vendor: include github.com/opencontainers/image-spec

Signed-off-by: Stephen J Day <stephen.day@docker.com>

vendor/github.com/opencontainers/image-spec/specs-go/v1/config.go

@@ -0,0 +1,93 @@
+// Copyright 2016 The Linux Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package v1
+
+// ImageConfig defines the execution parameters which should be used as a base when running a container using an image.
+type ImageConfig struct {
+	// User defines the username or UID which the process in the container should run as.
+	User string `json:"User,omitempty"`
+
+	// ExposedPorts a set of ports to expose from a container running this image.
+	ExposedPorts map[string]struct{} `json:"ExposedPorts,omitempty"`
+
+	// Env is a list of environment variables to be used in a container.
+	Env []string `json:"Env,omitempty"`
+
+	// Entrypoint defines a list of arguments to use as the command to execute when the container starts.
+	Entrypoint []string `json:"Entrypoint,omitempty"`
+
+	// Cmd defines the default arguments to the entrypoint of the container.
+	Cmd []string `json:"Cmd,omitempty"`
+
+	// Volumes is a set of directories which should be created as data volumes in a container running this image.
+	Volumes map[string]struct{} `json:"Volumes,omitempty"`
+
+	// WorkingDir sets the current working directory of the entrypoint process in the container.
+	WorkingDir string `json:"WorkingDir,omitempty"`
+
+	// Labels contains arbitrary metadata for the container.
+	Labels map[string]string `json:"labels,omitempty"`
+}
+
+// RootFS describes a layer content addresses
+type RootFS struct {
+	// Type is the type of the rootfs.
+	Type string `json:"type"`
+
+	// DiffIDs is an array of layer content hashes (DiffIDs), in order from bottom-most to top-most.
+	DiffIDs []string `json:"diff_ids"`
+}
+
+// History describes the history of a layer.
+type History struct {
+	// Created is the creation time.
+	Created string `json:"created,omitempty"`
+
+	// CreatedBy is the command which created the layer.
+	CreatedBy string `json:"created_by,omitempty"`
+
+	// Author is the author of the build point.
+	Author string `json:"author,omitempty"`
+
+	// Comment is a custom message set when creating the layer.
+	Comment string `json:"comment,omitempty"`
+
+	// EmptyLayer is used to mark if the history item created a filesystem diff.
+	EmptyLayer bool `json:"empty_layer,omitempty"`
+}
+
+// Image is the JSON structure which describes some basic information about the image.
+type Image struct {
+	// Created defines an ISO-8601 formatted combined date and time at which the image was created.
+	Created string `json:"created,omitempty"`
+
+	// Author defines the name and/or email address of the person or entity which created and is responsible for maintaining the image.
+	Author string `json:"author,omitempty"`
+
+	// Architecture is the CPU architecture which the binaries in this image are built to run on.
+	Architecture string `json:"architecture"`
+
+	// OS is the name of the operating system which the image is built to run on.
+	OS string `json:"os"`
+
+	// Config defines the execution parameters which should be used as a base when running a container using the image.
+	Config ImageConfig `json:"config,omitempty"`
+
+	// RootFS references the layer content addresses used by the image.
+	RootFS RootFS `json:"rootfs"`
+
+	// History describes the history of each layer.
+	History []History `json:"history,omitempty"`
+}

vendor/github.com/opencontainers/image-spec/specs-go/v1/descriptor.go

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+// Copyright 2016 The Linux Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package v1
+
+// Descriptor describes the disposition of targeted content.
+type Descriptor struct {
+	// MediaType contains the MIME type of the referenced object.
+	MediaType string `json:"mediaType"`
+
+	// Digest is the digest of the targeted content.
+	Digest string `json:"digest"`
+
+	// Size specifies the size in bytes of the blob.
+	Size int64 `json:"size"`
+
+	// URLs specifies a list of URLs from which this object MAY be downloaded
+	URLs []string `json:"urls,omitempty"`
+}

vendor/github.com/opencontainers/image-spec/specs-go/v1/layout.go

@@ -0,0 +1,31 @@
+// Copyright 2016 The Linux Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package v1
+
+import "regexp"
+
+// ImageLayoutVersion is the version of ImageLayout
+const ImageLayoutVersion = "1.0.0"
+
+// ImageLayout is the structure in the "oci-layout" file, found in the root
+// of an OCI Image-layout directory.
+type ImageLayout struct {
+	Version string `json:"imageLayoutVersion"`
+}
+
+var (
+	// RefsRegexp matches requirement of image-layout 'refs' charset.
+	RefsRegexp = regexp.MustCompile(`^[a-zA-Z0-9-._]+$`)
+)

