#! /bin/bash

# Custom menu to ensure that we boot correctly
# from local disk on UEFI
# https://github.com/openSUSE/agama/issues/1609
# KIWI config

set -e

dst="$1"

if [ ! -d "$dst" ]; then
  echo "fix_bootconfig.x86_64: image dir \"$dst\" not found"
  exit 1
fi

# KIWI config which should normally be inherited
# from a parent process in our case xorriso
# but that's not the case.
test -f $dst/.profile && . $dst/.profile

arch=$(uname -m)
profile=$(echo "$kiwi_profiles" | tr "_" " ")
label="$profile ($arch)"

if [ -d "$dst/boot/grub2/themes/SLE" ]; then
  theme="SLE"
else
  theme="openSUSE"
fi

#
# Create grub.cfg
#
cat >$dst/boot/grub2/grub.cfg <<XXX
# Agama generated grub2 config file
insmod serial
insmod read

set btrfs_relative_path="y"
export btrfs_relative_path
set default=0
if [ -n "\${iso_path}" ]; then
    isoboot="iso-scan/filename=\${iso_path}"
fi
set timeout=60
set timeout_style=menu
if [ "\${grub_platform}" = "efi" ]; then
    echo "Please press 't' to show the boot menu on this console"
fi
set gfxmode=auto
set font=(\$root)/boot/x86_64/loader/grub2/fonts/unicode.pf2
set ascii_font=grub2/themes/$theme/ascii.pf2
set sans_bold_14_font=grub2/themes/$theme/DejaVuSans-Bold14.pf2
set sans_10_font=grub2/themes/$theme/DejaVuSans10.pf2
set sans_12_font=grub2/themes/$theme/DejaVuSans12.pf2
if [ -f \${font} ];then
    loadfont \${font}
fi
if [ -f (\$root)/boot/\${ascii_font} ];then
    loadfont (\$root)/boot/\${ascii_font}
fi
if [ -f (\$root)/boot/\${sans_bold_14_font} ];then
    loadfont (\$root)/boot/\${sans_bold_14_font}
fi
if [ -f (\$root)/boot/\${sans_10_font} ];then
    loadfont (\$root)/boot/\${sans_10_font}
fi
if [ -f (\$root)/boot/\${sans_12_font} ];then
    loadfont (\$root)/boot/\${sans_12_font}
fi
if [ -f (\$root)/boot/grub2/themes/$theme/theme.txt ];then
    set theme=(\$root)/boot/grub2/themes/$theme/theme.txt
fi

# if serial port is successfully configured allow input/output to it as well
if serial --unit=0 --speed=9600; then
    terminal_input console serial
    terminal_output gfxterm serial
    set extra_output=serial
    # this detects that a serial port is present but that does not mean a serial
    # console is attached there so we cannot for example disable plymouth
else
    terminal_input console
    terminal_output gfxterm
fi

if [ "\${grub_platform}" != "efi" ]; then
    # classic BIOS boot, try booting from MBR from the first disk
    menuentry "Boot from Hard Disk" --class os --unrestricted {
        insmod file

        # check if the first disk contains a valid boot sector
        if file --is-x86-bios-bootsector (hd0)+1; then
            chainloader (hd0)+1
        else
            echo "The first disk does not seem to be bootable."
            echo ""
            echo "If you are sure the system can boot from hard disk"
            echo "then remove the installation medium and reboot the machine."
            echo ""
            echo "Press Enter to return ..."
            read -s
        fi
    }
fi

menuentry "Install $label" --class os --unrestricted {
    set gfxpayload=keep
    echo Loading kernel...
    linux (\$root)/boot/x86_64/loader/linux \${isoboot} splash=silent \${plymouth} \${live_options}
    echo Loading initrd...
    initrd (\$root)/boot/x86_64/loader/initrd
}
menuentry "Failsafe -- Install $label" --class os --unrestricted {
    set gfxpayload=keep
    echo Loading kernel...
    linux (\$root)/boot/x86_64/loader/linux \${isoboot} ide=nodma apm=off noresume edd=off nomodeset 3 \${live_options}
    echo Loading initrd...
    initrd (\$root)/boot/x86_64/loader/initrd
}
menuentry "Check Installation Medium" --class os --unrestricted {
    set gfxpayload=keep
    echo Loading kernel...
    linux (\$root)/boot/x86_64/loader/linux mediacheck=1 plymouth.enable=0 \${isoboot} \${live_options}
    echo Loading initrd...
    initrd (\$root)/boot/x86_64/loader/initrd
}
menuentry "Rescue System" --class os --unrestricted {
    set gfxpayload=keep
    echo Loading kernel...
    linux (\$root)/boot/x86_64/loader/linux \${isoboot} $RESCUE_SYSTEM_BOOT_SETTINGS
    echo Loading initrd...
    initrd (\$root)/boot/x86_64/loader/initrd
}

hiddenentry "Text mode" --hotkey "t" {
    set textmode=true
    set plymouth="plymouth.enable=0"
    terminal_output console \${extra_output}
}

hiddenentry "Set Live system password" --hotkey "p" {
    echo "Enter the new root password for the installer live system:"
    read -s live_password
    echo "Retype the password again:"
    read -s live_password_confirmed

    if [ "\${live_password}" != "\${live_password_confirmed}" ]; then
        echo "ERROR: The passwords do not match!"
        echo "Press Enter to return ..."
        read -s
    else
        if [ -z "\${live_password}" ]; then
            echo "ERROR: The password cannot be empty!"
            echo "Press Enter to return ..."
            read -s
        else
            set live_options="live.password=\${live_password}"
        fi
    fi
}

if [ "\${grub_platform}" = "efi" ]; then
    menuentry "UEFI Firmware Settings" {
        fwsetup --is-supported
        if [ "\$?" = 0 ]; then
            fwsetup
        else
            echo "Your firmware doesn't support setup menu entry from a boot loader"
            echo "Press Enter to return ..."
            read -s
        fi
    }
fi
XXX