root / snf-cyclades-app / synnefo / api / networks.py @ 5a6cee09
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1 | a96e84cf | Christos Stavrakakis | # Copyright 2011-2013 GRNET S.A. All rights reserved.
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2 | a96e84cf | Christos Stavrakakis | #
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3 | a96e84cf | Christos Stavrakakis | # Redistribution and use in source and binary forms, with or
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4 | a96e84cf | Christos Stavrakakis | # without modification, are permitted provided that the following
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5 | a96e84cf | Christos Stavrakakis | # conditions are met:
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6 | a96e84cf | Christos Stavrakakis | #
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7 | a96e84cf | Christos Stavrakakis | # 1. Redistributions of source code must retain the above
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8 | a96e84cf | Christos Stavrakakis | # copyright notice, this list of conditions and the following
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9 | a96e84cf | Christos Stavrakakis | # disclaimer.
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10 | a96e84cf | Christos Stavrakakis | #
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11 | a96e84cf | Christos Stavrakakis | # 2. Redistributions in binary form must reproduce the above
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12 | a96e84cf | Christos Stavrakakis | # copyright notice, this list of conditions and the following
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13 | a96e84cf | Christos Stavrakakis | # disclaimer in the documentation and/or other materials
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14 | a96e84cf | Christos Stavrakakis | # provided with the distribution.
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15 | a96e84cf | Christos Stavrakakis | #
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16 | a96e84cf | Christos Stavrakakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | a96e84cf | Christos Stavrakakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | a96e84cf | Christos Stavrakakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | a96e84cf | Christos Stavrakakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | a96e84cf | Christos Stavrakakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | a96e84cf | Christos Stavrakakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | a96e84cf | Christos Stavrakakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | a96e84cf | Christos Stavrakakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | a96e84cf | Christos Stavrakakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | a96e84cf | Christos Stavrakakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | a96e84cf | Christos Stavrakakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | a96e84cf | Christos Stavrakakis | # POSSIBILITY OF SUCH DAMAGE.
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28 | a96e84cf | Christos Stavrakakis | #
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29 | a96e84cf | Christos Stavrakakis | # The views and conclusions contained in the software and
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30 | a96e84cf | Christos Stavrakakis | # documentation are those of the authors and should not be
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31 | a96e84cf | Christos Stavrakakis | # interpreted as representing official policies, either expressed
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32 | a96e84cf | Christos Stavrakakis | # or implied, of GRNET S.A.
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33 | a96e84cf | Christos Stavrakakis | |
34 | ce55f211 | Kostas Papadimitriou | from django.conf import settings |
35 | 6b256427 | Christos Stavrakakis | from django.conf.urls import patterns |
36 | 0269afd6 | Giorgos Verigakis | from django.http import HttpResponse |
37 | 0269afd6 | Giorgos Verigakis | from django.utils import simplejson as json |
38 | 0baa1e3d | Buildbot | from django.db import transaction |
39 | 0baa1e3d | Buildbot | from django.db.models import Q |
40 | 0baa1e3d | Buildbot | from django.template.loader import render_to_string |
41 | a96e84cf | Christos Stavrakakis | |
42 | a96e84cf | Christos Stavrakakis | from snf_django.lib import api |
