mirror of
https://github.com/goharbor/harbor
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b38de22054
bump golang 1.21.5 update golangci-lint && fix revive error fix white space lint Signed-off-by: yminer <yminer@vmware.com>
103 lines
3.3 KiB
Go
103 lines
3.3 KiB
Go
// Copyright Project Harbor Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package base
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import (
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"context"
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"encoding/json"
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v1 "github.com/opencontainers/image-spec/specs-go/v1"
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"github.com/goharbor/harbor/src/controller/artifact/processor"
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"github.com/goharbor/harbor/src/lib/errors"
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"github.com/goharbor/harbor/src/pkg/artifact"
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"github.com/goharbor/harbor/src/pkg/registry"
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)
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// NewManifestProcessor creates a new base manifest processor.
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// All metadata read from config layer will be populated if specifying no "properties"
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func NewManifestProcessor(properties ...string) *ManifestProcessor {
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return &ManifestProcessor{
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properties: properties,
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RegCli: registry.Cli,
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}
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}
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// ManifestProcessor is a base processor to process artifact enveloped by OCI manifest or docker v2 manifest
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type ManifestProcessor struct {
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properties []string
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RegCli registry.Client
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}
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// AbstractMetadata abstracts metadata of artifact
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func (m *ManifestProcessor) AbstractMetadata(ctx context.Context, artifact *artifact.Artifact, content []byte) error {
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// parse metadata from config layer
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metadata := map[string]interface{}{}
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if err := m.UnmarshalConfig(ctx, artifact.RepositoryName, content, &metadata); err != nil {
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return err
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}
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// if no properties specified, populate all metadata into the ExtraAttrs
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if len(m.properties) == 0 {
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artifact.ExtraAttrs = metadata
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return nil
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}
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if artifact.ExtraAttrs == nil {
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artifact.ExtraAttrs = map[string]interface{}{}
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}
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for _, property := range m.properties {
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artifact.ExtraAttrs[property] = metadata[property]
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}
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return nil
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}
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// AbstractAddition abstracts the addition of artifact
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func (m *ManifestProcessor) AbstractAddition(_ context.Context, _ *artifact.Artifact, addition string) (*processor.Addition, error) {
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return nil, errors.New(nil).WithCode(errors.BadRequestCode).
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WithMessage("addition %s isn't supported", addition)
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}
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// GetArtifactType returns the artifact type
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func (m *ManifestProcessor) GetArtifactType(_ context.Context, _ *artifact.Artifact) string {
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return ""
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}
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// ListAdditionTypes returns the supported addition types
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func (m *ManifestProcessor) ListAdditionTypes(_ context.Context, _ *artifact.Artifact) []string {
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return nil
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}
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// UnmarshalConfig unmarshal the config blob of the artifact into the specified object "v"
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func (m *ManifestProcessor) UnmarshalConfig(_ context.Context, repository string, manifest []byte, v interface{}) error {
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// unmarshal manifest
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mani := &v1.Manifest{}
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if err := json.Unmarshal(manifest, mani); err != nil {
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return err
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}
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// if the size of the config blob is 0(empty config blob), return directly
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if mani.Config.Size == 0 {
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return nil
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}
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// get config layer
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_, blob, err := m.RegCli.PullBlob(repository, mani.Config.Digest.String())
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if err != nil {
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return err
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}
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defer blob.Close()
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// unmarshal config layer
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return json.NewDecoder(blob).Decode(v)
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}
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