目录
[3. 安装并配置存储节点](#3. 安装并配置存储节点)
一、实验
1.环境
(1) 主机
表1 主机
|------------|-------|-----------------|-----|
| 主机 | 架构 | IP | 备注 |
| controller | 控制节点 | 192.168.204.210 | 已部署 |
| compute01 | 计算节点1 | 192.168.204.211 | 已部署 |
| compute02 | 计算节点2 | 192.168.204.212 | 已部署 |
| storage01 | 存储节点1 | 192.168.204.221 | |
(2)官网
OpenStack Docs: OpenStack Installation Guide for Red Hat Enterprise Linux and CentOS
(3)网络
①存储节点1 ping 控制节点
②存储节点1 ping 计算节点1 与 计算节点2
(4) 时间同步
① 存储节点1
bash
[root@storage01 ~]# yum install -y chrony
bash
[root@storage01 ~]# vim /etc/chrony.conf
[root@storage01 ~]# systemctl restart chronyd.service && systemctl enable chronyd.service
③测试
bash
[root@controller ~]# date
[root@compute01 ~]# date
[root@compute02 ~]# date
[root@storage01 ~]# date
(5) 控制节点查看(目前已部署controller、compute01与compute02)
bash
# neutron agent-list
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2.安装并配置控制节点
(1)创建数据库
①用数据库连接客户端 (生产环境需要密码)
bash
$ mysql -u root -p
② 创建 cinder 数据库
bash
CREATE DATABASE cinder;
③ 允许 cinder 数据库合适的访问权限(用合适的密码替换 CINDER_DBPASS)
bash
GRANT ALL PRIVILEGES ON cinder.* TO 'cinder'@'localhost' \
IDENTIFIED BY 'CINDER_DBPASS';
GRANT ALL PRIVILEGES ON cinder.* TO 'cinder'@'%' \
IDENTIFIED BY 'CINDER_DBPASS';
(2)创建一个 cinder 用户
bash
$ openstack user create --domain default --password-prompt cinder
(3)添加 admin 角色到 cinder 用户上
bash
$ openstack role add --project service --user cinder admin
(4)创建 cinder 和 cinderv2 服务实体
bash
$ openstack service create --name cinder \
--description "OpenStack Block Storage" volume
$ openstack service create --name cinderv2 \
--description "OpenStack Block Storage" volumev2
(5)查看
bash
# openstack service list |grep cinder
(6)创建块设备存储服务的 API 入口点
bash
$ openstack endpoint create --region RegionOne \
volume public http://controller:8776/v1/%\(tenant_id\)s
$ openstack endpoint create --region RegionOne \
volume internal http://controller:8776/v1/%\(tenant_id\)s
$ openstack endpoint create --region RegionOne \
volume admin http://controller:8776/v1/%\(tenant_id\)s
$ openstack endpoint create --region RegionOne \
volumev2 public http://controller:8776/v2/%\(tenant_id\)s
$ openstack endpoint create --region RegionOne \
volumev2 internal http://controller:8776/v2/%\(tenant_id\)s
$ openstack endpoint create --region RegionOne \
volumev2 admin http://controller:8776/v2/%\(tenant_id\)s
(7)查看
bash
# openstack endpoint list |grep cinder
(8) 安装软件包
bash
# yum install openstack-cinder
(9) 编辑 /etc/cinder/cinder.conf
① 在 "[DEFAULT]" 和 "[oslo_messaging_rabbit]"部分,配置 "RabbitMQ" 消息队列访问
bash
[DEFAULT]
...
rpc_backend = rabbit
[oslo_messaging_rabbit]
...
rabbit_host = controller
rabbit_userid = openstack
rabbit_password = RABBIT_PASS
②在 "[DEFAULT]" 和 "[keystone_authtoken]" 部分,配置认证服务访问
bash
[DEFAULT]
...
auth_strategy = keystone
[keystone_authtoken]
...
auth_uri = http://controller:5000
auth_url = http://controller:35357
memcached_servers = controller:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = cinder
password = CINDER_PASS
③ 在 [DEFAULT 部分,配置my_ip来使用控制节点的管理接口的IP 地址
bash
[DEFAULT]
...
my_ip = 192.168.204.210
④ 在 [oslo_concurrency] 部分,配置锁路径
bash
[oslo_concurrency]
...
