初始化提交

backend/src/handler/proxy.js

@@ -0,0 +1,46 @@
+const logger = require('consola');
+const got = require('got');
+
+async function proxyAudio(req, res) {
+    const url = req.query.url;
+    const source = req.query.source;
+    const referer = req.query.referer;
+    
+    if (!url || !source) {
+        res.status(400).send({
+            status: 1,
+            message: "url and source are required"
+        });
+        return;
+    }
+
+    // 只允许 bilibili 源
+    if (source !== 'bilibili') {
+        res.status(403).send({
+            status: 1,
+            message: "only bilibili source is allowed"
+        });
+        return;
+    }
+
+    try {
+        const stream = got.stream(url, {
+            headers: {
+                'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko)',
+                'Referer': referer || 'https://www.bilibili.com'
+            }
+        });
+        
+        stream.pipe(res);
+    } catch (err) {
+        logger.error('proxy audio error:', err);
+        res.status(500).send({
+            status: 1,
+            message: "proxy failed"
+        });
+    }
+}
+
+module.exports = {
+    proxyAudio
+};