4#
5#
6# Common functions for virtual machine image build scripts.
7#
8
9export PATH="/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
10trap "cleanup" INT QUIT TRAP ABRT TERM
11
12write_partition_layout() {
13 if [ -z "${NOSWAP}" ]; then
14 SWAPOPT="-p freebsd-swap/swapfs::1G"
15 fi
16
17 _OBJDIR="$(make -C ${WORLDDIR} -V .OBJDIR)"
18 if [ -d "${_OBJDIR%%/usr/src}/${TARGET}.${TARGET_ARCH}" ]; then
19 BOOTFILES="${_OBJDIR%%/usr/src}/${TARGET}.${TARGET_ARCH}/usr/src/sys/boot"
20 else
21 BOOTFILES="${_OBJDIR}/usr/src/sys/boot"
22 fi
23
24 case "${TARGET}:${TARGET_ARCH}" in
25 amd64:amd64 | i386:i386)
26 mkimg -s gpt -b ${BOOTFILES}/i386/pmbr/pmbr \
27 -p freebsd-boot/bootfs:=${BOOTFILES}/i386/gptboot/gptboot \
28 ${SWAPOPT} \
29 -p freebsd-ufs/rootfs:=${VMBASE} \
30 -o ${VMIMAGE}
31 ;;
| 4#
5#
6# Common functions for virtual machine image build scripts.
7#
8
9export PATH="/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
10trap "cleanup" INT QUIT TRAP ABRT TERM
11
12write_partition_layout() {
13 if [ -z "${NOSWAP}" ]; then
14 SWAPOPT="-p freebsd-swap/swapfs::1G"
15 fi
16
17 _OBJDIR="$(make -C ${WORLDDIR} -V .OBJDIR)"
18 if [ -d "${_OBJDIR%%/usr/src}/${TARGET}.${TARGET_ARCH}" ]; then
19 BOOTFILES="${_OBJDIR%%/usr/src}/${TARGET}.${TARGET_ARCH}/usr/src/sys/boot"
20 else
21 BOOTFILES="${_OBJDIR}/usr/src/sys/boot"
22 fi
23
24 case "${TARGET}:${TARGET_ARCH}" in
25 amd64:amd64 | i386:i386)
26 mkimg -s gpt -b ${BOOTFILES}/i386/pmbr/pmbr \
27 -p freebsd-boot/bootfs:=${BOOTFILES}/i386/gptboot/gptboot \
28 ${SWAPOPT} \
29 -p freebsd-ufs/rootfs:=${VMBASE} \
30 -o ${VMIMAGE}
31 ;;
|
32 powerpc:powerpc*)
33 mkimg -s apm \
34 -p apple-boot/bootfs:=${BOOTFILES}/powerpc/boot1.chrp/boot1.hfs \
35 ${SWAPOPT} \
36 -p freebsd-ufs/rootfs:=${VMBASE} \
37 -o ${VMIMAGE}
38 ;;
39 *)
40 # ENOTSUPP
41 return 1
42 ;;
43 esac
44
45 return 0
46}
47
48err() {
49 printf "${@}\n"
50 cleanup
51 return 1
52}
53
54cleanup() {
55 if [ -c "${DESTDIR}/dev/null" ]; then
56 umount_loop ${DESTDIR}/dev 2>/dev/null
57 fi
58 umount_loop ${DESTDIR}
59 if [ ! -z "${mddev}" ]; then
60 mdconfig -d -u ${mddev}
61 fi
62
63 return 0
64}
65
66vm_create_base() {
67 # Creates the UFS root filesystem for the virtual machine disk,
68 # written to the formatted disk image with mkimg(1).
69
70 mkdir -p ${DESTDIR}
71 truncate -s ${VMSIZE} ${VMBASE}
72 mddev=$(mdconfig -f ${VMBASE})
73 newfs /dev/${mddev}
74 mount /dev/${mddev} ${DESTDIR}
75
76 return 0
77}
78
79vm_copy_base() {
80 # Creates a new UFS root filesystem and copies the contents of the
81 # current root filesystem into it. This produces a "clean" disk
82 # image without any remnants of files which were created temporarily
83 # during image-creation and have since been deleted (e.g., downloaded
84 # package archives).
85
86 mkdir -p ${DESTDIR}/old
87 mdold=$(mdconfig -f ${VMBASE})
88 mount /dev/${mdold} ${DESTDIR}/old
89
90 truncate -s ${VMSIZE} ${VMBASE}.tmp
91 mkdir -p ${DESTDIR}/new
92 mdnew=$(mdconfig -f ${VMBASE}.tmp)
93 newfs /dev/${mdnew}
94 mount /dev/${mdnew} ${DESTDIR}/new
95
96 tar -cf- -C ${DESTDIR}/old . | tar -xUf- -C ${DESTDIR}/new
97
98 umount_loop /dev/${mdold}
99 rmdir ${DESTDIR}/old
100 mdconfig -d -u ${mdold}
101
102 umount_loop /dev/${mdnew}
103 rmdir ${DESTDIR}/new
104 tunefs -j enable /dev/${mdnew}
105 mdconfig -d -u ${mdnew}
106 mv ${VMBASE}.tmp ${VMBASE}
107}
108
109vm_install_base() {
110 # Installs the FreeBSD userland/kernel to the virtual machine disk.
