1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
|
#include "metric_registry.h"
#include <memory>
namespace NMonitoring {
namespace {
void ConsumeLabels(IMetricConsumer* consumer, const ILabels& labels) {
for (auto&& label: labels) {
consumer->OnLabel(label.Name(), label.Value());
}
}
template <typename TLabelsConsumer>
void ConsumeMetric(TInstant time, IMetricConsumer* consumer, IMetric* metric, TLabelsConsumer&& labelsConsumer, TMetricOpts opts = {}) {
consumer->OnMetricBegin(metric->Type());
// (1) add labels
consumer->OnLabelsBegin();
labelsConsumer();
consumer->OnLabelsEnd();
// (2) add time and value
metric->Accept(time, consumer);
// (3) add flag
consumer->OnMemOnly(opts.MemOnly);
consumer->OnMetricEnd();
}
}
void WriteLabels(IMetricConsumer* consumer, const ILabels& labels) {
consumer->OnLabelsBegin();
ConsumeLabels(consumer, labels);
consumer->OnLabelsEnd();
}
TMetricRegistry::TMetricRegistry() = default;
TMetricRegistry::TMetricRegistry(TMetricRegistry&& other) = default;
TMetricRegistry::~TMetricRegistry() = default;
TMetricRegistry::TMetricRegistry(const TLabels& commonLabels)
: TMetricRegistry{}
{
CommonLabels_ = commonLabels;
}
TMetricRegistry& TMetricRegistry::operator=(TMetricRegistry&& other) = default;
TMetricRegistry* TMetricRegistry::Instance() {
//return SharedInstance().get();
return Singleton<TMetricRegistry>();
}
std::shared_ptr<TMetricRegistry> TMetricRegistry::SharedInstance() {
static auto instance(std::make_shared<TMetricRegistry>());
return instance;
}
TGauge* TMetricRegistry::Gauge(TLabels labels) {
return GaugeWithOpts(std::move(labels));
}
TGauge* TMetricRegistry::GaugeWithOpts(TLabels labels, TMetricOpts opts) {
return Metric<TGauge, EMetricType::GAUGE>(std::move(labels), std::move(opts));
}
TGauge* TMetricRegistry::Gauge(ILabelsPtr labels) {
return GaugeWithOpts(std::move(labels));
}
TGauge* TMetricRegistry::GaugeWithOpts(ILabelsPtr labels, TMetricOpts opts) {
return Metric<TGauge, EMetricType::GAUGE>(std::move(labels), std::move(opts));
}
TLazyGauge* TMetricRegistry::LazyGauge(TLabels labels, std::function<double()> supplier) {
return LazyGaugeWithOpts(std::move(labels), std::move(supplier));
}
TLazyGauge* TMetricRegistry::LazyGaugeWithOpts(TLabels labels, std::function<double()> supplier, TMetricOpts opts) {
return Metric<TLazyGauge, EMetricType::GAUGE>(std::move(labels),std::move(opts), std::move(supplier));
}
TLazyGauge* TMetricRegistry::LazyGauge(ILabelsPtr labels, std::function<double()> supplier) {
return LazyGaugeWithOpts(std::move(labels), std::move(supplier));
}
TLazyGauge* TMetricRegistry::LazyGaugeWithOpts(ILabelsPtr labels, std::function<double()> supplier, TMetricOpts opts) {
return Metric<TLazyGauge, EMetricType::GAUGE>(std::move(labels), std::move(opts), std::move(supplier));
}
TIntGauge* TMetricRegistry::IntGauge(TLabels labels) {
return IntGaugeWithOpts(std::move(labels));
}
TIntGauge* TMetricRegistry::IntGaugeWithOpts(TLabels labels, TMetricOpts opts) {
return Metric<TIntGauge, EMetricType::IGAUGE>(std::move(labels), std::move(opts));
}
TIntGauge* TMetricRegistry::IntGauge(ILabelsPtr labels) {
return IntGaugeWithOpts(std::move(labels));
}
TIntGauge* TMetricRegistry::IntGaugeWithOpts(ILabelsPtr labels, TMetricOpts opts) {
return Metric<TIntGauge, EMetricType::IGAUGE>(std::move(labels), std::move(opts));
}
