mirror of
https://github.com/edgelesssys/constellation.git
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79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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// package imageinfo is used to upload image info JSON files to S3.
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package imageinfo
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import (
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"bytes"
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"context"
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"encoding/json"
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"net/url"
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awsconfig "github.com/aws/aws-sdk-go-v2/config"
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s3manager "github.com/aws/aws-sdk-go-v2/feature/s3/manager"
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"github.com/aws/aws-sdk-go-v2/service/s3"
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s3types "github.com/aws/aws-sdk-go-v2/service/s3/types"
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"github.com/edgelesssys/constellation/v2/internal/api/versionsapi"
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"github.com/edgelesssys/constellation/v2/internal/constants"
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"github.com/edgelesssys/constellation/v2/internal/logger"
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)
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// Uploader uploads image info to S3.
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type Uploader struct {
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uploadClient uploadClient
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// bucket is the name of the S3 bucket to use.
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bucket string
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log *logger.Logger
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}
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// New creates a new Uploader.
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func New(ctx context.Context, region, bucket string, log *logger.Logger) (*Uploader, error) {
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cfg, err := awsconfig.LoadDefaultConfig(ctx, awsconfig.WithRegion(region))
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if err != nil {
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return nil, err
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}
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s3client := s3.NewFromConfig(cfg)
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uploadClient := s3manager.NewUploader(s3client)
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return &Uploader{
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uploadClient: uploadClient,
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bucket: bucket,
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log: log,
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}, nil
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}
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// Upload marshals the image info to JSON and uploads it to S3.
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func (a *Uploader) Upload(ctx context.Context, imageInfo versionsapi.ImageInfo) (string, error) {
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ver := versionsapi.Version{
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Ref: imageInfo.Ref,
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Stream: imageInfo.Stream,
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Version: imageInfo.Version,
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Kind: versionsapi.VersionKindImage,
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}
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key, err := url.JoinPath(ver.ArtifactPath(versionsapi.APIV2), ver.Kind.String(), "info.json")
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if err != nil {
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return "", err
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}
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a.log.Debugf("Archiving image info to s3://%v/%v", a.bucket, key)
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buf := &bytes.Buffer{}
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if err := json.NewEncoder(buf).Encode(imageInfo); err != nil {
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return "", err
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}
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_, err = a.uploadClient.Upload(ctx, &s3.PutObjectInput{
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Bucket: &a.bucket,
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Key: &key,
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Body: buf,
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ChecksumAlgorithm: s3types.ChecksumAlgorithmSha256,
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})
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return constants.CDNRepositoryURL + "/" + key, err
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}
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type uploadClient interface {
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Upload(ctx context.Context, input *s3.PutObjectInput, opts ...func(*s3manager.Uploader)) (*s3manager.UploadOutput, error)
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}
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