0001-ignore-too-old-tower-error.patch

From 7db7441d79c3fb63b43c8793fe76159fff2cdc4b Mon Sep 17 00:00:00 2001
From: DimAn <diman@diman.io>
Date: Tue, 16 Jan 2024 14:08:58 +0200
Subject: [PATCH] ignore too old tower error

---
 core/src/consensus.rs    | 7 +++++++
 core/src/replay_stage.rs | 7 +++++++
 2 files changed, 14 insertions(+)

diff --git a/core/src/consensus.rs b/core/src/consensus.rs
index 5b2b651a68..7b62aaf171 100644
--- a/core/src/consensus.rs
+++ b/core/src/consensus.rs
@@ -1465,6 +1465,13 @@ impl TowerError {
             false
         }
     }
+    pub fn is_too_old(&self) -> bool {
+        if let TowerError::TooOldTower(_, _) = &self {
+            true
+        } else {
+            false
+        }
+    }
 }
 
 #[derive(Debug)]
diff --git a/core/src/replay_stage.rs b/core/src/replay_stage.rs
index 7dce3cdd00..2e4a8c5d39 100644
--- a/core/src/replay_stage.rs
+++ b/core/src/replay_stage.rs
@@ -999,6 +999,13 @@ impl ReplayStage {
                                             &my_pubkey,
                                             &vote_account,
                                         )
+                                    } else if err.is_too_old() {
+                                        warn!("Failed to load tower for {}: {}", my_pubkey, err);
+                                        Tower::new_from_bankforks(
+                                            &bank_forks.read().unwrap(),
+                                            &my_pubkey,
+                                            &vote_account,
+                                        )
                                     } else {
                                         error!("Failed to load tower for {}: {}", my_pubkey, err);
                                         std::process::exit(1);
-- 
2.38.1