111
112 cd ${WORLDDIR} && \
113 make DESTDIR=${DESTDIR} \
114 installworld installkernel distribution || \
115 err "\n\nCannot install the base system to ${DESTDIR}."
116
117 echo '# Custom /etc/fstab for FreeBSD VM images' \
118 > ${DESTDIR}/etc/fstab
119 echo '/dev/gpt/rootfs / ufs rw 1 1' \
120 >> ${DESTDIR}/etc/fstab
121 if [ -z "${NOSWAP}" ]; then
122 echo '/dev/gpt/swapfs none swap sw 0 0' \
123 >> ${DESTDIR}/etc/fstab
124 fi
125
126 mkdir -p ${DESTDIR}/dev
127 mount -t devfs devfs ${DESTDIR}/dev
128 chroot ${DESTDIR} /usr/bin/newaliases
129 chroot ${DESTDIR} /etc/rc.d/ldconfig forcestart
130 umount_loop ${DESTDIR}/dev
131
132 cp /etc/resolv.conf ${DESTDIR}/etc/resolv.conf
133
134 return 0
135}
136
137vm_extra_install_base() {
138 # Prototype. When overridden, runs extra post-installworld commands
139 # as needed, based on the target virtual machine image or cloud
140 # provider image target.
141
142 return 0
143}
144
145vm_extra_enable_services() {
146 if [ ! -z "${VM_RC_LIST}" ]; then
147 for _rcvar in ${VM_RC_LIST}; do
148 echo ${_rcvar}_enable="YES" >> ${DESTDIR}/etc/rc.conf
149 done
150 fi
151
152 return 0
153}
154
155vm_extra_install_packages() {
156 if [ -z "${VM_EXTRA_PACKAGES}" ]; then
157 return 0
158 fi
159 mkdir -p ${DESTDIR}/dev
160 mount -t devfs devfs ${DESTDIR}/dev
161 chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
162 /usr/sbin/pkg bootstrap -y
163 chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
164 /usr/sbin/pkg install -y ${VM_EXTRA_PACKAGES}
165 umount_loop ${DESTDIR}/dev
166
167 return 0
168}
169
170vm_extra_install_ports() {
171 # Prototype. When overridden, installs additional ports within the
172 # virtual machine environment.
173
174 return 0
175}
176
177vm_extra_pre_umount() {
178 # Prototype. When overridden, installs additional ports within the
179 # virtual machine environment.
180
181 rm -f ${DESTDIR}/etc/resolv.conf
182 return 0
183}
184
185vm_extra_pkg_rmcache() {
186 if [ -e ${DESTDIR}/usr/local/sbin/pkg ]; then
187 chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
188 /usr/local/sbin/pkg clean -y -a
189 fi
190
191 return 0
192}
193
194umount_loop() {
195 DIR=$1
196 i=0
197 sync
198 while ! umount ${DIR}; do
199 i=$(( $i + 1 ))
200 if [ $i -ge 10 ]; then
201 # This should never happen. But, it has happened.
202 echo "Cannot umount(8) ${DIR}"
203 echo "Something has gone horribly wrong."
204 return 1
205 fi
206 sleep 1
207 done
208
209 return 0
210}
211
212vm_create_disk() {
213 echo "Creating image... Please wait."
214 echo
215
216 write_partition_layout || return 1
217
218 return 0
219}
220
221vm_extra_create_disk() {
222
223 return 0
224}
225
| 39 powerpc:powerpc*)
40 mkimg -s apm \
41 -p apple-boot/bootfs:=${BOOTFILES}/powerpc/boot1.chrp/boot1.hfs \
42 ${SWAPOPT} \
43 -p freebsd-ufs/rootfs:=${VMBASE} \
44 -o ${VMIMAGE}
45 ;;
46 *)
47 # ENOTSUPP
48 return 1
49 ;;
50 esac
51
52 return 0
53}
54
55err() {
56 printf "${@}\n"
57 cleanup
58 return 1
59}
60
61cleanup() {
62 if [ -c "${DESTDIR}/dev/null" ]; then
63 umount_loop ${DESTDIR}/dev 2>/dev/null
64 fi
65 umount_loop ${DESTDIR}
66 if [ ! -z "${mddev}" ]; then
67 mdconfig -d -u ${mddev}
68 fi
69
70 return 0
71}
72
73vm_create_base() {
74 # Creates the UFS root filesystem for the virtual machine disk,
75 # written to the formatted disk image with mkimg(1).
