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/*
*
* Copyright 2019 Intel Corporation.
* 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 config
import (
"go.uber.org/zap"
"log"
"sync"
)
var logOnce sync.Once
var slogger *zap.SugaredLogger
//GetLoggerInstance returns a singleton instance of logger
func GetLoggerInstance() *zap.SugaredLogger {
logOnce.Do(func() {
logger, err := zap.NewProduction()
if err != nil {
log.Fatalf("can't initialize zap logger: %v", err)
}
defer logger.Sync()
slogger = logger.Sugar()
})
return slogger
}
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