Merge pull request #946 from simonbrauner/remove-ioutils-hashdata

Remove unused ioutils.HashData

Author: mtrmac

storage/pkg/ioutils/readers.go

@@ -2,8 +2,6 @@ package ioutils
 
 import (
 	"context"
-	"crypto/sha256"
-	"encoding/hex"
 	"io"
 )
 
@@ -62,15 +60,6 @@ func NewReaderErrWrapper(r io.Reader, closer func()) io.Reader {
 	}
 }
 
-// HashData returns the sha256 sum of src.
-func HashData(src io.Reader) (string, error) {
-	h := sha256.New()
-	if _, err := io.Copy(h, src); err != nil {
-		return "", err
-	}
-	return "sha256:" + hex.EncodeToString(h.Sum(nil)), nil
-}
-
 // OnEOFReader wraps an io.ReadCloser and a function
 // the function will run at the end of file or close the file.
 type OnEOFReader struct {

storage/pkg/ioutils/readers_test.go

@@ -57,18 +57,6 @@ func TestReaderErrWrapperRead(t *testing.T) {
 	}
 }
 
-func TestHashData(t *testing.T) {
-	reader := strings.NewReader("hash-me")
-	actual, err := HashData(reader)
-	if err != nil {
-		t.Fatal(err)
-	}
-	expected := "sha256:4d11186aed035cc624d553e10db358492c84a7cd6b9670d92123c144930450aa"
-	if actual != expected {
-		t.Fatalf("Expecting %s, got %s", expected, actual)
-	}
-}
-
 type perpetualReader struct{}
 
 func (p *perpetualReader) Read(buf []byte) (n int, err error) {