stash/utils/crypto.go

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2019-02-09 12:30:49 +00:00
package utils
import (
"crypto/md5"
"fmt"
"io"
"os"
)
func MD5FromBytes(data []byte) string {
result := md5.Sum(data)
return fmt.Sprintf("%x", result)
}
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
}