upstream/ipython Files · IPython/zmq/__init__.py

use HMAC digest to sign messages instead of cleartext key...

use HMAC digest to sign messages instead of cleartext key also some cleanup of Session code security doc updated as well. Buffers do not get digested, so large (non-copying) messages should not cause performance to suffer too greatly.

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      #-----------------------------------------------------------------------------

      #  Copyright (C) 2010  The IPython Development Team

      #

      #  Distributed under the terms of the BSD License.  The full license is in

      #  the file COPYING.txt, distributed as part of this software.

      #-----------------------------------------------------------------------------

      #-----------------------------------------------------------------------------

      # Verify zmq version dependency >= 2.0.10-1

      #-----------------------------------------------------------------------------

      minimum_pyzmq_version = "2.0.10-1"

      try:

          import zmq

      except ImportError:

          raise ImportError("IPython.zmq requires pyzmq >= %s"%minimum_pyzmq_version)

      pyzmq_version = zmq.__version__

      if pyzmq_version < minimum_pyzmq_version:

          raise ImportError("IPython.zmq requires pyzmq >= %s, but you have %s"%(

                          minimum_pyzmq_version, pyzmq_version))

      del pyzmq_version

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				#-----------------------------------------------------------------------------
				# Copyright (C) 2010 The IPython Development Team
				#
				# Distributed under the terms of the BSD License. The full license is in
				# the file COPYING.txt, distributed as part of this software.
				#-----------------------------------------------------------------------------

				#-----------------------------------------------------------------------------
				# Verify zmq version dependency >= 2.0.10-1
				#-----------------------------------------------------------------------------

				minimum_pyzmq_version = "2.0.10-1"

				try:
				import zmq
				except ImportError:
				raise ImportError("IPython.zmq requires pyzmq >= %s"%minimum_pyzmq_version)

				pyzmq_version = zmq.__version__

				if pyzmq_version < minimum_pyzmq_version:
				raise ImportError("IPython.zmq requires pyzmq >= %s, but you have %s"%(
				minimum_pyzmq_version, pyzmq_version))

				del pyzmq_version