TLazyIntGauge* TMetricRegistry::LazyIntGauge(TLabels labels, std::function<i64()> supplier) {
return LazyIntGaugeWithOpts(std::move(labels), std::move(supplier));
}
TLazyIntGauge* TMetricRegistry::LazyIntGaugeWithOpts(TLabels labels, std::function<i64()> supplier, TMetricOpts opts) {
return Metric<TLazyIntGauge, EMetricType::IGAUGE>(std::move(labels), std::move(opts), std::move(supplier));
}
TLazyIntGauge* TMetricRegistry::LazyIntGauge(ILabelsPtr labels, std::function<i64()> supplier) {
return LazyIntGaugeWithOpts(std::move(labels), std::move(supplier));
}
TLazyIntGauge* TMetricRegistry::LazyIntGaugeWithOpts(ILabelsPtr labels, std::function<i64()> supplier, TMetricOpts opts) {
return Metric<TLazyIntGauge, EMetricType::IGAUGE>(std::move(labels), std::move(opts), std::move(supplier));
}
TCounter* TMetricRegistry::Counter(TLabels labels) {
return CounterWithOpts(std::move(labels));
}
TCounter* TMetricRegistry::CounterWithOpts(TLabels labels, TMetricOpts opts) {
return Metric<TCounter, EMetricType::COUNTER>(std::move(labels), std::move(opts));
}
TCounter* TMetricRegistry::Counter(ILabelsPtr labels) {
return CounterWithOpts(std::move(labels));
}
TCounter* TMetricRegistry::CounterWithOpts(ILabelsPtr labels, TMetricOpts opts) {
return Metric<TCounter, EMetricType::COUNTER>(std::move(labels), std::move(opts));
}
TLazyCounter* TMetricRegistry::LazyCounter(TLabels labels, std::function<ui64()> supplier) {
return LazyCounterWithOpts(std::move(labels), std::move(supplier));
}
TLazyCounter* TMetricRegistry::LazyCounterWithOpts(TLabels labels, std::function<ui64()> supplier, TMetricOpts opts) {
return Metric<TLazyCounter, EMetricType::COUNTER>(std::move(labels), std::move(opts), std::move(supplier));
}
TLazyCounter* TMetricRegistry::LazyCounter(ILabelsPtr labels, std::function<ui64()> supplier) {
return LazyCounterWithOpts(std::move(labels), std::move(supplier));
}
TLazyCounter* TMetricRegistry::LazyCounterWithOpts(ILabelsPtr labels, std::function<ui64()> supplier, TMetricOpts opts) {
return Metric<TLazyCounter, EMetricType::COUNTER>(std::move(labels), std::move(opts), std::move(supplier));
}
TRate* TMetricRegistry::Rate(TLabels labels) {
return RateWithOpts(std::move(labels));
}
TRate* TMetricRegistry::RateWithOpts(TLabels labels, TMetricOpts opts) {
return Metric<TRate, EMetricType::RATE>(std::move(labels), std::move(opts));
}
TRate* TMetricRegistry::Rate(ILabelsPtr labels) {
return RateWithOpts(std::move(labels));
}
TRate* TMetricRegistry::RateWithOpts(ILabelsPtr labels, TMetricOpts opts) {
return Metric<TRate, EMetricType::RATE>(std::move(labels), std::move(opts));
}
TLazyRate* TMetricRegistry::LazyRate(TLabels labels, std::function<ui64()> supplier) {
return LazyRateWithOpts(std::move(labels), std::move(supplier));
}
TLazyRate* TMetricRegistry::LazyRateWithOpts(TLabels labels, std::function<ui64()> supplier, TMetricOpts opts) {
return Metric<TLazyRate, EMetricType::RATE>(std::move(labels), std::move(opts), std::move(supplier));
}
TLazyRate* TMetricRegistry::LazyRate(ILabelsPtr labels, std::function<ui64()> supplier) {
return LazyRateWithOpts(std::move(labels), std::move(supplier));
}
TLazyRate* TMetricRegistry::LazyRateWithOpts(ILabelsPtr labels, std::function<ui64()> supplier, TMetricOpts opts) {
return Metric<TLazyRate, EMetricType::RATE>(std::move(labels), std::move(opts), std::move(supplier));
}
