#!/bin/sh

# Slackware Stable VM

# What are my images?
BASE="slackware_142_base.img"
WIP="slackware_142_wip.img"
TREE="/HD_images/vms"

# host specific settings
CPUS="-cpu host -smp 4"
RAM="-m 4G"
#i7-5820K 32GB DDR4 RAM

set -e

# go to image directory
cd $TREE

# Is the NFS share mounted on the host?  Note: specified in fstab so users can mount
#if [ ! "mountpoint -q /archive" ]; then 
#  mount /archive
#fi
y=""
x=""
until [ "$x" = "exit" -o "$y" = "exit" ]; do
    if [ "$1" = "" ]; then
	x="$(zenity --list --radiolist --width=375 --height=300 \
	  --title="Slackware Qemu" \
	  --column="" --column="Function" --column="Description" \
	    false new "Create new BASE image from iso" \
	    false base "Run BASE image" \
	    false create "Create new WIP from BASE" \
	    true wip "Run Work In Progress (WIP) image" \
	    false classic "Run Slackware 1.01!" \
	    false help "Help" \
	    false exit "Exit" 2>/dev/null)" 
    else
	x=$1
	y="exit"
    fi

    case "$x" in
    wip)
	echo "Launching WIP image."
        qemu-system-x86_64 -enable-kvm -machine accel=kvm $RAM -hda $WIP -cdrom /dev/sr1 -boot order=cd $CPUS \
	-name "Slackware-slable" -soundhw ac97 -vga std -sdl -display gtk -usb -vnc :3 \
	-fsdev local,id=data1,path=/archive/,security_model=passthrough -device virtio-9p-pci,fsdev=data1,mount_tag=data \
	-fsdev local,id=data2,path=/data/slackware/,security_model=passthrough -device virtio-9p-pci,fsdev=data2,mount_tag=build \
	-netdev user,id=mynet1,hostname=phantom,hostfwd=tcp::10022-:22 -device virtio-net-pci,netdev=mynet1,mac=52:54:00:35:a6:50
# ssh -p 10044 <user>@localhost to remote into VM from host
# must have /archive folder on host to share files an insert into /etc/fstab
# data  /archive  9p  trans=virtio   0  0
    ;;

    base)
        echo "Launching BASE image."
        qemu-system-x86_64 -enable-kvm -machine accel=kvm -$RAM -hda $BASE -cdrom /dev/sr1 -boot order=cd $CPUS \
	-name "Slackware-stable" -soundhw ac97 -vga std -sdl \
	-fsdev local,id=data1,path=/archive/,security_model=mapped -device virtio-9p-pci,fsdev=data1,mount_tag=data \
	-netdev user,id=mynet1,hostname=phantom -device virtio-net-pci,netdev=mynet1,mac=52:54:00:35:a6:50
    ;;

    create)
	echo "Deleting old copy-on-wite image..."
	rm -f $WIP
	echo "...creating new copy-on-write image..."
	qemu-img create -f qcow2 -b $BASE $WIP
	echo "...done."
    ;;

    new)
	echo "Creating new BASE image from ISO..."
	echo "Delete the old files..."
	rm -f $BASE $WIP
	echo "Create empty image..."
	qemu-img create -f qcow2 $BASE 40G
	echo "Boot ISO..."
	qemu-system-x86_64 -enable-kvm -machine accel=kvm $RAM $CPUS -hda $BASE -cdrom /HD_images/slackware/slackware-14.2-iso/slackware-14.2-install-dvd.iso \
	-boot order=dc -name "Slackware-current" -soundhw ac97 -vga std -sdl
	echo "...done."
    ;;
    
    classic)
        echo "Welcome to Slackware 1.01!"
	 qemu-system-x86_64 -enable-kvm -cpu 486 -m 16M \
	         -drive if=ide,format=qcow2,file=slackware.qcow2 \
	         -vga std -sdl \
                 -netdev user,id=slirp,hostname=slackware \
		 -device ne2k_isa,netdev=slirp \
		 -serial stdio \
    ;;

    help)
	echo "Useage: $0 [wip|base|create|new]"
	echo "wip    = run Work In Progress image"
	echo "classic = Run Slackware 1.01!"
	echo "base   = run BASE image"
	echo "create = create new WIP from BASE"
	echo "new = create new BASE image from iso"
    ;;
    esac
done