43 | 99667854 | Giorgos Korfiatis | from snf_django.lib.api import utils |
44 | a96e84cf | Christos Stavrakakis | |
45 | 5061546f | Christos Stavrakakis | from synnefo.api import util |
46 | 03992c72 | Christos Stavrakakis | from synnefo.db.models import Network |
47 | a96e84cf | Christos Stavrakakis | from synnefo.logic import networks |
48 | 9e98ba3c | Giorgos Verigakis | |
49 | b3fd98ae | Christos Stavrakakis | from logging import getLogger |
50 | 0baa1e3d | Buildbot | |
51 | b3fd98ae | Christos Stavrakakis | log = getLogger(__name__) |
52 | b36f78fa | Giorgos Verigakis | |
53 | e440e835 | Christos Stavrakakis | urlpatterns = patterns( |
54 | e440e835 | Christos Stavrakakis | 'synnefo.api.networks',
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55 | 95a213d4 | Christos Stavrakakis | (r'^(?:/|.json|.xml)?$', 'demux'), |
56 | a96e84cf | Christos Stavrakakis | (r'^/detail(?:.json|.xml)?$', 'list_networks', {'detail': True}), |
57 | 99667854 | Giorgos Korfiatis | (r'^/(\w+)(?:/|.json|.xml)?$', 'network_demux'), |
58 | 99667854 | Giorgos Korfiatis | (r'^/(\w+)/action(?:/|.json|.xml)?$', 'network_action_demux'), |
59 | 99667854 | Giorgos Korfiatis | ) |
60 | 95a213d4 | Christos Stavrakakis | |
61 | 0269afd6 | Giorgos Verigakis | |
62 | 0269afd6 | Giorgos Verigakis | def demux(request): |
63 | 0269afd6 | Giorgos Verigakis | if request.method == 'GET': |
64 | 0269afd6 | Giorgos Verigakis | return list_networks(request)
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65 | 0269afd6 | Giorgos Verigakis | elif request.method == 'POST': |
66 | 0269afd6 | Giorgos Verigakis | return create_network(request)
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67 | 0269afd6 | Giorgos Verigakis | else:
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68 | 2aba7764 | Sofia Papagiannaki | return api.api_method_not_allowed(request,
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69 | 2aba7764 | Sofia Papagiannaki | allowed_methods=['GET', 'POST']) |
70 | 0269afd6 | Giorgos Verigakis | |
71 | 6ef51e9f | Giorgos Verigakis | |
72 | a96e84cf | Christos Stavrakakis | def network_demux(request, network_id): |
73 | 0baa1e3d | Buildbot | |
74 | 0269afd6 | Giorgos Verigakis | if request.method == 'GET': |
75 | a96e84cf | Christos Stavrakakis | return get_network_details(request, network_id)
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76 | 0269afd6 | Giorgos Verigakis | elif request.method == 'DELETE': |
77 | a96e84cf | Christos Stavrakakis | return delete_network(request, network_id)
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78 | 0baa1e3d | Buildbot | elif request.method == 'PUT': |
79 | a96e84cf | Christos Stavrakakis | return update_network(request, network_id)
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80 | 0269afd6 | Giorgos Verigakis | else:
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81 | 2aba7764 | Sofia Papagiannaki | return api.api_method_not_allowed(request,
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82 | 2aba7764 | Sofia Papagiannaki | allowed_methods=['GET',
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83 | 2aba7764 | Sofia Papagiannaki | 'PUT',
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84 | 2aba7764 | Sofia Papagiannaki | 'DELETE'])
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85 | 0269afd6 | Giorgos Verigakis | |
86 | 0269afd6 | Giorgos Verigakis | |
87 | 99667854 | Giorgos Korfiatis | @api.api_method(http_method='POST', user_required=True, logger=log) |
88 | 99667854 | Giorgos Korfiatis | def network_action_demux(request, network_id): |
89 | 5a6cee09 | Christos Stavrakakis | req = utils.get_json_body(request) |
90 | 99667854 | Giorgos Korfiatis | network = util.get_network(network_id, request.user_uniq, for_update=True)
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91 | 99667854 | Giorgos Korfiatis | action = req.keys()[0]
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92 | 99667854 | Giorgos Korfiatis | try:
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93 | 99667854 | Giorgos Korfiatis | f = NETWORK_ACTIONS[action] |
94 | 99667854 | Giorgos Korfiatis | except KeyError: |
95 | 99667854 | Giorgos Korfiatis | raise faults.BadRequest("Action %s not supported." % action) |
96 | 99667854 | Giorgos Korfiatis | action_args = req[action] |
97 | 99667854 | Giorgos Korfiatis | if not isinstance(action_args, dict): |
