#!/usr/bin/env bash 

set -eu

#set -x

BG=0

synopsis() {
	cat << EOF
Usage : `basename $0` [-h] [-b] system
EOF
}

help() {
	cat << EOF

`basename $0` démarre un client SPICE présentant l'écran du système.

`synopsis`

Remarque : seuls les systèmes KVM avec leur variable KVM_VIEWER fixée à "spice"
           proposent un écran SPICE.

-h      : affiche cette aide
-b      : start in background

EOF
}

usage() {
	synopsis
	exit 1
}

args() {
	local opt
	while getopts "hb" opt; do
		case $opt in
			h) help; exit 0;;
			b) BG=1;;
			?) usage;;
		esac
	done
	shift $(($OPTIND - 1))

	[ $# -ne 1 ] && usage || :

	GUEST_NAME=$1; shift;

}

# Programme principal

export VDN_PATH=$(readlink -f $(dirname $0)/..); . $VDN_PATH/bin/functions.sh

args "$@"

[ $VDN_DEBUG = 1 ] && set -x || :

[ $GUEST_NAME != "nested" ] && setGuestVars $GUEST_NAME

GUEST_OWNER=$USER

[ $GUEST_NAME != "nested" ] && loadGuestVars $GUEST_NAME

if [ $BG = 1 ]; then
	remote-viewer -t $GUEST_NAME spice+unix://$TMPDIR/vdn-spice-$USER-$GUEST_NAME-socket &
else
	remote-viewer -t $GUEST_NAME spice+unix://$TMPDIR/vdn-spice-$USER-$GUEST_NAME-socket 
fi

sleep 1