Linux lhjmq-records 5.15.0-118-generic #128-Ubuntu SMP Fri Jul 5 09:28:59 UTC 2024 x86_64
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#!/bin/sh
#
# Copyright © 2006-2008 Martin F. Krafft <madduck@debian.org>,
# 2012 Michael Tokarev <mjt@tls.msk.ru>
# based on the scripts in the initramfs-tools package.
# released under the terms of the Artistic Licence.
#
set -eu
PREREQ="udev"
prereqs()
{
echo "$PREREQ"
}
case "${1:-}" in
prereqs)
prereqs
exit 0
;;
esac
is_true()
{
case "${1:-}" in
[Yy]es|[Yy]|1|[Tt]rue|[Tt]) return 0;;
*) return 1;;
esac
}
write()
{
local PREFIX; PREFIX=$1; shift
echo "${PREFIX}: mdadm: $@" >&2
}
info()
{
is_true ${VERBOSE:-false} && write I "$@" || :
}
warn()
{
write W "$@"
}
. /usr/share/initramfs-tools/hook-functions
# copy the binary as early as possible
copy_exec /sbin/mdadm /sbin
copy_exec /sbin/mdmon /sbin
# Copy udev rules, which udev no longer does
for UDEV_RULE in 63-md-raid-arrays.rules 64-md-raid-assembly.rules; do
for rules_folder in /lib/udev/rules.d /etc/udev/rules.d; do
if [ -f $rules_folder/$UDEV_RULE ]; then
mkdir -p $DESTDIR$rules_folder
cp $rules_folder/$UDEV_RULE $DESTDIR$rules_folder/$UDEV_RULE
fi
done
done
# load raid modules in the initramfs
for module in linear multipath raid0 raid1 raid456 raid5 raid6 raid10; do
force_load $module
done
# load efivars for Intel RST IMSM, see Bug#962844
force_load efivars || true
# copy the mdadm configuration
CONFIG=/etc/mdadm/mdadm.conf
ALTCONFIG=/etc/mdadm.conf
DESTMDADMCONF=$DESTDIR/etc/mdadm/mdadm.conf
[ ! -f $CONFIG ] && [ -f $ALTCONFIG ] && CONFIG=$ALTCONFIG || :
mkdir -p ${DESTDIR}/etc/mdadm
if [ ! -f $CONFIG ]; then
# there is no configuration file, so let's create one
if /usr/share/mdadm/mkconf generate $CONFIG; then
# all is well
cp -p $CONFIG $DESTMDADMCONF
info "auto-generated the mdadm.conf configuration file."
else
# we failed to auto-generate, so let the emergency procedure take over
warn "failed to auto-generate the mdadm.conf file."
warn "please read /usr/share/doc/mdadm/README.upgrading-2.5.3.gz ."
fi
else
cp -p $CONFIG ${DESTDIR}/etc/mdadm
sed -i '/^CREATE/s/^/#/' $DESTMDADMCONF
if ! grep -q '^ARRAY' $CONFIG; then
tmpfile="${DESTMDADMCONF}.tmp"
if /usr/share/mdadm/mkconf > $tmpfile; then
cp -p $tmpfile $DESTMDADMCONF
else
warn "failed to auto-generate temporary mdadm.conf file."
fi
else
# make sure the configuration file knows about all running devices
/sbin/mdadm --detail --scan | while read array device params; do
uuid=${params#*UUID=}; uuid=${uuid%% *}
if grep -qi "UUID=$uuid" $DESTMDADMCONF; then
info "$uuid $device added to the mdadm.conf in the initramfs"
fi
done
fi
fi
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