root / snf-cyclades-app / synnefo / api / networks.py @ 1102774c
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1 | ece5581b | Christos Stavrakakis | # Copyright 2011-2013 GRNET S.A. All rights reserved.
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2 | ce55f211 | Kostas Papadimitriou | #
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3 | adee02b8 | Giorgos Verigakis | # Redistribution and use in source and binary forms, with or
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4 | adee02b8 | Giorgos Verigakis | # without modification, are permitted provided that the following
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5 | adee02b8 | Giorgos Verigakis | # conditions are met:
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6 | ce55f211 | Kostas Papadimitriou | #
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7 | adee02b8 | Giorgos Verigakis | # 1. Redistributions of source code must retain the above
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8 | adee02b8 | Giorgos Verigakis | # copyright notice, this list of conditions and the following
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9 | adee02b8 | Giorgos Verigakis | # disclaimer.
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10 | ce55f211 | Kostas Papadimitriou | #
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11 | adee02b8 | Giorgos Verigakis | # 2. Redistributions in binary form must reproduce the above
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12 | adee02b8 | Giorgos Verigakis | # copyright notice, this list of conditions and the following
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13 | adee02b8 | Giorgos Verigakis | # disclaimer in the documentation and/or other materials
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14 | adee02b8 | Giorgos Verigakis | # provided with the distribution.
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15 | ce55f211 | Kostas Papadimitriou | #
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16 | adee02b8 | Giorgos Verigakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | adee02b8 | Giorgos Verigakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | adee02b8 | Giorgos Verigakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | adee02b8 | Giorgos Verigakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | adee02b8 | Giorgos Verigakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | adee02b8 | Giorgos Verigakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | adee02b8 | Giorgos Verigakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | adee02b8 | Giorgos Verigakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | adee02b8 | Giorgos Verigakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | adee02b8 | Giorgos Verigakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | adee02b8 | Giorgos Verigakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | adee02b8 | Giorgos Verigakis | # POSSIBILITY OF SUCH DAMAGE.
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28 | ce55f211 | Kostas Papadimitriou | #
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29 | adee02b8 | Giorgos Verigakis | # The views and conclusions contained in the software and
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30 | adee02b8 | Giorgos Verigakis | # documentation are those of the authors and should not be
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31 | adee02b8 | Giorgos Verigakis | # interpreted as representing official policies, either expressed
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32 | adee02b8 | Giorgos Verigakis | # or implied, of GRNET S.A.
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33 | ce55f211 | Kostas Papadimitriou | from django.conf import settings |
34 | b3fd98ae | Christos Stavrakakis | from django.conf.urls.defaults import patterns |
35 | b3fd98ae | Christos Stavrakakis | from django.db.models import Q |
36 | 0269afd6 | Giorgos Verigakis | from django.http import HttpResponse |
37 | 69d6d7dd | Giorgos Verigakis | from django.template.loader import render_to_string |
38 | 0269afd6 | Giorgos Verigakis | from django.utils import simplejson as json |
39 | 0269afd6 | Giorgos Verigakis | |
40 | b3fd98ae | Christos Stavrakakis | from snf_django.lib import api |
