Add a wrapper module for kamaki

This is just a template. Not fully workable

image_creator/kamaki_wrapper.py

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