xref: /titanic_41/usr/src/cmd/svc/milestone/net-physical (revision 49d3bc91e27cd871b950d56c01398fa2f2e12ab4)
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) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
24#
25# Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T.
26# All rights reserved.
27#
28
29. /lib/svc/share/smf_include.sh
30. /lib/svc/share/net_include.sh
31
32#
33# In a shared-IP zone we need this service to be up, but all of the work
34# it tries to do is irrelevant (and will actually lead to the service
35# failing if we try to do it), so just bail out.
36# In the global zone and exclusive-IP zones we proceed.
37#
38smf_configure_ip || exit $SMF_EXIT_OK
39
40
41# Make sure that the libraries essential to this stage of booting can be found.
42LD_LIBRARY_PATH=/lib; export LD_LIBRARY_PATH
43
44smf_netstrategy
45
46if smf_is_globalzone; then
47	net_reconfigure || exit $SMF_EXIT_ERR_CONFIG
48
49	# Update PVID on interfaces configured with VLAN 1
50	update_pvid
51
52	#
53	# Upgrade handling. The upgrade file consists of a series of dladm(1M)
54	# commands. Note that after we are done, we cannot rename the upgrade
55	# script file as the file system is still read-only at this point.
56	# Defer this to the manifest-import service.
57	#
58	upgrade_script=/var/svc/profile/upgrade_datalink
59	if [ -f "${upgrade_script}" ]; then
60		. "${upgrade_script}"
61	fi
62
63	#
64	# Upgrade handling for ibd:
65	# After we are done with the upgrade handling, we can not set the
66	# ibd/ibd_upgraded property to "true" as the file system is
67	# read-only at this point. It will be done later by ibd-post-upgrade
68	# service.
69	#
70	ibd_upgraded=`/bin/svcprop -c -p ibd/ibd_upgraded \
71	    $SMF_FMRI 2> /dev/null`
72	if [ "$ibd_upgraded" != "true" ]; then
73		/sbin/ibd_upgrade -v
74	fi
75
76	#
77	# Bring up simnets, link aggregations and initialize security objects.
78	# Note that link property initialization is deferred until after
79	# IP interfaces are plumbed to ensure that the links will not
80	# be unloaded (and the property settings lost). We should bring
81	# up simnets prior to VLANs/Aggrs to enable creation of VLANs/Aggrs
82	# over simnets.
83	#
84	/sbin/dladm up-simnet
85	/sbin/dladm up-aggr
86	/sbin/dladm up-vlan
87	/sbin/dladm up-part
88	/sbin/dladm init-secobj
89	#
90	# Bring up VNICs
91	#
92	/sbin/dladm up-vnic
93	#
94	# Create flows via flowadm.
95	#
96	/sbin/flowadm init-flow
97fi
98
99#
100# If the system was net booted by DHCP, hand DHCP management off to the
101# DHCP agent (ifconfig communicates to the DHCP agent through the
102# loopback interface).
103#
104if [ -n "$_INIT_NET_IF" -a "$_INIT_NET_STRATEGY" = "dhcp" ]; then
105	/sbin/dhcpagent -a
106fi
107
108#
109# The network initialization is done early to support diskless and
110# dataless configurations.  For IPv4 interfaces that were configured by
111# the kernel (e.g.  those on diskless machines) and not configured by
112# DHCP, reset the netmask using the local "/etc/netmasks" file if one
113# exists, and then reset the broadcast address based on the netmask.
114#
115/sbin/ifconfig -auD4 netmask + broadcast +
116
117is_iptun ()
118{
119	intf=$1
120	# Is this a persistent IP tunnel link?
121	/sbin/dladm show-iptun -P $intf > /dev/null 2>&1
122	if [ $? -eq 0 ]; then
123		return 0
124	fi
125	# Is this an implicit IP tunnel (i.e., ip.tun0)
126	ORIGIFS="$IFS"
127	IFS="$IFS."
128	set -- $intf
129	IFS="$ORIGIFS"
130	if [ $# -eq 2 -a \( "$1" = "ip" -o "$1" = "ip6" \) ]; then
131		#
132		# It looks like one, but another type of link might be
133		# using a name that looks like an implicit IP tunnel.
