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Openstack在京东的应用实践
       京东商城虚拟化工程师
                  何 斌
        hebin@360buy.com
当前成果


• Openstack平台接入大量线上业务
• 实现Openstack自动化部署
• 实现Openstack HA
• 实现桌面云,已交付给Call Center试用
• Elastic Scaling && ELB(正在开发)
Openstack自动化部署
             PXE Server
               Apache                          Clients




                            puppet.com:8140
  SVN
              DNSMasq
 Master                                       Nova Node
            Puppet Master                      Puppet




                                 Nginx




                                                 .......
             PXE Server
               Apache
 SVN          DNSMasq                         Nova Node
 Slave                                         Puppet
            Puppet Master




 Slave CA     Primary CA
桌面云
             Fat Client &
         IE/Firefox/Chrome


                                    Authentication
          Connection                    Center
Admin     /Interactive
Center

                                              Openstack
                Scheduler                                  Active
                                               Flatform
                                                          Directory




Block Block Block        VM    VM      VM

 Volume Pool              VM    Pool
Openstack的二次开发

•Dashboard
修改Dashdoard bug
新增dashboard的功能特性,新增floating ip池、Host管理,新
增自动挂载临时盘功能,新增在线迁移等功能
新增上传image多线程上传功能,用户指定调度到某台Host功
能,修改floating ip解除iptables规则特性等
在Diablo版本中加入国际化支持,并修改Essex版本中的中文
支持bug

•Nova
修改volume调度算法,资源最低算法;加入iscsi权限认证功能
;新增spice协议支持
novaclient 增加了floating ips接口,增加Hosts管理功能
Elastic Scaling
                      User

                       设置

                 阀值管理及
                                                 监控统计
                  策略引擎




 VM Platform(Openstack)

  Availability Zone          Availability Zone
                                                 Monitor
   VM ... VM                  VM ... VM
          .                          .




                 Test Service      将VM加入到ELB中    ELB
ELB


                                 Openstack Platform




                            Load Balance Manager Cluster
              LoadBalance

Application                                                DB
                               Haproxy/F5/Nginx Driver
  Client
                Service




Openstack                        Health
DashBoard                        Check/Monitor


   User
Openstack HA


• 所有的Wsgi服务将其部署到Apache中
• Openstack已经实现nova-api、nova-schedule 和nova-
network的HA
• 用pacemaker实现glance、keystone、Dashboard的高
可用性
• RabbitMQ和MySQL实现集群方式保证其高可用性和数
据的持久化
谢谢各位!

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