root / snf-cyclades-app / synnefo / api / floating_ips.py @ 47c27955
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1 | 59183afc | Christos Stavrakakis | # Copyright 2013 GRNET S.A. All rights reserved.
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2 | 59183afc | Christos Stavrakakis | #
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3 | 59183afc | Christos Stavrakakis | # Redistribution and use in source and binary forms, with or
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4 | 59183afc | Christos Stavrakakis | # without modification, are permitted provided that the following
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5 | 59183afc | Christos Stavrakakis | # conditions are met:
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6 | 59183afc | Christos Stavrakakis | #
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7 | 59183afc | Christos Stavrakakis | # 1. Redistributions of source code must retain the above
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8 | 59183afc | Christos Stavrakakis | # copyright notice, this list of conditions and the following
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9 | 59183afc | Christos Stavrakakis | # disclaimer.
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10 | 59183afc | Christos Stavrakakis | #
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11 | 59183afc | Christos Stavrakakis | # 2. Redistributions in binary form must reproduce the above
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12 | 59183afc | Christos Stavrakakis | # copyright notice, this list of conditions and the following
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13 | 59183afc | Christos Stavrakakis | # disclaimer in the documentation and/or other materials
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14 | 59183afc | Christos Stavrakakis | # provided with the distribution.
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15 | 59183afc | Christos Stavrakakis | #
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16 | 59183afc | Christos Stavrakakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | 59183afc | Christos Stavrakakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | 59183afc | Christos Stavrakakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | 59183afc | Christos Stavrakakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | 59183afc | Christos Stavrakakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | 59183afc | Christos Stavrakakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | 59183afc | Christos Stavrakakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | 59183afc | Christos Stavrakakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | 59183afc | Christos Stavrakakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | 59183afc | Christos Stavrakakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | 59183afc | Christos Stavrakakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | 59183afc | Christos Stavrakakis | # POSSIBILITY OF SUCH DAMAGE.
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28 | 59183afc | Christos Stavrakakis | #
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29 | 59183afc | Christos Stavrakakis | # The views and conclusions contained in the software and
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30 | 59183afc | Christos Stavrakakis | # documentation are those of the authors and should not be
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31 | 59183afc | Christos Stavrakakis | # interpreted as representing official policies, either expressed
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32 | 59183afc | Christos Stavrakakis | # or implied, of GRNET S.A.
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33 | 59183afc | Christos Stavrakakis | |
34 | 59183afc | Christos Stavrakakis | from django.conf.urls.defaults import patterns |
35 | 59183afc | Christos Stavrakakis | from django.db import transaction |
36 | 59183afc | Christos Stavrakakis | from django.http import HttpResponse |
37 | 59183afc | Christos Stavrakakis | from django.utils import simplejson as json |
38 | 59183afc | Christos Stavrakakis | |
39 | 59183afc | Christos Stavrakakis | from snf_django.lib import api |
40 | 59183afc | Christos Stavrakakis | from snf_django.lib.api import faults, utils |
41 | 59183afc | Christos Stavrakakis | from synnefo.api import util |
