Package flumotion :: Package component :: Package plugs :: Module identity
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Source Code for Module flumotion.component.plugs.identity

 1  # -*- Mode: Python -*- 
 2  # vi:si:et:sw=4:sts=4:ts=4 
 3  # 
 4  # Flumotion - a streaming media server 
 5  # Copyright (C) 2006 Fluendo, S.L. (www.fluendo.com). 
 6  # All rights reserved. 
 7   
 8  # This file may be distributed and/or modified under the terms of 
 9  # the GNU General Public License version 2 as published by 
10  # the Free Software Foundation. 
11  # This file is distributed without any warranty; without even the implied 
12  # warranty of merchantability or fitness for a particular purpose. 
13  # See "LICENSE.GPL" in the source distribution for more information. 
14   
15  # Licensees having purchased or holding a valid Flumotion Advanced 
16  # Streaming Server license may use this file in accordance with the 
17  # Flumotion Advanced Streaming Server Commercial License Agreement. 
18  # See "LICENSE.Flumotion" in the source distribution for more information. 
19   
20  # Headers in this file shall remain intact. 
21   
22   
23  import random 
24   
25  from flumotion.twisted import defer 
26   
27  from flumotion.common.identity import RemoteIdentity 
28  from flumotion.component.plugs import base 
29   
30   
31 -class IdentityProvider(base.ManagerPlug):
32 """ 33 Base class for plugs can calculate an identity of a remote host. See 34 L{flumotion.manager.manager.Vishnu.computeIdentity} for more 35 information. 36 """
37 - def computeIdentity(self, keycard, remoteHost):
38 """ 39 @param keycard: the keycard that the remote host used to log in. 40 @type keycard: L{flumotion.common.keycards.Keycard} 41 @param remoteHost: the ip of the remote host 42 @type remoteHost: str 43 44 @rtype: a deferred that will fire a 45 L{flumotion.common.identity.RemoteIdentity} 46 """ 47 raise NotImplementedError
48
49 -class ExampleIdentityProvider(IdentityProvider):
50 """ 51 Example implementation of the IdentityProvider socket, randomly 52 chooses an identity for the remote host. 53 """ 54
55 - def computeIdentity(self, keycard, remoteHost):
56 i = RemoteIdentity(random.choice(['larry', 'curly', 'moe']), 57 random.choice(['chicago', 'detroit'])) 58 return defer.succeed(i)
59