mirror of https://github.com/siddontang/go.git
improve performance and write directly (#13)
This commit is contained in:
dearplain
siddontang
parent
2b7082d296
commit
bdc77568d7
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@ -45,12 +45,13 @@ type RotatingFileHandler struct {
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fileName string
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maxBytes int
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curBytes int
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backupCount int
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}
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func NewRotatingFileHandler(fileName string, maxBytes int, backupCount int) (*RotatingFileHandler, error) {
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dir := path.Dir(fileName)
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os.Mkdir(dir, 0777)
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os.MkdirAll(dir, 0777)
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h := new(RotatingFileHandler)
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@ -68,12 +69,20 @@ func NewRotatingFileHandler(fileName string, maxBytes int, backupCount int) (*Ro
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return nil, err
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}
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f, err := h.fd.Stat()
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if err != nil {
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return nil, err
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}
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h.curBytes = int(f.Size())
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return h, nil
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}
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func (h *RotatingFileHandler) Write(p []byte) (n int, err error) {
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h.doRollover()
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return h.fd.Write(p)
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n, err = h.fd.Write(p)
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h.curBytes += n
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return
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}
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func (h *RotatingFileHandler) Close() error {
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@ -84,6 +93,11 @@ func (h *RotatingFileHandler) Close() error {
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}
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func (h *RotatingFileHandler) doRollover() {
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if h.curBytes < h.maxBytes {
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return
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}
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f, err := h.fd.Stat()
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if err != nil {
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return
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@ -92,6 +106,7 @@ func (h *RotatingFileHandler) doRollover() {
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if h.maxBytes <= 0 {
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return
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} else if f.Size() < int64(h.maxBytes) {
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h.curBytes = int(f.Size())
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return
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}
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@ -109,6 +124,12 @@ func (h *RotatingFileHandler) doRollover() {
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os.Rename(h.fileName, dfn)
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h.fd, _ = os.OpenFile(h.fileName, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
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h.curBytes = 0
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f, err := h.fd.Stat()
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if err != nil {
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return
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}
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h.curBytes = int(f.Size())
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}
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}
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99
log/log.go
99
log/log.go
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@ -50,14 +50,9 @@ type Logger struct {
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hMutex sync.Mutex
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handler Handler
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quit chan struct{}
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msg chan []byte
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bufMutex sync.Mutex
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bufs [][]byte
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wg sync.WaitGroup
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closed atomicInt32
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}
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@ -70,16 +65,10 @@ func New(handler Handler, flag int) *Logger {
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l.flag = flag
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l.quit = make(chan struct{})
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l.closed.Set(0)
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l.msg = make(chan []byte, 1024)
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l.bufs = make([][]byte, 0, 16)
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l.wg.Add(1)
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go l.run()
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return l
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}
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@ -95,24 +84,6 @@ func newStdHandler() *StreamHandler {
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var std = NewDefault(newStdHandler())
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func (l *Logger) run() {
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defer l.wg.Done()
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for {
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select {
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case msg := <-l.msg:
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l.hMutex.Lock()
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l.handler.Write(msg)
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l.hMutex.Unlock()
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l.putBuf(msg)
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case <-l.quit:
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//we must log all msg
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if len(l.msg) == 0 {
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return
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}
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}
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}
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}
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func (l *Logger) popBuf() []byte {
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l.bufMutex.Lock()
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var buf []byte
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@ -142,12 +113,6 @@ func (l *Logger) Close() {
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}
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l.closed.Set(1)
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close(l.quit)
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l.wg.Wait()
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l.quit = nil
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l.handler.Close()
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}
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@ -188,7 +153,7 @@ func (l *Logger) SetHandler(h Handler) {
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l.hMutex.Unlock()
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}
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func (l *Logger) Output(callDepth int, level int, s string) {
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func (l *Logger) Output(callDepth int, level int, format string, v ...interface{}) {
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if l.closed.Get() == 1 {
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// closed
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return
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@ -199,6 +164,13 @@ func (l *Logger) Output(callDepth int, level int, s string) {
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return
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}
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var s string
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if format == "" {
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s = fmt.Sprint(v...)
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} else {
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s = fmt.Sprintf(format, v...)
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}
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buf := l.popBuf()
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if l.flag&Ltime > 0 {
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@ -241,67 +213,72 @@ func (l *Logger) Output(callDepth int, level int, s string) {
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buf = append(buf, '\n')
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}
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l.msg <- buf
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// l.msg <- buf
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l.hMutex.Lock()
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l.handler.Write(buf)
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l.hMutex.Unlock()
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l.putBuf(buf)
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}
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//log with Trace level
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func (l *Logger) Trace(v ...interface{}) {
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l.Output(2, LevelTrace, fmt.Sprint(v...))
