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 17package server 18 19import ( 20 "golang.org/x/net/context" 21 runtime "k8s.io/cri-api/pkg/apis/runtime/v1alpha2" 22) 23 24// ListImages lists existing images. 25// TODO(random-liu): Add image list filters after CRI defines this more clear, and kubelet 26// actually needs it. 27func (c *criService) ListImages(ctx context.Context, r *runtime.ListImagesRequest) (*runtime.ListImagesResponse, error) { 28 imagesInStore := c.imageStore.List() 29 30 var images []*runtime.Image 31 for _, image := range imagesInStore { 32 // TODO(random-liu): [P0] Make sure corresponding snapshot exists. What if snapshot 33 // doesn't exist? 34 images = append(images, toCRIImage(image)) 35 } 36 37 return &runtime.ListImagesResponse{Images: images}, nil 38} 39