1 #!/bin/ksh93 -p
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
27 #
28 # mkbootmedia - create bootable Solaris ISO image
29 #
30
31 readonly PROG=$0
32 MKISOFS=/usr/bin/mkisofs
33 ELTORITO=boot/grub/stage2_eltorito # relative to $MEDIA_ROOT
34 SPARCBOOT=boot/hsfs.bootblock
35 CAT=/usr/bin/cat
36 CP=/usr/bin/cp
37 RM=/usr/bin/rm
38 UNAME=/usr/bin/uname
39 MACH=`$UNAME -p`
40 BOOTBLOCK=
41 GREP=/usr/bin/grep
42
43 # for gettext
44 TEXTDOMAIN=SUNW_OST_OSCMD
45 export TEXTDOMAIN
46
47
48 function usage
49 {
50 gettext "Usage:\n${PROG##*/} [-v] [-l <label>] <media-root> <iso>\n"
51 gettext "Options:\n -l <label>\n Label/volume name of the ISO image.\n"
52 gettext " -v\n Verbose. Multiple -v options increase verbosity.\n"
53 echo;
54 }
55
56
57 #
58 # Main
59 #
60 LABEL=
61 VERBOSITY=0
62
63 while getopts ':l:v' opt
64 do
65 case $opt in
66 l) LABEL=$OPTARG
67 ;;
68 v) (( VERBOSITY += 1 ))
69 ;;
70 :) gettext "Option -$OPTARG missing argument.\n"
71 usage
72 exit 1
73 ;;
74 *) gettext "Option -$OPTARG invalid.\n"
75 usage
76 exit 2
77 ;;
78 esac
79 done
80 shift 'OPTIND - 1'
81
82 if (( $# != 2 ))
83 then
84 usage
85 exit 1
86 fi
87
88 MEDIA_ROOT=$1
89 ISOIMAGE=$2
90
91 if [ ! -z `echo $ISOIMAGE | $GREP "^/tmp"` ]; then
92 gettext "ISO images will not be created on /tmp.\nPlease choose a different output location.\n"
93 exit 3
94 fi
95
96 # Verify $MEDIA_ROOT is a Solaris install media (Solaris 10 Update 1 or later)
97 if [[ ! -d $(echo "$MEDIA_ROOT"/Solaris*/Tools/Boot) ]]; then
98 gettext "$MEDIA_ROOT is not Solaris install media.\n"
99 exit 1
100 fi
101
102 # If no label specified use the Solaris_* version under $MEDIA_ROOT
103 if [[ -z "$LABEL" ]]; then
104 LABEL=$(echo "$MEDIA_ROOT"/Solaris*)
105 LABEL=${LABEL##*/}
106 fi
107
108 # If $ISOIMAGE exists, verify it's writable.
109 if [[ -e "$ISOIMAGE" && ! -w "$ISOIMAGE" ]]; then
110 gettext "$ISOIMAGE exists but is not writable.\n"
111 exit 1
112 fi
113
114 # If we're on an x86/x64 system, we need to have the El Torito file
115 # modified with some boot information (-boot-info-table option).
116 # If the image isn't writable, we can't continue
117 # UltraSPARC systems (sun4u, sun4v etc) don't use El Torito
118 if [[ "$MACH" = "i386" && ! -w "$MEDIA_ROOT/$ELTORITO" ]]; then
119 gettext "$MEDIA_ROOT/$ELTORITO is not writable.\n"
120 exit 1
121 fi
122
123 # Check that we've got mkisofs installed
124 if [[ ! -f "$MKISOFS" || ! -x "$MKISOFS" ]]; then
125 gettext "Cannot find $f\n"
126 exit 1
127 fi
128
129
130 # Determine mkisofs' verbose flag depending on $VERBOSITY.
131 case $VERBOSITY in
132 0) VERBOSE_FLAG=-quiet
133 ;;
134 1) VERBOSE_FLAG= # mkisofs' default verboseness
135 ;;
136 *) VERBOSE_FLAG=
137 i=$VERBOSITY
138 while ((i > 0))
139 do
140 VERBOSE_FLAG="-v $VERBOSE_FLAG"
141 (( i -= 1 ))
142 done
143 ;;
144 esac
145
146 # Since mkisofs below will modify the file $ELTORITO in-place, save a copy
147 # of it first. Use trap to restore it when this script exits (including
148 # when user hits control-C).
149
150 if [[ "$MACH" = "i386" ]]
151 then
152 BOOTBLOCK=$MEDIA_ROOT/$ELTORITO
153 ELTORITO_SAVE=/tmp/${ELTORITO##*/}.$$
154 $CP "$MEDIA_ROOT/$ELTORITO" "$ELTORITO_SAVE" || exit 1
155 trap '"$CP" "$ELTORITO_SAVE" "$MEDIA_ROOT/$ELTORITO" 2>/dev/null;
156 "$RM" -f "$ELTORITO_SAVE"' EXIT
157 else
158 # sun4u/sun4u1/sun4v et al
159 BOOTBLOCK=$MEDIA_ROOT/$SPARCBOOT
160 SPARCBOOT_SAVE=/tmp/hsfs.bootblock.$$
161 $CP "$MEDIA_ROOT/$SPARCBOOT" "$SPARCBOOT_SAVE" || exit 1
162 trap '"$CP" "$MEDIA_ROOT/$SPARCBOOT" "$SPARCBOOT_SAVE" 2>/dev/null;
163 "$RM" -f $SPARCBOOT_SAVE"' EXIT
164 fi
165
166 # Call mkisofs to do the actual work.
167 # Note: the "-log-file >(cat -u >&2)" and "2>/dev/null" below is a trick
168 # to filter out mkisofs's warning message about being non-conforming
169 # to ISO-9660.
170 # We do some funky architecture-specific stuff here so that we can
171 # actually create a bootable media image for UltraSPARC systems
172
173 sparc_ISOARGS="-G $BOOTBLOCK -B ... -joliet-long -R -U"
174 i386_ISOARGS="-b boot/grub/stage2_eltorito -boot-info-table "
175 i386_ISOARGS="$i386_ISOARGS -boot-load-size 4 -c .catalog -d -N "
176 i386_ISOARGS="$i386_ISOARGS -no-emul-boot -r -relaxed-filenames"
177 if [[ "$MACH" = "i386" ]]
178 then
179 ISOARGS=$i386_ISOARGS
180 else
181 ISOARGS=$sparc_ISOARGS
182 fi
183
184 $MKISOFS -o "$ISOIMAGE" \
185 -allow-leading-dots \
186 $ISOARGS \
187 -l -ldots \
188 -R -J \
189 -V "$ISOLABEL" \
190 $VERBOSE_FLAG \
191 -log-file >($CAT -u >&2) \
192 "$MEDIA_ROOT" 2>/dev/null