osrm-backend/include/monitoring/monitoring_request_handler.hpp
2020-10-20 17:35:00 +03:00

55 lines
1.5 KiB
C++

#ifndef MONITORING_REQUEST_HANDLER_HPP
#define MONITORING_REQUEST_HANDLER_HPP
#include "server/request_handler.hpp"
#include "util/log.hpp"
#include <sstream>
#include <string>
namespace osrm
{
namespace server
{
class MonitoringRequestHandler : public RequestHandler
{
public:
MonitoringRequestHandler(const unsigned _working_threads) : working_threads(_working_threads) {}
void HandleRequest(const http::request &, http::reply &current_reply)
{
std::stringstream out_stream;
out_stream << "osrm_routed_instance_info{";
auto engine_info = service_handler->GetEngineInfo();
for (auto record : engine_info)
{
out_stream << record.first << "=\"" << record.second << '"';
out_stream << ',';
}
out_stream << "working_threads=\"" << working_threads << '"';
out_stream << "} 1\n";
auto counters = service_handler->GetUsage();
for (auto counter : counters)
{
out_stream << "http_requests_count{plugin=\"" << counter.first << "\"} "
<< counter.second << "\n";
}
out_stream << "workers_busy " << service_handler->GetLoad() << "\n";
auto result = out_stream.str();
current_reply.content.resize(result.size());
std::copy(result.cbegin(), result.cend(), current_reply.content.begin());
}
private:
unsigned working_threads;
};
} // namespace server
} // namespace osrm
#endif // MONITORING_REQUEST_HANDLER_HPP