kernel
/
dracut
mirror of https://git.kernel.org/pub/scm/boot/dracut/dracut.git/
1
0
Fork 0
Code Issues Projects Releases Wiki Activity
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
5330 Commits
1 Branch
68 Tags
6.7 MiB
 
 
 
 
 
 
Tree: a3f73298f2
Branches Tags
${ item.name }
Create tag ${ searchTerm }
Create branch ${ searchTerm }
from 'a3f73298f2'
${ noResults }
dracut/test/TEST-40-NBD/test.sh

433 lines
15 KiB
Raw Blame History

#!/bin/bash
TEST_DESCRIPTION="root filesystem on NBD"
KVERSION=${KVERSION-$(uname -r)}
# Uncomment this to debug failures
#DEBUGFAIL="rd.shell rd.break rd.debug systemd.log_target=console loglevel=7 systemd.log_level=debug"
#SERIAL="tcp:127.0.0.1:9999"
test_check() {
# NBD is still too flaky and hangs hard sometimes
return 1
if ! type -p nbd-server 2>/dev/null; then
echo "Test needs nbd-server... Skipping"
return 1
fi
if ! modinfo -k $KVERSION nbd &>/dev/null; then
echo "Kernel module nbd does not exist"
return 1
fi
return 0
}
run_server() {
# Start server first
echo "NBD TEST SETUP: Starting DHCP/NBD server"
$testdir/run-qemu \
-drive format=raw,index=0,media=disk,file=$TESTDIR/server.ext2 \
-drive format=raw,index=1,media=disk,file=$TESTDIR/nbd.ext2 \
-drive format=raw,index=2,media=disk,file=$TESTDIR/encrypted.ext2 \
-net nic,macaddr=52:54:00:12:34:56,model=e1000 \
-net socket,listen=127.0.0.1:12340 \
${SERIAL:+-serial "$SERIAL"} \
${SERIAL:--serial file:"$TESTDIR"/server.log} \
-append "panic=1 systemd.crash_reboot root=/dev/sda rootfstype=ext2 rw quiet console=ttyS0,115200n81 selinux=0" \
-initrd $TESTDIR/initramfs.server -pidfile $TESTDIR/server.pid -daemonize || return 1
chmod 644 $TESTDIR/server.pid || return 1
# Cleanup the terminal if we have one
tty -s && stty sane
if ! [[ $SERIAL ]]; then
echo "Waiting for the server to startup"
while : ; do
grep Serving "$TESTDIR"/server.log && break
sleep 1
done
else
echo Sleeping 10 seconds to give the server a head start
sleep 10
fi
}
client_test() {
local test_name="$1"
local mac=$2
local cmdline="$3"
local fstype=$4
local fsopt=$5
local found opts nbdinfo
[[ $fstype ]] || fstype=ext3
[[ $fsopt ]] || fsopt="ro"
echo "CLIENT TEST START: $test_name"
# Clear out the flags for each test
if ! dd if=/dev/zero of=$TESTDIR/flag.img bs=1M count=1; then
echo "Unable to make client sda image" 1>&2
return 1
fi
$testdir/run-qemu \
-drive format=raw,index=0,media=disk,file=$TESTDIR/flag.img \
-net nic,macaddr=$mac,model=e1000 \
-net socket,connect=127.0.0.1:12340 \
-append "panic=1 systemd.crash_reboot rd.shell=0 $cmdline $DEBUGFAIL rd.auto rd.info rd.retry=10 ro console=ttyS0,115200n81 selinux=0 " \
-initrd $TESTDIR/initramfs.testing
if [[ $? -ne 0 ]] || ! grep -F -m 1 -q nbd-OK $TESTDIR/flag.img; then
echo "CLIENT TEST END: $test_name [FAILED - BAD EXIT]"
return 1
fi
# nbdinfo=( fstype fsoptions )
nbdinfo=($(awk '{print $2, $3; exit}' $TESTDIR/flag.img))
if [[ "${nbdinfo[0]}" != "$fstype" ]]; then
echo "CLIENT TEST END: $test_name [FAILED - WRONG FS TYPE] \"${nbdinfo[0]}\" != \"$fstype\""
return 1
fi
opts=${nbdinfo[1]},
while [[ $opts ]]; do
if [[ ${opts%%,*} = $fsopt ]]; then
found=1
break
fi
opts=${opts#*,}
done
if [[ ! $found ]]; then
echo "CLIENT TEST END: $test_name [FAILED - BAD FS OPTS] \"${nbdinfo[1]}\" != \"$fsopt\""
