Initial checkin from CRI-O repo

Signed-off-by: Matthew Heon <matthew.heon@gmail.com>

1 files changed, 271 insertions, 0 deletions

diff --git a/cmd/kpod/docker/types.go b/cmd/kpod/docker/types.go
new file mode 100644
index 000000000..a7e456554
--- /dev/null
+++ b/cmd/kpod/docker/types.go
@@ -0,0 +1,271 @@
+package docker
+
+//
+//  Types extracted from Docker
+//
+
+import (
+	"time"
+
+	"github.com/containers/image/pkg/strslice"
+	"github.com/opencontainers/go-digest"
+)
+
+// TypeLayers github.com/docker/docker/image/rootfs.go
+const TypeLayers = "layers"
+
+// V2S2MediaTypeManifest github.com/docker/distribution/manifest/schema2/manifest.go
+const V2S2MediaTypeManifest = "application/vnd.docker.distribution.manifest.v2+json"
+
+// V2S2MediaTypeImageConfig github.com/docker/distribution/manifest/schema2/manifest.go
+const V2S2MediaTypeImageConfig = "application/vnd.docker.container.image.v1+json"
+
+// V2S2MediaTypeLayer github.com/docker/distribution/manifest/schema2/manifest.go
+const V2S2MediaTypeLayer = "application/vnd.docker.image.rootfs.diff.tar.gzip"
+
+// V2S2MediaTypeUncompressedLayer github.com/docker/distribution/manifest/schema2/manifest.go
+const V2S2MediaTypeUncompressedLayer = "application/vnd.docker.image.rootfs.diff.tar"
+
+// V2S2RootFS describes images root filesystem
+// This is currently a placeholder that only supports layers. In the future
+// this can be made into an interface that supports different implementations.
+// github.com/docker/docker/image/rootfs.go
+type V2S2RootFS struct {
+	Type    string          `json:"type"`
+	DiffIDs []digest.Digest `json:"diff_ids,omitempty"`
+}
+
+// V2S2History stores build commands that were used to create an image
+// github.com/docker/docker/image/image.go
+type V2S2History struct {
+	// Created is the timestamp at which the image was created
+	Created time.Time `json:"created"`
+	// Author is the name of the author that was specified when committing the image
+	Author string `json:"author,omitempty"`
+	// CreatedBy keeps the Dockerfile command used while building the image
+	CreatedBy string `json:"created_by,omitempty"`
+	// Comment is the commit message that was set when committing the image
+	Comment string `json:"comment,omitempty"`
+	// EmptyLayer is set to true if this history item did not generate a
+	// layer. Otherwise, the history item is associated with the next
+	// layer in the RootFS section.
+	EmptyLayer bool `json:"empty_layer,omitempty"`
+}
+
+// ID is the content-addressable ID of an image.
+// github.com/docker/docker/image/image.go
+type ID digest.Digest
+
+// HealthConfig holds configuration settings for the HEALTHCHECK feature.
+// github.com/docker/docker/api/types/container/config.go
+type HealthConfig struct {
+	// Test is the test to perform to check that the container is healthy.
+	// An empty slice means to inherit the default.
+	// The options are:
+	// {} : inherit healthcheck
+	// {"NONE"} : disable healthcheck
+	// {"CMD", args...} : exec arguments directly
+	// {"CMD-SHELL", command} : run command with system's default shell
+	Test []string `json:",omitempty"`
+
+	// Zero means to inherit. Durations are expressed as integer nanoseconds.
+	Interval time.Duration `json:",omitempty"` // Interval is the time to wait between checks.
+	Timeout  time.Duration `json:",omitempty"` // Timeout is the time to wait before considering the check to have hung.
+
+	// Retries is the number of consecutive failures needed to consider a container as unhealthy.
+	// Zero means inherit.
+	Retries int `json:",omitempty"`
+}
+
+// PortSet is a collection of structs indexed by Port
+// github.com/docker/go-connections/nat/nat.go
+type PortSet map[Port]struct{}
+
+// Port is a string containing port number and protocol in the format "80/tcp"
+// github.com/docker/go-connections/nat/nat.go
+type Port string
+
+// Config contains the configuration data about a container.
