Take anchor block deeper to avoid "Anchor too new" error

DeFiCh · Jun 14, 2021 · 51c5f19 · 51c5f19
1 parent cc574a4
commit 51c5f19
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/src/validation.cpp b/src/validation.cpp
@@ -4738,10 +4738,19 @@ void ProcessAuthsIfTipChanged(CBlockIndex const * oldTip, CBlockIndex const * ti
         int anchorHeight = static_cast<int>(pindex->height) - consensus.mn.anchoringFrequency;
 
         // Get anchor block from specified time depth
-        while (anchorHeight > 0 && ::ChainActive()[anchorHeight]->nTime + consensus.mn.anchoringTimeDepth > pindex->nTime) {
+        int64_t timeDepth = consensus.mn.anchoringTimeDepth;
+        while (anchorHeight > 0 && ::ChainActive()[anchorHeight]->nTime + timeDepth > pindex->nTime) {
             --anchorHeight;
         }
 
+        // Select a block further back to avoid Anchor too new error.
+        if (consensus.FortCanningHeight >= tip->height) {
+            timeDepth += consensus.mn.anchoringTeamChange * consensus.pos.nTargetSpacing;
+            while (anchorHeight > 0 && ::ChainActive()[anchorHeight]->nTime + timeDepth > pindex->nTime) {
+                --anchorHeight;
+            }
+        }
+
         // Rollback to height consistent with anchoringFrequency
         while (anchorHeight > 0 && anchorHeight % consensus.mn.anchoringFrequency != 0) {
             --anchorHeight;