ANSIBLE ROLE(再次利用系统自带的role, 不同的机器不同的role变量value)

botang

1. [student@classroom roles]$ ansible-galaxy  init myrole4
   
2. - Role myrole4 was created successfully
   
3. [student@classroom roles]$ ls
   
4. bertvv.httpd  downloads  myrole1  myrole2  myrole3  myrole4  student.bash_profile  student.wordpress
   
5. [student@classroom roles]$ cd myrole4
   
6. [student@classroom myrole4]$ ls
   
7. defaults  files  handlers  meta  README.md  tasks  templates  tests  vars
   

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1. [student@classroom v10-3_all]$ tree
   
2. .
   
3. ├── ansible.cfg
   
4. ├── group_vars
   
5. │   ├── all
   
6. │   │   └── timesync.yml
   
7. │   ├── america_datacenter
   
8. │   │   └── timezone.yml
   
9. │   └── asia_datacenter
   
10. │       └── timezone.yml
    
11. ├── inventory
    
12. └── v10-3.yml
    

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1. [america_datacenter]
   
2. server1.example.com
   
3. 
   
4. [asia_datacenter]
   
5. server2.example.com
   
6. server3.example.com
   
7. classroom.example.com
   

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1. ---
   
2. - name: Time Synchronization
   
3.   hosts: all
   
4.   roles:
   
5.     - rhel-system-roles.timesync
   
6. 
   
7.   post_tasks:  # After group_vars
   
8.     - name: Set Timezone
   
9.       timezone:
   
10.         name: "{{ v_timezone }}"
    
11.       notify: v_restart
    
12. 
    
13.   handlers:
    
14.     - name: v_restart
    
15.       service:
    
16.         name: chronyd
    
17.         state: restarted
    

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