qls

#!/bin/sh
# vim: fdm=marker sw=4 ts=4 tw=80
# Author: Bahtiar `kalkin-` Gadimov <bahtiar@gadimov.de>
set -e

print_help() {
	echo "Usage: qls [-1ahrstAHNPT]"
	echo "Print QubesVMs. By default only running and transient vms are printed"
    echo 
	echo "Optional arguments:"
    echo " -1, --raw         Only print names, one on each line"
	echo " -a, --all-states  Show all"
	echo " -h, --help        Show this help message and exit"
	echo " -r, --running     Show running"
	echo " -s, --stopped     Show stopped"
	echo " -t, --source      Show AppVMs based on specified TemplateVM"
	echo " -A, --app         Show AppVMs"
	echo " -H, --hvm         Show HVMs"
	echo " -N, --net         Show NetVMs"
	echo " -P, --proxy       Show ProxyVMs"
	echo " -T, --template    Show TemplateVMs"
}

print_result(){
    if [ "$1" = true ]; then
        echo "$2"|cut -d"|" -f1|sort
    else
        DATA=$(echo "$2" |sort |sed -e 's/.*Halted/■ &/' -e 's/.*Running.*/▶ &/' -e 's/.*Transient.*/⚙ &/')
        DATA="  $HEADER
$DATA"
        echo "$DATA"|cut -d'|' -f1,3- |column -s'|' -t
    fi
}

filter(){
    echo "$2"|egrep "$1"
}


TMP=$(getopt --name qls -o 1ahrst:AHNPT --long raw,all,help,running,source:,stopped,app,hvm,net,proxy,template -- "$@")

if [ $? = 0 ]; then
  eval set -- "$TMP"
else
  exit 1
fi

RAW=false
ALL=false
STATE=
TYPE=
TEMPLATE=

while true; do
  case "$1" in
    -h | --help ) print_help; exit 0 ;;
    -1 | --raw ) RAW=true; shift ;;
    -a | --all ) ALL=true; shift ;;
    -s | --stopped ) ALL=false; STATE="$STATE|Halted"; shift ;;
    -r | --running ) ALL=false; STATE="$STATE|Running|Transient"; shift ;;
    -t | --source ) TEMPLATE="$2"; shift 2;;
    -A | --app ) TYPE="$TYPE|App"; shift ;;
    -H | --hvm ) TYPE="$TYPE|HVM"; shift ;;
    -N | --net ) TYPE="$TYPE|Net"; shift ;;
    -P | --proxy ) TYPE="$TYPE|Proxy"; shift ;;
    -T | --template ) TYPE="$TYPE|Tpl"; shift ;;
    -- ) shift; break ;;
    * ) break ;;
  esac
done


TABLE=$(qvm-ls -m |sed -e '/^[-+]\+$/d' |tr -d ' {}[]<>=' |cut -d '|' -f1,3,5,7,8,9)
HEADER=$(echo "$TABLE" |head -n1)
DATA=$(echo "$TABLE"|tail -n+2)

if [ "$ALL" = false ]; then
    if [ -z "$STATE" ]; then
        STATE="Running|Transient"
    else
        STATE=$(echo $STATE|cut -c 2-)
    fi
    DATA=$(filter "$STATE" "$DATA")

fi

if [ ! -z "$TYPE" ]; then
    TYPE=$(echo "$TYPE"|cut -c 2-)
    DATA=$(filter "$TYPE" "$DATA")
fi

if [ ! -z "$TEMPLATE" ]; then
    echo "$TEMPLATE"
    DATA=$(filter "$TEMPLATE" "$DATA"|grep -v "^$TEMPLATE")
fi

print_result "$RAW" "$DATA"

exit 0