From 09d4bb6318a639b3892044bc6266779d850325bb Mon Sep 17 00:00:00 2001
From: Thulinma <jaron@vietors.com>
Date: Fri, 19 Apr 2019 14:14:17 +0200
Subject: [PATCH] Added improved HLS output error handling

---
 src/output/output_hls.cpp | 15 +++++++++++++++
 src/output/output_hls.h   |  1 +
 2 files changed, 16 insertions(+)

diff --git a/src/output/output_hls.cpp b/src/output/output_hls.cpp
index 3cc90450..8ba7c76a 100644
--- a/src/output/output_hls.cpp
+++ b/src/output/output_hls.cpp
@@ -342,4 +342,19 @@ namespace Mist {
   void OutHLS::sendTS(const char * tsData, unsigned int len){    
     H.Chunkify(tsData, len, myConn);
   }
+
+  void OutHLS::onFail(const std::string & msg, bool critical){
+    if (H.url.find(".m3u") == std::string::npos){
+      HTTPOutput::onFail(msg, critical);
+      return;
+    }
+    H.Clean(); //make sure no parts of old requests are left in any buffers
+    H.SetHeader("Server", "MistServer/" PACKAGE_VERSION);
+    H.setCORSHeaders();
+    H.SetHeader("Content-Type", "application/vnd.apple.mpegurl");
+    H.SetHeader("Cache-Control", "no-cache");
+    H.SetBody("#EXTM3U\r\n#EXT-X-ERROR: "+msg+"\r\n#EXT-X-ENDLIST\r\n");
+    H.SendResponse("200", "OK", myConn);
+    Output::onFail(msg, critical);
+  }
 }
diff --git a/src/output/output_hls.h b/src/output/output_hls.h
index 739b89b1..ef7e4756 100644
--- a/src/output/output_hls.h
+++ b/src/output/output_hls.h
@@ -11,6 +11,7 @@ namespace Mist {
       void sendNext();
       void onHTTP();      
       bool isReadyForPlay();
+      virtual void onFail(const std::string & msg, bool critical = false);
     protected:
       std::string h264init(const std::string & initData);