胡硕恩Citrix工程师Citrix桌面虚拟化技术交流问题答疑议程XenDesktop架构概述XenDesktop工作流程XenDesktop Pool管理XenDesktop简介XenDesktop简介XenDesktop简介 Citrix XenDesktop是一种桌面虚拟化系统 将桌面作为一种服务交付给各地用户 适合所有类型的员工 可在数据中心集中管理桌面的生命周期 信息保存在数据中心保证了数据的安全性 可为用户提供高品质的访问体验，以及个性化的、干净的桌面 可大大降低维护桌面的费用XenDesktop环境与非XenDesktop环境之比较HypervisorNetwork StorageXen, Hyper-V, VMNetwork Storage1:1非Citrix 应用安装在桌面上 每个桌面一个镜像 每个桌面需要独立管理 依然大量的维护和存储，只是从前端移到了 后端Citrix 应用和操作系统分离 只存放和维护一个OS 镜像 应用独立运行，动态发布给用户 独立管理用户配置文件 真正的逻辑集中XenDesktop架构概述XenDesktop架构1- 基本XenDesktop架构2- 完全XenDesktop核心组件 Virtualization Infrastructure（虚拟化基础架构） Virtual Desktop Delivery Controller（虚拟桌面交付控制器） Virtual Desktop Provisioning（虚拟桌面置备） Application Delivery Controller（应用交付控制器） Access Gateway （安全访问网关） User Profile Manager （用户配置管理器）虚拟机登记注册Desktop Delivery Controller Virtual Desktop Agent MachineXenDesktop用户验证过程虚拟桌面连接过程Xendesktop工作流程Desktop Delivery ControllerProvisioning Server桌面交付场景1: Hosted DesktopsUsersOperating Systems, Apps, and user Profiles are provisioned on demandUsers desktop is delivered Users login and request their desktop123AppsUser SettingsOSUser ProfilesApp DeliveryDesktop Provisioning Virtual Desktop Hosting Infrastructure (XenServer, Hyper-v, ESX)Virtual DesktopScalability FocusScalability FocusProvisioning Server桌面交付场景2: Local DesktopsDelivery ControllerAppsUser SettingsOSUser ProfilesApp DeliveryDesktop Provisioning Virtual Desktop Hosting InfrastructureVirtual DesktopUse cases Power users that require local CPU power Peripherals that need local connectionDevices Desktop appliances Standardized PC environmentsPC虚拟桌面连接建立过程LAN Connected Users Desktop AppliancesDesktop Delivery ControllerXenAppPortable ProfilesProvisioning ServerDomain ControllerAD OUXen, Hyper-V, VMSANData Center1. authenticate 2. find “best” virtual desktop3. start VM4. PXE-boot VM and stream OS5. register6. connect using ICA7. acquire license and determine policies8. login9. apply profile10. deliver appsFull range of authentication methods supported through web interface technologyFull support for SmartAccess and ICA session policiesXenDesktop Pool 管理Pool相关组件 Hosting Infrastructure XenServer Pool Master Vmware Virtual Center MS SCVMM Virtual MachinesPool MasterPool Management ServiceVirtual MachinesPool管理Pool MasterDesktop Delivery Controller Pool Management ServiceAddresses=http:/10.54.76.172,http:/10.54.76.173http:/10.7.1.21,http:/10.7.1.22Desktop Delivery Controller Pool Management ServiceVirtual MachinesPool MasterVirtual MachinesPool MasterVirtual MachinesPool MasterDesktop Delivery Controller Pool Management Service问题答疑