Synnefo

# Copyright 2011 GRNET S.A. All rights reserved.

#

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# without modification, are permitted provided that the following

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#   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.

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# 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,

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from logging import getLogger

from django.conf import settings

from django.http import HttpResponse

from django.template.loader import render_to_string

from django.utils import simplejson as json

from snf_django.lib import api

log = getLogger('synnefo.api')

VERSION_1_1 = {

    'id': 'v1.1',

    'status': 'CURRENT',

    'updated': '2011-04-01',

    'links': [

        {

            'rel': 'self',

            'href': settings.API_ROOT_URL,

        }

    ]

}

VERSIONS = [VERSION_1_1]

MEDIA_TYPES = [

    {'base': 'application/xml',

     'type': 'application/vnd.openstack.compute-v1.1+xml'},

    {'base': 'application/json',

     'type': 'application/vnd.openstack.compute-v1.1+json'}

]

DESCRIBED_BY = [

    {'rel': 'describedby',

     'type': 'application/pdf',

     'href': "http://docs.rackspacecloud.com/servers/api/"

             "v1.1/cs-devguide-20110125.pdf"},

    {'rel': 'describedby',

     'type': 'application/vnd.sun.wadl+xml',

     'href': "http://docs.rackspacecloud.com/servers/api/v1.1/"

             "application.wadl"}

]

@api.api_method(http_method='GET', user_required=True, logger=log)

def versions_list(request):

    # Normal Response Codes: 200, 203

    # Error Response Codes: 400, 413, 500, 503

    if request.serialization == 'xml':

        data = render_to_string('versions_list.xml', {'versions': VERSIONS})

    else:

        data = json.dumps({'versions': {'values': VERSIONS}})

    return HttpResponse(data)

@api.api_method('GET', user_required=True, logger=log)

def version_details(request, api_version):

    # Normal Response Codes: 200, 203

    # Error Response Codes: computeFault (400, 500),

    #                       serviceUnavailable (503),

    #                       unauthorized (401),

    #                       badRequest (400),

    #                       overLimit(413)

    log.debug('version_details %s', api_version)

    # We hardcode to v1.1 since it is the only one we support

    version = VERSION_1_1.copy()

    version['links'] = version['links'] + DESCRIBED_BY

    if request.serialization == 'xml':

        version['media_types'] = MEDIA_TYPES

        data = render_to_string('version_details.xml', {'version': version})

    else:

        version['media-types'] = MEDIA_TYPES

        data = json.dumps({'version': version})

    return HttpResponse(data)