return 1
fi
echo "CLIENT TEST END: $test_name [OK]"
}
test_run() {
if ! run_server; then
echo "Failed to start server" 1>&2
return 1
fi
client_run
kill_server
}
client_run() {
# The default is ext3,errors=continue so use that to determine
# if our options were parsed and used
client_test "NBD root=nbd:IP:port" 52:54:00:12:34:00 \
"root=nbd:192.168.50.1:raw rd.luks=0" || return 1
client_test "NBD root=nbd:IP:port::fsopts" 52:54:00:12:34:00 \
"root=nbd:192.168.50.1:raw::errors=panic rd.luks=0" \
ext3 errors=panic || return 1
client_test "NBD root=nbd:IP:port:fstype" 52:54:00:12:34:00 \
"root=nbd:192.168.50.1:raw:ext2 rd.luks=0" ext2 || return 1
client_test "NBD root=nbd:IP:port:fstype:fsopts" 52:54:00:12:34:00 \
"root=nbd:192.168.50.1:raw:ext2:errors=panic rd.luks=0" \
ext2 errors=panic || return 1
client_test "NBD Bridge root=nbd:IP:port:fstype:fsopts" 52:54:00:12:34:00 \
"root=nbd:192.168.50.1:raw:ext2:errors=panic bridge rd.luks=0" \
ext2 errors=panic || return 1
#
# FIXME! These fail, but probably shouldn't
#
# There doesn't seem to be a good way to validate the NBD options, so
# just check that we don't screw up the other options
#
# client_test "NBD root=nbd:IP:port:::NBD opts" 52:54:00:12:34:00 \
# "root=nbd:192.168.50.1:raw:::bs=2048 rd.luks=0" || return 1
#
# client_test "NBD root=nbd:IP:port:fstype::NBD opts" 52:54:00:12:34:00 \
# "root=nbd:192.168.50.1:raw:ext2::bs=2048 rd.luks=0" ext2 || return 1
#
# client_test "NBD root=nbd:IP:port:fstype:fsopts:NBD opts" \
# 52:54:00:12:34:00 \
# "root=nbd:192.168.50.1:raw:ext2:errors=panic:bs=2048 rd.luks=0" \
# ext2 errors=panic || return 1
# DHCP root-path parsing
# client_test "NBD root=dhcp DHCP root-path nbd:srv:port" 52:54:00:12:34:01 \
# "root=dhcp rd.luks=0" || return 1
# client_test "NBD Bridge root=dhcp DHCP root-path nbd:srv:port" 52:54:00:12:34:01 \
# "root=dhcp bridge rd.luks=0" || return 1
# client_test "NBD root=dhcp DHCP root-path nbd:srv:port:fstype" \
# 52:54:00:12:34:02 "root=dhcp rd.luks=0" ext2 || return 1
# client_test "NBD root=dhcp DHCP root-path nbd:srv:port::fsopts" \
# 52:54:00:12:34:03 "root=dhcp rd.luks=0" ext3 errors=panic || return 1
# client_test "NBD root=dhcp DHCP root-path nbd:srv:port:fstype:fsopts" \
# 52:54:00:12:34:04 "root=dhcp rd.luks=0" ext2 errors=panic || return 1
# netroot handling
# client_test "NBD netroot=nbd:IP:port" 52:54:00:12:34:00 \
# "netroot=nbd:192.168.50.1:raw rd.luks=0" || return 1
#
# client_test "NBD netroot=dhcp DHCP root-path nbd:srv:port:fstype:fsopts" \
# 52:54:00:12:34:04 "netroot=dhcp rd.luks=0" ext2 errors=panic || return 1
# Encrypted root handling via LVM/LUKS over NBD
# . $TESTDIR/luks.uuid
#
# client_test "NBD root=LABEL=dracut netroot=nbd:IP:port" \
# 52:54:00:12:34:00 \
# "root=LABEL=dracut rd.luks.uuid=$ID_FS_UUID rd.lv.vg=dracut netroot=nbd:192.168.50.1:encrypted" || return 1
# XXX This should be ext2,errors=panic but that doesn't currently
# XXX work when you have a real root= line in addition to netroot=
# XXX How we should work here needs clarification
# client_test "NBD root=LABEL=dracut netroot=dhcp (w/ fstype and opts)" \
# 52:54:00:12:34:05 \
# "root=LABEL=dracut rd.luks.uuid=$ID_FS_UUID rd.lv.vg=dracut netroot=dhcp" || return 1
if [[ -s server.pid ]]; then
