update: support grpc for clash & shadowrocket

app/Http/Requests/Admin/ServerV2raySave.php

@@ -25,7 +25,7 @@ class ServerV2raySave extends FormRequest
             'tags' => 'nullable|array',
             'rate' => 'required|numeric',
             'alter_id' => 'required|integer',
-            'network' => 'required|in:tcp,kcp,ws,http,domainsocket,quic',
+            'network' => 'required|in:tcp,kcp,ws,http,domainsocket,quic,grpc',
             'networkSettings' => '',
             'ruleSettings' => '',
             'tlsSettings' => '',

app/Utils/Clash.php

@@ -32,7 +32,7 @@ class Clash
 
         if ($server['tls']) {
             $array['tls'] = true;
-            if ($server['tlsSettings']) {
+            if (isset($server['tlsSettings'])) {
                 $tlsSettings = json_decode($server['tlsSettings'], true);
                 if (isset($tlsSettings['allowInsecure']) && !empty($tlsSettings['allowInsecure']))
                     $array['skip-cert-verify'] = ($tlsSettings['allowInsecure'] ? true : false);
@@ -42,7 +42,7 @@ class Clash
         }
         if ($server['network'] === 'ws') {
             $array['network'] = 'ws';
-            if ($server['networkSettings']) {
+            if (isset($server['networkSettings'])) {
                 $wsSettings = json_decode($server['networkSettings'], true);
                 if (isset($wsSettings['path']) && !empty($wsSettings['path']))
                     $array['ws-path'] = $wsSettings['path'];
@@ -50,6 +50,14 @@ class Clash
                     $array['ws-headers'] = ['Host' => $wsSettings['headers']['Host']];
             }
         }
+        if ($server['network'] === 'grpc') {
+            $array['network'] = 'grpc';
+            if (isset($server['networkSettings'])) {
+                $grpcObject = json_decode($server['networkSettings'], true);
+                $array['grpc-opts'] = [];
+                $array['grpc-opts']['grpc-service-name'] = $grpcObject['serviceName'];
+            }
+        }
 
         return $array;
     }

app/Utils/Shadowrocket.php

@@ -44,6 +44,18 @@ class Shadowrocket
                     $config['obfsParam'] = $wsSettings['headers']['Host'];
             }
         }
+        if ($server['network'] === 'grpc') {
+            $config['obfs'] = "grpc";
+            if (isset($server['networkSettings'])) {
+                $grpcObject = json_decode($server['networkSettings'], true);
+                if (isset($grpcObject['serviceName'])) {
+                    $config['obfsParam'] = json_decode([
+                        'Host' => $grpcObject['serviceName']
+                    ]);
+                    $config['path'] = '/';
+                }
+            }
+        }
         $query = http_build_query($config, '', '&', PHP_QUERY_RFC3986);
         $uri = "vmess://{$userinfo}?{$query}";
         $uri .= "\r\n";