go/control/GetStatus: include the latest epoch

oasisprotocol · Mar 4, 2021 · a48fd73 · a48fd73
1 parent dde272f
commit a48fd73
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diff --git a/.changelog/3743.feature.md b/.changelog/3743.feature.md
@@ -0,0 +1 @@
+go/control/GetStatus: include the latest epoch
diff --git a/go/consensus/api/api.go b/go/consensus/api/api.go
@@ -183,6 +183,8 @@ type Status struct { // nolint: maligned
 	LatestHash []byte `json:"latest_hash"`
 	// LatestTime is the timestamp of the latest block.
 	LatestTime time.Time `json:"latest_time"`
+	// LatestEpoch is the epoch of the latest block.
+	LatestEpoch beacon.EpochTime `json:"latest_epoch"`
 	// LatestStateRoot is the Merkle root of the consensus state tree.
 	LatestStateRoot mkvsNode.Root `json:"latest_state_root"`
 

diff --git a/go/consensus/tendermint/full/full.go b/go/consensus/tendermint/full/full.go
@@ -788,6 +788,11 @@ func (t *fullService) GetStatus(ctx context.Context) (*consensusAPI.Status, erro
 			status.LatestHash = latestBlk.Hash
 			status.LatestTime = latestBlk.Time
 			status.LatestStateRoot = latestBlk.StateRoot
+			epoch, err := t.beacon.GetEpoch(ctx, status.LatestHeight)
+			if err != nil {
+				return nil, fmt.Errorf("failed to fetch epoch: %w", err)
+			}
+			status.LatestEpoch = epoch
 		case consensusAPI.ErrNoCommittedBlocks:
 			// No committed blocks yet.
 		default: