/
factory.go
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/
factory.go
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// Copyright 2019, 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 memorylimiter
import (
"go.uber.org/zap"
"github.com/open-telemetry/opentelemetry-collector/config/configmodels"
"github.com/open-telemetry/opentelemetry-collector/consumer"
"github.com/open-telemetry/opentelemetry-collector/processor"
)
const (
// The value of "type" Attribute Key in configuration.
typeStr = "memory_limiter"
)
// Factory is the factory for Attribute Key processor.
type Factory struct {
}
// Type gets the type of the config created by this factory.
func (f *Factory) Type() string {
return typeStr
}
// CreateDefaultConfig creates the default configuration for processor. Notice
// that the default configuration is expected to fail for this processor.
func (f *Factory) CreateDefaultConfig() configmodels.Processor {
return &Config{
ProcessorSettings: configmodels.ProcessorSettings{
TypeVal: typeStr,
NameVal: typeStr,
},
}
}
// CreateTraceProcessor creates a trace processor based on this config.
func (f *Factory) CreateTraceProcessor(
logger *zap.Logger,
nextConsumer consumer.TraceConsumer,
cfg configmodels.Processor,
) (processor.TraceProcessor, error) {
return f.createProcessor(logger, nextConsumer, nil, cfg)
}
// CreateMetricsProcessor creates a metrics processor based on this config.
func (f *Factory) CreateMetricsProcessor(
logger *zap.Logger,
nextConsumer consumer.MetricsConsumer,
cfg configmodels.Processor,
) (processor.MetricsProcessor, error) {
return f.createProcessor(logger, nil, nextConsumer, cfg)
}
func (f *Factory) createProcessor(
logger *zap.Logger,
traceConsumer consumer.TraceConsumer,
metricConsumer consumer.MetricsConsumer,
cfg configmodels.Processor,
) (processor.DualTypeProcessor, error) {
const mibBytes = 1024 * 1024
pCfg := cfg.(*Config)
return New(
cfg.Name(),
traceConsumer,
metricConsumer,
pCfg.CheckInterval,
uint64(pCfg.MemoryLimitMiB)*mibBytes,
uint64(pCfg.MemorySpikeLimitMiB)*mibBytes,
uint64(pCfg.BallastSizeMiB)*mibBytes,
logger,
)
}