add Linuxfabrik repo

.ansible-lint

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

.gitlab-ci.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #
@@ -18,6 +18,7 @@ variables:
   ANSIBLE_INJECT_FACT_VARS: "0"
   ANSIBLE_NOCOWS: "1"
   ANSIBLE_REMOTE_TMP: "/tmp"
+  ANSIBLE_ROLES_PATH: "${CI_PROJECT_DIR}/..:~/.ansible/roles:/usr/share/ansible/roles:/etc/ansible/roles"
   ANSIBLE_SHELL_ALLOW_WORLD_READABLE_TEMP: "1"
   DEBIAN_FRONTEND: noninteractive
   DEFAULT_MANAGED_STR: "Ansible managed"
@@ -37,7 +38,7 @@ before_script:
 stages:
   - bookworm
 bookworm:
-  image: registry.git.coop/webarch/containers/images/bookworm:20241008
+  image: registry.git.coop/webarch/containers/images/bookworm:20250304
   stage: bookworm
   script:
     - pre-commit install

.pre-commit-config.yaml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #
@@ -11,7 +11,7 @@
 repos:
   # https://github.com/adrienverge/yamllint/tags
   - repo: https://github.com/adrienverge/yamllint.git
-    rev: v1.35.1
+    rev: v1.36.2
     hooks:
       - id: yamllint
         name: YAML Lint
@@ -25,7 +25,7 @@ repos:
           - templates
   # https://github.com/jackdewinter/pymarkdown/releases
   - repo: https://github.com/jackdewinter/pymarkdown.git
-    rev: v0.9.24
+    rev: v0.9.29
     hooks:
       - id: pymarkdown
         name: Markdown Lint
@@ -34,14 +34,14 @@ repos:
           - README.md
   # https://github.com/ansible/ansible-lint/releases
   - repo: https://github.com/ansible/ansible-lint.git
-    rev: v24.9.2
+    rev: v25.1.3
     hooks:
       - id: ansible-lint
         name: Ansible Lint
         language: python
         additional_dependencies:
           # https://github.com/kellyjonbrazil/jc/releases
-          - jc==1.25.3
+          - jc==1.25.4
           # https://github.com/jmespath/jmespath.py/tags
           - jmespath==1.0.1
 ...

.pymarkdown.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

.yamllint

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

defaults/main.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #
@@ -11,6 +11,10 @@
 icinga_hosts_dir: "/etc/icinga2/zones.d/{{ icinga_master_node }}"
 icinga_api_users_dir: /etc/icinga2/conf.d/api-users
 
+# Add The Linuxfabrik Monitoring Plugins Collection
+# https://github.com/Linuxfabrik/monitoring-plugins
+icinga_linuxfabrik: true
+
 # The local_tmp variable appears not to work
 # icinga_local_tmp: "{{ local_tmp }}"
 icinga_local_tmp: /tmp

meta/argument_specs.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #
@@ -94,6 +94,27 @@ argument_specs:
         type: list
         required: false
         description: A list of legacy files that should be absent.
+      icinga_linuxfabrik:
+        type: bool
+        required: true
+        description: Install The Linuxfabrik Monitoring Plugins Collection
+      icinga_linuxfabrik_gpg_url:
+        type: str
+        required: true
+        description: A internal URL for the Linuxfabrik GPG key.
+      icinga_linuxfabrik_gpg_checksum:
+        type: str
+        required: true
+        description: Internal Linuxfabrik GPG checksum.
+      icinga_linuxfabrik_gpg_checksum_raw:
+        type: str
+        required: true
+        description: Internal Linuxfabrik GPG checksum including sha256 prefix.
+      icinga_linuxfabrik_gpg_fingerprints:
+        type: list
+        elements: str
+        required: true
+        description: A internal list of the fingerprints of the Linuxfabrik GPG key.
       icinga_local_tmp:
         type: str
         required: true

meta/main.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

molecule/default/converge.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

molecule/default/molecule.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

molecule/default/requirements.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

molecule/default/verify.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

tasks/agent_check.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

tasks/agent_nodes_group.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

tasks/apt.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #
@@ -156,6 +156,12 @@
         group: root
       register: icinga_prefs
 
+    - name: Include apt config for the Linuxfabrik monitoring plugins collection
+      ansible.builtin.include_tasks: apt_linuxfabrik.yml
+      when:
+        - icinga_linuxfabrik is defined
+        - icinga_linuxfabrik | bool
+
     - name: Apt cache update  # noqa: no-handler
       ansible.builtin.apt:
         update_cache: true

tasks/cert_config.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

tasks/check.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

tasks/config.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

tasks/debug.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #

tasks/firewall.yml

-# Copyright 2020-2024 Chris Croome
+# Copyright 2020-2025 Chris Croome
 #
 # This file is part of the Webarchitects Icinga Ansible role.
 #