cmd_stop(options)

def cmd_cdrom(options):
    """ vws cdrom """
    if options.id  is None:
        # Search for devices which could be interpreted as CDROM
        devlist = send_command(options.sock, "info block")
        idx = devlist.find("info block")
        if idx != -1:
            devlist=devlist[devlist.find("\n",idx)+1:]
        for dev in  devlist.split("\r\n\r\n"):
        for dev in  re.findall("([-\\w]+): [^\n]+\n    Removable device:",
                               devlist):
            if re.search("cd", dev):
                options.id = dev
                break
            if dev.find("\n    Removable device: ") == -1:
                continue
            if dev.startswith("floppy"):
                continue
            dev_id = dev[:dev.find(":")]    
            idx = dev_id.find(" ")
            if idx !=  -1:
                dev_id = dev[:idx]
            options.id = dev_id    
            break    
    if options.id is None:
        print("No CDROM device found among:\n" + devlist, file=sys.stderr)
        return 1
    if options.file == "":
        print("Please specify either --eject or iso image", file=sys.stderr)
        return 1
    if options.file is None: