目 录 
第一部分 走进 Linux 世界
第 1 章 Linux 的来龙去脉··············································································.1 
1.1 Linux 简介 ·······················································································1 
1.2 Linux 内核的诞生史与版本号·······························································3 
1.3 “GNU is Not UNIX”··········································································5 
1.4 Linux 操作系统的结构········································································8 
1.5 常见的 Linux 发行版 ··········································································8 
第 2 章 VMware Workstation 虚拟机 ·····························································.11
2.1 虚拟机简介···················································································.11 
2.2 虚拟机的运行架构··········································································.11 
2.3 安装 VMware Workstation 虚拟机······················································.13 
2.4 创建一个新的虚拟机·······································································.15 
2.5 虚拟机的快照、克隆和迁移功能························································.19 
第 3 章 初窥门径之 Linux 操作系统的安装部署················································.23
3.1 引言····························································································.23 
3.2 安装 CentOS Linux 8 操作系统··························································.23 
3.3 CentOS Linux 8 之后我们将何去何从··················································.28 
第 4 章 略有小成之 Linux 操作系统初体验······················································.32
4.1 引言····························································································.32 
4.2 理解 Shell ·····················································································.32 
4.3 命令提示符与语法格式····································································.33 
4.4 内置命令和外部命令以及命令帮助·····················································.34 
4.5 目录结构详解················································································.36 
4.6 磁盘分区概念················································································.37 
4.7 绝对路径与相对路径·······································································.39 
第二部分 熟练使用 Linux 
第 5 章 渐入佳境之务必掌握的 Linux 命令······················································.40
5.1 系统基本管理、显示的相关命令························································.40 
5.2 查看文件内容相关命令····································································.53 
5.3 创建、移动文件目录相关命令···························································.58 
5.4 复制、删除文件目录相关命令···························································.62 
5.5 文件搜索相关命令··········································································.63 
5.6 打包、压缩、解压相关命令······························································.65 
第 6 章 实战神器之 Vim 编辑器····································································.70
6.1 Vim 编辑器简介·············································································.70 
6.2 3 种工作模式·················································································.70 
6.3 一些常用的基本操作·······································································.71 
6.4 可视化（Visual）模式 ·····································································.74 
第 7 章 融会贯通之用户和用户组管理 ···························································.78
7.1 引言····························································································.78 
7.2 用户和用户组················································································.78 
7.3 用户的添加、删除与管理命令···························································.83 
7.4 用户组的添加、删除与管理命令························································.87 
第 8 章 登堂入室之文件和文件夹的权限管理 ··················································.90
8.1 引言····························································································.90 
8.2 文件/目录的权限与归属 ···································································.91 
8.3 权限位·························································································.91 
8.4 修改属主属组相关命令····································································.93 
8.5 修改文件/目录权限相关命令·····························································.93 
第 9 章 驾轻就熟之 Linux 操作系统的软件管理················································.96
9.1 引言····························································································.96 
9.2 Linux 软件包分类 ···········································································.96 
9.3 详解 RPM 包的使用方式 ··································································.98 
9.4 Yum 软件包管理器 ·········································································103 
9.5 DNF 软件包管理器 ·········································································114 
第 10 章 Linux 防火墙的那点事····································································119
10.1 防火墙简介 ·················································································119 
10.2 Linux 防火墙的工作原理 ································································120 
10.3 Linux 防火墙的四表五链 ································································121 
10.4 Iptables 管理工具 ·········································································125 
10.5 Firewalld 管理工具 ·······································································132 
第三部分 玩转 Shell 编程
第 11 章 Linux 文本处理“三剑客”······························································145
11.1 引言···························································································145 
11.2 正则表达式 ·················································································145 
11.3 grep —— 查找和筛选····································································147 
11.4 sed —— 取行和替换 ·····································································149 
11.5 awk —— 取列和数据分析 ······························································153 
第 12 章 Linux Shell 脚本编程零基础闪电上手 ················································158
12.1 引言···························································································158 
12.2 初识 Shell 脚本·············································································158 
