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log.go
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log.go
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/*
* enqueuestomp
*
* MIT License
*
* Copyright (c) 2020 Globo.com
*/
package enqueuestomp
import (
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
type Logger interface {
Debugf(template string, args ...interface{})
Errorf(template string, args ...interface{})
}
// NoopLogger does not log anything.
type NoopLogger struct{}
// Debugf does nothing.
func (l NoopLogger) Debugf(template string, args ...interface{}) {}
// Errorf does nothing.
func (l NoopLogger) Errorf(template string, args ...interface{}) {}
func (emq *EnqueueStompImpl) newOutput() (err error) {
if emq.config.WriteOutputPath == "" {
return nil
}
config := zap.Config{
Level: zap.NewAtomicLevelAt(zap.InfoLevel),
Development: false,
DisableCaller: true,
Encoding: "json",
EncoderConfig: zap.NewProductionEncoderConfig(),
ErrorOutputPaths: []string{"stderr"},
OutputPaths: []string{
emq.config.WriteOutputPath,
},
}
config.EncoderConfig.EncodeTime = zapcore.RFC3339NanoTimeEncoder
if emq.output, err = config.Build(); err == nil {
emq.hasOutput = true
}
return err
}
func (emq *EnqueueStompImpl) writeOutput(action string, identifier string, destinationType string, destinationName string, body []byte, logField LogField) {
if emq.hasOutput {
fields := []zap.Field{
zap.String("identifier", identifier),
zap.String("destinationType", destinationType),
zap.String("destinationName", destinationName),
zap.ByteString("body", body),
}
if logField != nil && len(logField.getFields()) > 0 {
fields = append(fields, logField.getFields()...)
}
emq.output.Info(action, fields...)
}
}
func (emq *EnqueueStompImpl) debugLogger(template string, args ...interface{}) {
emq.log.Debugf(template, args...)
}
func (emq *EnqueueStompImpl) errorLogger(template string, args ...interface{}) {
emq.log.Errorf(template, args...)
}