42 | 0292883e | Christos Stavrakakis | from synnefo.logic import ips |
43 | fde2c1f7 | Christos Stavrakakis | from synnefo.db.models import Network, IPAddress |
44 | 59183afc | Christos Stavrakakis | |
45 | 59183afc | Christos Stavrakakis | from logging import getLogger |
46 | 59183afc | Christos Stavrakakis | log = getLogger(__name__) |
47 | 59183afc | Christos Stavrakakis | |
48 | e4f484da | Marios Kogias | '''
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49 | 7d368e73 | Christos Stavrakakis | ips_urlpatterns = patterns(
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50 | 59183afc | Christos Stavrakakis | 'synnefo.api.floating_ips',
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51 | 59183afc | Christos Stavrakakis | (r'^(?:/|.json|.xml)?$', 'demux'),
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52 | 59183afc | Christos Stavrakakis | (r'^/(\w+)(?:.json|.xml)?$', 'floating_ip_demux'),
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53 | 59183afc | Christos Stavrakakis | )
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54 | 59183afc | Christos Stavrakakis |
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55 | 7d368e73 | Christos Stavrakakis | pools_urlpatterns = patterns(
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56 | 7d368e73 | Christos Stavrakakis | "synnefo.api.floating_ips",
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57 | 7d368e73 | Christos Stavrakakis | (r'^(?:/|.json|.xml)?$', 'list_floating_ip_pools'),
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58 | 7d368e73 | Christos Stavrakakis | )
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59 | e4f484da | Marios Kogias | '''
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60 | e4f484da | Marios Kogias | |
61 | e4f484da | Marios Kogias | ips_urlpatterns = patterns( |
62 | e4f484da | Marios Kogias | 'synnefo.api.floating_ips',
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63 | e4f484da | Marios Kogias | (r'^(?:/|.json|.xml)?$', 'demux'), |
64 | e4f484da | Marios Kogias | (r'^/detail(?:.json|.xml)?$', 'list_floating_ips', {'detail': True}), |
65 | e4f484da | Marios Kogias | (r'^/(\w+)(?:/|.json|.xml)?$', 'floating_ip_demux')) |
66 | 7d368e73 | Christos Stavrakakis | |
67 | 59183afc | Christos Stavrakakis | |
68 | 59183afc | Christos Stavrakakis | def demux(request): |
69 | 59183afc | Christos Stavrakakis | if request.method == 'GET': |
70 | 59183afc | Christos Stavrakakis | return list_floating_ips(request)
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71 | 59183afc | Christos Stavrakakis | elif request.method == 'POST': |
72 | 59183afc | Christos Stavrakakis | return allocate_floating_ip(request)
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73 | 59183afc | Christos Stavrakakis | else:
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74 | 2aba7764 | Sofia Papagiannaki | return api.api_method_not_allowed(request,
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75 | 2aba7764 | Sofia Papagiannaki | allowed_methods=['GET', 'POST']) |
76 | 59183afc | Christos Stavrakakis | |
77 | 59183afc | Christos Stavrakakis | |
78 | 59183afc | Christos Stavrakakis | def floating_ip_demux(request, floating_ip_id): |
79 | 59183afc | Christos Stavrakakis | if request.method == 'GET': |
80 | 59183afc | Christos Stavrakakis | return get_floating_ip(request, floating_ip_id)
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81 | 59183afc | Christos Stavrakakis | elif request.method == 'DELETE': |
82 | 59183afc | Christos Stavrakakis | return release_floating_ip(request, floating_ip_id)
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83 | e4f484da | Marios Kogias | elif request.method == 'PUT': |
84 | e4f484da | Marios Kogias | return update_floating_ip(request, floating_ip_id)
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85 | 59183afc | Christos Stavrakakis | else:
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86 | 2aba7764 | Sofia Papagiannaki | return api.api_method_not_allowed(request,
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87 | 2aba7764 | Sofia Papagiannaki | allowed_methods=['GET', 'DELETE']) |
88 | 59183afc | Christos Stavrakakis | |
89 | 59183afc | Christos Stavrakakis | |
90 | 59183afc | Christos Stavrakakis | def ip_to_dict(floating_ip): |
91 | fde2c1f7 | Christos Stavrakakis | machine_id = None
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92 | e4f484da | Marios Kogias | port_id = None
