@ -763,9 +763,27 @@ func (api objectAPIHandlers) CopyObjectHandler(w http.ResponseWriter, r *http.Re
var reader io . Reader
var length = srcInfo . Size
// Set the actual size to the decrypted size if encrypted.
actualSize := srcInfo . Size
if crypto . IsEncrypted ( srcInfo . UserDefined ) {
actualSize , err = srcInfo . DecryptedSize ( )
if err != nil {
writeErrorResponse ( w , toAPIErrorCode ( err ) , r . URL )
return
}
}
// No need to compress for remote etcd calls
// Pass the decompressed stream to such calls.
if srcInfo . IsCompressed ( ) && ! isRemoteCallRequired ( ctx , srcBucket , dstBucket , objectAPI ) {
isCompressed := objectAPI . IsCompressionSupported ( ) && isCompressible ( r . Header , srcObject ) && ! isRemoteCallRequired ( ctx , srcBucket , dstBucket , objectAPI )
if isCompressed {
// Storing the compression metadata.
srcInfo . UserDefined [ ReservedMetadataPrefix + "compression" ] = compressionAlgorithmV1
srcInfo . UserDefined [ ReservedMetadataPrefix + "actual-size" ] = strconv . FormatInt ( actualSize , 10 )
// Remove all source encrypted related metadata to
// avoid copying them in target object.
crypto . RemoveInternalEntries ( srcInfo . UserDefined )
// Open a pipe for compression.
// Where pipeWriter is piped to srcInfo.Reader.
// gr writes to pipeWriter.
@ -788,26 +806,24 @@ func (api objectAPIHandlers) CopyObjectHandler(w http.ResponseWriter, r *http.Re
reader = gr
}
srcInfo . Reader , err = hash . NewReader ( reader , length , "" , "" , srcInfo . Size )
srcInfo . Reader , err = hash . NewReader ( reader , length , "" , "" , actual Size)
if err != nil {
writeErrorResponse ( w , toAPIErrorCode ( err ) , r . URL )
return
}
var encMetadata = make ( map [ string ] string )
if objectAPI . IsEncryptionSupported ( ) && ! srcInfo . IsCompressed ( ) {
if objectAPI . IsEncryptionSupported ( ) && ! isCompressed {
// Encryption parameters not applicable for this object.
if ! crypto . IsEncrypted ( srcInfo . UserDefined ) && crypto . SSECopy . IsRequested ( r . Header ) {
writeErrorResponse ( w , toAPIErrorCode ( errInvalidEncryptionParameters ) , r . URL )
return
}
// Encryption parameters not present for this object.
if crypto . SSEC . IsEncrypted ( srcInfo . UserDefined ) && ! crypto . SSECopy . IsRequested ( r . Header ) {
writeErrorResponse ( w , ErrInvalidSSECustomerAlgorithm , r . URL )
return
}
var oldKey , newKey [ ] byte
sseCopyS3 := crypto . S3 . IsEncrypted ( srcInfo . UserDefined )
sseCopyC := crypto . SSEC . IsEncrypted ( srcInfo . UserDefined ) && crypto . SSECopy . IsRequested ( r . Header )
@ -973,8 +989,8 @@ func (api objectAPIHandlers) CopyObjectHandler(w http.ResponseWriter, r *http.Re
host , port = "" , ""
}
if src Info. IsCompressed ( ) {
objInfo . Size = srcInfo . GetA ctualSize( )
if obj Info. IsCompressed ( ) {
objInfo . Size = a ctualSize
}
// Notify object created event.
@ -1470,9 +1486,7 @@ func (api objectAPIHandlers) CopyObjectPartHandler(w http.ResponseWriter, r *htt
// Get the object offset & length
startOffset , length , _ := rs . GetOffsetLength ( actualPartSize )
if rangeHeader != "" {
actualPartSize = length
}
/// maximum copy size for multipart objects in a single operation
if isMaxAllowedPartSize ( length ) {
@ -1483,8 +1497,17 @@ func (api objectAPIHandlers) CopyObjectPartHandler(w http.ResponseWriter, r *htt
var reader io . Reader
var getLength = length
// Need to decompress only for range-enabled copy parts.
if srcInfo . IsCompressed ( ) && rangeHeader != "" {
var li ListPartsInfo
li , err = objectAPI . ListObjectParts ( ctx , dstBucket , dstObject , uploadID , 0 , 1 )
if err != nil {
writeErrorResponse ( w , toAPIErrorCode ( err ) , r . URL )
return
}
// Read compression metadata preserved in the init multipart for the decision.
_ , compressPart := li . UserDefined [ ReservedMetadataPrefix + "compression" ]
isCompressed := compressPart
// Compress only if the compression is enabled during initial multipart.
if isCompressed {
// Open a pipe for compression.
// Where pipeWriter is piped to srcInfo.Reader.
// gr writes to pipeWriter.
@ -1510,13 +1533,7 @@ func (api objectAPIHandlers) CopyObjectPartHandler(w http.ResponseWriter, r *htt
return
}
if objectAPI . IsEncryptionSupported ( ) && ! srcInfo . IsCompressed ( ) {
var li ListPartsInfo
li , err = objectAPI . ListObjectParts ( ctx , dstBucket , dstObject , uploadID , 0 , 1 )
if err != nil {
writeErrorResponse ( w , toAPIErrorCode ( err ) , r . URL )
return
}
if objectAPI . IsEncryptionSupported ( ) && ! isCompressed {
if crypto . IsEncrypted ( li . UserDefined ) {
if ! hasServerSideEncryptionHeader ( r . Header ) {
writeErrorResponse ( w , ErrSSEMultipartEncrypted , r . URL )