Implemented System Btrfs Auto Balancer Role

roles/system-btrfs-auto-balancer/README.md

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+# System Btrfs Auto Balancer Role 📦
+
+This Ansible role automates the management and balancing of Btrfs file systems. It ensures that the Btrfs file system is maintained efficiently without manual intervention.
+
+## Features ✨
+
+- **Automatic Cloning of Repository:** Fetches the latest `auto-btrfs-balancer` repository from GitHub.
+- **Systemd Service Configuration:** Creates and configures a Systemd service to automatically run the balancing script.
+- **Systemd Timer Integration:** Integrates a Systemd timer to run the balancing service at regular intervals.
+- **Error Notification:** Notifies via Systemd in case of errors during the balancing process.
+
+## Prerequisites 📋
+
+- **Ansible:** This role requires Ansible to run.
+- **Systemd:** Target systems must support Systemd.
+- **Git:** Git must be installed to clone the repository.
+
+
+## Author ✍️
+
+This role was created by [Kevin Veen-Birkenbach](https://www.veen.world).
+- **Email:** kevin@veen.world
+- **Website:** [veen.world](https://www.veen.world)
+
+## Contact ☎️
+
+For questions or support, you can reach Kevin Veen-Birkenbach via [email](mailto:kevin@veen.world).
+
+## Created with AI
+This README.md was created with the assistance of ChatGPT. You can view the conversation [here](https://chatgpt.com/share/dcec1b4a-c7a8-4cf8-a87a-987eb0500857).

roles/system-btrfs-auto-balancer/handlers/main.yml

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+- name: "reload system-btrfs-auto-balancer.cymais.service"
+  systemd:
+    name: system-btrfs-auto-balancer.cymais.service
+    daemon_reload: yes

roles/system-btrfs-auto-balancer/meta/main.yml

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+dependencies:
+  - git
+  - systemd-notifier

roles/system-btrfs-auto-balancer/tasks/main.yml

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+- name: pull auto-btrfs-balancer.git
+  git:
+    repo: "https://github.com/kevinveenbirkenbach/auto-btrfs-balancer.git"
+    dest: "{{system_btrfs_auto_balancer_folder}}"
+    update: yes
+  ignore_errors: true
+  when: run_once_system_btrfs_auto_balancer is not defined
+
+- name: configure system-btrfs-auto-balancer.cymais.service
+  template: 
+    src: system-btrfs-auto-balancer.service.j2
+    dest: /etc/systemd/system/system-btrfs-auto-balancer.cymais.service
+  notify: reload system-btrfs-auto-balancer.cymais.service
+  when: run_once_system_btrfs_auto_balancer is not defined
+
+- name: set service_name to the name of the current role
+  set_fact:
+    service_name: "{{ role_name }}"
+  when: run_once_system_btrfs_auto_balancer is not defined
+
+- name: "include role for systemd-timer for {{service_name}}"
+  include_role:
+    name: systemd-timer
+  vars:
+    on_calendar:  "{{on_calendar_btrfs_auto_balancer}}"
+  when: run_once_system_btrfs_auto_balancer is not defined
+
+- name: run the system_btrfs_auto_balancer tasks once
+  set_fact:
+    run_once_system_btrfs_auto_balancer: true
+  when: run_once_system_btrfs_auto_balancer is not defined

roles/system-btrfs-auto-balancer/templates/system-btrfs-auto-balancer.service.j2

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+[Unit]
+Description=auto balance btrfs
+OnFailure=systemd-notifier.cymais@%n.service
+
+[Service]
+Type=oneshot
+ExecStart=/bin/sh -c '/usr/bin/python {{system_btrfs_auto_balancer_folder}}main.py 90 10'

roles/system-btrfs-auto-balancer/vars/main.yml

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+system_btrfs_auto_balancer_folder: "{{path_administrator_scripts}}auto-btrfs-balancer/"