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|
#!/bin/sh -eu
#
# Start all arrays specified in the configuration file.
#
# Copyright © 2001-2005 Mario Jou/3en <joussen@debian.org>
# Copyright © 2005-2006 Martin F. Krafft <madduck@debian.org>
# Distributable under the terms of the GNU GPL version 2.
#
# $Id$
#
MDADM=/sbin/mdadm
CONFIG=/etc/mdadm/mdadm.conf
ALTCONFIG=/etc/mdadm.conf
DEBIANCONFIG=/etc/default/mdadm
test -x $MDADM || exit 0
AUTOSTART=true
test -f $DEBIANCONFIG && . $DEBIANCONFIG
. /lib/lsb/init-functions
short_dev()
{
local dev=${1##*/}
case "$dev" in
md*|md_*|mdp*|mdp_*) echo "$dev";;
*) echo "md${dev}";;
esac
}
log()
{
case "$1" in
[[:digit:]]*) success=$1; shift;;
*) :;;
esac
log_action_begin_msg "$1"; shift
log_action_end_msg ${success:-0} "$*"
}
log_dev()
{
success=${1:-}; shift
dev=${1:-}; shift
log $success "${PREFIX:-} $(short_dev ${dev:-})" "$*"
}
log_notice()
{
log 0 "${PREFIX:-}s" "$*"
}
log_problem()
{
log 1 "${PREFIX:-}s" "$*"
}
is_true()
{
case "${1:-}" in
[Yy]es|[Yy]|1|[Tt]rue|[Tt]) return 0;;
*) return 1;
esac
}
case "${1:-}" in
start)
PREFIX="Assembling RAID array"
if is_true $AUTOSTART; then
if [ ! -f /proc/mdstat ] && [ -x "$(command -v modprobe)" ] ; then
modprobe -kq md 2>/dev/null || :
fi
if [ ! -f /proc/mdstat ]; then
log_problem "failed to load RAID subsystem"
exit 0
fi
if [ -f $CONFIG ] || [ -f $ALTCONFIG ]; then
# handle devfs-style names and version-1 devices
mkdir --parent /dev/md
# ugly hack because shell sucks
IFSOLD=${IFS:-}
IFS='
'
for line in $($MDADM --assemble --scan --auto=yes 2>&1); do
IFS=$IFSOLD
set -- $line
shift
case "$@" in
'No arrays found in config file')
# no point in carrying on.
shift
log_problem "no $*"
exit 0
;;
'Unknown keyword'*)
# warn only
if [ -x $(command -v logger >/dev/null) ]; then
logger -t mdadm -p syslog.warning -- "$*"
elif [ -w /dev/console ]; then
echo "mdadm: $*" > /dev/console
else
echo "mdadm: $*" >&2
fi
;;
*' is already active.')
log_dev 0 $1 "already running"
;;
*'has been started with '[[:digit:]]*' drives.')
log_dev 0 $1 "started [$6/$6]"
;;
*'has been started with '[[:digit:]]*' drives (out of '[[:digit:]]*').')
log_dev 0 $1 "degraded [$6/${10%).}]"
;;
*'assembled from '[[:digit:]]*' drive's#' - not enough to start the array.')
log_dev 1 $1 "not enough devices"
;;
'no devices found for '*)
log_dev 1 $5 "no devices found"
;;
'failed to RUN_ARRAY '*': Input/output error')
log_dev 1 ${4%:} "RUN_ARRAY input/output error"
;;
*) :;;
esac
done || exit $?
else
log_problem "no $CONFIG file"
fi
else
log_notice "disabled in $DEBIANCONFIG"
fi
;;
stop)
PREFIX="Stopping RAID array"
if is_true $AUTOSTART; then
if [ ! -f /proc/mdstat ]; then
log_problem "no RAID subsystem loaded"
exit 0
fi
# ugly hack because shell sucks
IFSOLD=${IFS:-}
IFS='
'
set +e
for line in $($MDADM --stop --scan 2>&1); do
set -e
IFS=$IFSOLD
set -- $line
shift
case "$@" in
'Unknown keyword'*)
# warn only
if [ -x $(command -v logger >/dev/null) ]; then
logger -t mdadm -p syslog.warning -- "$*"
elif [ -w /dev/console ]; then
echo "mdadm: $*" > /dev/console
else
echo "mdadm: $*" >&2
fi
;;
'stopped '*)
log_dev 0 $2 stopped
;;
'fail to stop array '*': Device or resource busy')
log_dev 1 ${5%:} busy
;;
*) :;;
esac
done || exit $?
else
log_notice "disabled in $DEBIANCONFIG"
fi
;;
restart)
${0:-} stop
${0:-} start
;;
reload|force-reload)
PREFIX="Reloading RAID array"
log_notice "never anything to do"
;;
*)
echo "Usage: ${0:-} {start|stop|restart}" >&2
exit 1;;
esac
exit 0
|
