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view.go
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view.go
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// SPDX-FileCopyrightText: 2023 SAP SE or an SAP affiliate company and Open Component Model contributors.
//
// SPDX-License-Identifier: Apache-2.0
package cpi
import (
"fmt"
"io"
"github.com/opencontainers/go-digest"
"github.com/open-component-model/ocm/v2/pkg/common/accessio/resource"
"github.com/open-component-model/ocm/v2/pkg/contexts/credentials"
"github.com/open-component-model/ocm/v2/pkg/contexts/oci/artdesc"
"github.com/open-component-model/ocm/v2/pkg/contexts/oci/internal"
"github.com/open-component-model/ocm/v2/pkg/errors"
"github.com/open-component-model/ocm/v2/pkg/utils"
)
var ErrClosed = resource.ErrClosed
////////////////////////////////////////////////////////////////////////////////
type _RepositoryView interface {
resource.ResourceViewInt[Repository] // here you have to redeclare
}
type RepositoryViewManager = resource.ViewManager[Repository] // here you have to use an alias
type RepositoryImpl interface {
internal.RepositoryImpl
resource.ResourceImplementation[Repository]
}
type _RepositoryImplBase = resource.ResourceImplBase[Repository]
type RepositoryImplBase struct {
_RepositoryImplBase
ctx Context
}
func (b *RepositoryImplBase) GetContext() Context {
return b.ctx
}
func NewRepositoryImplBase(ctx Context) RepositoryImplBase {
return RepositoryImplBase{
_RepositoryImplBase: resource.ResourceImplBase[Repository]{},
ctx: ctx,
}
}
type repositoryView struct {
_RepositoryView
impl RepositoryImpl
}
var (
_ Repository = (*repositoryView)(nil)
_ internal.ConsumerIdentityProvider = (*repositoryView)(nil)
)
func GetRepositoryImplementation(n Repository) (RepositoryImpl, error) {
if v, ok := n.(*repositoryView); ok {
return v.impl, nil
}
return nil, errors.ErrNotSupported("repository implementation type", fmt.Sprintf("%T", n))
}
func repositoryViewCreator(i RepositoryImpl, v resource.CloserView, d RepositoryViewManager) Repository {
return &repositoryView{
_RepositoryView: resource.NewView[Repository](v, d),
impl: i,
}
}
func NewRepository(impl RepositoryImpl, name ...string) Repository {
return resource.NewResource[Repository](impl, repositoryViewCreator, utils.OptionalDefaulted("OCI repo", name...), true)
}
func (r *repositoryView) GetConsumerId(uctx ...credentials.UsageContext) credentials.ConsumerIdentity {
return credentials.GetProvidedConsumerId(r.impl, uctx...)
}
func (r *repositoryView) GetIdentityMatcher() string {
return credentials.GetProvidedIdentityMatcher(r.impl)
}
func (r *repositoryView) GetSpecification() internal.RepositorySpec {
return r.impl.GetSpecification()
}
func (r *repositoryView) GetContext() Context {
return r.impl.GetContext()
}
func (r *repositoryView) NamespaceLister() (lister internal.NamespaceLister) {
return r.impl.NamespaceLister()
}
func (r *repositoryView) ExistsArtifact(name string, ref string) (ok bool, err error) {
err = r.Execute(func() error {
ok, err = r.impl.ExistsArtifact(name, ref)
return err
})
return ok, err
}
func (r *repositoryView) LookupArtifact(name string, ref string) (acc ArtifactAccess, err error) {
err = r.Execute(func() error {
acc, err = r.impl.LookupArtifact(name, ref)
return err
})
return acc, err
}
func (r *repositoryView) LookupNamespace(name string) (acc NamespaceAccess, err error) {
err = r.Execute(func() error {
acc, err = r.impl.LookupNamespace(name)
return err
})
return acc, err
}
////////////////////////////////////////////////////////////////////////////////
type _NamespaceAccessView interface {
resource.ResourceViewInt[NamespaceAccess] // here you have to redeclare
}
type NamespaceAccessViewManager = resource.ViewManager[NamespaceAccess] // here you have to use an alias
type NamespaceAccessImpl interface {
internal.NamespaceAccessImpl
resource.ResourceImplementation[NamespaceAccess]
GetNamespace() string
}
type _NamespaceAccessImplBase = resource.ResourceImplBase[NamespaceAccess]
type NamespaceAccessImplBase struct {
*_NamespaceAccessImplBase
namespace string
}
func NewNamespaceAccessImplBase(namespace string, repo RepositoryViewManager, closer ...io.Closer) (*NamespaceAccessImplBase, error) {
base, err := resource.NewResourceImplBase[NamespaceAccess](repo, closer...)
