3 # Purpose: grub-mkconfig helper script for Grml rescue systems
4 # Authors: Grml team (grml.org), (c) Andreas Gredler <jimmy@grml.org>, Michael Prokop <mika@grml.org>
5 # License: This file is licensed under the GPL v2+.
6 ################################################################################
12 bindir=${exec_prefix}/bin
13 libdir=${exec_prefix}/lib
14 . ${libdir}/grub/grub-mkconfig_lib
16 # default unless configured otherwise:
17 ISO_LOCATION="/boot/grml"
19 if [ -r /etc/default/grml-rescueboot ] ; then
20 . /etc/default/grml-rescueboot
26 for block in /sys/block /sys/class/block ; do
27 [ ! -d ${block}/${base}/dm ] && continue
28 retval="/dev/mapper/$(cat ${block}/${base}/dm/name)"
34 retval="/dev/mapper/$(dmsetup info -C --noheadings -o name -j 253 -m $minor)"
43 if [ -z ${device} ] ; then
46 device=$(readlink -f ${device})
49 device="/dev/dm-$(dmsetup info -C --noheadings -o minor "$device")"
55 additional_dependencies=""
56 for block in /sys/block /sys/class/block ; do
57 [ ! -d ${block}/${base}/slaves ] && continue
58 for file in ${block}/${base}/slaves/* ; do
59 dep_name="/dev/${file##*/}"
60 dep_name=$(resolve_dm_name ${dep_name})
62 # resolve recursively all dependencies
63 additional_dependencies=$(get_dependencies ${dep_name})
65 dependencies="$dependencies $additional_dependencies $dep_name"
76 for file in "${ISO_LOCATION}"/*.iso ; do
77 if grub_file_is_not_garbage "$file" ; then
78 iso_list="$iso_list $file "
82 for grmliso in $iso_list ; do
83 rel_dirname="$(make_system_path_relative_to_its_root $(dirname $grmliso))"
84 grml="$(basename $grmliso)"
85 device="$(${grub_probe} -t device ${grmliso})"
90 /dev/mapper*|/dev/md*)
91 dependencies=$(get_dependencies ${device})
93 for dep in $dependencies $device ; do
94 dep_string="$dep_string,$dep"
96 dep_string=${dep_string#,}
97 additional_param="live-media=$dep_string"
101 echo "Found Grml ISO image: $grmliso" >&2
102 title="Grml Rescue System ($grml)"
105 menuentry "${title}" {
106 $(prepare_grub_to_access_device "$device" | sed -e "s/^/ /")
107 iso_path="${rel_dirname}/${grml}"
109 kernelopts=" $CUSTOM_BOOTOPTIONS $additional_param "
111 loopback loop "${rel_dirname}/$grml"
113 configfile /boot/grub/loopback.cfg
118 ## END OF FILE #################################################################