various zenhttp fixes from sb/proto

* Made HttpHealthService use locks to serialize access to state
* Added ToString(HttpResponseCode HttpCode)
* Added support for JS source maps
* Moved IHttpStatsProvider/IHttpStatsService
* Enabled enumeration of stats providers
* Disabled build of HttpTestingService unless ZEN_WITH_TESTS is defined

1 files changed, 30 insertions, 4 deletions

diff --git a/src/zenhttp/monitoring/httpstats.cpp b/src/zenhttp/monitoring/httpstats.cpp
index a873b4977..1dad48d68 100644
--- a/src/zenhttp/monitoring/httpstats.cpp
+++ b/src/zenhttp/monitoring/httpstats.cpp
@@ -2,6 +2,8 @@
 
 #include "zenhttp/httpstats.h"
 
+#include <zencore/compactbinarybuilder.h>
+
 namespace zen {
 
 HttpStatsService::HttpStatsService() : m_Log(logging::Get("stats"))
@@ -15,7 +17,7 @@ HttpStatsService::~HttpStatsService()
 const char*
 HttpStatsService::BaseUri() const
 {
-	return "/stats/";
+	return "/stats";
 }
 
 void
@@ -46,10 +48,34 @@ HttpStatsService::HandleRequest(HttpServerRequest& Request)
 		case HttpVerb::kHead:
 		case HttpVerb::kGet:
 			{
-				RwLock::SharedLockScope _(m_Lock);
-				if (auto It = m_Providers.find(std::string{Key}); It != end(m_Providers))
+				if (Key.empty())
 				{
-					return It->second->HandleStatsRequest(Request);
+					CbObjectWriter Cbo;
+
+					Cbo.BeginArray("providers");
+
+					{
+						RwLock::SharedLockScope _(m_Lock);
+						for (auto& Kv : m_Providers)
+						{
+							Cbo << Kv.first;
+						}
+					}
+
+					Cbo.EndArray();
+
+					Request.WriteResponse(HttpResponseCode::OK, Cbo.Save());
+				}
+
+				if (Key[0] == '/')
+				{
+					Key.remove_prefix(1);
+
+					RwLock::SharedLockScope _(m_Lock);
+					if (auto It = m_Providers.find(std::string{Key}); It != end(m_Providers))
+					{
+						return It->second->HandleStatsRequest(Request);
+					}
 				}
 			}