THistogram* TMetricRegistry::HistogramCounter(TLabels labels, IHistogramCollectorPtr collector) {
return HistogramCounterWithOpts(std::move(labels), std::move(collector));
}
THistogram* TMetricRegistry::HistogramCounterWithOpts(TLabels labels, IHistogramCollectorPtr collector, TMetricOpts opts) {
return Metric<THistogram, EMetricType::HIST>(std::move(labels), std::move(opts), std::move(collector), false);
}
THistogram* TMetricRegistry::HistogramCounter(ILabelsPtr labels, IHistogramCollectorPtr collector) {
return HistogramCounterWithOpts(std::move(labels), std::move(collector));
}
THistogram* TMetricRegistry::HistogramCounterWithOpts(ILabelsPtr labels, IHistogramCollectorPtr collector, TMetricOpts opts) {
return Metric<THistogram, EMetricType::HIST>(std::move(labels), std::move(opts), std::move(collector), false);
}
THistogram* TMetricRegistry::HistogramCounter(TLabels labels, std::function<IHistogramCollectorPtr()> supplier) {
return HistogramCounterWithOpts(std::move(labels), std::move(supplier));
}
THistogram* TMetricRegistry::HistogramCounterWithOpts(TLabels labels, std::function<IHistogramCollectorPtr()> supplier, TMetricOpts opts) {
return Metric<THistogram, EMetricType::HIST>(std::move(labels), std::move(opts), std::move(supplier), false);
}
THistogram* TMetricRegistry::HistogramCounter(ILabelsPtr labels, std::function<IHistogramCollectorPtr()> supplier) {
return HistogramCounterWithOpts(std::move(labels), std::move(supplier));
}
THistogram* TMetricRegistry::HistogramCounterWithOpts(ILabelsPtr labels, std::function<IHistogramCollectorPtr()> supplier, TMetricOpts opts) {
return Metric<THistogram, EMetricType::HIST>(std::move(labels), std::move(opts), std::move(supplier), false);
}
THistogram* TMetricRegistry::HistogramRate(TLabels labels, IHistogramCollectorPtr collector) {
return HistogramRateWithOpts(std::move(labels), std::move(collector));
}
THistogram* TMetricRegistry::HistogramRateWithOpts(TLabels labels, IHistogramCollectorPtr collector, TMetricOpts opts) {
return Metric<THistogram, EMetricType::HIST_RATE>(std::move(labels), std::move(opts), std::move(collector), true);
}
THistogram* TMetricRegistry::HistogramRate(ILabelsPtr labels, IHistogramCollectorPtr collector) {
return HistogramRateWithOpts(std::move(labels), std::move(collector));
}
THistogram* TMetricRegistry::HistogramRateWithOpts(ILabelsPtr labels, IHistogramCollectorPtr collector, TMetricOpts opts) {
return Metric<THistogram, EMetricType::HIST_RATE>(std::move(labels), std::move(opts), std::move(collector), true);
}
THistogram* TMetricRegistry::HistogramRate(TLabels labels, std::function<IHistogramCollectorPtr()> supplier) {
return HistogramRateWithOpts(std::move(labels), std::move(supplier));
}
THistogram* TMetricRegistry::HistogramRateWithOpts(TLabels labels, std::function<IHistogramCollectorPtr()> supplier, TMetricOpts opts) {
return Metric<THistogram, EMetricType::HIST_RATE>(std::move(labels), std::move(opts), std::move(supplier), true);
}
THistogram* TMetricRegistry::HistogramRate(ILabelsPtr labels, std::function<IHistogramCollectorPtr()> supplier) {
return HistogramRateWithOpts(std::move(labels), std::move(supplier));
}
THistogram* TMetricRegistry::HistogramRateWithOpts(ILabelsPtr labels, std::function<IHistogramCollectorPtr()> supplier, TMetricOpts opts) {
