github.com/alibaba/sealer@v0.8.6-0.20220430115802-37a2bdaa8173/pkg/image/store/image_store.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 store
    16  
    17  import (
    18  	"fmt"
    19  
    20  	"github.com/alibaba/sealer/pkg/image/reference"
    21  
    22  	"github.com/alibaba/sealer/pkg/image/types"
    23  	v1 "github.com/alibaba/sealer/types/api/v1"
    24  )
    25  
    26  type imageStore struct {
    27  	backend Backend
    28  }
    29  
    30  func (is *imageStore) GetByName(name string, platform *v1.Platform) (*v1.Image, error) {
    31  	named, err := reference.ParseToNamed(name)
    32  	if err != nil {
    33  		return nil, err
    34  	}
    35  	return is.backend.getImageByName(named.CompleteName(), platform)
    36  }
    37  
    38  func (is *imageStore) GetByID(id string) (*v1.Image, error) {
    39  	return is.backend.getImageByID(id)
    40  }
    41  
    42  func (is *imageStore) DeleteByName(name string, platform *v1.Platform) error {
    43  	named, err := reference.ParseToNamed(name)
    44  	if err != nil {
    45  		return err
    46  	}
    47  	return is.backend.deleteImage(named.CompleteName(), platform)
    48  }
    49  
    50  func (is *imageStore) DeleteByID(id string) error {
    51  	return is.backend.deleteImageByID(id)
    52  }
    53  
    54  func (is *imageStore) Save(image v1.Image) error {
    55  	return is.backend.saveImage(image)
    56  }
    57  
    58  func (is *imageStore) SetImageMetadataItem(name string, imageMetadata *types.ManifestDescriptor) error {
    59  	named, err := reference.ParseToNamed(name)
    60  	if err != nil {
    61  		return err
    62  	}
    63  	return is.backend.setImageMetadata(named.CompleteName(), imageMetadata)
    64  }
    65  
    66  func (is *imageStore) GetImageMetadataItem(name string, platform *v1.Platform) (*types.ManifestDescriptor, error) {
    67  	named, err := reference.ParseToNamed(name)
    68  	if err != nil {
    69  		return nil, err
    70  	}
    71  	return is.backend.getImageMetadataItem(named.CompleteName(), platform)
    72  }
    73  
    74  func (is *imageStore) GetImageMetadataMap() (ImageMetadataMap, error) {
    75  	return is.backend.getImageMetadataMap()
    76  }
    77  
    78  func (is *imageStore) GetImageManifestList(name string) ([]*types.ManifestDescriptor, error) {
    79  	named, err := reference.ParseToNamed(name)
    80  	if err != nil {
    81  		return nil, err
    82  	}
    83  
    84  	metadata, err := is.backend.getImageMetadataMap()
    85  	if err != nil {
    86  		return nil, err
    87  	}
    88  
    89  	if ml, ok := metadata[named.CompleteName()]; ok {
    90  		return ml.Manifests, nil
    91  	}
    92  
    93  	return nil, fmt.Errorf("%s not found", name)
    94  }
    95  
    96  func NewDefaultImageStore() (ImageStore, error) {
    97  	backend, err := NewFSStoreBackend()
    98  	if err != nil {
    99  		return nil, fmt.Errorf("failed to init fs store backend, err: %v", err)
   100  	}
   101  
   102  	return &imageStore{
   103  		backend: backend,
   104  	}, nil
   105  }