98 | 99667854 | Giorgos Korfiatis | raise faults.BadRequest("Invalid argument.") |
99 | 99667854 | Giorgos Korfiatis | |
100 | 99667854 | Giorgos Korfiatis | return f(request, network, action_args)
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101 | 99667854 | Giorgos Korfiatis | |
102 | 99667854 | Giorgos Korfiatis | |
103 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='GET', user_required=True, logger=log) |
104 | bf58eed3 | Dionysis Grigoropoulos | def list_networks(request, detail=True): |
105 | 0c37a721 | Christos Stavrakakis | log.debug('list_networks detail=%s', detail)
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106 | 0baa1e3d | Buildbot | |
107 | a96e84cf | Christos Stavrakakis | user_networks = Network.objects.filter(Q(userid=request.user_uniq) | |
108 | a96e84cf | Christos Stavrakakis | Q(public=True))\
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109 | 883c1f94 | Christos Stavrakakis | .order_by('id')
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110 | 883c1f94 | Christos Stavrakakis | if detail:
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111 | 883c1f94 | Christos Stavrakakis | user_networks = user_networks.prefetch_related("subnets")
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112 | 0baa1e3d | Buildbot | |
113 | a96e84cf | Christos Stavrakakis | user_networks = api.utils.filter_modified_since(request, |
114 | a96e84cf | Christos Stavrakakis | objects=user_networks) |
115 | ce55f211 | Kostas Papadimitriou | |
116 | a96e84cf | Christos Stavrakakis | network_dicts = [network_to_dict(network, detail) |
117 | 883c1f94 | Christos Stavrakakis | for network in user_networks] |
118 | ce55f211 | Kostas Papadimitriou | |
119 | 0269afd6 | Giorgos Verigakis | if request.serialization == 'xml': |
120 | b36f78fa | Giorgos Verigakis | data = render_to_string('list_networks.xml', {
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121 | a96e84cf | Christos Stavrakakis | "networks": network_dicts})
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122 | 0269afd6 | Giorgos Verigakis | else:
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123 | a96e84cf | Christos Stavrakakis | data = json.dumps({'networks': network_dicts})
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124 | aa197ee4 | Vangelis Koukis | |
125 | 0269afd6 | Giorgos Verigakis | return HttpResponse(data, status=200) |
126 | 0269afd6 | Giorgos Verigakis | |
127 | 6ef51e9f | Giorgos Verigakis | |
128 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='POST', user_required=True, logger=log) |
129 | 2509ce17 | Christos Stavrakakis | def create_network(request): |
130 | a96e84cf | Christos Stavrakakis | userid = request.user_uniq |
131 | 5a6cee09 | Christos Stavrakakis | req = api.utils.get_json_body(request) |
132 | a96e84cf | Christos Stavrakakis | log.info('create_network %s', req)
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133 | a96e84cf | Christos Stavrakakis | |
134 | 3d870b05 | Dionysis Grigoropoulos | network_dict = api.utils.get_attribute(req, "network",
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135 | 3d870b05 | Dionysis Grigoropoulos | attr_type=dict)
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136 | 3d870b05 | Dionysis Grigoropoulos | flavor = api.utils.get_attribute(network_dict, "type",
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137 | 3d870b05 | Dionysis Grigoropoulos | attr_type=basestring)
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138 | a96e84cf | Christos Stavrakakis | |
139 | a96e84cf | Christos Stavrakakis | if flavor not in Network.FLAVORS.keys(): |
140 | a96e84cf | Christos Stavrakakis | raise api.faults.BadRequest("Invalid network type '%s'" % flavor) |
141 | a96e84cf | Christos Stavrakakis | if flavor not in settings.API_ENABLED_NETWORK_FLAVORS: |
142 | 8d5795b4 | Christos Stavrakakis | raise api.faults.Forbidden("Cannot create network of type '%s'." % |
143 | a96e84cf | Christos Stavrakakis | flavor) |
144 | a96e84cf | Christos Stavrakakis | |
145 | 3d870b05 | Dionysis Grigoropoulos | name = api.utils.get_attribute(network_dict, "name", attr_type=basestring, |
146 | 3d870b05 | Dionysis Grigoropoulos | required=False)
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147 | a96e84cf | Christos Stavrakakis | if name is None: |
148 | a96e84cf | Christos Stavrakakis | name = ""
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149 | a96e84cf | Christos Stavrakakis | |
