X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=httpd.cpp;h=13d2a7138e3c362ab796e025f7e1fa867f7dde6c;hb=96cb6414f85e0ef4d660b7bd56267303e80fcd05;hp=e76cc80634ca9b2b03cd253d69b0641674693d19;hpb=93f17d73eab9e3263c4058a1900a03ce213137a4;p=nageru

diff --git a/httpd.cpp b/httpd.cpp
index e76cc80..13d2a71 100644
--- a/httpd.cpp
+++ b/httpd.cpp
@@ -22,6 +22,7 @@ using namespace std;
 
 HTTPD::HTTPD()
 {
+	global_metrics.add("num_connected_clients", &metric_num_connected_clients, Metrics::TYPE_GAUGE);
 }
 
 HTTPD::~HTTPD()
@@ -94,6 +95,7 @@ int HTTPD::answer_to_connection(MHD_Connection *connection,
 		unique_lock<mutex> lock(streams_mutex);
 		streams.insert(stream);
 	}
+	++metric_num_connected_clients;
 	*con_cls = stream;
 
 	// Does not strictly have to be equal to MUX_BUFFER_SIZE.
@@ -119,6 +121,7 @@ void HTTPD::free_stream(void *cls)
 		delete stream;
 		httpd->streams.erase(stream);
 	}
+	--httpd->metric_num_connected_clients;
 }
 
 ssize_t HTTPD::Stream::reader_callback_thunk(void *cls, uint64_t pos, char *buf, size_t max)