github.com/containerd/containerd@v22.0.0-20200918172823-438c87b8e050+incompatible/oci/client.go (about)

     1  /*
     2     Copyright The containerd Authors.
     3  
     4     Licensed under the Apache License, Version 2.0 (the "License");
     5     you may not use this file except in compliance with the License.
     6     You may obtain a copy of the License at
     7  
     8         http://www.apache.org/licenses/LICENSE-2.0
     9  
    10     Unless required by applicable law or agreed to in writing, software
    11     distributed under the License is distributed on an "AS IS" BASIS,
    12     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13     See the License for the specific language governing permissions and
    14     limitations under the License.
    15  */
    16  
    17  package oci
    18  
    19  import (
    20  	"context"
    21  
    22  	"github.com/containerd/containerd/content"
    23  	"github.com/containerd/containerd/snapshots"
    24  	ocispec "github.com/opencontainers/image-spec/specs-go/v1"
    25  )
    26  
    27  // Client interface used by SpecOpt
    28  type Client interface {
    29  	SnapshotService(snapshotterName string) snapshots.Snapshotter
    30  }
    31  
    32  // Image interface used by some SpecOpt to query image configuration
    33  type Image interface {
    34  	// Config descriptor for the image.
    35  	Config(ctx context.Context) (ocispec.Descriptor, error)
    36  	// ContentStore provides a content store which contains image blob data
    37  	ContentStore() content.Store
    38  }