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logger.go
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logger.go
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// Copyright 2023 The Cello 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 logger is the CNI logger interface, using logrus
package logger
// log is a global var so that log function can be directly accessed.
var log Logger
// Fields Used when we want to call WithFields for structured logging.
type Fields map[string]interface{}
type Logger interface {
Debugf(format string, args ...interface{})
Debug(args ...interface{})
DebugWithFields(fields Fields, args ...interface{})
Infof(format string, args ...interface{})
Info(args ...interface{})
InfoWithFields(fields Fields, args ...interface{})
Warnf(format string, args ...interface{})
Warn(args ...interface{})
WarnWithFields(fields Fields, args ...interface{})
Errorf(format string, args ...interface{})
Error(args ...interface{})
ErrorWithFields(fields Fields, args ...interface{})
Fatalf(format string, args ...interface{})
Panicf(format string, args ...interface{})
WithFields(fields Fields) Logger
SetLogLevel(level string)
}
// GetLogger return the default instance.
func GetLogger() Logger {
if log == nil {
logConfig := LoadLogConfig()
log = New(logConfig)
}
return log
}
// New return new initializes logger.
func New(config *Configuration) Logger {
return config.newLogrusLogger()
}