Introduce `mempoolfullrbf` node setting.

This new node policy setting enables to accept replaced-by-fee
transaction without inspection of the replaceability signaling
as described in BIP125 "explicit signaling".

If turns on, the node mempool accepts transaction replacement
as described in `policy/mempool-replacements.md`.

The default setting value is `false`, implying opt-in RBF
is enforced.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/txmempool.h b/src/txmempool.h
index f44e78fde5..6e37f59f2e 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -568,6 +568,7 @@ public:
 
     const int64_t m_max_size_bytes;
     const std::chrono::seconds m_expiry;
+    const bool m_full_rbf;
 
     using Limits = kernel::MemPoolLimits;