mirror of
https://github.com/minio/minio.git
synced 2024-12-28 16:15:56 -05:00
113 lines
2.7 KiB
Go
113 lines
2.7 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 cmd
|
|
|
|
import (
|
|
"fmt"
|
|
"path"
|
|
"runtime"
|
|
"strings"
|
|
"sync"
|
|
|
|
"github.com/Sirupsen/logrus"
|
|
)
|
|
|
|
type fields map[string]interface{}
|
|
|
|
var log = struct {
|
|
loggers []*logrus.Logger // All registered loggers.
|
|
mu sync.Mutex
|
|
}{}
|
|
|
|
// logger carries logging configuration for various supported loggers.
|
|
// Currently supported loggers are
|
|
//
|
|
// - console [default]
|
|
// - file
|
|
type logger struct {
|
|
Console consoleLogger `json:"console"`
|
|
File fileLogger `json:"file"`
|
|
// Add new loggers here.
|
|
}
|
|
|
|
// Get file, line, function name of the caller.
|
|
func callerSource() string {
|
|
pc, file, line, success := runtime.Caller(2)
|
|
if !success {
|
|
file = "<unknown>"
|
|
line = 0
|
|
}
|
|
file = path.Base(file)
|
|
name := runtime.FuncForPC(pc).Name()
|
|
name = strings.TrimPrefix(name, "github.com/minio/minio/cmd.")
|
|
return fmt.Sprintf("[%s:%d:%s()]", file, line, name)
|
|
}
|
|
|
|
// errorIf synonymous with fatalIf but doesn't exit on error != nil
|
|
func errorIf(err error, msg string, data ...interface{}) {
|
|
if err == nil || !isErrLogged(err) {
|
|
return
|
|
}
|
|
source := callerSource()
|
|
fields := logrus.Fields{
|
|
"source": source,
|
|
"cause": err.Error(),
|
|
}
|
|
if e, ok := err.(*Error); ok {
|
|
fields["stack"] = strings.Join(e.Trace(), " ")
|
|
}
|
|
|
|
for _, log := range log.loggers {
|
|
log.WithFields(fields).Errorf(msg, data...)
|
|
}
|
|
}
|
|
|
|
// fatalIf wrapper function which takes error and prints jsonic error messages.
|
|
func fatalIf(err error, msg string, data ...interface{}) {
|
|
if err == nil || !isErrLogged(err) {
|
|
return
|
|
}
|
|
source := callerSource()
|
|
fields := logrus.Fields{
|
|
"source": source,
|
|
"cause": err.Error(),
|
|
}
|
|
if e, ok := err.(*Error); ok {
|
|
fields["stack"] = strings.Join(e.Trace(), " ")
|
|
}
|
|
for _, log := range log.loggers {
|
|
log.WithFields(fields).Fatalf(msg, data...)
|
|
}
|
|
}
|
|
|
|
// returns false if error is not supposed to be logged.
|
|
func isErrLogged(err error) (ok bool) {
|
|
ok = true
|
|
err = errorCause(err)
|
|
switch err.(type) {
|
|
case BucketNotFound, BucketNotEmpty, BucketExists:
|
|
ok = false
|
|
case ObjectNotFound, ObjectExistsAsDirectory:
|
|
ok = false
|
|
case BucketPolicyNotFound, InvalidUploadID:
|
|
ok = false
|
|
case BadDigest:
|
|
ok = false
|
|
}
|
|
return ok
|
|
}
|