/lib/partman/init.d/50lvm is in ubiquity 2.21.63.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 | #!/bin/sh
# This script sets method "lvm" for all partitions that have the lvm
# flag set. It also discovers the logical volumes and creates in them
# a loop partition table and partition.
. /lib/partman/lib/base.sh
. /lib/partman/lib/lvm-base.sh
# Avoid warnings from lvm2 tools about open file descriptors
export LVM_SUPPRESS_FD_WARNINGS=1
if [ -x /sbin/vgdisplay ]; then
vgroups=$(/sbin/vgdisplay 2>/dev/null | grep '^[ ]*VG Name' | \
sed -e 's/.*[[:space:]]\(.*\)$/\1/' | sort)
else
vgroups=''
fi
for dev in /var/lib/partman/devices/*; do
[ -d "$dev" ] || continue
cd $dev
partitions=
open_dialog PARTITIONS
while { read_line num id size type fs path name; [ "$id" ]; }; do
if [ "$fs" != free ]; then
partitions="$partitions $id,$path"
fi
done
close_dialog
# Check if device/partitions are used for LVM (PV)
for part in $partitions; do
set -- $(IFS=, && echo $part)
id=$1
path=$2
lvm=
# If the device is in fact being used for lvm, mark it as such.
# This is a hack and it only works for full block devices, not
# partitions. It makes raid devices used for lvm show up as such.
if pvdisplay $(cat $dev/device) >/dev/null 2>&1 ; then
lvm=1
else
open_dialog GET_FLAGS $id
while { read_line flag; [ "$flag" ]; }; do
if [ "$flag" = lvm ]; then
lvm=1
# can not break here
fi
done
close_dialog
fi
if [ "$lvm" ]; then
mkdir -p $id
echo lvm >$id/method
if ! [ -e $id/locked ]; then
vg=$(pv_get_vg $path)
for vgs in $vgroups; do
if [ "$vg" = "$vgs" ]; then
vg_lock_pvs $vg $path
fi
done
fi
fi
done
# Check if device is a logical volume
if [ -f device ]; then
# Obtain the VG from the device name
device=$(cat device)
case "$device" in
# LVM2
/dev/mapper/*)
vglv=${device#/dev/mapper/}
vglv=$(echo "$vglv" | sed -e 's/\([^-]\)-\([^-]\)/\1 \2/' |
sed -e 's/--/-/g')
vg=$(echo "$vglv" | cut -d" " -f1)
;;
# LVM1
*)
vg=$(sed 's,^/[^/]*/\([^/]*\)/.*,\1,' device)
;;
esac
is_lv=
for vgs in $vgroups; do
[ ! "$vgs" = "$vg" ] || is_lv=1
done
# If this is a new logical volume
if [ "$is_lv" ] && [ -z "$partitions" ]; then
# create a label
open_dialog NEW_LABEL loop
close_dialog
# find the free space
open_dialog PARTITIONS
free_space=''
while { read_line num id size type fs path name; [ "$id" ]; }; do
case $fs in
free|unknown)
free_space=$id
free_size=$size
free_fs=$fs
;;
esac
done
close_dialog
# create partition in the free space
if [ "$free_space" ]; then
id=
if [ "$free_fs" = unknown ]; then
# parted >= 3.2 gives us a partition
# automatically.
id=$free_space
else
# With parted < 3.2 we must create a
# partition manually.
open_dialog NEW_PARTITION primary ext2 $free_space full $free_size
read_line num id size type fs path name
close_dialog
fi
if [ "$id" ]; then
open_dialog GET_FILE_SYSTEM $id
read_line filesystem
close_dialog
if [ "$filesystem" != none ]; then
open_dialog CHANGE_FILE_SYSTEM $id $filesystem
close_dialog
fi
fi
fi
open_dialog DISK_UNCHANGED
close_dialog
fi
fi
done
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