diff options
Diffstat (limited to 'debian/tests/test-common')
| -rw-r--r-- | debian/tests/test-common | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/debian/tests/test-common b/debian/tests/test-common new file mode 100644 index 0000000..981aafe --- /dev/null +++ b/debian/tests/test-common @@ -0,0 +1,204 @@ +# -*- mode: sh -*- + +# Find kernel flavour and release +KVER= +for flavour in $SUPPORTED_FLAVOURS; do + KVER="$(dpkg-query -Wf '${Depends}' "linux-image-${flavour}" 2>/dev/null | tr ',' '\n' | sed -n 's/^ *linux-image-\([-a-z0-9+.]*\).*/\1/p')" + if [ "$KVER" ]; then + break + fi +done +if [ -z "$KVER" ]; then + echo >&2 "E: Test must set SUPPORTED_FLAVOURS and depend on those flavours" + exit 2 +fi + +case "$(dpkg --print-architecture)" in +arm64) + # The Ubuntu arm64 autopkgtest runs rarely into the 1200 seconds timeout. + QEMU_TIMEOUT=1800 + ;; +armhf) + # qemu-busybox on Ubuntu armhf runs into the 300 seconds timeout. + QEMU_TIMEOUT=600 + ;; +ppc64el) + # Slowest execution seen in Ubuntu ppc64el autopkgtest: 230 seconds + QEMU_TIMEOUT=600 + ;; +*) + QEMU_TIMEOUT=120 +esac + +if [ -n "${AUTOPKGTEST_TMP-}" ]; then + export TMPDIR="${AUTOPKGTEST_TMP}" +fi + +BASEDIR="$(mktemp -d -t initramfs-test.XXXXXXXXXX)" + +# Skeleton configuration directory +CONFDIR="${BASEDIR}/config" +mkdir -p "${CONFDIR}" +cp conf/initramfs.conf "${CONFDIR}/initramfs.conf" +echo "RESUME=none" >>"${CONFDIR}/initramfs.conf" +mkdir "${CONFDIR}/hooks" +touch "${CONFDIR}/modules" +mkdir "${CONFDIR}/scripts" + +# initramfs image file +INITRAMFS="${BASEDIR}/initrd.img" + +# root disk image file +ROOTDISK="${BASEDIR}/rootdisk.raw" + +# root disk interface type (for qemu) and device name (for Linux) +test -n "${ROOTDISK_QEMU_IF}" || ROOTDISK_QEMU_IF=virtio +test -n "${ROOTDISK_LINUX_NAME}" || ROOTDISK_LINUX_NAME=vda + +# Create a root fs with a trivial userspace +ROOTDIR="${BASEDIR}/rootdir" +INIT_MESSAGE='root fs init system started successfully' +for subdir in "" dev proc run sys usr usr/bin usr/lib usr/lib64 usr/sbin; do + mkdir "${ROOTDIR}/${subdir}" +done +for subdir in bin lib lib64 sbin; do + ln -s "usr/$subdir" "${ROOTDIR}/${subdir}" +done +cat >"${ROOTDIR}/sbin/init" <<EOF +#!/bin/sh -e +test -b /dev/${ROOTDISK_LINUX_NAME} +test -d /proc/1 +test -d /run/initramfs +test -d /sys/class +test -d /usr/bin +echo '${INIT_MESSAGE}' +poweroff +EOF +chmod a+x "${ROOTDIR}/sbin/init" +cp /usr/lib/klibc/bin/sh "${ROOTDIR}/bin/sh" +cp /usr/lib/klibc/bin/poweroff "${ROOTDIR}/bin/poweroff" +cp "$(dpkg -L libklibc | grep '/klibc-.*\.so$')" "${ROOTDIR}/lib/" + +# VM output file +OUTPUT="${BASEDIR}/output.log" + +prepare_network_dumping_rootfs() { + local root_dir="${1-$ROOTDIR}" + cat >"${root_dir}/usr/sbin/init" <<EOF +#!