1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
|
#!/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 2007 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#ident "%Z%%M% %I% %E% SMI"
. /lib/svc/share/fs_include.sh
. /lib/svc/share/net_include.sh
# Make sure that the essential libraries can be found.
LD_LIBRARY_PATH=/lib; export LD_LIBRARY_PATH
STMSBOOTUTIL=/lib/mpxio/stmsboot_util
SAVEDIR=/etc/mpxio
RECOVERFILE=$SAVEDIR/recover_instructions
DEVFSADM=/usr/sbin/devfsadm
METADEVADM=/usr/sbin/metadevadm
usrmounted=0
MACH=`/usr/bin/uname -p`
EGREP=/usr/bin/egrep
SED=/usr/bin/sed
# map $special and $fsckdev
mpxio_mapdev()
{
new_special=`$STMSBOOTUTIL -m $special`
if [ $? -eq 0 ]; then
special=$new_special
fi
new_fsckdev=`$STMSBOOTUTIL -m $fsckdev`
if [ $? -eq 0 ]; then
fsckdev=$new_fsckdev
fi
}
mpxio_error()
{
cecho "\nERROR: stmsboot: $1"
#
# display recovery instructions - the first call logs to the service
# log and the second call displays on the console.
#
shcat $RECOVERFILE
shcat $RECOVERFILE >/dev/msglog 2>&1
cecho "These instructions were also logged to the file $RECOVERFILE\n"
}
#
# root ("/") is already mounted read only by the kernel.
# Remount the root read-write.
#
mpxio_mount_root()
{
exec < $vfstab; readvfstab /
mpxio_mapdev
checkopt "llock" $mntopts
mntopts='remount'
[ -n "$otherops" ] && mntopts="${mntopts},${otherops}"
/sbin/mount -m -F $fstype -o $mntopts $special $mountp \
>/dev/msglog 2>&1
}
#
# mount /usr read only
#
mpxio_mount_usr()
{
exec < $vfstab; readvfstab "/usr"
ret_val=0
if [ -n "$mountp" ]; then
mpxio_mapdev
if [ "$fstype" = cachefs ]; then
# Mount read-only without the cache.
case "$mntopts" in
*backfstype=nfs*)
cfsbacktype=nfs
;;
*backfstype=hsfs*)
cfsbacktype=hsfs
;;
*)
cecho 'stmsboot: invalid vfstab entry for /usr'
cfsbacktype=nfs
;;
esac
# see the comment below for /dev/null
/sbin/mount -m -F $cfsbacktype -o ro $special $mountp \
>/dev/null 2>&1
ret_val=$?
else
#
# Must use -o largefiles here to ensure the read-only
# mount does not fail as a result of having a large
# file present on /usr.
#
if [ "x$mntopts" = x- ]; then
mntopts='ro,largefiles'
else
checkopt largefiles $mntopts
if [ "x$option" != xlargefiles ]; then
mntopts="largefiles,$mntopts"
fi
checkopt ro $mntopts
if [ "x$option" != xro ]; then
mntopts="ro,$mntopts"
fi
#
# Requesting logging on a read-only mount
# causes errors to be displayed, so remove
# "logging" from the list of options.
#
checkopt logging $mntopts
if [ "x$option" = xlogging ]; then
mntopts="$otherops"
fi
fi
#
# In case of a manual restart of the service, mount
# will emit messages if /usr is already mounted.
# So redirect the output to /dev/null.
#
/sbin/mount -m -F $fstype -o $mntopts $special /usr \
>/dev/null 2>&1
ret_val=$?
fi
if [ $ret_val -eq 0 ]; then
usrmounted=1
fi
fi
return $ret_val
}
# update system dump configuration
update_dumpconf()
{
#
# Disable device-in-use checking (done in libdiskmgt).
# Without disabling this check, the configuration of dump device
# would fail as the device-in-use code incorrectly concludes that
# the device is in use and hence prevents configuration of the dump
# device.
#
NOINUSE_CHECK=1
export NOINUSE_CHECK
set -- `dumpadm -u 2>&1 | $EGREP 'cannot use /dev.* as dump device'`
if [ "x$4" != x ]; then
newname=`$STMSBOOTUTIL -M $4`
if [ $? -eq 0 ]; then
if /usr/sbin/dumpadm -d $newname > /dev/msglog 2> /dev/console; then
cecho "stmsboot: dump configuration has been \
updated."
else
mpxio_error "failed to configure $newname as \
the dump device.\nold dump device name: $4"
return 1
fi
fi
fi
return 0
}
# Update bootpath for x86 here when we are enabling mpxio on root
update_bootpath()
{
cur_bootpath=`/usr/sbin/eeprom bootpath | $SED 's/bootpath=[ ]*//g' | $SED 's/[ ].*//'`
# only take care of phci-based path here
PHCIOPT=`$STMSBOOTUTIL -D mpt -n`
echo $cur_bootpath | $EGREP -s "/fp@.*/disk|$PHCIOPT"
if [ $? -eq 0 ]; then
new_bootpath=`$STMSBOOTUTIL -m /devices$cur_bootpath`
if [ $? -eq 0 -a "x$new_bootpath" != "x" ]; then
# stmsboot_util -m phci-based path got mapped path back means
# mpxio is enabled on bootpath
new_bootpath=`echo $new_bootpath|$SED "s/.*\/devices//"`
/usr/sbin/eeprom bootpath=$new_bootpath
cecho "stmsboot: bootpath has been updated"
/sbin/bootadm update-archive
fi
fi
}
#
# do the actual work
#
mpxio_main()
{
#
# NOTE: If the first attempt to run the service has failed due to an
# expected error, users should be able to manually rerun the service.
#
# First mount /usr read only. This must be done to run
# utilities such as fsck and devfsadm.
# In the case of a manual rerun of the service, mounting of /usr here
# fails if /usr already happens to be mounted. It is better that we
# do not mount /usr if already mounted, but there seems to be no
# apparent way to check whether /usr is mounted or not as we mount
# /usr without making an entry into /etc/mnttab. So instead of
# explicitly checking for mount failures, we just do a sanity check
# by looking for some file (in this case devfsadm) in /usr.
#
mpxio_mount_usr
if [ ! -s $DEVFSADM ]; then
mpxio_error "failed to mount the /usr filesystem."
return
fi
if mpxio_mount_root; then
# create /dev links
cecho "stmsboot: configuring devices"
$DEVFSADM
# update /etc/vfstab to reflect device name changes
if $STMSBOOTUTIL -u >/dev/msglog 2>&1; then
if update_dumpconf; then
# update svm configuration to reflect new names
if [ -s /kernel/drv/md.conf ] && \
[ -x $METADEVADM ]; then
$METADEVADM -r >/dev/msglog 2>&1
fi
fi
if [ "x$MACH" = "xi386" ]; then
# only update bootpath here for x86
update_bootpath
fi
else
mpxio_error "failed to update /etc/vfstab."
fi
/usr/sbin/svcadm disable system/device/mpxio-upgrade
/usr/sbin/reboot
else
mpxio_error "failed to mount the root filesystem."
if [ $usrmounted -eq 1 ]; then
/sbin/umount /usr
fi
fi
}
mpxio_main
|
