root / api / util.py @ f4fe8796
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1 | adee02b8 | Giorgos Verigakis | # Copyright 2011 GRNET S.A. All rights reserved.
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2 | d1387ed7 | Christodoulos Psaltis | #
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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 | d1387ed7 | Christodoulos Psaltis | #
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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 | d1387ed7 | Christodoulos Psaltis | #
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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 | d1387ed7 | Christodoulos Psaltis | #
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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 | d1387ed7 | Christodoulos Psaltis | #
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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 | 7e2f9d4b | Giorgos Verigakis | |
34 | c738c935 | Giorgos Verigakis | import datetime |
35 | c738c935 | Giorgos Verigakis | import dateutil.parser |
36 | c738c935 | Giorgos Verigakis | |
37 | c738c935 | Giorgos Verigakis | from base64 import b64encode |
38 | d8e50a39 | Giorgos Verigakis | from datetime import timedelta, tzinfo |
39 | d8e50a39 | Giorgos Verigakis | from functools import wraps |
40 | c738c935 | Giorgos Verigakis | from hashlib import sha256 |
41 | d8e50a39 | Giorgos Verigakis | from random import choice |
42 | d8e50a39 | Giorgos Verigakis | from string import ascii_letters, digits |
43 | 8b01f7f3 | Giorgos Verigakis | from time import time |
44 | d8e50a39 | Giorgos Verigakis | from traceback import format_exc |
45 | 8b01f7f3 | Giorgos Verigakis | from wsgiref.handlers import format_date_time |
46 | 7e2f9d4b | Giorgos Verigakis | |
47 | c738c935 | Giorgos Verigakis | from Crypto.Cipher import AES |
48 | 529178b1 | Giorgos Verigakis | |
49 | d8e50a39 | Giorgos Verigakis | from django.conf import settings |
50 | 7e2f9d4b | Giorgos Verigakis | from django.http import HttpResponse |
51 | 7e2f9d4b | Giorgos Verigakis | from django.template.loader import render_to_string |
52 | 29a59bc1 | Giorgos Verigakis | from django.utils import simplejson as json |
53 | 7e2f9d4b | Giorgos Verigakis | |
54 | b36f78fa | Giorgos Verigakis | from synnefo.api.faults import (Fault, BadRequest, BuildInProgress, |
55 | b36f78fa | Giorgos Verigakis | ItemNotFound, ServiceUnavailable, Unauthorized) |
56 | 529178b1 | Giorgos Verigakis | from synnefo.db.models import (SynnefoUser, Flavor, Image, ImageMetadata, |
57 | d44c236b | Giorgos Verigakis | VirtualMachine, VirtualMachineMetadata, |
58 | d44c236b | Giorgos Verigakis | Network, NetworkInterface) |
59 | b9b28a61 | Georgios Gousios | from synnefo.logic import log |
60 | 7e2f9d4b | Giorgos Verigakis | |
61 | d8e50a39 | Giorgos Verigakis | class UTC(tzinfo): |
62 | d8e50a39 | Giorgos Verigakis | def utcoffset(self, dt): |
63 | d8e50a39 | Giorgos Verigakis | return timedelta(0) |
64 | aa197ee4 | Vangelis Koukis | |
65 | d8e50a39 | Giorgos Verigakis | def tzname(self, dt): |
66 | d8e50a39 | Giorgos Verigakis | return 'UTC' |
67 | aa197ee4 | Vangelis Koukis | |
68 | d8e50a39 | Giorgos Verigakis | def dst(self, dt): |
69 | d8e50a39 | Giorgos Verigakis | return timedelta(0) |
70 | 7e2f9d4b | Giorgos Verigakis | |
71 | 7e2f9d4b | Giorgos Verigakis | |
72 | d8e50a39 | Giorgos Verigakis | def isoformat(d): |
73 | 529178b1 | Giorgos Verigakis | """Return an ISO8601 date string that includes a timezone."""
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74 | aa197ee4 | Vangelis Koukis | |
75 | d8e50a39 | Giorgos Verigakis | return d.replace(tzinfo=UTC()).isoformat()
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76 | d8e50a39 | Giorgos Verigakis | |
77 | d8e50a39 | Giorgos Verigakis | def isoparse(s): |
78 | d8e50a39 | Giorgos Verigakis | """Parse an ISO8601 date string into a datetime object."""