150 | 47c27955 | Giorgos Korfiatis | project = network_dict.get('project', None) |
151 | a96e84cf | Christos Stavrakakis | network = networks.create(userid=userid, name=name, flavor=flavor, |
152 | 47c27955 | Giorgos Korfiatis | public=False, project=project)
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153 | a96e84cf | Christos Stavrakakis | networkdict = network_to_dict(network, detail=True)
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154 | 0baa1e3d | Buildbot | response = render_network(request, networkdict, status=201)
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155 | 77f45438 | Christos Stavrakakis | |
156 | 77f45438 | Christos Stavrakakis | return response
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157 | 0269afd6 | Giorgos Verigakis | |
158 | 6ef51e9f | Giorgos Verigakis | |
159 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='GET', user_required=True, logger=log) |
160 | a96e84cf | Christos Stavrakakis | def get_network_details(request, network_id): |
161 | 0c37a721 | Christos Stavrakakis | log.debug('get_network_details %s', network_id)
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162 | a96e84cf | Christos Stavrakakis | network = util.get_network(network_id, request.user_uniq) |
163 | a96e84cf | Christos Stavrakakis | return render_network(request, network_to_dict(network, detail=True)) |
164 | 6ef51e9f | Giorgos Verigakis | |
165 | a96e84cf | Christos Stavrakakis | |
166 | a96e84cf | Christos Stavrakakis | @api.api_method(http_method='PUT', user_required=True, logger=log) |
167 | a96e84cf | Christos Stavrakakis | def update_network(request, network_id): |
168 | 5a6cee09 | Christos Stavrakakis | info = api.utils.get_json_body(request) |
169 | a96e84cf | Christos Stavrakakis | |
170 | 3d870b05 | Dionysis Grigoropoulos | network = api.utils.get_attribute(info, "network", attr_type=dict, |
171 | 3d870b05 | Dionysis Grigoropoulos | required=True)
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172 | 3d870b05 | Dionysis Grigoropoulos | new_name = api.utils.get_attribute(network, "name", attr_type=basestring) |
173 | a96e84cf | Christos Stavrakakis | |
174 | a96e84cf | Christos Stavrakakis | network = util.get_network(network_id, request.user_uniq, for_update=True)
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175 | a96e84cf | Christos Stavrakakis | if network.public:
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176 | 8d5795b4 | Christos Stavrakakis | raise api.faults.Forbidden("Cannot rename the public network.") |
177 | a96e84cf | Christos Stavrakakis | network = networks.rename(network, new_name) |
178 | a96e84cf | Christos Stavrakakis | return render_network(request, network_to_dict(network), 200) |
179 | 0269afd6 | Giorgos Verigakis | |
180 | 6ef51e9f | Giorgos Verigakis | |
181 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='DELETE', user_required=True, logger=log) |
182 | 0baa1e3d | Buildbot | @transaction.commit_on_success
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183 | b19653d1 | Giorgos Verigakis | def delete_network(request, network_id): |
184 | bf5c82dc | Christos Stavrakakis | log.info('delete_network %s', network_id)
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185 | a96e84cf | Christos Stavrakakis | network = util.get_network(network_id, request.user_uniq, for_update=True)
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186 | a96e84cf | Christos Stavrakakis | if network.public:
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187 | 8d5795b4 | Christos Stavrakakis | raise api.faults.Forbidden("Cannot delete the public network.") |
188 | a96e84cf | Christos Stavrakakis | networks.delete(network) |
189 | ece5581b | Christos Stavrakakis | return HttpResponse(status=204) |
190 | 5061546f | Christos Stavrakakis | |
191 | 5061546f | Christos Stavrakakis | |
192 | 0baa1e3d | Buildbot | def network_to_dict(network, detail=True): |
193 | 0baa1e3d | Buildbot | d = {'id': str(network.id), 'name': network.name} |
194 | 0baa1e3d | Buildbot | d['links'] = util.network_to_links(network.id)
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195 | 0baa1e3d | Buildbot | if detail:
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196 | 883c1f94 | Christos Stavrakakis | # Loop over subnets. Do not perform any extra query because of prefetch
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197 | 883c1f94 | Christos Stavrakakis | # related!
