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Refactor specification of supported digests

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To make the definition of supported digests more clear, we have refactored the
digest package to have a special Algorithm type. This represents the digest's
prefix and we associated various supported hash implementations through
function calls.

Signed-off-by: Stephen J Day <stephen.day@docker.com>
This commit is contained in:
Stephen J Day 2015-05-21 18:44:08 -07:00
parent a0d242d9df
commit bdaed4c789
5 changed files with 12 additions and 11 deletions
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6
docs/handlers/api_test.go
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@ -213,7 +213,7 @@ func TestBlobAPI(t *testing.T) {
// Now, push just a chunk
layerFile.Seek(0, 0)
canonicalDigester := digest.NewCanonicalDigester()
canonicalDigester := digest.Canonical.New()
if _, err := io.Copy(canonicalDigester.Hash(), layerFile); err != nil {
t.Fatalf("error copying to digest: %v", err)
}
@ -637,7 +637,7 @@ func doPushLayer(t *testing.T, ub *v2.URLBuilder, name string, dgst digest.Diges
// pushLayer pushes the layer content returning the url on success.
func pushLayer(t *testing.T, ub *v2.URLBuilder, name string, dgst digest.Digest, uploadURLBase string, body io.Reader) string {
digester := digest.NewCanonicalDigester()
digester := digest.Canonical.New()
resp, err := doPushLayer(t, ub, name, dgst, uploadURLBase, io.TeeReader(body, digester.Hash()))
if err != nil {
@ -702,7 +702,7 @@ func doPushChunk(t *testing.T, uploadURLBase string, body io.Reader) (*http.Resp
uploadURL := u.String()
digester := digest.NewCanonicalDigester()
digester := digest.Canonical.New()
req, err := http.NewRequest("PATCH", uploadURL, io.TeeReader(body, digester.Hash()))
if err != nil {