Software >> Automation >> Ansible >> Modules >> debug >> Examples

debug


online help: https://docs.ansible.com/ansible/latest/collections/ansible/builtin/debug_module.html
offline help: ansible-doc debug   (run this command on the ansible control node)

## PLAYBOOK

---
- name: ansible debug module - example 1
  hosts: all
  become: True
  tasks:

  - name: debug by printing messages or variables
    shell: uptime
    register: results
  - name: Debug by printing messages
    debug: msg="{{ results.stdout_lines }}"
  - name: Debug by printing variables
    debug: var=results.stdout_lines
  - name: get file stat to display info on multiple lines
    stat:
      path: /home/ansible/hello.txt
    register: fileinfo
  - debug:
      msg:
        - "line1: path={{fileinfo.stat.path}}"
        - "line2: mtime={{fileinfo.stat.mtime}}"
        - "line3: atime={{fileinfo.stat.atime}}"

## OUTPUT

PLAY [ansible debug module - example 1] PLAY [ansible debug module - example 1] ************************************************************

TASK [Gathering Facts] *****************************************************************************
ok: [ubuntu20_int]
ok: [debian11_int]

TASK [debug by printing messages or variables] *****************************************************
changed: [ubuntu20_int]
changed: [debian11_int]

TASK [Debug by printing messages] ******************************************************************
ok: [debian11_int] => {
    "msg": [
        " 12:12:53 up  3:04,  3 users,  load average: 0.21, 0.10, 0.03"
    ]
}
ok: [ubuntu20_int] => {
    "msg": [
        " 12:12:53 up  3:02,  3 users,  load average: 0.05, 0.03, 0.00"
    ]
}

TASK [Debug by printing variables] *****************************************************************
ok: [debian11_int] => {
    "results.stdout_lines": [
        " 12:12:53 up  3:04,  3 users,  load average: 0.21, 0.10, 0.03"
    ]
}
ok: [ubuntu20_int] => {
    "results.stdout_lines": [
        " 12:12:53 up  3:02,  3 users,  load average: 0.05, 0.03, 0.00"
    ]
}

TASK [get file stat to display info on multiple lines] *********************************************
ok: [ubuntu20_int]
ok: [debian11_int]

TASK [debug] ***************************************************************************************
ok: [debian11_int] => {
    "msg": [
        "line1: path=/home/ansible/hello.txt",
        "line2: mtime=1635299447.3124452",
        "line3: atime=1635299490.8528533"
    ]
}
ok: [ubuntu20_int] => {
    "msg": [
        "line1: path=/home/ansible/hello.txt",
        "line2: mtime=1635299449.8489878",
        "line3: atime=1635299492.513668"
    ]
}

PLAY RECAP *****************************************************************************************
debian11_int               : ok=6    changed=1    unreachable=0    failed=0    skipped=0    rescued=0    ignored=0
ubuntu20_int               : ok=6    changed=1    unreachable=0    failed=0    skipped=0    rescued=0    ignored=0