xref: /illumos-gate/usr/src/cmd/zoneadm/svc-zones (revision 8119dad84d6416f13557b0ba8e2aaf9064cbcfd3)
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 (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
24# Copyright 2014 Nexenta Systems, Inc. All rights reserved.
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#
32shutdown_zones()
33{
34	zoneadm list -p | nawk -F: '{
35		if ($2 != "global") {
36			print $2
37		}
38	}'
39}
40
41[ ! -x /usr/sbin/zoneadm ] && exit 0	# SUNWzoneu not installed
42
43if [ -z "$SMF_FMRI" ]; then
44	echo "this script can only be invoked by smf(7)"
45	exit $SMF_EXIT_ERR_NOSMF
46fi
47
48# Make sure working directory is / to prevent unmounting problems.
49cd /
50PATH=/usr/sbin:/usr/bin; export PATH
51
52case "$1" in
53'start')
54	egrep -vs '^#|^global:' /etc/zones/index || exit 0  # no local zones
55
56	#
57	# Boot the installed zones for which the "autoboot" zone property is
58	# set and invoke the sysboot hook for all other installed zones.
59	#
60	ZONES=""
61	for zone in `zoneadm list -pi | nawk -F: '{
62			if ($3 == "installed") {
63				print $2
64			}
65		}'`; do
66		zonecfg -z $zone info autoboot | grep "true" >/dev/null 2>&1
67		if [ $? -eq 0 ]; then
68			[ -z "$ZONES" ] && echo "Booting zones:\c"
69			ZONES=yes
70			echo " $zone\c"
71			#
72			# zoneadmd puts itself into its own contract so
73			# this service will lose sight of it.  We don't
74			# support restart so it is OK for zoneadmd to
75			# to be in an orphaned contract.
76			#
77			zoneadm -z $zone boot &
78		else
79			zoneadm -z $zone sysboot &
80		fi
81	done
82
83	#
84	# Wait for all zoneadm processes to finish before allowing the
85	# start method to exit.
86	#
87	wait
88	[ -n "$ZONES" ] && echo .
89	;;
90
91'stop')
92	egrep -vs '^#|^global:' /etc/zones/index || exit 0  # no local zones
93	[ "`zoneadm list`" = "global" ] && exit 0   # no zones running
94
95	SVC_TIMEOUT=`svcprop -p stop/timeout_seconds $SMF_FMRI`
96
97	#
98	# First, try shutting down any running zones for which an "init 0" may
99	# work.
100	#
101	MAXSHUT=`expr 3 \* $SVC_TIMEOUT \/ 4` # 3/4 of time to zone shutdown
102	MAXHALT=`expr $SVC_TIMEOUT \/ 4`      # rest of time goes to halt
103
104	zonelist=`shutdown_zones`
105
106	if [ -n "$zonelist" ]; then
107		SHUTDOWN=0
108		echo "Shutting down running zones (for up to $MAXSHUT" \
109		    "seconds):\c"
110
111		for zone in $zonelist; do
112			echo " $zone\c"
113			zoneadm -z $zone shutdown &
114			SHUTDOWN=1
115		done
116
117		[ $SHUTDOWN -eq 1 ] && echo "."
118
119		# Allow time for zones to shutdown cleanly
120
121		while [ $MAXSHUT -gt 0 -a "`shutdown_zones`" != "" ]; do
122			MAXSHUT=`expr $MAXSHUT - 1`
123			sleep 1	# wait a bit longer
124		done
125	fi
126
127	#
128	# Second, try halting any non-global zones still running
129	#
130	WAITPIDS=""
131	for zone in `zoneadm list`; do
132		if [ "$zone" != "global" ]; then
133			[ -z "$WAITPIDS" ] &&
134			    echo "Zones failed to shutdown; trying to halt " \
135			    "(for up to $MAXHALT seconds):\c"
136			echo " $zone\c"
137			zoneadm -z $zone halt &
138			WAITPIDS="$WAITPIDS $!"
139		fi
140	done
141	[ ! -z "$WAITPIDS" ] && echo .
142
143	# Wait for the 'zoneadm halt' commands to complete.  We will let this
144	# run forever, since the restart daemon will eventually kill us off
145	# anyway if the halts do not complete after a certain period of time.
146	wait $WAITPIDS
147
148	# If the halts complete but a zone is still not shutdown, it might
149	# be in a state like 'shutting_down' or 'down'.  So we give it some
150	# time to come all the way down.
151
152	while [ $MAXHALT -gt 0 -a "`zoneadm list`" != "global" ]; do
153		MAXHALT=`expr $MAXHALT - 1`
154		sleep 1	# wait a bit longer
155	done
156
157	# If there are any remaining file systems in zones, try to unmount them.
158	umountall -Z
159
160	#
161	# Report on zones which failed to shutdown.
162	#
163	for zone in `zoneadm list`; do
164		if [ "$zone" != "global" ]; then
165			echo "Zone '$zone' failed to halt."
166		fi
167	done
168	[ "`zoneadm list`" != "global" ] && exit 1   # zones still running
169	;;
170
171*)
172	echo "Usage: $0 { start | stop }"
173	exit 1
174	;;
175esac
176exit 0
177