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93 | fde2c1f7 | Christos Stavrakakis | if floating_ip.nic is not None: |
94 | fde2c1f7 | Christos Stavrakakis | machine_id = floating_ip.nic.machine_id |
95 | e4f484da | Marios Kogias | port_id = floating_ip.nic.id |
96 | e4f484da | Marios Kogias | return {"fixed_ip_address": None, |
97 | 59183afc | Christos Stavrakakis | "id": str(floating_ip.id), |
98 | 59183afc | Christos Stavrakakis | "instance_id": str(machine_id) if machine_id else None, |
99 | e4f484da | Marios Kogias | "floating_ip_address": floating_ip.address,
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100 | 03d430b5 | Christos Stavrakakis | "port_id": str(port_id) if port_id else None, |
101 | 7219c7a3 | Christos Stavrakakis | "floating_network_id": str(floating_ip.network_id), |
102 | 7219c7a3 | Christos Stavrakakis | "deleted": floating_ip.deleted}
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103 | 59183afc | Christos Stavrakakis | |
104 | 59183afc | Christos Stavrakakis | |
105 | 1cbe2522 | Christos Stavrakakis | @api.api_method(http_method="GET", user_required=True, logger=log, |
106 | 1cbe2522 | Christos Stavrakakis | serializations=["json"])
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107 | 59183afc | Christos Stavrakakis | def list_floating_ips(request): |
108 | 59183afc | Christos Stavrakakis | """Return user reserved floating IPs"""
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109 | 59183afc | Christos Stavrakakis | log.debug("list_floating_ips")
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110 | 59183afc | Christos Stavrakakis | |
111 | 59183afc | Christos Stavrakakis | userid = request.user_uniq |
112 | fde2c1f7 | Christos Stavrakakis | floating_ips = IPAddress.objects.filter(userid=userid, deleted=False,
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113 | fde2c1f7 | Christos Stavrakakis | floating_ip=True).order_by("id")\ |
114 | fde2c1f7 | Christos Stavrakakis | .select_related("nic")
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115 | b6bc4afa | Christos Stavrakakis | floating_ips = utils.filter_modified_since(request, objects=floating_ips) |
116 | 59183afc | Christos Stavrakakis | |
117 | 59183afc | Christos Stavrakakis | floating_ips = map(ip_to_dict, floating_ips)
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118 | 59183afc | Christos Stavrakakis | |
119 | 59183afc | Christos Stavrakakis | request.serialization = "json"
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120 | 53b0ea25 | Christos Stavrakakis | data = json.dumps({"floatingips": floating_ips})
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121 | 59183afc | Christos Stavrakakis | |
122 | 59183afc | Christos Stavrakakis | return HttpResponse(data, status=200) |
123 | 59183afc | Christos Stavrakakis | |
124 | 59183afc | Christos Stavrakakis | |
125 | 1cbe2522 | Christos Stavrakakis | @api.api_method(http_method="GET", user_required=True, logger=log, |
126 | 1cbe2522 | Christos Stavrakakis | serializations=["json"])
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127 | 59183afc | Christos Stavrakakis | def get_floating_ip(request, floating_ip_id): |
128 | 59183afc | Christos Stavrakakis | """Return information for a floating IP."""
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129 | 59183afc | Christos Stavrakakis | userid = request.user_uniq |
130 | fde2c1f7 | Christos Stavrakakis | floating_ip = util.get_floating_ip_by_id(userid, floating_ip_id) |
131 | 59183afc | Christos Stavrakakis | request.serialization = "json"
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132 | 53b0ea25 | Christos Stavrakakis | data = json.dumps({"floatingip": ip_to_dict(floating_ip)})
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133 | 59183afc | Christos Stavrakakis | return HttpResponse(data, status=200) |
134 | 59183afc | Christos Stavrakakis | |
135 | 59183afc | Christos Stavrakakis | |
136 | 1cbe2522 | Christos Stavrakakis | @api.api_method(http_method='POST', user_required=True, logger=log, |
137 | 1cbe2522 | Christos Stavrakakis | serializations=["json"])
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138 | fde2c1f7 | Christos Stavrakakis | @transaction.commit_on_success
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139 | 59183afc | Christos Stavrakakis | def allocate_floating_ip(request): |
140 | 59183afc | Christos Stavrakakis | """Allocate a floating IP."""
