package util import ( "compress/gzip" "io" "os" "github.com/ClusterCockpit/cc-backend/pkg/log" ) func CompressFile(fileIn string, fileOut string) error { originalFile, err := os.Open(fileIn) if err != nil { log.Errorf("CompressFile() error: %v", err) return err } defer originalFile.Close() gzippedFile, err := os.Create(fileOut) if err != nil { log.Errorf("CompressFile() error: %v", err) return err } defer gzippedFile.Close() gzipWriter := gzip.NewWriter(gzippedFile) defer gzipWriter.Close() _, err = io.Copy(gzipWriter, originalFile) if err != nil { log.Errorf("CompressFile() error: %v", err) return err } gzipWriter.Flush() if err := os.Remove(fileIn); err != nil { log.Errorf("CompressFile() error: %v", err) return err } return nil } func UncompressFile(fileIn string, fileOut string) error { gzippedFile, err := os.Open(fileIn) if err != nil { log.Errorf("UncompressFile() error: %v", err) return err } defer gzippedFile.Close() gzipReader, _ := gzip.NewReader(gzippedFile) defer gzipReader.Close() uncompressedFile, err := os.Create(fileOut) if err != nil { log.Errorf("UncompressFile() error: %v", err) return err } defer uncompressedFile.Close() _, err = io.Copy(uncompressedFile, gzipReader) if err != nil { log.Errorf("UncompressFile() error: %v", err) return err } if err := os.Remove(fileIn); err != nil { log.Errorf("UncompressFile() error: %v", err) return err } return nil }