ansible crontab task management - the road to dream building

Add a scheduled task

# ansible-playbook.yml
---
- name: Manage crontab
  hosts: your_target_hosts
  tasks:
    - name: Add crontab entry
      cron:
        name: "rsync backup"
        minute: "0"
        hour: "2"
        job: "/path/to/your/backup_script.sh"

your_target_hosts is the list of target hosts you want to manage crontab on. The name field is the name of the crontab entry, the minute and hour fields are the execution time of the scheduled task, job The field is the script or command to be executed. 

# 使用示例

ansible-playbook crontab.yml

 Modify and delete crontab entries

# ansible-playbook.yml 

---
- name: Manage crontab
  hosts: your_target_hosts
  tasks:
    - name: Modify crontab entry
      cron:
        name: "My cron job"
        minute: "30"
        hour: "3"
        job: "/path/to/your/updated_script.sh"
        state: present

    - name: Remove crontab entry
      cron:
        name: "My cron job"
        state: absent

state: present means modifying the crontab entry, state: absent means deleting the crontab entry. Save the above content to a YAML file, then run the ansible-playbook command to execute the playbook