+// It should hold only portable information about the container.
+// Here, "portable" means "independent from the host we are running on".
+// Non-portable information *should* appear in HostConfig.
+// All fields added to this struct must be marked `omitempty` to keep getting
+// predictable hashes from the old `v1Compatibility` configuration.
+// github.com/docker/docker/api/types/container/config.go
+type Config struct {
+	Hostname        string              // Hostname
+	Domainname      string              // Domainname
+	User            string              // User that will run the command(s) inside the container, also support user:group
+	AttachStdin     bool                // Attach the standard input, makes possible user interaction
+	AttachStdout    bool                // Attach the standard output
+	AttachStderr    bool                // Attach the standard error
+	ExposedPorts    PortSet             `json:",omitempty"` // List of exposed ports
+	Tty             bool                // Attach standard streams to a tty, including stdin if it is not closed.
+	OpenStdin       bool                // Open stdin
+	StdinOnce       bool                // If true, close stdin after the 1 attached client disconnects.
+	Env             []string            // List of environment variable to set in the container
+	Cmd             strslice.StrSlice   // Command to run when starting the container
+	Healthcheck     *HealthConfig       `json:",omitempty"` // Healthcheck describes how to check the container is healthy
+	ArgsEscaped     bool                `json:",omitempty"` // True if command is already escaped (Windows specific)
+	Image           string              // Name of the image as it was passed by the operator (e.g. could be symbolic)
+	Volumes         map[string]struct{} // List of volumes (mounts) used for the container
+	WorkingDir      string              // Current directory (PWD) in the command will be launched
+	Entrypoint      strslice.StrSlice   // Entrypoint to run when starting the container
+	NetworkDisabled bool                `json:",omitempty"` // Is network disabled
+	MacAddress      string              `json:",omitempty"` // Mac Address of the container
+	OnBuild         []string            // ONBUILD metadata that were defined on the image Dockerfile
+	Labels          map[string]string   // List of labels set to this container
+	StopSignal      string              `json:",omitempty"` // Signal to stop a container
+	StopTimeout     *int                `json:",omitempty"` // Timeout (in seconds) to stop a container
+	Shell           strslice.StrSlice   `json:",omitempty"` // Shell for shell-form of RUN, CMD, ENTRYPOINT
+}
+
+// V1Compatibility - For non-top-level layers, create fake V1Compatibility
+// strings that fit the format and don't collide with anything else, but
+// don't result in runnable images on their own.
+// github.com/docker/distribution/manifest/schema1/config_builder.go
+type V1Compatibility struct {
+	ID              string    `json:"id"`
+	Parent          string    `json:"parent,omitempty"`
+	Comment         string    `json:"comment,omitempty"`
+	Created         time.Time `json:"created"`
+	ContainerConfig struct {
+		Cmd []string
+	} `json:"container_config,omitempty"`
+	Author    string `json:"author,omitempty"`
+	ThrowAway bool   `json:"throwaway,omitempty"`
+}
+
+// V1Image stores the V1 image configuration.
