#!/bin/bash

if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
    set -x
fi

set -eux
set -o pipefail

TMP_BOOTLOADER_DIR=/tmp/bootloader_files
mkdir -p $TMP_BOOTLOADER_DIR

#fedora
if [ $DISTRO_NAME = "fedora" ]; then
    GRUB_FILE="/boot/efi/EFI/fedora/grubx64.efi"
    SHIM_FILE="/boot/efi/EFI/fedora/shim.efi"
    SYSLINUX_FILE="/usr/share/syslinux/isolinux.bin"
    LDLINUX_FILE="/usr/share/syslinux/ldlinux.c32"
#centos
elif [ $DISTRO_NAME = "centos" ]; then
    GRUB_FILE="/boot/efi/EFI/centos/grubx64.efi"
    SHIM_FILE="/boot/efi/EFI/centos/shimx64-centos.efi"
    SYSLINUX_FILE="/usr/share/syslinux/isolinux.bin"
    LDLINUX_FILE="/usr/share/syslinux/ldlinux.c32"
#debian/ubuntu
elif [ $DISTRO_NAME = "ubuntu" || $DISTRO_NAME = "debian" ]; then
    GRUB_FILE="/usr/lib/grub/x86_64-efi-signed/grubx64.efi.signed"
    SHIM_FILE="/usr/lib/shim/shimx64.efi.signed"
    SYSLINUX_FILE="/usr/lib/ISOLINUX/isolinux.bin"
    LDLINUX_FILE="/usr/lib/syslinux/modules/bios/ldlinux.c32"
#rhel7
elif [ $DISTRO_NAME = "rhel7" ]; then
    GRUB_FILE="/boot/efi/EFI/redhat/grubx64.efi"
    SHIM_FILE="/boot/efi/EFI/redhat/shim.efi"
    SYSLINUX_FILE="/usr/share/syslinux/isolinux.bin"
    LDLINUX_FILE="/usr/share/syslinux/ldlinux.c32"
#other
else
    GRUB_FILE="/usr/lib/grub/x86_64-efi-signed/grubx64.efi.signed"
    SHIM_FILE="/usr/lib/shim/shimx64.efi.signed"
    SYSLINUX_FILE="/usr/lib/ISOLINUX/isolinux.bin"
    LDLINUX_FILE="/usr/lib/syslinux/modules/bios/ldlinux.c32"
fi

cp $GRUB_FILE $TMP_BOOTLOADER_DIR
cp $SHIM_FILE $TMP_BOOTLOADER_DIR
cp $SYSLINUX_FILE $TMP_BOOTLOADER_DIR

# On some operating systems signed bootloader packages install
# files with read permissions for root only, whereas some for all
# the users.
chmod --recursive +r $TMP_BOOTLOADER_DIR

# Starting from SYSLINUX 5.00, the isolinux.bin is dependent
# on ldlinux.c32.
# http://www.syslinux.org/wiki/index.php/Library_modules
if [ -f "$LDLINUX_FILE" ]; then
    cp $LDLINUX_FILE $TMP_BOOTLOADER_DIR
fi