143 lines
4.9 KiB
Python
Executable File
143 lines
4.9 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: iso-8859-15 -*-
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# Glasnost
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# By: Odile Bénassy <obenassy@entrouvert.com>
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# Romain Chantereau <rchantereau@entrouvert.com>
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# Nicolas Clapiès <nclapies@easter-eggs.org>
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# Pierre-Antoine Dejace <padejace@entrouvert.be>
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# Thierry Dulieu <tdulieu@easter-eggs.com>
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# Florent Monnier <monnier@codelutin.com>
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# Cédric Musso <cmusso@easter-eggs.org>
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# Frédéric Péters <fpeters@entrouvert.be>
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# Benjamin Poussin <poussin@codelutin.com>
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# Emmanuel Raviart <eraviart@entrouvert.com>
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# Sébastien Régnier <regnier@codelutin.com>
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# Emmanuel Saracco <esaracco@easter-eggs.com>
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#
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# Copyright (C) 2000, 2001 Easter-eggs & Emmanuel Raviart
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# Copyright (C) 2002 Odile Bénassy, Code Lutin, Thierry Dulieu, Easter-eggs,
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# Entr'ouvert, Frédéric Péters, Benjamin Poussin, Emmanuel Raviart,
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# Emmanuel Saracco & Théridion
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# Copyright (C) 2003 Odile Bénassy, Romain Chantereau, Nicolas Clapiès,
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# Code Lutin, Pierre-Antoine Dejace, Thierry Dulieu, Easter-eggs,
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# Entr'ouvert, Florent Monnier, Cédric Musso, Ouvaton, Frédéric Péters,
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# Benjamin Poussin, Rodolphe Quiédeville, Emmanuel Raviart, Sébastien
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# Régnier, Emmanuel Saracco, Théridion & Vecam
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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__doc__ = """Glasnost Assertions Server"""
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__version__ = '$Revision$'[11:-2]
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import md5
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import sys
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import time
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import whrandom
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glasnostPythonDir = '/usr/local/lib/glasnost-devel' # changed on make install
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sys.path.insert(0, glasnostPythonDir)
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import glasnost
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import glasnost.common.context as context
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import glasnost.common.faults as faults
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import glasnost.server.ObjectsServer as objects
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applicationName = 'AssertionsServer'
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applicationRole = 'assertions'
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dispatcher = None
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expirationTime = 1 * 60
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class AssertionsVirtualServer(objects.VirtualServer):
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assertions = None
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assertionExpirationTimes = None
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def init(self):
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objects.VirtualServer.init(self)
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self.assertions = {}
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self.assertionExpirationTimes = {}
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class AssertionsServer(objects.Server):
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VirtualServer = AssertionsVirtualServer
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def addAssertion(self, assertion):
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virtualServerId = context.getVar('applicationId')
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virtualServer = self.getVirtualServer(virtualServerId)
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virtualServer.lock.acquire()
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while 1:
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digest = md5.new(assertion)
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randomSalt = str(self.randomGenerator.uniform(0.1, 1))[2:]
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digest.update(randomSalt)
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artifact = digest.hexdigest()
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if not virtualServer.assertions.has_key(artifact):
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break
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virtualServer.assertions[artifact] = assertion
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virtualServer.assertionExpirationTimes[artifact] \
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= time.time() + expirationTime
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virtualServer.lock.release()
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virtualServer.markCoreAsDirty()
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return artifact
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def convertVirtualServersIds(self, sourceDispatcherId,
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destinationDispatcherId):
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# Erase the assertions when converting ids.
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return 0
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def getAssertion(self, artifact):
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virtualServerId = context.getVar('applicationId')
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virtualServer = self.getVirtualServer(virtualServerId)
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# Remove expired assertions.
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currentTime = time.time()
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for artifact2 in virtualServer.assertions.keys():
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if currentTime > virtualServer.assertionExpirationTimes[artifact2]:
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del virtualServer.assertions[artifact2]
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del virtualServer.assertionExpirationTimes[artifact2]
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if not virtualServer.assertions.has_key(artifact):
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raise faults.WrongArtifact(artifact)
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assertion = virtualServer.assertions[artifact]
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del virtualServer.assertions[artifact]
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del virtualServer.assertionExpirationTimes[artifact]
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virtualServer.markCoreAsDirty()
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return assertion
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def init(self):
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self.randomGenerator = whrandom.whrandom()
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objects.Server.init(self)
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def registerPublicMethods(self):
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objects.Server.registerPublicMethods(self)
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self.registerPublicMethod('addAssertion')
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self.registerPublicMethod('getAssertion')
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assertionsServer = AssertionsServer()
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if __name__ == "__main__":
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assertionsServer.launch(applicationName, applicationRole)
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