OpenStack Victoria : Glance 設定2020/11/17 |
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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作成しておきます。 |
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# [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 | 4e42859fe8704e8aaddb5369551b6c52 |
| domain_id | default |
| enabled | True |
| id | 5486303e950c49f1874022d832b39db0 |
| 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 | 85f39788946940218042d5fb4ca63663 | | name | glance | | type | image | +-------------+----------------------------------+ # Glance API ノードを定義 [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://$controller:9292 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | 91515855fc844c8db8c7ad0388156e2c | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | 85f39788946940218042d5fb4ca63663 | | service_name | glance | | service_type | image | | url | http://10.0.0.30:9292 | +--------------+----------------------------------+ # [glance] 用エンドポイント作成 (internal) [root@dlp ~(keystone)]# openstack endpoint create --region RegionOne image internal http://$controller:9292 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | 5abf8913873b43b1bc47739a3e05fc8f | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | 85f39788946940218042d5fb4ca63663 | | 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 | 1f7c2baa117a4906ab0ea2430bb17860 | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | 85f39788946940218042d5fb4ca63663 | | 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 に作成しておきます。 |
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[root@dlp ~(keystone)]# mysql -u root -p Enter password: Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 17 Server version: 10.3.17-MariaDB MariaDB Server 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)]> 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。 |
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[root@dlp ~(keystone)]# dnf --enablerepo=centos-openstack-victoria,powertools,epel -y install openstack-glance
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| [4] | Glance の基本設定です。 |
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[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] stores = file,http 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)]#
[root@dlp ~(keystone)]# chmod 640 /etc/glance/glance-api.conf [root@dlp ~(keystone)]# chown root:glance /etc/glance/glance-api.conf
su -s /bin/bash glance -c "glance-manage db_sync" [root@dlp ~(keystone)]# systemctl enable --now openstack-glance-api |
| [5] | SELinux を有効にしている場合は、ブール値の変更が必要です。 |
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[root@dlp ~(keystone)]# setsebool -P glance_api_can_network on
[root@dlp ~(keystone)]#
vi glanceapi.te # 以下の内容で新規作成
module glanceapi 1.0;
require {
type glance_api_t;
type rpm_exec_t;
type hostname_exec_t;
type sudo_exec_t;
type httpd_config_t;
type iscsid_exec_t;
type gpg_exec_t;
class dir search;
class file { getattr open read };
}
#============= glance_api_t ==============
allow glance_api_t httpd_config_t:dir search;
allow glance_api_t gpg_exec_t:file getattr;
allow glance_api_t hostname_exec_t:file getattr;
allow glance_api_t rpm_exec_t:file getattr;
allow glance_api_t sudo_exec_t:file getattr;
allow glance_api_t iscsid_exec_t:file { getattr open read };
checkmodule -m -M -o glanceapi.mod glanceapi.te [root@dlp ~(keystone)]# semodule_package --outfile glanceapi.pp --module glanceapi.mod [root@dlp ~(keystone)]# semodule -i glanceapi.pp |
| [6] | Firewalld を有効にしている場合は、サービスポートの許可が必要です。 |
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[root@dlp ~(keystone)]# firewall-cmd --add-port=9292/tcp --permanent success [root@dlp ~(keystone)]# firewall-cmd --reload success |
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