https://docs.ansible.com/ansible/2.9/modules/user_module.html
https://docs.ansible.com/ansible/2.9/modules/
https://docs.ansible.com/ansible/2.9/modules/list_of_commands_modules.html
https://www.ansible.com/resources/whitepapers/ansible-in-depth
https://www.ansible.com/resources/whitepapers/benefits-of-agentless-architecture
https://www.ansible.com/resources/videos/quick-start-video
https://docs.ansible.com/
https://github.com/ansible/ansible/tree/devel/docs/docsite
https://www.ibm.com/developerworks/cn/linux/1608_lih_ansible/index.html
https://www.ansible.com/resources/ebooks?extIdCarryOver=true&sc_cid=701f2000001OH6uAAG
https://www.dedao.cn/ebook/YxRj1dbLGNgA2oaD6VBevmQZ7rnbYWml5L0kyOKRMzJpX9lP5dxqE41j8De2pmOP
https://www.dedao.cn/ebook/z4R9BQ7pP4ZEaXYkx8KvRdljeyqo608RvD31m2bMAO9NnDL7gBGQr5VzJqrvmEVN
https://weread.qq.com/web/reader/975321605ce6489759ea594kc81322c012c81e728d9d180
https://weread.qq.com/web/reader/f6b327505c8bdcf6b7942c6
https://blog.csdn.net/qq_26848099/article/details/79400801 #ansible puppet saltstack三款自动化运维工具的对比
https://www.zsythink.net/archives/tag/ansible/
https://docs.ansible.com/ansible/latest/user_guide/playbooks_filters.html