Add code to handle pagination of parts. Fixes max layer size of 10GB bug

Signed-off-by: Jack Baines <jack.baines@uk.ibm.com>
This commit is contained in:
Jack Baines 2019-01-11 16:12:23 +00:00
parent 91b0f0559e
commit bda79219b2

View file

@ -549,9 +549,9 @@ func (d *driver) Reader(ctx context.Context, path string, offset int64) (io.Read
// Writer returns a FileWriter which will store the content written to it // Writer returns a FileWriter which will store the content written to it
// at the location designated by "path" after the call to Commit. // at the location designated by "path" after the call to Commit.
func (d *driver) Writer(ctx context.Context, path string, append bool) (storagedriver.FileWriter, error) { func (d *driver) Writer(ctx context.Context, path string, appendParam bool) (storagedriver.FileWriter, error) {
key := d.s3Path(path) key := d.s3Path(path)
if !append { if !appendParam {
// TODO (brianbland): cancel other uploads at this path // TODO (brianbland): cancel other uploads at this path
resp, err := d.S3.CreateMultipartUpload(&s3.CreateMultipartUploadInput{ resp, err := d.S3.CreateMultipartUpload(&s3.CreateMultipartUploadInput{
Bucket: aws.String(d.Bucket), Bucket: aws.String(d.Bucket),
@ -574,7 +574,7 @@ func (d *driver) Writer(ctx context.Context, path string, append bool) (storaged
if err != nil { if err != nil {
return nil, parseError(path, err) return nil, parseError(path, err)
} }
var allParts []*s3.Part
for _, multi := range resp.Uploads { for _, multi := range resp.Uploads {
if key != *multi.Key { if key != *multi.Key {
continue continue
@ -587,11 +587,20 @@ func (d *driver) Writer(ctx context.Context, path string, append bool) (storaged
if err != nil { if err != nil {
return nil, parseError(path, err) return nil, parseError(path, err)
} }
var multiSize int64 allParts = append(allParts, resp.Parts...)
for _, part := range resp.Parts { for *resp.IsTruncated {
multiSize += *part.Size resp, err = d.S3.ListParts(&s3.ListPartsInput{
Bucket: aws.String(d.Bucket),
Key: aws.String(key),
UploadId: multi.UploadId,
PartNumberMarker: resp.NextPartNumberMarker,
})
if err != nil {
return nil, parseError(path, err)
}
allParts = append(allParts, resp.Parts...)
} }
return d.newWriter(key, *multi.UploadId, resp.Parts), nil return d.newWriter(key, *multi.UploadId, allParts), nil
} }
return nil, storagedriver.PathNotFoundError{Path: path} return nil, storagedriver.PathNotFoundError{Path: path}
} }