Refactor wireguard role with new host declaration.

6 files changed, 29 insertions, 78 deletions

diff --git a/roles/wireguard/tasks/generate.yml b/roles/wireguard/tasks/generate.yml
deleted file mode 100644
index 6e60a92..0000000
--- a/roles/wireguard/tasks/generate.yml
+++ /dev/null
@@ -1,54 +0,0 @@
-
-# wireguard ~~ tasks/generate.yml
-
-- stat:
-    path: "{{ wg_host_keys }}"
-  register: stat_host_keys
-  delegate_to: localhost
-
-- name: Generate domain keys
-  shell: |
-    umask 077
-    wg genkey | tee "{{ wg_host_keys }}" | wg pubkey >> "{{ wg_host_keys }}"
-  args:
-    chdir: "{{ wg_dir }}"
-  when: not stat_host_keys.stat.exists or force is defined and force
-  delegate_to: localhost
-
-- name: Create wireguard dir on remote host
-  file:
-    path: /etc/wireguard
-    owner: root
-    state: directory
-    mode: "0700"
-  ignore_unreachable: true
-
-- name: Generate client configuration
-  template:
-    src: templates/host.conf.j2
-    dest: "{{ item.path }}"
-    mode: "0600"
-  when: ansible_host != _i.dcontroller
-  delegate_to: "{{ item.name }}"
-  loop:
-    - { name: "{{ ansible_host }}", path: /etc/wireguard/dcontroller.conf }
-    - { name: localhost, path: "{{ wg_dir }}/{{ ansible_host}}.conf" }
-  ignore_unreachable: true
-
-- name: Generate server configuration
-  template:
-    src: templates/dcontroller.conf.j2
-    dest: "{{ item.path }}"
-    mode: "0600"
-  when: ansible_host == _i.dcontroller
-  delegate_to: "{{ item.name }}"
-  loop:
-    - { name: "{{ ansible_host }}", path: /etc/wireguard/dcontroller.conf }
-    - { name: localhost, path: "{{ wg_dir }}/{{ ansible_host}}.conf" }
-
-- name: Generate server interface
-  template:
-    src: templates/hostname.j2
-    dest: /etc/hostname.tun0
-  when: ansible_host == _i.dcontroller
-
diff --git a/roles/wireguard/tasks/main.yml b/roles/wireguard/tasks/main.yml
index 9e23fa7..51b97c0 100644
--- a/roles/wireguard/tasks/main.yml
+++ b/roles/wireguard/tasks/main.yml
@@ -1,15 +1,19 @@
-# wireguard ~~ tasks/main.yml
+
+# wireguard ~~ roles/wireguard/tasks/main.yml
+# create keys and configuration for wireguard hosts
 
 ---
 
-- include: set_facts.yml
+- name: generate dynamic facts
+  include: set_facts.yml
 
-- stat:
+- name: check keys on local disk
+  stat:
     path: "{{ wg_host_keys }}"
   register: stat_host_keys
   delegate_to: localhost
 
-- name: Generate domain keys
+- name: generate host keys
   shell: |
     umask 077
     wg genkey | tee "{{ wg_host_keys }}" | wg pubkey >> "{{ wg_host_keys }}"
@@ -18,40 +22,41 @@
   when: not stat_host_keys.stat.exists or force is defined and force
   delegate_to: localhost
 
-- name: Create wireguard dir on remote host
+- name: create wireguard dir on remote host
   file:
     path: /etc/wireguard
-    owner: root
+    owner: "{{ user_root }}"
+    group: "{{ group_root }}"
+    mode: 0700
     state: directory
-    mode: "0700"
   ignore_unreachable: true
 
-- name: Generate client configuration
+- name: generate client configuration
   template:
-    src: templates/host.conf.j2
+    src: host.conf.j2
     dest: "{{ item.path }}"
-    mode: "0600"
-  when: ansible_host != _i.dcontroller
+    mode: 0600
+  when: ansible_host != global.dcontroller
   delegate_to: "{{ item.name }}"
   loop:
     - { name: "{{ ansible_host }}", path: /etc/wireguard/dcontroller.conf }
-    - { name: localhost, path: "{{ wg_dir }}/{{ ansible_host}}.conf" }
+    - { name: localhost, path: "{{ wg_dir }}/{{ ansible_host }}.conf" }
   ignore_unreachable: true
 
