From ef9b54cfe652c19ad38f19bf4fd13a9e7a9705b2 Mon Sep 17 00:00:00 2001

From: Harald Hoyer <harald@redhat.com>

Date: Sat, 30 Jun 2012 11:38:24 +0200

Subject: [PATCH] new testsuite test TEST-03-USR-MOUNT

mounts /usr as a btrfs subvolume and should respect "rw" and "ro" kernel

command line arguments properly.

---

 test/TEST-03-USR-MOUNT/99-idesymlinks.rules |    8 ++

 test/TEST-03-USR-MOUNT/Makefile             |   10 ++

 test/TEST-03-USR-MOUNT/create-root.sh       |   29 ++++++

 test/TEST-03-USR-MOUNT/cryptroot-ask.sh     |    6 ++

 test/TEST-03-USR-MOUNT/fstab                |    2 +

 test/TEST-03-USR-MOUNT/hard-off.sh          |    3 +

 test/TEST-03-USR-MOUNT/test-init.sh         |   31 +++++++

 test/TEST-03-USR-MOUNT/test.sh              |  132 +++++++++++++++++++++++++++

 8 files changed, 221 insertions(+)

 create mode 100644 test/TEST-03-USR-MOUNT/99-idesymlinks.rules

 create mode 100644 test/TEST-03-USR-MOUNT/Makefile

 create mode 100755 test/TEST-03-USR-MOUNT/create-root.sh

 create mode 100755 test/TEST-03-USR-MOUNT/cryptroot-ask.sh

 create mode 100644 test/TEST-03-USR-MOUNT/fstab

 create mode 100755 test/TEST-03-USR-MOUNT/hard-off.sh

 create mode 100755 test/TEST-03-USR-MOUNT/test-init.sh

 create mode 100755 test/TEST-03-USR-MOUNT/test.sh

diff --git a/test/TEST-03-USR-MOUNT/99-idesymlinks.rules b/test/TEST-03-USR-MOUNT/99-idesymlinks.rules

new file mode 100644

index 0000000..d557790

--- /dev/null

+++ b/test/TEST-03-USR-MOUNT/99-idesymlinks.rules

@@ -0,0 +1,8 @@

+ACTION=="add|change", SUBSYSTEM=="block", ENV{DEVTYPE}=="disk", KERNEL=="hda", SYMLINK+="sda"

+ACTION=="add|change", SUBSYSTEM=="block", ENV{DEVTYPE}=="partition", KERNEL=="hda*", SYMLINK+="sda$env{MINOR}"

+ACTION=="add|change", SUBSYSTEM=="block", ENV{DEVTYPE}=="disk", KERNEL=="hdb", SYMLINK+="sdb"

+ACTION=="add|change", SUBSYSTEM=="block", ENV{DEVTYPE}=="partition", KERNEL=="hdb*", SYMLINK+="sdb$env{MINOR}"

+ACTION=="add|change", SUBSYSTEM=="block", ENV{DEVTYPE}=="disk", KERNEL=="hdc", SYMLINK+="sdc"

+ACTION=="add|change", SUBSYSTEM=="block", ENV{DEVTYPE}=="partition", KERNEL=="hdc*", SYMLINK+="sdc$env{MINOR}"

+ACTION=="add|change", SUBSYSTEM=="block", ENV{DEVTYPE}=="disk", KERNEL=="hdd", SYMLINK+="sdd"

+ACTION=="add|change", SUBSYSTEM=="block", ENV{DEVTYPE}=="partition", KERNEL=="hdd*", SYMLINK+="sdd$env{MINOR}"

diff --git a/test/TEST-03-USR-MOUNT/Makefile b/test/TEST-03-USR-MOUNT/Makefile

new file mode 100644

index 0000000..bc0ddb6

--- /dev/null

+++ b/test/TEST-03-USR-MOUNT/Makefile

@@ -0,0 +1,10 @@

+all:

+	@make -s --no-print-directory -C ../.. all

+	@basedir=../.. testdir=../ ./test.sh --all

+setup:

+	@make --no-print-directory -C ../.. all

+	@basedir=../.. testdir=../ ./test.sh --setup

+clean:

+	@basedir=../.. testdir=../ ./test.sh --clean

+run:

+	@basedir=../.. testdir=../ ./test.sh --run

diff --git a/test/TEST-03-USR-MOUNT/create-root.sh b/test/TEST-03-USR-MOUNT/create-root.sh

new file mode 100755

index 0000000..6662bca

--- /dev/null

+++ b/test/TEST-03-USR-MOUNT/create-root.sh

@@ -0,0 +1,29 @@

+#!/bin/sh

+# don't let udev and this script step on eachother's toes

+for x in 64-lvm.rules 70-mdadm.rules 99-mount-rules; do

+    > "/etc/udev/rules.d/$x"