vendor/github.com/opencontainers/image-spec/specs-go/v1/manifest.go

@@ -0,0 +1,32 @@
+// Copyright 2016 The Linux Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package v1
+
+import "github.com/opencontainers/image-spec/specs-go"
+
+// Manifest defines a schema2 manifest
+type Manifest struct {
+	specs.Versioned
+
+	// Config references a configuration object for a container, by digest.
+	// The referenced configuration object is a JSON blob that the runtime uses to set up the container.
+	Config Descriptor `json:"config"`
+
+	// Layers is an indexed list of layers referenced by the manifest.
+	Layers []Descriptor `json:"layers"`
+
+	// Annotations contains arbitrary metadata for the manifest list.
+	Annotations map[string]string `json:"annotations,omitempty"`
+}

vendor/github.com/opencontainers/image-spec/specs-go/v1/manifest_list.go

@@ -0,0 +1,62 @@
+// Copyright 2016 The Linux Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package v1
+
+import "github.com/opencontainers/image-spec/specs-go"
+
+// Platform describes the platform which the image in the manifest runs on.
+type Platform struct {
+	// Architecture field specifies the CPU architecture, for example
+	// `amd64` or `ppc64`.
+	Architecture string `json:"architecture"`
+
+	// OS specifies the operating system, for example `linux` or `windows`.
+	OS string `json:"os"`
+
+	// OSVersion is an optional field specifying the operating system
+	// version, for example `10.0.10586`.
+	OSVersion string `json:"os.version,omitempty"`
+
+	// OSFeatures is an optional field specifying an array of strings,
+	// each listing a required OS feature (for example on Windows `win32k`).
+	OSFeatures []string `json:"os.features,omitempty"`
+
+	// Variant is an optional field specifying a variant of the CPU, for
+	// example `ppc64le` to specify a little-endian version of a PowerPC CPU.
+	Variant string `json:"variant,omitempty"`
+
+	// Features is an optional field specifying an array of strings, each
+	// listing a required CPU feature (for example `sse4` or `aes`).
+	Features []string `json:"features,omitempty"`
+}
+
+// ManifestDescriptor describes a platform specific manifest.
+type ManifestDescriptor struct {
+	Descriptor
+
+	// Platform describes the platform which the image in the manifest runs on.
+	Platform Platform `json:"platform"`
+}
+
+// ManifestList  references manifests for various platforms.
+type ManifestList struct {
+	specs.Versioned
+
+	// Manifests references platform specific manifests.
+	Manifests []ManifestDescriptor `json:"manifests"`
+
+	// Annotations contains arbitrary metadata for the manifest list.
+	Annotations map[string]string `json:"annotations,omitempty"`
+}

vendor/github.com/opencontainers/image-spec/specs-go/v1/mediatype.go

@@ -0,0 +1,36 @@
+// Copyright 2016 The Linux Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package v1
+
+const (
+	// MediaTypeDescriptor specifies the media type for a content descriptor.
+	MediaTypeDescriptor = "application/vnd.oci.descriptor.v1+json"
+
+	// MediaTypeImageManifest specifies the media type for an image manifest.
+	MediaTypeImageManifest = "application/vnd.oci.image.manifest.v1+json"
+
+	// MediaTypeImageManifestList specifies the media type for an image manifest list.
+	MediaTypeImageManifestList = "application/vnd.oci.image.manifest.list.v1+json"
+
+	// MediaTypeImageLayer is the media type used for layers referenced by the manifest.
+	MediaTypeImageLayer = "application/vnd.oci.image.layer.v1.tar+gzip"
+
+	// MediaTypeImageLayerNonDistributable is the media type for layers referenced by
+	// the manifest but with distribution restrictions.
+	MediaTypeImageLayerNonDistributable = "application/vnd.oci.image.layer.nondistributable.v1.tar+gzip"
+
+	// MediaTypeImageConfig specifies the media type for the image configuration.
+	MediaTypeImageConfig = "application/vnd.oci.image.config.v1+json"
+)

vendor/github.com/opencontainers/image-spec/specs-go/version.go

@@ -0,0 +1,32 @@
+// Copyright 2016 The Linux Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package specs
+
+import "fmt"
+
+const (
+	// VersionMajor is for an API incompatible changes
+	VersionMajor = 1
+	// VersionMinor is for functionality in a backwards-compatible manner
+	VersionMinor = 0
+	// VersionPatch is for backwards-compatible bug fixes
+	VersionPatch = 0
+
+	// VersionDev indicates development branch. Releases will be empty string.
+	VersionDev = "-rc3-dev"
+)
+
+// Version is the specification version that the package types support.
+var Version = fmt.Sprintf("%d.%d.%d%s", VersionMajor, VersionMinor, VersionPatch, VersionDev)

vendor/github.com/opencontainers/image-spec/specs-go/versioned.go

@@ -0,0 +1,26 @@
+// Copyright 2016 The Linux Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package specs
+
+// Versioned provides a struct with the manifest schemaVersion and mediaType.
+// Incoming content with unknown schema version can be decoded against this
+// struct to check the version.
+type Versioned struct {
+	// SchemaVersion is the image manifest schema that this image follows
+	SchemaVersion int `json:"schemaVersion"`
+
+	// MediaType is the media type of this schema.
+	MediaType string `json:"mediaType"`
+}