12.3 Shell 变量与作用域 ·······································································161 
12.4 Shell 命令行参数与特殊变量 ···························································170 
12.5 Shell 字符串·················································································174 
12.6 Shell 数组····················································································180 
12.7 Shell 数学计算··············································································184 
12.8 Shell 常用命令··············································································190 
12.9 Shell 流程控制··············································································192 
第 13 章 定时任务·····················································································221
13.1 定时任务简介 ··············································································221 
13.2 用户级别的定时任务（命令） ·························································221 
13.3 系统级别的定时任务（配置文件） ···················································225 
第 14 章 Web 服务器架构系列之 Nginx ·························································228
14.1 引言···························································································228 
14.2 理论知识准备 ··············································································230 
14.3 Nginx 的两种部署方式 ···································································233 
14.4 Nginx 配置文件的整体结构 ·····························································240 
14.5 Nginx 配置文件的每行含义 ·····························································242 
14.6 Nginx 配置文件的虚拟主机 ·····························································245 
14.7 Nginx 配置文件的 location 语法规则··················································249 
14.8 Nginx 反向代理 ············································································255 
14.9 Nginx 正向代理 ············································································262 
14.10 Nginx 负载均衡···········································································265 
14.11 Nginx 平滑升级（热部署）····························································272 
第 15 章 Web 服务器架构系列之 Apache ·······················································279
15.1 引言···························································································279 
15.2 HTTP 请求过程与报文结构 ·····························································280 
15.3 Apache 的两种安装方式 ·································································284 
15.4 Apache 的 3 种工作模型 ·································································290 
15.5 Apache 配置文件解析 ····································································295 
15.6 Apache 虚拟主机···········································································299 
第 16 章 Web 服务器架构系列之 PHP···························································304
16.1 PHP 简介 ····················································································304 
16.2 Module 模式（Apache） ·································································305 
16.3 FastCGI 模式（Nginx）··································································311 
16.4 PHP 相关配置文件（FastCGI）························································316 
第 17 章 Web 服务器架构系列之 Tomcat ·······················································322
17.1 Tomcat 简介·················································································322 
17.2 Tomcat 架构剖析···········································································322 
17.3 Tomcat 的二进制包安装方式 ···························································325 
17.4 目录结构和主配置文件 ··································································328 
第 18 章 数据库系列之 MySQL 与 MariaDB····················································332
18.1 数据库的世界 ··············································································332 
18.2 数据库系统结构与类型 ··································································335 
18.3 MySQL 和 MariaDB 的两种安装方式·················································337 
18.4 主配置文件 ·················································································348 
18.5 数据库的存储引擎与数据类型 ·························································350 
18.6 SQL 语句命令分类和语法规则·························································354 
18.7 SQL 语句对数据库的基本操作·························································356 
18.8 SQL 语句对表的基本操作·······························································361 
18.9 SQL 语句对数据的基本操作····························································373 
18.10 数据库的用户管理·······································································386 
18.11 数据库的备份与恢复····································································396 
第 19 章 数据库系列之 Redis ······································································404
19.1 Redis 简介···················································································404 
19.2 Redis 的两种部署方式····································································406 
19.3 Redis 的基本操作命令····································································411 
第 20 章 使用 LNMP 架构搭建 DzzOffice 网盘 ················································422
20.1 LNMP 架构简介 ···········································································422 
20.2 搭建过程 ····················································································423 
第五部分 部署常见的企业服务
第 21 章 常见的企业服务系列之 FTP ····························································431
21.1 FTP 工作原理···············································································431 
21.2 FTP 服务的安装部署 ·····································································433 
第 22 章 常见的企业服务系列之 DNS····························································439
22.1 DNS 工作原理··············································································439 
22.2 DNS 服务的安装部署·····································································443 
第 23 章 常见的企业服务系列之 DHCP··························································449
23.1 DHCP 工作原理············································································449 
23.2 DHCP 服务的安装部署···································································452