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69 lines
1.8 KiB
69 lines
1.8 KiB
/*
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* Minimalist Object Storage, (C) 2015 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 donut
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import (
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"io"
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"os"
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)
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// Encoder interface
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type Encoder interface {
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GetEncodedBlockLen(dataLength int) (int, error)
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Encode(data []byte) (encodedData [][]byte, err error)
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Decode(encodedData [][]byte, dataLength int) (data []byte, err error)
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}
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// Bucket interface
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type Bucket interface {
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ListObjects() (map[string]Object, error)
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GetObject(object string) (io.ReadCloser, int64, error)
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PutObject(object string, contents io.Reader, expectedMD5Sum string, metadata map[string]string) error
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}
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// Object interface
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type Object interface {
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GetObjectMetadata() (map[string]string, error)
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GetDonutObjectMetadata() (map[string]string, error)
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}
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// Node interface
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type Node interface {
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ListDisks() (map[string]Disk, error)
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AttachDisk(disk Disk) error
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DetachDisk(disk Disk) error
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GetNodeName() string
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SaveConfig() error
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LoadConfig() error
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}
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// Disk interface
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type Disk interface {
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MakeDir(dirname string) error
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ListDir(dirname string) ([]os.FileInfo, error)
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ListFiles(dirname string) ([]os.FileInfo, error)
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MakeFile(path string) (*os.File, error)
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OpenFile(path string) (*os.File, error)
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GetPath() string
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GetOrder() int
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GetFSInfo() map[string]string
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}
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