feat: 无效分享返回假节点(防客户端缓存)(前端 >= 2.15.93)

Author: xream

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.20.80",
+  "version": "2.20.81",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and Shadowrocket.",
   "main": "src/main.js",
   "scripts": {

backend/src/restful/download.js

@@ -108,7 +108,9 @@ async function downloadSubscription(req, res) {
         resultFormat,
         proxy,
         noCache,
+        _fakeNode,
     } = req.query;
+
     let $options = {
         _req: {
             method: req.method,
@@ -190,7 +192,13 @@ async function downloadSubscription(req, res) {
     }
 
     const allSubs = $.read(SUBS_KEY);
-    const sub = findByName(allSubs, name);
+    const fakeSub = {
+        name: 'fakeNodeInfo',
+        source: 'local',
+        content:
+            'invalid share = ss, 1.0.0.1, 80, encrypt-method=aes-128-gcm, password=password',
+    };
+    const sub = _fakeNode ? fakeSub : findByName(allSubs, name);
     if (sub) {
         try {
             const passThroughUA = sub.passThroughUA;
@@ -200,7 +208,7 @@ async function downloadSubscription(req, res) {
                 );
                 ua = reqUA;
             }
-            let output = await produceArtifact({
+            const opt = {
                 type: 'subscription',
                 name,
                 platform,
@@ -217,7 +225,13 @@ async function downloadSubscription(req, res) {
                 $options,
                 proxy,
                 noCache,
-            });
+            };
+            if (_fakeNode) {
+                $.info(`返回假节点信息`);
+                delete opt.name;
+                opt.subscription = fakeSub;
+            }
+            let output = await produceArtifact(opt);
             let flowInfo;
             if (
                 sub.source !== 'local' ||

backend/src/restful/file.js

@@ -49,7 +49,7 @@ function createFile(req, res) {
     success(res, file, 201);
 }
 
-async function getFile(req, res) {
+async function getFile(req, res, next) {
     let { name } = req.params;
     const reqUA = req.headers['user-agent'] || req.headers['User-Agent'];
     $.info(`正在下载文件：${name}\n请求 User-Agent: ${reqUA}`);

backend/src/restful/index.js

@@ -6,7 +6,7 @@ import migrate from '@/utils/migration';
 import download, { downloadFile } from '@/utils/download';
 import { syncArtifacts, produceArtifact } from '@/restful/sync';
 import { gistBackupAction } from '@/restful/miscs';
-import { TOKENS_KEY } from '@/constants';
+import { TOKENS_KEY, SETTINGS_KEY } from '@/constants';
 
 import registerSubscriptionRoutes from './subscriptions';
 import registerCollectionRoutes from './collections';
@@ -71,12 +71,26 @@ export default function serve() {
                     const token = tokens.find(
                         (t) =>
                             t.token === req.query.token &&
-                            `/share/${t.type}/${t.name}` === pathname &&
+                            (`/share/${t.type}/${t.name}` === pathname ||
+                                pathname.startsWith(
+                                    `/share/${t.type}/${t.name}/`,
+                                )) &&
                             (t.exp == null || t.exp > Date.now()),
                     );
                     if (token) {
                         next();
                         return;
+                    } else {
+                        const settings = $.read(SETTINGS_KEY);
+                        if (settings?.appearanceSetting?.invalidShareFakeNode) {
+                            req.query._fakeNode = true;
+                            req.url = req.url.replace(
+                                /\/share\/.*?\//,
+                                '/share/sub/',
+                            );
+                            next();
+                            return;
+                        }
                     }
                 }
                 if (be_merge && fe_path && req.path.indexOf('/', 1) == -1) {
@@ -378,7 +392,22 @@ export default function serve() {
                                     t.name === req.params.name &&
                                     (t.exp == null || t.exp > Date.now()),
                             );
-                            if (!token) throw new Error('Forbbiden');
+                            if (!token) {
+                                const settings = $.read(SETTINGS_KEY);
+                                if (
+                                    settings?.appearanceSetting
+                                        ?.invalidShareFakeNode
+                                ) {
+                                    return req.originalUrl
+                                        .replace(
+                                            /\/share\/.*?\//,
+                                            '/share/sub/',
+                                        )
+                                        .replace('?', '?_fakeNode=true&');
+                                } else {
+                                    return '/404';
+                                }
+                            }
                             return req.originalUrl;
                         },
                     }),