ansible-playbook调试

1. ansible-playbook
  1）ansible-playbook的语法检测

1 [root@test-1 bin]# ansible-playbook --syntax-check nginx_tags.yaml 
2 
3 playbook: nginx_tags.yaml

2. ansible-debug打印实例
  1）案例

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

3. ansible-debug使用案例
  1） ansible-debug案例调试

 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