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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-03 13:54:25 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-03 13:54:25 +0000
commit9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a (patch)
tree2efb72864cc69e174c9c5ee33efb88a5f1553b48 /modules.d/90dmsquash-live/iso-scan.sh
parentInitial commit. (diff)
downloaddracut-9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a.tar.xz
dracut-9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a.zip
Adding upstream version 060+5.upstream/060+5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'modules.d/90dmsquash-live/iso-scan.sh')
-rwxr-xr-xmodules.d/90dmsquash-live/iso-scan.sh38
1 files changed, 38 insertions, 0 deletions
diff --git a/modules.d/90dmsquash-live/iso-scan.sh b/modules.d/90dmsquash-live/iso-scan.sh
new file mode 100755
index 0000000..fa06b33
--- /dev/null
+++ b/modules.d/90dmsquash-live/iso-scan.sh
@@ -0,0 +1,38 @@
+#!/bin/sh
+
+type getarg > /dev/null 2>&1 || . /lib/dracut-lib.sh
+
+PATH=/usr/sbin:/usr/bin:/sbin:/bin
+
+isofile=$1
+
+[ -z "$isofile" ] && exit 1
+
+ismounted "/run/initramfs/isoscan" && exit 0
+
+mkdir -p "/run/initramfs/isoscan"
+
+do_iso_scan() {
+ local _name
+ local dev
+ for dev in /dev/disk/by-uuid/*; do
+ _name=$(dev_unit_name "$dev")
+ [ -e /tmp/isoscan-"${_name}" ] && continue
+ : > /tmp/isoscan-"${_name}"
+ mount -t auto -o ro "$dev" "/run/initramfs/isoscan" || continue
+ if [ -f "/run/initramfs/isoscan/$isofile" ]; then
+ losetup -f "/run/initramfs/isoscan/$isofile"
+ udevadm trigger --action=add > /dev/null 2>&1
+ ln -s "$dev" /run/initramfs/isoscandev
+ rm -f -- "$job"
+ exit 0
+ else
+ umount "/run/initramfs/isoscan"
+ fi
+ done
+}
+
+do_iso_scan
+
+rmdir "/run/initramfs/isoscan"
+exit 1