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Code Issues Releases Activity

file rotate name fixed

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This commit is contained in:
JessonChan 2016-04-12 15:05:35 +08:00
parent 9c400778d3
commit 22617aeb13
1 changed files with 20 additions and 9 deletions
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29
logs/file.go
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@ -47,6 +47,7 @@ type fileLogWriter struct {
Daily bool `json:"daily"` Daily bool `json:"daily"`
MaxDays int64 `json:"maxdays"` MaxDays int64 `json:"maxdays"`
dailyOpenDate int dailyOpenDate int
dailyOpenTime time.Time
Rotate bool `json:"rotate"` Rotate bool `json:"rotate"`
@ -163,7 +164,8 @@ func (w *fileLogWriter) initFd() error {
return fmt.Errorf("get stat err: %s\n", err) return fmt.Errorf("get stat err: %s\n", err)
} }
w.maxSizeCurSize = int(fInfo.Size()) w.maxSizeCurSize = int(fInfo.Size())
w.dailyOpenDate = time.Now().Day() w.dailyOpenTime = time.Now()
w.dailyOpenDate = w.dailyOpenTime.Day()
w.maxLinesCurLines = 0 w.maxLinesCurLines = 0
if fInfo.Size() > 0 { if fInfo.Size() > 0 {
count, err := w.lines() count, err := w.lines()
@ -205,22 +207,29 @@ func (w *fileLogWriter) lines() (int, error) {
// DoRotate means it need to write file in new file. // DoRotate means it need to write file in new file.
// new file name like xx.2013-01-01.log (daily) or xx.001.log (by line or size) // new file name like xx.2013-01-01.log (daily) or xx.001.log (by line or size)
func (w *fileLogWriter) doRotate(logTime time.Time) error { func (w *fileLogWriter) doRotate(logTime time.Time) error {
_, err := os.Lstat(w.Filename)
if err != nil {
return err
}
// file exists // file exists
// Find the next available number // Find the next available number
num := 1 num := 1
fName := "" fName := ""
_, err := os.Lstat(w.Filename)
if err != nil {
//even if the file is not exist or other ,we should RESTART the logger
goto RESTART_LOGGER
}
if w.MaxLines > 0 || w.MaxSize > 0 { if w.MaxLines > 0 || w.MaxSize > 0 {
for ; err == nil && num <= 999; num++ { for ; err == nil && num <= 999; num++ {
fName = w.fileNameOnly + fmt.Sprintf(".%s.%03d%s", logTime.Format("2006-01-02"), num, w.suffix) fName = w.fileNameOnly + fmt.Sprintf(".%s.%03d%s", logTime.Format("2006-01-02"), num, w.suffix)
_, err = os.Lstat(fName) _, err = os.Lstat(fName)
} }
} else { } else {
fName = fmt.Sprintf("%s.%s%s", w.fileNameOnly, logTime.Format("2006-01-02"), w.suffix) fName = fmt.Sprintf("%s.%s%s", w.fileNameOnly, w.dailyOpenTime.Format("2006-01-02"), w.suffix)
_, err = os.Lstat(fName) _, err = os.Lstat(fName)
for ; err == nil && num <= 999; num++ {
fName = w.fileNameOnly + fmt.Sprintf(".%s.%03d%s", w.dailyOpenTime.Format("2006-01-02"), num, w.suffix)
_, err = os.Lstat(fName)
}
} }
// return error if the last file checked still existed // return error if the last file checked still existed
if err == nil { if err == nil {
@ -232,16 +241,18 @@ func (w *fileLogWriter) doRotate(logTime time.Time) error {
// Rename the file to its new found name // Rename the file to its new found name
// even if occurs error,we MUST guarantee to restart new logger // even if occurs error,we MUST guarantee to restart new logger
renameErr := os.Rename(w.Filename, fName) err = os.Rename(w.Filename, fName)
// re-start logger // re-start logger
RESTART_LOGGER:
startLoggerErr := w.startLogger() startLoggerErr := w.startLogger()
go w.deleteOldLog() go w.deleteOldLog()
if startLoggerErr != nil { if startLoggerErr != nil {
return fmt.Errorf("Rotate StartLogger: %s\n", startLoggerErr) return fmt.Errorf("Rotate StartLogger: %s\n", startLoggerErr)
} }
if renameErr != nil { if err != nil {
return fmt.Errorf("Rotate: %s\n", renameErr) return fmt.Errorf("Rotate: %s\n", err)
} }
return nil return nil