Revision f12085fa

b/snf-common/synnefo/lib/middleware/__init__.py
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from log import LoggingConfigMiddleware
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from secure import SecureMiddleware
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from remoteaddr import RemoteAddrMiddleware
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from cleanse import CleanseSettingsMiddleware
b/snf-common/synnefo/lib/middleware/cleanse.py
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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')
b/snf-webproject/synnefo/webproject/settings/__init__.py
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    'django.middleware.locale.LocaleMiddleware',
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    'django.middleware.common.CommonMiddleware',
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    'django.contrib.messages.middleware.MessageMiddleware',
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    'synnefo.lib.middleware.LoggingConfigMiddleware'
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    'synnefo.lib.middleware.LoggingConfigMiddleware',
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    'synnefo.lib.middleware.CleanseSettingsMiddleware'
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)
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MIDDLEWARE_CLASSES = extend_list_from_entry_point(MIDDLEWARE_CLASSES, \
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        'synnefo', 'web_middleware')
b/snf-webproject/synnefo/webproject/settings/default/deploy.py
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# preference to the Host header. This should only be enabled if a proxy which
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# sets this header is in use.
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USE_X_FORWARDED_HOST = True
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# Settings / meta / cookies that should be 'cleansed'
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HIDDEN_SETTINGS = 'SECRET|PASSWORD|PROFANITIES_LIST|SIGNATURE|TOKEN|AMQP_HOSTS|PRIVATE_KEY|DB_CONNECTION'
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HIDDEN_META = HIDDEN_SETTINGS + '|_pithos2_a|token|sessionid|shibstate|shibsession|CSRF_COOKIE'

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