if err != nil {
return nil, err
}
return &NamespaceAccessImplBase{
_NamespaceAccessImplBase: base,
namespace: namespace,
}, nil
}
func (b *NamespaceAccessImplBase) GetNamespace() string {
return b.namespace
}
type namespaceAccessView struct {
_NamespaceAccessView
impl NamespaceAccessImpl
}
var _ NamespaceAccess = (*namespaceAccessView)(nil)
func GetNamespaceAccessImplementation(n NamespaceAccess) (NamespaceAccessImpl, error) {
if v, ok := n.(*namespaceAccessView); ok {
return v.impl, nil
}
return nil, errors.ErrNotSupported("namespace implementation type", fmt.Sprintf("%T", n))
}
func namespaceAccessViewCreator(i NamespaceAccessImpl, v resource.CloserView, d NamespaceAccessViewManager) NamespaceAccess {
return &namespaceAccessView{
_NamespaceAccessView: resource.NewView[NamespaceAccess](v, d),
impl: i,
}
}
func NewNamespaceAccess(impl NamespaceAccessImpl, kind ...string) NamespaceAccess {
return resource.NewResource[NamespaceAccess](impl, namespaceAccessViewCreator, fmt.Sprintf("%s %s", utils.OptionalDefaulted("namespace", kind...), impl.GetNamespace()), true)
}
func (n *namespaceAccessView) GetNamespace() string {
return n.impl.GetNamespace()
}
func (n *namespaceAccessView) GetArtifact(version string) (acc internal.ArtifactAccess, err error) {
err = n.Execute(func() error {
acc, err = n.impl.GetArtifact(version)
return err
})
return acc, err
}
func (n *namespaceAccessView) GetBlobData(digest digest.Digest) (size int64, acc internal.DataAccess, err error) {
err = n.Execute(func() error {
size, acc, err = n.impl.GetBlobData(digest)
return err
})
return size, acc, err
}
func (n *namespaceAccessView) AddBlob(access internal.BlobAccess) error {
return n.Execute(func() error {
return n.impl.AddBlob(access)
})
}
func (n *namespaceAccessView) HasArtifact(vers string) (ok bool, err error) {
err = n.Execute(func() error {
ok, err = n.impl.HasArtifact(vers)
return err
})
return ok, err
}
func (n *namespaceAccessView) AddArtifact(a internal.Artifact, tags ...string) (acc internal.BlobAccess, err error) {
err = n.Execute(func() error {
acc, err = n.impl.AddArtifact(a, tags...)
return err
})
return acc, err
}
func (n *namespaceAccessView) AddTags(digest digest.Digest, tags ...string) error {
return n.Execute(func() error {
return n.impl.AddTags(digest, tags...)
})
}
func (n *namespaceAccessView) ListTags() (list []string, err error) {
err = n.Execute(func() error {
list, err = n.impl.ListTags()
return err
})
return list, err
}
func (n *namespaceAccessView) NewArtifact(artifact ...*artdesc.Artifact) (acc internal.ArtifactAccess, err error) {
err = n.Execute(func() error {
acc, err = n.impl.NewArtifact(artifact...)
return err
})
return acc, err
}
////////////////////////////////////////////////////////////////////////////////
type _ArtifactAccessView interface {
resource.ResourceViewInt[ArtifactAccess]
}
type ArtifactAccessViewManager = resource.ViewManager[ArtifactAccess]
type ArtifactAccessImpl interface {
internal.ArtifactAccessImpl
resource.ResourceImplementation[ArtifactAccess]
// creation of slave objects require the original view they are created for.
