feat: 支持 Egern 前置代理 prev_hop 和 Hysteria2 端口跳跃

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.15.1",
+  "version": "2.15.6",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and ShadowRocket.",
   "main": "src/main.js",
   "scripts": {

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

@@ -72,6 +72,15 @@ export default function Egern_Producer() {
                 return true;
             })
             .map((proxy) => {
+                if (proxy.tls && !proxy.sni) {
+                    proxy.sni = proxy.server;
+                }
+                const prev_hop =
+                    proxy.prev_hop ||
+                    proxy['underlying-proxy'] ||
+                    proxy['dialer-proxy'] ||
+                    proxy.detour;
+
                 if (proxy.type === 'http') {
                     proxy = {
                         type: 'http',
@@ -130,6 +139,8 @@ export default function Egern_Producer() {
                         next_hop: proxy.next_hop,
                         sni: proxy.sni,
                         skip_tls_verify: proxy['skip-cert-verify'],
+                        port_hopping: proxy.ports,
+                        port_hopping_interval: proxy['hop-interval'],
                     };
                     if (proxy['obfs-password'] && proxy.obfs == 'salamander') {
                         proxy.obfs = 'salamander';
@@ -284,6 +295,7 @@ export default function Egern_Producer() {
                     [proxy.type]: {
                         ...proxy,
                         type: undefined,
+                        prev_hop,
                     },
                 };
             });

backend/src/core/proxy-utils/producers/sing-box.js

@@ -568,7 +568,7 @@ const hysteriaParser = (proxy = {}) => {
     smuxParser(proxy.smux, parsedProxy);
     return parsedProxy;
 };
-const hysteria2Parser = (proxy = {}) => {
+const hysteria2Parser = (proxy = {}, includeUnsupportedProxy) => {
     const parsedProxy = {
         tag: proxy.name,
         type: 'hysteria2',
@@ -580,6 +580,16 @@ const hysteria2Parser = (proxy = {}) => {
     };
     if (parsedProxy.server_port < 0 || parsedProxy.server_port > 65535)
         throw 'invalid port';
+    if (includeUnsupportedProxy) {
+        if (proxy['hop-interval'])
+            parsedProxy.hop_interval = /^\d+$/.test(proxy['hop-interval'])
+                ? `${proxy['hop-interval']}s`
+                : proxy['hop-interval'];
+        if (proxy['ports'])
+            parsedProxy.server_ports = proxy['ports']
+                .split(/\s*,\s*/)
+                .map((p) => p.replace(/\s*-\s*/g, ':'));
+    }
     if (proxy.up) parsedProxy.up_mbps = parseInt(`${proxy.up}`, 10);
     if (proxy.down) parsedProxy.down_mbps = parseInt(`${proxy.down}`, 10);
     if (proxy.obfs === 'salamander') parsedProxy.obfs.type = 'salamander';
@@ -790,7 +800,12 @@ export default function singbox_Producer() {
                             list.push(hysteriaParser(proxy));
                             break;
                         case 'hysteria2':
-                            list.push(hysteria2Parser(proxy));
+                            list.push(
+                                hysteria2Parser(
+                                    proxy,
+                                    opts['include-unsupported-proxy'],
+                                ),
+                            );
                             break;
                         case 'tuic':
                             if (!proxy.token || proxy.token.length === 0) {

backend/src/restful/download.js

@@ -63,7 +63,7 @@ async function downloadSubscription(req, res) {
     $.info(
         `正在下载订阅：${name}\n请求 User-Agent: ${
             req.headers['user-agent'] || req.headers['User-Agent']
-        }`,
+        }\n请求 target: ${req.query.target}\n实际输出: ${platform}`,
     );
     let {
         url,
@@ -303,7 +303,7 @@ async function downloadCollection(req, res) {
     $.info(
         `正在下载组合订阅：${name}\n请求 User-Agent: ${
             req.headers['user-agent'] || req.headers['User-Agent']
-        }`,
+        }\n请求 target: ${req.query.target}\n实际输出: ${platform}`,
     );
 
     let {