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  • OpenStack中部署glance的步骤

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

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

    个人原创,转载请注明作者,出处,否则依法追究法律责任

    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

    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

     

    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:

     

    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

    创建``glance``服务实体:

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

    4,创建镜像服务的 API 端点:

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

    > image public http://controller:9292

     

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

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

    5,安装glance的软件包:

    root@controller:~# apt-get install glance

    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

        9,完成安装

      • # service glance-registry restart
      • # service glance-api restart
      • 
        

        10,验证操作

          
        1. 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
          
        2. 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

        3. 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                                               |
          +------------------+------------------------------------------------------+
          
        4. 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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  • 原文地址:https://www.cnblogs.com/kaishirenshi/p/7659593.html
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