1 ### $Id: get_slices.py 14387 2009-07-08 18:19:11Z faiyaza $
2 ### $URL: https://svn.planet-lab.org/svn/sfa/trunk/sfa/methods/get_aggregates.py $
3 from types import StringTypes
4 from sfa.util.faults import *
5 from sfa.util.method import Method
6 from sfa.util.parameter import Parameter, Mixed
7 from sfa.trust.auth import Auth
8 from sfa.server.aggregate import Aggregates
10 class get_aggregates(Method):
12 Get a list of connection information for all known aggregates.
14 @param cred credential string specifying the rights of the caller
15 @param a Human readable name (hrn), or list of hrns or None
16 @return list of dictionaries with aggregate information.
19 interfaces = ['registry', 'aggregate', 'slicemgr']
22 Parameter(str, "Credential string"),
23 Mixed(Parameter(str, "Human readable name (hrn)"),
24 Parameter(None, "hrn not specified"))
27 returns = [Parameter(dict, "Aggregate interface information")]
29 def call(self, cred, hrn = None):
30 self.api.auth.check(cred, 'list')
31 aggregates = Aggregates(self.api)
34 if isinstance(hrn, StringTypes):
36 elif isinstance(hrn, list):
40 interfaces = aggregates.interfaces
42 interfaces = [interface for interface in aggregates.interfaces if interface['hrn'] in hrn_list]