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authorMatthew Heon <matthew.heon@gmail.com>2017-11-01 11:24:59 -0400
committerMatthew Heon <matthew.heon@gmail.com>2017-11-01 11:24:59 -0400
commita031b83a09a8628435317a03f199cdc18b78262f (patch)
treebc017a96769ce6de33745b8b0b1304ccf38e9df0 /vendor/github.com/docker/distribution/registry.go
parent2b74391cd5281f6fdf391ff8ad50fd1490f6bf89 (diff)
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Initial checkin from CRI-O repo
Signed-off-by: Matthew Heon <matthew.heon@gmail.com>
Diffstat (limited to 'vendor/github.com/docker/distribution/registry.go')
-rw-r--r--vendor/github.com/docker/distribution/registry.go97
1 files changed, 97 insertions, 0 deletions
diff --git a/vendor/github.com/docker/distribution/registry.go b/vendor/github.com/docker/distribution/registry.go
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+package distribution
+
+import (
+ "github.com/docker/distribution/context"
+ "github.com/docker/distribution/reference"
+)
+
+// Scope defines the set of items that match a namespace.
+type Scope interface {
+ // Contains returns true if the name belongs to the namespace.
+ Contains(name string) bool
+}
+
+type fullScope struct{}
+
+func (f fullScope) Contains(string) bool {
+ return true
+}
+
+// GlobalScope represents the full namespace scope which contains
+// all other scopes.
+var GlobalScope = Scope(fullScope{})
+
+// Namespace represents a collection of repositories, addressable by name.
+// Generally, a namespace is backed by a set of one or more services,
+// providing facilities such as registry access, trust, and indexing.
+type Namespace interface {
+ // Scope describes the names that can be used with this Namespace. The
+ // global namespace will have a scope that matches all names. The scope
+ // effectively provides an identity for the namespace.
+ Scope() Scope
+
+ // Repository should return a reference to the named repository. The
+ // registry may or may not have the repository but should always return a
+ // reference.
+ Repository(ctx context.Context, name reference.Named) (Repository, error)
+
+ // Repositories fills 'repos' with a lexicographically sorted catalog of repositories
+ // up to the size of 'repos' and returns the value 'n' for the number of entries
+ // which were filled. 'last' contains an offset in the catalog, and 'err' will be
+ // set to io.EOF if there are no more entries to obtain.
+ Repositories(ctx context.Context, repos []string, last string) (n int, err error)
+
+ // Blobs returns a blob enumerator to access all blobs
+ Blobs() BlobEnumerator
+
+ // BlobStatter returns a BlobStatter to control
+ BlobStatter() BlobStatter
+}
+
+// RepositoryEnumerator describes an operation to enumerate repositories
+type RepositoryEnumerator interface {
+ Enumerate(ctx context.Context, ingester func(string) error) error
+}
+
+// ManifestServiceOption is a function argument for Manifest Service methods
+type ManifestServiceOption interface {
+ Apply(ManifestService) error
+}
+
+// WithTag allows a tag to be passed into Put
+func WithTag(tag string) ManifestServiceOption {
+ return WithTagOption{tag}
+}
+
+// WithTagOption holds a tag
+type WithTagOption struct{ Tag string }
+
+// Apply conforms to the ManifestServiceOption interface
+func (o WithTagOption) Apply(m ManifestService) error {
+ // no implementation
+ return nil
+}
+
+// Repository is a named collection of manifests and layers.
+type Repository interface {
+ // Named returns the name of the repository.
+ Named() reference.Named
+
+ // Manifests returns a reference to this repository's manifest service.
+ // with the supplied options applied.
+ Manifests(ctx context.Context, options ...ManifestServiceOption) (ManifestService, error)
+
+ // Blobs returns a reference to this repository's blob service.
+ Blobs(ctx context.Context) BlobStore
+
+ // TODO(stevvooe): The above BlobStore return can probably be relaxed to
+ // be a BlobService for use with clients. This will allow such
+ // implementations to avoid implementing ServeBlob.
+
+ // Tags returns a reference to this repositories tag service
+ Tags(ctx context.Context) TagService
+}
+
+// TODO(stevvooe): Must add close methods to all these. May want to change the
+// way instances are created to better reflect internal dependency
+// relationships.