aboutsummaryrefslogtreecommitdiff
path: root/scripts/qmp/qom-get
blob: 007b4cd442ee5d2261a0ce51fd269ab79cf58cab (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
#!/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

def usage():
    return '''environment variables:
    QMP_SOCKET=<path | addr:port>
usage:
    %s [-h] [-s <QMP socket path | addr:port>] <path>.<property>
''' % 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 'QMP_SOCKET' in os.environ:
        socket_path = os.environ['QMP_SOCKET']
    else:
        usage_error("no QMP socket path or address given");

if len(args) > 0:
    try:
        path, prop = args[0].rsplit('.', 1)
    except:
        usage_error("invalid format for path/property/value")
else:
    usage_error("not enough arguments")

srv = QEMUMonitorProtocol(socket_path)
srv.connect()

rsp = srv.command('qom-get', path=path, property=prop)
if type(rsp) == dict:
    for i in rsp.keys():
        print('%s: %s' % (i, rsp[i]))
else:
    print(rsp)