+++ /dev/null
-/*
- * Copyright © 2017 Ericsson, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-
-package org.opendaylight.netvirt.sfc.classifier.providers;
-
-import com.google.common.net.InetAddresses;
-import java.math.BigInteger;
-import java.util.ArrayList;
-import java.util.List;
-import javax.inject.Singleton;
-import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.genius.mdsalutil.NwConstants;
-import org.opendaylight.netvirt.sfc.classifier.utils.AclMatches;
-import org.opendaylight.netvirt.sfc.classifier.utils.OpenFlow13Utils;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.acl.access.list.entries.ace.Matches;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableKey;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.InstructionsBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
-import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
-
-@Singleton
-public class OpenFlow13Provider {
- // Unique cookie values for each type of flow
- public static final BigInteger INGRESS_CLASSIFIER_FILTER_COOKIE = new BigInteger("F005BA1100000001", 16);
- public static final BigInteger INGRESS_CLASSIFIER_ACL_COOKIE = new BigInteger("F005BA1100000002", 16);
- public static final BigInteger EGRESS_CLASSIFIER_FILTER_COOKIE = new BigInteger("F005BA1100000003", 16);
- public static final BigInteger EGRESS_CLASSIFIER_NEXTHOP_COOKIE = new BigInteger("F005BA1100000004", 16);
- public static final BigInteger EGRESS_CLASSIFIER_TPORTEGRESS_COOKIE = new BigInteger("F005BA1100000005", 16);
- public static final BigInteger INGRESS_CLASSIFIER_CAPTURE_SFC_TUNNEL_TRAFFIC_COOKIE =
- new BigInteger("F005BA1100000006", 16);
-
- // Priorities for each flow
- public static final int INGRESS_CLASSIFIER_FILTER_CHAIN_EGRESS_PRIORITY = 520;
- public static final int INGRESS_CLASSIFIER_FILTER_TUN_NSH_PRIORITY = 510;
- public static final int INGRESS_CLASSIFIER_FILTER_ETH_NSH_PRIORITY = 511;
- public static final int INGRESS_CLASSIFIER_FILTER_NONSH_PRIORITY = 500;
- public static final int INGRESS_CLASSIFIER_ACL_PRIORITY = 500;
- public static final int INGRESS_CLASSIFIER_ACL_NOMATCH_PRIORITY = 10;
- public static final int INGRESS_CLASSIFIER_CAPTURE_SFC_TUNNEL_TRAFFIC_PRIORITY = 10;
- public static final int EGRESS_CLASSIFIER_FILTER_NSH_PRIORITY = 260;
- public static final int EGRESS_CLASSIFIER_FILTER_NONSH_PRIORITY = 250;
- public static final int EGRESS_CLASSIFIER_NEXTHOP_C1C2_PRIORITY = 250;
- public static final int EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_PRIORITY = 260;
- public static final int EGRESS_CLASSIFIER_EGRESS_LOCAL_PRIORITY = 260;
- public static final int EGRESS_CLASSIFIER_EGRESS_REMOTE_PRIORITY = 250;
-
- // Flow names for each table
- public static final String INGRESS_CLASSIFIER_FILTER_NSH_CHAIN_EGRESS_FLOW_NAME =
- "nvsfc_ingr_class_filter_chain_egress";
- public static final String INGRESS_CLASSIFIER_FILTER_VXGPENSH_FLOW_NAME = "nvsfc_ingr_class_filter_vxgpe";
- public static final String INGRESS_CLASSIFIER_FILTER_ETHNSH_FLOW_NAME = "nvsfc_ingr_class_filter_eth";
- public static final String INGRESS_CLASSIFIER_FILTER_NONSH_FLOW_NAME = "nvsfc_ingr_class_filter_nonsh";
- public static final String INGRESS_CLASSIFIER_ACL_FLOW_NAME = "nvsfc_ingr_class_acl";
- public static final String INGRESS_CLASSIFIER_CAPTURE_SFC_TUNNEL_TRAFFIC_FLOW_NAME =
