OpenStack中部署glance的步骤(基于Ubuntu14.04系统)

   author:headsen  chen   2017-10-13   08:34:35  

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1,在数据库里创建glance的数据库和glance用户,并进行授权。

MariaDB [(none)]> create database glance;
Query OK, 1 row affected (0.01 sec)

MariaDB [(none)]> grant all privileges on glance.* to 'glance'@'localhost' identified by 'openstack';
Query OK, 0 rows affected (0.01 sec)

MariaDB [(none)]> grant all privileges on glance.* to 'glance'@'%' identified by 'openstack';
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> exit
Bye

OpenStack中部署glance的步骤

 

2,获得 admin 凭证来获取只有管理员能执行的命令的访问权限:

root@controller:~# . admin-openrc

 OpenStack中部署glance的步骤

3,要创建服务证书,完成这些步骤:

 创建 glance 用户(密码也设置为openstack):

root@controller:~# openstack user create --domain default --password-prompt glance
User Password:
Repeat User Password:

 OpenStack中部署glance的步骤

添加 admin 角色到 glance 用户和 service 项目上(这个命令执行完成后无输出)

root@controller:~# openstack role add --project service --user glance admin

OpenStack中部署glance的步骤

创建``glance``服务实体:

root@controller:~# openstack service create --name glance \
> --description "OpenStack Image" image

OpenStack中部署glance的步骤

 

4,创建镜像服务的 API 端点:

 root@controller:~# openstack endpoint create --region RegionOne \

> image public http://controller:9292

 OpenStack中部署glance的步骤

root@controller:~# openstack endpoint create --region RegionOne \
> image internal http://controller:9292

OpenStack中部署glance的步骤

root@controller:~# openstack endpoint create --region RegionOne \
> image admin http://controller:9292

OpenStack中部署glance的步骤

 

5,安装glance的软件包:

root@controller:~# apt-get install glance

OpenStack中部署glance的步骤

 

6,修改配置文件:

  • 在 [database] 部分,配置数据库访问:

    [database]
    ...
    connection = mysql+pymysql://glance:GLANCE_DBPASS@controller/glance
    

    将``GLANCE_DBPASS`` 替换为你为镜像服务选择的密码(openstack)。

  • 在 [keystone_authtoken] 和 [paste_deploy] 部分,配置认证服务访问:

    [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 = glance
    password = GLANCE_PASS   -----------替换为你为认证服务中你为 glance 用户选择的密码。
    
    [paste_deploy]
    ...
    flavor = keystone
    

     

  • 在 [glance_store] 部分,配置本地文件系统存储和镜像文件位置:

    [glance_store]
    ...
    stores = file,http
    default_store = file
    filesystem_store_datadir = /var/lib/glance/images/


    7,
    编辑文件 ``/etc/glance/glance-registry.conf``并完成如下动作:
    • 在 [database] 部分,配置数据库访问:

      [database]
      ...
      connection = mysql+pymysql://glance:GLANCE_DBPASS@controller/glance
      

      将``GLANCE_DBPASS`` 替换为你为镜像服务选择的密码。

    • 在 [keystone_authtoken] 和 [paste_deploy] 部分,配置认证服务访问:

      [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 = glance
      password = GLANCE_PASS
      
      [paste_deploy]
      ...
      flavor = keystone


      8,
      写入镜像服务数据库:
      # su -s /bin/sh -c "glance-manage db_sync" glance
      OpenStack中部署glance的步骤

       

      9,完成安装

    • # service glance-registry restart
    • # service glance-api restart
    • OpenStack中部署glance的步骤
      
      

      10,验证操作

        
    • 使用 admin 凭证来获取只有管理员能执行的命令的访问权限:

      $ . admin-openrc
      
    • 下载源镜像:

      $ wget http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img
      

       如果您的发行版里没有包含wget,请安装它

    • 使用 QCOW2 磁盘格式, bare 容器格式上传镜像到镜像服务并设置公共可见,这样所有的项目都可以访问它:

      $ openstack image create "cirros" \
        --file cirros-0.3.4-x86_64-disk.img \
        --disk-format qcow2 --container-format bare \
        --public
      +------------------+------------------------------------------------------+
      | Property         | Value                                                |
      +------------------+------------------------------------------------------+
      | checksum         | 133eae9fb1c98f45894a4e60d8736619                     |
      | container_format | bare                                                 |
      | created_at       | 2015-03-26T16:52:10Z                                 |
      | disk_format      | qcow2                                                |
      | file             | /v2/images/cc5c6982-4910-471e-b864-1098015901b5/file |
      | id               | cc5c6982-4910-471e-b864-1098015901b5                 |
      | min_disk         | 0                                                    |
      | min_ram          | 0                                                    |
      | name             | cirros                                               |
      | owner            | ae7a98326b9c455588edd2656d723b9d                     |
      | protected        | False                                                |
      | schema           | /v2/schemas/image                                    |
      | size             | 13200896                                             |
      | status           | active                                               |
      | tags             |                                                      |
      | updated_at       | 2015-03-26T16:52:10Z                                 |
      | virtual_size     | None                                                 |
      | visibility       | public                                               |
      +------------------+------------------------------------------------------+
      

       

    • 确认镜像的上传并验证属性:

      $ openstack image list
      +--------------------------------------+--------+--------+
      | ID                                   | Name   | Status |
      +--------------------------------------+--------+--------+
      | 38047887-61a7-41ea-9b49-27987d5e8bb9 | cirros | active |
      +--------------------------------------+--------+--------+







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