169 lines
8.3 KiB
Plaintext
169 lines
8.3 KiB
Plaintext
package main
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//**********************************************************************************************
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//github.com/google/go-containerregistry
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type IndexManifest struct {
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SchemaVersion int64 `json:"schemaVersion"`
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MediaType types.MediaType `json:"mediaType,omitempty"`
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Manifests []Descriptor `json:"manifests"`
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Annotations map[string]string `json:"annotations,omitempty"`
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Subject *Descriptor `json:"subject,omitempty"`
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}
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type Manifest struct {
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SchemaVersion int64 `json:"schemaVersion"`
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MediaType types.MediaType `json:"mediaType,omitempty"`
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Config Descriptor `json:"config"`
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Layers []Descriptor `json:"layers"`
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Annotations map[string]string `json:"annotations,omitempty"`
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Subject *Descriptor `json:"subject,omitempty"`
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}
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type Descriptor struct {
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MediaType types.MediaType `json:"mediaType"`
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Size int64 `json:"size"`
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Digest Hash `json:"digest"`
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Data []byte `json:"data,omitempty"`
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URLs []string `json:"urls,omitempty"`
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Annotations map[string]string `json:"annotations,omitempty"`
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Platform *Platform `json:"platform,omitempty"`
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ArtifactType string `json:"artifactType,omitempty"`
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}
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//**********************************************************************************************
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//github.com/opencontainers/image-spec/specs-go/v1
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// application/vnd.oci.image.index.v1+json
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type Index struct {
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specs.Versioned
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// MediaType specifies the type of this document data structure e.g. `application/vnd.oci.image.index.v1+json`
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MediaType string `json:"mediaType,omitempty"`
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// ArtifactType specifies the IANA media type of artifact when the manifest is used for an artifact.
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ArtifactType string `json:"artifactType,omitempty"`
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// Manifests references platform specific manifests.
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Manifests []Descriptor `json:"manifests"`
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// Subject is an optional link from the image manifest to another manifest forming an association between the image manifest and the other manifest.
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Subject *Descriptor `json:"subject,omitempty"`
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// Annotations contains arbitrary metadata for the image index.
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Annotations map[string]string `json:"annotations,omitempty"`
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}
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// application/vnd.oci.image.manifest.v1+json
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type Manifest struct {
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specs.Versioned
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// MediaType specifies the type of this document data structure e.g. `application/vnd.oci.image.manifest.v1+json`
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MediaType string `json:"mediaType,omitempty"`
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// ArtifactType specifies the IANA media type of artifact when the manifest is used for an artifact.
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ArtifactType string `json:"artifactType,omitempty"`
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// Config references a configuration object for a container, by digest.
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// The referenced configuration object is a JSON blob that the runtime uses to set up the container.
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Config Descriptor `json:"config"`
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// Layers is an indexed list of layers referenced by the manifest.
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Layers []Descriptor `json:"layers"`
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// Subject is an optional link from the image manifest to another manifest forming an association between the image manifest and the other manifest.
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Subject *Descriptor `json:"subject,omitempty"`
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// Annotations contains arbitrary metadata for the image manifest.
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Annotations map[string]string `json:"annotations,omitempty"`
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}
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type Descriptor struct {
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// MediaType is the media type of the object this schema refers to.
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MediaType string `json:"mediaType"`
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// Digest is the digest of the targeted content.
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Digest digest.Digest `json:"digest"`
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// Size specifies the size in bytes of the blob.
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Size int64 `json:"size"`
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// URLs specifies a list of URLs from which this object MAY be downloaded
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URLs []string `json:"urls,omitempty"`
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// Annotations contains arbitrary metadata relating to the targeted content.
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Annotations map[string]string `json:"annotations,omitempty"`
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// Data is an embedding of the targeted content. This is encoded as a base64
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// string when marshalled to JSON (automatically, by encoding/json). If
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// present, Data can be used directly to avoid fetching the targeted content.
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Data []byte `json:"data,omitempty"`
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// Platform describes the platform which the image in the manifest runs on.
