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[#312] metrics: Add writecache metrcis

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Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2023-05-19 11:17:19 +03:00 • committed by Evgenii Stratonikov
parent d212d908b5
commit 2ce43935f9
14 changed files with 415 additions and 32 deletions
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38
pkg/metrics/desc.go
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@ -48,6 +48,18 @@ func newGaugeVec(opts prometheus.GaugeOpts, labelNames []string) metric[*prometh
}
}
func newGaugeFunc(opts prometheus.GaugeOpts, f func() float64) metric[prometheus.GaugeFunc] {
return metric[prometheus.GaugeFunc]{
value: prometheus.NewGaugeFunc(opts, f),
desc: Description{
Name: prometheus.BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
Type: dto.MetricType_GAUGE.String(),
Help: opts.Help,
ConstantLabels: opts.ConstLabels,
},
}
}
func newCounter(opts prometheus.CounterOpts) metric[prometheus.Counter] {
return metric[prometheus.Counter]{
value: prometheus.NewCounter(opts),
@ -60,6 +72,32 @@ func newCounter(opts prometheus.CounterOpts) metric[prometheus.Counter] {
}
}
func newCounterVec(opts prometheus.CounterOpts, labels []string) metric[*prometheus.CounterVec] {
return metric[*prometheus.CounterVec]{
value: prometheus.NewCounterVec(opts, labels),
desc: Description{
Name: prometheus.BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
Type: dto.MetricType_COUNTER.String(),
Help: opts.Help,
ConstantLabels: opts.ConstLabels,
VariableLabels: labels,
},
}
}
func newHistogramVec(opts prometheus.HistogramOpts, labelNames []string) metric[*prometheus.HistogramVec] {
return metric[*prometheus.HistogramVec]{
value: prometheus.NewHistogramVec(opts, labelNames),
desc: Description{
Name: prometheus.BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
Type: dto.MetricType_HISTOGRAM.String(),
Help: opts.Help,
ConstantLabels: opts.ConstLabels,
VariableLabels: labelNames,
},
}
}
// DescribeAll returns descriptions for all registered metrics.
func DescribeAll() ([]Description, error) {
registeredDescriptionsMtx.Lock()