xref: /openbmc/qemu/scripts/qmp/qom-set (revision 22f3946bc5db2090ffc4ea41f2b83d09e58b665e)
1*22f3946bSLuiz Capitulino#!/usr/bin/python
2*22f3946bSLuiz Capitulino##
3*22f3946bSLuiz Capitulino# QEMU Object Model test tools
4*22f3946bSLuiz Capitulino#
5*22f3946bSLuiz Capitulino# Copyright IBM, Corp. 2011
6*22f3946bSLuiz Capitulino#
7*22f3946bSLuiz Capitulino# Authors:
8*22f3946bSLuiz Capitulino#  Anthony Liguori   <aliguori@us.ibm.com>
9*22f3946bSLuiz Capitulino#
10*22f3946bSLuiz Capitulino# This work is licensed under the terms of the GNU GPL, version 2 or later.  See
11*22f3946bSLuiz Capitulino# the COPYING file in the top-level directory.
12*22f3946bSLuiz Capitulino##
13*22f3946bSLuiz Capitulino
14*22f3946bSLuiz Capitulinoimport sys
15*22f3946bSLuiz Capitulinoimport os
16*22f3946bSLuiz Capitulinofrom qmp import QEMUMonitorProtocol
17*22f3946bSLuiz Capitulino
18*22f3946bSLuiz Capitulinocmd, args = sys.argv[0], sys.argv[1:]
19*22f3946bSLuiz Capitulinosocket_path = None
20*22f3946bSLuiz Capitulinopath = None
21*22f3946bSLuiz Capitulinoprop = None
22*22f3946bSLuiz Capitulinovalue = None
23*22f3946bSLuiz Capitulino
24*22f3946bSLuiz Capitulinodef usage():
25*22f3946bSLuiz Capitulino    return '''environment variables:
26*22f3946bSLuiz Capitulino    QMP_SOCKET=<path | addr:port>
27*22f3946bSLuiz Capitulinousage:
28*22f3946bSLuiz Capitulino    %s [-h] [-s <QMP socket path | addr:port>] <path>.<property> <value>
29*22f3946bSLuiz Capitulino''' % cmd
30*22f3946bSLuiz Capitulino
31*22f3946bSLuiz Capitulinodef usage_error(error_msg = "unspecified error"):
32*22f3946bSLuiz Capitulino    sys.stderr.write('%s\nERROR: %s\n' % (usage(), error_msg))
33*22f3946bSLuiz Capitulino    exit(1)
34*22f3946bSLuiz Capitulino
35*22f3946bSLuiz Capitulinoif len(args) > 0:
36*22f3946bSLuiz Capitulino    if args[0] == "-h":
37*22f3946bSLuiz Capitulino        print usage()
38*22f3946bSLuiz Capitulino        exit(0);
39*22f3946bSLuiz Capitulino    elif args[0] == "-s":
40*22f3946bSLuiz Capitulino        try:
41*22f3946bSLuiz Capitulino            socket_path = args[1]
42*22f3946bSLuiz Capitulino        except:
43*22f3946bSLuiz Capitulino            usage_error("missing argument: QMP socket path or address");
44*22f3946bSLuiz Capitulino        args = args[2:]
45*22f3946bSLuiz Capitulino
46*22f3946bSLuiz Capitulinoif not socket_path:
47*22f3946bSLuiz Capitulino    if os.environ.has_key('QMP_SOCKET'):
48*22f3946bSLuiz Capitulino        socket_path = os.environ['QMP_SOCKET']
49*22f3946bSLuiz Capitulino    else:
50*22f3946bSLuiz Capitulino        usage_error("no QMP socket path or address given");
51*22f3946bSLuiz Capitulino
52*22f3946bSLuiz Capitulinoif len(args) > 1:
53*22f3946bSLuiz Capitulino    try:
54*22f3946bSLuiz Capitulino        path, prop = args[0].rsplit('.', 1)
55*22f3946bSLuiz Capitulino    except:
56*22f3946bSLuiz Capitulino        usage_error("invalid format for path/property/value")
57*22f3946bSLuiz Capitulino    value = args[1]
58*22f3946bSLuiz Capitulinoelse:
59*22f3946bSLuiz Capitulino    usage_error("not enough arguments")
60*22f3946bSLuiz Capitulino
61*22f3946bSLuiz Capitulinosrv = QEMUMonitorProtocol(socket_path)
62*22f3946bSLuiz Capitulinosrv.connect()
63*22f3946bSLuiz Capitulino
64*22f3946bSLuiz Capitulinoprint srv.command('qom-set', path=path, property=prop, value=sys.argv[2])
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