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Annotation of qemu/QMP/qom-set, 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: value = 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> <value>
                     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 os.environ.has_key('QMP_SOCKET'):
                     48:         socket_path = os.environ['QMP_SOCKET']
                     49:     else:
                     50:         usage_error("no QMP socket path or address given");
                     51: 
                     52: if len(args) > 1:
                     53:     try:
                     54:         path, prop = args[0].rsplit('.', 1)
                     55:     except:
                     56:         usage_error("invalid format for path/property/value")
                     57:     value = args[1]
                     58: else:
                     59:     usage_error("not enough arguments")
                     60: 
                     61: srv = QEMUMonitorProtocol(socket_path)
                     62: srv.connect()
                     63: 
                     64: print srv.command('qom-set', path=path, property=prop, value=sys.argv[2])

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