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types.go
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/
types.go
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// Copyright (c) 2018 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package clone
import (
"os"
"time"
"github.com/m3db/m3/src/dbnode/persist/fs/msgpack"
"github.com/m3db/m3/src/x/pool"
)
// FileSetID is the collection of identifiers required to
// uniquely identify a fileset
type FileSetID struct {
PathPrefix string
Namespace string
Shard uint32
Blockstart time.Time
}
// FileSetCloner clones a given fileset
type FileSetCloner interface {
// Clone clones the given fileset
Clone(src FileSetID, dest FileSetID, destBlocksize time.Duration) error
}
// Options represents the knobs available while cloning
type Options interface {
// SetBytesPool sets the bytesPool
SetBytesPool(bytesPool pool.CheckedBytesPool) Options
// BytesPool returns the bytesPool
BytesPool() pool.CheckedBytesPool
// SetDecodingOptions sets the decoding options
SetDecodingOptions(decodingOpts msgpack.DecodingOptions) Options
// DecodingOptions returns the decoding options
DecodingOptions() msgpack.DecodingOptions
// SetBufferSize sets the buffer size
SetBufferSize(int) Options
// BufferSize returns the buffer size
BufferSize() int
// SetFileMode sets the fileMode used for file creation
SetFileMode(os.FileMode) Options
// FileMode returns the fileMode used for file creation
FileMode() os.FileMode
// SetDirMode sets the file mode used for dir creation
SetDirMode(os.FileMode) Options
// DirMode returns the file mode used for dir creation
DirMode() os.FileMode
}