centos8.5_openstack V版（安装部署Keystone）

1、说明

• 本章为手动搭建第二篇，安装Keystone组件，基础环境搭建参考https://blog.youkuaiyun.com/jiangqingmin/article/details/143735275?spm=1001.2014.3001.5501
• 安装源：使用阿里永久镜像站
• 操作系统：centos8.5
• openstack从U版本开始，系统版本需要使用centos8

2、环境规划

计算节点必须开启虚拟化

主机名	IP	角色	备注
controller	192.168.6.10	控制节点/网络/计算节点
computer	192.168.6.20	计算节点	开启虚拟化引擎

3、数据库配置（控制节点）

3.1、建立数据库及授权

[root@controller ~]# mysql -u root -prootroot

Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 15
Server version: 10.3.28-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 keystone;
Query OK, 1 row affected (0.001 sec)

MariaDB [(none)]> GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'localhost' IDENTIFIED BY 'rootroot';
Query OK, 0 rows affected (0.000 sec)

MariaDB [(none)]> GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'%' IDENTIFIED BY 'rootroot';
Query OK, 0 rows affected (0.000 sec)

MariaDB [(none)]> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| keystone           |
| mysql              |
| performance_schema |
+--------------------+
4 rows in set (0.001 sec)

MariaDB [(none)]> exit;
Bye

3.2、安装相关包

[root@controller ~]# yum install openstack-keystone httpd python3-mod_wsgi -y

*** 输出记录节选 ***
Last metadata expiration check: 19:15:28 ago on Wed 02 Aug 2024 09:32:16 PM CST.
Package httpd-2.4.37-54.module_el8.8.0+1256+e1598b50.x86_64 is already installed.
Dependencies resolved.
==========================================================================================================
 Package                      Arch   Version                              Repository                 Size
==========================================================================================================
Installing:
 openstack-keystone           noarch 1:18.1.0-1.el8                       centos-openstack-victoria  83 k
 python3-mod_wsgi             x86_64 4.6.4-5.el8                          appstream                 2.5 M
Installing dependencies:
......
  python3-vine-1.3.0-4.el8.noarch                                                                         
  python3-webob-1.8.6-3.el8s.noarch                                                                       
  python3-werkzeug-1.0.1-3.el8.noarch                                                                     
  python3-yappi-1.2.5-1.el8.x86_64                                                                        
  qpid-proton-c-0.30.0-1.el8.x86_64                                                                       

Complete!

3.3、编辑配置文件

[root@controller ~]# vim /etc/keystone/keystone.conf
###在 [database] 标签下添加以下内容 ###
[database]
connection = mysql+pymysql://keystone:rootroot@controller/keyst