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l.Output(2, LevelTrace, "", v...)
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}
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//log with Debug level
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func (l *Logger) Debug(v ...interface{}) {
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l.Output(2, LevelDebug, fmt.Sprint(v...))
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l.Output(2, LevelDebug, "", v...)
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}
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//log with info level
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func (l *Logger) Info(v ...interface{}) {
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l.Output(2, LevelInfo, fmt.Sprint(v...))
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l.Output(2, LevelInfo, "", v...)
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}
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//log with warn level
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func (l *Logger) Warn(v ...interface{}) {
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l.Output(2, LevelWarn, fmt.Sprint(v...))
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l.Output(2, LevelWarn, "", v...)
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}
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//log with error level
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func (l *Logger) Error(v ...interface{}) {
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l.Output(2, LevelError, fmt.Sprint(v...))
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l.Output(2, LevelError, "", v...)
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}
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//log with fatal level
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func (l *Logger) Fatal(v ...interface{}) {
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l.Output(2, LevelFatal, fmt.Sprint(v...))
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l.Output(2, LevelFatal, "", v...)
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}
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//log with Trace level
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func (l *Logger) Tracef(format string, v ...interface{}) {
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l.Output(2, LevelTrace, fmt.Sprintf(format, v...))
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l.Output(2, LevelTrace, format, v...)
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}
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//log with Debug level
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func (l *Logger) Debugf(format string, v ...interface{}) {
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l.Output(2, LevelDebug, fmt.Sprintf(format, v...))
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l.Output(2, LevelDebug, format, v...)
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}
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//log with info level
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func (l *Logger) Infof(format string, v ...interface{}) {
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l.Output(2, LevelInfo, fmt.Sprintf(format, v...))
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l.Output(2, LevelInfo, format, v...)
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}
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//log with warn level
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func (l *Logger) Warnf(format string, v ...interface{}) {
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l.Output(2, LevelWarn, fmt.Sprintf(format, v...))
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l.Output(2, LevelWarn, format, v...)
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}
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//log with error level
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func (l *Logger) Errorf(format string, v ...interface{}) {
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l.Output(2, LevelError, fmt.Sprintf(format, v...))
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l.Output(2, LevelError, format, v...)
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}
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//log with fatal level
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func (l *Logger) Fatalf(format string, v ...interface{}) {
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l.Output(2, LevelFatal, fmt.Sprintf(format, v...))
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l.Output(2, LevelFatal, format, v...)
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}
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func SetLevel(level int) {
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@ -318,49 +295,49 @@ func SetHandler(h Handler) {
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}
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func Trace(v ...interface{}) {
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std.Output(2, LevelTrace, fmt.Sprint(v...))
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std.Output(2, LevelTrace, "", v...)
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}
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func Debug(v ...interface{}) {
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std.Output(2, LevelDebug, fmt.Sprint(v...))
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std.Output(2, LevelDebug, "", v...)
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}
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func Info(v ...interface{}) {
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std.Output(2, LevelInfo, fmt.Sprint(v...))
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std.Output(2, LevelInfo, "", v...)
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}
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func Warn(v ...interface{}) {
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std.Output(2, LevelWarn, fmt.Sprint(v...))
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std.Output(2, LevelWarn, "", v...)
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}
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func Error(v ...interface{}) {
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std.Output(2, LevelError, fmt.Sprint(v...))
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std.Output(2, LevelError, "", v...)
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}
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func Fatal(v ...interface{}) {
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std.Output(2, LevelFatal, fmt.Sprint(v...))
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std.Output(2, LevelFatal, "", v...)
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}
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func Tracef(format string, v ...interface{}) {
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std.Output(2, LevelTrace, fmt.Sprintf(format, v...))
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std.Output(2, LevelTrace, format, v...)
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}
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func Debugf(format string, v ...interface{}) {
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std.Output(2, LevelDebug, fmt.Sprintf(format, v...))
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std.Output(2, LevelDebug, format, v...)
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}
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func Infof(format string, v ...interface{}) {
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std.Output(2, LevelInfo, fmt.Sprintf(format, v...))
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std.Output(2, LevelInfo, format, v...)
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}
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func Warnf(format string, v ...interface{}) {
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std.Output(2, LevelWarn, fmt.Sprintf(format, v...))
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std.Output(2, LevelWarn, format, v...)
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}
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func Errorf(format string, v ...interface{}) {
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std.Output(2, LevelError, fmt.Sprintf(format, v...))
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std.Output(2, LevelError, format, v...)
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}
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func Fatalf(format string, v ...interface{}) {
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std.Output(2, LevelFatal, fmt.Sprintf(format, v...))
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std.Output(2, LevelFatal, format, v...)
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}
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