contrib/signet/miner: add "coinbasetxn" capability

barebitcoin · Dec 27, 2024 · 680dd0a · 680dd0a
1 parent dbb5590
commit 680dd0a
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/contrib/signet/miner b/contrib/signet/miner
@@ -337,7 +337,9 @@ class Generate:
         self.action_time = max(self.action_time, self.mine_time - 6900)
 
     def gbt(self, bcli, bestblockhash, now):
-        tmpl = json.loads(bcli("getblocktemplate", '{"rules":["signet","segwit"]}'))
+        # Adding "coinbasetxn" to the capabilities field to indicate that we want 
+        # Drivechain coinbase messages to be included in the block template.
+        tmpl = json.loads(bcli("getblocktemplate", '{"capabilities":["coinbasetxn"],"rules":["signet","segwit"]}'))
         if tmpl["previousblockhash"] != bestblockhash:
             logging.warning("GBT based off unexpected block (%s not %s), retrying", tmpl["previousblockhash"], bci["bestblockhash"])
             time.sleep(1)