Multiboot2 nginx example script

mb2_test.sh

APP_NAME=nginx_qemu-x86_64

# TODO: Add path
APP_DIR=
UK_DIR=${APP_DIR}/workdir/unikraft
UK_SCRIPTS_DIR=workdir/unikraft/support/scripts

# NOTE: This is a workaround for qemu's -append option
# The contents of cmdline_params.txt will be passed to the mkukimg script
touch cmdline_params.txt
echo netdev.ip=172.44.0.2/24:172.44.0.1:8.8.8.8 -- > cmdline_params.txt
CMD_SRC=$PWD/cmdline_params.txt

ISO_OUT=$PWD/mb2_test.iso

# Clean and Build
cd ${APP_DIR}
make clean
make -j $(nproc)

# Rebuild initrd.cpio
rm initrd.cpio
./${UK_SCRIPTS_DIR}/mkcpio initrd.cpio rootfs

# Build .iso image
./${UK_SCRIPTS_DIR}/mkukimg \
    -k ${APP_DIR}/workdir/build/${APP_NAME} \
    -b grubmb2 \
    -c ${CMD_SRC} \
    -i ${APP_DIR}/initrd.cpio \
    -a X64 \
    -o ${ISO_OUT}

# Remove previously created network interfaces.
{
sudo ip link set dev tap0 down
sudo ip link del dev tap0
sudo ip link set dev virbr0 down
sudo ip link del dev virbr0
} > /dev/null 2>&1

# Create bridge interface for QEMU networking.
sudo ip link add dev virbr0 type bridge
sudo ip address add 172.44.0.1/24 dev virbr0
sudo ip link set dev virbr0 up

# Launch qemu
sudo qemu-system-x86_64 \
    -cdrom ${ISO_OUT} \
    -boot d \
    --no-reboot \
    -nographic \
    -enable-kvm \
    -cpu max \
    -m 8M \
    --netdev bridge,id=en0,br=virbr0 \
    -device virtio-net-pci,netdev=en0