- "nvsfc_ingr_class_capture_sfc_tunnel";
- public static final String EGRESS_CLASSIFIER_FILTER_NSH_FLOW_NAME = "nvsfc_egr_class_filter_nsh";
- public static final String EGRESS_CLASSIFIER_FILTER_NONSH_FLOW_NAME = "nvsfc_egr_class_filter_nonsh";
- public static final String EGRESS_CLASSIFIER_NEXTHOP_C1C2_FLOW_NAME = "nvsfc_egr_class_nexthop_c1c2";
- public static final String EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_FLOW_NAME = "nvsfc_egr_class_nexthop_noc1c2";
- public static final String EGRESS_CLASSIFIER_TPORTEGRESS_FLOW_NAME = "nvsfc_egr_class_ tport egress";
-
- public static final short NSH_MDTYPE_ONE = 0x01;
- public static final short NSH_NP_ETH = 0x3;
- public static final long DEFAULT_NSH_CONTEXT_VALUE = 0L;
- public static final long ACL_FLAG_CONTEXT_VALUE = 0xFFFFFFL;
- public static final long SFC_TUNNEL_ID = 0L;
- public static final String OF_URI_SEPARATOR = ":";
- public static final Ipv4Address NULL_IP = new Ipv4Address("0.0.0.0");
-
- public MatchBuilder getMatchBuilderFromAceMatches(Matches matches) {
- if (matches == null) {
- return null;
- }
-
- return new AclMatches(matches).buildMatch();
- }
-
- public void appendFlowForCreate(NodeId node, Flow flow, WriteTransaction tx) {
- NodeKey nodeKey = new NodeKey(node);
- InstanceIdentifier<Flow> iidFlow = InstanceIdentifier.builder(Nodes.class)
- .child(Node.class, nodeKey)
- .augmentation(FlowCapableNode.class)
- .child(Table.class, new TableKey(flow.getTableId()))
- .child(Flow.class, flow.getKey())
- .build();
-
- tx.put(LogicalDatastoreType.CONFIGURATION, iidFlow, flow, WriteTransaction.CREATE_MISSING_PARENTS);
- }
-
- public void appendFlowForDelete(NodeId node, Flow flow, WriteTransaction tx) {
- NodeKey nodeKey = new NodeKey(node);
- InstanceIdentifier<Flow> iidFlow = InstanceIdentifier.builder(Nodes.class)
- .child(Node.class, nodeKey)
- .augmentation(FlowCapableNode.class)
- .child(Table.class, new TableKey(flow.getTableId()))
- .child(Flow.class, flow.getKey())
- .build();
-
- tx.delete(LogicalDatastoreType.CONFIGURATION, iidFlow);
- }
-
- /*
- * Ingress Classifier SFC Tunnel Traffic Capture Flow
- * Captures SFC traffic coming from tunnel port and redirects it
- * to the ingress classifier pipeline. From there, if no chain
- * egress actions apply, it will be sent back to SFC pipeline.
- * Match on SFC VNI = 0 and ethertype = nsh, and resubmit to
- * ingress classifier.
- */
- public Flow createIngressClassifierSfcTunnelTrafficCaptureFlow(NodeId nodeId) {
- MatchBuilder match = new MatchBuilder();
- OpenFlow13Utils.addMatchTunId(match, SFC_TUNNEL_ID);
- OpenFlow13Utils.addMatchEthNsh(match);
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionResubmitTable(NwConstants.INGRESS_SFC_CLASSIFIER_FILTER_TABLE,
- actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- String flowIdStr = INGRESS_CLASSIFIER_CAPTURE_SFC_TUNNEL_TRAFFIC_FLOW_NAME + nodeId.getValue();
-
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.INTERNAL_TUNNEL_TABLE,
- INGRESS_CLASSIFIER_CAPTURE_SFC_TUNNEL_TRAFFIC_PRIORITY,
- INGRESS_CLASSIFIER_CAPTURE_SFC_TUNNEL_TRAFFIC_COOKIE,
- INGRESS_CLASSIFIER_CAPTURE_SFC_TUNNEL_TRAFFIC_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Ingress Classifier Filter Vxgpe NSH flow:
- * Only allows Non-NSH packets to proceed in the classifier