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198 | 883c1f94 | Christos Stavrakakis | subnet_ids = [] |
199 | 883c1f94 | Christos Stavrakakis | for subnet in network.subnets.all(): |
200 | aff81af3 | Christos Stavrakakis | subnet_ids.append(subnet.id) |
201 | 883c1f94 | Christos Stavrakakis | |
202 | 8f335041 | Christos Stavrakakis | state = "SNF:DRAINED" if network.drained else network.state |
203 | 0baa1e3d | Buildbot | d['user_id'] = network.userid
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204 | 70c51e5d | Giorgos Korfiatis | d['tenant_id'] = network.project
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205 | 0baa1e3d | Buildbot | d['type'] = network.flavor
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206 | a96e84cf | Christos Stavrakakis | d['updated'] = api.utils.isoformat(network.updated)
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207 | a96e84cf | Christos Stavrakakis | d['created'] = api.utils.isoformat(network.created)
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208 | 8f335041 | Christos Stavrakakis | d['status'] = state
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209 | 0baa1e3d | Buildbot | d['public'] = network.public
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210 | 64209939 | Christos Stavrakakis | d['router:external'] = network.external_router
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211 | 0baa1e3d | Buildbot | d['admin_state_up'] = True |
212 | 883c1f94 | Christos Stavrakakis | d['subnets'] = subnet_ids
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213 | 7421d45e | Christos Stavrakakis | d['SNF:floating_ip_pool'] = network.floating_ip_pool
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214 | 6faf3c78 | Dionysis Grigoropoulos | d['deleted'] = network.deleted
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215 | 0baa1e3d | Buildbot | return d
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216 | 0baa1e3d | Buildbot | |
217 | 0baa1e3d | Buildbot | |
218 | 99667854 | Giorgos Korfiatis | @transaction.commit_on_success
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219 | 99667854 | Giorgos Korfiatis | def reassign_network(request, network, args): |
220 | 99667854 | Giorgos Korfiatis | project = args.get("project")
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221 | 99667854 | Giorgos Korfiatis | if project is None: |
222 | 99667854 | Giorgos Korfiatis | raise faults.BadRequest("Missing 'project' attribute.") |
223 | 99667854 | Giorgos Korfiatis | networks.reassign(network, project) |
224 | 99667854 | Giorgos Korfiatis | return HttpResponse(status=200) |
225 | 99667854 | Giorgos Korfiatis | |
226 | 99667854 | Giorgos Korfiatis | |
227 | 99667854 | Giorgos Korfiatis | NETWORK_ACTIONS = { |
228 | 99667854 | Giorgos Korfiatis | "reassign": reassign_network,
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229 | 99667854 | Giorgos Korfiatis | } |
230 | 99667854 | Giorgos Korfiatis | |
231 | 99667854 | Giorgos Korfiatis | |
232 | 0baa1e3d | Buildbot | def render_network(request, networkdict, status=200): |
233 | 0baa1e3d | Buildbot | if request.serialization == 'xml': |
234 | 0baa1e3d | Buildbot | data = render_to_string('network.xml', {'network': networkdict}) |
235 | 0baa1e3d | Buildbot | else:
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236 | 0baa1e3d | Buildbot | data = json.dumps({'network': networkdict})
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237 | 0baa1e3d | Buildbot | return HttpResponse(data, status=status) |