opentelemetry-collector/processor/attributesprocessor/factory.go

111 lines
3.4 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 attributesprocessor
import (
"context"
"fmt"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/config"
"go.opentelemetry.io/collector/consumer"
"go.opentelemetry.io/collector/internal/processor/filterlog"
"go.opentelemetry.io/collector/internal/processor/filterspan"
"go.opentelemetry.io/collector/processor/processorhelper"
)
const (
// typeStr is the value of "type" key in configuration.
typeStr = "attributes"
)
var processorCapabilities = consumer.Capabilities{MutatesData: true}
// NewFactory returns a new factory for the Attributes processor.
func NewFactory() component.ProcessorFactory {
return processorhelper.NewFactory(
typeStr,
createDefaultConfig,
processorhelper.WithTraces(createTracesProcessor),
processorhelper.WithLogs(createLogProcessor))
}
// Note: This isn't a valid configuration because the processor would do no work.
func createDefaultConfig() config.Processor {
return &Config{
ProcessorSettings: config.NewProcessorSettings(config.NewID(typeStr)),
}
}
func createTracesProcessor(
_ context.Context,
_ component.ProcessorCreateSettings,
cfg config.Processor,
nextConsumer consumer.Traces,
) (component.TracesProcessor, error) {
oCfg := cfg.(*Config)
if len(oCfg.Actions) == 0 {
return nil, fmt.Errorf("error creating \"attributes\" processor due to missing required field \"actions\" of processor %v", cfg.ID())
}
attrProc, err := processorhelper.NewAttrProc(&oCfg.Settings)
if err != nil {
return nil, fmt.Errorf("error creating \"attributes\" processor: %w of processor %v", err, cfg.ID())
}
include, err := filterspan.NewMatcher(oCfg.Include)
if err != nil {
return nil, err
}
exclude, err := filterspan.NewMatcher(oCfg.Exclude)
if err != nil {
return nil, err
}
return processorhelper.NewTracesProcessor(
cfg,
nextConsumer,
newSpanAttributesProcessor(attrProc, include, exclude).processTraces,
processorhelper.WithCapabilities(processorCapabilities))
}
func createLogProcessor(
_ context.Context,
_ component.ProcessorCreateSettings,
cfg config.Processor,
nextConsumer consumer.Logs,
) (component.LogsProcessor, error) {
oCfg := cfg.(*Config)
if len(oCfg.Actions) == 0 {
return nil, fmt.Errorf("error creating \"attributes\" processor due to missing required field \"actions\" of processor %v", cfg.ID())
}
attrProc, err := processorhelper.NewAttrProc(&oCfg.Settings)
if err != nil {
return nil, fmt.Errorf("error creating \"attributes\" processor: %w of processor %v", err, cfg.ID())
}
include, err := filterlog.NewMatcher(oCfg.Include)
if err != nil {
return nil, err
}
exclude, err := filterlog.NewMatcher(oCfg.Exclude)
if err != nil {
return nil, err
}
return processorhelper.NewLogsProcessor(
cfg,
nextConsumer,
newLogAttributesProcessor(attrProc, include, exclude).processLogs,
processorhelper.WithCapabilities(processorCapabilities))
}