下一代智慧政务云平台方案建议书
目 录章 第一章 电子政务云平台....................................................................................................................... 101.1 云平台建设目标...........................................................................................................................101.2 云平台建设原则...........................................................................................................................101.3 总体架构.......................................................................................................................................111.4 IT 基础设施配置...........................................................................................................................121.5 软件列表.......................................................................................................................................13章 第一章 IAAS——基础设施云平台设计.............................................................................................151.1 总体规划.......................................................................................................................................151.2 网络规划.......................................................................................................................................171.3 自动部署.......................................................................................................................................181.3.1 自动部署思想 .......................................................................................................................191.3.2 方案优势 ...............................................................................................................................211.4 统一管理.......................................................................................................................................211.4.1 统一监控 ...............................................................................................................................211.4.1.1 统一监控架构.................................................................................................................................221.4.1.2 监控方案优势.................................................................................................................................231.4.2 网络流量控制 .......................................................................................................................231.4.2.1 总体架构.........................................................................................................................................241.4.2.2 方案优势.........................................................................................................................................241.4.3 统一日志 ...............................................................................................................................251.4.4 配置管理 ...............................................................................................................................25
1.4.5 自动审批 ...............................................................................................................................251.5 IAAS 安全.....................................................................................................................................251.5.1 安全管理体系 .......................................................................................................................261.5.2 安全运维体系 .......................................................................................................................261.5.3 安全技术体系 .......................................................................................................................261.5.4 防攻击系统 ...........................................................................................................................261.6 成功案例.......................................................................................................................................27章 第二章 PAAS——应用支撑云平台设计............................................................................................282.1 设计目标和原则...........................................................................................................................282.1.1 系统设计目标 .......................................................................................................................282.1.2 系统设计原则 .......................................................................................................................282.1.2.1 主数据集中原则.............................................................................................................................282.1.2.2 以主数据集中原则拆分系统.........................................................................................................282.1.2.3 高可用原则.....................................................................................................................................282.1.2.4 高扩展原则.....................................................................................................................................292.2 总体规划.......................................................................................................................................292.3 支撑平台.......................................................................................................................................292.4 应用支撑平台部署架构...............................................................................................................302.5 服务框架(SAF).............................................................................................................................312.5.1 SAF 简介 ................................................................................................................................312.5.2 SAF 与传统 ESB 的区别 .......................................................................................................312.5.3 SAF 架构特性及工作原理 ....................................................................................................322.5.3.1 SAF 特性......................................................................................................................................... 332.5.3.2 SAF 工作原理................................................................................................................................. 332.5.3.3 SAF 性能对比................................................................................................................................. 33
2.5.3.4 SAF 监控......................................................................................................................................... 342.5.3.5 基于 SAF 的服务治理....................................................................................................................352.5.3.6 基于 SAF 的服务限流与降级........................................................................................................352.5.3.7 基于 SAF 的服务容灾与恢复........................................................................................................352.6 分布式缓存技术...........................................................................................................................352.6.1 总体说明 ...............................................................................................................................352.6.2 采取 redis 的原因 ................................................................................................................362.6.3 平台总体架构 .......................................................................................................................372.6.4 多协议支持方案 ...................................................................................................................392.6.5 高可用（HA）方案 .............................................................................................................392.6.5.1 基础设施.........................................................................................................................................392.6.5.2 Master/Slave 复制........................................................................................................................402.6.5.3 AOF................................................................................................................................................. 412.6.5.4 RDB 快照........................................................................................................................................ 412.6.5.5 jd-redis-dumper..........................................................................................................................422.6.5.6 基础设施小结.................................................................................................................................422.6.6 故障检测 ...............................................................................................................................432.6.6.1 分布式采集器.................................................................................................................................432.6.6.2 存活报警策略.................................................................................................................................432.6.7 故障切换 ...............................................................................................................................432.6.8 分布式方案 ...........................................................................................................................442.6.8.1 垂直扩展.........................................................................................................................................452.6.8.2 水平扩展.........................................................................................................................................452.6.9 容量管理 ...............................................................................................................................462.6.10 安全 ..........