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// This should only be used when referring to a manifest.
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Platform *Platform `json:"platform,omitempty"`
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// ArtifactType is the IANA media type of this artifact.
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ArtifactType string `json:"artifactType,omitempty"`
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}
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// *********************************************************************************************
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// https://github.com/opencontainers/image-spec/blob/v1.1.1/media-types.md
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// application/vnd.oci.image.config.v1+json
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// application/vnd.oci.image.config.v1+json
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// application/vnd.docker.container.image.v1+json
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type Image struct {
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// Platform describes the platform which the image in the manifest runs on.
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Platform
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// Created is the combined date and time at which the image was created, formatted as defined by RFC 3339, section 5.6.
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Created *time.Time `json:"created,omitempty"`
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// Author defines the name and/or email address of the person or entity which created and is responsible for maintaining the image.
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Author string `json:"author,omitempty"`
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// Config defines the execution parameters which should be used as a base when running a container using the image.
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Config ImageConfig `json:"config,omitempty"`
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// RootFS references the layer content addresses used by the image.
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RootFS RootFS `json:"rootfs"`
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// History describes the history of each layer.
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History []History `json:"history,omitempty"`
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}
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type RootFS struct {
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// Type is the type of the rootfs.
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Type string `json:"type"`
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// DiffIDs is an array of layer content hashes (DiffIDs), in order from bottom-most to top-most.
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DiffIDs []digest.Digest `json:"diff_ids"`
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}
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type ImageConfig struct {
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// User defines the username or UID which the process in the container should run as.
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User string `json:"User,omitempty"`
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// ExposedPorts a set of ports to expose from a container running this image.
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ExposedPorts map[string]struct{} `json:"ExposedPorts,omitempty"`
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// Env is a list of environment variables to be used in a container.
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Env []string `json:"Env,omitempty"`
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// Entrypoint defines a list of arguments to use as the command to execute when the container starts.
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Entrypoint []string `json:"Entrypoint,omitempty"`
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// Cmd defines the default arguments to the entrypoint of the container.
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Cmd []string `json:"Cmd,omitempty"`
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// Volumes is a set of directories describing where the process is likely write data specific to a container instance.
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Volumes map[string]struct{} `json:"Volumes,omitempty"`
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// WorkingDir sets the current working directory of the entrypoint process in the container.
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WorkingDir string `json:"WorkingDir,omitempty"`
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// Labels contains arbitrary metadata for the container.
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Labels map[string]string `json:"Labels,omitempty"`
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// StopSignal contains the system call signal that will be sent to the container to exit.
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StopSignal string `json:"StopSignal,omitempty"`
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// ArgsEscaped
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//
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// Deprecated: This field is present only for legacy compatibility with
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// Docker and should not be used by new image builders. It is used by Docker
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// for Windows images to indicate that the `Entrypoint` or `Cmd` or both,
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// contains only a single element array, that is a pre-escaped, and combined
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// into a single string `CommandLine`. If `true` the value in `Entrypoint` or
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// `Cmd` should be used as-is to avoid double escaping.
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// https://github.com/opencontainers/image-spec/pull/892
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ArgsEscaped bool `json:"ArgsEscaped,omitempty"`
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}
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// **********************************************************************************************
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type Platform struct {
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// Architecture field specifies the CPU architecture, for example
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// `amd64` or `ppc64le`.
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Architecture string `json:"architecture"`
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// OS specifies the operating system, for example `linux` or `windows`.
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OS string `json:"os"`
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// OSVersion is an optional field specifying the operating system
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// version, for example on Windows `10.0.14393.1066`.
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OSVersion string `json:"os.version,omitempty"`
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// OSFeatures is an optional field specifying an array of strings,
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// each listing a required OS feature (for example on Windows `win32k`).
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OSFeatures []string `json:"os.features,omitempty"`
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// Variant is an optional field specifying a variant of the CPU, for
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// example `v7` to specify ARMv7 when architecture is `arm`.
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Variant string `json:"variant,omitempty"`
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}
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