OpenStack Ocata 安装(九)安装块存储(cinder)

xiaoxiao2021-02-28  108

23、安装块存储服务(cinder) OpenStack Block Storage服务(cinder)将持久存储添加到虚拟机。 块存储提供用于管理卷的基础架构,并与OpenStack Compute进行交互以提供实例的卷。 该服务还能够管理卷快照和卷类型。 cinder-api : 接受API请求,并将其路由到cinder-volume进行操作。 cinder-volume :直接与Block Storage服务进行交互。cinder-volume服务响应发送到块存储服务的读取和写入请求来维护状态。 它可以通过驱动程序架构与各种存储提供商进行交互。 cinder-scheduler daemon  :守护程序选择要在其上创建卷的最佳存储提供程序节点。 cinder-backup daemon  :cinder-backup服务提供任何类型的备份卷到备份存储提供程序。 Messaging queue :块存储过程之间的路线信息 创建该服务的数据库和数据库管理账户 controller# mysql -u root -p123 CREATE DATABASE cinder; GRANT ALL PRIVILEGES ON cinder.* TO 'cinder'@'localhost' \ IDENTIFIED BY 'cinder'; GRANT ALL PRIVILEGES ON cinder.* TO 'cinder'@'%' \ IDENTIFIED BY 'cinder'; 创建cinder用户、服务、API controller# openstack user create --domain default --password-prompt cinder #此处需要输入密码cinder openstack role add --project service --user cinder admin openstack service create --name cinder --description "OpenStack Block Storage" volume

openstack service create --name cinderv2 --description "OpenStack Block Storage" volumev2

以下命令可能有些乱码,后半部分是这样的:http://controller:8776/v1/%\(tenant_id\)s

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

前面的yum没安装openstack-cinder,则在这里安装openstack-cinder controller# yum install openstack-cinder -y 配置cinder各个组件的配置文件(备份配置文件,删除配置文件里的所有数据,使用提供的配置): controller# vi /etc/cinder/cinder.conf [database] connection = mysql+pymysql://cinder:cinder@controller/cinder [DEFAULT] transport_url = rabbit://openstack:openstack@controller auth_strategy = keystone my_ip = 192.158.215.100 [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 [oslo_concurrency] lock_path = /var/lib/cinder/tmp [cinder] os_region_name = RegionOne 同步数据库 controller# su -s /bin/sh -c "cinder-manage db sync" cinder 服务开机自起和重启启动 controller# systemctl restart openstack-nova-api.service systemctl enable openstack-cinder-api.service openstack-cinder-scheduler.service systemctl restart openstack-cinder-api.service openstack-cinder-scheduler.service 24、安装cinder节点(本人真实机不足以开启三个节点,cinder节点安装在compute上) 安装LVM作为后端存储 compute# yum install lvm2 -y 配置LVM(需要在各个使用LVM的服务节点上配置LVM,让其显示,能被扫描到) (本人的计算节点自带LVM,所以需要加上之前的LVM信息sda) compute# vi /etc/lvm/lvm.conf file devices { ... filter = [ "a/sda/","a/sdb/", "r/.*/"] 如果存储节点上本身自带LVM(节点操作系统在sda盘的LVM上),则需要加上sda的配置。 cinder# filter = [ "a/sda/", "a/sdb/", "r/.*/"] 如果计算节点上本身自带LVM(节点操作系统在sda盘的LVM上),则需要配置sda的配置。 compute# filter = [ "a/sda/", "r/.*/"] 服务开机自起和重启启动 compute# systemctl enable lvm2-lvmetad.service systemctl restart lvm2-lvmetad.service 添加一跨新的硬盘(本人添加的是第二块所以是sdb) 建立物理卷和逻辑组 compute# pvcreate /dev/sdb vgcreate cinder-volumes /dev/sdb 前面的yum没安装,则在这里安装。 compute# yum install openstack-cinder targetcli python-keystone -y 配置cinder各个组件的配置文件(备份配置文件,删除配置文件里的所有数据,使用提供的配置): compute# vi /etc/cinder/cinder.conf [database] connection = mysql+pymysql://cinder:cinder@controller/cinder [DEFAULT] transport_url = rabbit://openstack:openstack@controller auth_strategy = keystone my_ip = 192.168.215.101 enabled_backends = lvm glance_api_servers = http://controller:9292 [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 [lvm] volume_driver = cinder.volume.drivers.lvm.LVMVolumeDriver volume_group = cinder-volumes iscsi_protocol = iscsi iscsi_helper = lioadm [oslo_concurrency] lock_path = /var/lib/cinder/tmp 服务开机自起和重启启动 compute# systemctl enable openstack-cinder-volume.service target.service systemctl restart openstack-cinder-volume.service target.service 在控制节点查看服务详情 controller# openstack volume service list +------------------+----------------+------+---------+-------+-------------------+ | Binary           | Host           | Zone | Status  | State | Updated At        | +------------------+----------------+------+---------+-------+-------------------+ | cinder-volume    | compute@lvm    | nova | enabled | up    | 2017-05-05T01:14: | |                  |                |      |         |       | 55.000000         | | cinder-scheduler | controller     | nova | enabled | up    | 2017-05-05T01:58: | |                  |                |      |         |       | 39.000000         | +------------------+----------------+------+---------+-------+-------------------+ 创建卷 controller# 命令:openstack volume create --size [多少Gb] [卷名] 例子: openstack volume create --size 1 volume1 查看卷详情 controller# openstack volume list +--------------------------------------+--------------+-----------+------+--- | ID | Display Name | Status | Size | Attached ,to | +--------------------------------------+--------------+-----------+------+--- | a1e8be72-a395-4a6f-8e07-856a57c39524 | volume1 | available | 1 |  , | +--------------------------------------+--------------+-----------+------+--- 挂载卷到实例 controller# 命令:openstack server add volume 实例 卷名 例子:openstack server add volume test volume1 查看卷详情 controller# openstack volume list +--------------------------------------+--------------+--------+------+------ | ID | Display Name | Status | Size | Attached to  | +--------------------------------------+--------------+--------+------+------ | a1e8be72-a395-4a6f-8e07-856a57c39524 | volume1 | in-use | 1 | Attached to test on /dev/vdb | +--------------------------------------+--------------+--------+------+------ 成功使用块存储服务。
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