132 lines
4.1 KiB
Go
132 lines
4.1 KiB
Go
/*
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* Minio Cloud Storage, (C) 2017 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"encoding/hex"
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"io"
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minio "github.com/minio/minio-go"
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)
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// AnonPutObject creates a new object anonymously with the incoming data,
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func (l *s3Objects) AnonPutObject(bucket string, object string, size int64, data io.Reader, metadata map[string]string, sha256sum string) (objInfo ObjectInfo, e error) {
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var sha256sumBytes []byte
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var err error
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if sha256sum != "" {
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sha256sumBytes, err = hex.DecodeString(sha256sum)
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if err != nil {
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return objInfo, s3ToObjectError(traceError(err), bucket, object)
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}
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}
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var md5sumBytes []byte
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md5sum := metadata["etag"]
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if md5sum != "" {
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md5sumBytes, err = hex.DecodeString(md5sum)
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if err != nil {
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return objInfo, s3ToObjectError(traceError(err), bucket, object)
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}
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delete(metadata, "etag")
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}
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oi, err := l.anonClient.PutObject(bucket, object, data, size, md5sumBytes, sha256sumBytes, toMinioClientMetadata(metadata))
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if err != nil {
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return objInfo, s3ToObjectError(traceError(err), bucket, object)
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}
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return fromMinioClientObjectInfo(bucket, oi), nil
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}
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// AnonGetObject - Get object anonymously
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func (l *s3Objects) AnonGetObject(bucket string, key string, startOffset int64, length int64, writer io.Writer) error {
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opts := minio.GetObjectOptions{}
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if err := opts.SetRange(startOffset, startOffset+length-1); err != nil {
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return s3ToObjectError(traceError(err), bucket, key)
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}
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object, _, err := l.anonClient.GetObject(bucket, key, opts)
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if err != nil {
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return s3ToObjectError(traceError(err), bucket, key)
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}
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defer object.Close()
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if _, err := io.CopyN(writer, object, length); err != nil {
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return s3ToObjectError(traceError(err), bucket, key)
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}
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return nil
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}
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// AnonGetObjectInfo - Get object info anonymously
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func (l *s3Objects) AnonGetObjectInfo(bucket string, object string) (objInfo ObjectInfo, e error) {
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oi, err := l.anonClient.StatObject(bucket, object, minio.StatObjectOptions{})
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if err != nil {
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return objInfo, s3ToObjectError(traceError(err), bucket, object)
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}
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return fromMinioClientObjectInfo(bucket, oi), nil
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}
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// AnonListObjects - List objects anonymously
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func (l *s3Objects) AnonListObjects(bucket string, prefix string, marker string, delimiter string, maxKeys int) (loi ListObjectsInfo, e error) {
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result, err := l.anonClient.ListObjects(bucket, prefix, marker, delimiter, maxKeys)
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if err != nil {
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return loi, s3ToObjectError(traceError(err), bucket)
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}
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return fromMinioClientListBucketResult(bucket, result), nil
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}
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// AnonListObjectsV2 - List objects in V2 mode, anonymously
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func (l *s3Objects) AnonListObjectsV2(bucket, prefix, continuationToken, delimiter string, maxKeys int, fetchOwner bool, startAfter string) (loi ListObjectsV2Info, e error) {
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result, err := l.anonClient.ListObjectsV2(bucket, prefix, continuationToken, fetchOwner, delimiter, maxKeys)
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if err != nil {
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return loi, s3ToObjectError(traceError(err), bucket)
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}
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return fromMinioClientListBucketV2Result(bucket, result), nil
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}
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// AnonGetBucketInfo - Get bucket metadata anonymously.
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func (l *s3Objects) AnonGetBucketInfo(bucket string) (bi BucketInfo, e error) {
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if exists, err := l.anonClient.BucketExists(bucket); err != nil {
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return bi, s3ToObjectError(traceError(err), bucket)
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} else if !exists {
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return bi, traceError(BucketNotFound{Bucket: bucket})
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}
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buckets, err := l.anonClient.ListBuckets()
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if err != nil {
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return bi, s3ToObjectError(traceError(err), bucket)
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}
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for _, bi := range buckets {
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if bi.Name != bucket {
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continue
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}
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return BucketInfo{
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Name: bi.Name,
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Created: bi.CreationDate,
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}, nil
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}
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return bi, traceError(BucketNotFound{Bucket: bucket})
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}
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