1 files changed, 57 insertions, 7 deletions

diff --git a/common/src/http_healthcheck.cpp b/common/src/http_healthcheck.cpp
index 30d1fd5..f36d59f 100644
--- a/common/src/http_healthcheck.cpp
+++ b/common/src/http_healthcheck.cpp
@@ -12,6 +12,8 @@ struct http_status_ctx
 {
 	pthread_t pthread;
 	struct event_base *base;
+	struct event *ev;
+	struct evhttp *http;
 
 	unsigned int enable;
 	unsigned int port;
@@ -25,19 +27,67 @@ static void http_callback(struct evhttp_request *req, void *arg)
 	evhttp_send_reply(req, HTTP_OK, "", NULL);
 }
 
+static void gc_callback(evutil_socket_t fd, short what, void *arg)
+{
+	// do nothing
+
+	// add gc_callback to avoid event_base_dispatch blocking, handle event_base_loopbreak inmediately
+}
+
 static void *http_healthcheck_thread(void *arg)
 {
-	printf("http_healthcheck_thread running (%s:%d/%s)\n", g_ctx.addr, g_ctx.port, g_ctx.path);
+	struct timeval gc_delay = {0, 500 * 1000}; // Microseconds, we set 500 miliseconds here.
+	printf("[http_healthcheck_thread]: running (listen: %s:%d path: %s)\n", g_ctx.addr, g_ctx.port, g_ctx.path);
 
 	g_ctx.base = event_base_new();
-	struct evhttp *http = evhttp_new(g_ctx.base);
-	evhttp_set_cb(http, g_ctx.path, http_callback, NULL);
-	evhttp_bind_socket(http, g_ctx.addr, g_ctx.port);
+	if (g_ctx.base == NULL)
+	{
+		printf("[http_healthcheck_thread]: event_base_new failed\n");
+		goto end;
+	}
+
+	g_ctx.ev = event_new(g_ctx.base, -1, EV_PERSIST, gc_callback, NULL);
+	if (g_ctx.ev == NULL)
+	{
+		printf("[http_healthcheck_thread]: event_new failed\n");
+		goto end;
+	}
+
+	if (evtimer_add(g_ctx.ev, &gc_delay) < 0)
+	{
+		printf("[http_healthcheck_thread]: evtimer_add failed\n");
+		goto end;
+	}
+
+	g_ctx.http = evhttp_new(g_ctx.base);
+	if (evhttp_set_cb(g_ctx.http, g_ctx.path, http_callback, NULL) < 0)
+	{
+		printf("[http_healthcheck_thread]: evhttp_set_cb failed\n");
+		goto end;
+	}
+
+	if (evhttp_bind_socket(g_ctx.http, g_ctx.addr, g_ctx.port) < 0)
+	{
+		printf("[http_healthcheck_thread]: evhttp_bind_socket failed\n");
+		goto end;
+	}
 	event_base_dispatch(g_ctx.base);
-	evhttp_free(http);
-	event_base_free(g_ctx.base);
 
-	printf("http_healthcheck_thread exit\n");
+end:
+	if (g_ctx.http)
+	{
+		evhttp_free(g_ctx.http);
+	}
+	if (g_ctx.ev)
+	{
+		event_free(g_ctx.ev);
+	}
+	if (g_ctx.base)
+	{
+		event_base_free(g_ctx.base);
+	}
+
+	printf("[http_healthcheck_thread]: exit\n");
 	return NULL;
 }