为了初步了解openstack controller ha的工作原理,搭建测试环境进行学习. 在学习该方面知识时,当前采用的操作系统版本是centos 7.1 x64.首先在ESXi中建立2台用于测试的虚机,最小化安装完成centos,配置IP分别为10.0.0.12.10.0.0.13,主机名分别为controller2.controller3. 关闭防火墙:# systemctl stop firewalld# systemctl disable firewalld 修改主机名:# host…

corosync.conf请备份再编辑:# vi /etc/corosync/corosync.conf totem {        version: 2 token: 10000        token_retransmits_before_loss_const: 10        secauth: off        rrp_mode: active interface {                ringnumber: 0                bindnetaddr…

内容正式开始前,我已经在集群中添加了新的节点controller1(IP地址为10.0.0.14). 在所有节点上安装软件:# yum install -y mariadb-galera-server xinetd rsync 在节点1初始化数据库:# systemctl start mariadb.service# mysql_secure_installation# mysql -u root -p -e "CREATE USER 'clustercheck'@'localhost' IDE…

haproxy.cfg请备份再编辑:# vi /etc/haproxy/haproxy.cfg global    chroot /var/lib/haproxy    daemon    group haproxy    maxconn 4000    pidfile /var/run/haproxy.pid    user haproxy defaults    log global    maxconn 4000    option redispatch    retries 3    t…

# source demo-openrc.sh # ssh-keygenGenerating public/private rsa key pair.Enter file in which to save the key (/root/.ssh/id_rsa):Enter passphrase (empty for no passphrase):Enter same passphrase again:Your identification has been saved in /root/.ssh…

在任一控制节点创建用户:mysql -u root -pCREATE DATABASE cinder;GRANT ALL PRIVILEGES ON cinder.* TO 'cinder'@'localhost' IDENTIFIED BY '123456';GRANT ALL PRIVILEGES ON cinder.* TO 'cinder'@'%' IDENTIFIED BY '123456'; 在任一控制节点创建相关用户:source admin-openrc.shkeystone u…

在所有集群安装glance软件:yum install -y openstack-glance python-glanceclient 在任一节点创建glance用户:mysql -u root -pCREATE DATABASE glance;GRANT ALL PRIVILEGES ON glance.* TO 'glance'@'localhost' IDENTIFIED BY '123456';GRANT ALL PRIVILEGES ON glance.* TO 'glance'@'%…

在所有节点的hosts文件添加:10.0.0.10 myvip 在所有节点安装# yum install -y openstack-keystone python-keystoneclient# yum install -y openstack-utils 在所有节点设置keystone.conf文件使用mysql集群地址:# openstack-config --set /etc/keystone/keystone.conf database connection mysql://keysto…

配置rabbitmq集群的步骤非常简单,因为其本身含集群功能,参考openstack官网文档:http://docs.openstack.org/ha-guide/controller-ha-rabbitmq.html 在所有节点安装rabbitmq:# yum install -y rabbitmq-server 在所有节点设置rabbitmq开机启动:# systemctl enable rabbitmq-server.service# systemctl start rabbitmq-se…

创建neutron用户:mysql -u root -p CREATE DATABASE neutron;GRANT ALL PRIVILEGES ON neutron.* TO 'neutron'@'localhost' IDENTIFIED BY '123456';GRANT ALL PRIVILEGES ON neutron.* TO 'neutron'@'%' IDENTIFIED BY '123456';exit 创建用户.服务.endpoint:keystone user-creat…