mirror of https://github.com/OpenKMIP/PyKMIP.git
Add the request and response payloads for the Rekey operation
This change adds the request/response payloads for the Rekey operation. Unit tests are included to cover the new payloads. The payloads package is also updated to allow direct import of the Rekey payloads going forward. Partially addresses #405
This commit is contained in:
Peter Hamilton
parent
33d1aabf76
commit
412b452adf
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@ -104,6 +104,10 @@ from kmip.core.messages.payloads.rekey_key_pair import (
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RekeyKeyPairRequestPayload,
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RekeyKeyPairResponsePayload
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)
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from kmip.core.messages.payloads.rekey import (
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RekeyRequestPayload,
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RekeyResponsePayload
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)
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from kmip.core.messages.payloads.revoke import (
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RevokeRequestPayload,
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RevokeResponsePayload
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@ -164,6 +168,8 @@ __all__ = [
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"RegisterResponsePayload",
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"RekeyKeyPairRequestPayload",
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"RekeyKeyPairResponsePayload",
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"RekeyRequestPayload",
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"RekeyResponsePayload",
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"RevokeRequestPayload",
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"RevokeResponsePayload",
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"SignRequestPayload",
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@ -0,0 +1,365 @@
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import six
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from kmip.core import enums
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from kmip.core import objects
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from kmip.core import primitives
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from kmip.core import utils
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class RekeyRequestPayload(primitives.Struct):
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"""
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A request payload for the Rekey operation.
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Attributes:
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unique_identifier: The unique ID of the symmetric key to rekey.
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offset: The interval between the initialization and activation dates
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of the replacement key.
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template_attribute: A collection of attributes that should be set on
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the replacement key.
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"""
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def __init__(self,
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unique_identifier=None,
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offset=None,
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template_attribute=None):
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"""
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Construct a Rekey request payload struct.
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Args:
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unique_identifier (string): The ID of the symmetric key to rekey.
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Optional, defaults to None.
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offset (int): The number of seconds between the initialization and
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activation dates of the replacement key. Optional, defaults to
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None.
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template_attribute (TemplateAttribute): A structure containing a
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set of attributes (e.g., cryptographic algorithm,
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cryptographic length) that should be set on the replacement
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key. Optional, defaults to None.
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"""
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super(RekeyRequestPayload, self).__init__(
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enums.Tags.REQUEST_PAYLOAD
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)
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self._unique_identifier = None
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self._offset = None
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self._template_attribute = None
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self.unique_identifier = unique_identifier
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self.offset = offset
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self.template_attribute = template_attribute
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@property
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def unique_identifier(self):
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if self._unique_identifier:
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return self._unique_identifier.value
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else:
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return None
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@unique_identifier.setter
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def unique_identifier(self, value):
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if value is None:
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self._unique_identifier = None
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elif isinstance(value, six.string_types):
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self._unique_identifier = primitives.TextString(
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value=value,
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tag=enums.Tags.UNIQUE_IDENTIFIER
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)
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else:
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raise TypeError("Unique identifier must be a string.")
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@property
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def offset(self):
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if self._offset:
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return self._offset.value
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else:
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return None
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@offset.setter
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def offset(self, value):
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if value is None:
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self._offset = None
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elif isinstance(value, six.integer_types):
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self._offset = primitives.Interval(
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value=value,
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tag=enums.Tags.OFFSET
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)
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else:
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raise TypeError("Offset must be an integer.")
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@property
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def template_attribute(self):
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if self._template_attribute:
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return self._template_attribute
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else:
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return None
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@template_attribute.setter
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def template_attribute(self, value):
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if value is None:
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self._template_attribute = None
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elif isinstance(value, objects.TemplateAttribute):
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self._template_attribute = value
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else:
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raise TypeError(
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"Template attribute must be a TemplateAttribute struct."
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)
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def read(self, input_stream):
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"""
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Read the data encoding the Rekey request payload and decode it into
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its constituent parts.
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Args:
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input_stream (stream): A data stream containing encoded object
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data, supporting a read method; usually a BytearrayStream
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object.
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"""
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super(RekeyRequestPayload, self).read(input_stream)
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local_stream = utils.BytearrayStream(input_stream.read(self.length))
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if self.is_tag_next(enums.Tags.UNIQUE_IDENTIFIER, local_stream):
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self._unique_identifier = primitives.TextString(
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tag=enums.Tags.UNIQUE_IDENTIFIER
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)
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self._unique_identifier.read(local_stream)
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if self.is_tag_next(enums.Tags.OFFSET, local_stream):
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self._offset = primitives.Interval(
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tag=enums.Tags.OFFSET
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)
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self._offset.read(local_stream)
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if self.is_tag_next(enums.Tags.TEMPLATE_ATTRIBUTE, local_stream):
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self._template_attribute = objects.TemplateAttribute()
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self._template_attribute.read(local_stream)
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self.is_oversized(local_stream)
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def write(self, output_stream):
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"""
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Write the data encoding the Rekey request payload to a stream.
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Args:
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output_stream (stream): A data stream in which to encode object
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data, supporting a write method; usually a BytearrayStream
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object.