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79 | aa197ee4 | Vangelis Koukis | |
80 | d8e50a39 | Giorgos Verigakis | if not s: |
81 | d8e50a39 | Giorgos Verigakis | return None |
82 | aa197ee4 | Vangelis Koukis | |
83 | d8e50a39 | Giorgos Verigakis | try:
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84 | d8e50a39 | Giorgos Verigakis | since = dateutil.parser.parse(s) |
85 | e87d30f3 | Giorgos Verigakis | utc_since = since.astimezone(UTC()).replace(tzinfo=None)
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86 | d8e50a39 | Giorgos Verigakis | except ValueError: |
87 | d8e50a39 | Giorgos Verigakis | raise BadRequest('Invalid changes-since parameter.') |
88 | aa197ee4 | Vangelis Koukis | |
89 | e87d30f3 | Giorgos Verigakis | now = datetime.datetime.now() |
90 | e87d30f3 | Giorgos Verigakis | if utc_since > now:
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91 | d8e50a39 | Giorgos Verigakis | raise BadRequest('changes-since value set in the future.') |
92 | aa197ee4 | Vangelis Koukis | |
93 | e87d30f3 | Giorgos Verigakis | if now - utc_since > timedelta(seconds=settings.POLL_LIMIT):
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94 | d8e50a39 | Giorgos Verigakis | raise BadRequest('Too old changes-since value.') |
95 | aa197ee4 | Vangelis Koukis | |
96 | 0140e54b | Vangelis Koukis | return utc_since
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97 | aa197ee4 | Vangelis Koukis | |
98 | d8e50a39 | Giorgos Verigakis | def random_password(length=8): |
99 | d8e50a39 | Giorgos Verigakis | pool = ascii_letters + digits |
100 | d8e50a39 | Giorgos Verigakis | return ''.join(choice(pool) for i in range(length)) |
101 | d8e50a39 | Giorgos Verigakis | |
102 | c738c935 | Giorgos Verigakis | def zeropad(s): |
103 | c738c935 | Giorgos Verigakis | """Add zeros at the end of a string in order to make its length
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104 | c738c935 | Giorgos Verigakis | a multiple of 16."""
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105 | d1387ed7 | Christodoulos Psaltis | |
106 | c738c935 | Giorgos Verigakis | npad = 16 - len(s) % 16 |
107 | c738c935 | Giorgos Verigakis | return s + '\x00' * npad |
108 | c738c935 | Giorgos Verigakis | |
109 | c738c935 | Giorgos Verigakis | def encrypt(plaintext): |
110 | c738c935 | Giorgos Verigakis | # Make sure key is 32 bytes long
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111 | c738c935 | Giorgos Verigakis | key = sha256(settings.SECRET_KEY).digest() |
112 | d1387ed7 | Christodoulos Psaltis | |
113 | c738c935 | Giorgos Verigakis | aes = AES.new(key) |
114 | c738c935 | Giorgos Verigakis | enc = aes.encrypt(zeropad(plaintext)) |
115 | c738c935 | Giorgos Verigakis | return b64encode(enc)
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116 | c738c935 | Giorgos Verigakis | |
117 | 7e2f9d4b | Giorgos Verigakis | |
118 | 40777cc8 | Giorgos Verigakis | def get_vm(server_id, owner): |
119 | d8e50a39 | Giorgos Verigakis | """Return a VirtualMachine instance or raise ItemNotFound."""
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120 | aa197ee4 | Vangelis Koukis | |
121 | d8e50a39 | Giorgos Verigakis | try:
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122 | d8e50a39 | Giorgos Verigakis | server_id = int(server_id)
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123 | 40777cc8 | Giorgos Verigakis | return VirtualMachine.objects.get(id=server_id, owner=owner)
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124 | d8e50a39 | Giorgos Verigakis | except ValueError: |
125 | d8e50a39 | Giorgos Verigakis | raise BadRequest('Invalid server ID.') |
126 | d8e50a39 | Giorgos Verigakis | except VirtualMachine.DoesNotExist:
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127 | d8e50a39 | Giorgos Verigakis | raise ItemNotFound('Server not found.') |
128 | d8e50a39 | Giorgos Verigakis | |
129 | 40777cc8 | Giorgos Verigakis | def get_vm_meta(vm, key): |
130 | d8e50a39 | Giorgos Verigakis | """Return a VirtualMachineMetadata instance or raise ItemNotFound."""
