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78 lines
1.4 KiB
78 lines
1.4 KiB
package internal
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import (
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"log"
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"os"
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"github.com/v2ray/v2ray-core/common/platform"
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)
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type LogWriter interface {
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Log(LogEntry)
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}
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type NoOpLogWriter struct {
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}
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func (this *NoOpLogWriter) Log(entry LogEntry) {
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entry.Release()
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}
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type StdOutLogWriter struct {
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logger *log.Logger
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}
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func NewStdOutLogWriter() LogWriter {
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return &StdOutLogWriter{
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logger: log.New(os.Stdout, "", log.Ldate|log.Ltime),
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}
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}
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func (this *StdOutLogWriter) Log(log LogEntry) {
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this.logger.Print(log.String() + platform.LineSeparator())
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log.Release()
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}
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type FileLogWriter struct {
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queue chan string
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logger *log.Logger
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file *os.File
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}
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func (this *FileLogWriter) Log(log LogEntry) {
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select {
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case this.queue <- log.String():
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default:
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// We don't expect this to happen, but don't want to block main thread as well.
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}
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log.Release()
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}
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func (this *FileLogWriter) run() {
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for {
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entry, open := <-this.queue
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if !open {
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break
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}
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this.logger.Print(entry + platform.LineSeparator())
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}
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}
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func (this *FileLogWriter) Close() {
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this.file.Close()
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}
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func NewFileLogWriter(path string) (*FileLogWriter, error) {
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file, err := os.OpenFile(path, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0600)
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if err != nil {
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return nil, err
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}
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logger := &FileLogWriter{
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queue: make(chan string, 16),
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logger: log.New(file, "", log.Ldate|log.Ltime),
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file: file,
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}
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go logger.run()
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return logger, nil
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}
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