From 19656d5a0a3b076a3f26289533bf2f0f29893e50 Mon Sep 17 00:00:00 2001
From: Brice Dobry <brice@hiro.so>
Date: Sun, 22 Sep 2024 22:49:32 -0400
Subject: [PATCH] fix: limit the UTXOs of the miners to avoid bug

See https://github.com/stacks-network/stacks-core/issues/5224
---
 docker-compose.yml | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/docker-compose.yml b/docker-compose.yml
index b6bed85..040e7cc 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -83,7 +83,16 @@ services:
         bitcoin-cli -rpcconnect=bitcoind importaddress $${BTC_ADDR} "" false
         bitcoin-cli -rpcconnect=bitcoind generatetoaddress $${INIT_BLOCKS} $${BTC_ADDR}
         DEFAULT_TIMEOUT=$$(($$(date +%s) + 30))
+        RANDOM_ADDR=$$(bitcoin-cli -rpcconnect=bitcoind getnewaddress)
         while true; do
+          UTXO_COUNT=$$(bitcoin-cli -rpcconnect=bitcoind listunspent 0 9999999 '[ "'"$${BTC_ADDR}"'" ]' | jq '. | length')
+          echo "UTXO_COUNT: $${UTXO_COUNT}"
+          if [ "$${UTXO_COUNT}" -gt 100 ]; then
+            MINING_ADDR="$${RANDOM_ADDR}"
+          else
+            MINING_ADDR="$${BTC_ADDR}"
+          fi
+          echo "Mining to $${MINING_ADDR}"
           TX=$$(bitcoin-cli -rpcconnect=bitcoind listtransactions '*' 1 0 true)
           CONFS=$$(echo "$${TX}" | jq '.[].confirmations')
           if [ "$${CONFS}" = "0" ] || [ $$(date +%s) -gt $$DEFAULT_TIMEOUT ]; then
@@ -92,7 +101,7 @@ services:
             else
               echo "Detected Stacks mining mempool tx, mining btc block..."
             fi
-            bitcoin-cli -rpcconnect=bitcoind generatetoaddress 1 "$${BTC_ADDR}"
+            bitcoin-cli -rpcconnect=bitcoind generatetoaddress 1 "$${MINING_ADDR}"
             DEFAULT_TIMEOUT=$$(($$(date +%s) + 30))
           else
             echo "No Stacks mining tx detected"