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minio/logger.go

88 lines
2.3 KiB

/*
* Minio Cloud Storage, (C) 2015 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 (
"encoding/json"
"reflect"
"github.com/Sirupsen/logrus"
"github.com/minio/minio/pkg/probe"
"github.com/weekface/mgorus"
)
type fields map[string]interface{}
var log = logrus.New() // Default console logger.
// log2Mongo enables logging to mongodb. Use capped collection to
func log2Mongo(url, db, collection string) *probe.Error {
hooker, e := mgorus.NewHooker(url, db, collection)
if e != nil {
return probe.NewError(e)
}
log.Hooks.Add(hooker) // Add mongodb hook.
log.Formatter = &logrus.JSONFormatter{} // JSON formatted log.
log.Level = logrus.InfoLevel // Minimum log level.
return nil
}
func errorIf(err *probe.Error, msg string, fields map[string]interface{}) {
if err == nil {
return
}
if fields == nil {
fields = make(map[string]interface{})
}
fields["Error"] = struct {
Cause string `json:"cause,omitempty"`
Type string `json:"type,omitempty"`
CallTrace []probe.TracePoint `json:"trace,omitempty"`
SysInfo map[string]string `json:"sysinfo,omitempty"`
}{
err.Cause.Error(),
reflect.TypeOf(err.Cause).String(),
err.CallTrace,
err.SysInfo,
}
log.WithFields(fields).Error(msg)
}
func fatalIf(err *probe.Error, msg string, fields map[string]interface{}) {
if err == nil {
return
}
if fields == nil {
fields = make(map[string]interface{})
}
fields["error"] = err.ToGoError()
if jsonErr, e := json.Marshal(err); e == nil {
fields["probe"] = string(jsonErr)
}
log.WithFields(fields).Fatal(msg)
}
func audit(msg string, fields logrus.Fields) {
if fields == nil {
fields = make(map[string]interface{})
}
log.WithFields(fields).Info(msg)
}