root / image_creator / kamaki_wrapper.py @ 42ace959
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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 | b1395967 | Nikos Skalkotos | from progress.bar import Bar |
41 | 40e7a487 | Nikos Skalkotos | |
42 | b1395967 | Nikos Skalkotos | from image_creator.util import FatalError, output, success |
43 | 40e7a487 | Nikos Skalkotos | |
44 | 40e7a487 | Nikos Skalkotos | CONTAINER = "images"
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45 | 40e7a487 | Nikos Skalkotos | |
46 | 40e7a487 | Nikos Skalkotos | |
47 | b1395967 | Nikos Skalkotos | def progress(message): |
48 | b1395967 | Nikos Skalkotos | |
49 | b1395967 | Nikos Skalkotos | MSG_LENGTH = 30
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50 | b1395967 | Nikos Skalkotos | |
51 | b1395967 | Nikos Skalkotos | def progress_gen(n): |
52 | b1395967 | Nikos Skalkotos | msg = "%s:" % message
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53 | b1395967 | Nikos Skalkotos | |
54 | b1395967 | Nikos Skalkotos | progressbar = Bar(msg.ljust(MSG_LENGTH)) |
55 | b1395967 | Nikos Skalkotos | progressbar.max = n |
56 | b1395967 | Nikos Skalkotos | for _ in range(n): |
57 | b1395967 | Nikos Skalkotos | yield
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58 | b1395967 | Nikos Skalkotos | progressbar.next() |
59 | b1395967 | Nikos Skalkotos | output("\r%s...\033[K" % message, False) |
60 | b1395967 | Nikos Skalkotos | success("done")
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61 | b1395967 | Nikos Skalkotos | yield
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62 | b1395967 | Nikos Skalkotos | return progress_gen
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63 | b1395967 | Nikos Skalkotos | |
64 | 42ace959 | Nikos Skalkotos | |
65 | 40e7a487 | Nikos Skalkotos | class Kamaki: |
66 | 997ac76a | Nikos Skalkotos | def __init__(self, account, token): |
67 | 997ac76a | Nikos Skalkotos | self.account = account
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68 | 40e7a487 | Nikos Skalkotos | self.token = token
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69 | 40e7a487 | Nikos Skalkotos | |
70 | 40e7a487 | Nikos Skalkotos | config = Config() |
71 | 40e7a487 | Nikos Skalkotos | |
72 | 40e7a487 | Nikos Skalkotos | pithos_url = config.get('storage', 'url') |
73 | 40e7a487 | Nikos Skalkotos | self.container = CONTAINER
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74 | 40e7a487 | Nikos Skalkotos | self.pithos_client = PithosClient(pithos_url, token, self.account, |
75 | 40e7a487 | Nikos Skalkotos | self.container)
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76 | 40e7a487 | Nikos Skalkotos | |
77 | 40e7a487 | Nikos Skalkotos | image_url = config.get('image', 'url') |
78 | 40e7a487 | Nikos Skalkotos | self.image_client = ImageClient(image_url, token)
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79 | 40e7a487 | Nikos Skalkotos | |
80 | 40e7a487 | Nikos Skalkotos | self.uploaded_object = None |
81 | 40e7a487 | Nikos Skalkotos | |
82 | b1395967 | Nikos Skalkotos | def upload(self, file_obj, size=None, remote_path=None, hp=None, up=None): |
83 | 40e7a487 | Nikos Skalkotos | |
84 | 40e7a487 | Nikos Skalkotos | if remote_path is None: |
85 | 40e7a487 | Nikos Skalkotos | remote_path = basename(filename) |
86 | 40e7a487 | Nikos Skalkotos | |
87 | b1395967 | Nikos Skalkotos | try:
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88 | b1395967 | Nikos Skalkotos | self.pithos_client.create_container(self.container) |
89 | b1395967 | Nikos Skalkotos | except ClientError as e: |
90 | b1395967 | Nikos Skalkotos | if e.status != 202: # Ignore container already exists errors |
91 | 997ac76a | Nikos Skalkotos | raise FatalError("Pithos client: %d %s" % \ |
92 | b1395967 | Nikos Skalkotos | (e.status, e.message)) |
93 | b1395967 | Nikos Skalkotos | try:
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94 | b1395967 | Nikos Skalkotos | hash_cb = progress(hp) if hp is not None else None |
95 | b1395967 | Nikos Skalkotos | upload_cb = progress(up) if up is not None else None |
96 | b1395967 | Nikos Skalkotos | self.pithos_client.create_object(remote_path, file_obj, size,
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97 | b1395967 | Nikos Skalkotos | hash_cb, upload_cb) |
98 | b1395967 | Nikos Skalkotos | return "pithos://%s/%s/%s" % \ |
99 | b1395967 | Nikos Skalkotos | (self.account, self.container, remote_path) |
100 | b1395967 | Nikos Skalkotos | except ClientError as e: |
101 | b1395967 | Nikos Skalkotos | raise FatalError("Pithos client: %d %s" % (e.status, e.message)) |
102 | 997ac76a | Nikos Skalkotos | |
103 | b1395967 | Nikos Skalkotos | def register(self, name, location, metadata): |
104 | 42ace959 | Nikos Skalkotos | |
105 | 42ace959 | Nikos Skalkotos | params = {'is_public': 'true', 'disk_format': 'diskdump'} |
106 | b1395967 | Nikos Skalkotos | try:
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107 | b1395967 | Nikos Skalkotos | self.image_client.register(name, location, params, metadata)
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108 | b1395967 | Nikos Skalkotos | except ClientError as e: |
109 | b1395967 | Nikos Skalkotos | raise FatalError("Image client: %d %s" % (e.status, e.message)) |
110 | 40e7a487 | Nikos Skalkotos | |
111 | 6152a559 | Nikos Skalkotos | # vim: set sta sts=4 shiftwidth=4 sw=4 et ai : |