xref: /titanic_41/usr/src/cmd/zoneadm/svc-zones (revision 02d09e03eb27f3a2dc299de704e45dae5173f43f)
1#!/sbin/sh
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
6# Common Development and Distribution License (the "License").
7# You may not use this file except in compliance with the License.
8#
9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10# or http://www.opensolaris.org/os/licensing.
11# See the License for the specific language governing permissions
12# and limitations under the License.
13#
14# When distributing Covered Code, include this CDDL HEADER in each
15# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16# If applicable, add the following below this CDDL HEADER, with the
17# fields enclosed by brackets "[]" replaced with your own identifying
18# information: Portions Copyright [yyyy] [name of copyright owner]
19#
20# CDDL HEADER END
21#
22#
23# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
24# Use is subject to license terms.
25
26. /lib/svc/share/smf_include.sh
27
28#
29# Return a list of running, non-global zones for which a shutdown via
30# "/sbin/init 0" may work (typically only Solaris zones.)
31#
32# At present, this means any running "lx" zones don't qualify.
33#
34shutdown_zones()
35{
36	zoneadm list -p | nawk -F: '{
37		if (($5 != "lx") && ($2 != "global")) {
38			print $2
39		}
40	}'
41}
42
43[ ! -x /usr/sbin/zoneadm ] && exit 0	# SUNWzoneu not installed
44
45if [ -z "$SMF_FMRI" ]; then
46	echo "this script can only be invoked by smf(5)"
47	exit $SMF_EXIT_ERR_NOSMF
48fi
49
50# Make sure working directory is / to prevent unmounting problems.
51cd /
52PATH=/usr/sbin:/usr/bin; export PATH
53
54case "$1" in
55'start')
56	egrep -vs '^#|^global:' /etc/zones/index || exit 0  # no local zones
57
58	#
59	# Boot the installed zones for which the "autoboot" zone property is
60	# set and invoke the sysboot hook for all other installed zones.
61	#
62	ZONES=""
63	for zone in `zoneadm list -pi | nawk -F: '{
64			if ($3 == "installed") {
65				print $2
66			}
67		}'`; do
68		zonecfg -z $zone info autoboot | grep "true" >/dev/null 2>&1
69		if [ $? -eq 0 ]; then
70			[ -z "$ZONES" ] && echo "Booting zones:\c"
71			ZONES=yes
72			echo " $zone\c"
73			#
74			# zoneadmd puts itself into its own contract so
75			# this service will lose sight of it.  We don't
76			# support restart so it is OK for zoneadmd to
77			# to be in an orphaned contract.
78			#
79			zoneadm -z $zone boot &
80		else
81			zoneadm -z $zone sysboot &
82		fi
83	done
84
85	#
86	# Wait for all zoneadm processes to finish before allowing the
87	# start method to exit.
88	#
89	wait
90	[ -n "$ZONES" ] && echo .
91	;;
92
93'stop')
94	egrep -vs '^#|^global:' /etc/zones/index || exit 0  # no local zones
95	[ "`zoneadm list`" = "global" ] && exit 0   # no zones running
96
97	SVC_TIMEOUT=`svcprop -p stop/timeout_seconds $SMF_FMRI`
98
99	#
100	# First, try shutting down any running zones for which an "init 0" may
101	# work.
102	#
103	MAXSHUT=`expr 3 \* $SVC_TIMEOUT \/ 4` # 3/4 of time to zone shutdown
104	MAXHALT=`expr $SVC_TIMEOUT \/ 4`      # rest of time goes to halt
105
106	zonelist=`shutdown_zones`
107
108	if [ -n "$zonelist" ]; then
109		SHUTDOWN=0
110		echo "Shutting down running zones (for up to $MAXSHUT" \
111		    "seconds):\c"
112
113		for zone in $zonelist; do
114			echo " $zone\c"
115			zlogin -S $zone /sbin/init 0 < /dev/null >&0 2>&0 &
116			SHUTDOWN=1
117		done
118
119		[ $SHUTDOWN -eq 1 ] && echo "."
120
121		# Allow time for zones to shutdown cleanly
122
123		while [ $MAXSHUT -gt 0 -a "`shutdown_zones`" != "" ]; do
124			MAXSHUT=`expr $MAXSHUT - 1`
125			sleep 1	# wait a bit longer
126		done
127	fi
128
129	#
130	# Second, try halting any non-global zones still running
131	#
132	WAITPIDS=""
133	for zone in `zoneadm list`; do
134		if [ "$zone" != "global" ]; then
135			[ -z "$WAITPIDS" ] &&
136			    echo "Zones failed to shutdown; trying to halt " \
137			    "(for up to $MAXHALT seconds):\c"
138			echo " $zone\c"
139			zoneadm -z $zone halt &
140			WAITPIDS="$WAITPIDS $!"
141		fi
142	done
143	[ ! -z "$WAITPIDS" ] && echo .
144
145	# Wait for the 'zoneadm halt' commands to complete.  We will let this
146	# run forever, since the restart daemon will eventually kill us off
147	# anyway if the halts do not complete after a certain period of time.
148	wait $WAITPIDS
149
150	# If the halts complete but a zone is still not shutdown, it might
151	# be in a state like 'shutting_down' or 'down'.  So we give it some
152	# time to come all the way down.
153
154	while [ $MAXHALT -gt 0 -a "`zoneadm list`" != "global" ]; do
155		MAXHALT=`expr $MAXHALT - 1`
156		sleep 1	# wait a bit longer
157	done
158
159	# If there are any remaining file systems in zones, try to unmount them.
160	umountall -Z
161
162	#
163	# Report on zones which failed to shutdown.
164	#
165	for zone in `zoneadm list`; do
166		if [ "$zone" != "global" ]; then
167			echo "Zone '$zone' failed to halt."
168		fi
169	done
170	[ "`zoneadm list`" != "global" ] && exit 1   # zones still running
171	;;
172
173*)
174	echo "Usage: $0 { start | stop }"
175	exit 1
176	;;
177esac
178exit 0
179