mirror of
https://github.com/minio/mc.git
synced 2025-11-13 12:22:45 +03:00
90 lines
2.2 KiB
Go
90 lines
2.2 KiB
Go
/*
|
|
* Minio Client (C) 2015 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 fs
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/md5"
|
|
"encoding/hex"
|
|
"errors"
|
|
"io"
|
|
"os"
|
|
"path/filepath"
|
|
|
|
"github.com/minio-io/mc/pkg/client"
|
|
"github.com/minio-io/minio/pkg/iodine"
|
|
)
|
|
|
|
// Put - upload new object to bucket
|
|
func (f *fsClient) Put(md5HexString string, size int64) (io.WriteCloser, error) {
|
|
r, w := io.Pipe()
|
|
blockingWriter := client.NewBlockingWriteCloser(w)
|
|
go func() {
|
|
// handle md5HexString match internally
|
|
if size < 0 {
|
|
err := iodine.New(client.InvalidArgument{Err: errors.New("invalid argument")}, nil)
|
|
r.CloseWithError(err)
|
|
blockingWriter.Release(err)
|
|
return
|
|
}
|
|
objectDir, _ := filepath.Split(f.path)
|
|
objectPath := f.path
|
|
if objectDir != "" {
|
|
if err := os.MkdirAll(objectDir, 0700); err != nil {
|
|
err := iodine.New(err, nil)
|
|
r.CloseWithError(err)
|
|
blockingWriter.Release(err)
|
|
return
|
|
}
|
|
}
|
|
fs, err := os.Create(objectPath)
|
|
if err != nil {
|
|
err := iodine.New(err, nil)
|
|
r.CloseWithError(err)
|
|
blockingWriter.Release(err)
|
|
return
|
|
}
|
|
// calculate md5 to verify - incoming md5
|
|
h := md5.New()
|
|
mw := io.MultiWriter(fs, h)
|
|
|
|
_, err = io.CopyN(mw, r, size)
|
|
if err != nil {
|
|
err := iodine.New(err, nil)
|
|
r.CloseWithError(err)
|
|
blockingWriter.Release(err)
|
|
return
|
|
}
|
|
expectedMD5, err := hex.DecodeString(md5HexString)
|
|
if err != nil {
|
|
err := iodine.New(err, nil)
|
|
r.CloseWithError(err)
|
|
blockingWriter.Release(err)
|
|
return
|
|
}
|
|
if !bytes.Equal(expectedMD5, h.Sum(nil)) {
|
|
err := iodine.New(errors.New("md5sum mismatch"), nil)
|
|
r.CloseWithError(err)
|
|
blockingWriter.Release(err)
|
|
return
|
|
}
|
|
blockingWriter.Release(nil)
|
|
r.Close()
|
|
}()
|
|
return blockingWriter, nil
|
|
}
|