41 | b3fd98ae | Christos Stavrakakis | from snf_django.lib.api import faults, utils |
42 | 5061546f | Christos Stavrakakis | from synnefo.api import util |
43 | 41a7fae7 | Christos Stavrakakis | from synnefo.api.servers import network_actions |
44 | 03992c72 | Christos Stavrakakis | from synnefo.db.models import Network |
45 | ece5581b | Christos Stavrakakis | from synnefo.logic import networks |
46 | 9e98ba3c | Giorgos Verigakis | |
47 | 9e98ba3c | Giorgos Verigakis | |
48 | b3fd98ae | Christos Stavrakakis | from logging import getLogger |
49 | b3fd98ae | Christos Stavrakakis | log = getLogger(__name__) |
50 | b36f78fa | Giorgos Verigakis | |
51 | e440e835 | Christos Stavrakakis | urlpatterns = patterns( |
52 | e440e835 | Christos Stavrakakis | 'synnefo.api.networks',
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53 | 0269afd6 | Giorgos Verigakis | (r'^(?:/|.json|.xml)?$', 'demux'), |
54 | 0269afd6 | Giorgos Verigakis | (r'^/detail(?:.json|.xml)?$', 'list_networks', {'detail': True}), |
55 | f4fe8796 | Giorgos Verigakis | (r'^/(\w+)(?:.json|.xml)?$', 'network_demux'), |
56 | ece5581b | Christos Stavrakakis | (r'^/(\w+)/action(?:.json|.xml)?$', 'demux_network_action'), |
57 | 0269afd6 | Giorgos Verigakis | ) |
58 | 0269afd6 | Giorgos Verigakis | |
59 | 0269afd6 | Giorgos Verigakis | |
60 | 0269afd6 | Giorgos Verigakis | def demux(request): |
61 | 0269afd6 | Giorgos Verigakis | if request.method == 'GET': |
62 | 0269afd6 | Giorgos Verigakis | return list_networks(request)
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63 | 0269afd6 | Giorgos Verigakis | elif request.method == 'POST': |
64 | 0269afd6 | Giorgos Verigakis | return create_network(request)
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65 | 0269afd6 | Giorgos Verigakis | else:
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66 | c0720b78 | Kostas Papadimitriou | return api.api_method_not_allowed(request)
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67 | 0269afd6 | Giorgos Verigakis | |
68 | 6ef51e9f | Giorgos Verigakis | |
69 | b19653d1 | Giorgos Verigakis | def network_demux(request, network_id): |
70 | 0269afd6 | Giorgos Verigakis | if request.method == 'GET': |
71 | b19653d1 | Giorgos Verigakis | return get_network_details(request, network_id)
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72 | 0269afd6 | Giorgos Verigakis | elif request.method == 'PUT': |
73 | b19653d1 | Giorgos Verigakis | return update_network_name(request, network_id)
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74 | 0269afd6 | Giorgos Verigakis | elif request.method == 'DELETE': |
75 | b19653d1 | Giorgos Verigakis | return delete_network(request, network_id)
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76 | 0269afd6 | Giorgos Verigakis | else:
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77 | c0720b78 | Kostas Papadimitriou | return api.api_method_not_allowed(request)
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78 | 0269afd6 | Giorgos Verigakis | |
79 | 0269afd6 | Giorgos Verigakis | |
80 | 6ef51e9f | Giorgos Verigakis | def network_to_dict(network, user_id, detail=True): |
81 | 7fede91e | Christos Stavrakakis | d = {'id': str(network.id), 'name': network.name} |
82 | 1b696c26 | Christos Stavrakakis | d['links'] = util.network_to_links(network.id)
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83 | 0269afd6 | Giorgos Verigakis | if detail:
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84 | 936e0be3 | Christos Stavrakakis | d['user_id'] = network.userid
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85 | 936e0be3 | Christos Stavrakakis | d['tenant_id'] = network.userid
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86 | 08b079e2 | Stavros Sachtouris | d['cidr'] = network.subnet
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87 | cc3f266e | Christos Stavrakakis | d['cidr6'] = network.subnet6
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88 | 08b079e2 | Stavros Sachtouris | d['gateway'] = network.gateway
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89 | cc3f266e | Christos Stavrakakis | d['gateway6'] = network.gateway6
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90 | 08b079e2 | Stavros Sachtouris | d['dhcp'] = network.dhcp