134		# If dladm show-link -P finds it, then it's not an IP
135		# tunnel.
136		#
137		/sbin/dladm show-link -Pp $intf > /dev/null 2>&1
138		if [ $? -eq 0 ]; then
139			return 1
140		else
141			return 0
142		fi
143	fi
144	return 1
145}
146
147#
148# All the IPv4 and IPv6 interfaces are plumbed before doing any
149# interface configuration.  This prevents errors from plumb failures
150# getting mixed in with the configured interface lists that the script
151# outputs.
152#
153
154#
155# First deal with /etc/hostname
156#
157# Get the list of IPv4 interfaces to configure by breaking
158# /etc/hostname.* into separate args by using "." as a shell separator
159# character.
160#
161interface_names="`echo /etc/hostname.*[0-9] 2>/dev/null`"
162if [ "$interface_names" != "/etc/hostname.*[0-9]" ]; then
163	ORIGIFS="$IFS"
164	IFS="$IFS."
165	set -- $interface_names
166	IFS="$ORIGIFS"
167	while [ $# -ge 2 ]; do
168		shift
169		intf_name=$1
170		while [ $# -gt 1 -a "$2" != "/etc/hostname" ]; do
171			intf_name="$intf_name.$2"
172			shift
173		done
174		shift
175
176		# skip IP tunnel interfaces plumbed by net-iptun.
177		if is_iptun $intf_name; then
178			continue
179		fi
180
181	        read one rest < /etc/hostname.$intf_name
182		if [ "$one" = ipmp ]; then
183			ipmp_list="$ipmp_list $intf_name"
184		else
185			inet_list="$inet_list $intf_name"
186		fi
187	done
188fi
189
190#
191# Get the list of IPv6 interfaces to configure by breaking
192# /etc/hostname6.* into separate args by using "." as a shell separator
193# character.
194#
195interface_names="`echo /etc/hostname6.*[0-9] 2>/dev/null`"
196if [ "$interface_names" != "/etc/hostname6.*[0-9]" ]; then
197	ORIGIFS="$IFS"
198	IFS="$IFS."
199	set -- $interface_names
200	IFS="$ORIGIFS"
201	while [ $# -ge 2 ]; do
202		shift
203		intf_name=$1
204		while [ $# -gt 1 -a "$2" != "/etc/hostname6" ]; do
205			intf_name="$intf_name.$2"
206			shift
207		done
208		shift
209
210		# skip IP tunnel interfaces plumbed by net-iptun.
211		if is_iptun $intf_name; then
212			continue
213		fi
214
215	        read one rest < /etc/hostname6.$intf_name
216		if [ "$one" = ipmp ]; then
217			ipmp6_list="$ipmp6_list $intf_name"
218		else
219			inet6_list="$inet6_list $intf_name"
220		fi
221	done
222fi
223
224#
225# Create all of the IPv4 IPMP interfaces.
226#
227if [ -n "$ipmp_list" ]; then
228	set -- $ipmp_list
229	while [ $# -gt 0 ]; do
230	    	if /sbin/ifconfig $1 ipmp; then
231			ipmp_created="$ipmp_created $1"
232		else
233			ipmp_failed="$ipmp_failed $1"
234		fi
235		shift
236	done
237	[ -n "$ipmp_failed" ] && warn_failed_ifs "create IPv4 IPMP" \
238	    "$ipmp_failed"
239fi
240
241#
242# Step through the IPv4 interface list and try to plumb every interface.
243# Generate list of plumbed and failed IPv4 interfaces.
