openstack安装（liberty）--环境准备

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注：完全参考官方文档实验，仅学习记录，后续不作说明。
http://docs.openstack.org/liberty/install-guide-rdo/index.html

使用VBOX实验，创建2个虚拟机分别用于控制和计算节点，分配2个网卡，其中一个网卡可以使用“NAT网络”，将自动生成的网卡设置为10.0.0.1，作为虚拟机网关同时以便实体机能直接访问虚拟机。另一个网卡使用桥接模式。如果使用XSHELL连接，可以使用“NAT网络”中端口映射以便访问10.0.0.X。使用“NAT网络”而不是“NAT”的好处一可以定义IP地址段，二可以上网。其他节点仅需分配一个网卡，使用“NAT网络”。



一.环境准备
1.1配置网卡，设置静态IP地址和DNS，VBOX中网卡需要开启混杂模式，即”允许全部“

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[iyunv@controller1 ~]#vi /etc/sysconfig/network-scripts/ifcfg-enp0s3 [iyunv@controller1 ~]#vi /etc/resolv.conf [iyunv@compute1 ~]#vi /etc/sysconfig/network-scripts/ifcfg-enp0s3 [iyunv@compute1 ~]#vi /etc/resolv.conf

1.2设置主机名称和HOSTS文件并PING测试

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[iyunv@controller1 ~]# hostnamectl set-hostname controller1 [iyunv@controller1 ~]# vi /etc/hosts 10.0.0.11 controller1 controller1 10.0.0.31 compute1 10.0.0.41 block1 10.0.0.51 object1   10.0.0.52 object2 [iyunv@controller1 ~]# hostnamectl status [iyunv@compute1 ~]#hostnamectl set-hostname compute1 [iyunv@compute1 ~]#vi /etc/hosts 10.0.0.11 controller1 controller1 10.0.0.31 compute1 10.0.0.41 block1 10.0.0.51 object1   10.0.0.52 object2 [iyunv@compute1 ~]# hostnamectl status

1.3关闭防火墙和SELINUX

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[iyunv@compute1 ~]# systemctl stop firewalld.service [iyunv@compute1 ~]# systemctl disable firewalld.service Removed symlink /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service. Removed symlink /etc/systemd/system/basic.target.wants/firewalld.service. [iyunv@compute1 ~]# vi /etc/selinux/config SELINUX=disabled

1.4更新系统

1	[iyunv@compute1 ~]# yum update

2.1配置时间同步（controller1）

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[iyunv@comtroller1 ~]# yum remove chrony [iyunv@compute1 ~]# yum install ntp [iyunv@comtroller1 ~]# vi /etc/ntp.conf restrict 10.0.0.0 mask 255.255.255.0 nomodify notrap server s2m.time.edu.cn server 210.72.145.44 restrict 210.72.145.44 nomodify notrap noquery server 127.127.0.1 fudge 127.127.0.1 stratum 10 [iyunv@comtroller1 ~]# systemctl start ntpd.service [iyunv@comtroller1 ~]# systemctl enable ntpd.service Created symlink from /etc/systemd/system/multi-user.target.wants/ntpd.service to /usr/lib/systemd/system/ntpd.service.

2.2配置节点时间同步（compute1）

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[iyunv@compute1 ~]# yum remove chrony [iyunv@compute1 ~]# yum install ntp [iyunv@compute1 ~]# vi /etc/ntp.conf server controller1 restrict controller1 nomodify notrap noquery server 127.127.0.1 fudge 127.127.0.1 stratum 10 [iyunv@compute1 ~]# systemctl start ntpd.service [iyunv@compute1 ~]# systemctl enable ntpd.service Created symlink from /etc/systemd/system/multi-user.target.wants/ntpd.service to /usr/lib/systemd/system/ntpd.service. [iyunv@compute1 ~]# ntpstat synchronised to NTP server (10.0.0.11) at stratum 5    time correct to within 113 ms    polling server every 64 s [iyunv@compute1 ~]# ntpdate -u 10.0.0.11 14 Jul 14:51:51 ntpdate[15782]: adjust time server 10.0.0.11 offset -0.011970 sec [iyunv@compute1 ~]# hwclock --systohc

3.1安装OpenStack packages

1	[iyunv@controller1 ~]# yum install centos-release-openstack-liberty

3.2更新系统

1	[iyunv@controller1 ~]# yum upgrade

3.3安装OpenStack客户端

1	[iyunv@controller1 ~]# yum install python-openstackclient

3.4如果开启了SELINUX，则需要安装如下包

1	[iyunv@controller1 ~]# yum install openstack-selinux

4.1数据库安装

1	[iyunv@comtroller1 ~]# yum install mariadb mariadb-server MySQL-python

4.2拷贝并编辑配置文件

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[iyunv@comtroller1 ~]# cp /usr/share/mysql/my-medium.cnf /etc/my.cnf.d/mariadb_openstack.cnf [iyunv@comtroller1 ~]# vi /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

4.3启动和设置开机自启动

1 2	[iyunv@comtroller1 ~]# systemctl enable mariadb.service [iyunv@comtroller1 ~]# systemctl start mariadb.service

4.4设置数据库密码

1	[iyunv@comtroller1 ~]# mysql_secure_installation

4.5验证数据库配置

1	[iyunv@comtroller1 ~]# mysql -uroot -p

5.1安装mongodb （nosql数据库，仅安装Telemetry 时需要）

1	[iyunv@comtroller1 ~]# yum install mongodb-server mongodb

5.2编辑配置文件

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[iyunv@comtroller1 ~]# vi /etc/mongod.conf bind_ip = 10.0.0.11 smallfiles = true  ##此处可选配置，手册描述和实际有差，待确认

5.3启动和设置开机自启动

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[iyunv@controller1 mongodb]# systemctl enable mongod.service Created symlink from /etc/systemd/system/multi-user.target.wants/mongod.service to /usr/lib/systemd/system/mongod.service. [iyunv@controller1 mongodb]# systemctl start mongod.service

6.1安装消息队列rabbitmq

1	[iyunv@controller1 ~]# yum install rabbitmq-server

6.2启动和设置开机自启动

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[iyunv@controller1 ~]# systemctl enable rabbitmq-server.service Created symlink from /etc/systemd/system/multi-user.target.wants/rabbitmq-server.service to /usr/lib/systemd/system/rabbitmq-server.service. [iyunv@controller1 ~]# systemctl start rabbitmq-server.service

6.3添加用户并设置密码

1 2	[iyunv@controller1 ~]# rabbitmqctl add_user openstack openstack Creating user "openstack" ...

6.4设置用户权限

1 2	[iyunv@controller1 ~]# rabbitmqctl set_permissions openstack ".*" ".*" ".*" Setting permissions for user "openstack" in vhost "/" ...