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91 | b7d38981 | Dimitris Aragiorgis | d['type'] = network.flavor
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92 | b3fd98ae | Christos Stavrakakis | d['updated'] = utils.isoformat(network.updated)
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93 | b3fd98ae | Christos Stavrakakis | d['created'] = utils.isoformat(network.created)
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94 | d44c236b | Giorgos Verigakis | d['status'] = network.state
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95 | 7fede91e | Christos Stavrakakis | d['public'] = network.public
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96 | 08b079e2 | Stavros Sachtouris | |
97 | 7fede91e | Christos Stavrakakis | attachments = [util.construct_nic_id(nic) |
98 | e440e835 | Christos Stavrakakis | for nic in network.nics.filter(machine__userid=user_id) |
99 | 939d71dd | Christos Stavrakakis | .filter(state="ACTIVE")
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100 | cd2b0bf5 | Christos Stavrakakis | .order_by('machine')]
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101 | 5029ff36 | Christos Stavrakakis | d['attachments'] = attachments
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102 | 0269afd6 | Giorgos Verigakis | return d
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103 | 0269afd6 | Giorgos Verigakis | |
104 | 6ef51e9f | Giorgos Verigakis | |
105 | 0269afd6 | Giorgos Verigakis | def render_network(request, networkdict, status=200): |
106 | 0269afd6 | Giorgos Verigakis | if request.serialization == 'xml': |
107 | 0269afd6 | Giorgos Verigakis | data = render_to_string('network.xml', {'network': networkdict}) |
108 | 0269afd6 | Giorgos Verigakis | else:
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109 | 0269afd6 | Giorgos Verigakis | data = json.dumps({'network': networkdict})
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110 | 0269afd6 | Giorgos Verigakis | return HttpResponse(data, status=status)
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111 | 0269afd6 | Giorgos Verigakis | |
112 | 0269afd6 | Giorgos Verigakis | |
113 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='GET', user_required=True, logger=log) |
114 | 0269afd6 | Giorgos Verigakis | def list_networks(request, detail=False): |
115 | 0269afd6 | Giorgos Verigakis | # Normal Response Codes: 200, 203
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116 | 0269afd6 | Giorgos Verigakis | # Error Response Codes: computeFault (400, 500),
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117 | 0269afd6 | Giorgos Verigakis | # serviceUnavailable (503),
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118 | 0269afd6 | Giorgos Verigakis | # unauthorized (401),
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119 | 0269afd6 | Giorgos Verigakis | # badRequest (400),
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120 | 0269afd6 | Giorgos Verigakis | # overLimit (413)
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121 | ce55f211 | Kostas Papadimitriou | |
122 | 0c37a721 | Christos Stavrakakis | log.debug('list_networks detail=%s', detail)
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123 | 8b2515a9 | Christos Stavrakakis | user_networks = Network.objects.filter(Q(userid=request.user_uniq) | |
124 | 3878553d | Kostas Papadimitriou | Q(public=True))
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125 | b6bc4afa | Christos Stavrakakis | user_networks = utils.filter_modified_since(request, objects=user_networks) |
126 | ce55f211 | Kostas Papadimitriou | |
127 | ece5581b | Christos Stavrakakis | networks_dict = [network_to_dict(network, request.user_uniq, detail) |
128 | ece5581b | Christos Stavrakakis | for network in user_networks.order_by('id')] |
129 | ce55f211 | Kostas Papadimitriou | |
130 | 0269afd6 | Giorgos Verigakis | if request.serialization == 'xml': |
131 | b36f78fa | Giorgos Verigakis | data = render_to_string('list_networks.xml', {
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132 | ece5581b | Christos Stavrakakis | 'networks': networks_dict,
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133 | b36f78fa | Giorgos Verigakis | 'detail': detail})
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134 | 0269afd6 | Giorgos Verigakis | else:
