opentelemetry-collector/component/exporter.go

100 lines
3.2 KiB
Go

// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package component
import (
"context"
"go.uber.org/zap"
"go.opentelemetry.io/collector/config/configmodels"
"go.opentelemetry.io/collector/consumer"
)
// Exporter defines functions that all exporters must implement.
type Exporter interface {
Component
}
// TracesExporter is a Exporter that can consume traces.
type TracesExporter interface {
Exporter
consumer.Traces
}
// MetricsExporter is an Exporter that can consume metrics.
type MetricsExporter interface {
Exporter
consumer.Metrics
}
// LogsExporter is an Exporter that can consume logs.
type LogsExporter interface {
Exporter
consumer.Logs
}
// ExporterCreateParams is passed to Create*Exporter functions.
type ExporterCreateParams struct {
// Logger that the factory can use during creation and can pass to the created
// component to be used later as well.
Logger *zap.Logger
// ApplicationStartInfo can be used by components for informational purposes
ApplicationStartInfo ApplicationStartInfo
}
// ExporterFactory can create TracesExporter and MetricsExporter. This is the
// new factory type that can create new style exporters.
type ExporterFactory interface {
Factory
// CreateDefaultConfig creates the default configuration for the Exporter.
// This method can be called multiple times depending on the pipeline
// configuration and should not cause side-effects that prevent the creation
// of multiple instances of the Exporter.
// The object returned by this method needs to pass the checks implemented by
// 'configcheck.ValidateConfig'. It is recommended to have such check in the
// tests of any implementation of the Factory interface.
CreateDefaultConfig() configmodels.Exporter
// CreateTracesExporter creates a trace exporter based on this config.
// If the exporter type does not support tracing or if the config is not valid
// error will be returned instead.
CreateTracesExporter(
ctx context.Context,
params ExporterCreateParams,
cfg configmodels.Exporter,
) (TracesExporter, error)
// CreateMetricsExporter creates a metrics exporter based on this config.
// If the exporter type does not support metrics or if the config is not valid
// error will be returned instead.
CreateMetricsExporter(
ctx context.Context,
params ExporterCreateParams,
cfg configmodels.Exporter,
) (MetricsExporter, error)
// CreateLogsExporter creates an exporter based on the config.
// If the exporter type does not support logs or if the config is not valid
// error will be returned instead.
CreateLogsExporter(
ctx context.Context,
params ExporterCreateParams,
cfg configmodels.Exporter,
) (LogsExporter, error)
}