| Andrea Campanella | 7c977b9 | 2018-05-30 21:39:45 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.driver.extensions; |
| 17 | |
| 18 | import org.onosproject.net.PortNumber; |
| 19 | import org.onosproject.net.behaviour.ExtensionSelectorResolver; |
| 20 | import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| 21 | import org.onosproject.net.flow.criteria.ExtensionSelector; |
| 22 | import org.onosproject.net.flow.criteria.ExtensionSelectorType; |
| 23 | import org.onosproject.net.flow.criteria.ExtensionSelectorType.ExtensionSelectorTypes; |
| 24 | import org.onosproject.openflow.controller.ExtensionSelectorInterpreter; |
| 25 | import org.projectfloodlight.openflow.protocol.OFFactory; |
| 26 | import org.projectfloodlight.openflow.protocol.match.MatchField; |
| 27 | import org.projectfloodlight.openflow.protocol.oxm.OFOxm; |
| 28 | import org.projectfloodlight.openflow.protocol.oxm.OFOxmOfdpaActsetOutput; |
| 29 | import org.projectfloodlight.openflow.types.U32; |
| 30 | |
| 31 | /** |
| 32 | * Interpreter for OFDPA OpenFlow selector extensions for OVS. |
| 33 | */ |
| 34 | public class OvsOfdpaExtensionSelectorInterpreter extends AbstractHandlerBehaviour |
| 35 | implements ExtensionSelectorInterpreter, ExtensionSelectorResolver { |
| 36 | |
| 37 | @Override |
| 38 | public boolean supported(ExtensionSelectorType extensionSelectorType) { |
| 39 | if (extensionSelectorType.equals( |
| 40 | ExtensionSelectorTypes.OFDPA_MATCH_ACTSET_OUTPUT.type())) { |
| 41 | return true; |
| 42 | } |
| 43 | return false; |
| 44 | } |
| 45 | |
| 46 | @Override |
| 47 | public OFOxm<?> mapSelector(OFFactory factory, ExtensionSelector extensionSelector) { |
| 48 | ExtensionSelectorType type = extensionSelector.type(); |
| 49 | if (type.equals(ExtensionSelectorTypes.OFDPA_MATCH_ACTSET_OUTPUT.type())) { |
| 50 | PortNumber port = ((OfdpaMatchActsetOutput) extensionSelector).port(); |
| 51 | return factory.oxms().ofdpaActsetOutput(U32.of(port.toLong())); |
| 52 | } |
| 53 | throw new UnsupportedOperationException( |
| 54 | "Unexpected ExtensionSelector: " + extensionSelector.toString()); |
| 55 | } |
| 56 | |
| 57 | @Override |
| 58 | public ExtensionSelector mapOxm(OFOxm<?> oxm) { |
| 59 | if (oxm.getMatchField().equals(MatchField.OFDPA_ACTSET_OUTPUT)) { |
| 60 | U32 portNumberU32 = ((OFOxmOfdpaActsetOutput) oxm).getValue(); |
| 61 | PortNumber portNumber = PortNumber.portNumber(portNumberU32.getValue()); |
| 62 | return new OfdpaMatchActsetOutput(portNumber); |
| 63 | } |
| 64 | throw new UnsupportedOperationException( |
| 65 | "Unexpected OXM: " + oxm.toString()); |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public ExtensionSelector getExtensionSelector(ExtensionSelectorType type) { |
| 70 | if (type.equals(ExtensionSelectorTypes.OFDPA_MATCH_ACTSET_OUTPUT.type())) { |
| 71 | return new OfdpaMatchActsetOutput(); |
| 72 | } |
| 73 | throw new UnsupportedOperationException( |
| 74 | "Driver does not support extension type " + type.toString()); |
| 75 | } |
| 76 | } |