feat: 支持 Hysteria 2 URI ech 字段

Author: xream

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.36.9",
+  "version": "2.36.10",
   "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/index.js

@@ -2249,6 +2249,12 @@ function URI_Hysteria2() {
         if (params.downmbps) {
             proxy.down = params.downmbps;
         }
+        const echOpts = buildMihomoEchOptsFromXrayFields({
+            echConfigList: params.ech,
+        });
+        if (echOpts) {
+            proxy['ech-opts'] = echOpts;
+        }
 
         return proxy;
     };

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

@@ -1295,6 +1295,14 @@ export default function URI_Producer() {
                 if (proxy.tfo) {
                     hysteria2params.push(`fastopen=1`);
                 }
+                const hysteria2Ech = buildXrayEchConfigListFromMihomo(
+                    proxy['ech-opts'],
+                );
+                if (hysteria2Ech) {
+                    hysteria2params.push(
+                        `ech=${encodeURIComponent(hysteria2Ech)}`,
+                    );
+                }
                 result = `hysteria2://${encodeURIComponent(proxy.password)}@${
                     proxy.server
                 }:${proxy.port}?${hysteria2params.join(

backend/src/test/proxy-parsers/uri.spec.js

@@ -531,6 +531,17 @@ describe('Proxy URI parser coverage', function () {
             });
         });
 
+        it('parses Hysteria2 URI ech fields', function () {
+            const proxy = parseOne(
+                'hy2://hy2-secret@hy2.example.com:443?ech=ECHCONFIG#Hy2%20ECH',
+            );
+
+            expect(proxy['ech-opts']).to.deep.equal({
+                enable: true,
+                config: 'ECHCONFIG',
+            });
+        });
+
         it('rejects Hysteria2 salamander obfs without obfs-password', function () {
             const proxies = parseAll(
                 'hy2://hy2-secret@hy2.example.com:443?obfs=salamander#Hy2%20Missing%20Password',

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

@@ -2581,6 +2581,24 @@ describe('Proxy text producers', function () {
         );
     });
 
+    it('produces URI Hysteria2 links with ech from mihomo ech opts config', function () {
+        const output = produceExternal('URI', {
+            type: 'hysteria2',
+            name: 'URI Hysteria2 ECH',
+            server: 'hy2.example.com',
+            port: 443,
+            password: 'secret',
+            'ech-opts': {
+                enable: true,
+                config: 'ECHCONFIG',
+            },
+        });
+
+        expect(output).to.equal(
+            'hysteria2://secret@hy2.example.com:443?ech=ECHCONFIG#URI%20Hysteria2%20ECH',
+        );
+    });
+
     it('matches mihomo ECH enable decoding when producing URI VLESS links', function () {
         const baseProxy = {
             type: 'vless',