1 files changed, 13 insertions, 0 deletions
diff --git a/weed/pb/master.proto b/weed/pb/master.proto
index e6d34b826..0968d2dcf 100644
--- a/weed/pb/master.proto
+++ b/weed/pb/master.proto
@@ -38,6 +38,13 @@ message Heartbeat {
     // delta volumes
     repeated VolumeShortInformationMessage new_volumes = 10;
     repeated VolumeShortInformationMessage deleted_volumes = 11;
+
+    // erasure coding
+    repeated VolumeEcShardInformationMessage ec_shards = 16;
+    // delta erasure coding shards
+    repeated VolumeEcShardInformationMessage new_ec_shards = 17;
+    repeated VolumeEcShardInformationMessage deleted_ec_shards = 18;
+
 }
 
 message HeartbeatResponse {
@@ -67,6 +74,12 @@ message VolumeShortInformationMessage {
     uint32 ttl = 10;
 }
 
+message VolumeEcShardInformationMessage {
+    uint32 id = 1;
+    string collection = 2;
+    uint32 ec_index = 3;
+}
+
 message Empty {
 }