This is an initial test suite for the NBD root. It does the basics, and
needs to be extended to check more parts of the configuration.
---
test/TEST-40-NBD/Makefile | 10 +++
test/TEST-40-NBD/client-init | 10 +++
test/TEST-40-NBD/dhcpd.conf | 29 +++++++
test/TEST-40-NBD/hard-off.sh | 2 +
test/TEST-40-NBD/hosts | 8 ++
test/TEST-40-NBD/server-init | 18 ++++
test/TEST-40-NBD/test.sh | 179 ++++++++++++++++++++++++++++++++++++++++++
7 files changed, 256 insertions(+), 0 deletions(-)
create mode 100644 test/TEST-40-NBD/Makefile
create mode 100755 test/TEST-40-NBD/client-init
create mode 100644 test/TEST-40-NBD/dhcpd.conf
create mode 100755 test/TEST-40-NBD/hard-off.sh
create mode 100644 test/TEST-40-NBD/hosts
create mode 100755 test/TEST-40-NBD/server-init
create mode 100755 test/TEST-40-NBD/test.sh
diff --git a/test/TEST-40-NBD/Makefile b/test/TEST-40-NBD/Makefile
new file mode 100644
index 0000000..bc0ddb6
--- /dev/null
+++ b/test/TEST-40-NBD/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-40-NBD/client-init b/test/TEST-40-NBD/client-init
new file mode 100755
index 0000000..dde5c16
--- /dev/null
+++ b/test/TEST-40-NBD/client-init
@@ -0,0 +1,10 @@
+#!/bin/sh
+exec >/dev/console 2>&1
+echo "nbd-OK" >/dev/sda
+export TERM=linux
+export PS1='nbdclient-test:\w\$ '
+stty sane
+echo "made it to the rootfs! Powering down."
+#sh -i
+mount -n -o remount,ro / &> /dev/null
+poweroff -f
diff --git a/test/TEST-40-NBD/dhcpd.conf b/test/TEST-40-NBD/dhcpd.conf
new file mode 100644
index 0000000..e7d5a08
--- /dev/null
+++ b/test/TEST-40-NBD/dhcpd.conf
@@ -0,0 +1,29 @@
+ddns-update-style none;
+
+use-host-decl-names true;
+
+subnet 192.168.50.0 netmask 255.255.255.0 {
+ option subnet-mask 255.255.255.0;
+ option routers 192.168.50.1;
+ next-server 192.168.50.1;
+ server-identifier 192.168.50.1;
+ option domain-name-servers 192.168.50.1;
+ option domain-search "example.com";
+ option domain-name "other.com";
+
+ group {
+ host nbd-1 {
+ hardware ethernet 52:54:00:12:34:00;
+ fixed-address 192.168.50.101;
+ }
+ }
+
+ group {
+ host nbd-2 {
+ option root-path "nbd:192.168.50.1:2000";
+
+ hardware ethernet 52:54:00:12:34:01;
+ fixed-address 192.168.50.101;
+ }
+ }
+}
diff --git a/test/TEST-40-NBD/hard-off.sh b/test/TEST-40-NBD/hard-off.sh
new file mode 100755
index 0000000..85fd849
--- /dev/null
+++ b/test/TEST-40-NBD/hard-off.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+getarg rdinitdebug || poweroff -f
diff --git a/test/TEST-40-NBD/hosts b/test/TEST-40-NBD/hosts
new file mode 100644
index 0000000..f8c18b6
--- /dev/null
+++ b/test/TEST-40-NBD/hosts
@@ -0,0 +1,8 @@
+127.0.0.1 localhost
+192.168.50.1 server
+192.168.50.2 server-ip
+192.168.50.3 server-proto-ip
+192.168.50.100 workstation1
+192.168.50.101 workstation2
+192.168.50.102 workstation3
+192.168.50.103 workstation4
diff --git a/test/TEST-40-NBD/server-init b/test/TEST-40-NBD/server-init
new file mode 100755
index 0000000..1bdc4cc
--- /dev/null
+++ b/test/TEST-40-NBD/server-init
@@ -0,0 +1,18 @@
+#!/bin/sh
+export TERM=linux
+export PS1='nbdtest-server:\w\$ '
+stty sane
+echo "made it to the rootfs!"
