3 TEST_DESCRIPTION
="root filesystem on NBD"
5 KVERSION
=${KVERSION-$(uname -r)}
7 # Uncomment this to debug failures
8 #DEBUGFAIL="rd.shell rd.break rd.debug"
9 #SERIAL="tcp:127.0.0.1:9999"
13 echo "NBD TEST SETUP: Starting DHCP/NBD server"
16 -drive format
=raw
,index
=0,media
=disk
,file=$TESTDIR/server.ext2 \
17 -drive format
=raw
,index
=1,media
=disk
,file=$TESTDIR/nbd.ext2 \
18 -drive format
=raw
,index
=2,media
=disk
,file=$TESTDIR/encrypted.ext2 \
21 -net nic
,macaddr
=52:54:00:12:34:56,model
=e1000 \
22 -net socket
,listen
=127.0.0.1:12340 \
23 ${SERIAL:+-serial "$SERIAL"} \
24 ${SERIAL:--serial file:"$TESTDIR"/server.log} \
26 -append "panic=1 root=/dev/sda rootfstype=ext2 rw quiet console=ttyS0,115200n81 selinux=0" \
27 -initrd $TESTDIR/initramfs.server
-pidfile $TESTDIR/server.pid
-daemonize ||
return 1
28 sudo
chmod 644 $TESTDIR/server.pid ||
return 1
30 # Cleanup the terminal if we have one
33 echo Sleeping
10 seconds to give the server a
head start
43 local found opts nbdinfo
45 [[ $fstype ]] || fstype
=ext3
46 [[ $fsopt ]] || fsopt
="ro"
48 echo "CLIENT TEST START: $test_name"
50 # Clear out the flags for each test
51 if ! dd if=/dev
/zero of
=$TESTDIR/flag.img bs
=1M count
=1; then
52 echo "Unable to make client sda image" 1>&2
57 -drive format
=raw
,index
=0,media
=disk
,file=$TESTDIR/flag.img \
60 -net nic
,macaddr
=$mac,model
=e1000 \
61 -net socket
,connect
=127.0.0.1:12340 \
63 -append "panic=1 rd.shell=0 $cmdline $DEBUGFAIL rd.auto rd.info rd.retry=10 ro console=ttyS0,115200n81 selinux=0 " \
64 -initrd $TESTDIR/initramfs.testing
66 if [[ $?
-ne 0 ]] ||
! grep -F -m 1 -q nbd-OK
$TESTDIR/flag.img
; then
67 echo "CLIENT TEST END: $test_name [FAILED - BAD EXIT]"
71 # nbdinfo=( fstype fsoptions )
72 nbdinfo
=($
(awk '{print $2, $3; exit}' $TESTDIR/flag.img
))
74 if [[ "${nbdinfo[0]}" != "$fstype" ]]; then
75 echo "CLIENT TEST END: $test_name [FAILED - WRONG FS TYPE] \"${nbdinfo[0]}\" != \"$fstype\""
81 if [[ ${opts%%,*} = $fsopt ]]; then
88 if [[ ! $found ]]; then
89 echo "CLIENT TEST END: $test_name [FAILED - BAD FS OPTS] \"${nbdinfo[1]}\" != \"$fsopt\""
93 echo "CLIENT TEST END: $test_name [OK]"
97 modinfo nbd
&>/dev
/null ||
{ echo "Kernel does not support nbd"; exit 1; }
99 echo "Failed to start server" 1>&2
107 # The default is ext3,errors=continue so use that to determine
108 # if our options were parsed and used
109 client_test
"NBD root=nbd:IP:port" 52:54:00:12:34:00 \
110 "root=nbd:192.168.50.1:raw rd.luks=0" ||
return 1
112 client_test
"NBD root=nbd:IP:port::fsopts" 52:54:00:12:34:00 \
113 "root=nbd:192.168.50.1:raw::errors=panic rd.luks=0" \
114 ext3 errors
=panic ||
return 1
116 client_test
"NBD root=nbd:IP:port:fstype" 52:54:00:12:34:00 \
117 "root=nbd:192.168.50.1:raw:ext2 rd.luks=0" ext2 ||
return 1
119 client_test
"NBD root=nbd:IP:port:fstype:fsopts" 52:54:00:12:34:00 \
120 "root=nbd:192.168.50.1:raw:ext2:errors=panic rd.luks=0" \
121 ext2 errors
=panic ||
return 1
123 client_test
"NBD Bridge root=nbd:IP:port:fstype:fsopts" 52:54:00:12:34:00 \
124 "root=nbd:192.168.50.1:raw:ext2:errors=panic bridge rd.luks=0" \
125 ext2 errors
=panic ||
return 1
127 # There doesn't seem to be a good way to validate the NBD options, so
128 # just check that we don't screw up the other options
130 client_test
"NBD root=nbd:IP:port:::NBD opts" 52:54:00:12:34:00 \
131 "root=nbd:192.168.50.1:raw:::bs=2048 rd.luks=0" ||
return 1
133 client_test
"NBD root=nbd:IP:port:fstype::NBD opts" 52:54:00:12:34:00 \
134 "root=nbd:192.168.50.1:raw:ext2::bs=2048 rd.luks=0" ext2 ||
return 1
136 client_test
"NBD root=nbd:IP:port:fstype:fsopts:NBD opts" \
138 "root=nbd:192.168.50.1:raw:ext2:errors=panic:bs=2048 rd.luks=0" \
139 ext2 errors
=panic ||
return 1
141 # DHCP root-path parsing
143 client_test
"NBD root=dhcp DHCP root-path nbd:srv:port" 52:54:00:12:34:01 \
144 "root=dhcp rd.luks=0" ||
return 1
146 client_test
"NBD Bridge root=dhcp DHCP root-path nbd:srv:port" 52:54:00:12:34:01 \
147 "root=dhcp bridge rd.luks=0" ||
return 1
149 client_test
"NBD root=dhcp DHCP root-path nbd:srv:port:fstype" \
150 52:54:00:12:34:02 "root=dhcp rd.luks=0" ext2 ||
return 1
152 client_test
"NBD root=dhcp DHCP root-path nbd:srv:port::fsopts" \
153 52:54:00:12:34:03 "root=dhcp rd.luks=0" ext3 errors
=panic ||
return 1
155 client_test
"NBD root=dhcp DHCP root-path nbd:srv:port:fstype:fsopts" \
156 52:54:00:12:34:04 "root=dhcp rd.luks=0" ext2 errors
=panic ||
return 1
160 client_test
"NBD netroot=nbd:IP:port" 52:54:00:12:34:00 \
161 "netroot=nbd:192.168.50.1:raw rd.luks=0" ||
return 1
163 client_test
"NBD netroot=dhcp DHCP root-path nbd:srv:port:fstype:fsopts" \
164 52:54:00:12:34:04 "netroot=dhcp rd.luks=0" ext2 errors
=panic ||
return 1
166 # Encrypted root handling via LVM/LUKS over NBD
170 client_test
"NBD root=LABEL=dracut netroot=nbd:IP:port" \
172 "root=LABEL=dracut rd.luks.uuid=$ID_FS_UUID rd.lv.vg=dracut netroot=nbd:192.168.50.1:encrypted" ||
return 1
174 # XXX This should be ext2,errors=panic but that doesn't currently
175 # XXX work when you have a real root= line in addition to netroot=
176 # XXX How we should work here needs clarification
177 client_test
"NBD root=LABEL=dracut netroot=dhcp (w/ fstype and opts)" \
179 "root=LABEL=dracut rd.luks.uuid=$ID_FS_UUID rd.lv.vg=dracut netroot=dhcp" ||
return 1
181 if [[ -s server.pid
]]; then
182 sudo
kill -TERM $
(cat $TESTDIR/server.pid
)
183 rm -f -- $TESTDIR/server.pid
188 make_encrypted_root
() {
189 # Create the blank file to use as a root filesystem
190 dd if=/dev
/null of
=$TESTDIR/encrypted.ext2 bs
=1M seek
=20
191 dd if=/dev
/null of
=$TESTDIR/flag.img bs
=1M seek
=1
194 # Create what will eventually be our root filesystem onto an overlay
196 export initdir
=$TESTDIR/overlay
/source
197 .
$basedir/dracut-init.sh
200 cd "$initdir"; mkdir
-p dev sys proc etc var
/run tmp
201 mkdir
-p root usr
/bin usr
/lib usr
/lib64 usr
/sbin
202 for i
in bin sbin lib lib64
; do
206 inst_multiple sh df free
ls shutdown poweroff stty
cat ps
ln ip \
207 mount dmesg mkdir
cp ping
208 for _terminfodir
in /lib
/terminfo
/etc
/terminfo
/usr
/share
/terminfo
; do
209 [ -f ${_terminfodir}/l
/linux
] && break
211 inst_multiple
-o ${_terminfodir}/l
/linux
212 inst .
