/
config.go
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/
config.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://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 stanza // import "github.com/open-telemetry/opentelemetry-collector-contrib/internal/stanza"
import (
"time"
"go.opentelemetry.io/collector/config"
"gopkg.in/yaml.v2"
"github.com/open-telemetry/opentelemetry-collector-contrib/pkg/stanza/operator"
)
// BaseConfig is the common configuration of a stanza-based receiver
type BaseConfig struct {
config.ReceiverSettings `mapstructure:",squash"`
Operators OperatorConfigs `mapstructure:"operators"`
Converter ConverterConfig `mapstructure:"converter"`
}
// OperatorConfigs is an alias that allows for unmarshaling outside of mapstructure
// Stanza operators should will be migrated to mapstructure for greater compatibility
// but this allows a temporary solution
type OperatorConfigs []map[string]interface{}
// ConverterConfig controls how the internal entry.Entry to plog.Logs converter
// works.
type ConverterConfig struct {
// MaxFlushCount defines the maximum number of entries that can be
// accumulated before flushing them for further processing.
MaxFlushCount uint `mapstructure:"max_flush_count"`
// FlushInterval defines how often to flush the converted and accumulated
// log entries.
FlushInterval time.Duration `mapstructure:"flush_interval"`
// WorkerCount defines how many worker goroutines used for entry.Entry to
// log records translation should be spawned.
// By default: math.Max(1, runtime.NumCPU()/4) workers are spawned.
WorkerCount int `mapstructure:"worker_count"`
}
// InputConfig is an alias that allows unmarshaling outside of mapstructure
// This is meant to be used only for the input operator
type InputConfig map[string]interface{}
// decodeOperatorConfigs is an unmarshaling workaround for stanza operators
// This is needed only until stanza operators are migrated to mapstructure
func (cfg BaseConfig) DecodeOperatorConfigs() ([]operator.Config, error) {
if len(cfg.Operators) == 0 {
return []operator.Config{}, nil
}
yamlBytes, _ := yaml.Marshal(cfg.Operators)
operatorCfgs := []operator.Config{}
if err := yaml.Unmarshal(yamlBytes, &operatorCfgs); err != nil {
return nil, err
}
return operatorCfgs, nil
}