1 - 配置管理工具 配置管理工具(SCM,Software Configuration Management)可以将代码.软件方式实现的基础设施配置信息保存,也可以根据需求变化反复进行变更. 相关工具包括Ansible.Chef.Puppet.SaltStack等,版本管理工具有Git.Subversion等. 配置管理工具的特征 声明式:通过配置信息对当前配置对象的具体状态进行明确描述,并管理这个状态:形式简单.易于理解: 抽象化:配置信息能涵盖细微的环境差异,不需要根据配置对象所在环境的细…

未经书面许可,请勿转载 ---      Ansible is the simplest way to automate apps and IT infrastructure 这是Ansible官方站点的介绍,本着学习的态度我决定一边学习一边翻译Ansible configure management这本书.原文下载稍后放出 #一些自解释的文字,我会忽略.或者依照自己的理解简单翻译一下,并不是每行每句都是一一相应. Preface Since CFEngine was first created…

未经书面许可.请勿转载 一张图简单概括 Simple Playbooks Ansible is useful as a command-line tool for making small changes. However, its real power lies in its scripting abilities. While setting up machines, you almost always need to do more than one thing at a time. An…

无书面许可请勿转载 高级Playbook Extra variables You may have seen in our template example in the previous chapter that we used a variable called group_names . This is one of the magic variables that are provided by Ansible itself. At the time of writing there a…

如果没有书面授权,请勿转载 第五章 自己定义模块 External inventories In the first chapter we saw how Ansible needs an inventory file, so that it knows where its hosts are and how to access them. Ansible also allows you to specify a script that allows you to fetch the inven…

如无书面授权,请勿转载 第四章,大型项目中Ansible的使用 Roles If your playbooks start expanding beyond what includes can help you solve, or you start gathering a large number of templates, you may want to use roles. Roles in Ansible allow you to group files together in a de…

未经书面许可,.请勿转载 Custom Modules Until now we have been working solely with the tools provided to us by Ansible. This does afford us a lot of power, and make many things possible. However, if you have something particularly complex or if you find yourself…

不要未经书面许可转载 第三章是长,因为,我会分几个部分来翻译. Advanced Playbooks So far the playbooks that we have looked at are simple and just run a number of modules in order. Ansible allows much more control over the execution of your playbook. Using the following techniques,…

无书面授权,请勿转载 第五章 自己定义模块 Using a module Now that we have written our very first module for Ansible, we should give it a go in a playbook. Ansible looks at several places for its modules: first it looks at the place specified in the library key in its co…

如无书面授权,请勿转载 Larger Projects Until now, we have been looking at single plays in one playbook file. This approach will work for simple infrastructures, or when using Ansible as a simple deployment mechanism. However, if you have a large and complicated…