root / api / flavors.py @ f4fe8796
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1 | adee02b8 | Giorgos Verigakis | # Copyright 2011 GRNET S.A. All rights reserved.
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2 | adee02b8 | Giorgos Verigakis | #
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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 | adee02b8 | Giorgos Verigakis | #
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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 | adee02b8 | Giorgos Verigakis | #
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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 | adee02b8 | Giorgos Verigakis | #
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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 | adee02b8 | Giorgos Verigakis | #
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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 | c36934a7 | Giorgos Verigakis | |
34 | d8e50a39 | Giorgos Verigakis | from django.conf.urls.defaults import patterns |
35 | c36934a7 | Giorgos Verigakis | from django.http import HttpResponse |
36 | c36934a7 | Giorgos Verigakis | from django.template.loader import render_to_string |
37 | 29a59bc1 | Giorgos Verigakis | from django.utils import simplejson as json |
38 | c36934a7 | Giorgos Verigakis | |
39 | b36f78fa | Giorgos Verigakis | from synnefo.api import util |
40 | d8e50a39 | Giorgos Verigakis | from synnefo.db.models import Flavor |
41 | d8e50a39 | Giorgos Verigakis | |
42 | c36934a7 | Giorgos Verigakis | |
43 | c36934a7 | Giorgos Verigakis | urlpatterns = patterns('synnefo.api.flavors',
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44 | c36934a7 | Giorgos Verigakis | (r'^(?:/|.json|.xml)?$', 'list_flavors'), |
45 | c36934a7 | Giorgos Verigakis | (r'^/detail(?:.json|.xml)?$', 'list_flavors', {'detail': True}), |
46 | c36934a7 | Giorgos Verigakis | (r'^/(\d+)(?:.json|.xml)?$', 'get_flavor_details'), |
47 | c36934a7 | Giorgos Verigakis | ) |
48 | c36934a7 | Giorgos Verigakis | |
49 | c36934a7 | Giorgos Verigakis | |
50 | c36934a7 | Giorgos Verigakis | def flavor_to_dict(flavor, detail=True): |
51 | c36934a7 | Giorgos Verigakis | d = {'id': flavor.id, 'name': flavor.name} |
52 | c36934a7 | Giorgos Verigakis | if detail:
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53 | c36934a7 | Giorgos Verigakis | d['ram'] = flavor.ram
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54 | c36934a7 | Giorgos Verigakis | d['disk'] = flavor.disk
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55 | f1641e4d | Markos Gogoulos | d['cpu'] = flavor.cpu
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56 | c36934a7 | Giorgos Verigakis | return d
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57 | c36934a7 | Giorgos Verigakis | |
58 | c36934a7 | Giorgos Verigakis | |
59 | b36f78fa | Giorgos Verigakis | @util.api_method('GET') |
60 | c36934a7 | Giorgos Verigakis | def list_flavors(request, detail=False): |
61 | c36934a7 | Giorgos Verigakis | # Normal Response Codes: 200, 203
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62 | c36934a7 | Giorgos Verigakis | # Error Response Codes: computeFault (400, 500),
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63 | c36934a7 | Giorgos Verigakis | # serviceUnavailable (503),
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64 | c36934a7 | Giorgos Verigakis | # unauthorized (401),
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65 | c36934a7 | Giorgos Verigakis | # badRequest (400),
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66 | c36934a7 | Giorgos Verigakis | # overLimit (413)
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67 | aa197ee4 | Vangelis Koukis | |
68 | c36934a7 | Giorgos Verigakis | all_flavors = Flavor.objects.all() |
69 | c36934a7 | Giorgos Verigakis | flavors = [flavor_to_dict(flavor, detail) for flavor in all_flavors] |
70 | aa197ee4 | Vangelis Koukis | |
71 | d8e50a39 | Giorgos Verigakis | if request.serialization == 'xml': |
72 | b36f78fa | Giorgos Verigakis | data = render_to_string('list_flavors.xml', {
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73 | b36f78fa | Giorgos Verigakis | 'flavors': flavors,
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74 | b36f78fa | Giorgos Verigakis | 'detail': detail})
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75 | c36934a7 | Giorgos Verigakis | else:
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76 | c36934a7 | Giorgos Verigakis | data = json.dumps({'flavors': {'values': flavors}}) |
77 | aa197ee4 | Vangelis Koukis | |
78 | d8e50a39 | Giorgos Verigakis | return HttpResponse(data, status=200) |
79 | c36934a7 | Giorgos Verigakis | |
80 | b36f78fa | Giorgos Verigakis | @util.api_method('GET') |
81 | c36934a7 | Giorgos Verigakis | def get_flavor_details(request, flavor_id): |
82 | c36934a7 | Giorgos Verigakis | # Normal Response Codes: 200, 203
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83 | c36934a7 | Giorgos Verigakis | # Error Response Codes: computeFault (400, 500),
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84 | c36934a7 | Giorgos Verigakis | # serviceUnavailable (503),
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85 | c36934a7 | Giorgos Verigakis | # unauthorized (401),
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86 | c36934a7 | Giorgos Verigakis | # badRequest (400),
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87 | c36934a7 | Giorgos Verigakis | # itemNotFound (404),
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88 | c36934a7 | Giorgos Verigakis | # overLimit (413)
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89 | aa197ee4 | Vangelis Koukis | |
90 | b36f78fa | Giorgos Verigakis | flavor = util.get_flavor(flavor_id) |
91 | 529178b1 | Giorgos Verigakis | flavordict = flavor_to_dict(flavor, detail=True)
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92 | aa197ee4 | Vangelis Koukis | |
93 | d8e50a39 | Giorgos Verigakis | if request.serialization == 'xml': |
94 | 529178b1 | Giorgos Verigakis | data = render_to_string('flavor.xml', {'flavor': flavordict}) |
95 | c36934a7 | Giorgos Verigakis | else:
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96 | 529178b1 | Giorgos Verigakis | data = json.dumps({'flavor': flavordict})
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97 | aa197ee4 | Vangelis Koukis | |
98 | c36934a7 | Giorgos Verigakis | return HttpResponse(data, status=200) |