+echo server > /proc/sys/kernel/hostname
+ip addr add 127.0.0.1/8 dev lo
+ip link set lo up
+ip addr add 192.168.50.1/24 dev eth0
+ip link set eth0 up
+nbd-server 2000 /dev/sdb -C /dev/null
+>/var/lib/dhcpd/dhcpd.leases
+dhcpd
+sh -i
+# Wait forever for the VM to die
+while sleep 60; do sleep 60; done
+mount -n -o remount,ro /
+poweroff -f
diff --git a/test/TEST-40-NBD/test.sh b/test/TEST-40-NBD/test.sh
new file mode 100755
index 0000000..aabe916
--- /dev/null
+++ b/test/TEST-40-NBD/test.sh
@@ -0,0 +1,179 @@
+#!/bin/bash
+TEST_DESCRIPTION="root filesystem on NBD"
+
+KVERSION=${KVERSION-$(uname -r)}
+
+# Uncomment this to debug failures
+#DEBUGFAIL="rdinitdebug rdnetdebug rdbreak"
+
+run_server() {
+ # Start server first
+ echo "NBD TEST SETUP: Starting DHCP/NFS server"
+
+ $testdir/run-qemu -hda server.ext2 -hdb nbd.ext2 -m 512M -nographic \
+ -net nic,macaddr=52:54:00:12:34:56,model=e1000 \
+ -net socket,mcast=230.0.0.1:1234 \
+ -serial udp:127.0.0.1:9999 \
+ -kernel /boot/vmlinuz-$KVERSION \
+ -append "root=/dev/sda rw quiet console=ttyS0,115200n81" \
+ -initrd initramfs.server -pidfile server.pid -daemonize || return 1
+ sudo chmod 644 server.pid || return 1
+
+ # Cleanup the terminal if we have one
+ tty -s && stty sane
+
+ echo Sleeping 10 seconds to give the server a head start
+ sleep 10
+}
+
+client_test() {
+ local test_name="$1"
+ local mac=$2
+ local cmdline="$3"
+
+ echo "CLIENT TEST START: $test_name"
+
+ # Clear out the flags for each test
+ if ! dd if=/dev/zero of=flag.img bs=1M count=1; then
+ echo "Unable to make client sda image" 1>&2
+ return 1
+ fi
+
+ $testdir/run-qemu -hda flag.img -m 512M -nographic \
+ -net nic,macaddr=$mac,model=e1000 \
+ -net socket,mcast=230.0.0.1:1234 \
+ -kernel /boot/vmlinuz-$KVERSION \
+ -append "$cmdline $DEBUGFAIL ro quiet console=ttyS0,115200n81" \
+ -initrd initramfs.testing
+
+ if [[ $? -ne 0 ]] || ! grep -m 1 -q nbd-OK flag.img; then
+ echo "CLIENT TEST END: $test_name [FAILED - BAD EXIT]"
+ return 1
+ fi
+
+ echo "CLIENT TEST END: $test_name [OK]"
+}
+
+test_run() {
+ if ! run_server; then
+ echo "Failed to start server" 1>&2
+ return 1
+ fi
+
+ client_test "NBD root=nbd:..." 52:54:00:12:34:00 \
+ "root=nbd:192.168.50.1:2000" || return 1
+
+ client_test "NBD root=nbd nbdroot=srv:port" 52:54:00:12:34:00 \
+ "root=nbd nbdroot=192.168.50.1:2000" || return 1
+
+ client_test "NBD root=dhcp nbdroot=srv:port" 52:54:00:12:34:00 \
+ "root=dhcp nbdroot=192.168.50.1:2000" || return 1
+
+ client_test "NBD root=nbd nbdroot=srv,port" 52:54:00:12:34:00 \
+ "root=nbd nbdroot=192.168.50.1,2000" || return 1
+
