<%page args="kernels, runtime_img, basearch, libdir, inroot, outroot, product, isolabel"/>
<%
configdir="tmp/config_files/ppc"
BOOTDIR="ppc"
GRUBDIR="boot/grub"
STAGE2IMG="images/install.img"
LORAXDIR="usr/share/lorax/"

## Don't allow spaces or escape characters in the iso label
def valid_label(ch):
    return ch.isalnum() or ch == '_'

isolabel = ''.join(ch if valid_label(ch) else '-' for ch in isolabel)

import os
from os.path import basename
from pylorax.sysutils import joinpaths

# Test the runtime_img, if it is > 4GiB we need to set -iso-level to 3
if os.stat(joinpaths(inroot, runtime_img)).st_size >= 4*1024**3:
    isoargs = "-iso-level 3"
else:
    isoargs = ""
%>

mkdir images
install ${runtime_img} ${STAGE2IMG}
treeinfo stage2 mainimage ${STAGE2IMG}

## install the bootloaders
##   ppc/chrp: for normal PPC systems.
##             uses /ppc/bootinfo.txt   in the iso root
##             uses /boot/grub/grub.cfg in the iso root
mkdir ${BOOTDIR}
## boot stuff for normal (CHRP/PREP) PPC systems
install ${configdir}/bootinfo.txt ${BOOTDIR}

mkdir ${GRUBDIR}/powerpc-ieee1275
## "()" means the current device to grub2
runcmd grub2-mkimage --format=powerpc-ieee1275 --directory=/usr/lib/grub/powerpc-ieee1275 --prefix="()/"${GRUBDIR} \
--output=${outroot}/${GRUBDIR}/powerpc-ieee1275/core.elf iso9660 ext2 ofnet net tftp http
install /usr/lib/grub/powerpc-ieee1275/*.mod ${GRUBDIR}/powerpc-ieee1275
install /usr/lib/grub/powerpc-ieee1275/*.lst ${GRUBDIR}/powerpc-ieee1275

install ${configdir}/grub.cfg.in     ${GRUBDIR}/grub.cfg
replace @PRODUCT@ '${product.name}'  ${GRUBDIR}/grub.cfg
replace @VERSION@ ${product.version} ${GRUBDIR}/grub.cfg
replace @ROOT@ 'inst.stage2=hd:LABEL=${isolabel|udev}' ${GRUBDIR}/grub.cfg

## Install kernel and bootloader config (in separate places for each arch)
%for kernel in kernels:
    <%
      bits = 64
      ## separate dirs/images for each arch
      KERNELDIR=BOOTDIR+"/ppc%s" % bits
    %>
    ## install kernel
    mkdir ${KERNELDIR}
    installkernel images-${kernel.arch} ${kernel.path} ${KERNELDIR}/vmlinuz
    installinitrd images-${kernel.arch} ${kernel.initrd.path} ${KERNELDIR}/initrd.img

    treeinfo images-${kernel.arch} zimage
%endfor

# Create optional product.img and updates.img
<% filegraft=""; images=["product", "updates"] %>
%for img in images:
    %if exists("%s/%s/" % (LORAXDIR, img)):
        installimg ${LORAXDIR}/${img}/ images/${img}.img
        treeinfo images-${basearch} ${img}.img images/${img}.img
        <% filegraft += " images/{0}.img={1}/images/{0}.img".format(img, outroot) %>
    %endif
%endfor

# Inherit iso-graft/ if it exists from external templates
<%
    import os
    if os.path.exists(workdir + "/iso-graft"):
        filegraft += " " + workdir + "/iso-graft"
%>

# Add the license files
%for f in glob("usr/share/licenses/*-release-common/*"):
    install ${f} ${f|basename}
    <% filegraft += " {0}={1}/{0}".format(basename(f), outroot) %>
%endfor

## make boot.iso
runcmd xorrisofs -v -U -J -R ${isoargs} \
        -o ${outroot}/images/boot.iso \
        -r -l -sysid PPC \
        -A "${product.name} ${product.version}" -V '${isolabel}' \
        -volset "${product.version}" -volset-size 1 -volset-seqno 1 \
        -chrp-boot \
        -graft-points \
        .discinfo=${outroot}/.discinfo \
        ${BOOTDIR}=${outroot}/${BOOTDIR} \
        ${GRUBDIR}=${outroot}/${GRUBDIR} \
        ${STAGE2IMG}=${outroot}/${STAGE2IMG} ${filegraft}

%for kernel in kernels:
    treeinfo images-${kernel.arch} boot.iso images/boot.iso
%endfor