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#pragma once
#include <library/cpp/monlib/dynamic_counters/percentile/percentile.h>
#include <library/cpp/monlib/dynamic_counters/counters.h>
#include <util/generic/ptr.h>
namespace NGrpc {
struct ICounterBlock : public TThrRefBase {
virtual void CountNotOkRequest() = 0;
virtual void CountNotOkResponse() = 0;
virtual void CountNotAuthenticated() = 0;
virtual void CountResourceExhausted() = 0;
virtual void CountRequestBytes(ui32 requestSize) = 0;
virtual void CountResponseBytes(ui32 responseSize) = 0;
virtual void StartProcessing(ui32 requestSize) = 0;
virtual void FinishProcessing(ui32 requestSize, ui32 responseSize, bool ok, ui32 status, TDuration requestDuration) = 0;
virtual void CountRequestsWithoutDatabase() {}
virtual void CountRequestsWithoutToken() {}
virtual void CountRequestWithoutTls() {}
virtual TIntrusivePtr<ICounterBlock> Clone() { return this; }
virtual void UseDatabase(const TString& database) { Y_UNUSED(database); }
};
using ICounterBlockPtr = TIntrusivePtr<ICounterBlock>;
class TCounterBlock final : public ICounterBlock {
NMonitoring::TDynamicCounters::TCounterPtr TotalCounter;
NMonitoring::TDynamicCounters::TCounterPtr InflyCounter;
NMonitoring::TDynamicCounters::TCounterPtr NotOkRequestCounter;
NMonitoring::TDynamicCounters::TCounterPtr NotOkResponseCounter;
NMonitoring::TDynamicCounters::TCounterPtr RequestBytes;
NMonitoring::TDynamicCounters::TCounterPtr InflyRequestBytes;
NMonitoring::TDynamicCounters::TCounterPtr ResponseBytes;
NMonitoring::TDynamicCounters::TCounterPtr NotAuthenticated;
NMonitoring::TDynamicCounters::TCounterPtr ResourceExhausted;
bool Percentile = false;
NMonitoring::TPercentileTracker<4, 512, 15> RequestHistMs;
std::array<NMonitoring::TDynamicCounters::TCounterPtr, 2> GRpcStatusCounters;
public:
TCounterBlock(NMonitoring::TDynamicCounters::TCounterPtr totalCounter,
NMonitoring::TDynamicCounters::TCounterPtr inflyCounter,
NMonitoring::TDynamicCounters::TCounterPtr notOkRequestCounter,
NMonitoring::TDynamicCounters::TCounterPtr notOkResponseCounter,
NMonitoring::TDynamicCounters::TCounterPtr requestBytes,
NMonitoring::TDynamicCounters::TCounterPtr inflyRequestBytes,
NMonitoring::TDynamicCounters::TCounterPtr responseBytes,
NMonitoring::TDynamicCounters::TCounterPtr notAuthenticated,
NMonitoring::TDynamicCounters::TCounterPtr resourceExhausted,
TIntrusivePtr<NMonitoring::TDynamicCounters> group)
: TotalCounter(std::move(totalCounter))
, InflyCounter(std::move(inflyCounter))
, NotOkRequestCounter(std::move(notOkRequestCounter))
, NotOkResponseCounter(std::move(notOkResponseCounter))
, RequestBytes(std::move(requestBytes))
, InflyRequestBytes(std::move(inflyRequestBytes))
, ResponseBytes(std::move(responseBytes))
, NotAuthenticated(std::move(notAuthenticated))
, ResourceExhausted(std::move(resourceExhausted))
{
if (group) {
RequestHistMs.Initialize(group, "event", "request", "ms", {0.5f, 0.9f, 0.99f, 0.999f, 1.0f});
Percentile = true;
}
}
void CountNotOkRequest() override {
NotOkRequestCounter->Inc();
}
void CountNotOkResponse() override {
NotOkResponseCounter->Inc();
}
void CountNotAuthenticated() override {
NotAuthenticated->Inc();
}
void CountResourceExhausted() override {
ResourceExhausted->Inc();
}
void CountRequestBytes(ui32 requestSize) override {
*RequestBytes += requestSize;
}
void CountResponseBytes(ui32 responseSize) override {
*ResponseBytes += responseSize;
}
void StartProcessing(ui32 requestSize) override {
TotalCounter->Inc();
InflyCounter->Inc();
*RequestBytes += requestSize;
*InflyRequestBytes += requestSize;
}
void FinishProcessing(ui32 requestSize, ui32 responseSize, bool ok, ui32 status,
TDuration requestDuration) override
{
Y_UNUSED(status);
InflyCounter->Dec();
*InflyRequestBytes -= requestSize;
*ResponseBytes += responseSize;
if (!ok) {
NotOkResponseCounter->Inc();
}
if (Percentile) {
RequestHistMs.Increment(requestDuration.MilliSeconds());
}
}
ICounterBlockPtr Clone() override {
return this;
}
void Update() {
if (Percentile) {
RequestHistMs.Update();
}
}
};
using TCounterBlockPtr = TIntrusivePtr<TCounterBlock>;
/**
* Creates new instance of ICounterBlock implementation which does nothing.
*
* @return new instance
*/
ICounterBlockPtr FakeCounterBlock();
} // namespace NGrpc
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