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factory.go
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factory.go
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// 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:https://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 kafkametricsreceiver // import "github.com/open-telemetry/opentelemetry-collector-contrib/receiver/kafkametricsreceiver"
import (
"context"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/consumer"
"go.opentelemetry.io/collector/receiver/scraperhelper"
"github.com/open-telemetry/opentelemetry-collector-contrib/receiver/kafkametricsreceiver/internal/metadata"
)
const (
typeStr = "kafkametrics"
stability = component.StabilityLevelBeta
defaultBroker = "localhost:9092"
defaultGroupMatch = ".*"
defaultTopicMatch = "^[^_].*$"
defaultClientID = "otel-metrics-receiver"
)
// NewFactory creates kafkametrics receiver factory.
func NewFactory() component.ReceiverFactory {
return component.NewReceiverFactory(
typeStr,
createDefaultConfig,
component.WithMetricsReceiver(createMetricsReceiver, stability))
}
func createDefaultConfig() component.Config {
return &Config{
ScraperControllerSettings: scraperhelper.NewDefaultScraperControllerSettings(typeStr),
Brokers: []string{defaultBroker},
GroupMatch: defaultGroupMatch,
TopicMatch: defaultTopicMatch,
ClientID: defaultClientID,
Metrics: metadata.DefaultMetricsSettings(),
}
}
func createMetricsReceiver(
ctx context.Context,
params component.ReceiverCreateSettings,
cfg component.Config,
nextConsumer consumer.Metrics) (component.MetricsReceiver, error) {
c := cfg.(*Config)
r, err := newMetricsReceiver(ctx, *c, params, nextConsumer)
if err != nil {
return nil, err
}
return r, nil
}