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| --- | |
| - name: Test regex | |
| hosts: localhost | |
| connection: local | |
| become: true | |
| vars: | |
| default_grub_line: balancing=disable | |
| tasks: | |
| - name: Disable balancing | |
| ansible.builtin.lineinfile: | |
| path: /etc/default/grub | |
| backrefs: true | |
| regexp: '^(GRUB_DEFAULT=)"(?!.*\b{{ default_grub_line }}\b)(root=/dev/sda)"$' | |
| line: '\1"{{ default_grub_line }} \2"' |
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BEFORE:
GRUB_DEFAULT="root=/dev/sda"AFTER:
GRUB_DEFAULT="balancing=disable root=/dev/sda"