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Kevin Veen-Birkenbach 3a839cfe37 Refactor systemctl services and categories due to alarm bugs 
This commit restructures systemctl service definitions and category mappings.

Motivation: Alarm-related bugs revealed inconsistencies in service and role handling.

Preparation step: lays the groundwork for fixing the alarm issues by aligning categories, roles, and service templates.
2025-08-18 13:35:43 +02:00

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Journalctl

This Ansible role manages the configuration of systemd-journald on target hosts.

Description

  • Copies a customized journald.conf to /etc/systemd/journald.conf
  • Ensures log retention for one week
  • Restarts the systemd-journald service when configuration changes
  • Supports live log streaming via journalctl -f

Overview

  1. Template deployment
    The role places your journald.conf.j2 template into /etc/systemd/journald.conf.
  2. Service handler
    On change, it notifies a handler to restart systemd-journald.
  3. Monitoring
    You can follow logs in real time with journalctl -f.

Features

  • Customizable retention and runtime limits
  • Seamless restarts on config update
  • Integration with sys-ctl-hlth-journalctl for downstream monitoring

Usage

- hosts: all
  roles:
    - role: sys-svc-journalctl