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131 | aa197ee4 | Vangelis Koukis | |
132 | d8e50a39 | Giorgos Verigakis | try:
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133 | 40777cc8 | Giorgos Verigakis | return VirtualMachineMetadata.objects.get(meta_key=key, vm=vm)
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134 | d8e50a39 | Giorgos Verigakis | except VirtualMachineMetadata.DoesNotExist:
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135 | d8e50a39 | Giorgos Verigakis | raise ItemNotFound('Metadata key not found.') |
136 | d8e50a39 | Giorgos Verigakis | |
137 | 40777cc8 | Giorgos Verigakis | def get_image(image_id, owner): |
138 | d8e50a39 | Giorgos Verigakis | """Return an Image instance or raise ItemNotFound."""
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139 | aa197ee4 | Vangelis Koukis | |
140 | d8e50a39 | Giorgos Verigakis | try:
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141 | d8e50a39 | Giorgos Verigakis | image_id = int(image_id)
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142 | 75768d0e | Giorgos Verigakis | image = Image.objects.get(id=image_id) |
143 | 75768d0e | Giorgos Verigakis | if not image.public and image.owner != owner: |
144 | 75768d0e | Giorgos Verigakis | raise ItemNotFound('Image not found.') |
145 | 75768d0e | Giorgos Verigakis | return image
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146 | 40777cc8 | Giorgos Verigakis | except ValueError: |
147 | 40777cc8 | Giorgos Verigakis | raise BadRequest('Invalid image ID.') |
148 | d8e50a39 | Giorgos Verigakis | except Image.DoesNotExist:
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149 | d8e50a39 | Giorgos Verigakis | raise ItemNotFound('Image not found.') |
150 | d8e50a39 | Giorgos Verigakis | |
151 | 40777cc8 | Giorgos Verigakis | def get_image_meta(image, key): |
152 | 432fc8c3 | Giorgos Verigakis | """Return a ImageMetadata instance or raise ItemNotFound."""
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153 | 432fc8c3 | Giorgos Verigakis | |
154 | 432fc8c3 | Giorgos Verigakis | try:
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155 | 40777cc8 | Giorgos Verigakis | return ImageMetadata.objects.get(meta_key=key, image=image)
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156 | 432fc8c3 | Giorgos Verigakis | except ImageMetadata.DoesNotExist:
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157 | 432fc8c3 | Giorgos Verigakis | raise ItemNotFound('Metadata key not found.') |
158 | 432fc8c3 | Giorgos Verigakis | |
159 | 529178b1 | Giorgos Verigakis | def get_flavor(flavor_id): |
160 | 529178b1 | Giorgos Verigakis | """Return a Flavor instance or raise ItemNotFound."""
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161 | aa197ee4 | Vangelis Koukis | |
162 | 529178b1 | Giorgos Verigakis | try:
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163 | 529178b1 | Giorgos Verigakis | flavor_id = int(flavor_id)
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164 | 529178b1 | Giorgos Verigakis | return Flavor.objects.get(id=flavor_id)
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165 | 40777cc8 | Giorgos Verigakis | except ValueError: |
166 | 40777cc8 | Giorgos Verigakis | raise BadRequest('Invalid flavor ID.') |
167 | 529178b1 | Giorgos Verigakis | except Flavor.DoesNotExist:
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168 | 529178b1 | Giorgos Verigakis | raise ItemNotFound('Flavor not found.') |
169 | d8e50a39 | Giorgos Verigakis | |
170 | b19653d1 | Giorgos Verigakis | def get_network(network_id, owner): |
171 | e2ee7808 | Giorgos Verigakis | """Return a Network instance or raise ItemNotFound."""
