Added retry mechanism to proxy for transient upstream 5xx erors

server/routes/proxy.js

@@ -257,6 +257,10 @@ router.post('/epg/:sourceId/channels', async (req, res) => {
  * This handles CORS for streams that don't allow cross-origin
  */
 router.get('/stream', async (req, res) => {
+    const maxRetries = 2;
+    let lastError = null;
+
+    for (let attempt = 1; attempt <= maxRetries; attempt++) {
         try {
             let { url } = req.query;
             if (!url) {
@@ -276,6 +280,14 @@ router.get('/stream', async (req, res) => {
             };
 
             const response = await fetch(url, { headers });
+
+            // Retry on 5xx errors (transient upstream issues)
+            if (response.status >= 500 && attempt < maxRetries) {
+                console.log(`[Proxy] Upstream 5xx error (attempt ${attempt}/${maxRetries}), retrying in 500ms...`);
+                await new Promise(r => setTimeout(r, 500));
+                continue;
+            }
+
             if (!response.ok) {
                 console.error(`Upstream error for ${url.substring(0, 80)}...: ${response.status} ${response.statusText}`);
                 if (response.status === 403) {
@@ -366,13 +378,23 @@ router.get('/stream', async (req, res) => {
 
             // Pipe to response
             restOfStream.pipe(res);
+            return; // Success - exit the retry loop
 
         } catch (err) {
-        console.error('Stream proxy error:', err);
-        if (!res.headersSent) {
-            res.status(500).json({ error: err.message });
+            lastError = err;
+            console.error(`Stream proxy error (attempt ${attempt}/${maxRetries}):`, err.message);
+            if (attempt < maxRetries) {
+                console.log('[Proxy] Retrying after error...');
+                await new Promise(r => setTimeout(r, 500));
+                continue;
             }
         }
+    }
+
+    // All retries failed
+    if (!res.headersSent) {
+        res.status(500).json({ error: lastError?.message || 'Stream proxy failed after retries' });
+    }
 });
 
 /**