244#
245if [ -n "$inet_list" ]; then
246	set -- $inet_list
247	while [ $# -gt 0 ]; do
248		/sbin/ifconfig $1 plumb
249		if /sbin/ifconfig $1 inet >/dev/null 2>&1; then
250			inet_plumbed="$inet_plumbed $1"
251		else
252			inet_failed="$inet_failed $1"
253		fi
254		shift
255	done
256	[ -n "$inet_failed" ] && warn_failed_ifs "plumb IPv4" "$inet_failed"
257fi
258
259# Run autoconf to connect to a WLAN if the interface is a wireless one
260if [ -x /sbin/wificonfig -a -n "$inet_plumbed" ]; then
261	set -- $inet_plumbed
262	while [ $# -gt 0 ]; do
263			if [ -r /dev/wifi/$1 ]; then
264				/sbin/wificonfig -i $1 startconf >/dev/null
265			fi
266		shift
267	done
268fi
269
270#
271# Step through the IPv6 interface list and plumb every interface.
272# Generate list of plumbed and failed IPv6 interfaces.  Each plumbed
273# interface will be brought up later, after processing any contents of
274# the /etc/hostname6.* file.
275#
276if [ -n "$inet6_list" ]; then
277	set -- $inet6_list
278	while [ $# -gt 0 ]; do
279		/sbin/ifconfig $1 inet6 plumb
280		if /sbin/ifconfig $1 inet6 >/dev/null 2>&1; then
281			inet6_plumbed="$inet6_plumbed $1"
282		else
283			inet6_failed="$inet6_failed $1"
284		fi
285		shift
286	done
287	[ -n "$inet6_failed" ] && warn_failed_ifs "plumb IPv6" "$inet6_failed"
288fi
289
290#
291# Create all of the IPv6 IPMP interfaces.
292#
293if [ -n "$ipmp6_list" ]; then
294	set -- $ipmp6_list
295	while [ $# -gt 0 ]; do
296	    	if /sbin/ifconfig $1 inet6 ipmp; then
297			ipmp6_created="$ipmp6_created $1"
298		else
299			ipmp6_failed="$ipmp6_failed $1"
300 		fi
301		shift
302	done
303	[ -n "$ipmp6_failed" ] && warn_failed_ifs "create IPv6 IPMP" \
304	    "$ipmp6_failed"
305fi
306
307#
308# Finally configure interfaces set up with ipadm. Any /etc/hostname*.intf
309# files take precedence over ipadm defined configurations except when
310# we are in a non-global zone and Layer-3 protection of IP addresses is
311# enforced on the interface by the global zone.
312#
313for showif_output in `/sbin/ipadm show-if -p -o ifname,state,current`; do
314	intf=`echo $showif_output | /usr/bin/cut -f1 -d:`
315	state=`echo $showif_output | /usr/bin/cut -f2 -d:`
316	current=`echo $showif_output | /usr/bin/cut -f3 -d:`
317	if  [[ "$state" != "disabled" && $current != *Z* ]]; then
318		#
319		# skip if not a persistent interface, or if it should get IP
320		# configuration from the global zone ('Z' flag is set)
321		#
322		continue;
323	elif is_iptun $intf; then
324		# skip IP tunnel interfaces plumbed by net-iptun
325		continue;
326	elif [ -f /etc/hostname.$intf ] || [ -f /etc/hostname6.$intf ]; then
327		if [[ $current != *Z* ]]; then
328			echo "found /etc/hostname.$intf "\
329			    "or /etc/hostname6.$intf, "\
330			    "ignoring ipadm configuration" > /dev/msglog
331			continue;
332		else
333			echo "Ignoring /etc/hostname*.$intf" > /dev/msglog
334			/sbin/ifconfig $intf unplumb > /dev/null 2>&1
335			/sbin/ifconfig $intf inet6 unplumb > /dev/null 2>&1
336		fi
337	fi
338
339	# Enable the interface managed by ipadm
340	/sbin/ipadm enable-if -t $intf
341done
342
343#
344# Process the /etc/hostname[6].* files for IPMP interfaces.  Processing these
345# before non-IPMP interfaces avoids accidental implicit IPMP group creation.
346#
347[ -n "$ipmp_created" ] && if_configure inet "IPMP" $ipmp_created
348[ -n "$ipmp6_created" ] && if_configure inet6 "IPMP" $ipmp6_created
349
350#
351# Process the /etc/hostname[6].* files for non-IPMP interfaces.
