stash/pkg/utils/crypto.go

34 lines
538 B
Go

package utils
import (
"crypto/md5"
"fmt"
"io"
"os"
)
func MD5FromBytes(data []byte) string {
result := md5.Sum(data)
return fmt.Sprintf("%x", result)
}
func MD5FromString(str string) string {
data := []byte(str)
return MD5FromBytes(data)
}
func MD5FromFilePath(filePath string) (string, error) {
f, err := os.Open(filePath)
if err != nil {
return "", err
}
defer f.Close()
h := md5.New()
if _, err := io.Copy(h, f); err != nil {
return "", err
}
checksum := h.Sum(nil)
return fmt.Sprintf("%x", checksum), nil
}