Vasiliy Tolstov
3f589b20c4
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Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
122 lines
2.9 KiB
Go
122 lines
2.9 KiB
Go
package victoriametrics
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import (
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"io"
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"time"
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"github.com/VictoriaMetrics/metrics"
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"go.unistack.org/micro/v4/meter"
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"go.unistack.org/micro/v4/options"
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)
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type victoriametricsMeter struct {
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set *metrics.Set
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opts meter.Options
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}
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func NewMeter(opts ...options.Option) meter.Meter {
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return &victoriametricsMeter{set: metrics.NewSet(), opts: meter.NewOptions(opts...)}
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}
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func (r *victoriametricsMeter) Name() string {
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return r.opts.Name
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}
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func (r *victoriametricsMeter) Clone(opts ...options.Option) meter.Meter {
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options := r.opts
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for _, o := range opts {
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o(&options)
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}
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return &victoriametricsMeter{set: r.set, opts: options}
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}
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func (r *victoriametricsMeter) buildName(name string, labels ...string) string {
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if len(r.opts.MetricPrefix) > 0 {
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name = r.opts.MetricPrefix + name
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}
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nl := len(r.opts.Labels) + len(labels)
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if nl == 0 {
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return name
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}
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nlabels := make([]string, 0, nl)
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nlabels = append(nlabels, r.opts.Labels...)
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nlabels = append(nlabels, labels...)
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if len(r.opts.LabelPrefix) == 0 {
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return meter.BuildName(name, nlabels...)
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}
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for idx := 0; idx < nl; idx++ {
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nlabels[idx] = r.opts.LabelPrefix + nlabels[idx]
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idx++
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}
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return meter.BuildName(name, nlabels...)
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}
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func (r *victoriametricsMeter) Counter(name string, labels ...string) meter.Counter {
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return r.set.GetOrCreateCounter(r.buildName(name, labels...))
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}
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func (r *victoriametricsMeter) FloatCounter(name string, labels ...string) meter.FloatCounter {
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return r.set.GetOrCreateFloatCounter(r.buildName(name, labels...))
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}
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func (r *victoriametricsMeter) Gauge(name string, f func() float64, labels ...string) meter.Gauge {
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return r.set.GetOrCreateGauge(r.buildName(name, labels...), f)
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}
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func (r *victoriametricsMeter) Histogram(name string, labels ...string) meter.Histogram {
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return r.set.GetOrCreateHistogram(r.buildName(name, labels...))
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}
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func (r *victoriametricsMeter) Summary(name string, labels ...string) meter.Summary {
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return r.set.GetOrCreateSummary(r.buildName(name, labels...))
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}
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func (r *victoriametricsMeter) SummaryExt(name string, window time.Duration, quantiles []float64, labels ...string) meter.Summary {
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return r.set.GetOrCreateSummaryExt(r.buildName(name, labels...), window, quantiles)
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}
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func (r *victoriametricsMeter) Set(opts ...options.Option) meter.Meter {
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m := &victoriametricsMeter{opts: r.opts}
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for _, o := range opts {
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o(&m.opts)
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}
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m.set = metrics.NewSet()
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return m
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}
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func (r *victoriametricsMeter) Init(opts ...options.Option) error {
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for _, o := range opts {
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o(&r.opts)
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}
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return nil
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}
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func (r *victoriametricsMeter) Write(w io.Writer, opts ...options.Option) error {
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options := r.opts
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for _, o := range opts {
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o(&options)
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}
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r.set.WritePrometheus(w)
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if options.WriteProcessMetrics {
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metrics.WriteProcessMetrics(w)
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}
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if options.WriteFDMetrics {
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metrics.WriteFDMetrics(w)
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}
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return nil
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}
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func (r *victoriametricsMeter) Options() meter.Options {
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return r.opts
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}
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func (r *victoriametricsMeter) String() string {
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return "victoriametrics"
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}
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