OpenStack Caracal : Configure Neutron #12024/05/21

Configure OpenStack Network Service (Neutron).

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     Nova API  |
+-----------------------+

[1]	Add user or service for Neutron on Keystone.

# create [neutron] user in [service] project

root@dlp ~(keystone)#

openstack user create --domain default --project service --password servicepassword neutron

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | ab9749e59bdb48e4807a18abb83c9f99 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | e83aa70b68ba43528e48067d60c20a4b |
| name                | neutron                          |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# add [neutron] user in [admin] role

root@dlp ~(keystone)#

openstack role add --project service --user neutron admin

# create service entry for [neutron]

root@dlp ~(keystone)#

openstack service create --name neutron --description "OpenStack Networking service" network

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| description | OpenStack Networking service     |
| enabled     | True                             |
| id          | 964140be8c114e7b8c4347b9481f3daf |
| name        | neutron                          |
| type        | network                          |
+-------------+----------------------------------+

# define Neutron API Host

root@dlp ~(keystone)#

export controller=dlp.srv.world

# create endpoint for [neutron] (public)

root@dlp ~(keystone)#

openstack endpoint create --region RegionOne network public https://$controller:9696

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 1e4bccbbdef942899da3bc31d6b923b2 |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 964140be8c114e7b8c4347b9481f3daf |
| service_name | neutron                          |
| service_type | network                          |
| url          | https://dlp.srv.world:9696       |
+--------------+----------------------------------+

# create endpoint for [neutron] (internal)

root@dlp ~(keystone)#

openstack endpoint create --region RegionOne network internal https://$controller:9696

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 921ca347f28e47acb49a88c313031a01 |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 964140be8c114e7b8c4347b9481f3daf |
| service_name | neutron                          |
| service_type | network                          |
| url          | https://dlp.srv.world:9696       |
+--------------+----------------------------------+

# create endpoint for [neutron] (admin)

root@dlp ~(keystone)#

openstack endpoint create --region RegionOne network admin https://$controller:9696

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | c6da6ecf2fbf401a85900bcbc01e00fe |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 964140be8c114e7b8c4347b9481f3daf |
| service_name | neutron                          |
| service_type | network                          |
| url          | https://dlp.srv.world:9696       |
+--------------+----------------------------------+

[2]	Add a User and Database on MariaDB for Neutron.

root@dlp ~(keystone)#

mysql

Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 194
Server version: 10.11.7-MariaDB-2ubuntu2 Ubuntu 24.04

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 neutron_ml2; 
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> grant all privileges on neutron_ml2.* to neutron@'localhost' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> grant all privileges on neutron_ml2.* to neutron@'%' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> exit 
Bye

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