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135 | ece5581b | Christos Stavrakakis | data = json.dumps({'networks': networks_dict})
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136 | aa197ee4 | Vangelis Koukis | |
137 | 0269afd6 | Giorgos Verigakis | return HttpResponse(data, status=200) |
138 | 0269afd6 | Giorgos Verigakis | |
139 | 6ef51e9f | Giorgos Verigakis | |
140 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='POST', user_required=True, logger=log) |
141 | 2509ce17 | Christos Stavrakakis | def create_network(request): |
142 | 0269afd6 | Giorgos Verigakis | # Normal Response Code: 202
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143 | 0269afd6 | Giorgos Verigakis | # Error Response Codes: computeFault (400, 500),
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144 | 0269afd6 | Giorgos Verigakis | # serviceUnavailable (503),
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145 | 0269afd6 | Giorgos Verigakis | # unauthorized (401),
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146 | 13b954b0 | Giorgos Verigakis | # badMediaType(415),
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147 | 0269afd6 | Giorgos Verigakis | # badRequest (400),
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148 | 17c2ed57 | Christos Stavrakakis | # forbidden (403)
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149 | 0269afd6 | Giorgos Verigakis | # overLimit (413)
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150 | aa197ee4 | Vangelis Koukis | |
151 | ece5581b | Christos Stavrakakis | req = utils.get_request_dict(request) |
152 | ece5581b | Christos Stavrakakis | log.info('create_network %s', req)
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153 | ece5581b | Christos Stavrakakis | user_id = request.user_uniq |
154 | 3165f027 | Christos Stavrakakis | try:
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155 | ece5581b | Christos Stavrakakis | d = req['network']
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156 | ece5581b | Christos Stavrakakis | name = d['name']
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157 | ece5581b | Christos Stavrakakis | except KeyError: |
158 | ece5581b | Christos Stavrakakis | raise faults.BadRequest("Malformed request") |
159 | ece5581b | Christos Stavrakakis | |
160 | ece5581b | Christos Stavrakakis | # Get and validate flavor. Flavors are still exposed as 'type' in the
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161 | ece5581b | Christos Stavrakakis | # API.
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162 | ece5581b | Christos Stavrakakis | flavor = d.get("type", None) |
163 | ece5581b | Christos Stavrakakis | if flavor is None: |
164 | ece5581b | Christos Stavrakakis | raise faults.BadRequest("Missing request parameter 'type'") |
165 | ece5581b | Christos Stavrakakis | elif flavor not in Network.FLAVORS.keys(): |
166 | ece5581b | Christos Stavrakakis | raise faults.BadRequest("Invalid network type '%s'" % flavor) |
167 | ece5581b | Christos Stavrakakis | elif flavor not in settings.API_ENABLED_NETWORK_FLAVORS: |
168 | 99af08a4 | Christos Stavrakakis | raise faults.Forbidden("Can not create network of type '%s'" % |
169 | 99af08a4 | Christos Stavrakakis | flavor) |
170 | ece5581b | Christos Stavrakakis | public = d.get("public", False) |
171 | ece5581b | Christos Stavrakakis | if public:
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172 | ece5581b | Christos Stavrakakis | raise faults.Forbidden("Can not create a public network.") |
173 | 4e1133ab | Christos Stavrakakis | |
174 | ece5581b | Christos Stavrakakis | dhcp = d.get('dhcp', True) |
175 | ece5581b | Christos Stavrakakis | |
176 | ece5581b | Christos Stavrakakis | # Get and validate network parameters
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177 | ece5581b | Christos Stavrakakis | subnet = d.get('cidr', '192.168.1.0/24') |
178 | ece5581b | Christos Stavrakakis | subnet6 = d.get('cidr6', None) |
179 | ece5581b | Christos Stavrakakis | gateway = d.get('gateway', None) |
180 | ece5581b | Christos Stavrakakis | gateway6 = d.get('gateway6', None) |
181 | ece5581b | Christos Stavrakakis | |
182 | ece5581b | Christos Stavrakakis | network = networks.create(user_id=user_id, name=name, flavor=flavor, |
