Source Code for Module flumotion.component.bouncers.component

  1  # -*- Mode: Python -*- 
  2  # vi:si:et:sw=4:sts=4:ts=4 
  3  # 
  4  # Flumotion - a streaming media server 
  5  # Copyright (C) 2004,2005,2006,2007 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  from flumotion.component import component 
 23   
 24  __all__ = ['Bouncer'] 
 25  __version__ = "$Rev: 6125 $" 
 26   
 27   
 28 -class BouncerMedium(component.BaseComponentMedium): 
 29   
 30      logCategory = 'bouncermedium' 
 31 -    def remote_authenticate(self, keycard): 
 32          """ 
 33          Authenticates the given keycard. 
 34   
 35          @type  keycard: L{flumotion.common.keycards.Keycard} 
 36          """ 
 37          return self.comp.authenticate(keycard) 
 38   
 39 -    def remote_keepAlive(self, issuerName, ttl): 
 40          """ 
 41          Resets the expiry timeout for keycards issued by issuerName. 
 42   
 43          @param issuerName: the issuer for which keycards should be kept 
 44                             alive; that is to say, keycards with the 
 45                             attribute 'issuerName' set to this value will 
 46                             have their ttl values reset. 
 47          @type  issuerName: str 
 48          @param ttl: the new expiry timeout 
 49          @type  ttl: number 
 50          """ 
 51          return self.comp.keepAlive(issuerName, ttl) 
 52   
 53 -    def remote_removeKeycardId(self, keycardId): 
 54          try: 
 55              self.comp.removeKeycardId(keycardId) 
 56          # FIXME: at least have an exception name please 
 57          except KeyError: 
 58              self.warning('Could not remove keycard id %s' % keycardId) 
 59   
 60 -    def remote_expireKeycardId(self, keycardId): 
 61          """ 
 62          Called by bouncer views to expire keycards. 
 63          """ 
 64          return self.comp.expireKeycardId(keycardId) 
 65   
 66 -    def remote_setEnabled(self, enabled): 
 67          return self.comp.setEnabled(enabled) 
 68   
 69   
 70  BOUNCER_SOCKET = 'flumotion.component.bouncers.plug.BouncerPlug' 
 71   
 72   
 73 -class Bouncer(component.BaseComponent): 
 74      """ 
 75      I am the base class for all bouncers. 
 76      """ 
 77      componentMediumClass = BouncerMedium 
 78      logCategory = 'bouncer' 
 79   
 80 -    def init(self): 
 81          self.plug = None 
 82   
 83 -    def do_setup(self): 
 84          assert len(self.plugs[BOUNCER_SOCKET]) == 1 
 85          self.plug = self.plugs[BOUNCER_SOCKET][0] 
 86   
 87 -    def setMedium(self, medium): 
 88          component.BaseComponent.setMedium(self, medium) 
 89          self.plug.setMedium(self.medium) 
 90   
 91 -    def authenticate(self, keycard): 
 92          return self.plug.authenticate(keycard) 
 93   
 94 -    def setEnabled(self, enabled): 
 95          self.plug.setEnabled(enabled) 
 96   
 97 -    def hasKeycard(self, keycard): 
 98          return self.plug.hasKeycard(keycard) 
 99   
100 -    def removeKeycard(self, keycard): 
101          self.plug.removeKeycard(keycard) 
102   
103 -    def removeKeycardId(self, id): 
104          self.plug.removeKeycardId(id) 
105   
106 -    def keepAlive(self, issuerName, ttl): 
107          self.plug.keepAlive(issuerName, ttl) 
108