old_contents: # Software License Agreement (BSD License)
  #
  # Copyright (c) 2013, Eucalyptus Systems, Inc.
  # All rights reserved.
  #
  # Redistribution and use of this software in source and binary forms, with or
  # without modification, are permitted provided that the following conditions
  # are met:
  #
  #   Redistributions of source code must retain the above
  #   copyright notice, this list of conditions and the
  #   following disclaimer.
  #
  #   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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE COPYRIGHT OWNER 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.
  
  from euca2ools.commands.walrus import WalrusRequest
  from euca2ools.exceptions import AWSError
  from requestbuilder import Arg
  from requestbuilder.exceptions import ServerError
  
  
  class CheckBucket(WalrusRequest):
      DESCRIPTION = 'Return successfully if a bucket exists'
      ARGS = [Arg('bucket', route_to=None, help='name of the bucket to check')]
  
      def preprocess(self):
          self.method = 'HEAD'
          self.path = self.args['bucket']
  
new_contents: # Software License Agreement (BSD License)
  #
  # Copyright (c) 2013, Eucalyptus Systems, Inc.
  # All rights reserved.
  #
  # Redistribution and use of this software in source and binary forms, with or
  # without modification, are permitted provided that the following conditions
  # are met:
  #
  #   Redistributions of source code must retain the above
  #   copyright notice, this list of conditions and the
  #   following disclaimer.
  #
  #   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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE COPYRIGHT OWNER 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.
  
  from euca2ools.commands.walrus import WalrusRequest
  from euca2ools.exceptions import AWSError
  from requestbuilder import Arg
  from requestbuilder.exceptions import ServerError
  
  
  class CheckBucket(WalrusRequest):
      DESCRIPTION = 'Return successfully if a bucket exists'
      ARGS = [Arg('bucket', route_to=None, help='name of the bucket to check')]
  
      def preprocess(self):
          # We use GET instead of HEAD so we can get redirections when we talk
          # to the wrong region.
          self.method = 'GET'
          self.path = self.args['bucket']
          self.params['max-keys'] = 0
  
subject: Use GET instead of HEAD for CheckBucket so we can get redirections