root / image_creator / kamaki_wrapper.py @ 09743d3a
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1 | 40e7a487 | Nikos Skalkotos | # Copyright 2012 GRNET S.A. All rights reserved.
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2 | 40e7a487 | Nikos Skalkotos | #
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3 | 40e7a487 | Nikos Skalkotos | # Redistribution and use in source and binary forms, with or
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4 | 40e7a487 | Nikos Skalkotos | # without modification, are permitted provided that the following
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5 | 40e7a487 | Nikos Skalkotos | # conditions are met:
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6 | 40e7a487 | Nikos Skalkotos | #
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7 | 40e7a487 | Nikos Skalkotos | # 1. Redistributions of source code must retain the above
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8 | 40e7a487 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
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9 | 40e7a487 | Nikos Skalkotos | # disclaimer.
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10 | 40e7a487 | Nikos Skalkotos | #
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11 | 40e7a487 | Nikos Skalkotos | # 2. Redistributions in binary form must reproduce the above
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12 | 40e7a487 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
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13 | 40e7a487 | Nikos Skalkotos | # disclaimer in the documentation and/or other materials
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14 | 40e7a487 | Nikos Skalkotos | # provided with the distribution.
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15 | 40e7a487 | Nikos Skalkotos | #
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16 | 40e7a487 | Nikos Skalkotos | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | 40e7a487 | Nikos Skalkotos | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | 40e7a487 | Nikos Skalkotos | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | 40e7a487 | Nikos Skalkotos | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | 40e7a487 | Nikos Skalkotos | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | 40e7a487 | Nikos Skalkotos | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | 40e7a487 | Nikos Skalkotos | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | 40e7a487 | Nikos Skalkotos | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | 40e7a487 | Nikos Skalkotos | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | 40e7a487 | Nikos Skalkotos | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | 40e7a487 | Nikos Skalkotos | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | 40e7a487 | Nikos Skalkotos | # POSSIBILITY OF SUCH DAMAGE.
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28 | 40e7a487 | Nikos Skalkotos | #
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29 | 40e7a487 | Nikos Skalkotos | # The views and conclusions contained in the software and
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30 | 40e7a487 | Nikos Skalkotos | # documentation are those of the authors and should not be
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31 | 40e7a487 | Nikos Skalkotos | # interpreted as representing official policies, either expressed
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32 | 40e7a487 | Nikos Skalkotos | # or implied, of GRNET S.A.
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33 | 40e7a487 | Nikos Skalkotos | |
34 | 40e7a487 | Nikos Skalkotos | from os.path import basename |
35 | 40e7a487 | Nikos Skalkotos | |
36 | 40e7a487 | Nikos Skalkotos | from kamaki.config import Config |
37 | 997ac76a | Nikos Skalkotos | from kamaki.clients import ClientError |
38 | 40e7a487 | Nikos Skalkotos | from kamaki.clients.image import ImageClient |
39 | 997ac76a | Nikos Skalkotos | from kamaki.clients.pithos import PithosClient |
40 | 40e7a487 | Nikos Skalkotos | |
41 | e77e66a9 | Nikos Skalkotos | from image_creator.util import FatalError |
42 | 40e7a487 | Nikos Skalkotos | |
43 | 40e7a487 | Nikos Skalkotos | CONTAINER = "images"
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44 | 40e7a487 | Nikos Skalkotos | |
45 | 40e7a487 | Nikos Skalkotos | |
46 | e77e66a9 | Nikos Skalkotos | class Kamaki(object): |
47 | e77e66a9 | Nikos Skalkotos | def __init__(self, account, token, output): |
48 | 997ac76a | Nikos Skalkotos | self.account = account
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49 | 40e7a487 | Nikos Skalkotos | self.token = token
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50 | e77e66a9 | Nikos Skalkotos | self.out = output
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51 | 40e7a487 | Nikos Skalkotos | |
52 | 40e7a487 | Nikos Skalkotos | config = Config() |
53 | 40e7a487 | Nikos Skalkotos | |
54 | 40e7a487 | Nikos Skalkotos | pithos_url = config.get('storage', 'url') |
55 | 40e7a487 | Nikos Skalkotos | self.container = CONTAINER
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56 | 40e7a487 | Nikos Skalkotos | self.pithos_client = PithosClient(pithos_url, token, self.account, |
57 | 40e7a487 | Nikos Skalkotos | self.container)
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58 | 40e7a487 | Nikos Skalkotos | |
59 | 40e7a487 | Nikos Skalkotos | image_url = config.get('image', 'url') |
60 | 40e7a487 | Nikos Skalkotos | self.image_client = ImageClient(image_url, token)
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61 | 40e7a487 | Nikos Skalkotos | |
62 | 40e7a487 | Nikos Skalkotos | self.uploaded_object = None |
63 | 40e7a487 | Nikos Skalkotos | |
64 | b1395967 | Nikos Skalkotos | def upload(self, file_obj, size=None, remote_path=None, hp=None, up=None): |
65 | b1aea98e | Nikos Skalkotos | """Upload a file to pithos"""
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66 | 3b7d3fc7 | Nikos Skalkotos | |
67 | 3b7d3fc7 | Nikos Skalkotos | path = basename(file_obj.name) if remote_path is None else remote_path |
68 | 40e7a487 | Nikos Skalkotos | |
69 | b1395967 | Nikos Skalkotos | try:
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70 | b1395967 | Nikos Skalkotos | self.pithos_client.create_container(self.container) |
71 | b1395967 | Nikos Skalkotos | except ClientError as e: |
72 | b1395967 | Nikos Skalkotos | if e.status != 202: # Ignore container already exists errors |
73 | 3b7d3fc7 | Nikos Skalkotos | raise e
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74 | 3b7d3fc7 | Nikos Skalkotos | |
75 | 3b7d3fc7 | Nikos Skalkotos | hash_cb = self.out.progress_generator(hp) if hp is not None else None |
76 | 3b7d3fc7 | Nikos Skalkotos | upload_cb = self.out.progress_generator(up) if up is not None else None |
77 | 3b7d3fc7 | Nikos Skalkotos | |
78 | 3b7d3fc7 | Nikos Skalkotos | self.pithos_client.create_object(path, file_obj, size, hash_cb,
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79 | 3b7d3fc7 | Nikos Skalkotos | upload_cb) |
80 | 3b7d3fc7 | Nikos Skalkotos | |
81 | 3b7d3fc7 | Nikos Skalkotos | return "pithos://%s/%s/%s" % (self.account, self.container, path) |
82 | 997ac76a | Nikos Skalkotos | |
83 | b1395967 | Nikos Skalkotos | def register(self, name, location, metadata): |
84 | b1aea98e | Nikos Skalkotos | """Register an image to ~okeanos"""
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85 | 3b7d3fc7 | Nikos Skalkotos | |
86 | d3445122 | Nikos Skalkotos | # Convert all metadata to strings
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87 | d3445122 | Nikos Skalkotos | str_metadata = {} |
88 | d3445122 | Nikos Skalkotos | for (key, value) in metadata.iteritems(): |
89 | d3445122 | Nikos Skalkotos | str_metadata[str(key)]=str(value) |
90 | d3445122 | Nikos Skalkotos | |
91 | 42ace959 | Nikos Skalkotos | params = {'is_public': 'true', 'disk_format': 'diskdump'} |
92 | d3445122 | Nikos Skalkotos | self.image_client.register(name, location, params, str_metadata)
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93 | 40e7a487 | Nikos Skalkotos | |
94 | 6152a559 | Nikos Skalkotos | # vim: set sta sts=4 shiftwidth=4 sw=4 et ai : |