ansible:ansible_tips
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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ansible:ansible_tips [2025/02/25 09:14] manu [Copy / backup file] |
ansible:ansible_tips [2025/02/25 20:18] (current) manu |
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| ====== Ansible tips and tricks ====== | ====== Ansible tips and tricks ====== | ||
| - | ===== Replace inplace ===== | + | ===== Replacement in a file ===== |
| + | |||
| + | ==== Replace inplace ==== | ||
| Replace inplace sshd_config param (at same position) | Replace inplace sshd_config param (at same position) | ||
| Line 29: | Line 31: | ||
| - regexp: '^(.*)Port (.*)$' | - regexp: '^(.*)Port (.*)$' | ||
| line: "Port 2849" | line: "Port 2849" | ||
| + | </code> | ||
| + | |||
| + | ==== Insert after / before ==== | ||
| + | |||
| + | Use **insertafter** or **insertbefore** | ||
| + | <code> | ||
| + | tasks: | ||
| + | - name: add to ansible hosts file | ||
| + | lineinfile: | ||
| + | dest: /ansible/sshd_config | ||
| + | insertafter: '^\[ansible_ssh_host\]' | ||
| + | line: " test ansible_ssh_host=172.0.0.3" | ||
| + | </code> | ||
| + | |||
| + | ==== Comment the all lines of a file ==== | ||
| + | |||
| + | <code> | ||
| + | tasks: | ||
| + | - replace: | ||
| + | path: /ansible/sshd_config | ||
| + | regexp: '^(?!#)' | ||
| + | replace: '#' | ||
| </code> | </code> | ||
| Line 46: | Line 70: | ||
| </code> | </code> | ||
| - | <code> | ||
| - | - name: Backup file if it exists | ||
| - | hosts: localhost | ||
| - | tasks: | ||
| - | - name: Check if the file exists | ||
| - | stat: | ||
| - | path: /path/to/your/file | ||
| - | register: file_stat | ||
| - | |||
| - | - name: Create a backup if the file exists | ||
| - | copy: | ||
| - | src: /path/to/your/file | ||
| - | dest: "/path/to/backup/file_{{ ansible_date_time.iso8601 }}.bak" | ||
| - | remote_src: yes | ||
| - | when: file_stat.stat.exists | ||
| - | </code> | ||
ansible/ansible_tips.1740471278.txt.gz · Last modified: 2025/02/25 09:14 by manu
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