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OpenStack Antelope : Octavia कॉन्फ़िगर करें (नियंत्रण नोड)2023/09/11

 
OpenStack लोड बैलेंसिंग को एक सेवा (Octavia) के रूप में स्थापित करें।
यह उदाहरण निम्न प्रकार से पर्यावरण पर आधारित है।
------------+--------------------------+--------------------------+------------
            |                          |                          |
        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  |  |      Open vSwitch     |  |        Libvirt        |
|  Memcached  Nginx     |  |     Neutron Server    |  |      Nova Compute     |
|  Keystone   httpd     |  |      OVN-Northd       |  |      Open vSwitch     |
|  Glance     Nova API  |  |  Nginx  iSCSI Target  |  |   OVN Metadata Agent  |
|  Cinder API           |  |     Cinder Volume     |  |     OVN-Controller    |
|                       |  |    Octavia Services   |  |                       |
+-----------------------+  +-----------------------+  +-----------------------+

[1] Keystone पर Octavia के लिए उपयोगकर्ता या सेवाएँ जोड़ें।
# [service] प्रोजेक्ट में [octavia] उपयोगकर्ता बनाएं

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

+---------------------+----------------------------------+
| Field               | Value                            |
+---------------------+----------------------------------+
| default_project_id  | d3dd87fb1a034f7883539a6a4f83781f |
| domain_id           | default                          |
| enabled             | True                             |
| id                  | 84a1e1c1031845dd93ba8e4659a902d0 |
| name                | octavia                          |
| options             | {}                               |
| password_expires_at | None                             |
+---------------------+----------------------------------+

# [octavia] उपयोगकर्ता को [admin] भूमिका में जोड़ें

root@dlp ~(keystone)#
openstack role add --project service --user octavia admin
# [octavia] के लिए सेवा प्रविष्टि बनाएं

root@dlp ~(keystone)#
openstack service create --name octavia --description "OpenStack LBaaS" load-balancer

+-------------+----------------------------------+
| Field       | Value                            |
+-------------+----------------------------------+
| description | OpenStack LBaaS                  |
| enabled     | True                             |
| id          | e27f5bd6590c4b8e801b2d05fb5ea999 |
| name        | octavia                          |
| type        | load-balancer                    |
+-------------+----------------------------------+

# Octavia API होस्ट को परिभाषित करें

root@dlp ~(keystone)#
export octavia_api=network.srv.world
# [octavia] के लिए समापन बिंदु बनाएं (public)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne load-balancer public https://$octavia_api:9876

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 5130c78c4c5c40d8a645448eab760811 |
| interface    | public                           |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | e27f5bd6590c4b8e801b2d05fb5ea999 |
| service_name | octavia                          |
| service_type | load-balancer                    |
| url          | https://network.srv.world:9876   |
+--------------+----------------------------------+

# [octavia] के लिए समापन बिंदु बनाएं (internal)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne load-balancer internal https://$octavia_api:9876

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 2b6e027c99404f09a28bdb1fd45e3cd3 |
| interface    | internal                         |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | e27f5bd6590c4b8e801b2d05fb5ea999 |
| service_name | octavia                          |
| service_type | load-balancer                    |
| url          | https://network.srv.world:9876   |
+--------------+----------------------------------+

# [octavia] के लिए समापन बिंदु बनाएं (admin)

root@dlp ~(keystone)#
openstack endpoint create --region RegionOne load-balancer admin https://$octavia_api:9876

+--------------+----------------------------------+
| Field        | Value                            |
+--------------+----------------------------------+
| enabled      | True                             |
| id           | 9667dc85063945078dac40a644bc4c62 |
| interface    | admin                            |
| region       | RegionOne                        |
| region_id    | RegionOne                        |
| service_id   | e27f5bd6590c4b8e801b2d05fb5ea999 |
| service_name | octavia                          |
| service_type | load-balancer                    |
| url          | https://network.srv.world:9876   |
+--------------+----------------------------------+
[2] Octavia के लिए MariaDB पर एक उपयोगकर्ता और डेटाबेस जोड़ें।
root@dlp ~(keystone)#
mysql

Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 109
Server version: 10.6.12-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 octavia; 
Query OK, 1 row affected (0.00 sec)

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

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