5acfa37999
TrivialFix Change-Id: I06407cf474e3c98851f277ba03effe691d8b40ef
84 lines
2.8 KiB
Python
84 lines
2.8 KiB
Python
# 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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"""Custom SQLAlchemy types."""
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import netaddr
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from sqlalchemy import types
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from neutron._i18n import _
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class IPAddress(types.TypeDecorator):
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impl = types.String(64)
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def process_result_value(self, value, dialect):
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return netaddr.IPAddress(value)
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def process_bind_param(self, value, dialect):
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if not isinstance(value, netaddr.IPAddress):
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raise AttributeError(_("Received type '%(type)s' and value "
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"'%(value)s'. Expecting netaddr.IPAddress "
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"type.") % {'type': type(value),
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'value': value})
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return str(value)
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class CIDR(types.TypeDecorator):
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impl = types.String(64)
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def process_result_value(self, value, dialect):
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return netaddr.IPNetwork(value)
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def process_bind_param(self, value, dialect):
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if not isinstance(value, netaddr.IPNetwork):
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raise AttributeError(_("Received type '%(type)s' and value "
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"'%(value)s'. Expecting netaddr.IPNetwork "
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"type.") % {'type': type(value),
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'value': value})
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return str(value)
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class MACAddress(types.TypeDecorator):
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impl = types.String(64)
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def process_result_value(self, value, dialect):
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return netaddr.EUI(value)
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def process_bind_param(self, value, dialect):
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if not isinstance(value, netaddr.EUI):
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raise AttributeError(_("Received type '%(type)s' and value "
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"'%(value)s'. Expecting netaddr.EUI "
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"type.") % {'type': type(value),
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'value': value})
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return str(value)
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class TruncatedDateTime(types.TypeDecorator):
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"""Truncates microseconds.
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Use this for datetime fields so we don't have to worry about DB-specific
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behavior when it comes to rounding/truncating microseconds off of
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timestamps.
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"""
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impl = types.DateTime
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def process_bind_param(self, value, dialect):
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return value.replace(microsecond=0) if value else value
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process_result_value = process_bind_param
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