/bin/sh +echo "I: Executing /usr/sbin/init from root fs" +# Stop the kernel from spamming the output +current_printk=\$(sysctl kernel.printk) +sysctl -w kernel.printk="4 4 1 7" +# Run twice, once for the human, once for the test harness +echo "I: ip addr" +ip addr +echo "I: ip route" +ip route +echo "I: ip -6 route" +ip -6 route +for file in /run/net*.conf; do + [ -f \$file ] || continue; + echo "########## \$file ##########" + cat \$file + echo "########################################" +done +echo "########## hostname ##########" +cat /proc/sys/kernel/hostname +echo "########################################" +echo "########## ip -json addr ##########" +ip -json addr +echo "########################################" +echo "########## ip -json route ##########" +ip -json route +echo "########################################" +echo "########## ip -json -6 route ##########" +ip -json -6 route +echo "########################################" +echo "########## ps -ww aux ##########" +ps -ww aux +echo "########################################" +sysctl -w "\${current_printk}" +echo '${INIT_MESSAGE}' +poweroff +EOF + + . /usr/share/initramfs-tools/hook-functions + verbose=y + DESTDIR="$root_dir" + for binary in /usr/bin/cat /usr/bin/ip /usr/bin/ps /usr/sbin/sysctl; do + copy_exec "$binary" + done +} + +build_initramfs() { + echo "build_initramfs: /usr/sbin/mkinitramfs -d ${CONFDIR} -o ${INITRAMFS} ${KVER}" + /usr/sbin/mkinitramfs -d "${CONFDIR}" -o "${INITRAMFS}" "${KVER}" +} + +build_fs_ext2() { + local dir="${1}" + local disk="${2}" + + # Get directory size + local blocks="$(du --summarize "${dir}" | cut -f 1)" + local inodes="$(du --summarize --inodes "${dir}" | cut -f 1)" + + # Add fudge factor + blocks="$((blocks + 28 + blocks / 4))" + inodes="$((inodes + 10))" + + # genext2fs writes status messages to stderr; hide that from + # autopkgtest + genext2fs 2>&1 -b "${blocks}" -N "${inodes}" -U -d "${dir}" "${disk}" +} + +build_rootfs_ext2() { + build_fs_ext2 "${ROOTDIR}" "${ROOTDISK}" +} + +_run_qemu() { + local extra_params="$*" + + echo "I: Running qemu (with a timeout of $QEMU_TIMEOUT seconds)..." + timeout --foreground "$QEMU_TIMEOUT" \ + debian/tests/run-qemu /boot/vmlinu*-"${KVER}" "${INITRAMFS}" \ + "root=/dev/${ROOTDISK_LINUX_NAME} ${extra_params}" -nographic \ + -drive "file=${ROOTDISK},if=${ROOTDISK_QEMU_IF},media=disk,format=raw" \ + ${USRDISK:+-drive "file=${USRDISK},if=${USRDISK_QEMU_IF},media=disk,format=raw"} \ + -device "virtio-net-pci,netdev=lan0,mac=52:54:00:65:43:21" \ + -netdev "user,id=lan0,net=10.0.3.0/24,ipv6-net=fec7::/48,hostname=pizza,dnssearch=test,domainname=example.com,bootfile=/path/to/bootfile2" \ + -device "virtio-net-pci,netdev=lan1,mac=52:54:00:12:34:56" \ + -netdev "user,id=lan1,hostname=goulash,dnssearch=example,dnssearch=example.net,domainname=test,bootfile=/path/to/bootfile" \ + -chardev stdio,id=char0 -serial chardev:char0 | tee "${OUTPUT}" +} + +run_qemu_nocheck() { + # hide error messages from autopkgtest + _run_qemu 2>&1 "$@" +} + +run_qemu() { + _run_qemu "panic=-1 $*" + grep -qF "${INIT_MESSAGE}" "${OUTPUT}" +} + +check_no_output() { + local msg="$1" + if grep -qF "${msg}" "${OUTPUT}"; then + echo >&2 "E: Message '${msg}' found in log output '${OUTPUT}." + exit 1 + fi +} + +check_output() { + local msg="$1" + if ! grep -qF "${msg}" "${OUTPUT}"; then + echo >&2 "E: Message '${msg}' not found in log output '${OUTPUT}." + exit 1 + fi +} + +check_no_network_configuration() { + check_no_output "Waiting up to 180 secs for" +} |