98 lines
2.5 KiB
Go
98 lines
2.5 KiB
Go
/*
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* Copyright (c) 2022 Huawei Device Co., Ltd.
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 utils
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import (
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"fmt"
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"github.com/sirupsen/logrus"
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"os"
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"path/filepath"
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"runtime"
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"strings"
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)
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var LogFile *os.File
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var StdoutFile *os.File
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var osStdout, osStderr = os.Stdout, os.Stderr
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func init() {
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if err := os.MkdirAll("logs", 0750); err != nil {
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logrus.Errorf("can not make logs dir: %v", err)
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return
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}
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logrus.SetOutput(os.Stdout)
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logrus.SetReportCaller(true)
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logrus.SetFormatter(&logrus.TextFormatter{
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ForceColors: true,
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FullTimestamp: true,
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TimestampFormat: "2006-01-02 15:04:05",
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CallerPrettyfier: func(f *runtime.Frame) (function string, file string) {
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funcName := strings.Split(f.Function, ".")
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fn := funcName[len(funcName)-1]
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_, filename := filepath.Split(f.File)
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return fmt.Sprintf("%s()", fn), fmt.Sprintf("%s:%d", filename, f.Line)
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},
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})
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}
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func ResetLogOutput() {
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logrus.Info("now log to os stdout...")
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logrus.SetOutput(osStdout)
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if LogFile != nil {
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LogFile.Close()
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}
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if StdoutFile != nil {
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StdoutFile.Close()
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}
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LogFile, StdoutFile, os.Stdout, os.Stderr = nil, nil, osStdout, osStderr
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}
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func SetLogOutput(pkg string) {
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file := filepath.Join("logs", pkg+".log")
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var f *os.File
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var err error
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if _, err = os.Stat(file); err == nil {
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f, err = os.OpenFile(file, os.O_RDWR|os.O_APPEND, 0666)
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} else {
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f, err = os.Create(file)
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}
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if err != nil {
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logrus.Errorf("failed to open new log file %s: %v", file, err)
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return
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}
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logrus.Infof("now log to %s", file)
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logrus.SetOutput(f)
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if LogFile != nil {
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LogFile.Close()
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}
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LogFile = f
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stdout := filepath.Join("logs", fmt.Sprintf("%s_stdout.log", pkg))
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if _, err = os.Stat(stdout); err == nil {
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f, err = os.OpenFile(stdout, os.O_RDWR|os.O_APPEND, 0666)
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} else {
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f, err = os.Create(stdout)
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}
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if err != nil {
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logrus.Errorf("failed to open new stdout log file %s: %v", stdout, err)
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return
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}
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if StdoutFile != nil {
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StdoutFile.Close()
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}
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StdoutFile, os.Stdout, os.Stderr = f, f, f
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logrus.Infof("re-directing stdout and stderr to %s...", stdout)
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}
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