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141 | 59183afc | Christos Stavrakakis | req = utils.get_request_dict(request) |
142 | e4f484da | Marios Kogias | floating_ip_dict = api.utils.get_attribute(req, "floatingip",
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143 | 14402edc | Christos Stavrakakis | required=True, attr_type=dict) |
144 | 59183afc | Christos Stavrakakis | log.info('allocate_floating_ip %s', req)
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145 | 59183afc | Christos Stavrakakis | |
146 | 59183afc | Christos Stavrakakis | userid = request.user_uniq |
147 | 47c27955 | Giorgos Korfiatis | project = floating_ip_dict.get("project", None) |
148 | e4f484da | Marios Kogias | |
149 | e4f484da | Marios Kogias | # the network_pool is a mandatory field
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150 | 4edfc376 | Christos Stavrakakis | network_id = api.utils.get_attribute(floating_ip_dict, |
151 | 4edfc376 | Christos Stavrakakis | "floating_network_id",
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152 | 14402edc | Christos Stavrakakis | required=False,
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153 | 14402edc | Christos Stavrakakis | attr_type=(basestring, int)) |
154 | 4edfc376 | Christos Stavrakakis | if network_id is None: |
155 | 47c27955 | Giorgos Korfiatis | floating_ip = ips.create_floating_ip(userid, project=project) |
156 | 4edfc376 | Christos Stavrakakis | else:
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157 | 4edfc376 | Christos Stavrakakis | try:
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158 | 4edfc376 | Christos Stavrakakis | network_id = int(network_id)
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159 | 4edfc376 | Christos Stavrakakis | except ValueError: |
160 | 4edfc376 | Christos Stavrakakis | raise faults.BadRequest("Invalid networkd ID.") |
161 | 4edfc376 | Christos Stavrakakis | |
162 | 4edfc376 | Christos Stavrakakis | network = util.get_network(network_id, userid, for_update=True,
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163 | 4edfc376 | Christos Stavrakakis | non_deleted=True)
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164 | 4edfc376 | Christos Stavrakakis | address = api.utils.get_attribute(floating_ip_dict, |
165 | 4edfc376 | Christos Stavrakakis | "floating_ip_address",
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166 | 14402edc | Christos Stavrakakis | required=False,
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167 | 14402edc | Christos Stavrakakis | attr_type=basestring)
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168 | 47c27955 | Giorgos Korfiatis | floating_ip = ips.create_floating_ip(userid, network, address, |
169 | 47c27955 | Giorgos Korfiatis | project=project) |
170 | fde2c1f7 | Christos Stavrakakis | |
171 | fde2c1f7 | Christos Stavrakakis | log.info("User '%s' allocated floating IP '%s'", userid, floating_ip)
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172 | 59183afc | Christos Stavrakakis | request.serialization = "json"
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173 | 53b0ea25 | Christos Stavrakakis | data = json.dumps({"floatingip": ip_to_dict(floating_ip)})
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174 | 59183afc | Christos Stavrakakis | return HttpResponse(data, status=200) |
175 | 59183afc | Christos Stavrakakis | |
176 | 59183afc | Christos Stavrakakis | |
177 | 1cbe2522 | Christos Stavrakakis | @api.api_method(http_method='DELETE', user_required=True, logger=log, |
178 | 1cbe2522 | Christos Stavrakakis | serializations=["json"])
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179 | 59183afc | Christos Stavrakakis | @transaction.commit_on_success
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180 | 59183afc | Christos Stavrakakis | def release_floating_ip(request, floating_ip_id): |
181 | 59183afc | Christos Stavrakakis | """Release a floating IP."""
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182 | 59183afc | Christos Stavrakakis | userid = request.user_uniq |
183 | 59183afc | Christos Stavrakakis | log.info("release_floating_ip '%s'. User '%s'.", floating_ip_id, userid)
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184 | fde2c1f7 | Christos Stavrakakis | |
185 | fde2c1f7 | Christos Stavrakakis | floating_ip = util.get_floating_ip_by_id(userid, floating_ip_id, |
186 | fde2c1f7 | Christos Stavrakakis | for_update=True)
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187 | 0292883e | Christos Stavrakakis | ips.delete_floating_ip(floating_ip) |
188 | 59183afc | Christos Stavrakakis | log.info("User '%s' released IP '%s", userid, floating_ip)
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189 | 59183afc | Christos Stavrakakis | |
190 | 59183afc | Christos Stavrakakis | return HttpResponse(status=204) |
191 | 7d368e73 | Christos Stavrakakis | |
192 | 7d368e73 | Christos Stavrakakis | |
193 | e4f484da | Marios Kogias | @api.api_method(http_method='PUT', user_required=True, logger=log, |
194 | e4f484da | Marios Kogias | serializations=["json"])
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195 | e4f484da | Marios Kogias | @transaction.commit_on_success
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196 | e4f484da | Marios Kogias | def update_floating_ip(request, floating_ip_id): |
197 | e4f484da | Marios Kogias | """Update a floating IP."""