+done

+rm /etc/lvm/lvm.conf

+udevadm control --reload-rules

+set -e

+# save a partition at the beginning for future flagging purposes

+sfdisk -C 5120 -H 2 -S 32 -L /dev/sda <

+,16

+,

+EOF

+

+mkfs.btrfs -L dracut /dev/sda2

+btrfs device scan /dev/sda2

+mkdir -p /root

+mount -t btrfs /dev/sda2 /root

+btrfs subvolume create /root/usr

+[ -d /root/usr ] || mkdir /root/usr

+mount -t btrfs -o subvol=usr /dev/sda2 /root/usr

+cp -a -t /root /source/*

+mkdir -p /root/run

+umount /root/usr

+umount /root

+echo "dracut-root-block-created" >/dev/sda1

+sync

+poweroff -f

+

diff --git a/test/TEST-03-USR-MOUNT/cryptroot-ask.sh b/test/TEST-03-USR-MOUNT/cryptroot-ask.sh

new file mode 100755

index 0000000..db27c5b

--- /dev/null

+++ b/test/TEST-03-USR-MOUNT/cryptroot-ask.sh

@@ -0,0 +1,6 @@

+#!/bin/sh

+

+[ -b /dev/mapper/$2 ] && exit 0

+echo -n test >/keyfile

+/sbin/cryptsetup luksOpen $1 $2 

+

diff --git a/test/TEST-03-USR-MOUNT/fstab b/test/TEST-03-USR-MOUNT/fstab

new file mode 100644

index 0000000..0e0a0e0

--- /dev/null

+++ b/test/TEST-03-USR-MOUNT/fstab

@@ -0,0 +1,2 @@

+/dev/sda2	/                       btrfs   defaults         0 0

+/dev/sda2	/usr                    btrfs   subvol=usr,ro    0 0

diff --git a/test/TEST-03-USR-MOUNT/hard-off.sh b/test/TEST-03-USR-MOUNT/hard-off.sh

new file mode 100755

index 0000000..12c3d5a

--- /dev/null

+++ b/test/TEST-03-USR-MOUNT/hard-off.sh

@@ -0,0 +1,3 @@

+#!/bin/sh

+getarg rd.shell || poweroff -f

+getarg failme && poweroff -f

diff --git a/test/TEST-03-USR-MOUNT/test-init.sh b/test/TEST-03-USR-MOUNT/test-init.sh

new file mode 100755

index 0000000..494313b

--- /dev/null

+++ b/test/TEST-03-USR-MOUNT/test-init.sh

@@ -0,0 +1,31 @@

+#!/bin/sh

+>/dev/watchdog

+export PATH=/sbin:/bin:/usr/sbin:/usr/bin

+strstr() { [ "${1#*$2*}" != "$1" ]; }

+CMDLINE=$(while read line; do echo $line;done < /proc/cmdline)

+plymouth --quit

+exec </dev/console >/dev/console 2>&1

+

+ismounted() {

+    while read a m a; do

+        [ "$m" = "$1" ] && return 0

+    done < /proc/mounts

+    return 1

+}

+

+if ismounted /usr; then

+    echo "dracut-root-block-success" >/dev/sdb

+fi

+export TERM=linux

+export PS1='initramfs-test:\w\$ '

+[ -f /etc/mtab ] || ln -sfn /proc/mounts /etc/mtab

+[ -f /etc/fstab ] || ln -sfn /proc/mounts /etc/fstab

+stty sane

+echo "made it to the rootfs!"

+if strstr "$CMDLINE" "rd.shell"; then

+	strstr "$(setsid --help)" "control" && CTTY="-c"

+	setsid $CTTY sh -i

+fi

+echo "Powering down."

+mount -n -o remount,ro /

+poweroff -f

diff --git a/test/TEST-03-USR-MOUNT/test.sh b/test/TEST-03-USR-MOUNT/test.sh

new file mode 100755

index 0000000..34a120f

--- /dev/null

+++ b/test/TEST-03-USR-MOUNT/test.sh

@@ -0,0 +1,132 @@

+#!/bin/bash

+

+TEST_DESCRIPTION="root filesystem on a btrfs filesystem with /usr subvolume"

+

+KVERSION=${KVERSION-$(uname -r)}

+

+# Uncomment this to debug failures

+#DEBUGFAIL="rd.shell rd.break"

+

+client_run() {

+    local test_name="$1"; shift

+    local client_opts="$*"

+

+    echo "CLIENT TEST START: $test_name"

