Files
base-cli-plugin/query/index.go
Christian Dupuis 5073234a81 Add query support for index
Signed-off-by: Christian Dupuis <cd@atomist.com>
2022-10-17 13:32:19 +02:00

94 lines
2.5 KiB
Go

/*
* Copyright © 2022 Docker, Inc.
*
* 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 query
import (
"encoding/json"
"fmt"
"io"
"net/http"
"time"
"github.com/opencontainers/go-digest"
"github.com/pkg/errors"
)
type IndexImage struct {
Digest string `json:"digest"`
CreatedAt time.Time `json:"createdAt"`
Platform struct {
Os string `json:"os"`
Arch string `json:"arch"`
Variant string `json:"variant"`
} `json:"platform"`
Layers []struct {
Digest string `json:"digest"`
Size int `json:"size"`
LastModified time.Time `json:"lastModified"`
} `json:"layers"`
DigestChainId string `json:"digestChainId"`
DiffIdChainId string `json:"diffIdChainId"`
}
type IndexManifestList struct {
Name string `json:"name"`
Tags []string `json:"tags"`
Digest string `json:"digest"`
Images []IndexImage `json:"images"`
}
func ForBaseImageInIndex(digest digest.Digest, workspace string, apiKey string) (*[]Image, error) {
url := fmt.Sprintf("https://api.dso.docker.com/docker-images/chain-ids/%s.json", digest.String())
resp, err := http.Get(url)
if err != nil {
return nil, errors.Wrapf(err, "failed to query index")
}
if resp.StatusCode == 200 {
var manifestList []IndexManifestList
body, err := io.ReadAll(resp.Body)
if err != nil {
return nil, errors.Wrapf(err, "failed to read response body")
}
err = json.Unmarshal(body, &manifestList)
if err != nil {
return nil, errors.Wrapf(err, "failed to unmarshal response body")
}
var ii IndexImage
for _, i := range manifestList[0].Images {
if i.DigestChainId == digest.String() || i.DiffIdChainId == digest.String() {
ii = i
break
}
}
repository, err := ForRepositoryInDb(manifestList[0].Name, workspace, apiKey)
if err != nil {
return nil, errors.Wrapf(err, "failed to query for respository")
}
image := Image{
Digest: ii.Digest,
CreatedAt: ii.CreatedAt,
Tags: manifestList[0].Tags,
Repository: *repository,
}
return &[]Image{image}, nil
}
return nil, nil
}