From 70de5d4041249c1a0f597714398cc245f59495c6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 3 Jun 2024 16:01:36 +0200
Subject: Merging upstream version 102.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 modules.d/90dmsquash-live/dmsquash-live-root.sh | 51 +++++++++++++++----------
 1 file changed, 30 insertions(+), 21 deletions(-)

(limited to 'modules.d/90dmsquash-live')

diff --git a/modules.d/90dmsquash-live/dmsquash-live-root.sh b/modules.d/90dmsquash-live/dmsquash-live-root.sh
index e808339..4518852 100755
--- a/modules.d/90dmsquash-live/dmsquash-live-root.sh
+++ b/modules.d/90dmsquash-live/dmsquash-live-root.sh
@@ -59,27 +59,34 @@ get_check_dev() {
     echo "$_udevinfo" | grep "DEVNAME=" | sed 's/DEVNAME=//'
 }
 
-# Find the right device to run check on
-check_dev=$(get_check_dev "$livedev")
-# CD/DVD media check
-[ -b "$check_dev" ] && fs=$(det_fs "$check_dev")
-if [ "$fs" = "iso9660" -o "$fs" = "udf" ]; then
-    check="yes"
-fi
-getarg rd.live.check -d check || check=""
-if [ -n "$check" ]; then
-    type plymouth > /dev/null 2>&1 && plymouth --hide-splash
-    if [ -n "$DRACUT_SYSTEMD" ]; then
-        p=$(dev_unit_name "$check_dev")
-        systemctl start checkisomd5@"${p}".service
-    else
-        checkisomd5 --verbose "$check_dev"
+# Check ISO checksum only if we have a path to a block device (or just its name
+# without '/dev'). In other words, in this context, we perform the check only
+# if the given $livedev is not a filesystem file image.
+if [ ! -f "$livedev" ]; then
+    # Find the right device to run check on
+    check_dev=$(get_check_dev "$livedev")
+    # CD/DVD media check
+    [ -b "$check_dev" ] && fs=$(det_fs "$check_dev")
+    if [ "$fs" = "iso9660" -o "$fs" = "udf" ]; then
+        check="yes"
     fi
-    if [ $? -eq 1 ]; then
-        die "CD check failed!"
-        exit 1
+    getarg rd.live.check -d check || check=""
+    if [ -n "$check" ]; then
+        type plymouth > /dev/null 2>&1 && plymouth --hide-splash
+        if [ -n "$DRACUT_SYSTEMD" ]; then
+            p=$(dev_unit_name "$check_dev")
+            systemctl start checkisomd5@"${p}".service
+        else
+            checkisomd5 --verbose "$check_dev"
+        fi
+        if [ $? -eq 1 ]; then
+            warn "Media check failed! We do not recommend using this medium. System will halt in 12 hours"
+            sleep 43200
+            die "Media check failed!"
+            exit 1
+        fi
+        type plymouth > /dev/null 2>&1 && plymouth --show-splash
     fi
-    type plymouth > /dev/null 2>&1 && plymouth --show-splash
 fi
 
 ln -s "$livedev" /run/initramfs/livedev
@@ -109,7 +116,7 @@ if [ -f "$livedev" ]; then
         auto) die "cannot mount live image (unknown filesystem type)" ;;
         *) FSIMG=$livedev ;;
     esac
-    [ -e /sys/fs/"$fstype" ] || modprobe "$fstype"
+    load_fstype "$fstype"
 else
     livedev_fstype=$(det_fs "$livedev")
     if [ "$livedev_fstype" = "squashfs" ]; then
@@ -143,6 +150,8 @@ do_live_overlay() {
 
     if [ -z "$pathspec" -o "$pathspec" = "auto" ]; then
         pathspec="/${live_dir}/overlay-$l-$u"
+    elif ! str_starts "$pathspec" "/"; then
+        pathspec=/"${pathspec}"
     fi
     devspec=${overlay%%:*}
 
@@ -296,7 +305,7 @@ do_live_overlay() {
         dmsetup message /dev/mapper/live-overlay-pool 0 "create_thin 0"
 
         # Create a snapshot of the base image
-        echo 0 "$sz" thin /dev/mapper/live-overlay-pool 0 "$base" | dmsetup create live-rw
+        echo 0 "$thin_data_sz" thin /dev/mapper/live-overlay-pool 0 "$base" | dmsetup create live-rw
     elif [ -z "$overlayfs" ]; then
         echo 0 "$sz" snapshot "$base" "$over" PO 8 | dmsetup create live-rw
     fi
-- 
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