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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 /cmd/kpod/docker
parent2b74391cd5281f6fdf391ff8ad50fd1490f6bf89 (diff)
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Initial checkin from CRI-O repo
Signed-off-by: Matthew Heon <matthew.heon@gmail.com>
Diffstat (limited to 'cmd/kpod/docker')
-rw-r--r--cmd/kpod/docker/types.go271
1 files changed, 271 insertions, 0 deletions
diff --git a/cmd/kpod/docker/types.go b/cmd/kpod/docker/types.go
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+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"`
+}