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mount/unmount ec shards

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This commit is contained in:
Chris Lu
2019-05-25 23:23:19 -07:00
parent 41e8ae61f8
commit db94a41f9e
8 changed files with 471 additions and 134 deletions
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8
weed/storage/erasure_coding/ec_volume.go
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@@ -24,16 +24,16 @@ type EcVolumeShard struct {
}
type EcVolumeShards []*EcVolumeShard
func NewEcVolumeShard(dirname string, collection string, id needle.VolumeId, shardId int) (v *EcVolumeShard, e error) {
func NewEcVolumeShard(dirname string, collection string, id needle.VolumeId, shardId ShardId) (v *EcVolumeShard, e error) {
v = &EcVolumeShard{dir: dirname, Collection: collection, VolumeId: id, ShardId: ShardId(shardId)}
v = &EcVolumeShard{dir: dirname, Collection: collection, VolumeId: id, ShardId: shardId}
baseFileName := v.FileName()
if v.ecxFile, e = os.OpenFile(baseFileName+".ecx", os.O_RDONLY, 0644); e != nil {
return nil, fmt.Errorf("cannot read ec volume index %s.ecx: %v", baseFileName, e)
}
if v.ecdFile, e = os.OpenFile(baseFileName+ToExt(shardId), os.O_RDONLY, 0644); e != nil {
return nil, fmt.Errorf("cannot read ec volume shard %s.%s: %v", baseFileName, ToExt(shardId), e)
if v.ecdFile, e = os.OpenFile(baseFileName+ToExt(int(shardId)), os.O_RDONLY, 0644); e != nil {
return nil, fmt.Errorf("cannot read ec volume shard %s.%s: %v", baseFileName, ToExt(int(shardId)), e)
}
return