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Diffstat (limited to 'src/cryptonote_core/tx_pool.cpp')
-rw-r--r--src/cryptonote_core/tx_pool.cpp29
1 files changed, 24 insertions, 5 deletions
diff --git a/src/cryptonote_core/tx_pool.cpp b/src/cryptonote_core/tx_pool.cpp
index be81d39f1..2a514ceae 100644
--- a/src/cryptonote_core/tx_pool.cpp
+++ b/src/cryptonote_core/tx_pool.cpp
@@ -402,6 +402,19 @@ namespace cryptonote
m_txpool_max_weight = bytes;
}
//---------------------------------------------------------------------------------
+ void tx_memory_pool::reduce_txpool_weight(size_t weight)
+ {
+ if (weight > m_txpool_weight)
+ {
+ MERROR("Underflow in txpool weight");
+ m_txpool_weight = 0;
+ }
+ else
+ {
+ m_txpool_weight -= weight;
+ }
+ }
+ //---------------------------------------------------------------------------------
void tx_memory_pool::prune(size_t bytes)
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
@@ -423,8 +436,14 @@ namespace cryptonote
txpool_tx_meta_t meta;
if (!m_blockchain.get_txpool_tx_meta(txid, meta))
{
- MERROR("Failed to find tx_meta in txpool");
- return;
+ static bool warned = false;
+ if (!warned)
+ {
+ MERROR("Failed to find tx_meta in txpool (will only print once)");
+ warned = true;
+ }
+ --it;
+ continue;
}
// don't prune the kept_by_block ones, they're likely added because we're adding a block with those
if (meta.kept_by_block)
@@ -442,7 +461,7 @@ namespace cryptonote
// remove first, in case this throws, so key images aren't removed
MINFO("Pruning tx " << txid << " from txpool: weight: " << meta.weight << ", fee/byte: " << it->first.first);
m_blockchain.remove_txpool_tx(txid);
- m_txpool_weight -= meta.weight;
+ reduce_txpool_weight(meta.weight);
remove_transaction_keyimages(tx, txid);
MINFO("Pruned tx " << txid << " from txpool: weight: " << meta.weight << ", fee/byte: " << it->first.first);
m_txs_by_fee_and_receive_time.erase(it--);
@@ -562,7 +581,7 @@ namespace cryptonote
// remove first, in case this throws, so key images aren't removed
m_blockchain.remove_txpool_tx(id);
- m_txpool_weight -= tx_weight;
+ reduce_txpool_weight(tx_weight);
remove_transaction_keyimages(tx, id);
lock.commit();
}
@@ -725,7 +744,7 @@ namespace cryptonote
{
// remove first, so we only remove key images if the tx removal succeeds
m_blockchain.remove_txpool_tx(txid);
- m_txpool_weight -= entry.second;
+ reduce_txpool_weight(entry.second);
remove_transaction_keyimages(tx, txid);
}
}