From a536eecee3a88aeb1586706a66c44ab30a7d6a19 Mon Sep 17 00:00:00 2001
From: Ing <wjz304@qq.com>
Date: Fri, 9 Aug 2024 20:02:33 +0800
Subject: [PATCH] fix the bootloader disk read-only

---
 files/initrd/opt/rr/include/functions.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/files/initrd/opt/rr/include/functions.sh b/files/initrd/opt/rr/include/functions.sh
index 7a33db59..306efc19 100755
--- a/files/initrd/opt/rr/include/functions.sh
+++ b/files/initrd/opt/rr/include/functions.sh
@@ -7,6 +7,11 @@
 ###############################################################################
 # Check loader disk
 function checkBootLoader() {
+  while read KNAME RO; do
+    [ -z "${KNAME}" ] && continue
+    [ "${RO}" = "0" ] && continue
+    hdparm -r0 "${KNAME}" >/dev/null 2>&1 || true
+  done <<<$(lsblk -pno KNAME,RO 2>/dev/null)
   [ ! -w "${PART1_PATH}" ] && return 1
   [ ! -w "${PART2_PATH}" ] && return 1
   [ ! -w "${PART3_PATH}" ] && return 1