From a1689f2aaf0a4be7d9808e4a5b6cea5c9a4a39da Mon Sep 17 00:00:00 2001
From: Jacek Sieka <jacek@status.im>
Date: Mon, 18 May 2020 17:27:14 +0200
Subject: [PATCH] error when snappy frame is short

---
 beacon_chain/libp2p_streams_backend.nim | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/beacon_chain/libp2p_streams_backend.nim b/beacon_chain/libp2p_streams_backend.nim
index 9b2a3d04b..fe81468e4 100644
--- a/beacon_chain/libp2p_streams_backend.nim
+++ b/beacon_chain/libp2p_streams_backend.nim
@@ -21,7 +21,7 @@ proc uncompressFramedStream*(conn: Connection,
     try:
       await conn.readExactly(addr frameHeader[0], frameHeader.len)
     except LPStreamEOFError, LPStreamIncompleteError:
-      break
+      return err "no snappy frame"
 
     let x = uint32.fromBytesLE frameHeader
     let id = x and 0xFF
@@ -118,6 +118,7 @@ proc readChunkPayload(conn: Connection,
     if data.isOk:
       return ok SSZ.decode(data.get(), MsgType)
     else:
+      debug "Failed getting snappy frame", msg = $data.error, conn = $conn
       return neterr InvalidSnappyBytes
 
 proc readResponseChunk(conn: Connection,