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Viewing changes to vendor/boto/boto/ec2/blockdevicemapping.py

  • Committer: Jesse Andrews
  • Date: 2010-05-28 06:05:26 UTC
  • Revision ID: git-v1:bf6e6e718cdc7488e2da87b21e258ccc065fe499
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vendor/boto/boto/ec2/blockdevicemapping.py
 
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# Copyright (c) 2009 Mitch Garnaat http://garnaat.org/
 
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#
 
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# Permission is hereby granted, free of charge, to any person obtaining a
 
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# copy of this software and associated documentation files (the
 
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# "Software"), to deal in the Software without restriction, including
 
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# without limitation the rights to use, copy, modify, merge, publish, dis-
 
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# tribute, sublicense, and/or sell copies of the Software, and to permit
 
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# persons to whom the Software is furnished to do so, subject to the fol-
 
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# lowing conditions:
 
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#
 
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# The above copyright notice and this permission notice shall be included
 
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# in all copies or substantial portions of the Software.
 
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#
 
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
 
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# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
 
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# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
 
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# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 
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# IN THE SOFTWARE.
 
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#
 
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class BlockDeviceType(object):
 
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    def __init__(self, connection=None):
 
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        self.connection = connection
 
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        self.ephemeral_name = None
 
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        self.volume_id = None
 
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        self.snapshot_id = None
 
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        self.status = None
 
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        self.attach_time = None
 
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        self.delete_on_termination = False
 
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        self.size = None
 
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    def startElement(self, name, attrs, connection):
 
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        pass
 
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    def endElement(self, name, value, connection):
 
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        if name =='volumeId':
 
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            self.volume_id = value
 
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        elif name == 'virtualName':
 
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            self.ephemeral_name = value
 
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        elif name =='snapshotId':
 
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            self.snapshot_id = value
 
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        elif name == 'volumeSize':
 
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            self.size = int(value)
 
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        elif name == 'status':
 
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            self.status = value
 
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        elif name == 'attachTime':
 
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            self.attach_time = value
 
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        elif name == 'deleteOnTermination':
 
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            if value == 'true':
 
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                self.delete_on_termination = True
 
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            else:
 
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                self.delete_on_termination = False
 
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        else:
 
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            setattr(self, name, value)
 
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# for backwards compatibility
 
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EBSBlockDeviceType = BlockDeviceType
 
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class BlockDeviceMapping(dict):
 
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    def __init__(self, connection=None):
 
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        dict.__init__(self)
 
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        self.connection = connection
 
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        self.current_name = None
 
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        self.current_value = None
 
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    def startElement(self, name, attrs, connection):
 
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        if name == 'ebs':
 
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            self.current_value = BlockDeviceType(self)
 
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            return self.current_value
 
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    def endElement(self, name, value, connection):
 
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        if name == 'device' or name == 'deviceName':
 
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            self.current_name = value
 
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        elif name == 'item':
 
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            self[self.current_name] = self.current_value
 
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    def build_list_params(self, params, prefix=''):
 
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        i = 1
 
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        for dev_name in self:
 
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            pre = '%sBlockDeviceMapping.%d' % (prefix, i)
 
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            params['%s.DeviceName' % pre] = dev_name
 
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            block_dev = self[dev_name]
 
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            if block_dev.ephemeral_name:
 
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                params['%s.VirtualName' % pre] = block_dev.ephemeral_name
 
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            else:
 
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                if block_dev.snapshot_id:
 
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                    params['%s.Ebs.SnapshotId' % pre] = block_dev.snapshot_id
 
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                if block_dev.size:
 
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                    params['%s.Ebs.VolumeSize' % pre] = block_dev.size
 
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                if block_dev.delete_on_termination:
 
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                    params['%s.Ebs.DeleteOnTermination' % pre] = 'true'
 
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                else:
 
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                    params['%s.Ebs.DeleteOnTermination' % pre] = 'false'
 
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            i += 1