From 2abe8ef721ea7bdff5d908f5ee3a9bc34d54a1c8 Mon Sep 17 00:00:00 2001
From: "Wladimir J. van der Laan" <laanwj@gmail.com>
Date: Fri, 25 Sep 2015 15:35:37 +0200
Subject: [PATCH] http: Force-exit event loop after predefined time

This makes sure that the event loop eventually terminates, even if an
event (like an open timeout, or a hanging connection) happens to be
holding it up.

Zcash: cherry-picked from commit ec908d5f7aa9ad7e3487018e06a24cb6449cc58b
---
 src/httpserver.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/httpserver.cpp b/src/httpserver.cpp
index 6cf09974e..f2da2de13 100644
--- a/src/httpserver.cpp
+++ b/src/httpserver.cpp
@@ -461,6 +461,13 @@ void InterruptHTTPServer()
         // Reject requests on current connections
         evhttp_set_gencb(eventHTTP, http_reject_request_cb, NULL);
     }
+    if (eventBase) {
+        // Force-exit event loop after predefined time
+        struct timeval tv;
+        tv.tv_sec = 10;
+        tv.tv_usec = 0;
+        event_base_loopexit(eventBase, &tv);
+    }
     if (workQueue)
         workQueue->Interrupt();
 }