opentelemetry-collector/connector/metrics_router.go

38 lines
1.1 KiB
Go

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package connector // import "go.opentelemetry.io/collector/connector"
import (
"go.opentelemetry.io/collector/connector/internal"
"go.opentelemetry.io/collector/consumer"
"go.opentelemetry.io/collector/internal/fanoutconsumer"
"go.opentelemetry.io/collector/pipeline"
)
// MetricsRouterAndConsumer feeds the first consumer.Metrics in each of the specified pipelines.
type MetricsRouterAndConsumer interface {
consumer.Metrics
Consumer(...pipeline.ID) (consumer.Metrics, error)
PipelineIDs() []pipeline.ID
privateFunc()
}
type metricsRouter struct {
consumer.Metrics
internal.BaseRouter[consumer.Metrics]
}
func NewMetricsRouter(cm map[pipeline.ID]consumer.Metrics) MetricsRouterAndConsumer {
consumers := make([]consumer.Metrics, 0, len(cm))
for _, cons := range cm {
consumers = append(consumers, cons)
}
return &metricsRouter{
Metrics: fanoutconsumer.NewMetrics(consumers),
BaseRouter: internal.NewBaseRouter(fanoutconsumer.NewMetrics, cm),
}
}
func (r *metricsRouter) privateFunc() {}