ansible自动化部署及Web服务器

一、ansible自动化部署

MySQL安装：playbook安装
httpd：使用roles角色
本次实验ansible目录下文件

[root@ansible-server ansible]# tree
.
├── ansible.cfg #ansible配置文件，当前目录下生效
├── files
│   ├── my.cnf #数据库配置文件
│   ├── mysql-5.7.33-linux-glibc2.12-x86_64.tar.gz #mysql数据库5.7.33压缩包
│   └── mysql-8.0.23-linux-glibc2.12-x86_64.tar.xz #mysql数据库8.0.23压缩包
├── hosts #主机清单
├── install_mysql5.7or8.0-lw.yml #数据库安装脚本
├── role_httpd.yml #apache安装脚本
├── roles
│   └── httpd
│       ├── files
│       │   └── httpd.conf #apache配置文件
│       ├── handlers
│       │   └── main.yml #
│       ├── tasks
│       │   ├── config.yml
│       │   ├── group.yml
│       │   ├── index.yml
│       │   ├── install.yml
│       │   ├── main.yml
│       │   ├── service.yml
│       │   └── user.yml
│       └── templates 
│           └── index.html
└── test1.yml

7 directories, 18 files
[root@ansible-server ansible]# pwd
/data/ansible
[root@ansible-server ansible]# cat hosts 
[websrvs]
10.0.0.28
10.0.0.38

[dbsrvs]
10.0.0.18
10.0.0.7

[local]
10.0.0.8 ansible_connection=ssh

[root@ansible-server ansible]# ansible --version
ansible 2.9.27
  config file = /data/ansible/ansible.cfg
  configured module search path = ['/root/.ansible/plugins/modules', '/usr/share/ansible/plugins/modules']
  ansible python module location = /usr/lib/python3.6/site-packages/ansible
  executable location = /usr/bin/ansible
  python version = 3.6.8 (default, Aug 24 2020, 17:57:11) [GCC 8.3.1 20191121 (Red Hat 8.3.1-5)]
[root@ansible-server ansible]# cat hosts 
[websrvs]
10.0.0.28
10.0.0.38

[dbsrvs]
10.0.0.18
10.0.0.7

[local]
10.0.0.8 ansible_connection=ssh

1.1、ansible-playbook实现MySQL的二进制部署

[root@ansible-server ansible]# cat files/my.cnf 
[mysqld]
server-id=1
log-bi