#!/bin/bash

# This is my QEMU starting script, copied over and over.

set -euo pipefail

# KNOWN BUG: We cannot override options from command line
#  -> Easy fix would be to disallow spaces OR single quotes in options, but IMHO not worth

CONFIG='

# Basics:
name {{ c.name }}
m 20M
{# enable-kvm #}

# Boot drive (BIOS)
drive media=disk,file=./disk.img,format=raw

# Monitor on dedicated socket
monitor unix:./monitor.sock,server,nowait

spice unix=on,addr=./spice.sock,disable-copy-paste=on,seamless-migration=off,disable-ticketing=on
display none # Already handled by SPICE

# NIC: attach to bridges:
{% for br in c.bridges %}
nic bridge,br={{ br.name }},model=virtio-net-pci,mac=52:54:00:17:{{ '%02x%02x' % (c.num, br.num) }}
{% endfor %}
'


strip() {
	sed -e '
s/^[ 	]*//
s/[ 	]*$//

s/[ 	]*#.*$//

/^$/d

'
}

# Now QEMU is in foreground
strip <<<"$CONFIG" | while read option params; do echo "-$option"; test -n "$params" && echo "$params"; done | xargs qemu-system-x86_64 "$@"