192 lines
6.8 KiB
Python
192 lines
6.8 KiB
Python
#
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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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from heat.common.i18n import _
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from heat.engine import constraints
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from heat.engine import properties
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from heat.engine.resources.openstack.neutron import neutron
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from heat.engine import support
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from heat.engine import translation
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class FlowClassifier(neutron.NeutronResource):
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""""Heat Template Resource for networking-sfc flow-classifier.
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This resource used to select the traffic that can access the service chain.
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Traffic that matches any flow classifier will be directed to the first
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port in the chain.
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"""
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support_status = support.SupportStatus(
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version='8.0.0',
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status=support.UNSUPPORTED)
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PROPERTIES = (
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NAME, DESCRIPTION, PROTOCOL, ETHERTYPE,
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SOURCE_IP_PREFIX, DESTINATION_IP_PREFIX, SOURCE_PORT_RANGE_MIN,
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SOURCE_PORT_RANGE_MAX, DESTINATION_PORT_RANGE_MIN,
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DESTINATION_PORT_RANGE_MAX, LOGICAL_SOURCE_PORT,
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LOGICAL_DESTINATION_PORT, L7_PARAMETERS,
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) = (
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'name', 'description', 'protocol', 'ethertype',
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'source_ip_prefix', 'destination_ip_prefix',
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'source_port_range_min', 'source_port_range_max',
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'destination_port_range_min', 'destination_port_range_max',
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'logical_source_port', 'logical_destination_port', 'l7_parameters',
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)
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properties_schema = {
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NAME: properties.Schema(
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properties.Schema.STRING,
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_('Name of the Flow Classifier.'),
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update_allowed=True
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),
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DESCRIPTION: properties.Schema(
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properties.Schema.STRING,
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_('Description for the Flow Classifier.'),
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update_allowed=True
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),
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PROTOCOL: properties.Schema(
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properties.Schema.STRING,
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_('IP Protocol for the Flow Classifier.'),
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constraints=[
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constraints.AllowedValues(['tcp', 'udp', 'icmp']),
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],
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),
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ETHERTYPE: properties.Schema(
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properties.Schema.STRING,
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_('L2 ethertype.'),
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default='IPv4',
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constraints=[
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constraints.AllowedValues(['IPv4', 'IPv6']),
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],
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),
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SOURCE_IP_PREFIX: properties.Schema(
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properties.Schema.STRING,
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_('Source IP prefix or subnet.'),
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constraints=[
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constraints.CustomConstraint('net_cidr')
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]
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),
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DESTINATION_IP_PREFIX: properties.Schema(
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properties.Schema.STRING,
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_('Destination IP prefix or subnet.'),
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constraints=[
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constraints.CustomConstraint('net_cidr')
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]
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),
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SOURCE_PORT_RANGE_MIN: properties.Schema(
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properties.Schema.INTEGER,
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_('Source protocol port Minimum.'),
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constraints=[
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constraints.Range(1, 65535)
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]
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),
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SOURCE_PORT_RANGE_MAX: properties.Schema(
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properties.Schema.INTEGER,
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_('Source protocol port Maximum.'),
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constraints=[
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constraints.Range(1, 65535)
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]
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),
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DESTINATION_PORT_RANGE_MIN: properties.Schema(
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properties.Schema.INTEGER,
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_('Destination protocol port minimum.'),
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constraints=[
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constraints.Range(1, 65535)
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]
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),
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DESTINATION_PORT_RANGE_MAX: properties.Schema(
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properties.Schema.INTEGER,
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_('Destination protocol port maximum.'),
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constraints=[
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constraints.Range(1, 65535)
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]
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),
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LOGICAL_SOURCE_PORT: properties.Schema(
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properties.Schema.STRING,
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_('ID or name of the neutron source port.'),
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constraints=[
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constraints.CustomConstraint('neutron.port')
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]
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),
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LOGICAL_DESTINATION_PORT: properties.Schema(
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properties.Schema.STRING,
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_('ID or name of the neutron destination port.'),
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constraints=[
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constraints.CustomConstraint('neutron.port')
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]
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),
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L7_PARAMETERS: properties.Schema(
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properties.Schema.MAP,
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_('Dictionary of L7-parameters.'),
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support_status=support.SupportStatus(
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status=support.UNSUPPORTED,
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message=_('Currently, no value is supported for this option.'),
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),
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),
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}
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def translation_rules(self, props):
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client_plugin = self.client_plugin()
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return [
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translation.TranslationRule(
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props,
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translation.TranslationRule.RESOLVE,
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[self.LOGICAL_SOURCE_PORT],
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client_plugin=client_plugin,
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finder='find_resourceid_by_name_or_id',
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entity=client_plugin.RES_TYPE_PORT
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),
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translation.TranslationRule(
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props,
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translation.TranslationRule.RESOLVE,
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[self.LOGICAL_DESTINATION_PORT],
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client_plugin=client_plugin,
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finder='find_resourceid_by_name_or_id',
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entity=client_plugin.RES_TYPE_PORT
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)
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]
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def _show_resource(self):
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return self.client_plugin().show_ext_resource('flow_classifier',
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self.resource_id)
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def handle_create(self):
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props = self.prepare_properties(
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self.properties,
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self.physical_resource_name())
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flow_classifier = self.client_plugin().create_ext_resource(
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'flow_classifier', props)
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self.resource_id_set(flow_classifier['id'])
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def handle_update(self, json_snippet, tmpl_diff, prop_diff):
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if prop_diff:
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self.prepare_update_properties(prop_diff)
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self.client_plugin().update_ext_resource('flow_classifier',
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prop_diff,
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self.resource_id)
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def handle_delete(self):
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if self.resource_id is None:
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return
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with self.client_plugin().ignore_not_found:
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self.client_plugin().delete_ext_resource('flow_classifier',
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self.resource_id)
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def resource_mapping():
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return {
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'OS::Neutron::FlowClassifier': FlowClassifier,
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}
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