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"""
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local_stream = utils.BytearrayStream()
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if self._unique_identifier is not None:
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self._unique_identifier.write(local_stream)
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if self._offset is not None:
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self._offset.write(local_stream)
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if self._template_attribute is not None:
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self._template_attribute.write(local_stream)
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self.length = local_stream.length()
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super(RekeyRequestPayload, self).write(output_stream)
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output_stream.write(local_stream.buffer)
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def __eq__(self, other):
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if isinstance(other, RekeyRequestPayload):
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if self.unique_identifier != other.unique_identifier:
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return False
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elif self.offset != other.offset:
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return False
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elif self.template_attribute != other.template_attribute:
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return False
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else:
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return True
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else:
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return NotImplemented
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def __ne__(self, other):
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if isinstance(other, RekeyRequestPayload):
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return not (self == other)
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else:
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return NotImplemented
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def __repr__(self):
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args = ", ".join([
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"unique_identifier='{0}'".format(self.unique_identifier),
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"offset={0}".format(self.offset),
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"template_attribute={0}".format(repr(self.template_attribute))
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])
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return "RekeyRequestPayload({0})".format(args)
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def __str__(self):
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return str({
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'unique_identifier': self.unique_identifier,
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'offset': self.offset,
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'template_attribute': str(self.template_attribute)
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})
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class RekeyResponsePayload(primitives.Struct):
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"""
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A response payload for the Rekey operation.
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Attributes:
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unique_identifier: The unique ID of the replacement key.
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template_attribute: A collection of server attributes that were set on
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the replacement key.
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"""
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def __init__(self,
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unique_identifier=None,
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template_attribute=None):
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"""
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Construct a Rekey response payload struct.
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Args:
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unique_identifier (string): The ID of the replacement key.
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Optional, defaults to None. Required for read/write.
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template_attribute (TemplateAttribute): A structure containing a
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set of attributes (e.g., cryptographic algorithm,
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cryptographic length) that were set by the server on the
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replacement key. Optional, defaults to None.
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"""
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super(RekeyResponsePayload, self).__init__(
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enums.Tags.RESPONSE_PAYLOAD
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)
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self._unique_identifier = None
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self._template_attribute = None
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self.unique_identifier = unique_identifier
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self.template_attribute = template_attribute
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@property
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def unique_identifier(self):
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if self._unique_identifier:
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return self._unique_identifier.value
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else:
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return None
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@unique_identifier.setter
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def unique_identifier(self, value):
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if value is None:
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self._unique_identifier = None
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elif isinstance(value, six.string_types):
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self._unique_identifier = primitives.TextString(
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value=value,
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tag=enums.Tags.UNIQUE_IDENTIFIER
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)
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else:
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raise TypeError("Unique identifier must be a string.")
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@property
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def template_attribute(self):
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if self._template_attribute:
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return self._template_attribute
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else:
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return None
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@template_attribute.setter
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def template_attribute(self, value):
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if value is None:
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self._template_attribute = None
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elif isinstance(value, objects.TemplateAttribute):
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self._template_attribute = value
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else:
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raise TypeError(
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"Template attribute must be a TemplateAttribute struct."
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)
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def read(self, input_stream):
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"""
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Read the data encoding the Rekey response payload and decode it into
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its constituent parts.
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Args:
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input_stream (stream): A data stream containing encoded object
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data, supporting a read method; usually a BytearrayStream
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object.
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Raises:
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ValueError: Raised if the unique identifier attribute is missing
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from the encoded payload.
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"""
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super(RekeyResponsePayload, self).read(input_stream)
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local_stream = utils.BytearrayStream(input_stream.read(self.length))
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if self.is_tag_next(enums.Tags.UNIQUE_IDENTIFIER, local_stream):
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self._unique_identifier = primitives.TextString(
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tag=enums.Tags.UNIQUE_IDENTIFIER
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)
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self._unique_identifier.read(local_stream)
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else:
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raise ValueError(
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"The Rekey response payload encoding is missing the unique "
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"identifier."
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)
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if self.is_tag_next(enums.Tags.TEMPLATE_ATTRIBUTE, local_stream):
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self._template_attribute = objects.TemplateAttribute()
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self._template_attribute.read(local_stream)
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self.is_oversized(local_stream)
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def write(self, output_stream):
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"""
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Write the data encoding the Rekey request payload to a stream.
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Args:
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output_stream (stream): A data stream in which to encode object
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data, supporting a write method; usually a BytearrayStream
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object.
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Raises:
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ValueError: Raised if the payload is missing the unique identifier.
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"""
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local_stream = utils.BytearrayStream()
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if self._unique_identifier is not None:
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self._unique_identifier.write(local_stream)
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else:
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raise ValueError(
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"The Rekey response payload is missing the unique identifier."
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)
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if self._template_attribute is not None:
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self._template_attribute.write(local_stream)
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self.length = local_stream.length()
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super(RekeyResponsePayload, self).write(output_stream)
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output_stream.write(local_stream.buffer)
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def __eq__(self, other):
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if isinstance(other, RekeyResponsePayload):
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if self.unique_identifier != other.unique_identifier:
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return False
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elif self.template_attribute != other.template_attribute:
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return False
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else:
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return True
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else:
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return NotImplemented
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def __ne__(self, other):
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if isinstance(other, RekeyResponsePayload):
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return not (self == other)
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else:
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return NotImplemented
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def __repr__(self):
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args = ", ".join([
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"unique_identifier='{0}'".format(self.unique_identifier),
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"template_attribute={0}".format(repr(self.template_attribute))
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])
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return "RekeyResponsePayload({0})".format(args)
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def __str__(self):
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return str({
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'unique_identifier': self.unique_identifier,
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'template_attribute': str(self.template_attribute)
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})
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