ManifestAccess(ArtifactAccess) ManifestAccess
IndexAccess(ArtifactAccess) IndexAccess
}
type ArtifactAccessImplBase = resource.ResourceImplBase[ArtifactAccess]
func NewArtifactAccessImplBase(ns NamespaceAccessViewManager, closer ...io.Closer) (*ArtifactAccessImplBase, error) {
return resource.NewResourceImplBase[ArtifactAccess](ns, closer...)
}
type artifactAccessView struct {
_ArtifactAccessView
impl ArtifactAccessImpl
}
var _ ArtifactAccess = (*artifactAccessView)(nil)
func artifactAccessViewCreator(i ArtifactAccessImpl, v resource.CloserView, d resource.ViewManager[ArtifactAccess]) ArtifactAccess {
return &artifactAccessView{
_ArtifactAccessView: resource.NewView[ArtifactAccess](v, d),
impl: i,
}
}
func NewArtifactAccess(impl ArtifactAccessImpl) ArtifactAccess {
return resource.NewResource[ArtifactAccess](impl, artifactAccessViewCreator, "artifact", true)
}
func (a *artifactAccessView) IsManifest() bool {
return a.impl.IsManifest()
}
func (a *artifactAccessView) IsIndex() bool {
return a.impl.IsIndex()
}
func (a *artifactAccessView) Digest() digest.Digest {
return a.impl.Digest()
}
func (a *artifactAccessView) Blob() (internal.BlobAccess, error) {
return a.impl.Blob()
}
func (a *artifactAccessView) GetDescriptor() *artdesc.Artifact {
return a.impl.GetDescriptor()
}
func (a *artifactAccessView) Artifact() *artdesc.Artifact {
return a.impl.Artifact()
}
func (a *artifactAccessView) Manifest() (*artdesc.Manifest, error) {
return a.impl.Manifest()
}
func (a *artifactAccessView) ManifestAccess() internal.ManifestAccess {
return a.impl.ManifestAccess(a)
}
func (a *artifactAccessView) Index() (*artdesc.Index, error) {
return a.impl.Index()
}
func (a *artifactAccessView) IndexAccess() internal.IndexAccess {
return a.impl.IndexAccess(a)
}
func (a *artifactAccessView) GetBlobData(digest digest.Digest) (size int64, acc internal.DataAccess, err error) {
size = -1
err = a.Execute(func() error {
size, acc, err = a.impl.GetBlobData(digest)
return err
})
return size, acc, err
}
func (a *artifactAccessView) AddBlob(access internal.BlobAccess) error {
return a.Execute(func() error {
return a.impl.AddBlob(access)
})
}
func (a *artifactAccessView) GetBlob(digest digest.Digest) (acc internal.BlobAccess, err error) {
err = a.Execute(func() error {
acc, err = a.impl.GetBlob(digest)
return err
})
return acc, err
}
func (a *artifactAccessView) GetArtifact(digest digest.Digest) (acc internal.ArtifactAccess, err error) {
err = a.Execute(func() error {
acc, err = a.impl.GetArtifact(digest)
return err
})
return acc, err
}
func (a *artifactAccessView) AddArtifact(artifact internal.Artifact, platform *artdesc.Platform) (acc internal.BlobAccess, err error) {
err = a.Execute(func() error {
acc, err = a.impl.AddArtifact(artifact, platform)
return err
})
return acc, err
}
func (a *artifactAccessView) NewArtifact(art ...*artdesc.Artifact) (acc ArtifactAccess, err error) {
err = a.Execute(func() error {
acc, err = a.impl.NewArtifact(art...)
return err
})
return acc, err
}
func (a *artifactAccessView) AddLayer(access internal.BlobAccess, descriptor *artdesc.Descriptor) (index int, err error) {
index = -1
err = a.Execute(func() error {
index, err = a.impl.AddLayer(access, descriptor)
return err
})
return index, err
}