+ client_test "NBD root=dhcp nbdroot=srv,port" 52:54:00:12:34:00 \
+ "root=dhcp nbdroot=192.168.50.1,2000" || return 1
+
+ client_test "NBD root=dhcp DHCP root-path nbd:srv:port" 52:54:00:12:34:01 \
+ "root=dhcp" || return 1
+}
+
+make_client_root() {
+ dd if=/dev/zero of=nbd.ext2 bs=1M count=30
+ mke2fs -F nbd.ext2
+ mkdir mnt
+ sudo mount -o loop nbd.ext2 mnt
+
+ kernel=$KVERSION
+ (
+ initdir=mnt
+ . $basedir/dracut-functions
+ dracut_install sh ls shutdown poweroff stty cat ps ln ip \
+ /lib/terminfo/l/linux dmesg mkdir cp ping
+ inst ./client-init /sbin/init
+ (
+ cd "$initdir";
+ mkdir -p dev sys proc etc var/run tmp
+ )
+ inst /etc/nsswitch.conf /etc/nsswitch.conf
+ inst /etc/passwd /etc/passwd
+ inst /etc/group /etc/group
+ for i in /lib*/libnss_files**;do
+ inst_library $i
+ done
+
+ ldconfig -n -r "$initdir" /lib* /usr/lib*
+ )
+
+ sudo umount mnt
+ rm -fr mnt
+}
+
+make_server_root() {
+ dd if=/dev/zero of=server.ext2 bs=1M count=30
+ mke2fs -F server.ext2
+ mkdir mnt
+ sudo mount -o loop server.ext2 mnt
+
+ kernel=$KVERSION
+ (
+ initdir=mnt
+ . $basedir/dracut-functions
+ dracut_install sh ls shutdown poweroff stty cat ps ln ip \
+ /lib/terminfo/l/linux dmesg mkdir cp ping grep dhcpd \
+ sleep nbd-server
+ inst ./server-init /sbin/init
+ inst ./hosts /etc/hosts
+ inst ./dhcpd.conf /etc/dhcpd.conf
+ (
+ cd "$initdir";
+ mkdir -p dev sys proc etc var/run var/lib/dhcpd tmp
+ )
+ inst /etc/nsswitch.conf /etc/nsswitch.conf
+ inst /etc/passwd /etc/passwd
+ inst /etc/group /etc/group
+ for i in /lib*/libnss_files**;do
+ inst_library $i
+ done
+
+ ldconfig -n -r "$initdir" /lib* /usr/lib*
+ )
+
+ sudo umount mnt
+ rm -fr mnt
+}
+
+test_setup() {
+ make_client_root || return 1
+ make_server_root || return 1
+
+ # Make the test image
+ (
+ initdir=overlay
+ . $basedir/dracut-functions
+ dracut_install poweroff shutdown
+ inst_simple ./hard-off.sh /emergency/01hard-off.sh
+ )
+
+ sudo $basedir/dracut -l -i overlay / \
+ -m "dash crypt lvm mdraid udev-rules rootfs-block base debug" \
+ -d "ata_piix ext2 sd_mod e1000" \
+ -f initramfs.server $KVERSION || return 1
+
+ sudo $basedir/dracut -l -i overlay / \
+ -m "dash crypt lvm mdraid udev-rules base rootfs-block nbd debug" \
+ -d "ata_piix ext2 sd_mod e1000" \
+ -f initramfs.testing $KVERSION || return 1
+}
+
+test_cleanup() {
+ if [[ -s server.pid ]]; then
+ sudo kill -TERM $(cat server.pid)
+ rm -f server.pid
+ fi
+ rm -fr overlay mnt
+ rm -f flag.img server.ext2 nbd.ext2 initramfs.server initramfs.testing
+}
+
+. $testdir/test-functions
--
1.6.0.6
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