Use common namespace "wireguard" for role facts

tasks/main.yml

@@ -31,19 +31,19 @@
 - name: Register if config/private key already exists on target host
   stat:
     path: "{{ wireguard_remote_directory }}/{{ wireguard_interface }}.conf"
-  register: config_file_stat
+  register: wireguard__register_config_file
   tags:
     - wg-generate-keys
     - wg-config
 
 - name: Get wg subcommands
   command: "wg --help"
-  register: wg_subcommands
+  register: wireguard__register_subcommands
   changed_when: false
 
 - name: Check if wg syncconf subcommand is available
   set_fact:
-    wg_syncconf: "{{ 'syncconf:' in wg_subcommands.stdout }}"
+    wg_syncconf: "{{ 'syncconf:' in wireguard__register_subcommands.stdout }}"
 
 - name: Show syncconf subcommand status
   debug:
@@ -52,43 +52,43 @@
 - block:
   - name: Generate WireGuard private key
     command: "wg genkey"
-    register: wg_private_key_result
+    register: wireguard__register_private_key
     changed_when: false
     tags:
       - wg-generate-keys
 
   - name: Set private key fact
     set_fact:
-      private_key: "{{ wg_private_key_result.stdout }}"
+      wireguard__fact_private_key: "{{ wireguard__register_private_key.stdout }}"
     tags:
       - wg-generate-keys
-  when: not config_file_stat.stat.exists
+  when: not wireguard__register_config_file.stat.exists
 
 - block:
   - name: Read WireGuard config file
     slurp:
       src: "{{ wireguard_remote_directory }}/{{ wireguard_interface }}.conf"
-    register: wg_config
+    register: wireguard__register_config
     tags:
       - wg-config
 
   - name: Set private key fact
     set_fact:
-      private_key: "{{ wg_config['content'] | b64decode | regex_findall('PrivateKey = (.*)') | first }}"
+      wireguard__fact_private_key: "{{ wireguard__register_config['content'] | b64decode | regex_findall('PrivateKey = (.*)') | first }}"
     tags:
       - wg-config
-  when: config_file_stat.stat.exists
+  when: wireguard__register_config_file.stat.exists
 
 - name: Derive WireGuard public key
-  shell: "echo '{{ private_key }}' | wg pubkey" # noqa 306
-  register: wg_public_key_result
+  shell: "echo '{{ wireguard__fact_private_key }}' | wg pubkey" # noqa 306
+  register: wireguard__register_public_key
   changed_when: false
   tags:
     - wg-config
 
 - name: Set public key fact
   set_fact:
-    public_key: "{{ wg_public_key_result.stdout }}"
+    wireguard__fact_public_key: "{{ wireguard__register_public_key.stdout }}"
   tags:
     - wg-config
 

tasks/setup-debian-raspbian.yml

@@ -27,7 +27,7 @@
     name:
     - "raspberrypi-kernel"
     state: latest
-  register: kernel_update
+  register: wireguard__register_kernel_update
   tags:
     - wg-install
 
@@ -36,21 +36,21 @@
     search_paths: ['/lib/molly-guard', '/usr/sbin']
   when:
     - ansible_version.full is version('2.8.0', '>=')
-    - kernel_update is changed
+    - wireguard__register_kernel_update is changed
   tags:
     - wg-install
 
 - name: (Raspbian) Check if molly-guard is installed (Ansible < 2.8)
   stat:
     path: /lib/molly-guard/
-  register: molly_guard
+  register: wireguard__register_molly_guard
 
 - name: (Raspbian) Reboot after kernel update (Ansible < 2.8, no molly-guard)
   reboot:
   when:
     - ansible_version.full is version('2.8.0', '<')
-    - kernel_update is changed
-    - not molly_guard.stat.exists
+    - wireguard__register_kernel_update is changed
+    - not wireguard__register_molly_guard.stat.exists
   tags:
     - wg-install
 
@@ -61,8 +61,8 @@
   ignore_unreachable: yes
   when:
     - ansible_version.full is version('2.8.0', '<')
-    - kernel_update is changed
-    - molly_guard.stat.exists
+    - wireguard__register_kernel_update is changed
+    - wireguard__register_molly_guard.stat.exists
   tags:
     - wg-install
 
@@ -70,8 +70,8 @@
   wait_for_connection:
   when:
     - ansible_version.full is version('2.8.0', '<')
-    - kernel_update is changed
-    - molly_guard.stat.exists
+    - wireguard__register_kernel_update is changed
+    - wireguard__register_molly_guard.stat.exists
   tags:
     - wg-install
 

tasks/setup-debian.yml

@@ -2,7 +2,7 @@
 
 - include_tasks: "setup-debian-raspbian.yml"
   when: ansible_lsb.id == "Raspbian"
-  register: raspbian_setup
+  register: wireguard__register_raspbian_setup
 
 - include_tasks: "setup-debian-vanilla.yml"
-  when: raspbian_setup is skipped
+  when: wireguard__register_raspbian_setup is skipped

templates/wg.conf.j2

@@ -2,7 +2,7 @@
 [Interface]
 # {{ inventory_hostname }}
 Address = {{hostvars[inventory_hostname].wireguard_address}}
-PrivateKey = {{private_key}}
+PrivateKey = {{ wireguard__fact_private_key }}
 ListenPort = {{ wireguard_port }}
 {% if hostvars[inventory_hostname].wireguard_dns is defined %}
 DNS = {{hostvars[inventory_hostname].wireguard_dns}}
@@ -44,7 +44,7 @@ SaveConfig = true
   
 [Peer]
 # {{ host }}
-PublicKey = {{hostvars[host].public_key}}
+PublicKey = {{hostvars[host].wireguard__fact_public_key}}
 {%     if hostvars[host].wireguard_allowed_ips is defined %}
 AllowedIPs = {{hostvars[host].wireguard_allowed_ips}}
 {%     else %}