352#
353[ -n "$inet_plumbed" ] && if_configure inet "" $inet_plumbed
354[ -n "$inet6_plumbed" ] && if_configure inet6 "" $inet6_plumbed
355
356#
357# For the IPv4 and IPv6 interfaces that failed to plumb, find (or create)
358# IPMP meta-interfaces to host their data addresses.
359#
360[ -n "$inet_failed" ] && move_addresses inet
361[ -n "$inet6_failed" ] && move_addresses inet6
362
363# Run DHCP if requested. Skip boot-configured interface.
364interface_names="`echo /etc/dhcp.*[0-9] 2>/dev/null`"
365if [ "$interface_names" != '/etc/dhcp.*[0-9]' ]; then
366	#
367	# First find the primary interface. Default to the first
368	# interface if not specified. First primary interface found
369	# "wins". Use care not to "reconfigure" a net-booted interface
370	# configured using DHCP. Run through the list of interfaces
371	# again, this time trying DHCP.
372	#
373	i4d_fail=
374	firstif=
375	primary=
376	ORIGIFS="$IFS"
377	IFS="${IFS}."
378	set -- $interface_names
379
380	while [ $# -ge 2 ]; do
381		shift
382		[ -z "$firstif" ] && firstif=$1
383
384		for i in `shcat /etc/dhcp\.$1`; do
385			if [ "$i" = primary ]; then
386				primary=$1
387				break
388			fi
389		done
390
391		[ -n "$primary" ] && break
392		shift
393	done
394
395	[ -z "$primary" ] && primary="$firstif"
396	cmdline=`shcat /etc/dhcp\.${primary}`
397
398	if [ "$_INIT_NET_IF" != "$primary" ]; then
399		echo "starting DHCP on primary interface $primary"
400		/sbin/ifconfig $primary auto-dhcp primary $cmdline
401		# Exit code 4 means ifconfig timed out waiting for dhcpagent
402		[ $? != 0 ] && [ $? != 4 ] && i4d_fail="$i4d_fail $primary"
403	fi
404
405	set -- $interface_names
406
407	while [ $# -ge 2 ]; do
408		shift
409		cmdline=`shcat /etc/dhcp\.$1`
410		if [ "$1" != "$primary" -a \
411			"$1" != "$_INIT_NET_IF"  ]; then
412			echo "starting DHCP on interface $1"
413			/sbin/ifconfig $1 dhcp start wait 0 $cmdline
414			# Exit code can't be timeout when wait is 0
415			[ $? != 0 ] && i4d_fail="$i4d_fail $1"
416		fi
417		shift
418	done
419	IFS="$ORIGIFS"
420	unset ORIGIFS
421	[ -n "$i4d_fail" ] && warn_failed_ifs "configure IPv4 DHCP" "$i4d_fail"
422fi
423
424# In order to avoid bringing up the interfaces that have
425# intentionally been left down, perform RARP only if the system
426# has no configured hostname in /etc/nodename
427hostname="`shcat /etc/nodename 2>/dev/null`"
428if [ "$_INIT_NET_STRATEGY" = "rarp" -o -z "$hostname" ]; then
429	/sbin/ifconfig -adD4 auto-revarp netmask + broadcast + up
430fi
431
432#
433# If the /etc/defaultrouter file exists, process it now so that the next
434# stage of booting will have access to NFS.
435#
436if [ -f /etc/defaultrouter ]; then
437	while read router rubbish; do
438		case "$router" in
439			'#'* | '') ;;	#  Ignore comments, empty lines
440			*)	/sbin/route -n add default -gateway $router ;;
441		esac
442	done </etc/defaultrouter
443fi
444
445#
446# If we get here and were not asked to plumb any IPv4 interfaces, look
447# for boot properties that direct us.
448#
449# - The "network-interface" property is required and indicates the
450#   interface name.
451# - The "xpv-hcp" property, if present, is used by the hypervisor
452#   tools to indicate how the specified interface should be configured.
