Avoid panic if chan IDs passed to {force,}closechannel isn't 32 bytes

diff --git a/src/cli.rs b/src/cli.rs
index 88f854265356274754a7ac7d396f1ee7ec4d7790..3d28fd113f2c5eb9c432b20dcd1b5f88598c24ad 100644 (file)
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -320,8 +320,8 @@ pub(crate) async fn poll_for_user_input<E: EventHandler>(
                                                continue;
                                        }
                                        let channel_id_vec = hex_utils::to_vec(channel_id_str.unwrap());
-                                       if channel_id_vec.is_none() {
-                                               println!("ERROR: couldn't parse channel_id as hex");
+                                       if channel_id_vec.is_none() || channel_id_vec.as_ref().unwrap().len() != 32 {
+                                               println!("ERROR: couldn't parse channel_id");
                                                continue;
                                        }
                                        let mut channel_id = [0; 32];
@@ -335,8 +335,8 @@ pub(crate) async fn poll_for_user_input<E: EventHandler>(
                                                continue;
                                        }
                                        let channel_id_vec = hex_utils::to_vec(channel_id_str.unwrap());
-                                       if channel_id_vec.is_none() {
-                                               println!("ERROR: couldn't parse channel_id as hex");
+                                       if channel_id_vec.is_none() || channel_id_vec.as_ref().unwrap().len() != 32 {
+                                               println!("ERROR: couldn't parse channel_id");
                                                continue;
                                        }
                                        let mut channel_id = [0; 32];