81 lines
2.5 KiB
Go
81 lines
2.5 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package server
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import (
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"os"
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"path/filepath"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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"golang.org/x/net/context"
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api "github.com/containerd/cri/pkg/api/v1"
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"github.com/containerd/cri/pkg/containerd/importer"
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imagestore "github.com/containerd/cri/pkg/store/image"
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)
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// LoadImage loads a image into containerd.
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func (c *criService) LoadImage(ctx context.Context, r *api.LoadImageRequest) (*api.LoadImageResponse, error) {
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path := r.GetFilePath()
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if !filepath.IsAbs(path) {
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return nil, errors.Errorf("path %q is not an absolute path", path)
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}
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f, err := os.Open(path)
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if err != nil {
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return nil, errors.Wrap(err, "failed to open file")
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}
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repoTags, err := importer.Import(ctx, c.client, f)
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if err != nil {
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return nil, errors.Wrap(err, "failed to import image")
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}
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for _, repoTag := range repoTags {
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image, err := c.client.GetImage(ctx, repoTag)
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if err != nil {
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return nil, errors.Wrapf(err, "failed to get image %q", repoTag)
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}
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if err := image.Unpack(ctx, c.config.ContainerdConfig.Snapshotter); err != nil {
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logrus.WithError(err).Warnf("Failed to unpack image %q", repoTag)
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// Do not fail image importing. Unpack will be retried when container creation.
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}
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info, err := getImageInfo(ctx, image)
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if err != nil {
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return nil, errors.Wrapf(err, "failed to get image %q info", repoTag)
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}
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id := info.id
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if err := c.createImageReference(ctx, id, image.Target()); err != nil {
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return nil, errors.Wrapf(err, "failed to create image reference %q", id)
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}
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img := imagestore.Image{
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ID: id,
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RepoTags: []string{repoTag},
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ChainID: info.chainID.String(),
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Size: info.size,
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ImageSpec: info.imagespec,
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Image: image,
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}
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if err := c.imageStore.Add(img); err != nil {
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return nil, errors.Wrapf(err, "failed to add image %q into store", id)
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}
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logrus.Debugf("Imported image with id %q, repo tag %q", id, repoTag)
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}
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return &api.LoadImageResponse{Images: repoTags}, nil
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}
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