/client-init.sh
/sbin
/init
213 inst_simple
/etc
/os-release
214 find_binary plymouth
>/dev
/null
&& inst_multiple plymouth
215 cp -a /etc
/ld.so.conf
* $initdir/etc
216 sudo ldconfig
-r "$initdir"
219 # second, install the files needed to make the root filesystem
221 export initdir
=$TESTDIR/overlay
222 .
$basedir/dracut-init.sh
224 cd "$initdir"; mkdir
-p dev sys proc etc var
/run tmp
225 mkdir
-p root usr
/bin usr
/lib usr
/lib64 usr
/sbin
226 for i
in bin sbin lib lib64
; do
230 inst_multiple mke2fs poweroff
cp umount tune2fs
231 inst_hook shutdown-emergency
000 .
/hard-off.sh
232 inst_hook emergency
000 .
/hard-off.sh
233 inst_hook initqueue
01 .
/create-root.sh
234 inst_hook initqueue
/finished
01 .
/finished-false.sh
235 inst_simple .
/99-idesymlinks.rules
/etc
/udev
/rules.d
/99-idesymlinks.rules
238 # create an initramfs that will create the target root filesystem.
239 # We do it this way so that we do not risk trashing the host mdraid
240 # devices, volume groups, encrypted partitions, etc.
241 $basedir/dracut.sh
-l -i $TESTDIR/overlay
/ \
242 -m "dash crypt lvm mdraid udev-rules base rootfs-block fs-lib kernel-modules" \
243 -d "piix ide-gd_mod ata_piix ext2 ext3 sd_mod" \
244 --no-hostonly-cmdline -N \
245 -f $TESTDIR/initramfs.makeroot
$KVERSION ||
return 1
246 rm -rf -- $TESTDIR/overlay
248 # Invoke KVM and/or QEMU to actually create the target filesystem.
250 -drive format
=raw
,index
=0,media
=disk
,file=$TESTDIR/flag.img \
251 -drive format
=raw
,index
=1,media
=disk
,file=$TESTDIR/encrypted.ext2 \
253 -nographic -net none \
254 -append "root=/dev/fakeroot rw quiet console=ttyS0,115200n81 selinux=0" \
255 -initrd $TESTDIR/initramfs.makeroot ||
return 1
256 grep -F -m 1 -q dracut-root-block-created
$TESTDIR/flag.img ||
return 1
257 grep -F -a -m 1 ID_FS_UUID
$TESTDIR/flag.img
> $TESTDIR/luks.uuid
261 dd if=/dev
/null of
=$TESTDIR/nbd.ext2 bs
=1M seek
=30
262 mke2fs
-F -j $TESTDIR/nbd.ext2
264 sudo mount
-o loop
$TESTDIR/nbd.ext2
$TESTDIR/mnt
268 export initdir
=$TESTDIR/mnt
269 .
$basedir/dracut-init.sh
272 cd "$initdir"; mkdir
-p dev sys proc etc var
/run tmp
273 mkdir
-p root usr
/bin usr
/lib usr
/lib64 usr
/sbin
274 for i
in bin sbin lib lib64
; do
278 inst_multiple sh
ls shutdown poweroff stty
cat ps
ln ip \
280 for _terminfodir
in /lib
/terminfo
/etc
/terminfo
/usr
/share
/terminfo
; do
281 [ -f ${_terminfodir}/l
/linux
] && break
283 inst_multiple
-o ${_terminfodir}/l
/linux
284 inst .
/client-init.sh
/sbin
/init
285 inst_simple
/etc
/os-release
286 inst
/etc
/nsswitch.conf
/etc
/nsswitch.conf
287 inst
/etc
/passwd
/etc
/passwd
288 inst
/etc
/group
/etc
/group
289 for i
in /usr
/lib
*/libnss_files
* /lib
*/libnss_files
*;do
290 [ -e "$i" ] ||
continue
293 cp -a /etc
/ld.so.conf
* $initdir/etc
294 sudo ldconfig
-r "$initdir"
297 sudo umount
$TESTDIR/mnt
298 rm -fr -- $TESTDIR/mnt
302 dd if=/dev
/null of
=$TESTDIR/server.ext2 bs
=1M seek
=30
303 mke2fs
-F $TESTDIR/server.ext2
305 sudo mount
-o loop
$TESTDIR/server.ext2
$TESTDIR/mnt
309 export initdir
=$TESTDIR/mnt
310 .