+// github.com/docker/docker/image/image.go
+type V1Image struct {
+	// ID is a unique 64 character identifier of the image
+	ID string `json:"id,omitempty"`
+	// Parent is the ID of the parent image
+	Parent string `json:"parent,omitempty"`
+	// Comment is the commit message that was set when committing the image
+	Comment string `json:"comment,omitempty"`
+	// Created is the timestamp at which the image was created
+	Created time.Time `json:"created"`
+	// Container is the id of the container used to commit
+	Container string `json:"container,omitempty"`
+	// ContainerConfig is the configuration of the container that is committed into the image
+	ContainerConfig Config `json:"container_config,omitempty"`
+	// DockerVersion specifies the version of Docker that was used to build the image
+	DockerVersion string `json:"docker_version,omitempty"`
+	// Author is the name of the author that was specified when committing the image
+	Author string `json:"author,omitempty"`
+	// Config is the configuration of the container received from the client
+	Config *Config `json:"config,omitempty"`
+	// Architecture is the hardware that the image is build and runs on
+	Architecture string `json:"architecture,omitempty"`
+	// OS is the operating system used to build and run the image
+	OS string `json:"os,omitempty"`
+	// Size is the total size of the image including all layers it is composed of
+	Size int64 `json:",omitempty"`
+}
+
+// V2Image stores the image configuration
+// github.com/docker/docker/image/image.go
+type V2Image struct {
+	V1Image
+	Parent     ID            `json:"parent,omitempty"`
+	RootFS     *V2S2RootFS   `json:"rootfs,omitempty"`
+	History    []V2S2History `json:"history,omitempty"`
+	OSVersion  string        `json:"os.version,omitempty"`
+	OSFeatures []string      `json:"os.features,omitempty"`
+
+	// rawJSON caches the immutable JSON associated with this image.
+	//rawJSON []byte
+
+	// computedID is the ID computed from the hash of the image config.
+	// Not to be confused with the legacy V1 ID in V1Image.
+	//computedID ID
+}
+
+// V2Versioned 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.
+// github.com/docker/distribution/manifest/versioned.go
+type V2Versioned 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,omitempty"`
+}
+
+// V2S1FSLayer is a container struct for BlobSums defined in an image manifest
+// github.com/docker/distribution/manifest/schema1/manifest.go
+type V2S1FSLayer struct {
+	// BlobSum is the tarsum of the referenced filesystem image layer
+	BlobSum digest.Digest `json:"blobSum"`
+}
+
+// V2S1History stores unstructured v1 compatibility information
+// github.com/docker/distribution/manifest/schema1/manifest.go
+type V2S1History struct {
+	// V1Compatibility is the raw v1 compatibility information
+	V1Compatibility string `json:"v1Compatibility"`
+}
+
+// V2S1Manifest provides the base accessible fields for working with V2 image
+// format in the registry.
+// github.com/docker/distribution/manifest/schema1/manifest.go
+type V2S1Manifest struct {
+	V2Versioned
+
+	// Name is the name of the image's repository
+	Name string `json:"name"`
+
+	// Tag is the tag of the image specified by this manifest
+	Tag string `json:"tag"`
+
+	// Architecture is the host architecture on which this image is intended to
+	// run
+	Architecture string `json:"architecture"`
+
+	// FSLayers is a list of filesystem layer blobSums contained in this image
+	FSLayers []V2S1FSLayer `json:"fsLayers"`
+
+	// History is a list of unstructured historical data for v1 compatibility
+	History []V2S1History `json:"history"`
+}
+
+// V2S2Descriptor describes targeted content. Used in conjunction with a blob
+// store, a descriptor can be used to fetch, store and target any kind of
+// blob. The struct also describes the wire protocol format. Fields should
+// only be added but never changed.
+// github.com/docker/distribution/blobs.go
+type V2S2Descriptor struct {
+	// MediaType describe the type of the content. All text based formats are
+	// encoded as utf-8.
+	MediaType string `json:"mediaType,omitempty"`
+
+	// Size in bytes of content.
+	Size int64 `json:"size,omitempty"`
+
+	// Digest uniquely identifies the content. A byte stream can be verified
+	// against against this digest.
+	Digest digest.Digest `json:"digest,omitempty"`
+
+	// URLs contains the source URLs of this content.
+	URLs []string `json:"urls,omitempty"`
+
+	// NOTE: Before adding a field here, please ensure that all
+	// other options have been exhausted. Much of the type relationships
+	// depend on the simplicity of this type.
+}
+
+// V2S2Manifest defines a schema2 manifest.
+// github.com/docker/distribution/manifest/schema2/manifest.go
+type V2S2Manifest struct {
+	V2Versioned
+
+	// Config references the image configuration as a blob.
+	Config V2S2Descriptor `json:"config"`
+
+	// Layers lists descriptors for the layers referenced by the
+	// configuration.
+	Layers []V2S2Descriptor `json:"layers"`
+}