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|
#!/bin/sh
# Install pkgbase packages for loader, kernel, and enough of userland to boot
# in QEMU and echo "Hello world." from init, as a very quick smoke test for CI.
# Uses QEMU's virtual FAT filesystem to avoid the need to create a disk image.
# While designed for CI automated testing, this script can also be run by hand
# as a quick smoke-test as long as pkgbase packages have been built. The
# rootgen.sh and related scripts generate much more extensive tests for many
# combinations of boot env (ufs, zfs, geli, etc).
#
# $FreeBSD$
set -e
die()
{
echo "$*" 1>&2
exit 1
}
tempdir_cleanup()
{
trap - EXIT SIGINT SIGHUP SIGTERM SIGQUIT
rm -rf ${WORKDIR}
}
tempdir_setup()
{
# Create minimal directory structure and populate it.
for dir in dev bin efi/boot etc lib libexec sbin usr/lib usr/libexec; do
mkdir -p ${ROOTDIR}/${dir}
done
# Install kernel, loader and minimal userland.
cat<<EOF >${ROOTDIR}/pkg.conf
REPOS_DIR=[]
repositories={local {url = file://$(dirname $OBJTOP)/repo/\${ABI}/latest}}
EOF
ASSUME_ALWAYS_YES=true INSTALL_AS_USER=true pkg \
-o ABI_FILE=$OBJTOP/bin/sh/sh \
-C ${ROOTDIR}/pkg.conf -r ${ROOTDIR} install \
FreeBSD-kernel-generic FreeBSD-bootloader \
FreeBSD-clibs FreeBSD-runtime
# Put loader in standard EFI location.
mv ${ROOTDIR}/boot/loader.efi ${ROOTDIR}/efi/boot/$EFIBOOT
# Configuration files.
cat > ${ROOTDIR}/boot/loader.conf <<EOF
vfs.root.mountfrom="msdosfs:/dev/$ROOTDEV"
autoboot_delay=-1
boot_verbose=YES
EOF
cat > ${ROOTDIR}/etc/rc <<EOF
#!/bin/sh
echo "Hello world."
/sbin/sysctl vm.stats.vm.v_wire_count
/sbin/shutdown -p now
EOF
# Entropy needed to boot, see r346250 and followup commits/discussion.
dd if=/dev/random of=${ROOTDIR}/boot/entropy bs=4k count=1
# Remove unnecessary files to keep FAT filesystem size down.
rm -rf ${ROOTDIR}/METALOG ${ROOTDIR}/usr/lib
}
# Locate the top of the source tree, to run make install from.
: ${SRCTOP:=$(make -V SRCTOP)}
if [ -z "${SRCTOP}" ]; then
die "Cannot locate top of source tree"
fi
: ${OBJTOP:=$(make -V OBJTOP)}
if [ -z "${OBJTOP}" ]; then
die "Cannot locate top of object tree"
fi
: ${TARGET:=$(uname -m)}
case $TARGET in
amd64)
# Locate the uefi firmware file used by qemu.
: ${OVMF:=/usr/local/share/qemu/edk2-x86_64-code.fd}
if [ ! -r "${OVMF}" ]; then
die "Cannot read UEFI firmware file ${OVMF}"
fi
QEMU="qemu-system-x86_64 -drive if=pflash,format=raw,readonly,file=${OVMF}"
EFIBOOT=BOOTx64.EFI
ROOTDEV=ada0s1
;;
arm64)
QEMU="qemu-system-aarch64 -cpu cortex-a57 -M virt -bios edk2-aarch64-code.fd"
EFIBOOT=BOOTAA64.EFI
ROOTDEV=vtbd0s1
;;
*)
die "Unknown TARGET:TARGET_ARCH $TARGET:$TARGET_ARCH"
esac
# Create a temp dir to hold the boot image.
WORKDIR=$(mktemp -d -t ci-qemu-test-fat-root)
ROOTDIR=${WORKDIR}/stage-root
trap tempdir_cleanup EXIT SIGINT SIGHUP SIGTERM SIGQUIT
# Populate the boot image in a temp dir.
( cd ${SRCTOP} && tempdir_setup )
# Using QEMU's virtual FAT support is much faster than creating a disk image,
# but only supports about 500MB. Fall back to creating a disk image if the
# staged root is too large.
hda="fat:${ROOTDIR}"
rootsize=$(du -skA ${ROOTDIR} | sed 's/[[:space:]].*$//')
if [ $rootsize -gt 512000 ]; then
echo "Root size ${rootsize}K too large for QEMU virtual FAT" >&2
makefs -t msdos -s 1g $WORKDIR/image.fat $ROOTDIR
mkimg -s mbr -p efi:=$WORKDIR/image.fat -o $WORKDIR/image.mbr
hda="$WORKDIR/image.mbr"
fi
# And, boot in QEMU.
: ${BOOTLOG:=${TMPDIR:-/tmp}/ci-qemu-test-boot.log}
timeout 300 \
$QEMU -m 256M -nodefaults \
-serial stdio -vga none -nographic -monitor none \
-snapshot -hda $hda 2>&1 | tee ${BOOTLOG}
# Check whether we succesfully booted...
if grep -q 'Hello world.' ${BOOTLOG}; then
echo "OK"
else
die "Did not boot successfully, see ${BOOTLOG}"
fi
|
