ce03bde87d
Fixes bug 1084129 Also fixes non-i18n raise messages. Change-Id: I077662329d17427fa3efa7269244248613a6ab85
152 lines
6.2 KiB
Python
152 lines
6.2 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2012 NEC Corporation. All rights reserved.
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#
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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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# @author: Ryota MIBU
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from quantum.plugins.nec.common import config
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from quantum.plugins.nec.common import exceptions as nexc
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from quantum.plugins.nec.db import api as ndb
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from quantum.plugins.nec.db import models as nmodels
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from quantum.plugins.nec import drivers
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class OFCManager(object):
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"""This class manages an OpenFlow Controller and map resources.
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This class manage an OpenFlow Controller (OFC) with a driver specified in
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a configuration of this plugin. This keeps mappings between IDs on Quantum
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and OFC for various entities such as Tenant, Network and Filter. A Port on
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OFC is identified by a switch ID 'datapath_id' and a port number 'port_no'
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of the switch. An ID named as 'ofc_*' is used to identify resource on OFC.
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"""
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resource_map = {'ofc_tenant': nmodels.OFCTenant,
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'ofc_network': nmodels.OFCNetwork,
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'ofc_port': nmodels.OFCPort,
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'ofc_packet_filter': nmodels.OFCFilter}
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def __init__(self):
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self.driver = drivers.get_driver(config.OFC.driver)(config.OFC)
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def _get_ofc_id(self, resource, quantum_id):
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model = self.resource_map[resource]
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ofc_item = ndb.find_ofc_item(model, quantum_id)
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if not ofc_item:
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reason = _("NotFound %(resource)s for "
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"quantum_id=%(quantum_id)s.") % locals()
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raise nexc.OFCConsistencyBroken(reason=reason)
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return ofc_item.id
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def _exists_ofc_item(self, resource, quantum_id):
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model = self.resource_map[resource]
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if ndb.find_ofc_item(model, quantum_id):
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return True
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else:
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return False
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# Tenant
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def create_ofc_tenant(self, tenant_id):
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desc = "ID=%s at OpenStack." % tenant_id
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ofc_tenant_id = self.driver.create_tenant(desc, tenant_id)
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ndb.add_ofc_item(nmodels.OFCTenant, ofc_tenant_id, tenant_id)
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def exists_ofc_tenant(self, tenant_id):
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return self._exists_ofc_item("ofc_tenant", tenant_id)
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def delete_ofc_tenant(self, tenant_id):
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ofc_tenant_id = self._get_ofc_id("ofc_tenant", tenant_id)
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self.driver.delete_tenant(ofc_tenant_id)
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ndb.del_ofc_item(nmodels.OFCTenant, ofc_tenant_id)
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# Network
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def create_ofc_network(self, tenant_id, network_id, network_name=None):
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ofc_tenant_id = self._get_ofc_id("ofc_tenant", tenant_id)
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desc = "ID=%s Name=%s at Quantum." % (network_id, network_name)
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ofc_net_id = self.driver.create_network(ofc_tenant_id, desc,
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network_id)
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ndb.add_ofc_item(nmodels.OFCNetwork, ofc_net_id, network_id)
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def update_ofc_network(self, tenant_id, network_id, network_name):
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ofc_tenant_id = self._get_ofc_id("ofc_tenant", tenant_id)
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ofc_net_id = self._get_ofc_id("ofc_network", network_id)
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desc = "ID=%s Name=%s at Quantum." % (network_id, network_name)
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self.driver.update_network(ofc_tenant_id, ofc_net_id, desc)
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def exists_ofc_network(self, network_id):
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return self._exists_ofc_item("ofc_network", network_id)
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def delete_ofc_network(self, tenant_id, network_id):
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ofc_tenant_id = self._get_ofc_id("ofc_tenant", tenant_id)
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ofc_net_id = self._get_ofc_id("ofc_network", network_id)
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self.driver.delete_network(ofc_tenant_id, ofc_net_id)
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ndb.del_ofc_item(nmodels.OFCNetwork, ofc_net_id)
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# Port
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def create_ofc_port(self, tenant_id, network_id, port_id):
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ofc_tenant_id = self._get_ofc_id("ofc_tenant", tenant_id)
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ofc_net_id = self._get_ofc_id("ofc_network", network_id)
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portinfo = ndb.get_portinfo(port_id)
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if not portinfo:
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raise nexc.PortInfoNotFound(id=port_id)
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ofc_port_id = self.driver.create_port(ofc_tenant_id, ofc_net_id,
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portinfo, port_id)
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ndb.add_ofc_item(nmodels.OFCPort, ofc_port_id, port_id)
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def exists_ofc_port(self, port_id):
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return self._exists_ofc_item("ofc_port", port_id)
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def delete_ofc_port(self, tenant_id, network_id, port_id):
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ofc_tenant_id = self._get_ofc_id("ofc_tenant", tenant_id)
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ofc_net_id = self._get_ofc_id("ofc_network", network_id)
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ofc_port_id = self._get_ofc_id("ofc_port", port_id)
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self.driver.delete_port(ofc_tenant_id, ofc_net_id, ofc_port_id)
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ndb.del_ofc_item(nmodels.OFCPort, ofc_port_id)
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# PacketFilter
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def create_ofc_packet_filter(self, tenant_id, network_id, filter_id,
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filter_dict):
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ofc_tenant_id = self._get_ofc_id("ofc_tenant", tenant_id)
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ofc_net_id = self._get_ofc_id("ofc_network", network_id)
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in_port_id = filter_dict.get('in_port')
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portinfo = None
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if in_port_id:
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portinfo = ndb.get_portinfo(in_port_id)
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if not portinfo:
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raise nexc.PortInfoNotFound(id=in_port_id)
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ofc_pf_id = self.driver.create_filter(ofc_tenant_id, ofc_net_id,
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filter_dict, portinfo, filter_id)
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ndb.add_ofc_item(nmodels.OFCFilter, ofc_pf_id, filter_id)
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def exists_ofc_packet_filter(self, filter_id):
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return self._exists_ofc_item("ofc_packet_filter", filter_id)
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def delete_ofc_packet_filter(self, tenant_id, network_id, filter_id):
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ofc_tenant_id = self._get_ofc_id("ofc_tenant", tenant_id)
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ofc_net_id = self._get_ofc_id("ofc_network", network_id)
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ofc_pf_id = self._get_ofc_id("ofc_packet_filter", filter_id)
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res = self.driver.delete_filter(ofc_tenant_id, ofc_net_id, ofc_pf_id)
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ndb.del_ofc_item(nmodels.OFCFilter, ofc_pf_id)
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