feat: simple copy from mhutter role

defaults/main.yml

@@ -1,2 +1,33 @@
 ---
 # defaults file for docker_systemd_service
+container_name: "{{ name }}"
+container_docker_pull: true
+container_docker_pull_force_source: true
+container_labels: []
+container_cmd: []
+container_host_network: false
+container_network: ""
+container_user: ""
+container_hostname: ""
+container_links: []
+container_ports: []
+container_hosts: []
+container_volumes: []
+container_cap_add: []
+container_cap_drop: []
+container_devices: []
+container_privileged: false
+container_args: ""
+docker_path: "/usr/bin/docker"
+service_name: "{{ container_name }}_container"
+service_systemd_options: []
+service_systemd_unit_options:
+  After: docker.service
+  PartOf: docker.service
+  Requires: docker.service
+service_enabled: true
+service_masked: false
+service_state: started
+service_restart: true
+template_env_path: "env.j2"
+template_unit_path: "unit.j2"

handlers/main.yml

@@ -1,2 +1,7 @@
 ---
 # handlers file for docker_systemd_service
+- name: "restart container {{ container_name }}"
+  service:
+    name: '{{ service_name }}.service'
+    state: restarted
+  when: service_restart and service_state != "stopped" and not enable_and_start.changed

meta/main.yml

@@ -1,10 +1,10 @@
 ---
-# meta file for deploy_adguard
+# meta file for docker_systemd_service
 galaxy_info:
   namespace: 'ednxzu'
   role_name: 'docker_systemd_service'
   author: 'Bertrand Lanson'
-  description: ''
+  description: 'Create Systemd services for docker containers.'
   license: 'license (BSD, MIT)'
   min_ansible_version: '2.10'
   platforms:
@@ -15,11 +15,11 @@ galaxy_info:
     - name: Debian
       versions:
         - bullseye
+        - bookworm
   galaxy_tags:
     - 'ubuntu'
     - 'debian'
-    - 'adguard'
-    - 'adblock'
     - 'docker'
+    - 'systemd'
 
 dependencies: []

tasks/install.yml

@@ -0,0 +1,37 @@
+---
+# task/install file for docker_systemd_service
+- name: Create ENV file for {{ service_name }}.service
+  template:
+    src: "{{ template_env_path }}"
+    dest: "{{ sysconf_dir }}/{{ container_name }}"
+    owner: root
+    group: root
+    mode: '0600'
+  when: container_env is defined
+  notify: restart container {{ container_name }}
+
+- name: Pull image {{ container_image }}
+  docker_image:
+    name: '{{ container_image }}'
+    force_source: '{{ container_docker_pull_force_source | bool }}'
+    source: pull
+  when: container_docker_pull
+  notify: restart container {{ container_name }}
+
+- name: Create unit {{ service_name }}.service
+  template:
+    src: "{{ template_unit_path }}"
+    dest: /etc/systemd/system/{{ service_name }}.service
+    owner: root
+    group: root
+    mode: '0644'
+  notify: restart container {{ container_name }}
+
+- name: Enable and start {{ container_name }}
+  systemd:
+    name: '{{ service_name }}.service'
+    daemon_reload: true
+    enabled: "{{ service_enabled }}"
+    masked: "{{ service_masked }}"
+    state: "{{ service_state }}"
+  register: enable_and_start

tasks/main.yml

@@ -1,2 +1,10 @@
 ---
 # task/main file for docker_systemd_service
+- name: Load distro-specific vars
+  include_vars: "{{ ansible_os_family }}.yml"
+  tags: always
+
+- include_tasks: install.yml
+  when: service_state != "absent"
+- include_tasks: uninstall.yml
+  when: service_state == "absent"

tasks/uninstall.yml

@@ -0,0 +1,22 @@
+---
+# task/uninstall file for docker_systemd_service
+- name: Remove ENV file for {{ service_name }}.service
+  file:
+    path: "{{ sysconf_dir }}/{{ container_name }}"
+    state: absent
+
+- name: Disable and stop {{ container_name }}
+  systemd:
+    name: '{{ service_name }}.service'
+    enabled: false
+    state: stopped
+
+- name: Remove unit {{ service_name }}.service
+  file:
+    path: /etc/systemd/system/{{ service_name }}.service
+    state: absent
+
+- name: Reload systemd units
+  systemd:
+    daemon_reload: true
+  changed_when: false

templates/env.j2

@@ -0,0 +1,3 @@
+{% for k,v in container_env|dictsort %}
+{{ k }}={{ v }}
+{% endfor %}

templates/unit.j2

@@ -0,0 +1,62 @@
+# {{ ansible_managed }}
+{% macro params(name, vals) %}
+{% for v in vals %}{{ name }} {{ v }} {% endfor %}
+{% endmacro %}
+{% set service_systemd_options_keys = service_systemd_options | selectattr("key") | map(attribute="key") | list %}
+[Unit]
+{% for key, value in service_systemd_unit_options | dictsort %}
+{{ key }}={{ value }}
+{% endfor %}
+
+[Service]
+{% for item in service_systemd_options %}
+{{ item['key'] }}={{ item['value'] }}
+{% endfor %}
+{% if container_env is defined %}
+{% if not 'EnvironmentFile' in service_systemd_options_keys %}
+EnvironmentFile={{ sysconf_dir }}/{{ container_name }}
+{% endif %}
+{% endif %}
+{% if not 'ExecStartPre' in service_systemd_options_keys %}
+ExecStartPre=-{{ docker_path }} rm -f {{ container_name }}
+{% endif %}
+{% if not 'ExecStart' in service_systemd_options_keys %}
+ExecStart={{ docker_path }} run \
+  --name {{ container_name }} \
+  --rm \
+  {% if container_env is defined %}--env-file {{ sysconf_dir }}/{{ container_name }} {% endif %}\
+  {{ params('--volume', container_volumes) }}\
+  {% if container_host_network == true %}--network host {% else %}{{ params('--publish', container_ports) }}{% endif %}\
+  {% if container_network %}--network {{ container_network }}{% endif %} \
+  {% if container_user %}--user {{ container_user }}{% endif %} \
+  {% if container_hostname %}--hostname {{ container_hostname }}{% endif %} \
+  {{ params('--link', container_links) }}\
+  {{ params('--add-host', container_hosts) }}\
+  {{ params('--label', container_labels) }}\
+  {{ params('--cap-add', container_cap_add) }}\
+  {{ params('--cap-drop', container_cap_drop) }}\
+  {{ params('--device', container_devices) }}\
+  {% if container_privileged == true %}--privileged{% endif %}\
+  {{ container_args | trim }} \
+  {{ container_image }} {% if container_cmd is string %}{{ container_cmd | trim }}{% else %}{{ container_cmd | join(' ') | trim }}{% endif %}
+{% endif %}
+
+{% if not 'ExecStop' in service_systemd_options_keys %}
+ExecStop={{ docker_path }} stop {{ container_name }}
+{% endif %}
+{% if container_start_post is defined %}
+ExecStartPost=-{{ container_start_post }}
+{% endif %}
+
+{% if not 'SyslogIdentifier' in service_systemd_options_keys %}
+SyslogIdentifier={{ container_name }}
+{% endif %}
+{% if not 'Restart' in service_systemd_options_keys %}
+Restart=always
+{% endif %}
+{% if not 'RestartSec' in service_systemd_options_keys %}
+RestartSec=10s
+{% endif %}
+
+[Install]
+WantedBy=docker.service

vars/main.yml

@@ -1,2 +1,3 @@
 ---
 # vars file for docker_systemd_service
+sysconf_dir: /etc/default