WireGuard.js: changes from https://github.com/wg-easy/wg-easy/pull/328

src/lib/WireGuard.js

@@ -60,12 +60,20 @@ module.exports = class WireGuard {
 
         await this.__saveConfig(config);
         await Util.exec('wg-quick down wg0').catch(() => { });
-        await Util.exec('wireguard-go wg0').catch((err) => {
+        await Util.exec('wg-quick up wg0').catch((err) => {
           if (err && err.message && err.message.includes('Cannot find device "wg0"')) {
-            throw new Error('WireGuard exited with the error: Cannot find device "wg0"\nThis usually means that your host\'s kernel does not support WireGuard!');
+            debug('WireGuard exited with the error: Cannot find device "wg0"\nThis usually means that your host\'s kernel does not support WireGuard! Trying to use wireguard-go implementation.');
+            Util.exec('cp -f /wireguard-go/wg /wireguard-go/wg-quick /wireguard-go/wireguard-go /usr/bin/').catch(() => { });
+            Util.exec('wg-quick up wg0').catch((err) => {
+              if (err && err.message && err.message.includes('Cannot find device "wg0"')) {
+                throw new Error('WireGuard exited with the error: Cannot find device "wg0"\nThis means, that even wireguard-go does not work!\nThis usually means that you didn\'t mounted /dev/net/tun to container properly!');
+              }
+
+              throw err;
+            });
+          } else {
+            throw err;
           }
-
-          throw err;
         });
         // await Util.exec(`iptables -t nat -A POSTROUTING -s ${WG_DEFAULT_ADDRESS.replace('x', '0')}/24 -o ' + WG_DEVICE + ' -j MASQUERADE`);
         // await Util.exec('iptables -A INPUT -p udp -m udp --dport 51820 -j ACCEPT');