views.py 2.69 KB
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# Copyright 2012 GRNET S.A. All rights reserved.
#
# Redistribution and use in source and binary forms, with or
# without modification, are permitted provided that the following
# conditions are met:
#
#   1. Redistributions of source code must retain the above
#      copyright notice, this list of conditions and the following
#      disclaimer.
#
#   2. Redistributions in binary form must reproduce the above
#      copyright notice, this list of conditions and the following
#      disclaimer in the documentation and/or other materials
#      provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# The views and conclusions contained in the software and
# documentation are those of the authors and should not be
# interpreted as representing official policies, either expressed
# or implied, of GRNET S.A.

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from django.http import HttpResponse
from django.db import transaction 
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from synnefo.lib.commissioning import CallError, get_callpoint
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from .callpoint import API_Callpoint

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import json
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from traceback import format_exc
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try:
    from django.views.decorators.csrf import csrf_exempt
except ImportError:
    def csrf_exempt(func):
        return func

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def _get_body(request):
    body = request.raw_post_data
    if body is None:
        body = request.GET.get('body', None)
    return body

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callpoints = {('quotaholder', 'v'): API_Callpoint()}
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@transaction.commit_on_success
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@csrf_exempt
Georgios D. Tsoukalas's avatar
Georgios D. Tsoukalas committed
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def view(request, appname='quotaholder', version=None, callname=None):
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    if (appname, version) not in callpoints:
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        return HttpResponse(status=404)
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    callpoint = callpoints[(appname, version)]
    body = _get_body(request)
    try:
        body = callpoint.make_call_from_json(callname, body)
        status = 200
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    except Exception, e:
        status = 450
        if not isinstance(e, CallError):
            e.args += (''.join(format_exc()),)
            e = CallError.from_exception(e)
            status = 500

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        body = json.dumps(e.to_dict())
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    return HttpResponse(status=status, content=body)