Separate enable and re-/start service for fine-control

wireguard-ipv6-converter/defaults/wireguard-ipv6-converter.yml

@@ -3,10 +3,10 @@ wireguard_ipv6_converter:
 
   # see https://github.com/Ruakij/wg-ipv6-converter#31-environment
   setup:
-    interface: wt0
-    ipv6_format: ""
-    filter_prefix: 100.100
-    recheck_interval: 60s
+    interface: wg0
+    #ipv6_format: fc12::%02x%02x:%02x%02x/%d
+    #filter_prefix: 100.100
+    #recheck_interval: 60s
 
   service:
-    bindTo: netbird.service
+    #bindTo: netbird.service

wireguard-ipv6-converter/tasks/deploy.yml

@@ -1,9 +1,11 @@
 - name: Get architecture
   set_fact:
-    arch: {{ 'amd64' if ansible_architecture == 'x86_64' elif 'amd64' if ansible_architecture == 'aarch64' }}
+    arch: "{{ 'amd64' if ansible_architecture == 'x86_64' else 'arm64' }}"
+    versionUri: "{% if wireguard_ipv6_converter.version == 'latest' %}latest/download{% else %}download/{{ wireguard_ipv6_converter.version }}{% endif %}"
 
 - name: Download binary
   get_url:
-    url: https://github.com/Ruakij/wg-ipv6-converter/releases/download/{{ wireguard_ipv6_converter.version }}/wg-ipv6-converter_{{ arch }}
-    dest: /usr/bin/local/wg-ipv6-converter
+    url: https://github.com/Ruakij/wg-ipv6-converter/releases/{{ versionUri }}/wg-ipv6-converter_{{ arch }}
+    dest: /usr/local/bin/wg-ipv6-converter
     mode: "744"
+  register: deployDownload

wireguard-ipv6-converter/tasks/setup-service.yml

@@ -2,11 +2,16 @@
   ansible.builtin.template:
     src: wg-ipv6-conv.service.jinja2
     dest: /etc/systemd/system/wg-ipv6-converter_{{ wireguard_ipv6_converter.setup.interface }}.service
-  register: service-file
+  register: serviceFile
 
 - name: Enable service
   ansible.builtin.service:
     name: wg-ipv6-converter_{{ wireguard_ipv6_converter.setup.interface }}
-    state: '{{ 'restarted' if service-file.changed else 'started' }}'
+    daemon-reload: true
     enabled: true
 
+- name: Start service if interface exists already
+  ansible.builtin.service:
+    name: wg-ipv6-converter_{{ wireguard_ipv6_converter.setup.interface }}
+    state: "{{ 'restarted' if deployDownload.changed or serviceFile.changed else 'started' }}"
+  when: "wireguard_ipv6_converter.setup.interface in ansible_interfaces"

wireguard-ipv6-converter/templates/wg-ipv6-conv.service.jinja2

@@ -15,9 +15,15 @@ Restart=always
 RestartSec=30
 
 Environment="INTERFACE={{ wireguard_ipv6_converter.setup.interface }}"
+{% if wireguard_ipv6_converter.setup.ipv6_format is defined %}
 Environment="IPV6_FORMAT={{ wireguard_ipv6_converter.setup.ipv6_format }}"
+{% endif %}
+{% if wireguard_ipv6_converter.setup.filter_prefix is defined %}
 Environment="FILTER_PREFIX={{ wireguard_ipv6_converter.setup.filter_prefix }}"
+{% endif %}
+{% if wireguard_ipv6_converter.setup.recheck_interval is defined %}
 Environment="RECHECK_INTERVAL={{ wireguard_ipv6_converter.setup.recheck_interval }}"
+{% endif %}
 
 [Install]
 WantedBy=multi-user.target