76
77 mkdir -p ${DESTDIR}
78 truncate -s ${VMSIZE} ${VMBASE}
79 mddev=$(mdconfig -f ${VMBASE})
80 newfs /dev/${mddev}
81 mount /dev/${mddev} ${DESTDIR}
82
83 return 0
84}
85
86vm_copy_base() {
87 # Creates a new UFS root filesystem and copies the contents of the
88 # current root filesystem into it. This produces a "clean" disk
89 # image without any remnants of files which were created temporarily
90 # during image-creation and have since been deleted (e.g., downloaded
91 # package archives).
92
93 mkdir -p ${DESTDIR}/old
94 mdold=$(mdconfig -f ${VMBASE})
95 mount /dev/${mdold} ${DESTDIR}/old
96
97 truncate -s ${VMSIZE} ${VMBASE}.tmp
98 mkdir -p ${DESTDIR}/new
99 mdnew=$(mdconfig -f ${VMBASE}.tmp)
100 newfs /dev/${mdnew}
101 mount /dev/${mdnew} ${DESTDIR}/new
102
103 tar -cf- -C ${DESTDIR}/old . | tar -xUf- -C ${DESTDIR}/new
104
105 umount_loop /dev/${mdold}
106 rmdir ${DESTDIR}/old
107 mdconfig -d -u ${mdold}
108
109 umount_loop /dev/${mdnew}
110 rmdir ${DESTDIR}/new
111 tunefs -j enable /dev/${mdnew}
112 mdconfig -d -u ${mdnew}
113 mv ${VMBASE}.tmp ${VMBASE}
114}
115
116vm_install_base() {
117 # Installs the FreeBSD userland/kernel to the virtual machine disk.
118
119 cd ${WORLDDIR} && \
120 make DESTDIR=${DESTDIR} \
121 installworld installkernel distribution || \
122 err "\n\nCannot install the base system to ${DESTDIR}."
123
124 echo '# Custom /etc/fstab for FreeBSD VM images' \
125 > ${DESTDIR}/etc/fstab
126 echo '/dev/gpt/rootfs / ufs rw 1 1' \
127 >> ${DESTDIR}/etc/fstab
128 if [ -z "${NOSWAP}" ]; then
129 echo '/dev/gpt/swapfs none swap sw 0 0' \
130 >> ${DESTDIR}/etc/fstab
131 fi
132
133 mkdir -p ${DESTDIR}/dev
134 mount -t devfs devfs ${DESTDIR}/dev
135 chroot ${DESTDIR} /usr/bin/newaliases
136 chroot ${DESTDIR} /etc/rc.d/ldconfig forcestart
137 umount_loop ${DESTDIR}/dev
138
139 cp /etc/resolv.conf ${DESTDIR}/etc/resolv.conf
140
141 return 0
142}
143
144vm_extra_install_base() {
145 # Prototype. When overridden, runs extra post-installworld commands
146 # as needed, based on the target virtual machine image or cloud
147 # provider image target.
148
149 return 0
150}
151
152vm_extra_enable_services() {
153 if [ ! -z "${VM_RC_LIST}" ]; then
154 for _rcvar in ${VM_RC_LIST}; do
155 echo ${_rcvar}_enable="YES" >> ${DESTDIR}/etc/rc.conf
156 done
157 fi
158
159 return 0
160}
161
162vm_extra_install_packages() {
163 if [ -z "${VM_EXTRA_PACKAGES}" ]; then
164 return 0
165 fi
166 mkdir -p ${DESTDIR}/dev
167 mount -t devfs devfs ${DESTDIR}/dev
168 chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
169 /usr/sbin/pkg bootstrap -y
170 chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
171 /usr/sbin/pkg install -y ${VM_EXTRA_PACKAGES}
172 umount_loop ${DESTDIR}/dev
173
174 return 0
175}
176
177vm_extra_install_ports() {
178 # Prototype. When overridden, installs additional ports within the
179 # virtual machine environment.
180
181 return 0
182}
183
184vm_extra_pre_umount() {
185 # Prototype. When overridden, installs additional ports within the
186 # virtual machine environment.
187
188 rm -f ${DESTDIR}/etc/resolv.conf
189 return 0
190}
191
192vm_extra_pkg_rmcache() {
193 if [ -e ${DESTDIR}/usr/local/sbin/pkg ]; then
194 chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
195 /usr/local/sbin/pkg clean -y -a
196 fi
197
198 return 0
199}
200
201umount_loop() {
202 DIR=$1
203 i=0
204 sync
205 while ! umount ${DIR}; do
206 i=$(( $i + 1 ))
207 if [ $i -ge 10 ]; then
208 # This should never happen. But, it has happened.
209 echo "Cannot umount(8) ${DIR}"
210 echo "Something has gone horribly wrong."
211 return 1
212 fi
213 sleep 1
214 done
215
216 return 0
217}
218
219vm_create_disk() {
220 echo "Creating image... Please wait."
221 echo
222
223 write_partition_layout || return 1
224
225 return 0
226}
227
228vm_extra_create_disk() {
229
230 return 0
231}
232
|