From 1cc0f3b34c7ff29675d5130a1c17fe5ab7f16ac6 Mon Sep 17 00:00:00 2001
From: murilo ijanc
Date: Wed, 25 Mar 2026 22:19:32 -0300
Subject: Add unban() to BanList and expose it on Node

Allows callers to clear bans for specific addresses, needed
for re-join logic where bootstrap peers may have been banned
after transient failures.
---
 src/banlist.rs | 6 ++++++
 src/node.rs    | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/src/banlist.rs b/src/banlist.rs
index f01e31a..4827242 100644
--- a/src/banlist.rs
+++ b/src/banlist.rs
@@ -102,6 +102,12 @@ impl BanList {
             .retain(|_, e| e.last_failure.elapsed() < self.ban_duration);
     }
 
+    /// Remove a specific ban and its failure history.
+    pub fn unban(&mut self, addr: &SocketAddr) {
+        self.bans.remove(addr);
+        self.failures.remove(addr);
+    }
+
     /// Number of currently active bans.
     pub fn ban_count(&self) -> usize {
         self.bans
diff --git a/src/node.rs b/src/node.rs
index fef917e..2c3cec9 100644
--- a/src/node.rs
+++ b/src/node.rs
@@ -1165,6 +1165,11 @@ impl Node {
         self.peers.len()
     }
 
+    /// Remove a ban for a specific address.
+    pub fn unban(&mut self, addr: &std::net::SocketAddr) {
+        self.ban_list.unban(addr);
+    }
+
     /// Snapshot of metrics counters.
     pub fn metrics(&self) -> crate::metrics::MetricsSnapshot {
         self.metrics.snapshot()
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