Курнат Андрей
82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
package metrics
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import "github.com/prometheus/client_golang/prometheus"
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var (
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// Namespace defines the namespace for the defines metrics.
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Namespace = "qsfera"
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// Subsystem defines the subsystem for the defines metrics.
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Subsystem = "webfinger"
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)
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// Metrics defines the available metrics of this service.
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type Metrics struct {
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BuildInfo *prometheus.GaugeVec
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Counter *prometheus.CounterVec
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Latency *prometheus.SummaryVec
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Duration *prometheus.HistogramVec
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}
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// New initializes the available metrics.
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func New(opts ...Option) *Metrics {
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options := newOptions(opts...)
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m := &Metrics{
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BuildInfo: prometheus.NewGaugeVec(prometheus.GaugeOpts{
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Namespace: Namespace,
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Subsystem: Subsystem,
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Name: "build_info",
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Help: "Build information",
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}, []string{"version"}),
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Counter: prometheus.NewCounterVec(prometheus.CounterOpts{
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Namespace: Namespace,
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Subsystem: Subsystem,
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Name: "webfinger_total",
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Help: "How many webfinger requests processed",
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}, []string{}),
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Latency: prometheus.NewSummaryVec(prometheus.SummaryOpts{
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Namespace: Namespace,
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Subsystem: Subsystem,
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Name: "webfinger_latency_microseconds",
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Help: "Webfinger request latencies in microseconds",
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}, []string{}),
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Duration: prometheus.NewHistogramVec(prometheus.HistogramOpts{
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Namespace: Namespace,
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Subsystem: Subsystem,
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Name: "webfinger_duration_seconds",
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Help: "Webfinger request time in seconds",
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}, []string{}),
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}
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if err := prometheus.Register(m.BuildInfo); err != nil {
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options.Logger.Error().
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Err(err).
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Str("metric", "BuildInfo").
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Msg("Failed to register prometheus metric")
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}
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if err := prometheus.Register(m.Counter); err != nil {
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options.Logger.Error().
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Err(err).
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Str("metric", "counter").
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Msg("Failed to register prometheus metric")
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}
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if err := prometheus.Register(m.Latency); err != nil {
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options.Logger.Error().
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Err(err).
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Str("metric", "latency").
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Msg("Failed to register prometheus metric")
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}
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if err := prometheus.Register(m.Duration); err != nil {
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options.Logger.Error().
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Err(err).
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Str("metric", "duration").
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Msg("Failed to register prometheus metric")
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}
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return m
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}
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