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172 | aa197ee4 | Vangelis Koukis | |
173 | e2ee7808 | Giorgos Verigakis | try:
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174 | d44c236b | Giorgos Verigakis | if network_id == 'public': |
175 | 207b70d5 | Giorgos Verigakis | return Network.objects.get(public=True) |
176 | 207b70d5 | Giorgos Verigakis | else:
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177 | 207b70d5 | Giorgos Verigakis | network_id = int(network_id)
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178 | 207b70d5 | Giorgos Verigakis | return Network.objects.get(id=network_id, owner=owner)
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179 | e2ee7808 | Giorgos Verigakis | except ValueError: |
180 | b19653d1 | Giorgos Verigakis | raise BadRequest('Invalid network ID.') |
181 | 13b954b0 | Giorgos Verigakis | except Network.DoesNotExist:
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182 | e2ee7808 | Giorgos Verigakis | raise ItemNotFound('Network not found.') |
183 | e2ee7808 | Giorgos Verigakis | |
184 | d44c236b | Giorgos Verigakis | def get_nic(machine, network): |
185 | d44c236b | Giorgos Verigakis | try:
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186 | d44c236b | Giorgos Verigakis | return NetworkInterface.objects.get(machine=machine, network=network)
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187 | d44c236b | Giorgos Verigakis | except NetworkInterface.DoesNotExist:
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188 | d44c236b | Giorgos Verigakis | raise ItemNotFound('Server not connected to this network.') |
189 | d44c236b | Giorgos Verigakis | |
190 | e2ee7808 | Giorgos Verigakis | |
191 | 7e2f9d4b | Giorgos Verigakis | def get_request_dict(request): |
192 | d8e50a39 | Giorgos Verigakis | """Returns data sent by the client as a python dict."""
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193 | aa197ee4 | Vangelis Koukis | |
194 | 7e2f9d4b | Giorgos Verigakis | data = request.raw_post_data |
195 | 7e45ddef | Dimitris Moraitis | if request.META.get('CONTENT_TYPE').startswith('application/json'): |
196 | 7e2f9d4b | Giorgos Verigakis | try:
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197 | 7e2f9d4b | Giorgos Verigakis | return json.loads(data)
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198 | 7e2f9d4b | Giorgos Verigakis | except ValueError: |
199 | d8e50a39 | Giorgos Verigakis | raise BadRequest('Invalid JSON data.') |
200 | d8e50a39 | Giorgos Verigakis | else:
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201 | d8e50a39 | Giorgos Verigakis | raise BadRequest('Unsupported Content-Type.') |
202 | 7e2f9d4b | Giorgos Verigakis | |
203 | 8b01f7f3 | Giorgos Verigakis | def update_response_headers(request, response): |
204 | 8b01f7f3 | Giorgos Verigakis | if request.serialization == 'xml': |
205 | 8b01f7f3 | Giorgos Verigakis | response['Content-Type'] = 'application/xml' |
206 | 8b01f7f3 | Giorgos Verigakis | elif request.serialization == 'atom': |
207 | 8b01f7f3 | Giorgos Verigakis | response['Content-Type'] = 'application/atom+xml' |
208 | 8b01f7f3 | Giorgos Verigakis | else:
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209 | 8b01f7f3 | Giorgos Verigakis | response['Content-Type'] = 'application/json' |
210 | aa197ee4 | Vangelis Koukis | |
211 | 4cf8adf8 | Vangelis Koukis | if settings.TEST:
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212 | cdb65551 | Giorgos Verigakis | response['Date'] = format_date_time(time())
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213 | 8b01f7f3 | Giorgos Verigakis | |
214 | 432fc8c3 | Giorgos Verigakis | def render_metadata(request, metadata, use_values=False, status=200): |
215 | 432fc8c3 | Giorgos Verigakis | if request.serialization == 'xml': |
216 | 432fc8c3 | Giorgos Verigakis | data = render_to_string('metadata.xml', {'metadata': metadata}) |
217 | 432fc8c3 | Giorgos Verigakis | else:
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218 | b36f78fa | Giorgos Verigakis | if use_values:
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219 | b36f78fa | Giorgos Verigakis | d = {'metadata': {'values': metadata}} |
220 | b36f78fa | Giorgos Verigakis | else:
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221 | b36f78fa | Giorgos Verigakis | d = {'metadata': metadata}
