openstack

配置完成nova计算节点（https://docs.openstack.org/zh_CN/install-guide/environment-packages-rdo.html）
[root@centos01 ~]# vim /etc/hosts

准备工作

[root@centos01 yum.repos.d]# wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

[root@centos01 yum.repos.d]# yum -y install epel-release

[root@centos01 yum.repos.d]# yum install centos-release-openstack-queens

[root@centos01 yum.repos.d]# yum upgrade（报错原因网络异常或者慢，多弄几次就好了）



[root@centos01 ~]# ntpdate timel.aliyun.com(时间同步报错，关机重启即可)

[root@centos01 ~]# yum install python-openstackclient

[root@centos01 ~]# yum install openstack-selinux

SQL数据库
安装并配置组件
[root@centos01 ~]# yum install mariadb mariadb-server python2-PyMySQL

[root@centos01 ~]# vim /etc/my.cnf

过滤记录新修改的数据
[root@centos01 ~]# grep -v ‘¹’ /etc/my.cnf

[root@centos01 ~]# grep ‘²’ /etc/my.cnf

启动数据库服务，并将其配置为开机自启
[root@centos01 ~]# systemctl enable mariadb.service
[root@centos01 ~]# systemctl start mariadb.service

[root@centos01 ~]# mysql_secure_installation

消息队列
安装软件包
[root@centos01 ~]# yum install rabbitmq-server


启动消息队列服务并将其配置为随系统启动
[root@centos01 ~]# systemctl enable rabbitmq-server.service
[root@centos01 ~]# systemctl start rabbitmq-server.service

添加 openstack 用户，密码是openstack
[root@centos01 ~]# rabbitmqctl add_user openstack openstack

给openstack用户配置写和读权限
[root@centos01 ~]# rabbitmqctl set_permissions openstack “." ".” “.*”

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