mirror of
https://github.com/zitadel/zitadel.git
synced 2024-12-12 19:14:23 +00:00
f680dd934d
* chore: rename package errors to zerrors * rename package errors to gerrors * fix error related linting issues * fix zitadel error assertion * fix gosimple linting issues * fix deprecated linting issues * resolve gci linting issues * fix import structure --------- Co-authored-by: Elio Bischof <elio@zitadel.com>
116 lines
3.0 KiB
Go
116 lines
3.0 KiB
Go
package otel
|
|
|
|
import (
|
|
"context"
|
|
"net/http"
|
|
"sync"
|
|
|
|
"github.com/prometheus/client_golang/prometheus/promhttp"
|
|
"go.opentelemetry.io/otel/attribute"
|
|
"go.opentelemetry.io/otel/exporters/prometheus"
|
|
"go.opentelemetry.io/otel/metric"
|
|
sdk_metric "go.opentelemetry.io/otel/sdk/metric"
|
|
|
|
"github.com/zitadel/zitadel/internal/telemetry/metrics"
|
|
otel_resource "github.com/zitadel/zitadel/internal/telemetry/otel"
|
|
"github.com/zitadel/zitadel/internal/zerrors"
|
|
)
|
|
|
|
type Metrics struct {
|
|
Provider metric.MeterProvider
|
|
Meter metric.Meter
|
|
Counters sync.Map
|
|
UpDownSumObserver sync.Map
|
|
ValueObservers sync.Map
|
|
}
|
|
|
|
func NewMetrics(meterName string) (metrics.Metrics, error) {
|
|
resource, err := otel_resource.ResourceWithService()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
exporter, err := prometheus.New()
|
|
if err != nil {
|
|
return &Metrics{}, err
|
|
}
|
|
meterProvider := sdk_metric.NewMeterProvider(
|
|
sdk_metric.WithReader(exporter),
|
|
sdk_metric.WithResource(resource),
|
|
)
|
|
return &Metrics{
|
|
Provider: meterProvider,
|
|
Meter: meterProvider.Meter(meterName),
|
|
}, nil
|
|
}
|
|
|
|
func (m *Metrics) GetExporter() http.Handler {
|
|
return promhttp.Handler()
|
|
}
|
|
|
|
func (m *Metrics) GetMetricsProvider() metric.MeterProvider {
|
|
return m.Provider
|
|
}
|
|
|
|
func (m *Metrics) RegisterCounter(name, description string) error {
|
|
if _, exists := m.Counters.Load(name); exists {
|
|
return nil
|
|
}
|
|
counter, err := m.Meter.Int64Counter(name, metric.WithDescription(description))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
m.Counters.Store(name, counter)
|
|
return nil
|
|
}
|
|
|
|
func (m *Metrics) AddCount(ctx context.Context, name string, value int64, labels map[string]attribute.Value) error {
|
|
counter, exists := m.Counters.Load(name)
|
|
if !exists {
|
|
return zerrors.ThrowNotFound(nil, "METER-4u8fs", "Errors.Metrics.Counter.NotFound")
|
|
}
|
|
counter.(metric.Int64Counter).Add(ctx, value, MapToAddOption(labels)...)
|
|
return nil
|
|
}
|
|
|
|
func (m *Metrics) RegisterUpDownSumObserver(name, description string, callbackFunc metric.Int64Callback) error {
|
|
if _, exists := m.UpDownSumObserver.Load(name); exists {
|
|
return nil
|
|
}
|
|
|
|
counter, err := m.Meter.Int64ObservableUpDownCounter(name, metric.WithInt64Callback(callbackFunc), metric.WithDescription(description))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
m.UpDownSumObserver.Store(name, counter)
|
|
return nil
|
|
}
|
|
|
|
func (m *Metrics) RegisterValueObserver(name, description string, callbackFunc metric.Int64Callback) error {
|
|
if _, exists := m.UpDownSumObserver.Load(name); exists {
|
|
return nil
|
|
}
|
|
|
|
gauge, err := m.Meter.Int64ObservableGauge(name, metric.WithInt64Callback(callbackFunc), metric.WithDescription(description))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
m.UpDownSumObserver.Store(name, gauge)
|
|
return nil
|
|
}
|
|
|
|
func MapToAddOption(labels map[string]attribute.Value) []metric.AddOption {
|
|
if labels == nil {
|
|
return nil
|
|
}
|
|
keyValues := make([]attribute.KeyValue, 0, len(labels))
|
|
for key, value := range labels {
|
|
keyValues = append(keyValues, attribute.KeyValue{
|
|
Key: attribute.Key(key),
|
|
Value: value,
|
|
})
|
|
}
|
|
return []metric.AddOption{metric.WithAttributes(keyValues...)}
|
|
}
|