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linux-user: fix GPROF build failure
[qemu.git] / scripts / qmp / qom-get
1 #!/usr/bin/python
2 ##
3 # QEMU Object Model test tools
4 #
5 # Copyright IBM, Corp. 2011
6 #
7 # Authors:
8 #  Anthony Liguori   <[email protected]>
9 #
10 # This work is licensed under the terms of the GNU GPL, version 2 or later.  See
11 # the COPYING file in the top-level directory.
12 ##
13
14 from __future__ import print_function
15 import sys
16 import os
17 from qmp import QEMUMonitorProtocol
18
19 cmd, args = sys.argv[0], sys.argv[1:]
20 socket_path = None
21 path = None
22 prop = None
23
24 def usage():
25     return '''environment variables:
26     QMP_SOCKET=<path | addr:port>
27 usage:
28     %s [-h] [-s <QMP socket path | addr:port>] <path>.<property>
29 ''' % cmd
30
31 def usage_error(error_msg = "unspecified error"):
32     sys.stderr.write('%s\nERROR: %s\n' % (usage(), error_msg))
33     exit(1)
34
35 if len(args) > 0:
36     if args[0] == "-h":
37         print(usage())
38         exit(0);
39     elif args[0] == "-s":
40         try:
41             socket_path = args[1]
42         except:
43             usage_error("missing argument: QMP socket path or address");
44         args = args[2:]
45
46 if not socket_path:
47     if 'QMP_SOCKET' in os.environ:
48         socket_path = os.environ['QMP_SOCKET']
49     else:
50         usage_error("no QMP socket path or address given");
51
52 if len(args) > 0:
53     try:
54         path, prop = args[0].rsplit('.', 1)
55     except:
56         usage_error("invalid format for path/property/value")
57 else:
58     usage_error("not enough arguments")
59
60 srv = QEMUMonitorProtocol(socket_path)
61 srv.connect()
62
63 rsp = srv.command('qom-get', path=path, property=prop)
64 if type(rsp) == dict:
65     for i in rsp.keys():
66         print('%s: %s' % (i, rsp[i]))
67 else:
68     print(rsp)
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