$basedir/dracut-init.sh
314 mkdir
-p dev sys proc etc var
/run var
/lib
/dhcpd tmp etc
/nbd-server
316 cat > "$initdir/etc/nbd-server/config" <<EOF
319 exportname = /dev/sdb
322 exportname = /dev/sdc
325 inst_multiple sh
ls shutdown poweroff stty
cat ps
ln ip \
326 dmesg mkdir
cp ping grep \
327 sleep nbd-server
chmod modprobe vi
328 for _terminfodir
in /lib
/terminfo
/etc
/terminfo
/usr
/share
/terminfo
; do
329 [ -f ${_terminfodir}/l
/linux
] && break
331 inst_multiple
-o ${_terminfodir}/l
/linux
333 type -P dhcpd
>/dev
/null
&& inst_multiple dhcpd
334 [ -x /usr
/sbin
/dhcpd3
] && inst
/usr
/sbin
/dhcpd3
/usr
/sbin
/dhcpd
335 inst .
/server-init.sh
/sbin
/init
336 inst_simple
/etc
/os-release
337 inst .
/hosts
/etc
/hosts
338 inst .
/dhcpd.conf
/etc
/dhcpd.conf
339 inst
/etc
/nsswitch.conf
/etc
/nsswitch.conf
340 inst
/etc
/passwd
/etc
/passwd
341 inst
/etc
/group
/etc
/group
342 for i
in /usr
/lib
*/libnss_files
* /lib
*/libnss_files
*;do
343 [ -e "$i" ] ||
continue
347 cp -a /etc
/ld.so.conf
* $initdir/etc
348 sudo ldconfig
-r "$initdir"
351 sudo umount
$TESTDIR/mnt
352 rm -fr -- $TESTDIR/mnt
357 modinfo nbd
&>/dev
/null ||
{ echo "Kernel does not support nbd"; exit 1; }
359 make_encrypted_root ||
return 1
360 make_client_root ||
return 1
361 make_server_root ||
return 1
363 # Make the test image
365 export initdir
=$TESTDIR/overlay
366 .
$basedir/dracut-init.sh
367 inst_multiple poweroff shutdown
368 inst_hook shutdown-emergency
000 .
/hard-off.sh
369 inst_simple .
/99-idesymlinks.rules
/etc
/udev
/rules.d
/99-idesymlinks.rules
370 inst .
/cryptroot-ask.sh
/sbin
/cryptroot-ask
372 # inst ./debug-shell.service /lib/systemd/system/debug-shell.service
373 # mkdir -p "${initdir}/lib/systemd/system/sysinit.target.wants"
374 # ln -fs ../debug-shell.service "${initdir}/lib/systemd/system/sysinit.target.wants/debug-shell.service"
377 mkdir
-p $initdir/etc
378 echo "luks-$ID_FS_UUID /dev/nbd0 /etc/key" > $initdir/etc
/crypttab
379 echo -n test > $initdir/etc
/key
382 sudo
$basedir/dracut.sh
-l -i $TESTDIR/overlay
/ \
383 -m "dash udev-rules rootfs-block fs-lib base debug kernel-modules" \
384 -d "af_packet piix ide-gd_mod ata_piix ext2 ext3 sd_mod e1000" \
385 --no-hostonly-cmdline -N \
386 -f $TESTDIR/initramfs.server
$KVERSION ||
return 1
388 sudo
$basedir/dracut.sh
-l -i $TESTDIR/overlay
/ \
390 -a "debug watchdog" \
391 -d "af_packet piix ide-gd_mod ata_piix ext2 ext3 sd_mod e1000 i6300esb ib700wdt" \
392 --no-hostonly-cmdline -N \
393 -f $TESTDIR/initramfs.testing
$KVERSION ||
return 1
397 if [[ -s $TESTDIR/server.pid
]]; then
398 sudo
kill -TERM $
(cat $TESTDIR/server.pid
)
399 rm -f -- $TESTDIR/server.pid
407 .
$testdir/test-functions