Merge pull request #45980 from thaJeztah/20.10_backport_vendor_distribution_v2.8.2

[20.10 backport] vendor: github.com/docker/distribution v2.8.2

vendor.conf

@@ -80,7 +80,7 @@ github.com/modern-go/concurrent                     bacd9c7ef1dd9b15be4a9909b8ac
 github.com/modern-go/reflect2                       94122c33edd36123c84d5368cfb2b69df93a0ec8 # v1.0.1
 
 # get graph and distribution packages
-github.com/docker/distribution                      b5ca020cfbe998e5af3457fda087444cf5116496 # v2.8.1
+github.com/docker/distribution                      7c354a4b40feeea21d7eeae4de91c8ff7951e672 # v2.8.2
 github.com/vbatts/tar-split                         80a436fd6164c557b131f7c59ed69bd81af69761 # v0.11.2
 github.com/opencontainers/go-digest                 ea51bea511f75cfa3ef6098cc253c5c3609b037a # v1.0.0
 

vendor/github.com/docker/distribution/reference/reference.go

@@ -3,13 +3,13 @@
 //
 // Grammar
 //
-// 	reference                       := name [ ":" tag ] [ "@" digest ]
+//	reference                       := name [ ":" tag ] [ "@" digest ]
 //	name                            := [domain '/'] path-component ['/' path-component]*
 //	domain                          := domain-component ['.' domain-component]* [':' port-number]
 //	domain-component                := /([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]*[a-zA-Z0-9])/
 //	port-number                     := /[0-9]+/
 //	path-component                  := alpha-numeric [separator alpha-numeric]*
-// 	alpha-numeric                   := /[a-z0-9]+/
+//	alpha-numeric                   := /[a-z0-9]+/
 //	separator                       := /[_.]|__|[-]*/
 //
 //	tag                             := /[\w][\w.-]{0,127}/

vendor/github.com/docker/distribution/registry/api/v2/descriptors.go

@@ -134,6 +134,19 @@ var (
 		},
 	}
 
+	invalidPaginationResponseDescriptor = ResponseDescriptor{
+		Name:        "Invalid pagination number",
+		Description: "The received parameter n was invalid in some way, as described by the error code. The client should resolve the issue and retry the request.",
+		StatusCode:  http.StatusBadRequest,
+		Body: BodyDescriptor{
+			ContentType: "application/json",
+			Format:      errorsBody,
+		},
+		ErrorCodes: []errcode.ErrorCode{
+			ErrorCodePaginationNumberInvalid,
+		},
+	}
+
 	repositoryNotFoundResponseDescriptor = ResponseDescriptor{
 		Name:        "No Such Repository Error",
 		StatusCode:  http.StatusNotFound,
@@ -490,6 +503,7 @@ var routeDescriptors = []RouteDescriptor{
 							},
 						},
 						Failures: []ResponseDescriptor{
+							invalidPaginationResponseDescriptor,
 							unauthorizedResponseDescriptor,
 							repositoryNotFoundResponseDescriptor,
 							deniedResponseDescriptor,
@@ -1578,6 +1592,9 @@ var routeDescriptors = []RouteDescriptor{
 								},
 							},
 						},
+						Failures: []ResponseDescriptor{
+							invalidPaginationResponseDescriptor,
+						},
 					},
 				},
 			},

vendor/github.com/docker/distribution/registry/api/v2/errors.go

@@ -133,4 +133,13 @@ var (
 		longer proceed.`,
 		HTTPStatusCode: http.StatusNotFound,
 	})
+
+	ErrorCodePaginationNumberInvalid = errcode.Register(errGroup, errcode.ErrorDescriptor{
+		Value:   "PAGINATION_NUMBER_INVALID",
+		Message: "invalid number of results requested",
+		Description: `Returned when the "n" parameter (number of results
+		to return) is not an integer, "n" is negative or "n" is bigger than
+		the maximum allowed.`,
+		HTTPStatusCode: http.StatusBadRequest,
+	})
 )

vendor/github.com/docker/distribution/registry/client/errors.go

@@ -55,6 +55,8 @@ func parseHTTPErrorResponse(statusCode int, r io.Reader) error {
 		switch statusCode {
 		case http.StatusUnauthorized:
 			return errcode.ErrorCodeUnauthorized.WithMessage(detailsErr.Details)
+		case http.StatusForbidden:
+			return errcode.ErrorCodeDenied.WithMessage(detailsErr.Details)
 		case http.StatusTooManyRequests:
 			return errcode.ErrorCodeTooManyRequests.WithMessage(detailsErr.Details)
 		default:

vendor/github.com/docker/distribution/registry/client/repository.go

@@ -114,9 +114,7 @@ func (r *registry) Repositories(ctx context.Context, entries []string, last stri
 			return 0, err
 		}
 
-		for cnt := range ctlg.Repositories {
-			entries[cnt] = ctlg.Repositories[cnt]
-		}
+		copy(entries, ctlg.Repositories)
 		numFilled = len(ctlg.Repositories)
 
 		link := resp.Header.Get("Link")

vendor/github.com/docker/distribution/registry/client/transport/http_reader.go

@@ -180,7 +180,6 @@ func (hrs *httpReadSeeker) reader() (io.Reader, error) {
 		// context.GetLogger(hrs.context).Infof("Range: %s", req.Header.Get("Range"))
 	}
 
-	req.Header.Add("Accept-Encoding", "identity")
 	resp, err := hrs.client.Do(req)
 	if err != nil {
 		return nil, err