Archipelago » qemu

#!/usr/bin/python

##

# QEMU Object Model test tools

#

# Copyright IBM, Corp. 2011

#

# Authors:

#  Anthony Liguori   <aliguori@us.ibm.com>

#

# This work is licensed under the terms of the GNU GPL, version 2 or later.  See

# the COPYING file in the top-level directory.

##

import sys

import os

from qmp import QEMUMonitorProtocol

cmd, args = sys.argv[0], sys.argv[1:]

socket_path = None

path = None

prop = None

value = None

def usage():

    return '''environment variables:

    QMP_SOCKET=<path | addr:port>

usage:

    %s [-h] [-s <QMP socket path | addr:port>] <path>.<property> <value>

''' % cmd

def usage_error(error_msg = "unspecified error"):

    sys.stderr.write('%s\nERROR: %s\n' % (usage(), error_msg))

    exit(1)

if len(args) > 0:

    if args[0] == "-h":

        print usage()

        exit(0);

    elif args[0] == "-s":

        try:

            socket_path = args[1]

        except:

            usage_error("missing argument: QMP socket path or address");

        args = args[2:]

if not socket_path:

    if os.environ.has_key('QMP_SOCKET'):

        socket_path = os.environ['QMP_SOCKET']

    else:

        usage_error("no QMP socket path or address given");

if len(args) > 1:

    try:

        path, prop = args[0].rsplit('.', 1)

    except:

        usage_error("invalid format for path/property/value")

    value = args[1]

else:

    usage_error("not enough arguments")

srv = QEMUMonitorProtocol(socket_path)

srv.connect()

print srv.command('qom-set', path=path, property=prop, value=sys.argv[2])