183 | ece5581b | Christos Stavrakakis | subnet=subnet, gateway=gateway, subnet6=subnet6, |
184 | ece5581b | Christos Stavrakakis | gateway6=gateway6, dhcp=dhcp, public=False)
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185 | 7cfbbf32 | Christos Stavrakakis | |
186 | 4b3b8688 | Giorgos Verigakis | networkdict = network_to_dict(network, request.user_uniq) |
187 | 77f45438 | Christos Stavrakakis | response = render_network(request, networkdict, status=202)
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188 | 77f45438 | Christos Stavrakakis | |
189 | 77f45438 | Christos Stavrakakis | return response
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190 | 0269afd6 | Giorgos Verigakis | |
191 | 6ef51e9f | Giorgos Verigakis | |
192 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='GET', user_required=True, logger=log) |
193 | b19653d1 | Giorgos Verigakis | def get_network_details(request, network_id): |
194 | 0269afd6 | Giorgos Verigakis | # Normal Response Codes: 200, 203
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195 | 13b954b0 | Giorgos Verigakis | # Error Response Codes: computeFault (400, 500),
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196 | 13b954b0 | Giorgos Verigakis | # serviceUnavailable (503),
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197 | 13b954b0 | Giorgos Verigakis | # unauthorized (401),
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198 | 13b954b0 | Giorgos Verigakis | # badRequest (400),
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199 | 13b954b0 | Giorgos Verigakis | # itemNotFound (404),
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200 | 13b954b0 | Giorgos Verigakis | # overLimit (413)
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201 | ce55f211 | Kostas Papadimitriou | |
202 | 0c37a721 | Christos Stavrakakis | log.debug('get_network_details %s', network_id)
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203 | 4b3b8688 | Giorgos Verigakis | net = util.get_network(network_id, request.user_uniq) |
204 | 4b3b8688 | Giorgos Verigakis | netdict = network_to_dict(net, request.user_uniq) |
205 | 0269afd6 | Giorgos Verigakis | return render_network(request, netdict)
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206 | 0269afd6 | Giorgos Verigakis | |
207 | 6ef51e9f | Giorgos Verigakis | |
208 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='PUT', user_required=True, logger=log) |
209 | b19653d1 | Giorgos Verigakis | def update_network_name(request, network_id): |
210 | 0269afd6 | Giorgos Verigakis | # Normal Response Code: 204
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211 | 13b954b0 | Giorgos Verigakis | # Error Response Codes: computeFault (400, 500),
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212 | 13b954b0 | Giorgos Verigakis | # serviceUnavailable (503),
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213 | 13b954b0 | Giorgos Verigakis | # unauthorized (401),
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214 | 13b954b0 | Giorgos Verigakis | # badRequest (400),
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215 | 17c2ed57 | Christos Stavrakakis | # forbidden (403)
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216 | 13b954b0 | Giorgos Verigakis | # badMediaType(415),
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217 | 13b954b0 | Giorgos Verigakis | # itemNotFound (404),
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218 | 13b954b0 | Giorgos Verigakis | # overLimit (413)
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219 | aa197ee4 | Vangelis Koukis | |
220 | b3fd98ae | Christos Stavrakakis | req = utils.get_request_dict(request) |
221 | bf5c82dc | Christos Stavrakakis | log.info('update_network_name %s', network_id)
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222 | ce55f211 | Kostas Papadimitriou | |
223 | 0269afd6 | Giorgos Verigakis | try:
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224 | 0269afd6 | Giorgos Verigakis | name = req['network']['name'] |
225 | 0269afd6 | Giorgos Verigakis | except (TypeError, KeyError): |
226 | bd40abfa | Christos Stavrakakis | raise faults.BadRequest('Malformed request.') |
227 | 0269afd6 | Giorgos Verigakis | |
228 | ece5581b | Christos Stavrakakis | network = util.get_network(network_id, request.user_uniq) |
