register ec shards to each data node

2019-05-23 22:51:18 -07:00
parent 4659d80035
commit 8a96445f40
2 changed files with 49 additions and 2 deletions
--- a/weed/storage/erasure_coding/ec_volume_info.go
+++ b/weed/storage/erasure_coding/ec_volume_info.go
@@ -40,6 +40,16 @@ func (ecInfo *EcVolumeInfo) ShardIds() (ret []ShardId) {
 	return
 }

+func (ecInfo *EcVolumeInfo) Minus(other *EcVolumeInfo) (*EcVolumeInfo) {
+	ret := &EcVolumeInfo{
+		VolumeId:   ecInfo.VolumeId,
+		Collection: ecInfo.Collection,
+		shardIds:   ecInfo.shardIds &^ other.shardIds,
+	}
+
+	return ret
+}
+
 func (ecInfo *EcVolumeInfo) ToVolumeEcShardInformationMessage() (ret []*master_pb.VolumeEcShardInformationMessage) {
 	for _, shard := range ecInfo.ShardIds() {
 		ret = append(ret, &master_pb.VolumeEcShardInformationMessage{