-- name: Generate server configuration
+- name: generate server configuration
   template:
-    src: templates/dcontroller.conf.j2
+    src: dcontroller.conf.j2
     dest: "{{ item.path }}"
     mode: "0600"
-  when: ansible_host == _i.dcontroller
+  when: ansible_host == global.dcontroller
   delegate_to: "{{ item.name }}"
   loop:
     - { name: "{{ ansible_host }}", path: /etc/wireguard/dcontroller.conf }
-    - { name: localhost, path: "{{ wg_dir }}/{{ ansible_host}}.conf" }
+    - { name: localhost, path: "{{ wg_dir }}/{{ ansible_host }}.conf" }
 
-- name: Generate server interface
+- name: generate server interface
   template:
     src: templates/hostname.j2
     dest: /etc/hostname.tun0
-  when: ansible_host == _i.dcontroller
+  when: ansible_host == global.dcontroller
 
diff --git a/roles/wireguard/tasks/set_facts.yml b/roles/wireguard/tasks/set_facts.yml
index 933ca9d..7e042ea 100644
--- a/roles/wireguard/tasks/set_facts.yml
+++ b/roles/wireguard/tasks/set_facts.yml
@@ -4,10 +4,10 @@
 ---
 
 - set_fact:
-    wg_dir: "{{ inventory_dir}}/files/wireguard"
+    wg_dir: "{{ inventory_dir }}/files/wireguard"
 
 - set_fact:
-    wg_dcontroller_conf: "{{ wg_dir }}/{{ _i.dcontroller }}.conf"
-    wg_dcontroller_keys: "{{ wg_dir }}/{{ _i.dcontroller }}.keys"
+    wg_dcontroller_conf: "{{ wg_dir }}/{{ global.dcontroller }}.conf"
+    wg_dcontroller_keys: "{{ wg_dir }}/{{ global.dcontroller }}.keys"
     wg_host_conf: "{{ wg_dir }}/{{ ansible_host }}.conf"
     wg_host_keys: "{{ wg_dir }}/{{ ansible_host }}.keys"
diff --git a/roles/wireguard/templates/dcontroller.conf.j2 b/roles/wireguard/templates/dcontroller.conf.j2
index 5771ef6..7213925 100644
--- a/roles/wireguard/templates/dcontroller.conf.j2
+++ b/roles/wireguard/templates/dcontroller.conf.j2
@@ -8,7 +8,7 @@
 ListenPort = 53
 PrivateKey = {{ dcontroller_keys[0] }}
 
-{% for host in groups["all"] if hostvars[host].ansible_host != _i.dcontroller %}
+{% for host in groups["all"] if hostvars[host].ansible_host != global.dcontroller %}
 {% set host = hostvars[host] %}
 {% set host_keys = lookup("file", wg_dir + "/" + host.ansible_host + ".keys").splitlines() %}
 # {{ host.ansible_host }}
diff --git a/roles/wireguard/templates/host.conf.j2 b/roles/wireguard/templates/host.conf.j2
index 2a5acc5..4c693eb 100644
--- a/roles/wireguard/templates/host.conf.j2
+++ b/roles/wireguard/templates/host.conf.j2
@@ -10,6 +10,6 @@ PrivateKey = {{ host_keys[0] }}
 
 [Peer]
 PublicKey = {{ dcontroller_keys[1] }}
-Endpoint = {{ hostvars[_i.dcontroller].ip.out }}:53
+Endpoint = {{ hostvars[global.dcontroller].ip.out }}:53
 AllowedIPs = 0.0.0.0/0, ::/0
 PersistentKeepalive = 25
diff --git a/roles/wireguard/templates/hostname.j2 b/roles/wireguard/templates/hostname.j2
index 3903ccb..8938320 100644
--- a/roles/wireguard/templates/hostname.j2
+++ b/roles/wireguard/templates/hostname.j2
@@ -2,7 +2,7 @@ inet 10.10.0.1 255.255.255.0
 inet6 fd00:10:10::1
 !/usr/local/bin/wireguard-go -f tun0 &
 !/bin/sleep 2
-!/usr/local/bin/wg setconf tun0 /etc/wireguard/{{ _i.dcontroller }}.conf
+!/usr/local/bin/wg setconf tun0 /etc/wireguard/{{ global.dcontroller }}.conf
 !/bin/sleep 2
 !/sbin/route add -inet 10.10.0.0/24 10.10.0.1
 !/bin/sleep 2