[CORD-545] Adds OVID support in ONOS core
Change-Id: Ib0c195825e86c245e626a11b0eac5d7003b561b0
diff --git a/drivers/default/src/main/java/org/onosproject/driver/extensions/Ofdpa3ExtensionSelectorInterpreter.java b/drivers/default/src/main/java/org/onosproject/driver/extensions/Ofdpa3ExtensionSelectorInterpreter.java
new file mode 100644
index 0000000..05c943c
--- /dev/null
+++ b/drivers/default/src/main/java/org/onosproject/driver/extensions/Ofdpa3ExtensionSelectorInterpreter.java
@@ -0,0 +1,144 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.driver.extensions;
+
+import org.onlab.packet.VlanId;
+import org.onosproject.net.behaviour.ExtensionSelectorResolver;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType.ExtensionSelectorTypes;
+import org.onosproject.openflow.controller.ExtensionSelectorInterpreter;
+import org.projectfloodlight.openflow.protocol.OFFactory;
+import org.projectfloodlight.openflow.protocol.match.MatchField;
+import org.projectfloodlight.openflow.protocol.oxm.OFOxm;
+import org.projectfloodlight.openflow.protocol.oxm.OFOxmOfdpaOvid;
+import org.projectfloodlight.openflow.protocol.oxm.OFOxmVlanVid;
+import org.projectfloodlight.openflow.protocol.oxm.OFOxmVlanVidMasked;
+import org.projectfloodlight.openflow.types.OFVlanVidMatch;
+import org.projectfloodlight.openflow.types.U16;
+import org.projectfloodlight.openflow.types.VlanVid;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Interpreter for OFDPA3 OpenFlow selector extensions.
+ */
+public class Ofdpa3ExtensionSelectorInterpreter extends AbstractHandlerBehaviour
+ implements ExtensionSelectorInterpreter, ExtensionSelectorResolver {
+
+ private final Logger log = LoggerFactory.getLogger(getClass());
+
+ @Override
+ public boolean supported(ExtensionSelectorType extensionSelectorType) {
+ if (extensionSelectorType.equals(ExtensionSelectorTypes.OFDPA_MATCH_VLAN_VID.type())) {
+ return true;
+ } else if (extensionSelectorType.equals(ExtensionSelectorTypes.OFDPA_MATCH_OVID.type())) {
+ return true;
+ }
+ return false;
+ }
+
+ @Override
+ public OFOxm<?> mapSelector(OFFactory factory, ExtensionSelector extensionSelector) {
+ ExtensionSelectorType type = extensionSelector.type();
+ if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.OFDPA_MATCH_VLAN_VID.type())) {
+ VlanId vlanId = ((OfdpaMatchVlanVid) extensionSelector).vlanId();
+ // Special VLAN 0x0000/0x1FFF required by OFDPA
+ if (vlanId.equals(VlanId.NONE)) {
+ OFVlanVidMatch vid = OFVlanVidMatch.ofRawVid((short) 0x0000);
+ OFVlanVidMatch mask = OFVlanVidMatch.ofRawVid((short) 0x1FFF);
+ return factory.oxms().vlanVidMasked(vid, mask);
+ // Normal case
+ } else if (vlanId.equals(VlanId.ANY)) {
+ return factory.oxms().vlanVidMasked(OFVlanVidMatch.PRESENT, OFVlanVidMatch.PRESENT);
+ } else {
+ return factory.oxms().vlanVid(OFVlanVidMatch.ofVlanVid(VlanVid.ofVlan(vlanId.toShort())));
+ }
+ } else if (type.equals(ExtensionSelectorTypes.OFDPA_MATCH_OVID.type())) {
+ VlanId vlanId = ((Ofdpa3MatchOvid) extensionSelector).vlanId();
+ if (vlanId.equals(VlanId.NONE)) {
+ throw new UnsupportedOperationException(
+ "Unexpected ExtensionSelector: " + extensionSelector.toString());
+ } else if (vlanId.equals(VlanId.ANY)) {
+ throw new UnsupportedOperationException(
+ "Unexpected ExtensionSelector: " + extensionSelector.toString());
+ } else {
+ short mask = (short) 0x1000;
+ short oVid = (short) (mask | vlanId.toShort());
+ return factory.oxms().ofdpaOvid(U16.ofRaw(oVid));
+ }
+ }
+ throw new UnsupportedOperationException(
+ "Unexpected ExtensionSelector: " + extensionSelector.toString());
+ }
+
+ @Override
+ public ExtensionSelector mapOxm(OFOxm<?> oxm) {
+
+ if (oxm.getMatchField().equals(MatchField.VLAN_VID)) {
+ VlanId vlanId;
+ if (oxm.isMasked()) {
+ OFVlanVidMatch vid = ((OFOxmVlanVidMasked) oxm).getValue();
+ OFVlanVidMatch mask = ((OFOxmVlanVidMasked) oxm).getMask();
+
+ if (vid.equals(OFVlanVidMatch.ofRawVid((short) 0))) {
+ vlanId = VlanId.NONE;
+ } else if (vid.equals(OFVlanVidMatch.PRESENT) &&
+ mask.equals(OFVlanVidMatch.PRESENT)) {
+ vlanId = VlanId.ANY;
+ } else {
+ vlanId = VlanId.vlanId(vid.getVlan());
+ }
+ } else {
+ OFVlanVidMatch vid = ((OFOxmVlanVid) oxm).getValue();
+
+ if (!vid.isPresentBitSet()) {
+ vlanId = VlanId.NONE;
+ } else {
+ vlanId = VlanId.vlanId(vid.getVlan());
+ }
+ }
+ return new OfdpaMatchVlanVid(vlanId);
+ } else if (oxm.getMatchField().equals(MatchField.OFDPA_OVID)) {
+ VlanId vlanId;
+ if (oxm.isMasked()) {
+ throw new UnsupportedOperationException(
+ "Unexpected OXM: " + oxm.toString());
+ } else {
+ OFOxmOfdpaOvid ovid = ((OFOxmOfdpaOvid) oxm);
+ short mask = (short) 0x0FFF;
+ short oVid = (short) (mask & ovid.getValue().getRaw());
+ vlanId = VlanId.vlanId(oVid);
+ }
+ return new Ofdpa3MatchOvid(vlanId);
+ }
+ throw new UnsupportedOperationException(
+ "Unexpected OXM: " + oxm.toString());
+ }
+
+ @Override
+ public ExtensionSelector getExtensionSelector(ExtensionSelectorType type) {
+ if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.OFDPA_MATCH_VLAN_VID.type())) {
+ return new OfdpaMatchVlanVid();
+ } else if (type.equals(ExtensionSelectorTypes.OFDPA_MATCH_OVID.type())) {
+ return new Ofdpa3MatchOvid();
+ }
+ throw new UnsupportedOperationException(
+ "Driver does not support extension type " + type.toString());
+ }
+}