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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 <<EOF
+,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 $2 </keyfile
+
diff --git a/test/TEST-03-USR-MOUNT/fstab b/test/TEST-03-USR-MOUNT/fstab
new file mode 100644
index 0000000..0e0a0e0
--- /dev/null
+++ b/test/TEST-03-USR-MOUNT/fstab
@@ -0,0 +1,2 @@
+/dev/sda2 / btrfs defaults 0 0
+/dev/sda2 /usr btrfs subvol=usr,ro 0 0
diff --git a/test/TEST-03-USR-MOUNT/hard-off.sh b/test/TEST-03-USR-MOUNT/hard-off.sh
new file mode 100755
index 0000000..12c3d5a
--- /dev/null
+++ b/test/TEST-03-USR-MOUNT/hard-off.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+getarg rd.shell || poweroff -f
+getarg failme && poweroff -f
diff --git a/test/TEST-03-USR-MOUNT/test-init.sh b/test/TEST-03-USR-MOUNT/test-init.sh
new file mode 100755
index 0000000..494313b
--- /dev/null
+++ b/test/TEST-03-USR-MOUNT/test-init.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+>/dev/watchdog
+export PATH=/sbin:/bin:/usr/sbin:/usr/bin
+strstr() { [ "${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
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