- * Match on ethertype and resubmit to SFC (we don't resubmit to
- * dispatcher since it is still not used for tunnel ports)
- */
- public Flow createIngressClassifierFilterVxgpeNshFlow(NodeId nodeId) {
- MatchBuilder match = new MatchBuilder();
- OpenFlow13Utils.addMatchEthNsh(match);
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionResubmitTable(NwConstants.SFC_TRANSPORT_INGRESS_TABLE,
- actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- String flowIdStr = INGRESS_CLASSIFIER_FILTER_VXGPENSH_FLOW_NAME + nodeId.getValue();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.INGRESS_SFC_CLASSIFIER_FILTER_TABLE,
- INGRESS_CLASSIFIER_FILTER_TUN_NSH_PRIORITY, INGRESS_CLASSIFIER_FILTER_COOKIE,
- INGRESS_CLASSIFIER_FILTER_VXGPENSH_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Ingress Classifier Filter Eth NSH flow:
- * Only allows Non-NSH packets to proceed in the classifier
- * Match on ethertype and null tunnel IP and resubmit to
- * Ingress Dispatcher on match
- */
- public Flow createIngressClassifierFilterEthNshFlow(NodeId nodeId) {
- MatchBuilder match = new MatchBuilder();
- OpenFlow13Utils.addMatchEthNsh(match);
- OpenFlow13Utils.addMatchTunDstIp(match, NULL_IP);
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionResubmitTable(NwConstants.LPORT_DISPATCHER_TABLE,
- actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- String flowIdStr = INGRESS_CLASSIFIER_FILTER_ETHNSH_FLOW_NAME + nodeId.getValue();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.INGRESS_SFC_CLASSIFIER_FILTER_TABLE,
- INGRESS_CLASSIFIER_FILTER_ETH_NSH_PRIORITY, INGRESS_CLASSIFIER_FILTER_COOKIE,
- INGRESS_CLASSIFIER_FILTER_ETHNSH_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Classifier chain termination flow:
- * Handle packets at the end of the chain
- * Match C1 on local IP, NSP and ending NSI, restore metadata and
- * resubmit to egress dispatcher
- */
- public Flow createIngressClassifierFilterChainEgressFlow(NodeId nodeId, long nsp, short egressNsi) {
-
- MatchBuilder match = new MatchBuilder();
- OpenFlow13Utils.addMatchNsp(match, nsp);
- OpenFlow13Utils.addMatchNsi(match, egressNsi);
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionNxMoveNsc4ToReg6Register(actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxPopNsh(actionList.size()));
- actionList.add(OpenFlow13Utils.createActionResubmitTable(NwConstants.EGRESS_LPORT_DISPATCHER_TABLE,
- actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- String flowIdStr = INGRESS_CLASSIFIER_FILTER_NSH_CHAIN_EGRESS_FLOW_NAME + nodeId.getValue() + "_" + nsp;
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.INGRESS_SFC_CLASSIFIER_FILTER_TABLE,
- INGRESS_CLASSIFIER_FILTER_CHAIN_EGRESS_PRIORITY, INGRESS_CLASSIFIER_FILTER_COOKIE,
- INGRESS_CLASSIFIER_FILTER_NSH_CHAIN_EGRESS_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Ingress Classifier Filter No NSH flow:
- * Only allows Non-NSH packets to proceed in the classifier
- * Match Any (NSH not present), Goto Classifier ACL table
- */
- public Flow createIngressClassifierFilterNoNshFlow(NodeId nodeId) {
- // MatchAny
- MatchBuilder match = new MatchBuilder();
-
- InstructionsBuilder isb = OpenFlow13Utils.appendGotoTableInstruction(new InstructionsBuilder(),
- NwConstants.INGRESS_SFC_CLASSIFIER_ACL_TABLE);
