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minio/cmd/storage-datatypes.go

110 lines
2.6 KiB

/*
* MinIO Cloud Storage, (C) 2016 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 cmd
import (
"os"
"time"
xhttp "github.com/minio/minio/cmd/http"
)
// VolInfo - represents volume stat information.
type VolInfo struct {
// Name of the volume.
Name string
// Date and time when the volume was created.
Created time.Time
}
// FilesInfo represent a list of files, additionally
// indicates if the list is last.
type FilesInfo struct {
Files []FileInfo
IsTruncated bool
}
// FileInfo - represents file stat information.
type FileInfo struct {
// Name of the volume.
Volume string
// Name of the file.
Name string
// Date and time when the file was last modified.
ModTime time.Time
// Total file size.
Size int64
// File mode bits.
Mode os.FileMode
// File metadata
Metadata map[string]string
// All the parts per object.
Parts []ObjectPartInfo
Quorum int
}
// ToObjectInfo converts FileInfo into objectInfo.
func (entry FileInfo) ToObjectInfo() ObjectInfo {
var objInfo ObjectInfo
if HasSuffix(entry.Name, SlashSeparator) {
objInfo = ObjectInfo{
Bucket: entry.Volume,
Name: entry.Name,
IsDir: true,
}
} else {
objInfo = ObjectInfo{
IsDir: false,
Bucket: entry.Volume,
Name: entry.Name,
ModTime: entry.ModTime,
Size: entry.Size,
ContentType: entry.Metadata["content-type"],
ContentEncoding: entry.Metadata["content-encoding"],
}
// Extract object tagging information
objInfo.UserTags = entry.Metadata[xhttp.AmzObjectTagging]
// Extract etag from metadata.
objInfo.ETag = extractETag(entry.Metadata)
// All the parts per object.
objInfo.Parts = entry.Parts
// etag/md5Sum has already been extracted. We need to
// remove to avoid it from appearing as part of
// response headers. e.g, X-Minio-* or X-Amz-*.
objInfo.UserDefined = cleanMetadata(entry.Metadata)
// Update storage class
if sc, ok := entry.Metadata[xhttp.AmzStorageClass]; ok {
objInfo.StorageClass = sc
} else {
objInfo.StorageClass = globalMinioDefaultStorageClass
}
}
return objInfo
}