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39 lines
1.1 KiB
39 lines
1.1 KiB
package erasure_coding
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import (
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"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
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"github.com/seaweedfs/seaweedfs/weed/storage/needle"
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)
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// data structure used in master
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type EcVolumeInfo struct {
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VolumeId needle.VolumeId
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Collection string
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DiskType string
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DiskId uint32 // ID of the disk this EC volume is on
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ExpireAtSec uint64 // ec volume destroy time, calculated from the ec volume was created
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ShardsInfo *ShardsInfo
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}
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func (ecInfo *EcVolumeInfo) Minus(other *EcVolumeInfo) *EcVolumeInfo {
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return &EcVolumeInfo{
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VolumeId: ecInfo.VolumeId,
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Collection: ecInfo.Collection,
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ShardsInfo: ecInfo.ShardsInfo.Minus(other.ShardsInfo),
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DiskType: ecInfo.DiskType,
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DiskId: ecInfo.DiskId,
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ExpireAtSec: ecInfo.ExpireAtSec,
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}
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}
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func (evi *EcVolumeInfo) ToVolumeEcShardInformationMessage() (ret *master_pb.VolumeEcShardInformationMessage) {
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return &master_pb.VolumeEcShardInformationMessage{
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Id: uint32(evi.VolumeId),
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EcIndexBits: evi.ShardsInfo.Bitmap(),
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ShardSizes: evi.ShardsInfo.SizesInt64(),
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Collection: evi.Collection,
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DiskType: evi.DiskType,
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ExpireAtSec: evi.ExpireAtSec,
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DiskId: evi.DiskId,
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}
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}
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