Scripts to download files from google storage based on sha1 sums

third_party/gsutil/boto/boto/cloudformation/__init__.py

+# Copyright (c) 2010-2011 Mitch Garnaat http://garnaat.org/
+# Copyright (c) 2010-2011, Eucalyptus Systems, Inc.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish, dis-
+# tribute, sublicense, and/or sell copies of the Software, and to permit
+# persons to whom the Software is furnished to do so, subject to the fol-
+# lowing conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
+# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+# IN THE SOFTWARE.
+
+from connection import CloudFormationConnection
+from boto.regioninfo import RegionInfo
+
+RegionData = {
+    'us-east-1': 'cloudformation.us-east-1.amazonaws.com',
+    'us-west-1': 'cloudformation.us-west-1.amazonaws.com',
+    'us-west-2': 'cloudformation.us-west-2.amazonaws.com',
+    'sa-east-1': 'cloudformation.sa-east-1.amazonaws.com',
+    'eu-west-1': 'cloudformation.eu-west-1.amazonaws.com',
+    'ap-northeast-1': 'cloudformation.ap-northeast-1.amazonaws.com',
+    'ap-southeast-1': 'cloudformation.ap-southeast-1.amazonaws.com',
+    'ap-southeast-2': 'cloudformation.ap-southeast-2.amazonaws.com',
+}
+
+
+def regions():
+    """
+    Get all available regions for the CloudFormation service.
+
+    :rtype: list
+    :return: A list of :class:`boto.RegionInfo` instances
+    """
+    regions = []
+    for region_name in RegionData:
+        region = RegionInfo(name=region_name,
+                            endpoint=RegionData[region_name],
+                            connection_cls=CloudFormationConnection)
+        regions.append(region)
+    return regions
+
+
+def connect_to_region(region_name, **kw_params):
+    """
+    Given a valid region name, return a
+    :class:`boto.cloudformation.CloudFormationConnection`.
+
+    :param str region_name: The name of the region to connect to.
+
+    :rtype: :class:`boto.cloudformation.CloudFormationConnection` or ``None``
+    :return: A connection to the given region, or None if an invalid region
+        name is given
+    """
+    for region in regions():
+        if region.name == region_name:
+            return region.connect(**kw_params)
+    return None