#!/bin/sh
# Copyright © 2001-2005 Mario Jou/3en <joussen@debian.org>
# Copyright © 2005-2008 Martin F. Krafft <madduck@debian.org>
# Distributable under the terms of the GNU GPL version 2.
#
set -e

. /usr/share/debconf/confmodule

case "${1:-}" in
  configure|reconfigure)

    if [ ! -f /proc/mdstat ] && [ -x $(command -v modprobe 2>/dev/null) ]; then
      modprobe md >/dev/null 2>&1 || :
    fi
    if [ ! -f /proc/mdstat ]; then
      echo 'W: mdadm: failed to load MD subsystem.' >&2
    fi

    DEBIANCONFIG=/etc/default/mdadm
    CONFIG=/etc/mdadm/mdadm.conf
    ALTCONFIG=/etc/mdadm.conf
    MDADM=/sbin/mdadm

    # load current settings, most of which will be overwritten.
    [ -f $DEBIANCONFIG ] && . $DEBIANCONFIG

    db_get mdadm/mail_to
    MAILADDR="${RET:-root}"

    [ ! -f $CONFIG ] && [ -f $ALTCONFIG ] && CONFIG=$ALTCONFIG
    if [ ! -f $CONFIG ]; then
      echo -n 'Generating mdadm.conf... ' >&2
      # pass the MAILADDR variable into the script
      MDADM_MAILADDR__="$MAILADDR"; export MDADM_MAILADDR__
      if /usr/share/mdadm/mkconf generate $CONFIG 2>/dev/null; then
        echo done. >&2
      else
        echo "done (failed to scan arrays; /proc probably not mounted)." >&2
      fi
    fi

    if [ -w $CONFIG ] && [ -z "${MDADM_MAILADDR__:-}" ]; then
      # if the configuration is writeable but has not been written just
      # before, then edit it to reflect the MAILADDR preference
      if grep -q '^MAILADDR' $CONFIG; then
        sed -i -e "s/^MAILADDR.*/MAILADDR $MAILADDR/" $CONFIG
      else
        echo "MAILADDR $MAILADDR" >> $CONFIG
      fi
    fi
    unset MDADM_MAILADDR__

    db_get mdadm/initrdstart
    INITRDSTART="${RET:-all}"
    db_get mdadm/autocheck
    AUTOCHECK="${RET:-true}"
    db_get mdadm/start_daemon
    START_DAEMON="${RET:-true}"
    #db_get mdadm/daemon_options
    [ -n "${DAEMON_OPTIONS:-}" ] || DAEMON_OPTIONS='--syslog'

    cat <<_eof > $DEBIANCONFIG
# mdadm Debian configuration
#
# You can run 'dpkg-reconfigure mdadm' to modify the values in this file, if
# you want. You can also change the values here and changes will be preserved.
# Do note that only the values are preserved; the rest of the file is
# rewritten.
#

# INITRDSTART:
#   list of arrays (or 'all') to start automatically when the initial ramdisk
#   loads. This list *must* include the array holding your root filesystem. Use
#   'none' to prevent any array from being started from the initial ramdisk.
INITRDSTART='$INITRDSTART'

# AUTOCHECK:
#   should mdadm run periodic redundancy checks over your arrays? See
#   /etc/cron.d/mdadm.
AUTOCHECK=$AUTOCHECK

# START_DAEMON:
#   should mdadm start the MD monitoring daemon during boot?
START_DAEMON=$START_DAEMON

# DAEMON_OPTIONS:
#   additional options to pass to the daemon.
DAEMON_OPTIONS="$DAEMON_OPTIONS"

# VERBOSE:
#   if this variable is set to true, mdadm will be a little more verbose e.g.
#   when creating the initramfs.
VERBOSE=${VERBOSE:-false}
_eof

    db_stop

    command -v update-initramfs >/dev/null 2>&1 && update-initramfs -u

    if dpkg --compare-versions "$2" le 3.3.2-3; then
      rm -f /var/lib/mdadm/CONF-UNCHECKED /var/lib/mdadm/mdadm.conf-generated
      if [ -d /var/lib/mdadm ]; then
        rmdir --ignore-fail-on-non-empty /var/lib/mdadm
      fi
    fi
    ;;
esac

[ -d /run/systemd/system ] && systemctl --system daemon-reload >/dev/null || :

#DEBHELPER#