kill -TERM $(cat $TESTDIR/server.pid)
rm -f -- $TESTDIR/server.pid
fi
}
make_encrypted_root() {
# Create the blank file to use as a root filesystem
dd if=/dev/null of=$TESTDIR/encrypted.ext2 bs=1M seek=80
dd if=/dev/null of=$TESTDIR/flag.img bs=1M seek=1
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
(
export initdir=$TESTDIR/overlay/source
. $basedir/dracut-init.sh
mkdir -p "$initdir"
(
cd "$initdir"
mkdir -p dev sys proc etc var tmp run root usr/bin usr/lib usr/lib64 usr/sbin
for i in bin sbin lib lib64; do
ln -sfnr usr/$i $i
done
ln -s ../run var/run
)
inst_multiple sh df free ls shutdown poweroff stty cat ps ln ip \
mount dmesg mkdir cp ping
for _terminfodir in /lib/terminfo /etc/terminfo /usr/share/terminfo; do
[ -f ${_terminfodir}/l/linux ] && break
done
inst_multiple -o ${_terminfodir}/l/linux
inst ./client-init.sh /sbin/init
inst_simple /etc/os-release
find_binary plymouth >/dev/null && inst_multiple plymouth
cp -a /etc/ld.so.conf* $initdir/etc
ldconfig -r "$initdir"
)
# second, install the files needed to make the root filesystem
(
export initdir=$TESTDIR/overlay
. $basedir/dracut-init.sh
(
cd "$initdir"
mkdir -p dev sys proc etc tmp var run root usr/bin usr/lib usr/lib64 usr/sbin
for i in bin sbin lib lib64; do
ln -sfnr usr/$i $i
done
ln -s ../run var/run
)
inst_multiple mke2fs poweroff cp umount tune2fs
inst_hook shutdown-emergency 000 ./hard-off.sh
inst_hook emergency 000 ./hard-off.sh
inst_hook initqueue 01 ./create-root.sh
inst_hook initqueue/finished 01 ./finished-false.sh
inst_simple ./99-idesymlinks.rules /etc/udev/rules.d/99-idesymlinks.rules
)
# create an initramfs that will create the target root filesystem.
# We do it this way so that we do not risk trashing the host mdraid
# devices, volume groups, encrypted partitions, etc.
$basedir/dracut.sh -l -i $TESTDIR/overlay / \
-m "dash crypt lvm mdraid udev-rules base rootfs-block fs-lib kernel-modules qemu" \
-d "piix ide-gd_mod ata_piix ext2 ext3 sd_mod" \
--no-hostonly-cmdline -N \
-f $TESTDIR/initramfs.makeroot $KVERSION || return 1
rm -rf -- $TESTDIR/overlay
# Invoke KVM and/or QEMU to actually create the target filesystem.
$testdir/run-qemu \
-drive format=raw,index=0,media=disk,file=$TESTDIR/flag.img \
-drive format=raw,index=1,media=disk,file=$TESTDIR/encrypted.ext2 \
-append "root=/dev/fakeroot rw quiet console=ttyS0,115200n81 selinux=0" \
-initrd $TESTDIR/initramfs.makeroot || return 1
grep -F -m 1 -q dracut-root-block-created $TESTDIR/flag.img || return 1
grep -F -a -m 1 ID_FS_UUID $TESTDIR/flag.img > $TESTDIR/luks.uuid
}
make_client_root() {
dd if=/dev/null of=$TESTDIR/nbd.ext2 bs=1M seek=120
mke2fs -F -j $TESTDIR/nbd.ext2
mkdir $TESTDIR/mnt
if ! mount -o loop $TESTDIR/nbd.ext2 $TESTDIR/mnt; then
echo "Cannot mount loop"
return 1
fi
kernel=$KVERSION
(
export initdir=$TESTDIR/mnt
. $basedir/dracut-init.sh
mkdir -p "$initdir"
(
cd "$initdir"
mkdir -p dev sys proc etc var tmp run root usr/bin usr/lib usr/lib64 usr/sbin
for i in bin sbin lib lib64; do
ln -sfnr usr/$i $i
done
ln -s ../run var/run
)
inst_multiple sh ls shutdown poweroff stty cat ps ln ip \
dmesg mkdir cp ping
for _terminfodir in /lib/terminfo /etc/terminfo /usr/share/terminfo; do
[ -f ${_terminfodir}/l/linux ] && break
