OpenStack Bobcat : Configure Glance2023/10/24 |
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 Nginx | | Keystone httpd | | 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 | 5d97881520b34e6bbf1f15e778c82fe4 | | domain_id | default | | enabled | True | | id | c5b1b17555cb4865b57936019cc63b1f | | 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 | 22ded2537ac54a4da96f6a6d2ec6efb9 | | 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://$controller:9292 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | 8f0bdb5870c0481cabe194920cacc6f3 | | interface | public | | region | RegionOne | | region_id | RegionOne | | service_id | 22ded2537ac54a4da96f6a6d2ec6efb9 | | service_name | glance | | service_type | image | | url | https://dlp.srv.world:9292 | +--------------+----------------------------------+ # create endpoint for [glance] (internal) [root@dlp ~(keystone)]# openstack endpoint create --region RegionOne image internal https://$controller:9292 +--------------+----------------------------------+ | Field | Value | +--------------+----------------------------------+ | enabled | True | | id | 5cc503348570499093692ab6a89fb333 | | interface | internal | | region | RegionOne | | region_id | RegionOne | | service_id | 22ded2537ac54a4da96f6a6d2ec6efb9 | | 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 | 5ca4c2a5dfbe4bdeb2df06c6a5ba64bc | | interface | admin | | region | RegionOne | | region_id | RegionOne | | service_id | 22ded2537ac54a4da96f6a6d2ec6efb9 | | 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 16 Server version: 10.5.16-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] | Install Glance. |
[root@dlp ~(keystone)]# dnf --enablerepo=centos-openstack-bobcat,epel,crb -y install openstack-glance
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[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 httpd for Keystone, turn to [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] | Configure Nginx for proxy settings. For SSL/TLS certificate, it's OK to use the same one with Apache httpd 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"; } systemctl restart nginx
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[6] | If SELinux is enabled, change policy settings. |
[root@dlp ~(keystone)]# setsebool -P glance_api_can_network on
[root@dlp ~(keystone)]#
vi glanceapi.te # create new 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] | If Firewalld is running, allow ports for services. |
[root@dlp ~(keystone)]# firewall-cmd --add-port=9292/tcp success [root@dlp ~(keystone)]# firewall-cmd --runtime-to-permanent success |
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