root / image_creator / kamaki_wrapper.py @ 8e3065a0
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# Copyright 2012 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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from os.path import basename |
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from kamaki.config import Config |
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from kamaki.clients import ClientError |
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from kamaki.clients.image import ImageClient |
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from kamaki.clients.pithos import PithosClient |
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from image_creator.util import FatalError, progress |
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CONTAINER = "images"
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class Kamaki: |
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def __init__(self, account, token): |
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self.account = account
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self.token = token
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config = Config() |
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pithos_url = config.get('storage', 'url') |
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self.container = CONTAINER
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self.pithos_client = PithosClient(pithos_url, token, self.account, |
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self.container)
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image_url = config.get('image', 'url') |
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self.image_client = ImageClient(image_url, token)
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self.uploaded_object = None |
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def upload(self, filename, size=None, remote_path=None): |
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if remote_path is None: |
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remote_path = basename(filename) |
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with open(filename) as f: |
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try:
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self.pithos_client.create_container(self.container) |
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except ClientError as e: |
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if e.status != 202: # Ignore container already exists errors |
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raise FatalError("Pithos client: %d %s" % \ |
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(e.status, e.message)) |
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try:
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hash_progress = progress("(1/2) Calculating block hashes:")
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upload_progress = progress("(2/2) Uploading missing blocks:")
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self.pithos_client.create_object(remote_path, f, size,
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hash_progress, upload_progress) |
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self.uploaded_object = "pithos://%s/%s/%s" % \ |
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(self.account, self.container, remote_path) |
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except ClientError as e: |
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raise FatalError("Pithos client: %d %s" % \ |
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(e.status, e.message)) |
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def register(self, metadata): |
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pass
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# vim: set sta sts=4 shiftwidth=4 sw=4 et ai
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