From 3c914d58ff323255b32e717d0ce28209ec0abdaa Mon Sep 17 00:00:00 2001
From: Fabian Jahr <fjahr@protonmail.com>
Date: Fri, 24 Jan 2020 18:58:47 +0100
Subject: index: Coinstats index can be activated with command line flag

---
 src/rpc/blockchain.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/rpc')

diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp
index e06f4ec15b..dc6b7930b9 100644
--- a/src/rpc/blockchain.cpp
+++ b/src/rpc/blockchain.cpp
@@ -14,6 +14,7 @@
 #include <core_io.h>
 #include <hash.h>
 #include <index/blockfilterindex.h>
+#include <index/coinstatsindex.h>
 #include <node/blockstorage.h>
 #include <node/coinstats.h>
 #include <node/context.h>
@@ -1124,6 +1125,13 @@ static RPCHelpMan gettxoutsetinfo()
         ret.pushKV("disk_size", stats.nDiskSize);
         ret.pushKV("total_amount", ValueFromAmount(stats.nTotalAmount));
     } else {
+        if (g_coin_stats_index) {
+            const IndexSummary summary{g_coin_stats_index->GetSummary()};
+
+            if (!summary.synced) {
+                throw JSONRPCError(RPC_INTERNAL_ERROR, strprintf("Unable to read UTXO set because coinstatsindex is still syncing. Current height: %d", summary.best_block_height));
+            }
+        }
         throw JSONRPCError(RPC_INTERNAL_ERROR, "Unable to read UTXO set");
     }
     return ret;
-- 
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