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AzureBlob new sdk changes

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This commit is contained in:
sandeepkru 2018-09-06 21:43:40 -07:00 committed by Nick Craig-Wood
parent b2a6a97443
commit 5b27702b61
1 changed files with 17 additions and 8 deletions
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25
backend/azureblob/azureblob.go
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@ -7,6 +7,7 @@ package azureblob
import (
"bytes"
"context"
"crypto/md5"
"encoding/base64"
"encoding/binary"
"encoding/hex"
@ -248,7 +249,11 @@ func NewFs(name, root string, m configmap.Mapper) (fs.Fs, error) {
)
switch {
case opt.Account != "" && opt.Key != "":
credential := azblob.NewSharedKeyCredential(opt.Account, opt.Key)
credential, err := azblob.NewSharedKeyCredential(opt.Account, opt.Key)
if err != nil {
return nil, errors.Wrapf(err, "Failed to parse credentials")
}
u, err = url.Parse(fmt.Sprintf("https://%s.%s", opt.Account, opt.Endpoint))
if err != nil {
return nil, errors.Wrap(err, "failed to make azure storage url from account and endpoint")
@ -579,7 +584,7 @@ func (f *Fs) listContainersToFn(fn listContainerFn) error {
}
ctx := context.Background()
for marker := (azblob.Marker{}); marker.NotDone(); {
var response *azblob.ListContainersResponse
var response *azblob.ListContainersSegmentResponse
err := f.pacer.Call(func() (bool, error) {
var err error
response, err = f.svcURL.ListContainersSegment(ctx, marker, params)
@ -761,7 +766,7 @@ func (f *Fs) Copy(src fs.Object, remote string) (fs.Object, error) {
var startCopy *azblob.BlobStartCopyFromURLResponse
err = f.pacer.Call(func() (bool, error) {
startCopy, err = dstBlobURL.StartCopyFromURL(ctx, *source, nil, options, options)
startCopy, err = dstBlobURL.StartCopyFromURL(ctx, *source, nil, azblob.ModifiedAccessConditions{}, options)
return f.shouldRetry(err)
})
if err != nil {
@ -846,9 +851,8 @@ func (o *Object) setMetadata(metadata azblob.Metadata) {
// o.md5
// o.meta
func (o *Object) decodeMetaDataFromPropertiesResponse(info *azblob.BlobGetPropertiesResponse) (err error) {
// NOTE - In BlobGetPropertiesResponse, Client library returns MD5 as base64 decoded string
// unlike BlobProperties in BlobItem (used in decodeMetadataFromBlob) which returns base64
// encoded bytes. Object needs to maintain this as base64 encoded string.
// NOTE - Client library always returns MD5 as base64 decoded string, Object needs to maintain
// this as base64 encoded string.
o.md5 = base64.StdEncoding.EncodeToString(info.ContentMD5())
o.mimeType = info.ContentType()
o.size = info.ContentLength()
@ -860,7 +864,9 @@ func (o *Object) decodeMetaDataFromPropertiesResponse(info *azblob.BlobGetProper
}
func (o *Object) decodeMetaDataFromBlob(info *azblob.BlobItem) (err error) {
o.md5 = string(info.Properties.ContentMD5)
// NOTE - Client library always returns MD5 as base64 decoded string, Object needs to maintain
// this as base64 encoded string.
o.md5 = base64.StdEncoding.EncodeToString(info.Properties.ContentMD5)
o.mimeType = *info.Properties.ContentType
o.size = *info.Properties.ContentLength
o.modTime = info.Properties.LastModified
@ -1134,11 +1140,14 @@ outer:
defer o.fs.uploadToken.Put()
fs.Debugf(o, "Uploading part %d/%d offset %v/%v part size %v", part+1, totalParts, fs.SizeSuffix(position), fs.SizeSuffix(size), fs.SizeSuffix(chunkSize))
// Upload the block, with MD5 for check
md5sum := md5.Sum(buf)
transactionalMD5 := md5sum[:]
err = o.fs.pacer.Call(func() (bool, error) {
bufferReader := bytes.NewReader(buf)
wrappedReader := wrap(bufferReader)
rs := readSeeker{wrappedReader, bufferReader}
_, err = blockBlobURL.StageBlock(ctx, blockID, &rs, ac)
_, err = blockBlobURL.StageBlock(ctx, blockID, &rs, ac, transactionalMD5)
return o.fs.shouldRetry(err)
})