From 66c6ae1cff552e8fd0a93c4c2e8a1a389d163075 Mon Sep 17 00:00:00 2001
From: Christian Kamm <mail@ckamm.de>
Date: Mon, 22 Apr 2024 14:10:01 +0200
Subject: [PATCH] liquidator: fix rebalance loops

selling 100% with flash loan swap fee charged on top meant creating a
borrow
---
 bin/liquidator/src/rebalance.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/bin/liquidator/src/rebalance.rs b/bin/liquidator/src/rebalance.rs
index 7a867587d..0472e300c 100644
--- a/bin/liquidator/src/rebalance.rs
+++ b/bin/liquidator/src/rebalance.rs
@@ -498,8 +498,11 @@ impl Rebalancer {
 
             if amount > dust_threshold {
                 // Sell
+
+                // To avoid creating a borrow when paying flash loan fees, sell only a fraction
+                let input_amount = amount * I80F48::from_num(0.99);
                 let (txsig, route) = self
-                    .token_swap_sell(token_mint, amount.to_num::<u64>())
+                    .token_swap_sell(token_mint, input_amount.to_num::<u64>())
                     .await?;
                 let out_token = self
                     .mango_client