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files.go
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files.go
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package storage
import (
"os"
"path"
"syscall"
"github.com/charlie1404/vqs/internal/o11y/logs"
)
func createQueueFolderExists(queueDir string) error {
err := os.RemoveAll(queueDir)
if err != nil {
logs.Logger.Warn().Err(err).Msg("error removing queue dir")
}
if err := os.MkdirAll(queueDir, 0700); err != nil {
logs.Logger.Error().Err(err).Msg("error creating queue dir")
return err
}
return nil
}
func createQueueDataFilesExists(queueDirPath string) error {
metaFile := path.Join(queueDirPath, "meta.dat")
dataFile := path.Join(queueDirPath, "data.dat")
inFlightFile := path.Join(queueDirPath, "in_flight.dat")
delayedFile := path.Join(queueDirPath, "delayed.dat")
_ = os.Remove(metaFile)
_ = os.Remove(dataFile)
_ = os.Remove(inFlightFile)
_ = os.Remove(delayedFile)
// Meta File ===============================
file, err := os.OpenFile(metaFile, os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
return err
}
defer file.Close()
if err := syscall.Truncate(metaFile, int64(META_FILE_SIZE)); err != nil {
os.Remove(metaFile)
return err
}
// Data File ===============================
file, err = os.OpenFile(dataFile, os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
return err
}
defer file.Close()
if err := syscall.Truncate(dataFile, int64(DATA_BUFFER_SIZE)); err != nil {
os.Remove(dataFile)
return err
}
// // In FlightMessages Data File ===============================
// file, err = os.OpenFile(inFlightFile, os.O_RDWR|os.O_CREATE, 0600)
// if err != nil {
// return err
// }
// defer file.Close()
// if err := syscall.Truncate(inFlightFile, INITIAL_QUEUE_FILE_SIZE); err != nil {
// os.Remove(dataFile)
// return err
// }
// // Delayed Messages File ===============================
// file, err = os.OpenFile(delayedFile, os.O_RDWR|os.O_CREATE, 0600)
// if err != nil {
// return err
// }
// defer file.Close()
// if err := syscall.Truncate(delayedFile, INITIAL_QUEUE_FILE_SIZE); err != nil {
// os.Remove(dataFile)
// return err
// }
return nil
}