feat: Surge Snell v6.0.0b3 新增 mode 字段

Author: xream

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.24.21",
+  "version": "2.24.22",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and Shadowrocket.",
   "main": "src/main.js",
   "packageManager": "pnpm@11.0.9",

backend/src/core/proxy-utils/parsers/peggy/surge.js

@@ -397,7 +397,7 @@ ssh = tag equals "ssh" address (username password)? (usernamek passwordk)? (serv
     proxy.type = "ssh";
     handleShadowTLS();
 }
-snell = tag equals "snell" address (snell_version/snell_psk/obfs/obfs_host/obfs_uri/ip_version/underlying_proxy/tos/allow_other_interface/interface/test_url/test_udp/test_timeout/hybrid/no_error_alert/fast_open/tfo/udp_relay/reuse/shadow_tls_version/shadow_tls_sni/shadow_tls_password/block_quic/others)* {
+snell = tag equals "snell" address (snell_version/snell_mode/snell_psk/obfs/obfs_host/obfs_uri/ip_version/underlying_proxy/tos/allow_other_interface/interface/test_url/test_udp/test_timeout/hybrid/no_error_alert/fast_open/tfo/udp_relay/reuse/shadow_tls_version/shadow_tls_sni/shadow_tls_password/block_quic/others)* {
     proxy.type = "snell";
     // handle obfs
     if (obfs.type == "http" || obfs.type === "tls") {
@@ -520,6 +520,12 @@ client_cert = comma "client-cert" equals match:[^,]+ { proxy["keystore-client-ce
 
 snell_psk = comma "psk" equals match:[^,]+ { proxy.psk = match.join("").replace(/^"(.*?)"$/, '$1').replace(/^'(.*?)'$/, '$1'); }
 snell_version = comma "version" equals match:$[0-9]+ { proxy.version = parseInt(match.trim()); }
+snell_mode = comma "mode" equals match:[^,]+ {
+    const mode = stripQuotes(match.join("")).trim();
+    if (["default", "unshaped", "unsafe-raw"].includes(mode)) {
+        proxy.mode = mode;
+    }
+}
 
 usernamek = comma "username" equals match:[^,]+ { proxy.username = match.join("").replace(/^"(.*?)"$/, '$1').replace(/^'(.*?)'$/, '$1'); }
 passwordk = comma "password" equals match:[^,]+ { proxy.password = match.join("").replace(/^"(.*?)"$/, '$1').replace(/^'(.*?)'$/, '$1'); }

backend/src/core/proxy-utils/producers/surge.js

@@ -946,6 +946,9 @@ function snell(proxy) {
     result.append(`${proxy.name}=${proxy.type},${proxy.server},${proxy.port}`);
     result.appendIfPresent(`,version=${proxy.version}`, 'version');
     result.appendIfPresent(`,psk="${proxy.psk}"`, 'psk');
+    if (Number(proxy.version) === 6) {
+        result.appendIfPresent(`,mode=${proxy.mode}`, 'mode');
+    }
 
     const ip_version = ipVersions[proxy['ip-version']] || proxy['ip-version'];
     result.appendIfPresent(`,ip-version=${ip_version}`, 'ip-version');

backend/src/test/proxy-parsers/v2ray-and-platforms.spec.js

@@ -3655,6 +3655,20 @@ describe('Platform raw-format parser coverage', function () {
                     },
                 },
             },
+            {
+                title: 'parses snell v6 mode lines',
+                input: 'Surge Snell v6 = snell,surge-snell.example.com,443,psk=secret,version=6,mode=unshaped,udp-relay=true',
+                expected: {
+                    type: 'snell',
+                    name: 'Surge Snell v6',
+                    server: 'surge-snell.example.com',
+                    port: 443,
+                    psk: 'secret',
+                    version: 6,
+                    mode: 'unshaped',
+                    udp: true,
+                },
+            },
             {
                 title: 'parses tuic v5 lines',
                 input: `Surge TUIC = tuic-v5,surge-tuic.example.com,443,uuid=${UUID},password=secret,sni=sni.example.com,skip-cert-verify=true,alpn=h3,ecn=true,port-hopping=9000;9002-9004`,

backend/src/test/proxy-producers/text.spec.js

@@ -914,6 +914,17 @@ describe('Proxy text producers', function () {
                         port: 443,
                         psk: 'secret',
                         version: 6,
+                        mode: 'unsafe-raw',
+                        udp: true,
+                    },
+                    {
+                        type: 'snell',
+                        name: 'Surge Snell v5 Mode',
+                        server: 'snell.example.com',
+                        port: 443,
+                        psk: 'secret',
+                        version: 5,
+                        mode: 'unshaped',
                         udp: true,
                     },
                     {
@@ -937,7 +948,10 @@ describe('Proxy text producers', function () {
         );
 
         expect(output).to.equal(
-            'Surge Snell v6=snell,snell.example.com,443,version=6,psk="secret",udp-relay=true',
+            [
+                'Surge Snell v6=snell,snell.example.com,443,version=6,psk="secret",mode=unsafe-raw,udp-relay=true',
+                'Surge Snell v5 Mode=snell,snell.example.com,443,version=5,psk="secret",udp-relay=true',
+            ].join('\n'),
         );
         expect(errors).to.deep.equal([
             'Platform Surge does not support Snell version 6 with obfs',