Ubuntu 22.04
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OpenStack Yoga : Configure Glance
2022/04/29
 
Install and Configure OpenStack Image Service (Glance).
This example is based on the environment like follows.
        eth0|10.0.0.30 
+-----------+-----------+
|   [ dlp.srv.world ]   |
|     (Control Node)    |
|                       |
|  MariaDB    RabbitMQ  |
|  Memcached  httpd     |
|  Keystone   Glance    |
+-----------------------+

[1] Add users and others for Glance in Keystone.
# create [glance] user in [service] project

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

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | c1c4d9a5313f43bd9f6f555e2d34ab28 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | 41e315e920474fabad0bce94fd4e7db6 |
| name                | glance                           |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# add [glance] user in [admin] role

root@dlp ~(keystone)#
openstack role add --project service --user glance admin
# create service entry for [glance]

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

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| description | OpenStack Image service          |
| enabled     | True                             |
| id          | 7515789c3b774b5e8bac43361987b5b4 |
| name        | glance                           |
| type        | image                            |
+-------------+----------------------------------+

# define Glance API Host

root@dlp ~(keystone)#
export controller=dlp.srv.world
# create endpoint for [glance] (public)

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

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 10d77cb8f7a4426cb62255198fce1746 |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 7515789c3b774b5e8bac43361987b5b4 |
| service_name | glance                           |
| service_type | image                            |
| url          | https://dlp.srv.world:9292       |
+--------------+----------------------------------+

# create endpoint for [glance] (internal)

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

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | f833d2bf72b543af99599f5a6b5e69ea |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 7515789c3b774b5e8bac43361987b5b4 |
| service_name | glance                           |
| service_type | image                            |
| url          | https://dlp.srv.world:9292       |
+--------------+----------------------------------+

# create endpoint for [glance] (admin)

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

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 184f27519c2b4459bb51eee30063d2c9 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 7515789c3b774b5e8bac43361987b5b4 |
| service_name | glance                           |
| service_type | image                            |
| url          | https://dlp.srv.world:9292       |
+--------------+----------------------------------+
[2] Add a User and Database on MariaDB for Glance.
root@dlp ~(keystone)#
mysql

Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 36
Server version: 10.6.7-MariaDB-2ubuntu1 Ubuntu 22.04

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)]> flush privileges; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> exit
Bye
[3] Install Glance.
root@dlp ~(keystone)#
apt -y install glance
[4] Configure Glance.
root@dlp ~(keystone)#
mv /etc/glance/glance-api.conf /etc/glance/glance-api.conf.org

root@dlp ~(keystone)#
vi /etc/glance/glance-api.conf
# create new

[DEFAULT]
bind_host = 127.0.0.1
# RabbitMQ connection info
transport_url = rabbit://openstack:password@dlp.srv.world

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

[database]
# MariaDB connection info
connection = mysql+pymysql://glance:password@dlp.srv.world/glance

# keystone auth info
[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
# if using self-signed certs on Apache2 Keystone, turn to [true]
insecure = false

[paste_deploy]
flavor = keystone

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] Configure Nginx for proxy settings.
For SSL/TLS certificate, it's OK to use the same one with Apache2 Keystone site.
root@dlp ~(keystone)#
vi /etc/nginx/nginx.conf
# add to the end

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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