From c44632ed4d0fd4e52be01696a9ae3a85f7902c5d Mon Sep 17 00:00:00 2001
From: legop3 <minecratfd8@gmail.com>
Date: Tue, 17 Mar 2026 16:35:53 -0400
Subject: [PATCH] error handler

---
 server/src/services/audioForwardService.js | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/server/src/services/audioForwardService.js b/server/src/services/audioForwardService.js
index 9462c8d4..25f14716 100644
--- a/server/src/services/audioForwardService.js
+++ b/server/src/services/audioForwardService.js
@@ -231,9 +231,23 @@ function buildClipWriterArgs(filePath) {
 
 function attachWriterPipe(worker, proc) {
   const writer = fs.createWriteStream(worker.fifoPath, { flags: 'w' });
+  writer.on('error', (err) => {
+    const code = err?.code || 'unknown';
+    // Broken pipe is expected when FIFO reader (publisher) restarts/exits.
+    if (code !== 'EPIPE') {
+      logger.warn('writer pipe error', { roverId: worker?.roverId, code, message: err?.message || String(err) });
+    }
+  });
+  proc.stdout.on('error', (err) => {
+    logger.warn('writer stdout error', {
+      roverId: worker?.roverId,
+      code: err?.code || 'unknown',
+      message: err?.message || String(err),
+    });
+  });
   proc.stdout.pipe(writer);
   proc.on('exit', () => {
-    writer.end();
+    writer.destroy();
   });
 }