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198 | 1fb3293d | Christos Stavrakakis | raise faults.NotImplemented("Updating a floating IP is not supported.") |
199 | d610698e | Christos Stavrakakis | #userid = request.user_uniq
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200 | d610698e | Christos Stavrakakis | #log.info("update_floating_ip '%s'. User '%s'.", floating_ip_id, userid)
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201 | d610698e | Christos Stavrakakis | |
202 | d610698e | Christos Stavrakakis | #req = utils.get_request_dict(request)
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203 | d610698e | Christos Stavrakakis | #info = api.utils.get_attribute(req, "floatingip", required=True)
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204 | d610698e | Christos Stavrakakis | |
205 | d610698e | Christos Stavrakakis | #device_id = api.utils.get_attribute(info, "device_id", required=False)
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206 | d610698e | Christos Stavrakakis | |
207 | d610698e | Christos Stavrakakis | #floating_ip = util.get_floating_ip_by_id(userid, floating_ip_id,
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208 | d610698e | Christos Stavrakakis | # for_update=True)
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209 | d610698e | Christos Stavrakakis | #if device_id:
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210 | d610698e | Christos Stavrakakis | # # attach
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211 | d610698e | Christos Stavrakakis | # vm = util.get_vm(device_id, userid)
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212 | d610698e | Christos Stavrakakis | # nic, floating_ip = servers.create_nic(vm, ipaddress=floating_ip)
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213 | d610698e | Christos Stavrakakis | # backend.connect_to_network(vm, nic)
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214 | d610698e | Christos Stavrakakis | #else:
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215 | d610698e | Christos Stavrakakis | # # dettach
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216 | d610698e | Christos Stavrakakis | # nic = floating_ip.nic
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217 | d610698e | Christos Stavrakakis | # if not nic:
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218 | d610698e | Christos Stavrakakis | # raise faults.BadRequest("The floating IP is not associated\
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219 | d610698e | Christos Stavrakakis | # with any device")
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220 | d610698e | Christos Stavrakakis | # vm = nic.machine
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221 | d610698e | Christos Stavrakakis | # servers.disconnect(vm, nic)
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222 | d610698e | Christos Stavrakakis | #return HttpResponse(status=202)
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223 | e4f484da | Marios Kogias | |
224 | e4f484da | Marios Kogias | |
225 | fde2c1f7 | Christos Stavrakakis | # Floating IP pools
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226 | 1cbe2522 | Christos Stavrakakis | @api.api_method(http_method='GET', user_required=True, logger=log, |
227 | 1cbe2522 | Christos Stavrakakis | serializations=["json"])
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228 | 7d368e73 | Christos Stavrakakis | def list_floating_ip_pools(request): |
229 | fde2c1f7 | Christos Stavrakakis | networks = Network.objects.filter(public=True, floating_ip_pool=True, |
230 | fde2c1f7 | Christos Stavrakakis | deleted=False)
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231 | b6bc4afa | Christos Stavrakakis | networks = utils.filter_modified_since(request, objects=networks) |
232 | d610698e | Christos Stavrakakis | floating_ip_pools = map(network_to_floating_ip_pool, networks)
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233 | 7d368e73 | Christos Stavrakakis | request.serialization = "json"
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234 | d610698e | Christos Stavrakakis | data = json.dumps({"floating_ip_pools": floating_ip_pools})
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235 | 7d368e73 | Christos Stavrakakis | request.serialization = "json"
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236 | 7d368e73 | Christos Stavrakakis | return HttpResponse(data, status=200) |
237 | fde2c1f7 | Christos Stavrakakis | |
238 | fde2c1f7 | Christos Stavrakakis | |
239 | fde2c1f7 | Christos Stavrakakis | def network_to_floating_ip_pool(network): |
240 | fde2c1f7 | Christos Stavrakakis | """Convert a 'Network' object to a floating IP pool dict."""
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241 | fde2c1f7 | Christos Stavrakakis | total, free = network.ip_count() |
242 | fde2c1f7 | Christos Stavrakakis | return {"name": str(network.id), |
243 | fde2c1f7 | Christos Stavrakakis | "size": total,
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244 | 7219c7a3 | Christos Stavrakakis | "free": free,
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245 | 7219c7a3 | Christos Stavrakakis | "deleted": network.deleted} |