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222 | 432fc8c3 | Giorgos Verigakis | data = json.dumps(d) |
223 | 432fc8c3 | Giorgos Verigakis | return HttpResponse(data, status=status)
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224 | 432fc8c3 | Giorgos Verigakis | |
225 | 432fc8c3 | Giorgos Verigakis | def render_meta(request, meta, status=200): |
226 | 432fc8c3 | Giorgos Verigakis | if request.serialization == 'xml': |
227 | 432fc8c3 | Giorgos Verigakis | data = render_to_string('meta.xml', {'meta': meta}) |
228 | 432fc8c3 | Giorgos Verigakis | else:
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229 | 432fc8c3 | Giorgos Verigakis | data = json.dumps({'meta': {meta.meta_key: meta.meta_value}})
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230 | 432fc8c3 | Giorgos Verigakis | return HttpResponse(data, status=status)
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231 | 432fc8c3 | Giorgos Verigakis | |
232 | c36934a7 | Giorgos Verigakis | def render_fault(request, fault): |
233 | 4cf8adf8 | Vangelis Koukis | if settings.DEBUG or settings.TEST: |
234 | 7e2f9d4b | Giorgos Verigakis | fault.details = format_exc(fault) |
235 | aa197ee4 | Vangelis Koukis | |
236 | d8e50a39 | Giorgos Verigakis | if request.serialization == 'xml': |
237 | d8e50a39 | Giorgos Verigakis | data = render_to_string('fault.xml', {'fault': fault}) |
238 | 7e2f9d4b | Giorgos Verigakis | else:
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239 | b36f78fa | Giorgos Verigakis | d = {fault.name: { |
240 | b36f78fa | Giorgos Verigakis | 'code': fault.code,
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241 | b36f78fa | Giorgos Verigakis | 'message': fault.message,
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242 | b36f78fa | Giorgos Verigakis | 'details': fault.details}}
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243 | 7e2f9d4b | Giorgos Verigakis | data = json.dumps(d) |
244 | aa197ee4 | Vangelis Koukis | |
245 | f0656db1 | Giorgos Verigakis | resp = HttpResponse(data, status=fault.code) |
246 | 8b01f7f3 | Giorgos Verigakis | update_response_headers(request, resp) |
247 | f0656db1 | Giorgos Verigakis | return resp
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248 | d8e50a39 | Giorgos Verigakis | |
249 | 432fc8c3 | Giorgos Verigakis | |
250 | d8e50a39 | Giorgos Verigakis | def request_serialization(request, atom_allowed=False): |
251 | d8e50a39 | Giorgos Verigakis | """Return the serialization format requested.
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252 | aa197ee4 | Vangelis Koukis |
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253 | 529178b1 | Giorgos Verigakis | Valid formats are 'json', 'xml' and 'atom' if `atom_allowed` is True.
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254 | d8e50a39 | Giorgos Verigakis | """
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255 | aa197ee4 | Vangelis Koukis | |
256 | d8e50a39 | Giorgos Verigakis | path = request.path |
257 | aa197ee4 | Vangelis Koukis | |
258 | d8e50a39 | Giorgos Verigakis | if path.endswith('.json'): |
259 | d8e50a39 | Giorgos Verigakis | return 'json' |
260 | d8e50a39 | Giorgos Verigakis | elif path.endswith('.xml'): |
261 | d8e50a39 | Giorgos Verigakis | return 'xml' |
262 | d8e50a39 | Giorgos Verigakis | elif atom_allowed and path.endswith('.atom'): |
263 | d8e50a39 | Giorgos Verigakis | return 'atom' |
264 | aa197ee4 | Vangelis Koukis | |
265 | d8e50a39 | Giorgos Verigakis | for item in request.META.get('HTTP_ACCEPT', '').split(','): |
266 | d8e50a39 | Giorgos Verigakis | accept, sep, rest = item.strip().partition(';')
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267 | d8e50a39 | Giorgos Verigakis | if accept == 'application/json': |
268 | d8e50a39 | Giorgos Verigakis | return 'json' |
269 | d8e50a39 | Giorgos Verigakis | elif accept == 'application/xml': |
270 | d8e50a39 | Giorgos Verigakis | return 'xml' |
271 | d8e50a39 | Giorgos Verigakis | elif atom_allowed and accept == 'application/atom+xml': |
272 | d8e50a39 | Giorgos Verigakis | return 'atom' |
273 | aa197ee4 | Vangelis Koukis | |
274 | d8e50a39 | Giorgos Verigakis | return 'json' |
275 | 7e2f9d4b | Giorgos Verigakis | |
276 | d8e50a39 | Giorgos Verigakis | def api_method(http_method=None, atom_allowed=False): |
277 | d8e50a39 | Giorgos Verigakis | """Decorator function for views that implement an API method."""
