#!/usr/bin/python
""" vws - script to control QEMU/KVM virtual workstations """
# pylint: disable=bad-builtin
# pylint: good-names: i,j,k,f,r,ex
from ConfigParser import ConfigParser
from argparse import ArgumentParser, Namespace
import fcntl
import socket, select
import errno
import re
import os, sys, time, os.path

VERSION = 0.2
def find_vm(name):
    """ Search and return VM directory """
    search_path = [os.path.join(os.environ['HOME'], "VWs"),
                   config.get("directories", "SharedVMs"),
                   config.get("directories", "AutostartVMs")]
    for dirname in search_path:
        if not os.access(dirname, os.X_OK):
            continue
        if (name in os.listdir(dirname) and
                os.access(os.path.join(dirname, name, "start"), os.X_OK)):
            return os.path.join(dirname,  name)
    raise ValueError("Machine %s not found." % name)


def connect_vm(vm_dir):
    """ Connects to monitor of VM in vm_dir and returns connected socket"""
    sock = socket.socket(socket.AF_UNIX)
    monitor_path = os.path.join(vm_dir, "monitor")

        print >>sys.stderr, "No sound recording in progress"
        sys.exit(1)
    else:
        print send_command(options.sock, "stopcapture " + match.group(1))

def cmd_sendkey(options):
    """ vws sendkey """
    print send_command(options.sock,"sendkey "+options.keyspec);
    
def cmd_version(dummy_options):
    """ vws cersion """
    print VERSION


def cmd_snapshot(options):
    """ vws snapshot - create snapshot """

-device usb-redir,chardev=usbredirchardev1,id=usbredirdev1 \\
-daemonize -pidfile pid
"""

def cmd_create(parsed_args):
    """ vws create - create new VM """
    BADSIZE = "Invalid size of %s specifed %s. Should have K, M or G suffix"
    global TEMPLATE 
    if not parsed_args.image and not validate_size(parsed_args.size):
        print >>sys.stderr, BADSIZE % ("disk", parsed_args.size)
        sys.exit(1)
    if not validate_size(parsed_args.mem):
        print >>sys.stderr, BADSIZE % ("memory", parsed_args.size)
        sys.exit(1)
    drivename = "drive0.qcow2"

            print >>sys.stderr, ("No such bridge %s. Available ones %s" %
                                 (parsed_args.net, ", ".join(bridges)))
            sys.exit(1)
        options["net"] = ("-net nic,macaddr=%s -net bridge,br=%s" %
                          (macaddr, parsed_args.net))
    else:
        options["net"] = "-net nic,macaddr=%s -net user" % (macaddr,)
    options["qemubinary"] = 'qemu-system-'+parsed_args.arch
    options["vga"] = parsed_args.vga
    NOACCEL = "KVM acceleration disabled due to "
    if not parsed_args.arch in ('i386', 'x86_64'):
        print >>sys.stderr, NOACCEL + "target architecture"
        options.accel = ''
    elif not os.access("/dev/kvm", os.W_OK):
        print >>sys.stderr, NOACCEL + "unavailability on the host system"

                                  "something on the way")
        sys.exit(1)
    #  Creating directory for VM
    os.makedirs(machinedir, dirmode)
    driveopts = {"interface":parsed_args.diskif, "image":drivename}
    if parsed_args.install:
        install_image = os.path.abspath(parsed_args.install)
    
    if parsed_args.image:
        # Copying image file
        print >>sys.stderr, ("Copying %s to %s" %
                             (parsed_args.image,
                              os.path.join(machinedir, drivename)))
        os.system("qemu-img convert -O qcow2 -p %s %s" %
                  (parsed_args.image,

# Screenshoits and recording
p = new_command(cmds, 'screenshot', help='take a screenshot')
p.add_argument('filename', help='PPM image filename to write screenshot to')
p = new_command(cmds, 'record', help='Record audio output from VM')
p.add_argument('filename', help='wav file to record autdio to')
new_command(cmds, 'stoprecord', help='stop recording audio')
p = new_command(cmds, 'sendkey', help='Send a keystroke to VM')
p.add_argument('keyspec',help='key specification like ctrl-alt-delete');
# Create new VM
p = new_command(cmds, 'create', help="Create new VW")
p.add_argument("--no-usb", help="Disable USB controller", action='store_const',
               const=False, default=True, dest="usb")
p.add_argument("--size", metavar='size', help="Size of primary disk images",
               dest="size", default=config.get('create options', 'size'))
p.add_argument("--arch", metavar='cputype', help="Emulated architecture",