#!/usr/bin/env expect -f

# build-boot-disk.exp
# This script is necessary for initial interaction with the virtual
# machine, as the other route is to dissect the ISO image, stitch in
# a script, and suture it shut (that is the method used with the TBox
# hardware boot image).
#
# Notes:
# - Only call this script from the Makefile
# 
# Copyright (C) 2019 Stack41, LLC.
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.

set timeout -1
set bridge [lindex $argv 0]
set isodisk [lindex $argv 1]
set bootdisk [lindex $argv 2]
set fatdisk [lindex $argv 3]
spawn qemu-system-x86_64 \
    -enable-kvm \
    -smp 1 \
    -m 256 \
    -net nic -net bridge,br=$bridge \
    -display none -serial stdio \
    -drive file=$isodisk,media=cdrom,readonly \
    -drive file=$bootdisk,if=virtio \
    -drive file=fat:$fatdisk,if=virtio
expect "localhost login: "
send "root\n"
expect "localhost:~# "
send "mkdir -p /mnt/vdb1 && mount /dev/vdb1 /mnt/vdb1 && cd /mnt/vdb1 && ./install-base.sh\n"
interact