return Metric<THistogram, EMetricType::HIST_RATE>(std::move(labels), std::move(opts), std::move(supplier), true);
}
void TMetricRegistry::Reset() {
TWriteGuard g{*Lock_};
for (auto& [label, metricValue] : Metrics_) {
auto metric = metricValue.Metric;
switch (metric->Type()) {
case EMetricType::GAUGE:
static_cast<TGauge*>(metric.Get())->Set(.0);
break;
case EMetricType::IGAUGE:
static_cast<TIntGauge*>(metric.Get())->Set(0);
break;
case EMetricType::COUNTER:
static_cast<TCounter*>(metric.Get())->Reset();
break;
case EMetricType::RATE:
static_cast<TRate*>(metric.Get())->Reset();
break;
case EMetricType::HIST:
case EMetricType::HIST_RATE:
static_cast<THistogram*>(metric.Get())->Reset();
break;
case EMetricType::UNKNOWN:
case EMetricType::DSUMMARY:
case EMetricType::LOGHIST:
break;
}
}
}
void TMetricRegistry::Clear() {
TWriteGuard g{*Lock_};
Metrics_.clear();
}
template <typename TMetric, EMetricType type, typename TLabelsType, typename... Args>
TMetric* TMetricRegistry::Metric(TLabelsType&& labels, TMetricOpts&& opts, Args&&... args) {
{
TReadGuard g{*Lock_};
auto it = Metrics_.find(labels);
if (it != Metrics_.end()) {
Y_ENSURE(it->second.Metric->Type() == type, "cannot create metric " << labels
<< " with type " << MetricTypeToStr(type)
<< ", because registry already has same metric with type " << MetricTypeToStr(it->second.Metric->Type()));
Y_ENSURE(it->second.Opts.MemOnly == opts.MemOnly,"cannot create metric " << labels
<< " with memOnly=" << opts.MemOnly
<< ", because registry already has same metric with memOnly=" << it->second.Opts.MemOnly);
return static_cast<TMetric*>(it->second.Metric.Get());
}
}
{
IMetricPtr metric = MakeIntrusive<TMetric>(std::forward<Args>(args)...);
TWriteGuard g{*Lock_};
// decltype(Metrics_)::iterator breaks build on windows
THashMap<ILabelsPtr, TMetricValue>::iterator it;
TMetricValue metricValue = {metric, opts};
if constexpr (!std::is_convertible_v<TLabelsType, ILabelsPtr>) {
it = Metrics_.emplace(new TLabels{std::forward<TLabelsType>(labels)}, std::move(metricValue)).first;
} else {
it = Metrics_.emplace(std::forward<TLabelsType>(labels), std::move(metricValue)).first;
}
return static_cast<TMetric*>(it->second.Metric.Get());
}
}
void TMetricRegistry::RemoveMetric(const ILabels& labels) noexcept {
TWriteGuard g{*Lock_};
Metrics_.erase(labels);
}
void TMetricRegistry::Accept(TInstant time, IMetricConsumer* consumer) const {
consumer->OnStreamBegin();
if (!CommonLabels_.Empty()) {
consumer->OnLabelsBegin();
ConsumeLabels(consumer, CommonLabels_);
consumer->OnLabelsEnd();
}
TVector<std::pair<ILabelsPtr, TMetricValue>> tmpMetrics;
{
TReadGuard g{*Lock_};
tmpMetrics.reserve(Metrics_.size());
for (const auto& it: Metrics_) {
tmpMetrics.push_back(it);
}
}
for (const auto& it: tmpMetrics) {
ILabels* labels = it.first.Get();
IMetric* metric = it.second.Metric.Get();
TMetricOpts opts = it.second.Opts;
ConsumeMetric(
time,
consumer,
metric,
[&]() {
ConsumeLabels(consumer, *labels);
},
opts
);
}
consumer->OnStreamEnd();
}
void TMetricRegistry::Append(TInstant time, IMetricConsumer* consumer) const {
TReadGuard g{*Lock_};
for (const auto& it: Metrics_) {
ILabels* labels = it.first.Get();
IMetric* metric = it.second.Metric.Get();
TMetricOpts opts = it.second.Opts;
ConsumeMetric(
time,
consumer,
metric,
[&]() {
ConsumeLabels(consumer, CommonLabels_);
ConsumeLabels(consumer, *labels);
},
opts
);
}
}
}
|
