scripts/qmp/qom-list

   1 #!/usr/bin/python
   2 ##
   3 # QEMU Object Model test tools
   4 #
   5 # Copyright IBM, Corp. 2011
   6 #
   7 # Authors:
   8 #  Anthony Liguori   <aliguori@us.ibm.com>
   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 import sys
  15 import os
  16 from qmp import QEMUMonitorProtocol
  17
  18 cmd, args = sys.argv[0], sys.argv[1:]
  19 socket_path = None
  20 path = None
  21 prop = None
  22
  23 def usage():
  24     return '''environment variables:
  25     QMP_SOCKET=<path | addr:port>
  26 usage:
  27     %s [-h] [-s <QMP socket path | addr:port>] [<path>]
  28 ''' % cmd
  29
  30 def usage_error(error_msg = "unspecified error"):
  31     sys.stderr.write('%s\nERROR: %s\n' % (usage(), error_msg))
  32     exit(1)
  33
  34 if len(args) > 0:
  35     if args[0] == "-h":
  36         print(usage())
  37         exit(0);
  38     elif args[0] == "-s":
  39         try:
  40             socket_path = args[1]
  41         except:
  42             usage_error("missing argument: QMP socket path or address");
  43         args = args[2:]
  44
  45 if not socket_path:
  46     if 'QMP_SOCKET' in os.environ:
  47         socket_path = os.environ['QMP_SOCKET']
  48     else:
  49         usage_error("no QMP socket path or address given");
  50
  51 srv = QEMUMonitorProtocol(socket_path)
  52 srv.connect()
  53
  54 if len(args) == 0:
  55     print('/')
  56     sys.exit(0)
  57
  58 for item in srv.command('qom-list', path=args[0]):
  59     if item['type'].startswith('child<'):
  60         print('%s/' % item['name'])
  61     elif item['type'].startswith('link<'):
  62         print('@%s/' % item['name'])
  63     else:
  64         print('%s' % item['name'])