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#!/bin/sh
#
# Show status of LSI Logic's MegaRAID RAID controllers.
#
# $FreeBSD$
#

# If there is a global system configuration file, suck it in.
#
if [ -r /etc/defaults/periodic.conf ]
then
    . /etc/defaults/periodic.conf
    source_periodic_confs
fi

# Defaults.
: ${daily_status_amr_raid_enable:=NO}
: ${daily_status_amr_raid_megarc_enable:=NO}

amrstat=${amrstat:-%%PREFIX%%/sbin/amrstat}
megarc=${megarc:-%%PREFIX%%/sbin/megarc}
logdir=${logdir:-/var/log}

case "$daily_status_amr_raid_enable" in
    [Yy][Ee][Ss])
    echo
    echo 'Checking status of amr(4) raid controllers:'

    rc=0

    # Checking each controller.
    for ctrl in `ls -1 /dev/amr[0-9]* | sed -e 's,/dev/amr,,g'`
         do
        echo ""
        echo "Controller ${ctrl}:"
        ctrl_log=${logdir}/amr_raid_${ctrl}
        if test ! -f ${ctrl_log}.today; then
            touch ${ctrl_log}.today
        fi
        mv -f ${ctrl_log}.today ${ctrl_log}.yesterday
        ${amrstat} -c ${ctrl} -g > ${ctrl_log}.today
        if test -x ${megarc}; then
        case "$daily_status_amr_raid_megarc_enable" in
            [Yy][Ee][Ss])
            ${megarc} -dispCfg -a0 | col -b | grep -v Scanning | \
                sed -e '/^A/s/.*/        .../g' >> ${ctrl_log}.today
            ;;
        *)  ;;
        esac
        fi
        lines=`wc -l ${ctrl_log}.today | awk '{ print $1 }'`
        diff -u -${lines} ${ctrl_log}.yesterday ${ctrl_log}.today
        raid_rc=$?
        if test $raid_rc -eq 0; then
            cat  ${ctrl_log}.today
        fi
        [ $rc -eq 0 ] && [ $raid_rc -ne 0 ] && rc=3

        # Checking alarms.
        #if test -x ${megarc}; then
        #case "$daily_status_amr_raid_megarc_enable" in
        #    [Yy][Ee][Ss])
        #   echo "Alarms:"
        #   alarms_log=${logdir}/amr_raid_alarms
        # ----------------------------------------
        # There seems to be following option but does not seem to
        # show anything sor me so I cannot verify that it is what
        # I expect:
        #   ${megarc} -getNVRAMLog -a${ctrl}
        # For me IPMI has some logs though:
        #   DATE sel[1]:
        #     A Drive - Slot/Connector - Fault - Drive Array - Slot 2
        # ----------------------------------------
        # Keep following commented out until someone confirms that it
        # does something useful for him.
        # ----------------------------------------
        #   if test ! -f ${alarms_log}.today; then
        #       touch ${alarms_log}.today
        #   fi
        #   mv -f ${alarms_log}.today ${alarms_log}.yesterday
        #   raid_rc=0
        #   ${megarc} -getNVRAMLog -a${ctrl} > ${alarms_log}.today
        #   cmp -zs ${alarms_log}.yesterday ${alarms_log}.today
        #   raid_rc=$?
        #   if test $raid_rc -ne 0; then
        #       diff -u ${alarms_log}.yesterday ${alarms_log}.today
        #   else
        #       echo "  No new alarms."
        #   fi
        #   [ $rc -eq 0 ] && [ $raid_rc -ne 0 ] && rc=3
        #    ;;
        #*)  ;;
        #esac
        #fi

         done
    ;;

    *)  rc=0;;
esac

exit $rc

# end