【ansible】role流程实验

cd /server/scripts

mkdir roles-all

cd roles-all

mkdir role01

cd role01

touch top.yml
touch hosts
mkdir -p nfs-server/{files,templates,tasks,handlers} group_vars/all/

# 目录详情
[root@m01 /server/scripts/roles-all/role01]# tree F 
.
 ├── group_vars/
 │   └── all/
 ├── hosts
 ├── nfs-server/
 │   ├── files/
 │   ├── handlers/
 │   ├── tasks/
 │   └── templates/
 └── top.yml
 7 directories, 2 files

创建tasks

vim nfs-server/tasks/main.yml

- name: 01. Installing nfs-utils,rpcbind
  yum:
    name: nfs-utils,rpcbind
    state: present
  tags:
    - 01. Install

- name: 02. Modify the configuration file
  template:
    src: exports.j2
    dest: /etc/exports
    backup: yes
  notify:
    - restart_nfs
  tags:
    - 02. Modify the configuration file

- name: 03. Create a shared directory and set the owner
  file:
    path: "{{ nfs_server_dir }}"
    owner: "{{ nfs_user }}"
    group: "{{ nfs_user }}"
    state: directory
  tags:
    - 03. Create a shared directory and set the owner

- name: 04. Start the server
  systemd:
    name: "{{ item }}"
    enabled: yes
    state: started
  loop:
    - rpcbind
  tags:
    - 04. Start the server

vim nfs-server/templates/exports.j2

# author:  {{ author }}
{{ nfs_server_dir }} 172.16.1.0/24(rw,all_squash)

vim group_vars/all/main.yml

author: CJoy
nfs_server_dir: /backup-nfs
nfs_user: nfsnobody

vim nfs-server/handlers/main.yml

---
- name: restart_nfs
  systemd:
    name: nfs
    enabled: yes
    state: restarted

vim top.yml

- hosts: web
  roles:
  - role: nfs-server

目录成型

[root@m01 role01]# tree -F
.
├── group_vars/
│   └── all/
│       └── main.yml
├── hosts
├── nfs-server/
│   ├── files/
│   ├── handlers/
│   │   └── main.yml
│   ├── tasks/
│   │   └── main.yml
│   └── templates/
│       └── exports.j2
└── top.yml

7 directories, 6 files