CentOS 7
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OpenStack Ocata : Configure Neutron#1
2017/02/27
 
Configure OpenStack Network Service (Neutron).
This example is based on the emvironment like follows.
                  eth0|10.0.0.30 
          +-----------+-----------+
          |    [ Control Node ]   |
          |                       |
          |  MariaDB    RabbitMQ  |
          |  Memcached  httpd     |
          |  Keystone   Glance    |
          |  Nova API             |
          +-----------------------+

[1] Add user or service for Neutron on Keystone Server.
# add neutron user (set in service project)

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

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | 18ba3488fac4462dbdc5689109386c36 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | 43fe245af9a44a6294e6ec23b3f3130d |
| name                | neutron                          |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# add neutron user in admin role

[root@dlp ~(keystone)]#
openstack role add --project service --user neutron admin
# add 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          | 09e0696f460d4daaa94e8d27e84f1e74 |
| name        | neutron                          |
| type        | network                          |
+-------------+----------------------------------+

# define keystone host

[root@dlp ~(keystone)]#
export controller=10.0.0.30
# add endpoint for neutron (public)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne network public http://$controller:9696

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | bff218d70f1242ef9e2e5d537ca88577 |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 09e0696f460d4daaa94e8d27e84f1e74 |
| service_name | neutron                          |
| service_type | network                          |
| url          | http://10.0.0.30:9696            |
+--------------+----------------------------------+

# add endpoint for neutron (internal)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne network internal http://$controller:9696

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | e6a8607f6dce458686c20c6381a6c7de |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 09e0696f460d4daaa94e8d27e84f1e74 |
| service_name | neutron                          |
| service_type | network                          |
| url          | http://10.0.0.30:9696            |
+--------------+----------------------------------+

# add endpoint for neutron (admin)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne network admin http://$controller:9696

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 4cae64b48d12440185e3dfefe95a6343 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 09e0696f460d4daaa94e8d27e84f1e74 |
| service_name | neutron                          |
| service_type | network                          |
| url          | http://10.0.0.30:9696            |
+--------------+----------------------------------+
[2] Add a User and Database on MariaDB for Neutron.
[root@dlp ~(keystone)]#
mysql -u root -p

Enter password:
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 30
Server version: 10.1.20-MariaDB MariaDB Server

Copyright (c) 2000, 2016, 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)]>
flush privileges;

Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]>
exit

Bye
 
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