Cross Reference: /illumos-gate/usr/src/cmd/zoneadm/svc-zones

	svc-zones revision 3c7284bd3243d42a710edac3a15f6019b4c849be
#!/sbin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
# Copyright 2014 Nexenta Systems, Inc. All rights reserved.

. /lib/svc/share/smf_include.sh

#
# Return a list of running, non-global zones for which a shutdown via
# "/sbin/init 0" may work (typically only Solaris zones.)
#
shutdown_zones()
{
    zoneadm list -p | nawk -F: '{
        if ($2 != "global") {
            print $2
        }
    }'
}

[ ! -x /usr/sbin/zoneadm ] && exit 0    # SUNWzoneu not installed

if [ -z "$SMF_FMRI" ]; then
    echo "this script can only be invoked by smf(5)"
    exit $SMF_EXIT_ERR_NOSMF
fi

# Make sure working directory is / to prevent unmounting problems.
cd /
PATH=/usr/sbin:/usr/bin; export PATH

case "$1" in
'start')
    egrep -vs '^#|^global:' /etc/zones/index || exit 0  # no local zones

    #
    # Boot the installed zones for which the "autoboot" zone property is
    # set and invoke the sysboot hook for all other installed zones.
    #
    ZONES=""
    for zone in `zoneadm list -pi | nawk -F: '{
            if ($3 == "installed") {
                print $2
            }
        }'`; do
        zonecfg -z $zone info autoboot | grep "true" >/dev/null 2>&1
        if [ $? -eq 0 ]; then
            [ -z "$ZONES" ] && echo "Booting zones:\c"
            ZONES=yes
            echo " $zone\c"
            #
            # zoneadmd puts itself into its own contract so
            # this service will lose sight of it.  We don't
            # support restart so it is OK for zoneadmd to
            # to be in an orphaned contract.
            #
            zoneadm -z $zone boot &
        else
            zoneadm -z $zone sysboot &
        fi
    done

    #
    # Wait for all zoneadm processes to finish before allowing the
    # start method to exit.
    #
    wait
    [ -n "$ZONES" ] && echo .
    ;;

'stop')
    egrep -vs '^#|^global:' /etc/zones/index || exit 0  # no local zones
    [ "`zoneadm list`" = "global" ] && exit 0   # no zones running

    SVC_TIMEOUT=`svcprop -p stop/timeout_seconds $SMF_FMRI`

    #
    # First, try shutting down any running zones for which an "init 0" may
    # work.
    #
    MAXSHUT=`expr 3 \* $SVC_TIMEOUT \/ 4` # 3/4 of time to zone shutdown
    MAXHALT=`expr $SVC_TIMEOUT \/ 4`      # rest of time goes to halt

    zonelist=`shutdown_zones`

    if [ -n "$zonelist" ]; then
        SHUTDOWN=0
        echo "Shutting down running zones (for up to $MAXSHUT" \
            "seconds):\c"

        for zone in $zonelist; do
            echo " $zone\c"
            zoneadm -z $zone shutdown &
            SHUTDOWN=1
        done

        [ $SHUTDOWN -eq 1 ] && echo "."

        # Allow time for zones to shutdown cleanly

        while [ $MAXSHUT -gt 0 -a "`shutdown_zones`" != "" ]; do
            MAXSHUT=`expr $MAXSHUT - 1`
            sleep 1 # wait a bit longer
        done
    fi

    #
    # Second, try halting any non-global zones still running
    #
    WAITPIDS=""
    for zone in `zoneadm list`; do
        if [ "$zone" != "global" ]; then
            [ -z "$WAITPIDS" ] &&
                echo "Zones failed to shutdown; trying to halt " \
                "(for up to $MAXHALT seconds):\c"
            echo " $zone\c"
            zoneadm -z $zone halt &
            WAITPIDS="$WAITPIDS $!"
        fi
    done
    [ ! -z "$WAITPIDS" ] && echo .

    # Wait for the 'zoneadm halt' commands to complete.  We will let this
    # run forever, since the restart daemon will eventually kill us off
    # anyway if the halts do not complete after a certain period of time.
    wait $WAITPIDS

    # If the halts complete but a zone is still not shutdown, it might
    # be in a state like 'shutting_down' or 'down'.  So we give it some
    # time to come all the way down.

    while [ $MAXHALT -gt 0 -a "`zoneadm list`" != "global" ]; do
        MAXHALT=`expr $MAXHALT - 1`
        sleep 1 # wait a bit longer
    done

    # If there are any remaining file systems in zones, try to unmount them.
    umountall -Z

    #
    # Report on zones which failed to shutdown.
    #
    for zone in `zoneadm list`; do
        if [ "$zone" != "global" ]; then
            echo "Zone '$zone' failed to halt."
        fi
    done
    [ "`zoneadm list`" != "global" ] && exit 1   # zones still running
    ;;

*)
    echo "Usage: $0 { start | stop }"
    exit 1
    ;;
esac
exit 0