229 | ece5581b | Christos Stavrakakis | if network.public:
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230 | bd40abfa | Christos Stavrakakis | raise faults.Forbidden('Can not rename the public network.') |
231 | ece5581b | Christos Stavrakakis | network = networks.rename(network, name) |
232 | 0269afd6 | Giorgos Verigakis | return HttpResponse(status=204) |
233 | 0269afd6 | Giorgos Verigakis | |
234 | 6ef51e9f | Giorgos Verigakis | |
235 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='DELETE', user_required=True, logger=log) |
236 | b19653d1 | Giorgos Verigakis | def delete_network(request, network_id): |
237 | 0269afd6 | Giorgos Verigakis | # Normal Response Code: 204
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238 | 13b954b0 | Giorgos Verigakis | # Error Response Codes: computeFault (400, 500),
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239 | 13b954b0 | Giorgos Verigakis | # serviceUnavailable (503),
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240 | 13b954b0 | Giorgos Verigakis | # unauthorized (401),
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241 | 17c2ed57 | Christos Stavrakakis | # forbidden (403)
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242 | 13b954b0 | Giorgos Verigakis | # itemNotFound (404),
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243 | 13b954b0 | Giorgos Verigakis | # overLimit (413)
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244 | ce55f211 | Kostas Papadimitriou | |
245 | bf5c82dc | Christos Stavrakakis | log.info('delete_network %s', network_id)
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246 | ece5581b | Christos Stavrakakis | network = util.get_network(network_id, request.user_uniq, for_update=True)
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247 | ece5581b | Christos Stavrakakis | if network.public:
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248 | bd40abfa | Christos Stavrakakis | raise faults.Forbidden('Can not delete the public network.') |
249 | ece5581b | Christos Stavrakakis | networks.delete(network) |
250 | ece5581b | Christos Stavrakakis | return HttpResponse(status=204) |
251 | 5061546f | Christos Stavrakakis | |
252 | 5061546f | Christos Stavrakakis | |
253 | ece5581b | Christos Stavrakakis | def key_to_action(action): |
254 | ece5581b | Christos Stavrakakis | return action.upper()
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255 | 0269afd6 | Giorgos Verigakis | |
256 | 6ef51e9f | Giorgos Verigakis | |
257 | b3fd98ae | Christos Stavrakakis | @api.api_method(http_method='POST', user_required=True, logger=log) |
258 | ece5581b | Christos Stavrakakis | def demux_network_action(request, network_id): |
259 | b3fd98ae | Christos Stavrakakis | req = utils.get_request_dict(request) |
260 | 0c37a721 | Christos Stavrakakis | log.debug('network_action %s %s', network_id, req)
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261 | 9e98ba3c | Giorgos Verigakis | if len(req) != 1: |
262 | bd40abfa | Christos Stavrakakis | raise faults.BadRequest('Malformed request.') |
263 | ce55f211 | Kostas Papadimitriou | |
264 | 4b3b8688 | Giorgos Verigakis | net = util.get_network(network_id, request.user_uniq) |
265 | 207b70d5 | Giorgos Verigakis | if net.public:
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266 | bd40abfa | Christos Stavrakakis | raise faults.Forbidden('Can not modify the public network.') |
267 | 22a9959d | Christos Stavrakakis | if net.deleted:
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268 | 05d401cf | Christos Stavrakakis | raise faults.BadRequest("Network has been deleted.") |
269 | ce55f211 | Kostas Papadimitriou | |
270 | ece5581b | Christos Stavrakakis | action = req.keys()[0]
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271 | ece5581b | Christos Stavrakakis | if key_to_action(action) not in [x[0] for x in Network.ACTIONS]: |
272 | ece5581b | Christos Stavrakakis | raise faults.BadRequest("Action %s not supported." % action) |
273 | ece5581b | Christos Stavrakakis | action_args = req[action] |
274 | ece5581b | Christos Stavrakakis | if not isinstance(action_args, dict): |
275 | ece5581b | Christos Stavrakakis | raise faults.BadRequest("Invalid argument.") |
276 | ece5581b | Christos Stavrakakis | return network_actions[action](request, net, action_args) |