Ubuntu 18.04
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OpenStack Queens : Glance 設定
2018/06/13
 
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 
 +-----------+-----------+
 |    [ Control Node ]   |
 |                       |
 |  MariaDB    RabbitMQ  |
 |  Memcached  httpd     |
 |  Keystone   Glance    |
 +-----------------------+

[1] Keystone に Glance 用のユーザー等々を登録しておきます。
# glance 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 glance

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | fa8bf7aca73e44cb9bc2c9f42859857e |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | 7022b9f927714f3ba66e29493c61ea72 |
| name                | glance                           |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# glance ユーザーを admin ロール に加える

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

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

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| description | OpenStack Image service          |
| enabled     | True                             |
| id          | b843aa0d33b04393929f61390db103c3 |
| name        | glance                           |
| type        | image                            |
+-------------+----------------------------------+

# Keystone ホストを定義しておく

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

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

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | cda5a5044c0445eb962bf919580586eb |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | b843aa0d33b04393929f61390db103c3 |
| service_name | glance                           |
| service_type | image                            |
| url          | http://10.0.0.30:9292            |
+--------------+----------------------------------+

# glance 用エンドポイント作成 (internal)

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

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 7f8ecfa108034b49a03dcf2eee6e3408 |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | b843aa0d33b04393929f61390db103c3 |
| service_name | glance                           |
| service_type | image                            |
| url          | http://10.0.0.30:9292            |
+--------------+----------------------------------+

# glance 用エンドポイント作成 (admin)

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

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 1ba4c09f20e3453fb8ceea0ad47ef5f1 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | b843aa0d33b04393929f61390db103c3 |
| service_name | glance                           |
| service_type | image                            |
| url          | http://10.0.0.30:9292            |
+--------------+----------------------------------+
[2] Glance 用のユーザーとデータベースを MariaDB に登録しておきます。
root@dlp ~(keystone)#
mysql -u root -p

Enter password:
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 38
Server version: 10.1.29-MariaDB-6 Ubuntu 18.04

Copyright (c) 2000, 2017, 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)]>
flush privileges;

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 = 0.0.0.0

[glance_store]
default_store = file
filesystem_store_datadir = /var/lib/glance/images/

[database]
# MariaDB 接続情報
connection = mysql+pymysql://glance:password@10.0.0.30/glance

# keystone 認証情報
[keystone_authtoken]
www_authenticate_uri = http://10.0.0.30:5000
auth_url = http://10.0.0.30:5000
memcached_servers = 10.0.0.30:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = glance
password = servicepassword

[paste_deploy]
flavor = keystone

root@dlp ~(keystone)#
mv /etc/glance/glance-registry.conf /etc/glance/glance-registry.conf.org

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

[DEFAULT]
bind_host = 0.0.0.0

[database]
# MariaDB 接続情報
connection = mysql+pymysql://glance:password@10.0.0.30/glance

# keystone 認証情報
[keystone_authtoken]
www_authenticate_uri = http://10.0.0.30:5000
auth_url = http://10.0.0.30:5000
memcached_servers = 10.0.0.30:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = glance
password = servicepassword

[paste_deploy]
flavor = keystone

root@dlp ~(keystone)#
chmod 644 /etc/glance/glance-api.conf /etc/glance/glance-registry.conf

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

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