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Annotation of qemu/QMP/qom-get, revision 1.1.1.1

1.1       root        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: 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>.<property>
                     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 os.environ.has_key('QMP_SOCKET'):
                     47:         socket_path = os.environ['QMP_SOCKET']
                     48:     else:
                     49:         usage_error("no QMP socket path or address given");
                     50: 
                     51: if len(args) > 0:
                     52:     try:
                     53:         path, prop = args[0].rsplit('.', 1)
                     54:     except:
                     55:         usage_error("invalid format for path/property/value")
                     56: else:
                     57:     usage_error("not enough arguments")
                     58: 
                     59: srv = QEMUMonitorProtocol(socket_path)
                     60: srv.connect()
                     61: 
                     62: rsp = srv.command('qom-get', path=path, property=prop)
                     63: if type(rsp) == dict:
                     64:     for i in rsp.keys():
                     65:         print '%s: %s' % (i, rsp[i])
                     66: else:
                     67:     print rsp

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