lock_path = /var/lib/cinder/tmp
⑤ 备份复制
(10) 初始化块设备服务的数据库(忽略输出中任何不推荐使用的信息)
bash
# su -s /bin/sh -c "cinder-manage db sync" cinder
(11)配置计算节点以使用块设备存储
编辑文件 /etc/nova/nova.conf
bash
[cinder]
os_region_name = RegionOne
(12)重启服务
①重启计算API 服务
bash
# systemctl restart openstack-nova-api.service
②启动块设备存储服务,并将其配置为开机自启
bash
# systemctl enable openstack-cinder-api.service openstack-cinder-scheduler.service
# systemctl start openstack-cinder-api.service openstack-cinder-scheduler.service
(13)登录系统
(14)已新增卷的模块
(15)查看卷
(16)查看服务列表
bash
# openstack service list
3. 安装并配置存储节点
(1)安装 LVM 包
bash
# yum install lvm2
(2)启动LVM的metadata服务并且设置该服务随系统启动
bash
# systemctl enable lvm2-lvmetad.service
# systemctl start lvm2-lvmetad.service
(3)查看分区情况
bash
# fdisk -l
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(4)查看挂载情况
bash
# df -Th
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(5)创建LVM 物理卷
① 创建LVM 物理卷 /dev/sdc
bash
# pvcreate /dev/sdb
Physical volume "/dev/sdb" successfully created
② 创建LVM 物理卷 /dev/sdd
bash
# pvcreate /dev/sdc
Physical volume "/dev/sdc" successfully created
③查看
bash
# pvs
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(7)创建 LVM 卷组
① 创建 LVM 卷组 cinder-ssd
bash
# vgcreate cinder-ssd /dev/sdb
Volume group "cinder-ssd" successfully created
② 创建 LVM 卷组 cinder-data
bash
# vgcreate cinder-ssd /dev/sdc
Volume group "cinder-data" successfully created
③ 查看
bash
# vgs
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(8)重新配置LVM,让它只扫描包含指定卷组的设备,编辑/etc/lvm/lvm.conf文件
①在devices部分,添加一个过滤器,只接受/dev/sdb 与/dev/sdc 设备,拒绝其他所有设备
bash
devices {
...
filter = [ "a/sdb/", "a/sdc/","r/.*/"]
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(9) 安装软件包
bash
# yum install openstack-cinder targetcli python-keystone
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(10) 编辑 /etc/cinder/cinder.conf
①在 [database] 部分,配置数据库访问
bash
[database]
...
connection = mysql+pymysql://cinder:CINDER_DBPASS@controller/cinder
②在 "[DEFAULT]" 和 "[oslo_messaging_rabbit]"部分,配置 "RabbitMQ" 消息队列访问
bash
[DEFAULT]
...
rpc_backend = rabbit
[oslo_messaging_rabbit]
...
rabbit_host = controller
rabbit_userid = openstack
rabbit_password = RABBIT_PASS
③ 在 "[DEFAULT]" 和 "[keystone_authtoken]" 部分,配置认证服务访问
bash
[DEFAULT]
...
auth_strategy = keystone
[keystone_authtoken]
...
auth_uri = http://controller:5000
auth_url = http://controller:35357
memcached_servers = controller:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = cinder
password = CINDER_PASS
④ 在 [DEFAULT] 部分,配置 my_ip 选项
bash
[DEFAULT]
...
my_ip = 192.168.204.212
⑤ 在[ssd]部分,配置LVM后端以LVM驱动结束,卷组cinder-ssd ,iSCSI 协议和正确的 iSCSI服务
bash
[ssd]
...
volume_driver = cinder.volume.drivers.lvm.LVMVolumeDriver
volume_group = cinder-ssd
iscsi_protocol = iscsi
iscsi_helper = lioadm
volume_backend_name = ssd
⑥ 在[sata]部分,配置LVM后端以LVM驱动结束,卷组cinder-data ,iSCSI 协议和正确的 iSCSI服务
bash
[ssd]
...
volume_driver = cinder.volume.drivers.lvm.LVMVolumeDriver
volume_group = cinder-data
iscsi_helper = lioadm
volume_backend_name = sata
⑦在 [DEFAULT] 部分,启用 LVM 后端
bash
[DEFAULT]
...
enabled_backends = ssd,sata
⑧在 [DEFAULT] 区域,配置镜像服务 API 的位置
bash
[DEFAULT]
...
glance_api_servers = http://controller:9292
在 [oslo_concurrency] 部分,配置锁路径
bash
[oslo_concurrency]
...
lock_path = /var/lib/cinder/tmp
⑨备份复制
①启动块存储卷服务及其依赖的服务,并将其配置为随系统启动
bash
# systemctl enable openstack-cinder-volume.service target.service
# systemctl start openstack-cinder-volume.service target.service
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(12)控制节点查看服务列表
bash
# openstack service list
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4.使用LVM存储
(1)登录系统
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(2)查看卷
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(3)创建卷
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(4)完成
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(5)控制节点查看
bash
# cinder list
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(6)存储节点查看
bash
# lvs
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(7) 扩展卷
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(8)修改为2G
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(9)扩展中
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(10)完成
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(11)控制节点查看
bash
# cinder list
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(12)存储节点查看
bash
# lvs
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(13)删除卷
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(14)查看
(15)新增存储类型ssd与sata
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(16) 关联后端存储
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(17)查看卷
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(18)创建ssd类型卷
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(19)创建中
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(20)完成
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(21)创建sata类型卷
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(22) 创建中
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(23)完成
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(24)控制节点查看
bash
# cinder list
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(25)存储节点查看
bash
# lvs
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