From 144258668271b7088f9242793f569b639a55d882 Mon Sep 17 00:00:00 2001
From: Jack Ivanov <17044561+jackivanov@users.noreply.github.com>
Date: Sun, 30 Sep 2018 05:25:02 +0300
Subject: [PATCH] WireGuard: Generate QR codes (#1129)

* WireGuard: Generate QR codes

* Update client-android.md
---
 docs/client-android.md         |  3 +--
 requirements.txt               |  1 +
 roles/wireguard/tasks/main.yml | 14 ++++++++++++++
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/docs/client-android.md b/docs/client-android.md
index 1e98f6d..553b507 100644
--- a/docs/client-android.md
+++ b/docs/client-android.md
@@ -3,5 +3,4 @@
 ## Installation via profiles
 
 1. [Install the WireGuard VPN Client](https://play.google.com/store/apps/details?id=com.wireguard.android).
-2. Copy `wireguard/{username}.conf` to your phone's internal storage.
-3. Open the WireGuard app and add a connection using your AlgoVPN configuration file.
+2. Open QR code `configs/<ip_address>/wireguard/<username>.png` and scan it in the WireGuard app
diff --git a/requirements.txt b/requirements.txt
index f258065..4d40c39 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,3 +10,4 @@ pyopenssl
 jinja2==2.8
 shade
 pycrypto
+segno
diff --git a/roles/wireguard/tasks/main.yml b/roles/wireguard/tasks/main.yml
index 3621754..dacedb5 100644
--- a/roles/wireguard/tasks/main.yml
+++ b/roles/wireguard/tasks/main.yml
@@ -42,6 +42,20 @@
   delegate_to: localhost
   become: false
 
+- name: Generate QR codes
+  shell: >
+    umask 077;
+    which segno &&
+    segno --scale=5 --output={{ item.1 }}.png \
+      "{{ lookup('template', 'client.conf.j2') }}" || true
+  changed_when: false
+  with_indexed_items: "{{ users }}"
+  delegate_to: localhost
+  become: false
+  args:
+    chdir: "{{ wireguard_config_path }}"
+    executable: bash
+
 - name: WireGuard enabled and started
   service:
     name: "{{ service_name }}"