From d14e4082989a3d7422232d2102e0f9055d8393a4 Mon Sep 17 00:00:00 2001
From: Captain ALM <captainalm@captainalm.com>
Date: Tue, 1 Oct 2024 15:41:14 +0100
Subject: [PATCH] Make sure sign boot is single-instance.

---
 local-sbin/sign-boot | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/local-sbin/sign-boot b/local-sbin/sign-boot
index 6e6f75c..c027e8f 100755
--- a/local-sbin/sign-boot
+++ b/local-sbin/sign-boot
@@ -1,4 +1,8 @@
 #!/bin/bash
+if [ -f /run/signing ]; then
+  echo "[-] Signing already in progress!";
+fi;
+/usr/bin/touch /run/signing;
 echo "[*] Preparing to sign!";
 #touch /dev/shm/sb-passpwd.txt;
 #chown root:root /dev/shm/sb-passpwd.txt;
@@ -38,4 +42,5 @@ do
   /usr/bin/gpg --batch --detach-sign $i;
 done;
 #shred /dev/shm/sb-passpwd.txt;
+/usr/bin/rm -f /run/signing;
 echo "[*] Signing Complete!";