From 5ac70a8f5b5cd1372ada3eb38b92485a7b79e35b Mon Sep 17 00:00:00 2001
From: sinanmohd <sinan@sinanmohd.com>
Date: Mon, 5 Aug 2024 19:59:45 +0530
Subject: cez/wireguard: add helper script

---
 os/cez/modules/wireguard.nix | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

(limited to 'os')

diff --git a/os/cez/modules/wireguard.nix b/os/cez/modules/wireguard.nix
index e6fa454..90cce8d 100644
--- a/os/cez/modules/wireguard.nix
+++ b/os/cez/modules/wireguard.nix
@@ -1,9 +1,30 @@
-{ config, ... }: let
+{ config, pkgs, ... }: let
   domain = config.global.userdata.domain;
+  wgIface = "kay";
+
+  helper = pkgs.writeShellApplication {
+    name = "vpn";
+    text = ''
+      note() {
+              command -v notify-send > /dev/null &&
+                      notify-send "󰒒  vpn" "$1"
+
+              printf "\n%s\n" "$1"
+      }
+
+      if systemctl status "wg-quick-${wgIface}.service" > /dev/null 2>&1; then
+              sudo -A systemctl stop "wg-quick-${wgIface}.service" &&
+                      note "connection was dropped"
+      else
+              sudo -A systemctl start "wg-quick-${wgIface}.service" &&
+                      note "traffic routed through ${wgIface}"
+      fi
+    '';
+  };
 in {
   sops.secrets."misc/wireguard" = {};
 
-  networking.wg-quick.interfaces."kay" = {
+  networking.wg-quick.interfaces.${wgIface} = {
     autostart = false;
     address = [ "10.0.1.2/24" ];
     dns = [ "10.0.1.1" ];
@@ -21,4 +42,6 @@ in {
       persistentKeepalive = 25;
     }];
   };
+
+  environment.systemPackages = [ helper ];
 }
-- 
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