From ea9aa3f8ec95cc0cb3d19f62d3e9568cffeb732d Mon Sep 17 00:00:00 2001
From: Zack Scholl <zack.scholl@gmail.com>
Date: Mon, 22 Oct 2018 19:41:50 -0700
Subject: [PATCH] recipient websockets should check for errors

---
 src/croc/recipient.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/croc/recipient.go b/src/croc/recipient.go
index 63bdf68..fe632ac 100644
--- a/src/croc/recipient.go
+++ b/src/croc/recipient.go
@@ -426,6 +426,9 @@ func (cr *Croc) receive(forceSend int, serverAddress string, tcpPorts []string,
 				for {
 					// read from websockets
 					websocketMessageData := <-websocketMessages
+					if bytes.HasPrefix(websocketMessageData.message, []byte("error")) {
+						return fmt.Errorf("%s", websocketMessageData.message)
+					}
 					if websocketMessageData.messageType != websocket.BinaryMessage {
 						continue
 					}