453#   Permitted values are "dhcp" and "off", where "off" indicates static
454#   IP configuration.
455#
456# In the case where "xpv-hcp" is set to "dhcp", no further properties
457# are required or examined.
458#
459# In the case where "xpv-hcp" is not present or set to "off", the
460# "host-ip" and "subnet-mask" properties are used to configure
461# the specified interface.  The "router-ip" property, if present,
462# is used to add a default route.
463#
464nic="`/sbin/devprop network-interface`"
465if smf_is_globalzone && [ -z "$inet_list" ] && [ -n "$nic" ]; then
466	hcp="`/sbin/devprop xpv-hcp`"
467	case "$hcp" in
468	"dhcp")
469		/sbin/ifconfig $nic plumb 2>/dev/null
470		[ -n "`/sbin/ifconfig $nic 2>/dev/null`" ] && (
471			# The interface is successfully plumbed, so
472			# modify "inet_list" to force the exit code
473			# checks to work.
474			inet_list=$nic;
475			# Given that this is the only IPv4 interface,
476			# we assert that it is primary.
477			echo "starting DHCP on primary interface $primary";
478			/sbin/ifconfig $nic auto-dhcp primary;
479			# Exit code 4 means ifconfig timed out waiting
480			# for dhcpagent
481			[ $? != 0 ] && [ $? != 4 ] && \
482			    i4d_fail="$i4d_fail $nic";
483		)
484		;;
485
486	"off"|"")
487		/sbin/devprop host-ip subnet-mask router-ip | (
488			read ip;
489			read mask;
490			read router;
491			[ -n "$ip" ] && [ -n "$mask" ] && \
492				/sbin/ifconfig $nic plumb 2>/dev/null
493			[ -n "`/sbin/ifconfig $nic 2>/dev/null`" ] && (
494				# The interface is successfully
495				# plumbed, so modify "inet_list" to
496				# force the exit code checks to work.
497				inet_list=$nic;
498				/sbin/ifconfig $nic  inet $ip \
499				    netmask $mask broadcast + up 2>/dev/null;
500				[ -n "$router" ] && route add \
501				    default $router 2>/dev/null;
502			)
503		)
504		;;
505	esac
506fi
507
508#
509# We tell smf this service is online if any of the following is true:
510# - no interfaces were configured for plumbing and no DHCP failures
511# - any non-loopback IPv4 interfaces are up and have a non-zero address
512# - there are any DHCP interfaces started
513# - any non-loopback IPv6 interfaces are up
514#
515# If we weren't asked to configure any interfaces, exit
516if [ -z "$inet_list" ] && [ -z "$inet6_list" ]; then
517	# Config error if DHCP was attempted without plumbed interfaces
518	[ -n "$i4d_fail" ] && exit $SMF_EXIT_ERR_CONFIG
519	exit $SMF_EXIT_OK
520fi
521
522# Any non-loopback IPv4 interfaces with usable addresses up?
523if [ -n "`/sbin/ifconfig -a4u`" ]; then
524    	/sbin/ifconfig -a4u | while read intf addr rest; do
525		[ $intf = inet ] && [ $addr != 127.0.0.1 ] &&
526		[ $addr != 0.0.0.0 ] && exit $SMF_EXIT_OK
527	done && exit $SMF_EXIT_OK
528fi
529
530# Any DHCP interfaces started?
531[ -n "`/sbin/ifconfig -a4 dhcp status 2>/dev/null`" ] && exit $SMF_EXIT_OK
532
533# Any non-loopback IPv6 interfaces up?
534if [ -n "`/sbin/ifconfig -au6`" ]; then
535	/sbin/ifconfig -au6 | while read intf addr rest; do
536		[ $intf = inet6 ] && [ $addr != ::1/128 ] && exit $SMF_EXIT_OK
537	done && exit $SMF_EXIT_OK
538fi
539
540# This service was supposed to configure something yet didn't.  Exit
541# with config error.
542exit $SMF_EXIT_ERR_CONFIG
543