make sprachenatelier working..

roles/network_interfaces/tasks/interfaces.yml

@@ -0,0 +1,59 @@
+---
+
+- name: (interfaces.yml) Check if file /etc/network/interfaces.ORIG exists
+  stat:
+    path: /etc/network/interfaces.ORIG
+  register: stat_result
+  tags:
+    - network-interfaces
+
+- name: (interfaces.yml) Backup existing file '/etc/network/interfaces'
+  command: cp -a /etc/network/interfaces /etc/network/interfaces.ORIG
+  when: stat_result.stat.exists == False
+  tags:
+    - network-interfaces
+
+- name: (interfaces.yml) Ensure interfaces file is latest
+  template:
+    src: "etc/network/interfaces.j2"
+    dest: /etc/network/interfaces
+  with_items: network_interfaces
+  tags:
+    - network-interfaces
+
+- name: (interfaces.yml) Ensure imported device files at interfaces.d are latest
+  template:
+    src: "etc/network/interfaces.d/device.j2"
+    dest: "{{ network_interface_path }}/device-{{ item.0 }}"
+  with_items: 
+    - "{{network_interfaces | default([]) | groupby('device') }}"
+  register: network_configuration_result
+  tags:
+    - network-interfaces
+
+# ---
+# Remove device files not configured here
+# ---
+
+- name: (interfaces.yml) list existing files
+  find:
+    path: "{{ network_interface_path }}"
+    file_type: file
+  register: files_matched
+  tags:
+    - network-interfaces
+
+- name: (interfaces.yml) configured files
+  set_fact:
+    network_configured_files: >
+      [{% for item in network_configuration_result.results | default([]) -%}
+        u"{{ item.dest | default(item.path) }}"
+        {{ '' if loop.last else ',' }}
+      {%- endfor %}]
+
+- name: (interfaces.yml) remove configurations
+  file:
+    dest: "{{ item.path }}"
+    state: absent
+  when: item.path not in network_configured_files
+  with_items: "{{ files_matched.files | default([]) }}"

roles/network_interfaces/tasks/main.yml

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+---
+
+- import_tasks: packages.yml
+  when: network_interfaces is defined and network_manage_devices|bool
+  tags:
+     - networking
+     - network_interfaces
+
+- import_tasks: interfaces.yml
+  when: network_interfaces is defined and network_manage_devices|bool
+  tags:
+    - networking
+    - network_interfaces
+

roles/network_interfaces/tasks/packages.yml

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+---
+
+- name: (packages.yml) Ensure basic networking tools are installed
+  apt:
+    pkg: "{{ network_interface_required_packages }}"
+    state: present
+    update_cache: yes
+    cache_valid_time: 86400
+
+
+- name: Enable service systemd-resolved
+  ansible.builtin.systemd:
+    name: systemd-resolved
+    enabled: yes
+    masked: no