func (state *fileState) pruneToSize(baseFilePath string, maxSize int64) {
state.bgWriter.Wait()
baseDir, baseName, _ := shared.SplitPath(baseFilePath)
files, err := shared.ListFilesByDateMatching(baseDir, baseName+".*")
if err != nil {
Log.Error.Print("Error pruning files: ", err)
return // ### return, error ###
}
totalSize := int64(0)
for _, file := range files {
totalSize += file.Size()
}
for _, file := range files {
if totalSize <= maxSize {
return // ### return, done ###
}
filePath := fmt.Sprintf("%s/%s", baseDir, file.Name())
if err := os.Remove(filePath); err != nil {
Log.Error.Printf("Failed to prune \"%s\": %s", filePath, err.Error())
} else {
Log.Note.Printf("Pruned \"%s\"", filePath)
totalSize -= file.Size()
}
}
}
func (state *fileState) pruneByCount(baseFilePath string, count int) {
state.bgWriter.Wait()
baseDir, baseName, _ := shared.SplitPath(baseFilePath)
files, err := shared.ListFilesByDateMatching(baseDir, baseName+".*")
if err != nil {
Log.Error.Print("Error pruning files: ", err)
return // ### return, error ###
}
numFilesToPrune := len(files) - count
if numFilesToPrune < 1 {
return // ## return, nothing to prune ###
}
for i := 0; i < numFilesToPrune; i++ {
filePath := fmt.Sprintf("%s/%s", baseDir, files[i].Name())
if err := os.Remove(filePath); err != nil {
Log.Error.Printf("Failed to prune \"%s\": %s", filePath, err.Error())
} else {
Log.Note.Printf("Pruned \"%s\"", filePath)
}
}
}