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otlp_marshaler.go
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/
otlp_marshaler.go
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// Copyright 2020 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 kafkaexporter
import (
"github.com/Shopify/sarama"
"go.opentelemetry.io/collector/consumer/pdata"
)
var _ TracesMarshaler = (*otlpTracesPbMarshaler)(nil)
var _ MetricsMarshaler = (*otlpMetricsPbMarshaler)(nil)
type otlpTracesPbMarshaler struct {
}
func (m *otlpTracesPbMarshaler) Encoding() string {
return defaultEncoding
}
func (m *otlpTracesPbMarshaler) Marshal(td pdata.Traces, topic string) ([]*sarama.ProducerMessage, error) {
bts, err := td.ToOtlpProtoBytes()
if err != nil {
return nil, err
}
return []*sarama.ProducerMessage{
{
Topic: topic,
Value: sarama.ByteEncoder(bts),
},
}, nil
}
type otlpMetricsPbMarshaler struct {
}
func (m *otlpMetricsPbMarshaler) Encoding() string {
return defaultEncoding
}
func (m *otlpMetricsPbMarshaler) Marshal(md pdata.Metrics, topic string) ([]*sarama.ProducerMessage, error) {
bts, err := md.ToOtlpProtoBytes()
if err != nil {
return nil, err
}
return []*sarama.ProducerMessage{
{
Topic: topic,
Value: sarama.ByteEncoder(bts),
},
}, nil
}
type otlpLogsPbMarshaler struct {
}
func (m *otlpLogsPbMarshaler) Encoding() string {
return defaultEncoding
}
func (m *otlpLogsPbMarshaler) Marshal(ld pdata.Logs, topic string) ([]*sarama.ProducerMessage, error) {
bts, err := ld.ToOtlpProtoBytes()
if err != nil {
return nil, err
}
return []*sarama.ProducerMessage{
{
Topic: topic,
Value: sarama.ByteEncoder(bts),
},
}, nil
}