mirror of
https://github.com/goharbor/harbor.git
synced 2024-09-12 05:58:23 +02:00
277 lines
5.4 KiB
Go
277 lines
5.4 KiB
Go
/*
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Copyright (c) 2016 VMware, Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package log
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import (
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"fmt"
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"io"
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"os"
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"runtime"
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"sync"
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"time"
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)
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var logger = New(os.Stdout, NewTextFormatter(), WarningLevel)
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func init() {
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logger.callDepth = 4
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// TODO add item in configuaration file
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lvl := os.Getenv("LOG_LEVEL")
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if len(lvl) == 0 {
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logger.SetLevel(InfoLevel)
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return
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}
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level, err := parseLevel(lvl)
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if err != nil {
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logger.SetLevel(InfoLevel)
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return
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}
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logger.SetLevel(level)
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}
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// Logger provides a struct with fields that describe the details of logger.
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type Logger struct {
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out io.Writer
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fmtter Formatter
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lvl Level
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callDepth int
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skipLine bool
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mu sync.Mutex
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}
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// New returns a customized Logger
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func New(out io.Writer, fmtter Formatter, lvl Level) *Logger {
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return &Logger{
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out: out,
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fmtter: fmtter,
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lvl: lvl,
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callDepth: 3,
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}
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}
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//SetOutput sets the output of Logger l
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func (l *Logger) SetOutput(out io.Writer) {
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l.mu.Lock()
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defer l.mu.Unlock()
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l.out = out
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}
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//SetFormatter sets the formatter of Logger l
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func (l *Logger) SetFormatter(fmtter Formatter) {
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l.mu.Lock()
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defer l.mu.Unlock()
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l.fmtter = fmtter
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}
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//SetLevel sets the level of Logger l
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func (l *Logger) SetLevel(lvl Level) {
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l.mu.Lock()
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defer l.mu.Unlock()
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l.lvl = lvl
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}
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//SetOutput sets the output of default Logger
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func SetOutput(out io.Writer) {
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logger.SetOutput(out)
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}
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//SetFormatter sets the formatter of default Logger
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func SetFormatter(fmtter Formatter) {
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logger.SetFormatter(fmtter)
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}
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//SetLevel sets the level of default Logger
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func SetLevel(lvl Level) {
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logger.SetLevel(lvl)
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}
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func (l *Logger) output(record *Record) (err error) {
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b, err := l.fmtter.Format(record)
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if err != nil {
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return
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}
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l.mu.Lock()
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defer l.mu.Unlock()
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_, err = l.out.Write(b)
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return
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}
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// Debug ...
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func (l *Logger) Debug(v ...interface{}) {
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if l.lvl <= DebugLevel {
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record := NewRecord(time.Now(), fmt.Sprint(v...), l.getLine(), DebugLevel)
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l.output(record)
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}
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}
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// Debugf ...
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func (l *Logger) Debugf(format string, v ...interface{}) {
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if l.lvl <= DebugLevel {
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record := NewRecord(time.Now(), fmt.Sprintf(format, v...), l.getLine(), DebugLevel)
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l.output(record)
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}
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}
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// Info ...
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func (l *Logger) Info(v ...interface{}) {
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if l.lvl <= InfoLevel {
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record := NewRecord(time.Now(), fmt.Sprint(v...), "", InfoLevel)
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l.output(record)
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}
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}
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// Infof ...
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func (l *Logger) Infof(format string, v ...interface{}) {
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if l.lvl <= InfoLevel {
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record := NewRecord(time.Now(), fmt.Sprintf(format, v...), "", InfoLevel)
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l.output(record)
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}
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}
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// Warning ...
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func (l *Logger) Warning(v ...interface{}) {
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if l.lvl <= WarningLevel {
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record := NewRecord(time.Now(), fmt.Sprint(v...), "", WarningLevel)
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l.output(record)
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}
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}
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// Warningf ...
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func (l *Logger) Warningf(format string, v ...interface{}) {
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if l.lvl <= WarningLevel {
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record := NewRecord(time.Now(), fmt.Sprintf(format, v...), "", WarningLevel)
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l.output(record)
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}
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}
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// Error ...
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func (l *Logger) Error(v ...interface{}) {
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if l.lvl <= ErrorLevel {
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record := NewRecord(time.Now(), fmt.Sprint(v...), l.getLine(), ErrorLevel)
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l.output(record)
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}
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}
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// Errorf ...
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func (l *Logger) Errorf(format string, v ...interface{}) {
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if l.lvl <= ErrorLevel {
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record := NewRecord(time.Now(), fmt.Sprintf(format, v...), l.getLine(), ErrorLevel)
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l.output(record)
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}
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}
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// Fatal ...
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func (l *Logger) Fatal(v ...interface{}) {
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if l.lvl <= FatalLevel {
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record := NewRecord(time.Now(), fmt.Sprint(v...), l.getLine(), FatalLevel)
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l.output(record)
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}
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os.Exit(1)
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}
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// Fatalf ...
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func (l *Logger) Fatalf(format string, v ...interface{}) {
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if l.lvl <= FatalLevel {
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record := NewRecord(time.Now(), fmt.Sprintf(format, v...), l.getLine(), FatalLevel)
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l.output(record)
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}
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os.Exit(1)
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}
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func (l *Logger) getLine() string {
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if l.skipLine {
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return ""
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}
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return line(l.callDepth)
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}
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// Debug ...
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func Debug(v ...interface{}) {
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logger.Debug(v...)
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}
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// Debugf ...
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func Debugf(format string, v ...interface{}) {
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logger.Debugf(format, v...)
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}
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// Info ...
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func Info(v ...interface{}) {
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logger.Info(v...)
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}
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// Infof ...
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func Infof(format string, v ...interface{}) {
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logger.Infof(format, v...)
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}
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// Warning ...
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func Warning(v ...interface{}) {
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logger.Warning(v...)
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}
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// Warningf ...
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func Warningf(format string, v ...interface{}) {
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logger.Warningf(format, v...)
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}
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// Error ...
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func Error(v ...interface{}) {
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logger.Error(v...)
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}
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// Errorf ...
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func Errorf(format string, v ...interface{}) {
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logger.Errorf(format, v...)
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}
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// Fatal ...
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func Fatal(v ...interface{}) {
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logger.Fatal(v...)
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}
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// Fatalf ...
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func Fatalf(format string, v ...interface{}) {
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logger.Fatalf(format, v...)
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}
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func line(calldepth int) string {
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_, file, line, ok := runtime.Caller(calldepth)
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if !ok {
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file = "???"
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line = 0
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}
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for i := len(file) - 2; i > 0; i-- {
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if file[i] == os.PathSeparator {
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file = file[i+1:]
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break
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}
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}
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return fmt.Sprintf("[%s:%d]:", file, line)
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}
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