一、各节点配置Openstack源库

yum install centos-release-openstack-liberty -y

升级YUM源库

yum upgrade

安装Openstackclient

yum install python-openstackclient -y

二、安装及配置mariadb数据库

controller:

yum install mariadb mariadb-server MySQL-python -y

创建文件/etc/my.cnf.d/mariadb_openstack.cnf

配置例如以下：

[[email protected] ~]# cat /etc/my.cnf.d/mariadb_openstack.cnf
[mysqld]
bind-address = 10.0.0.11
default-storage-engine = innodb
innodb_file_per_table
collation-server = utf8_general_ci
init-connect = 'SET NAMES utf8'
character-set-server = utf8

启动mariadb服务，并设置开机自启

systemctl start mariadb.service
systemctl enable mariadb.service

初始化数据库

mysql_secure_installation

三、安装及配置RabbitMQ

controller:

yum install rabbitmq-server -y

启动rabbitmq服务，并设置开机自启

systemctl start rabbitmq-server.service
systemctl enable rabbitmq-server.service

加入openstack用户

rabbitmqctl add_user openstack RABBIT_PASS

设置openstack用户权限

rabbitmqctl set_permissions openstack ".*" ".*" ".*"