github.com/alibaba/sealer@v0.8.6-0.20220430115802-37a2bdaa8173/pkg/image/imagecache_interface.go (about)

     1  // Copyright © 2021 Alibaba Group Holding Ltd.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package image
    16  
    17  import (
    18  	"github.com/opencontainers/go-digest"
    19  
    20  	"github.com/alibaba/sealer/pkg/image/cache"
    21  )
    22  
    23  type CacheBuilder interface {
    24  	BuildImageCache() (Cache, error)
    25  }
    26  
    27  type Cache interface {
    28  	GetCache(parentID string, layer *cache.Layer) (LayerID digest.Digest, err error)
    29  }