OpenStack Dalmatian : Glance 設定2024/10/09 |
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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
+-----------+-----------+
| [ dlp.srv.world ] |
| (Control Node) |
| |
| MariaDB RabbitMQ |
| Memcached Nginx |
| Keystone httpd |
| Glance |
+-----------------------+
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| [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 | aff8e7e402dc4d9e849bbe0e34fa4538 | | domain_id | default | | email | None | | enabled | True | | id | acc884feccc14373a1f9fc8dda806eee | | name | glance | | description | None | | 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 | +-------------+----------------------------------+ | id | 264932edfbd04e81b48e11af902b539e | | name | glance | | type | image | | enabled | True | | description | OpenStack Image service | +-------------+----------------------------------+ # Glance API ノードを定義 [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://$controller:9292 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | a6227642bc3349a09e8540d5cf5ded4d | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | 264932edfbd04e81b48e11af902b539e | | service_name | glance | | service_type | image | | url | https://dlp.srv.world:9292 | +--------------+----------------------------------+ # [glance] 用エンドポイント作成 (internal) [root@dlp ~(keystone)]# openstack endpoint create --region RegionOne image internal https://$controller:9292 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | d7ee1506ef3b4e9bb15706bebfe5a3e8 | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | 264932edfbd04e81b48e11af902b539e | | 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 | 29adfde11ca24e0baebbb1c6da595c9e | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | 264932edfbd04e81b48e11af902b539e | | 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。 |
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[root@dlp ~(keystone)]# mysql Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 17 Server version: 10.11.6-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)]> 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-dalmatian,epel,crb -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 = 127.0.0.1 # RabbitMQ サーバー接続情報 transport_url = rabbit://openstack:password@dlp.srv.world 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/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 # httpd の Keystone サイト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)]#
[root@dlp ~(keystone)]# chmod 640 /etc/glance/glance-api.conf [root@dlp ~(keystone)]# chgrp 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] | Nginx にプロキシの設定をします。 SSL/TLS 証明書を取得は Apache httpd Keystone と同じ証明書を指定します。 |
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[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";
}
systemctl restart nginx
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| [6] | SELinux を有効にしている場合は、ポリシーの変更が必要です。 |
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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 keepalived_exec_t;
type mysqld_exec_t;
type mysqld_safe_exec_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;
type crontab_exec_t;
type consolehelper_exec_t;
type glance_port_t;
type httpd_t;
type container_runtime_exec_t;
class tcp_socket name_bind;
class dir search;
class file { getattr open read };
class lnk_file read;
}
#============= glance_api_t ==============
allow glance_api_t httpd_config_t:dir search;
allow glance_api_t mysqld_exec_t:file getattr;
allow glance_api_t mysqld_safe_exec_t:file getattr;
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 consolehelper_exec_t:file getattr;
allow glance_api_t crontab_exec_t:file getattr;
allow glance_api_t iscsid_exec_t:file { getattr open read };
allow glance_api_t keepalived_exec_t:file getattr;
allow glance_api_t container_runtime_exec_t:file getattr;
#============= httpd_t ==============
allow httpd_t glance_port_t:tcp_socket name_bind;
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 |
| [7] | 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 success [root@dlp ~(keystone)]# firewall-cmd --runtime-to-permanent success |
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