From 97880e4f41288dc822b5df5257f3ab0945b78822 Mon Sep 17 00:00:00 2001
From: shimun <shimun@shimun.net>
Date: Fri, 3 Jul 2020 16:03:35 +0200
Subject: [PATCH] refuse removal while crypttab depends on keyscript

---
 initramfs-tools/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/initramfs-tools/Makefile b/initramfs-tools/Makefile
index 3043ce9..621726f 100644
--- a/initramfs-tools/Makefile
+++ b/initramfs-tools/Makefile
@@ -6,5 +6,6 @@ install:
 	cp -f keyscript.sh /lib/cryptsetup/scripts/fido2luks
 	update-initramfs -u
 remove:
+	sh -c "grep 'keyscript=fido2luks' -i /etc/crypttab && ( echo 'ERROR: your system is still setup to use fido2luks during boot' && exit 1) || exit 0"
 	rm /etc/initramfs-tools/hooks/fido2luks.sh /lib/cryptsetup/scripts/fido2luks
 	update-initramfs -u