|  Glance               |
+-----------------------+

[1] Keystone に Glance 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 [glance] ユーザーを作成

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

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | 0b61bc880cd64b67946dd6352a138e30 |
| domain_id           | default                          |
| email               | None                             |
| enabled             | True                             |
| id                  | 2acfc92941ca4980964dc80ae4e1a1f4 |
| name                | glance                           |
| description         | None                             |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# [glance] ユーザーを [admin] ロール に追加

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

root@dlp ~(keystone)#
openstack service create --name glance --description "OpenStack Image service" image

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| id          | da3eda4b75a64678a5afc7622fe6f16d |
| name        | glance                           |
| type        | image                            |
| enabled     | True                             |
| description | OpenStack Image service          |
+-------------+----------------------------------+

# Glance API ホストを定義

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

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne image public https://$controller:9292

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 9ee02a4913c246ea8468b01a90cd3f8a |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | da3eda4b75a64678a5afc7622fe6f16d |
| service_name | glance                           |
| service_type | image                            |
| url          | https://dlp.srv.world:9292       |
+--------------+----------------------------------+

# [glance] 用エンドポイント作成 (internal)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne image internal https://$controller:9292

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 23121b1aa9d940e290102bf71f53d62d |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | da3eda4b75a64678a5afc7622fe6f16d |
| service_name | glance                           |
| service_type | image                            |
| url          | https://dlp.srv.world:9292       |
+--------------+----------------------------------+

# [glance] 用エンドポイント作成 (admin)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne image admin https://$controller:9292

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 87b205764a1d4bf99d02419c19fd5b71 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | da3eda4b75a64678a5afc7622fe6f16d |
| service_name | glance                           |
| service_type | image                            |
| url          | https://dlp.srv.world:9292       |
+--------------+----------------------------------+
[2] Glance 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 44
Server version: 10.11.8-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 glance; 
Query OK, 1 row affected (0.00 sec)

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

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

MariaDB [(none)]> exit
Bye
[3] Glance をインストールします。
root@dlp ~(keystone)#
apt -y install glance
[4] Glance の基本設定です。
root@dlp ~(keystone)#
mv /etc/glance/glance-api.conf /etc/glance/glance-api.conf.org

root@dlp ~(keystone)#
vi /etc/glance/glance-api.conf
# 以下の内容で新規作成

[DEFAULT]
bind_host = 127.0.0.1
# RabbitMQ サーバー接続情報
transport_url = rabbit://openstack:password@dlp.srv.world:5672
enabled_backends = fs:file

[glance_store]
default_backend = fs

[fs]
filesystem_store_datadir = /var/lib/glance/images/

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

# 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 = glance
password = servicepassword
# Apache2 Keystone で自己署名の証明書を使用の場合は [true]
insecure = false

[paste_deploy]
flavor = keystone

[oslo_policy]
enforce_new_defaults = true

root@dlp ~(keystone)#
chmod 640 /etc/glance/glance-api.conf

root@dlp ~(keystone)#
chown root:glance /etc/glance/glance-api.conf
root@dlp ~(keystone)#
su -s /bin/bash glance -c "glance-manage db_sync"

root@dlp ~(keystone)#
systemctl restart glance-api

root@dlp ~(keystone)#
systemctl enable glance-api
[5] Nginx にプロキシの設定をします。
SSL/TLS 証明書を取得は Apache2 Keystone と同じ証明書を指定します。
root@dlp ~(keystone)#
vi /etc/nginx/nginx.conf
# 最終行に追記

stream {
    upstream glance-api {
        server 127.0.0.1:9292;
    }
    server {
        listen 10.0.0.30:9292 ssl;
        proxy_pass glance-api;
    }
    ssl_certificate "/etc/letsencrypt/live/dlp.srv.world/fullchain.pem";
    ssl_certificate_key "/etc/letsencrypt/live/dlp.srv.world/privkey.pem";
}

root@dlp:~#
systemctl restart nginx
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