- String flowIdStr = INGRESS_CLASSIFIER_FILTER_NONSH_FLOW_NAME + nodeId.getValue();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.INGRESS_SFC_CLASSIFIER_FILTER_TABLE,
- INGRESS_CLASSIFIER_FILTER_NONSH_PRIORITY, INGRESS_CLASSIFIER_FILTER_COOKIE,
- INGRESS_CLASSIFIER_FILTER_NONSH_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Ingress Classifier ACL flow:
- * Performs the ACL classification, and sends packets to Ingress Dispatcher
- * Match on inport (corresponds to Neutron NW/tenant), Push NSH, init(nsp, nsi, C1, C2),
- * and resubmit to Ingress Dispatcher to be sent down the rest of
- * the pipeline
- */
- public Flow createIngressClassifierAclFlow(NodeId nodeId, MatchBuilder match, Long port, long nsp, short nsi) {
- OpenFlow13Utils.addMatchInPort(match, nodeId, port);
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionNxPushNsh(actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxLoadNshMdtype(NSH_MDTYPE_ONE, actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxLoadNp(NSH_NP_ETH, actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxLoadNsp((int) nsp, actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxLoadNsi(nsi, actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxLoadNshc1(ACL_FLAG_CONTEXT_VALUE, actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxLoadNshc2(DEFAULT_NSH_CONTEXT_VALUE, actionList.size()));
- actionList.add(OpenFlow13Utils.createActionResubmitTable(NwConstants.LPORT_DISPATCHER_TABLE,
- actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
-
- // The flowIdStr needs to be unique, so the best way to make it unique is to use the match
- String flowIdStr = INGRESS_CLASSIFIER_ACL_FLOW_NAME + "_" + nodeId.getValue() + match.build().toString();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.INGRESS_SFC_CLASSIFIER_ACL_TABLE,
- INGRESS_CLASSIFIER_ACL_PRIORITY, INGRESS_CLASSIFIER_ACL_COOKIE, INGRESS_CLASSIFIER_ACL_FLOW_NAME,
- flowIdStr, match, isb).build();
- }
-
- /*
- * Ingress Classifier ACL NoMatch flow:
- * If there are no ACL classification matches, then resubmit back to
- * the Ingress Dispatcher to let other services handle the packet.
- */
- public Flow createIngressClassifierAclNoMatchFlow(NodeId nodeId) {
- // This is a MatchAny flow
- MatchBuilder match = new MatchBuilder();
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionResubmitTable(NwConstants.LPORT_DISPATCHER_TABLE,
- actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
-
- String flowIdStr = INGRESS_CLASSIFIER_ACL_FLOW_NAME + "_" + nodeId.getValue();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.INGRESS_SFC_CLASSIFIER_ACL_TABLE,
- INGRESS_CLASSIFIER_ACL_NOMATCH_PRIORITY, INGRESS_CLASSIFIER_ACL_COOKIE,
- INGRESS_CLASSIFIER_ACL_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- //
- // Internal EgressFlow util methods
- //
-
- /*
- * Egress Classifier Filter NSH flow:
- * Only allows NSH packets to proceed in the egress classifier
- * Match on NSH MdType=1, Goto table Egress Classifier NextHop on match
- * Since we need to check if the packet has passed through the classifier and has been
- * encapsulated with NSH. We cant check for Vxgpe+NSH or Eth+NSH yet, since the outer
- * encapsulation wont be added until the packet egresses, so instead check for NSH MD-type,
- * which was set in the classification flow.
