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// Copyright 2016 The appc Authors
//
// 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 typesV2
import (
"encoding/json"
"errors"
"github.com/appc/docker2aci/lib/common"
)
var (
ErrIncorrectMediaType = errors.New("incorrect mediaType")
ErrMissingConfig = errors.New("the config field is empty")
ErrMissingLayers = errors.New("the layers field is empty")
)
type ImageManifest struct {
SchemaVersion int `json:"schemaVersion"`
MediaType string `json:"mediaType"`
Config *ImageManifestDigest `json:"config"`
Layers []*ImageManifestDigest `json:"layers"`
Annotations map[string]string `json:"annotations"`
}
type ImageManifestDigest struct {
MediaType string `json:"mediaType"`
Size int `json:"size"`
Digest string `json:"digest"`
}
func (im *ImageManifest) String() string {
manblob, err := json.Marshal(im)
if err != nil {
return err.Error()
}
return string(manblob)
}
func (im *ImageManifest) PrettyString() string {
manblob, err := json.MarshalIndent(im, "", " ")
if err != nil {
return err.Error()
}
return string(manblob)
}
func (im *ImageManifest) Validate() error {
if im.MediaType != common.MediaTypeDockerV22Manifest && im.MediaType != common.MediaTypeOCIV1Manifest {
return ErrIncorrectMediaType
}
if im.Config == nil {
return ErrMissingConfig
}
if len(im.Layers) == 0 {
return ErrMissingLayers
}
return nil
}
type ImageConfig struct {
Created string `json:"created"`
Author string `json:"author"`
Architecture string `json:"architecture"`
OS string `json:"os"`
Config *ImageConfigConfig `json:"config"`
RootFS *ImageConfigRootFS `json:"rootfs"`
History []*ImageConfigHistory `json:"history"`
}
type ImageConfigConfig struct {
User string `json:"User"`
Memory int `json:"Memory"`
MemorySwap int `json:"MemorySwap"`
CpuShares int `json:"CpuShares"`
ExposedPorts map[string]struct{} `json:"ExposedPorts"`
Env []string `json:"Env"`
Entrypoint []string `json:"Entrypoint"`
Cmd []string `json:"Cmd"`
Volumes map[string]struct{} `json:"Volumes"`
WorkingDir string `json:"WorkingDir"`
}
type ImageConfigRootFS struct {
DiffIDs []string `json:"diff_ids"`
Type string `json:"type"`
}
type ImageConfigHistory struct {
Created string `json:"created,omitempty"`
Author string `json:"author,omitempty"`
CreatedBy string `json:"created_by,omitempty"`
Comment string `json:"comment,omitempty"`
EmptyLayer bool `json:"empty_layer,omitempty"`
}
func (ic *ImageConfig) String() string {
manblob, err := json.Marshal(ic)
if err != nil {
return err.Error()
}
return string(manblob)
}
func (ic *ImageConfig) PrettyString() string {
manblob, err := json.MarshalIndent(ic, "", " ")
if err != nil {
return err.Error()
}
return string(manblob)
}
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