From 39711cf6c2ec5a3b4480dcb4800cc3802bda5bf2 Mon Sep 17 00:00:00 2001
From: Lukasz Kasprzak <lukasz.kasprzak@pm.me>
Date: Fri, 20 Mar 2026 19:16:32 +0100
Subject: feat: first fully successful run e2e on straper

---
 .../boot/etc-kernel/postrm.d/initramfs-tools       | 37 ++++++++++++++++++++++
 .../public/boot/etc-kernel/postrm.d/zz-update-grub | 26 +++++++++++++++
 2 files changed, 63 insertions(+)
 create mode 100755 straper/db/public/boot/etc-kernel/postrm.d/initramfs-tools
 create mode 100755 straper/db/public/boot/etc-kernel/postrm.d/zz-update-grub

(limited to 'straper/db/public/boot/etc-kernel/postrm.d')

diff --git a/straper/db/public/boot/etc-kernel/postrm.d/initramfs-tools b/straper/db/public/boot/etc-kernel/postrm.d/initramfs-tools
new file mode 100755
index 0000000..a019ce5
--- /dev/null
+++ b/straper/db/public/boot/etc-kernel/postrm.d/initramfs-tools
@@ -0,0 +1,37 @@
+#!/bin/sh
+set -e
+
+version="$1"
+bootopt=""
+
+[ -x /usr/sbin/update-initramfs ] || exit 0
+
+# passing the kernel version is required
+if [ -z "${version}" ]; then
+	echo >&2 "W: initramfs-tools: ${DPKG_MAINTSCRIPT_PACKAGE:-kernel package} did not pass a version number"
+	exit 0
+fi
+
+# exit if custom kernel does not need an initramfs
+if [ "$INITRD" = 'No' ]; then
+	exit 0
+fi
+
+# absolute file name of kernel image may be passed as a second argument;
+# create the initrd in the same directory
+if [ -n "$2" ]; then
+	bootdir=$(dirname "$2")
+	bootopt="-b ${bootdir}"
+fi
+
+# avoid running multiple times
+if [ -n "$DEB_MAINT_PARAMS" ]; then
+	eval set -- "$DEB_MAINT_PARAMS"
+	if [ -z "$1" ] || [ "$1" != "remove" ]; then
+		exit 0
+	fi
+fi
+
+# delete initramfs
+# shellcheck disable=SC2086
+update-initramfs -d -k "${version}" ${bootopt} >&2
diff --git a/straper/db/public/boot/etc-kernel/postrm.d/zz-update-grub b/straper/db/public/boot/etc-kernel/postrm.d/zz-update-grub
new file mode 100755
index 0000000..9521057
--- /dev/null
+++ b/straper/db/public/boot/etc-kernel/postrm.d/zz-update-grub
@@ -0,0 +1,26 @@
+#! /bin/sh
+set -e
+
+command -v update-grub >/dev/null || exit 0
+
+if type systemd-detect-virt >/dev/null 2>&1 &&
+   systemd-detect-virt --quiet --container; then
+	exit 0
+fi
+
+set -- $DEB_MAINT_PARAMS
+mode="${1#\'}"
+mode="${mode%\'}"
+case $0:$mode in
+    # Only run on postinst configure and postrm remove, to avoid wasting
+    # time by calling update-grub multiple times on upgrade and removal.
+    # Also run if we have no DEB_MAINT_PARAMS, in order to work with old
+    # kernel packages.
+    */postinst.d/*:|*/postinst.d/*:configure|*/postrm.d/*:|*/postrm.d/*:remove)
+	if [ -e /boot/grub/grub.cfg ]; then
+		exec update-grub
+	fi
+	;;
+esac
+
+exit 0
-- 
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