如何从Ansible获取纯字符串中的错误

时间:2018-10-25 13:22:09

标签: ansible

我正在以

的形式运行简单的剧本
---
- hosts: "{{ host }}"

  remote_user: "{{ ansible_user }}"



  tasks:
    # - name: Move Network for peer
    #   copy: 
    #     src: ./../network/
    #     dest: /home/{{ user }}/network/
    - name: Set JAVA_HOME
      blockinfile:
        path: /etc/environment
        backup: yes
        state: present
        block: |
          Match User ansible-agent
          PasswordAuthentication 4
      become: yes

因此,在使用comand运行此ansible时

ansible-playbook -i ./inventory_yaml/single_host_inventory.yaml ./playlist/mytest.yaml --extra-vars "{\"host\":\"192.168.0.39\"}"

我得到的错误结果为

PLAY [192.168.0.39] ************************************************************

TASK [Gathering Facts] *********************************************************
ok: [192.168.0.39]

TASK [Set JAVA_HOME] ***********************************************************
fatal: [192.168.0.39]: FAILED! => {"changed": false, "module_stderr": "Shared connection to 192.168.0.39 closed.\r\n", "module_stdout": "sudo: a password is required\r\n", "msg": "MODULE FAILURE", "rc": 1}
        to retry, use: --limit @/home/pankaj/go/src/ConfigTool/Go/playlist/mytest.retry

PLAY RECAP *********************************************************************
192.168.0.39               : ok=1    changed=0    unreachable=0  failed=1

所以现在我该如何获取消息“ sudo:需要密码”作为上述命令的输出。

谢谢。

1 个答案:

答案 0 :(得分:1)

不确定您想要什么,但是您可以设置ignore_errors,捕获结果并添加一个fail任务:

- name: Set JAVA_HOME
  blockinfile:
    path: /etc/environment
    backup: yes
    state: present
    block: |
      Match User ansible-agent
      PasswordAuthentication 4
  become: yes
  register: command_result
  ignore_errors: true

- name: fail if the previous command did not succeed
  fail:
    msg: "{{ command_result.module_stdout }}"
  when: command_result.failed == true

这是最好的清理方法。

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