restic/vendor/github.com/minio/minio-go/api-put-object-copy.go

84 lines
2.1 KiB
Go

/*
* Minio Go Library for Amazon S3 Compatible Cloud Storage
* Copyright 2017, 2018 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package minio
import (
"context"
"io"
"io/ioutil"
"net/http"
"github.com/minio/minio-go/pkg/encrypt"
)
// CopyObject - copy a source object into a new object
func (c Client) CopyObject(dst DestinationInfo, src SourceInfo) error {
return c.CopyObjectWithProgress(dst, src, nil)
}
// CopyObjectWithProgress - copy a source object into a new object, optionally takes
// progress bar input to notify current progress.
func (c Client) CopyObjectWithProgress(dst DestinationInfo, src SourceInfo, progress io.Reader) error {
header := make(http.Header)
for k, v := range src.Headers {
header[k] = v
}
var err error
var size int64
// If progress bar is specified, size should be requested as well initiate a StatObject request.
if progress != nil {
size, _, _, err = src.getProps(c)
if err != nil {
return err
}
}
if src.encryption != nil {
encrypt.SSECopy(src.encryption).Marshal(header)
}
if dst.encryption != nil {
dst.encryption.Marshal(header)
}
for k, v := range dst.getUserMetaHeadersMap(true) {
header.Set(k, v)
}
resp, err := c.executeMethod(context.Background(), "PUT", requestMetadata{
bucketName: dst.bucket,
objectName: dst.object,
customHeader: header,
})
if err != nil {
return err
}
defer closeResponse(resp)
if resp.StatusCode != http.StatusOK {
return httpRespToErrorResponse(resp, dst.bucket, dst.object)
}
// Update the progress properly after successful copy.
if progress != nil {
io.CopyN(ioutil.Discard, progress, size)
}
return nil
}