1 [root@test-1 bin]# ansible-playbook --syntax-check nginx_tags.yaml

2

3 playbook: nginx_tags.yaml

1 ---

2 - hosts：webservers

3   tasks：

4     - debug：

5       msg: {{group_names}}                     #打印ansible的host组

6     - debug：

7       msg: {{inventory_hostname}}              #打印详细的host主机

8     - debug:

9   msg: {{ansible_hostname}}                        #配合gather_facts: yes     开启收集系统信息

 1 [root@test-1 bin]# vim nginx_debug.yaml

 2 [root@test-1 bin]# cat nginx_debug.yaml

 3 - hosts: web1

 4   remote_user: root

 5   gather_facts: no        #禁止收集系统信息

 6   vars:

 7     hello: Ansible

 8

 9   tasks:

10   - name: Add repo

11     yum_repository:

12       name: nginx

13       description: nginx repo

14       baseurl: http://nginx.org/packages/centos/7/$basearch/

15       gpgcheck: no

16       enabled: 1

17   - name: Install nginx

18     yum:

19       name: nginx

20       state: latest

21   - name: Copy nginx configuration file

22     copy:

23       src: /ansible/nginx/conf/site.conf

24       dest: /etc/nginx/conf.d/site.conf

25   - name: Start nginx

26     service:

27       name: nginx

28       state: started

29   - name: Create wwwroot directory

30     file:

31       dest: /var/www/html

32       state: directory

33   - name: Create test page index.html

34     debug:                                                                                      #开启debug模式

35       msg: "123 {{ inventory_hostname }}"

36     tags:

37     - debug

38

39 执行

40 [root@test-1 bin]# ansible-playbook nginx_debug.yaml --tags debug

41

42 PLAY [web1] ************************************************************************************************************************************

43

44 TASK [Create test page index.html] *************************************************************************************************************

45 ok: [192.168.200.132] => {

46     "msg": "123 192.168.200.132"

47 }

48 ok: [192.168.200.133] => {

49     "msg": "123 192.168.200.133"

50 }

51

52 PLAY RECAP *************************************************************************************************************************************

53 192.168.200.132            : ok=1    changed=0    unreachable=0    failed=0    skipped=0    rescued=0    ignored=0

54 192.168.200.133            : ok=1    changed=0    unreachable=0    failed=0    skipped=0    rescued=0    ignored=0