root / snf-common / synnefo / lib / middleware / cleanse.py @ f12085fa
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# Copyright 2011-2012 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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from django.conf import settings |
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from django.core.exceptions import MiddlewareNotUsed |
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from django.core import mail |
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from django.views import debug |
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import re |
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def mail_admins_safe(subject, message, fail_silently=False, connection=None): |
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'''
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Wrapper function to cleanse email body from sensitive content before
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sending it
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'''
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# TODO
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message = re.sub("((\S+)?(%s)(\S+)?(:|\=)( )?)('|\"?)\S+('|\"?)" \
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% settings.HIDDEN_META, r"\1*******", message)
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return mail.mail_admins_plain(subject, message, fail_silently, connection)
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class CleanseSettingsMiddleware(object): |
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def __init__(self): |
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'''
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Prevent django from printing sensitive information (paswords, tokens
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etc), when handling server errors (for both DEBUG and no-DEBUG
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deployments.
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'''
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debug.HIDDEN_SETTINGS = re.compile(settings.HIDDEN_SETTINGS) |
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mail.mail_admins_plain = mail.mail_admins |
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mail.mail_admins = mail_admins_safe |
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raise MiddlewareNotUsed('cleanse settings') |