原書推薦序 ................................................................................xxiii 前言 .......................................................................................... xxv 第1 章　概述 ................................................................................1 關于版本的說明 .....................................................................................................2 Ansible 的優(yōu)點 .......................................................................................................2 Ansible 如何運作 ...................................................................................................3 Ansible 的精妙設計有哪些 ....................................................................................4 易讀的語法 .....................................................................................................4 遠程主機無須安裝任何依賴 ...........................................................................5 基于推送模式 ..................................................................................................5 Ansible 管理小規(guī)模集群 .................................................................................6 內置模塊 .........................................................................................................6 非常輕量的抽象層 ..........................................................................................7 Ansible 太過于簡單了嗎 ........................................................................................8 我需要具備哪些基礎知識 ......................................................................................9 哪些內容不會涉及 .................................................................................................9 安裝Ansible.........................................................................................................10 建立一臺用于測試的服務器 ................................................................................ 11 使用Vagrant 來創(chuàng)建測試服務器 ................................................................... 11 xiv ｜ 目錄 將測試服務器的信息配置在Ansible 中 ........................................................15 使用ansible.cfg 文件來簡化配置 ..................................................................16 繼續(xù)前進 ..............................................................................................................20 第2 章　playbook ：一切的開端 ...................................................21 一些準備工作 ......................................................................................................21 一個簡單的playbook ...........................................................................................22 指定一個nginx 配置文件 ..............................................................................24 創(chuàng)建一個定制的首頁 .....................................................................................25 創(chuàng)建一個webservers 群組 .............................................................................25 運行這個playbook ...............................................................................................26 playbook 是YAML 格式的 ..................................................................................28 文件的起始 ...................................................................................................28 注釋 ...............................................................................................................28 字符串 ...........................................................................................................28 布爾型 ...........................................................................................................29 列表 ...............................................................................................................29 字典 ...............................................................................................................30 折行 ...............................................................................................................30 剖析playbook ......................................................................................................31 play..............................................................................................................