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內容簡介: |
本书围绕BFE 开源项目,介绍网络前端接入和网络负载均衡的相关技术原理,说明BFE开源软件的设计思想和实现机制,讲解如何基于BFE开源软件搭建网络接入平台。本书共17 章,分为四个部分。部分为原理篇,介绍BFE 开源项目的概貌,并对网络前端接入技术和网络负载均衡技术做简要介绍;第二部分为设计篇,介绍BFE 开源项目的设计细节,包括BFE 的设计思想、BFE 的转发模型、BFE 的关键机制和HTTPS 的优化等;第三部分为操作篇,说明如何安装和部署BFE、如何在各种使用场景下配置BFE;第四部分为实现篇,从处理流程、插件机制、协议实现等方面说明BFE的实现机制。
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關於作者: |
章淼,百度智能云智能负载均衡架构师、百度代码规范委员会主席(兼)
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目錄:
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原 理 篇第1 章 BFE 简介·····························································································31.1 什么是BFE·························································································31.2 BFE平台介绍·····················································································41.2.1 为什么需要构建BFE 平台·····················································41.2.2 BFE平台的主要功能·····························································61.3 BFE开源项目介绍·············································································71.3.1 BFE平台的模块组成·····························································71.3.2 BFE开源项目中的内容··························································9第2 章 网络前端接入技术简介·····································································102.1 什么是网络前端接入········································································102.2 网络前端接入面临的挑战································································112.3 百度的网络前端接入方案································································132.4 网络前端接入技术的发展趋势························································15第3 章 网络负载均衡技术简介·····································································243.1 负载均衡的概念···············································································243.2 网络负载均衡功能的实现································································25深入理解BFE·VI·3.2.1 机制说明···············································································253.2.2 两种方式对比········································································273.3 四层负载均衡和七层负载均衡························································28设 计 篇第4 章 BFE 的设计思想················································································334.1 BFE转发引擎重构的缘起································································334.2 BFE为什么要基于Go 语言·····························································344.3 BFE转发引擎的主要设计思想························································374.4 BFE和相关开源项目的对比····························································38第5 章 BFE 的转发模型················································································425.1 转发模型概述···················································································425.1.1 基本概念···············································································425.1.2 转发过程···············································································435.1.3 对多租户实现机制的讨论····················································465.2 BFE的路由转发机制·······································································475.3 条件表达式·······················································································495.3.1 设计思想···············································································495.3.2 基本概念···············································································505.3.3 语法介绍···············································································515.3.4 条件原语匹配的内容····························································525.3.5 条件原语名称的规范····························································545.4 内网流量调度机制············································································555.4.1 内网流量调度背景介绍························································555.4.2 内网流量调度工作机制························································60目 录·VII·5.4.3 内网转发的其他机制····························································65第6 章 与转发相关的关键机制·····································································686.1 健康检查机制···················································································686.1.1 健康检查的原理····································································696.1.2 主动健康检查和被动健康检查············································696.1.3 分布式健康检查和集中式健康检查····································736.1.4 BFE的健康检查···································································776.2 超时设置···························································································776.2.1 BFE和客户端间通信的超时·····································
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