+

+    dd if=/dev/zero of=$TESTDIR/result bs=1M count=1

+    $testdir/run-qemu \

+	-hda $TESTDIR/root.btrfs \

+	-hdb $TESTDIR/result \

+	-m 256M -nographic \

+	-net none -kernel /boot/vmlinuz-$KVERSION \

+	-watchdog ib700 -watchdog-action poweroff \

+	-append "root=LABEL=dracut $client_opts quiet rd.retry=3 rd.info console=ttyS0,115200n81 selinux=0 rd.debug $DEBUGFAIL" \

+	-initrd $TESTDIR/initramfs.testing

+

+    if (($? != 0)); then

+	echo "CLIENT TEST END: $test_name [FAILED - BAD EXIT]"

+        return 1

+    fi

+

+    if ! grep -m 1 -q dracut-root-block-success $TESTDIR/result; then

+	echo "CLIENT TEST END: $test_name [FAILED]"

+        return 1

+    fi

+    echo "CLIENT TEST END: $test_name [OK]"

+

+}

+

+test_run() {

+    client_run "no option specified, should fail" && return 1

+    client_run "readonly root" "ro" || return 1

+    client_run "writeable root" "rw" || return 1

+    return 0

+}

+

+test_setup() {

+    rm -f $TESTDIR/root.btrfs

+    # Create the blank file to use as a root filesystem

+    dd if=/dev/null of=$TESTDIR/root.btrfs bs=1M seek=160

+

+    kernel=$KVERSION

+    # Create what will eventually be our root filesystem onto an overlay

+    (

+	initdir=$TESTDIR/overlay/source

+	mkdir -p $initdir

+	. $basedir/dracut-functions.sh

+	dracut_install sh df free ls shutdown poweroff stty cat ps ln ip route \

+	    mount dmesg ifconfig dhclient mkdir cp ping dhclient \

+	    umount strace less setsid

+	for _terminfodir in /lib/terminfo /etc/terminfo /usr/share/terminfo; do

+            [ -f ${_terminfodir}/l/linux ] && break

+	done

+	dracut_install -o ${_terminfodir}/l/linux

+	inst "$basedir/modules.d/40network/dhclient-script.sh" "/sbin/dhclient-script"

+	inst "$basedir/modules.d/40network/ifup.sh" "/sbin/ifup"

+	dracut_install grep

+        inst_simple ./fstab /etc/fstab

+	inst ./test-init.sh /sbin/init

+	find_binary plymouth >/dev/null && dracut_install plymouth

+	(cd "$initdir"; mkdir -p dev sys proc etc var/run tmp )

+	cp -a /etc/ld.so.conf* $initdir/etc

+	sudo ldconfig -r "$initdir"

+    )

+

+    # second, install the files needed to make the root filesystem

+    (

+	initdir=$TESTDIR/overlay

+	. $basedir/dracut-functions.sh

+	dracut_install sfdisk mkfs.btrfs btrfs poweroff cp umount sync

+	inst_hook initqueue 01 ./create-root.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 udev-rules btrfs base rootfs-block kernel-modules" \

+	-d "piix ide-gd_mod ata_piix btrfs sd_mod" \

+        --nomdadmconf \

+        --nohardlink \

+	-f $TESTDIR/initramfs.makeroot $KVERSION || return 1

+

+    # Invoke KVM and/or QEMU to actually create the target filesystem.

+

+#    echo $TESTDIR/overlay

+#    echo $TESTDIR/initramfs.makeroot

+#exit 1

+    rm -rf $TESTDIR/overlay

+

+    $testdir/run-qemu \

+	-hda $TESTDIR/root.btrfs \

+	-m 256M -nographic -net none \

+	-kernel "/boot/vmlinuz-$kernel" \

+	-append "root=/dev/dracut/root rw rootfstype=btrfs quiet console=ttyS0,115200n81 selinux=0" \

+	-initrd $TESTDIR/initramfs.makeroot  || return 1

+    grep -m 1 -q dracut-root-block-created $TESTDIR/root.btrfs || return 1

+

+

+    (

+	initdir=$TESTDIR/overlay

+	. $basedir/dracut-functions.sh

+	dracut_install poweroff shutdown

+	inst_hook emergency 000 ./hard-off.sh

+	inst_simple ./99-idesymlinks.rules /etc/udev/rules.d/99-idesymlinks.rules

+    )

+    sudo $basedir/dracut.sh -l -i $TESTDIR/overlay / \

+	-a "debug watchdog" \

+        -o "network" \

+	-d "piix ide-gd_mod ata_piix btrfs sd_mod ib700wdt" \

+	-f $TESTDIR/initramfs.testing $KVERSION || return 1

+

+    rm -rf $TESTDIR/overlay

+

+#	-o "plymouth network md dmraid multipath fips caps crypt btrfs resume dmsquash-live dm"

+}

+

+test_cleanup() {

+    return 0

+}

+

+. $testdir/test-functions