From e82b0b71f90788da7049a3d3695de9cb0f0164e7 Mon Sep 17 00:00:00 2001
From: Alex Auvolat <alex@adnab.me>
Date: Thu, 9 Mar 2023 11:08:05 +0100
Subject: fail with error message instead of panic

---
 src/main.rs | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src')

diff --git a/src/main.rs b/src/main.rs
index 7e0f013..be73856 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -90,6 +90,12 @@ fn wg_dump(config: &Config) -> Result<(Pubkey, u16, Vec<(Pubkey, Option<SocketAd
     let mut lines = std::str::from_utf8(&output.stdout)?.split('\n');
 
     let ourself = lines.next().unwrap().split('\t').collect::<Vec<_>>();
+    if ourself.len() < 3 {
+        bail!(
+            "Unable to fetch wireguard status for interface {}",
+            config.interface
+        );
+    }
     let our_pubkey = ourself[1].to_string();
     let listen_port = ourself[2].parse::<u16>()?;
 
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