source: trunk/packages/xen-3.1/xen-3.1/tools/python/xen/xm/resources.py @ 34

Last change on this file since 34 was 34, checked in by hartmans, 18 years ago

Add xen and xen-common

File size: 2.0 KB
Line 
1#============================================================================
2# This library is free software; you can redistribute it and/or
3# modify it under the terms of version 2.1 of the GNU Lesser General Public
4# License as published by the Free Software Foundation.
5#
6# This library is distributed in the hope that it will be useful,
7# but WITHOUT ANY WARRANTY; without even the implied warranty of
8# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
9# Lesser General Public License for more details.
10#
11# You should have received a copy of the GNU Lesser General Public
12# License along with this library; if not, write to the Free Software
13# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
14#============================================================================
15# Copyright (C) 2006 International Business Machines Corp.
16# Author: Bryan D. Payne <bdpayne@us.ibm.com>
17#============================================================================
18
19"""List the resource label information from the global resource label file
20"""
21import sys
22from xen.util import dictio
23from xen.util import security
24from xen.xm.opts import OptionError
25
26def help():
27    return """
28    This program lists information for each resource in the
29    global resource label file."""
30
31def print_resource_data(access_control):
32    """Prints out a resource dictionary to stdout
33    """
34    for resource in access_control:
35        (policy, label) = access_control[resource]
36        print resource
37        print "    policy: "+policy
38        print "    label:  "+label
39
40def main (argv):
41    if len(argv) > 1:
42        raise OptionError("No arguments required")
43   
44    try:
45        filename = security.res_label_filename
46        access_control = dictio.dict_read("resources", filename)
47    except:
48        raise OptionError("Resource file not found")
49
50    print_resource_data(access_control)
51
52if __name__ == '__main__':
53    try:
54        main(sys.argv)
55    except Exception, e:
56        sys.stderr.write('Error: %s\n' % str(e))
57        sys.exit(-1)   
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