fix: 修复 sing-box Snell 输出

Author: xream

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.33.0",
+  "version": "2.33.1",
   "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/producers/sing-box.js

@@ -1280,10 +1280,41 @@ export default function singbox_Producer() {
     const type = 'ALL';
     const produce = (proxies, type, opts = {}) => {
         const list = [];
+        const originalSnellShadowTLS = new Map(
+            proxies
+                .filter(
+                    (proxy) =>
+                        proxy?.type === 'snell' &&
+                        proxy?.plugin === 'shadow-tls' &&
+                        proxy?.['plugin-opts'],
+                )
+                .map((proxy) => [
+                    proxy,
+                    {
+                        plugin: proxy.plugin,
+                        'plugin-opts': proxy['plugin-opts']
+                            ? JSON.parse(JSON.stringify(proxy['plugin-opts']))
+                            : undefined,
+                        'obfs-opts': proxy['obfs-opts']
+                            ? JSON.parse(JSON.stringify(proxy['obfs-opts']))
+                            : undefined,
+                    },
+                ]),
+        );
         ClashMeta_Producer()
             .produce(proxies, 'internal', { 'include-unsupported-proxy': true })
             .map((proxy) => {
                 try {
+                    const originalShadowTLS = originalSnellShadowTLS.get(proxy);
+                    if (originalShadowTLS) {
+                        proxy.plugin = originalShadowTLS.plugin;
+                        proxy['plugin-opts'] = originalShadowTLS['plugin-opts'];
+                        if (originalShadowTLS['obfs-opts']) {
+                            proxy['obfs-opts'] = originalShadowTLS['obfs-opts'];
+                        } else {
+                            delete proxy['obfs-opts'];
+                        }
+                    }
                     if (['xhttp'].includes(proxy.network))
                         throw new Error(
                             `Platform sing-box does not support network: ${proxy.network}`,

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

@@ -487,6 +487,10 @@ describe('Proxy structured producers', function () {
                     password: 'shadow-pass',
                     version: 3,
                 },
+                'obfs-opts': {
+                    mode: 'http',
+                    host: 'obfs.example.com',
+                },
             },
             { 'include-unsupported-proxy': true },
         );
@@ -499,6 +503,8 @@ describe('Proxy structured producers', function () {
             version: 4,
             reuse: true,
             network: 'tcp',
+            obfs_mode: 'http',
+            obfs_host: 'obfs.example.com',
             detour: 'sing-box Snell ShadowTLS_shadowtls',
         });
         expect(output.outbounds[0]).to.not.have.property('server');

scripts/demo.js

@@ -54,6 +54,7 @@ function operator(proxies = [], targetPlatform, context) {
   // 29. sing-box 支持使用 `ssh-server` 给 tailscale 设置 `ssh_server`, 直接设为 `true` 或 `{ "enabled": true, "disable-pty": true, "disable-sftp": true, "disable-forwarding": true }`
   // 30. Loon 支持使用 `_loon_tls_profile` 设置 `tls-profile` 字段('default', 'chrome', 'ios18', 'ios26'), 否则则使用 client-fingerprint 自动转换部分对应的值
   // 31. `shadow-tls-password`/`shadow-tls-sni`/`shadow-tls-version` 这套旧字段已废弃. 请使用 `plugin: 'shadow-tls'` 和 `plugin-opts: { password, host, version }`
+  // 32. mihomo 中 Snell shadow-tls 字段与 ss shadow-tls 字段不同, 使用的是 obfs-opts 而不是 plugin+plugin-opts, 不能与 obfs http/tls 共存. Sub-Store 内部有字段转换, 建议直接使用单行 Surge 格式 `1=snell,a.com,443,version=4,psk="1",obfs=http,obfs-host=a.com,shadow-tls-password="1",shadow-tls-sni=a.com,shadow-tls-version=3,alpn="http/1.1,h2,h3",reuse=true` . 若想使用 JSON/JSON5/YAML 单行格式输入, 可使用 `{ "name": "1", "server": "a.com", "port": 443, "psk": "1", "version": 4, "reuse": true, "type": "snell", "obfs-opts": { "mode": "http", "host": "a.com" }, "plugin": "shadow-tls", "plugin-opts": { "host": "a.com", "password": "1", "version": 3, "alpn": [ "http/1.1", "h2", "h3" ] } }`
 
   // require 为 Node.js 的 require, 在 Node.js 运行环境下 可以用来引入模块
   // 例如在 Node.js 环境下, 将文件内容写入 /tmp/1.txt 文件