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OpenStack Victoria : Configure Nova #12020/11/17

 
Install and Configure OpenStack Compute Service (Nova).
This example is based on the environment like follows.
        eth0|10.0.0.30 
+-----------+-----------+
|    [ Control Node ]   |
|                       |
|  MariaDB    RabbitMQ  |
|  Memcached  httpd     |
|  Keystone   Glance    |
+-----------------------+

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

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

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | 4e42859fe8704e8aaddb5369551b6c52 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | 35b481f69b5749fcb52b8f4a1680f411 |
| name                | nova                             |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# add [nova] user in [admin] role

[root@dlp ~(keystone)]#
openstack role add --project service --user nova admin
# create [placement] user in [service] project

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

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | 4e42859fe8704e8aaddb5369551b6c52 |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | 7841973a011046ae8c0c7cf6c9e05563 |
| name                | placement                        |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# add [placement] user in [admin] role

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

[root@dlp ~(keystone)]#
openstack service create --name nova --description "OpenStack Compute service" compute

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| description | OpenStack Compute service        |
| enabled     | True                             |
| id          | 2c86bab49e344525a3c5c4c5d3bea68c |
| name        | nova                             |
| type        | compute                          |
+-------------+----------------------------------+

# create service entry for [placement]

[root@dlp ~(keystone)]#
openstack service create --name placement --description "OpenStack Compute Placement service" placement

+-------------+-------------------------------------+
| Field       | Value                               |
+-------------+-------------------------------------+
| description | OpenStack Compute Placement service |
| enabled     | True                                |
| id          | 030c654ea73541baa61ecf2951102cb1    |
| name        | placement                           |
| type        | placement                           |
+-------------+-------------------------------------+

# define Nova API Host

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

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne compute public http://$controller:8774/v2.1/%\(tenant_id\)s

+--------------+------------------------------------------+
| Field        | Value                                    |
+--------------+------------------------------------------+
| enabled      | True                                     |
| id           | 89a01b7a44a84192804fe8dccffbff88         |
| interface    | public                                   |
| region       | RegionOne                                |
| region_id    | RegionOne                                |
| service_id   | 2c86bab49e344525a3c5c4c5d3bea68c         |
| service_name | nova                                     |
| service_type | compute                                  |
| url          | http://10.0.0.30:8774/v2.1/%(tenant_id)s |
+--------------+------------------------------------------+

# create endpoint for [nova] (internal)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne compute internal http://$controller:8774/v2.1/%\(tenant_id\)s

+--------------+------------------------------------------+
| Field        | Value                                    |
+--------------+------------------------------------------+
| enabled      | True                                     |
| id           | e6394ea76e89465e9c0d17cb89f0086d         |
| interface    | internal                                 |
| region       | RegionOne                                |
| region_id    | RegionOne                                |
| service_id   | 2c86bab49e344525a3c5c4c5d3bea68c         |
| service_name | nova                                     |
| service_type | compute                                  |
| url          | http://10.0.0.30:8774/v2.1/%(tenant_id)s |
+--------------+------------------------------------------+

# create endpoint for [nova] (admin)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne compute admin http://$controller:8774/v2.1/%\(tenant_id\)s

+--------------+------------------------------------------+
| Field        | Value                                    |
+--------------+------------------------------------------+
| enabled      | True                                     |
| id           | 7e7c4fadc8db4faeaf69b916fb8e0caf         |
| interface    | admin                                    |
| region       | RegionOne                                |
| region_id    | RegionOne                                |
| service_id   | 2c86bab49e344525a3c5c4c5d3bea68c         |
| service_name | nova                                     |
| service_type | compute                                  |
| url          | http://10.0.0.30:8774/v2.1/%(tenant_id)s |
+--------------+------------------------------------------+

# create endpoint for [placement] (public)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne placement public http://$controller:8778

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 71e9b4a14d5349878852d5f0e3853af5 |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 030c654ea73541baa61ecf2951102cb1 |
| service_name | placement                        |
| service_type | placement                        |
| url          | http://10.0.0.30:8778            |
+--------------+----------------------------------+

# create endpoint for [placement] (internal)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne placement internal http://$controller:8778

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 46edf98883554a14b0773c6b446f1082 |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 030c654ea73541baa61ecf2951102cb1 |
| service_name | placement                        |
| service_type | placement                        |
| url          | http://10.0.0.30:8778            |
+--------------+----------------------------------+

# create endpoint for [placement] (admin)

[root@dlp ~(keystone)]#
openstack endpoint create --region RegionOne placement admin http://$controller:8778

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 4a931896603242c7a99f63d14eb65ae4 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | 030c654ea73541baa61ecf2951102cb1 |
| service_name | placement                        |
| service_type | placement                        |
| url          | http://10.0.0.30:8778            |
+--------------+----------------------------------+
[2] Add a User and Database on MariaDB for Nova.
[root@dlp ~(keystone)]#
mysql -u root -p

Enter password:
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 22
Server version: 10.3.17-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 nova; 
Query OK, 1 row affected (0.00 sec)

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

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

MariaDB [(none)]> create database nova_api; 
Query OK, 1 row affected (0.00 sec)

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

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

MariaDB [(none)]> create database nova_cell0; 
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> grant all privileges on nova_cell0.* to nova@'localhost' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> grant all privileges on nova_cell0.* to nova@'%' identified by 'password'; 
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> create database placement; 
Query OK, 1 row affected (0.00 sec)

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

MariaDB [(none)]> grant all privileges on placement.* to placement@'%' 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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