#!/bin/bash
set -e

cd $(dirname $0)/..

source scripts/build-common

cp bin/rancheros ${BUILD}/initrd/init
cp scripts/dockerimages/scripts/os-dockerfile ${BUILD}/initrd/Dockerfile

cd ${BUILD}/initrd

if [ "--dev" = "$1" ]; then
    find | cpio -H newc -o > ${DIST}/artifacts/initrd
    cp ${DIST}/artifacts/initrd ${DIST}/artifacts/initrd.none
else
    find | cpio -H newc -o | lzma -c > ${DIST}/artifacts/initrd
fi

CD=${BUILD}/cd

mkdir -p ${CD}/boot/isolinux
cp ${DIST}/artifacts/vmlinuz ${CD}/boot
cp ${DIST}/artifacts/initrd ${CD}/boot
cp /usr/lib/syslinux/isolinux.bin ${CD}/boot/isolinux
cp /usr/lib/syslinux/linux.c32 ${CD}/boot/isolinux/ldlinux.c32
cat > ${CD}/boot/isolinux/isolinux.cfg << EOF
default rancheros
label rancheros
    kernel /boot/vmlinuz
    initrd /boot/initrd
    append quiet

prompt 1
timeout 1
EOF

# Copied from boot2docker, thanks.
cd ${CD}
    xorriso \
        -publisher "Rancher Labs, Inc." \
        -as mkisofs \
        -l -J -R -V "RancherOS" \
        -no-emul-boot -boot-load-size 4 -boot-info-table \
        -b boot/isolinux/isolinux.bin -c boot/isolinux/boot.cat \
        -isohybrid-mbr /usr/lib/syslinux/isohdpfx.bin \
        -o ${DIST}/artifacts/rancheros.iso $(pwd)