From 55dc47ff1c12f05c524fab2a191999dfe5e4fb8b Mon Sep 17 00:00:00 2001
From: Matt Corallo <git@bluematt.me>
Date: Fri, 11 Aug 2023 20:31:49 +0000
Subject: [PATCH] Trim whitespace when signing messages

Fixes https://github.com/lightningdevkit/rust-lightning/issues/2188
---
 src/cli.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/cli.rs b/src/cli.rs
index 8e96fd8..a53a020 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -368,14 +368,14 @@ pub(crate) async fn poll_for_user_input(
 				"listpeers" => list_peers(peer_manager.clone()),
 				"signmessage" => {
 					const MSG_STARTPOS: usize = "signmessage".len() + 1;
-					if line.as_bytes().len() <= MSG_STARTPOS {
+					if line.trim().as_bytes().len() <= MSG_STARTPOS {
 						println!("ERROR: signmsg requires a message");
 						continue;
 					}
 					println!(
 						"{:?}",
 						lightning::util::message_signing::sign(
-							&line.as_bytes()[MSG_STARTPOS..],
+							&line.trim().as_bytes()[MSG_STARTPOS..],
 							&keys_manager.get_node_secret_key()
 						)
 					);
-- 
2.39.5