mirror of
https://github.com/vmware-tanzu/velero.git
synced 2026-07-27 10:32:39 +00:00
Xun Jiang
8bca779270
* Update go.mod * Init CBT service in velero data-mover backup/restore CLI. * Call exeternal-snapshot-metadata's iterator library code to implement the CBT. Signed-off-by: Xun Jiang <xun.jiang@broadcom.com>
49 lines
1.7 KiB
Go
49 lines
1.7 KiB
Go
/*
|
|
Copyright The Velero Contributors.
|
|
|
|
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 cbtservice
|
|
|
|
import (
|
|
"context"
|
|
)
|
|
|
|
// Range defines the range of a change
|
|
type Range struct {
|
|
Offset uint64
|
|
Length uint64
|
|
}
|
|
|
|
// SourceInfo is the information provided to the uploader, the uploader calls CBT service with this information
|
|
type SourceInfo struct {
|
|
// Snapshot is the identifier of the current snapshot
|
|
Snapshot string
|
|
|
|
// ChangeID is the identifier associated to the current snapshot that is used as changeID for following backups
|
|
ChangeID string
|
|
|
|
// VolumeID is the identifier uniquely identifier a volume in the storage to which the CBT is associated
|
|
VolumeID string
|
|
}
|
|
|
|
// Service defines the methods for CBT service which could be implemented by Kubernetes SnapshotMetadataService or other customized services
|
|
type Service interface {
|
|
// GetAllocatedBlocks enumerates the allocated blocks of the snapshot and call the record callback
|
|
GetAllocatedBlocks(ctx context.Context, snapshot string, record func([]Range) error) error
|
|
|
|
// GetChangedBlocks enumerates the changed blocks of the snapshot since PIT of changeID and call the record callback
|
|
GetChangedBlocks(ctx context.Context, snapshot string, changeID string, record func([]Range) error) error
|
|
}
|