34323 发表于 2016-8-5 09:17:35

openstack安装(liberty)--环境准备

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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#vi /etc/sysconfig/network-scripts/ifcfg-enp0s3
#vi /etc/resolv.conf
#vi /etc/sysconfig/network-scripts/ifcfg-enp0s3
#vi /etc/resolv.conf






1.2设置主机名称和HOSTS文件并PING测试

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# hostnamectl set-hostname 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
# hostnamectl status
#hostnamectl set-hostname 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
# hostnamectl status





1.3关闭防火墙和SELINUX

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




1.4更新系统

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# yum update





2.1配置时间同步(controller1)

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# yum remove chrony
# yum install ntp
# 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
# systemctl start ntpd.service
# 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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# yum remove chrony
# yum install ntp
# vi /etc/ntp.conf
server controller1
restrict controller1 nomodify notrap noquery
server 127.127.0.1
fudge 127.127.0.1 stratum 10
# systemctl start ntpd.service
# systemctl enable ntpd.service
Created symlink from /etc/systemd/system/multi-user.target.wants/ntpd.service to /usr/lib/systemd/system/ntpd.service.
# ntpstat
synchronised to NTP server (10.0.0.11) at stratum 5
   time correct to within 113 ms
   polling server every 64 s

# ntpdate -u 10.0.0.11
14 Jul 14:51:51 ntpdate: adjust time server 10.0.0.11 offset -0.011970 sec
# hwclock --systohc





3.1安装OpenStack packages

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# yum install centos-release-openstack-liberty




3.2更新系统

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# yum upgrade




3.3安装OpenStack客户端

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# yum install python-openstackclient




3.4如果开启了SELINUX,则需要安装如下包

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# yum install openstack-selinux






4.1数据库安装

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# yum install mariadb mariadb-server MySQL-python





4.2拷贝并编辑配置文件

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# cp /usr/share/mysql/my-medium.cnf /etc/my.cnf.d/mariadb_openstack.cnf
# vi /etc/my.cnf.d/mariadb_openstack.cnf

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

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# systemctl enable mariadb.service
# systemctl start mariadb.service





4.4设置数据库密码

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# mysql_secure_installation





4.5验证数据库配置

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# mysql -uroot -p





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

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# yum install mongodb-server mongodb




5.2编辑配置文件

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# 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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# systemctl enable mongod.service
Created symlink from /etc/systemd/system/multi-user.target.wants/mongod.service to /usr/lib/systemd/system/mongod.service.
# systemctl start mongod.service




6.1安装消息队列rabbitmq

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# yum install rabbitmq-server




6.2启动和设置开机自启动

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# 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.
# systemctl start rabbitmq-server.service




6.3添加用户并设置密码

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# rabbitmqctl add_user openstack openstack
Creating user "openstack" ...




6.4设置用户权限

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# rabbitmqctl set_permissions openstack ".*" ".*" ".*"
Setting permissions for user "openstack" in vhost "/" ...






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