#!/bin/bash
set -e

VERSION=v0.0.1

cd $(dirname $0)/..

source scripts/build-common

mkdir -p ${BUILD}/initrd ${DIST}/artifacts

echo Extracting ${ARTIFACTS}/os-base.tar.xz
tar xJf ${ARTIFACTS}/os-base.tar.xz -C ${BUILD}

cp /etc/ssl/certs/ca-certificates.crt ${ARTIFACTS}/ca.crt
cp /etc/ssl/certs/ca-certificates.crt ${BUILD}/initrd/ca.crt
cp ${BUILD}/dist/rootfs.tar ${ARTIFACTS}

rm -rf ${BUILD}/initrd/lib
cp -rf ${BUILD}/dist/kernel/lib ${BUILD}/initrd
(
    cd ${BUILD}/initrd/lib/modules
    # Taken from boot2docker
    # Remove useless kernel modules, based on unclejack/debian2docker
    rm -rf ./*/kernel/sound/*
    rm -rf ./*/kernel/drivers/gpu/*
    rm -rf ./*/kernel/drivers/infiniband/*
    rm -rf ./*/kernel/drivers/isdn/*
    rm -rf ./*/kernel/drivers/media/*
    rm -rf ./*/kernel/drivers/staging/lustre/*
    rm -rf ./*/kernel/drivers/staging/comedi/*
    rm -rf ./*/kernel/fs/ocfs2/*
    rm -rf ./*/kernel/net/bluetooth/*
    rm -rf ./*/kernel/net/mac80211/*
    rm -rf ./*/kernel/net/wireless/*
)
cp -f ${ARTIFACTS}/docker* ${BUILD}/initrd/docker
chmod +x ${BUILD}/initrd/docker

cp ${BUILD}/dist/kernel/bzImage ${DIST}/artifacts/vmlinuz

tar xf ${BUILD}/dist/rootfs-static.tar -C ${BUILD}/initrd --strip-components=2 ./bin/busybox

if ! docker info >/dev/null 2>&1 && [ -x "$(which wrapdocker)" ]; then
    wrapdocker
fi

>${BUILD}/tags
for i in scripts/dockerimages/[0-9]*; do
    tag=$(echo $i | cut -f2 -d-)
    echo Building $tag
    docker build -t $tag -f $i .
    docker build -t ${tag}:${VERSION} -f $i .
    echo $tag >> ${BUILD}/tags
done

echo Creating images.tar
docker save $(<${BUILD}/tags) > ${BUILD}/initrd/images.tar