2 files changed, 22 insertions, 3 deletions
diff --git a/weed/storage/erasure_coding/ec_volume.go b/weed/storage/erasure_coding/ec_volume.go
index 228faf640..33bc4ac7d 100644
--- a/weed/storage/erasure_coding/ec_volume.go
+++ b/weed/storage/erasure_coding/ec_volume.go
@@ -196,7 +196,22 @@ func (ev *EcVolume) ShardIdList() (shardIds []ShardId) {
 	return
 }
 
-func (ev *EcVolume) ToVolumeEcShardInformationMessage() (messages []*master_pb.VolumeEcShardInformationMessage) {
+type ShardInfo struct {
+	ShardId ShardId
+	Size    int64
+}
+
+func (ev *EcVolume) ShardDetails() (shards []ShardInfo) {
+	for _, s := range ev.Shards {
+		shards = append(shards, ShardInfo{
+			ShardId: s.ShardId,
+			Size:    s.Size(),
+		})
+	}
+	return
+}
+
+func (ev *EcVolume) ToVolumeEcShardInformationMessage(diskId uint32) (messages []*master_pb.VolumeEcShardInformationMessage) {
 	prevVolumeId := needle.VolumeId(math.MaxUint32)
 	var m *master_pb.VolumeEcShardInformationMessage
 	for _, s := range ev.Shards {
@@ -206,6 +221,7 @@ func (ev *EcVolume) ToVolumeEcShardInformationMessage() (messages []*master_pb.V
 				Collection:  s.Collection,
 				DiskType:    string(ev.diskType),
 				ExpireAtSec: ev.ExpireAtSec,
+				DiskId:      diskId,
 			}
 			messages = append(messages, m)
 		}
diff --git a/weed/storage/erasure_coding/ec_volume_info.go b/weed/storage/erasure_coding/ec_volume_info.go
index f464a6d3d..787910b0c 100644
--- a/weed/storage/erasure_coding/ec_volume_info.go
+++ b/weed/storage/erasure_coding/ec_volume_info.go
@@ -11,15 +11,17 @@ type EcVolumeInfo struct {
 	Collection  string
 	ShardBits   ShardBits
 	DiskType    string
-	ExpireAtSec uint64 //ec volume destroy time, calculated from the ec volume was created
+	DiskId      uint32 // ID of the disk this EC volume is on
+	ExpireAtSec uint64 // ec volume destroy time, calculated from the ec volume was created
 }
 
-func NewEcVolumeInfo(diskType string, collection string, vid needle.VolumeId, shardBits ShardBits, expireAtSec uint64) *EcVolumeInfo {
+func NewEcVolumeInfo(diskType string, collection string, vid needle.VolumeId, shardBits ShardBits, expireAtSec uint64, diskId uint32) *EcVolumeInfo {
 	return &EcVolumeInfo{
 		Collection:  collection,
 		VolumeId:    vid,
 		ShardBits:   shardBits,
 		DiskType:    diskType,
+		DiskId:      diskId,
 		ExpireAtSec: expireAtSec,
 	}
 }
@@ -62,6 +64,7 @@ func (ecInfo *EcVolumeInfo) ToVolumeEcShardInformationMessage() (ret *master_pb.
 		Collection:  ecInfo.Collection,
 		DiskType:    ecInfo.DiskType,
 		ExpireAtSec: ecInfo.ExpireAtSec,
+		DiskId:      ecInfo.DiskId,
 	}
 }