Ubuntu 22.04
Sponsored Link

OpenStack Caracal : Configure Designate (Control Node)2024/04/10

 
Install OpenStack DNS Service (Designate).
This example is based on the environment like follows.
Install Designate services on Network Node and also install BIND 9 as a backend DNS service on it.
------------+--------------------------+--------------------------+------------
            |                          |                          |
        eth0|10.0.0.30             eth0|10.0.0.50             eth0|10.0.0.51
+-----------+-----------+  +-----------+-----------+  +-----------+-----------+
|   [ dlp.srv.world ]   |  | [ network.srv.world ] |  |  [ node01.srv.world ] |
|     (Control Node)    |  |     (Network Node)    |  |     (Compute Node)    |
|                       |  |                       |  |                       |
|  MariaDB    RabbitMQ  |  |  Neutron L2/L3 Agent  |  |        Libvirt        |
|  Memcached  Nginx     |  |   Neutron Metadata    |  |      Nova Compute     |
|  Keystone   httpd     |  |     Open vSwitch      |  |    Neutron L2 Agent   |
|  Glance     Nova API  |  |     iSCSI Target      |  |      Open vSwitch     |
|  Neutron Server       |  |     Cinder Volume     |  |                       |
|  Neutron Metadata     |  |  Designate Services   |  |                       |
|  Cinder API           |  |                       |  |                       |
+-----------------------+  +-----------------------+  +-----------------------+

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

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

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | c9a28e6f0f794ccf889c115bb9c2872c |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | b1a65643f49b45d89efd773933c0f4c8 |
| name                | designate                        |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# add [designate] user in [admin] role

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

root@dlp ~(keystone)#
openstack service create --name designate --description "OpenStack DNS Service" dns

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| description | OpenStack DNS Service            |
| enabled     | True                             |
| id          | 51609e16693e4a6e9655c56a8efe5e4a |
| name        | designate                        |
| type        | dns                              |
+-------------+----------------------------------+

# define Designate API Host

root@dlp ~(keystone)#
export designate_api=network.srv.world
# create endpoint for [designate] (public)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne dns public https://$designate_api:9001/

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | e9d956ed489041ed83f97ecd5fe55db5 |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 51609e16693e4a6e9655c56a8efe5e4a |
| service_name | designate                        |
| service_type | dns                              |
| url          | https://network.srv.world:9001/  |
+--------------+----------------------------------+

# create endpoint for [designate] (internal)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne dns internal https://$designate_api:9001/

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 5be84023164448b4bca1f5ae0bba548d |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 51609e16693e4a6e9655c56a8efe5e4a |
| service_name | designate                        |
| service_type | dns                              |
| url          | https://network.srv.world:9001/  |
+--------------+----------------------------------+

# create endpoint for [designate] (admin)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne dns admin https://$designate_api:9001/

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | e0fc044c538145a8a9c256afb795bc42 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 51609e16693e4a6e9655c56a8efe5e4a |
| service_name | designate                        |
| service_type | dns                              |
| url          | https://network.srv.world:9001/  |
+--------------+----------------------------------+
[2] Add a User and Database on MariaDB for Designate.
root@dlp ~(keystone)#
mysql

Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 131
Server version: 10.6.16-MariaDB-0ubuntu0.22.04.1 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 designate character set utf8mb3 collate utf8mb3_general_ci; 
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> grant all privileges on designate.* to designate@'localhost' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> grant all privileges on designate.* to designate@'%' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> exit 
Bye
Matched Content