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third_party/gsutil/boto/boto/ec2/blockdevicemapping.py

Index: third_party/gsutil/boto/boto/ec2/blockdevicemapping.py
diff --git a/third_party/gsutil/boto/boto/ec2/blockdevicemapping.py b/third_party/gsutil/boto/boto/ec2/blockdevicemapping.py
new file mode 100644
index 0000000000000000000000000000000000000000..ca0e9373c53c65c827c8b22a21d62208e85abe68
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+++ b/third_party/gsutil/boto/boto/ec2/blockdevicemapping.py
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+# Copyright (c) 2009-2012 Mitch Garnaat http://garnaat.org/
+# Copyright (c) 2012 Amazon.com, Inc. or its affiliates.  All Rights Reserved
+#
+# 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.
+#
+
+
+class BlockDeviceType(object):
+    """
+    Represents parameters for a block device.
+    """
+
+    def __init__(self,
+                 connection=None,
+                 ephemeral_name=None,
+                 no_device=False,
+                 volume_id=None,
+                 snapshot_id=None,
+                 status=None,
+                 attach_time=None,
+                 delete_on_termination=False,
+                 size=None,
+                 volume_type=None,
+                 iops=None):
+        self.connection = connection
+        self.ephemeral_name = ephemeral_name
+        self.no_device = no_device
+        self.volume_id = volume_id
+        self.snapshot_id = snapshot_id
+        self.status = status
+        self.attach_time = attach_time
+        self.delete_on_termination = delete_on_termination
+        self.size = size
+        self.volume_type = volume_type
+        self.iops = iops
+
+    def startElement(self, name, attrs, connection):
+        pass
+
+    def endElement(self, name, value, connection):
+        if name == 'volumeId':
+            self.volume_id = value
+        elif name == 'virtualName':
+            self.ephemeral_name = value
+        elif name == 'NoDevice':
+            self.no_device = (value == 'true')
+        elif name == 'snapshotId':
+            self.snapshot_id = value
+        elif name == 'volumeSize':
+            self.size = int(value)
+        elif name == 'status':
+            self.status = value
+        elif name == 'attachTime':
+            self.attach_time = value
+        elif name == 'deleteOnTermination':
+            self.delete_on_termination = (value == 'true')
+        elif name == 'volumeType':
+            self.volume_type = value
+        elif name == 'iops':
+            self.iops = int(value)
+        else:
+            setattr(self, name, value)
+
+# for backwards compatibility
+EBSBlockDeviceType = BlockDeviceType
+
+
+class BlockDeviceMapping(dict):
+    """
+    Represents a collection of BlockDeviceTypes when creating ec2 instances.
+
+    Example:
+    dev_sda1 = BlockDeviceType()
+    dev_sda1.size = 100   # change root volume to 100GB instead of default
+    bdm = BlockDeviceMapping()
+    bdm['/dev/sda1'] = dev_sda1
+    reservation = image.run(..., block_device_map=bdm, ...)
+    """
+
+    def __init__(self, connection=None):
+        """
+        :type connection: :class:`boto.ec2.EC2Connection`
+        :param connection: Optional connection.
+        """
+        dict.__init__(self)
+        self.connection = connection
+        self.current_name = None
+        self.current_value = None
+
+    def startElement(self, name, attrs, connection):
+        if name == 'ebs' or name == 'virtualName':
+            self.current_value = BlockDeviceType(self)
+            return self.current_value
+
+    def endElement(self, name, value, connection):
+        if name == 'device' or name == 'deviceName':
+            self.current_name = value
+        elif name == 'item':
+            self[self.current_name] = self.current_value
+
+    def build_list_params(self, params, prefix=''):
+        i = 1
+        for dev_name in self:
+            pre = '%sBlockDeviceMapping.%d' % (prefix, i)
+            params['%s.DeviceName' % pre] = dev_name
+            block_dev = self[dev_name]
+            if block_dev.ephemeral_name:
+                params['%s.VirtualName' % pre] = block_dev.ephemeral_name
+            else:
+                if block_dev.no_device:
+                    params['%s.Ebs.NoDevice' % pre] = 'true'
+                if block_dev.snapshot_id:
+                    params['%s.Ebs.SnapshotId' % pre] = block_dev.snapshot_id
+                if block_dev.size:
+                    params['%s.Ebs.VolumeSize' % pre] = block_dev.size
+                if block_dev.delete_on_termination:
+                    params['%s.Ebs.DeleteOnTermination' % pre] = 'true'
+                else:
+                    params['%s.Ebs.DeleteOnTermination' % pre] = 'false'
+                if block_dev.volume_type:
+                    params['%s.Ebs.VolumeType' % pre] = block_dev.volume_type
+                if block_dev.iops is not None:
+                    params['%s.Ebs.Iops' % pre] = block_dev.iops
+            i += 1