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278 | aa197ee4 | Vangelis Koukis | |
279 | c36934a7 | Giorgos Verigakis | def decorator(func): |
280 | c36934a7 | Giorgos Verigakis | @wraps(func)
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281 | c36934a7 | Giorgos Verigakis | def wrapper(request, *args, **kwargs): |
282 | bc923fb7 | Giorgos Verigakis | u = request.user.uniq if request.user else '' |
283 | b9b28a61 | Georgios Gousios | logger = log.get_logger("synnefo.api")
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284 | b9b28a61 | Georgios Gousios | logger.debug("%s <%s>" % (request.path, u))
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285 | c36934a7 | Giorgos Verigakis | try:
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286 | b9b28a61 | Georgios Gousios | |
287 | b36f78fa | Giorgos Verigakis | request.serialization = request_serialization( |
288 | b36f78fa | Giorgos Verigakis | request, |
289 | b36f78fa | Giorgos Verigakis | atom_allowed) |
290 | 27f0e60e | Georgios Gousios | if not request.method == 'GET': |
291 | 27f0e60e | Georgios Gousios | if 'readonly' in request.__dict__ and \ |
292 | 27f0e60e | Georgios Gousios | request.readonly == True:
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293 | 27f0e60e | Georgios Gousios | raise BadRequest('Method not allowed') |
294 | 40777cc8 | Giorgos Verigakis | if not request.user: |
295 | 40777cc8 | Giorgos Verigakis | raise Unauthorized('No user found.') |
296 | d8e50a39 | Giorgos Verigakis | if http_method and request.method != http_method: |
297 | d8e50a39 | Giorgos Verigakis | raise BadRequest('Method not allowed.') |
298 | aa197ee4 | Vangelis Koukis | |
299 | c36934a7 | Giorgos Verigakis | resp = func(request, *args, **kwargs) |
300 | 8b01f7f3 | Giorgos Verigakis | update_response_headers(request, resp) |
301 | c36934a7 | Giorgos Verigakis | return resp
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302 | 5231a38a | Giorgos Verigakis | except VirtualMachine.DeletedError:
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303 | 5231a38a | Giorgos Verigakis | fault = BadRequest('Server has been deleted.')
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304 | 5231a38a | Giorgos Verigakis | return render_fault(request, fault)
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305 | 5231a38a | Giorgos Verigakis | except VirtualMachine.BuildingError:
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306 | 5231a38a | Giorgos Verigakis | fault = BuildInProgress('Server is being built.')
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307 | 5231a38a | Giorgos Verigakis | return render_fault(request, fault)
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308 | c36934a7 | Giorgos Verigakis | except Fault, fault:
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309 | c36934a7 | Giorgos Verigakis | return render_fault(request, fault)
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310 | a62a4d20 | Giorgos Verigakis | except BaseException, e: |
311 | f2bdb9ab | Georgios Gousios | logger.exception('Unexpected error')
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312 | 529178b1 | Giorgos Verigakis | fault = ServiceUnavailable('Unexpected error.')
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313 | c36934a7 | Giorgos Verigakis | return render_fault(request, fault)
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314 | c36934a7 | Giorgos Verigakis | return wrapper
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315 | c36934a7 | Giorgos Verigakis | return decorator |