minio/logger.go
2016-04-29 14:24:10 -07:00

79 lines
1.9 KiB
Go

/*
* Minio Cloud Storage, (C) 2015, 2016 Minio, Inc.
*
* 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 main
import (
"reflect"
"github.com/Sirupsen/logrus"
)
type fields map[string]interface{}
var log = logrus.New() // Default console logger.
// logger carries logging configuration for various supported loggers.
// Currently supported loggers are
//
// - console [default]
// - file
// - syslog
//
type logger struct {
Console consoleLogger `json:"console"`
File fileLogger `json:"file"`
Syslog syslogLogger `json:"syslog"`
// Add new loggers here.
}
// errorIf synonymous with fatalIf but doesn't exit on error != nil
func errorIf(err error, msg string, fields logrus.Fields) {
if err == nil {
return
}
if fields == nil {
fields = make(logrus.Fields)
}
fields["Error"] = struct {
Cause string `json:"cause,omitempty"`
Type string `json:"type,omitempty"`
}{
err.Error(),
reflect.TypeOf(err).String(),
}
log.WithFields(fields).Error(msg)
}
// fatalIf wrapper function which takes error and prints jsonic error messages.
func fatalIf(err error, msg string, fields logrus.Fields) {
if err == nil {
return
}
if fields == nil {
fields = make(logrus.Fields)
}
fields["Error"] = struct {
Cause string `json:"cause,omitempty"`
Type string `json:"type,omitempty"`
}{
err.Error(),
reflect.TypeOf(err).String(),
}
log.WithFields(fields).Fatal(msg)
}