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#include "user_job_statistics.h"
#include <yt/cpp/mapreduce/common/helpers.h>
#include <util/stream/null.h>
#include <util/string/builder.h>
#include <util/system/mutex.h>
#include <util/system/env.h>
using namespace NYtTools;
static TMutex GlobalStatsWritingMutex;
#if defined(_unix_)
const FHANDLE TUserJobStatsProxy::JobStatisticsHandle = 5;
#elif defined(_win_)
const FHANDLE TUserJobStatsProxy::JobStatisticsHandle = nullptr;
#endif
static IOutputStream* CorrectHandle(const FHANDLE h) {
#if defined(_unix_)
if (fcntl(h, F_GETFD) == -1) {
return &Cerr;
}
return nullptr;
#elif defined(_win_)
return &Cerr;
#endif
}
static TString PrintNodeSimple(const NYT::TNode& n) {
return NYT::NodeToYsonString(n, NYson::EYsonFormat::Text);
}
void TUserJobStatsProxy::Init(IOutputStream * usingStream) {
if (usingStream == nullptr) {
usingStream = CorrectHandle(JobStatisticsHandle);
}
if (usingStream == nullptr && GetEnv("YT_JOB_ID").empty()) {
usingStream = &Cerr;
}
if (usingStream == nullptr) {
TFileHandle fixedDesrc(JobStatisticsHandle);
FetchedOut = MakeHolder<TFixedBufferFileOutput>(TFile(fixedDesrc.Duplicate()));
UsingStream = FetchedOut.Get();
fixedDesrc.Release();
} else {
UsingStream = usingStream;
}
}
void TUserJobStatsProxy::InitChecked(IOutputStream* def) {
IOutputStream* usingStream = CorrectHandle(JobStatisticsHandle);
if (usingStream == nullptr && !GetEnv("YT_JOB_ID").empty()) {
TFileHandle fixedDesrc(JobStatisticsHandle);
FetchedOut = MakeHolder<TFixedBufferFileOutput>(TFile(fixedDesrc.Duplicate()));
UsingStream = FetchedOut.Get();
fixedDesrc.Release();
} else {
UsingStream = def;
}
}
void TUserJobStatsProxy::InitIfNotInited(IOutputStream * usingStream) {
if (UsingStream == nullptr) {
Init(usingStream);
}
}
void TUserJobStatsProxy::CommitStats() {
if (Stats.empty()) {
return;
}
auto res = NYT::TNode::CreateMap();
for (auto& p : Stats) {
res[p.first] = p.second;
}
for (auto& p : TimeStats) {
res[p.first] = p.second.MilliSeconds();
}
with_lock(GlobalStatsWritingMutex) {
*UsingStream << PrintNodeSimple(res) << ";" << Endl;
}
Stats.clear();
}
TTimeStatHolder TUserJobStatsProxy::TimerStart(TString name, bool commitOnFinish) {
return THolder(new TTimeStat(this, name, commitOnFinish));
}
void TUserJobStatsProxy::WriteStat(TString name, i64 val) {
auto res = NYT::TNode {} (name, val);
with_lock(GlobalStatsWritingMutex) {
*UsingStream << PrintNodeSimple(res) << ";" << Endl;
}
}
void TUserJobStatsProxy::WriteStatNoFlush(TString name, i64 val) {
auto res = NYT::TNode {} (name, val);
with_lock(GlobalStatsWritingMutex) {
*UsingStream << (TStringBuilder{} << PrintNodeSimple(res) << ";\n");
}
}
TTimeStat::TTimeStat(TUserJobStatsProxy* parent, TString name, bool commit)
: Parent(parent)
, Name(name)
, Commit(commit) {}
TTimeStat::~TTimeStat() {
Finish();
}
void TTimeStat::Cancel() {
Parent = nullptr;
}
void TTimeStat::Finish() {
if (!Parent) {
return;
}
if (Commit) {
Parent->WriteStatNoFlush(Name, Timer.Get().MilliSeconds());
} else {
Parent->TimeStats[Name] += Timer.Get();
}
Cancel();
}
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