done
inst_multiple -o ${_terminfodir}/l/linux
inst ./client-init.sh /sbin/init
inst_simple /etc/os-release
inst /etc/nsswitch.conf /etc/nsswitch.conf
inst /etc/passwd /etc/passwd
inst /etc/group /etc/group
for i in /usr/lib*/libnss_files* /lib*/libnss_files*;do
[ -e "$i" ] || continue
inst $i
done
cp -a /etc/ld.so.conf* $initdir/etc
ldconfig -r "$initdir"
)
umount $TESTDIR/mnt
rm -fr -- $TESTDIR/mnt
}
make_server_root() {
dd if=/dev/null of=$TESTDIR/server.ext2 bs=1M seek=120
mke2fs -F $TESTDIR/server.ext2
mkdir $TESTDIR/mnt
mount -o loop $TESTDIR/server.ext2 $TESTDIR/mnt
kernel=$KVERSION
(
export initdir=$TESTDIR/mnt
. $basedir/dracut-init.sh
mkdir -p "$initdir"
(
cd "$initdir";
mkdir -p run dev sys proc etc var var/lib/dhcpd tmp etc/nbd-server
ln -s ../run var/run
)
cat > "$initdir/etc/nbd-server/config" <<EOF
[generic]
[raw]
exportname = /dev/sdb
port = 2000
bs = 4096
[encrypted]
exportname = /dev/sdc
port = 2001
bs = 4096
EOF
inst_multiple sh ls shutdown poweroff stty cat ps ln ip \
dmesg mkdir cp ping grep \
sleep nbd-server chmod modprobe vi
for _terminfodir in /lib/terminfo /etc/terminfo /usr/share/terminfo; do
[ -f ${_terminfodir}/l/linux ] && break
done
inst_multiple -o ${_terminfodir}/l/linux
instmods af_packet
type -P dhcpd >/dev/null && inst_multiple dhcpd
[ -x /usr/sbin/dhcpd3 ] && inst /usr/sbin/dhcpd3 /usr/sbin/dhcpd
inst ./server-init.sh /sbin/init
inst_simple /etc/os-release
inst ./hosts /etc/hosts
inst ./dhcpd.conf /etc/dhcpd.conf
inst /etc/nsswitch.conf /etc/nsswitch.conf
inst /etc/passwd /etc/passwd
inst /etc/group /etc/group
for i in /usr/lib*/libnss_files* /lib*/libnss_files*;do
[ -e "$i" ] || continue
inst $i
done
cp -a /etc/ld.so.conf* $initdir/etc
ldconfig -r "$initdir"
)
umount $TESTDIR/mnt
rm -fr -- $TESTDIR/mnt
}
test_setup() {
make_encrypted_root || return 1
make_client_root || return 1
make_server_root || return 1
# Make the test image
(
export initdir=$TESTDIR/overlay
. $basedir/dracut-init.sh
inst_multiple poweroff shutdown
inst_hook shutdown-emergency 000 ./hard-off.sh
inst_simple ./99-idesymlinks.rules /etc/udev/rules.d/99-idesymlinks.rules
inst ./cryptroot-ask.sh /sbin/cryptroot-ask
# inst ./debug-shell.service /lib/systemd/system/debug-shell.service
# mkdir -p "${initdir}/lib/systemd/system/sysinit.target.wants"
# ln -fs ../debug-shell.service "${initdir}/lib/systemd/system/sysinit.target.wants/debug-shell.service"
. $TESTDIR/luks.uuid
mkdir -p $initdir/etc
echo "luks-$ID_FS_UUID /dev/nbd0 /etc/key" > $initdir/etc/crypttab
echo -n test > $initdir/etc/key
)
$basedir/dracut.sh -l -i $TESTDIR/overlay / \
-m "dash udev-rules rootfs-block fs-lib base debug kernel-modules" \
-d "af_packet piix ide-gd_mod ata_piix ext2 ext3 sd_mod e1000" \
--no-hostonly-cmdline -N \
-f $TESTDIR/initramfs.server $KVERSION || return 1
$basedir/dracut.sh -l -i $TESTDIR/overlay / \
-o "plymouth" \
-a "debug watchdog" \
-d "af_packet piix ide-gd_mod ata_piix ext2 ext3 sd_mod e1000 i6300esb ib700wdt" \
--no-hostonly-cmdline -N \
-f $TESTDIR/initramfs.testing $KVERSION || return 1
}
kill_server() {
if [[ -s $TESTDIR/server.pid ]]; then
kill -TERM $(cat $TESTDIR/server.pid)
rm -f -- $TESTDIR/server.pid
fi
}
test_cleanup() {
kill_server
}
. $testdir/test-functions