- */
- public Flow createEgressClassifierFilterNshFlow(NodeId nodeId) {
- MatchBuilder match = new MatchBuilder();
- OpenFlow13Utils.addMatchNshNsc1(match, ACL_FLAG_CONTEXT_VALUE);
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionNxLoadNshc1(DEFAULT_NSH_CONTEXT_VALUE, actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- isb = OpenFlow13Utils.appendGotoTableInstruction(isb, NwConstants.EGRESS_SFC_CLASSIFIER_NEXTHOP_TABLE);
- String flowIdStr = EGRESS_CLASSIFIER_FILTER_NSH_FLOW_NAME + nodeId.getValue();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_FILTER_TABLE,
- EGRESS_CLASSIFIER_FILTER_NSH_PRIORITY, EGRESS_CLASSIFIER_FILTER_COOKIE,
- EGRESS_CLASSIFIER_FILTER_NSH_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Egress Classifier Filter No NSH flow:
- * Only allows NSH packets to proceed in the egress classifier
- * MatchAny (NSH not present), Resubmit to Egress Dispatcher
- * since the packet is not for SFC
- */
- public Flow createEgressClassifierFilterNoNshFlow(NodeId nodeId) {
- MatchBuilder match = new MatchBuilder();
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionResubmitTable(NwConstants.EGRESS_LPORT_DISPATCHER_TABLE,
- actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- String flowIdStr = EGRESS_CLASSIFIER_FILTER_NONSH_FLOW_NAME + nodeId.getValue();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_FILTER_TABLE,
- EGRESS_CLASSIFIER_FILTER_NONSH_PRIORITY, EGRESS_CLASSIFIER_FILTER_COOKIE,
- EGRESS_CLASSIFIER_FILTER_NONSH_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Egress Classifier NextHop No C1/C2 flow:
- * Set C1/C2 accordingly
- * Match [C1, C2] == [0, 0], Move [TunIpv4Dst, TunVnid] to [C1, C2],
- * Move Reg0 (SFF IP) to TunIpv4Dst, and goto Egress Classifier
- * Transport Egress table on match
- */
- public Flow createEgressClassifierNextHopNoC1C2Flow(NodeId nodeId) {
- MatchBuilder match = new MatchBuilder();
- OpenFlow13Utils.addMatchNshNsc1(match, DEFAULT_NSH_CONTEXT_VALUE);
- OpenFlow13Utils.addMatchNshNsc2(match, DEFAULT_NSH_CONTEXT_VALUE);
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionNxMoveReg0ToNsc1Register(actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxMoveTunIdToNsc2Register(actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxMoveReg6ToNsc4Register(actionList.size()));
- actionList.add(OpenFlow13Utils.createActionNxLoadTunId(SFC_TUNNEL_ID, actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- OpenFlow13Utils.appendGotoTableInstruction(isb, NwConstants.EGRESS_SFC_CLASSIFIER_EGRESS_TABLE);
- String flowIdStr = EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_FLOW_NAME + nodeId.getValue();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_NEXTHOP_TABLE,
- EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_PRIORITY, EGRESS_CLASSIFIER_NEXTHOP_COOKIE,
- EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Egress Classifier NextHop with C1/C2 flow:
- * Set C1/C2 accordingly
- * MatchAny (C1, C2 already set) goto Egress Classifier
- * Transport Egress table
- */
- public Flow createEgressClassifierNextHopC1C2Flow(NodeId nodeId) {
- MatchBuilder match = new MatchBuilder();
-
- InstructionsBuilder isb = OpenFlow13Utils.appendGotoTableInstruction(new InstructionsBuilder(),
- NwConstants.EGRESS_SFC_CLASSIFIER_EGRESS_TABLE);
- String flowIdStr = EGRESS_CLASSIFIER_NEXTHOP_C1C2_FLOW_NAME + nodeId.getValue();
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_NEXTHOP_TABLE,
- EGRESS_CLASSIFIER_NEXTHOP_C1C2_PRIORITY, EGRESS_CLASSIFIER_NEXTHOP_COOKIE,
- EGRESS_CLASSIFIER_NEXTHOP_C1C2_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Egress Classifier TransportEgress Local Flow
- * Final egress processing and egress packets. Resubmit to Ingress
- * Dispatcher to be processed by SFC SFF on match
- */
- public Flow createEgressClassifierTransportEgressLocalFlow(NodeId nodeId, long nsp) {
- MatchBuilder match = OpenFlow13Utils.getNspMatch(nsp);
-
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionResubmitTable(NwConstants.SFC_TRANSPORT_INGRESS_TABLE,
- actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- String flowIdStr = EGRESS_CLASSIFIER_TPORTEGRESS_FLOW_NAME + nodeId.getValue() + "_" + nsp;
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_EGRESS_TABLE,
- EGRESS_CLASSIFIER_EGRESS_LOCAL_PRIORITY, EGRESS_CLASSIFIER_TPORTEGRESS_COOKIE,
- EGRESS_CLASSIFIER_TPORTEGRESS_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- /*
- * Egress Classifier TransportEgress Remote Flow
- * Final egress processing and egress packets. Determines if the
- * packet should go to a local or remote SFF.
- * Match on Nsp, Output to port to send to remote SFF on match.
- */
- public Flow createEgressClassifierTransportEgressRemoteFlow(NodeId nodeId, long nsp, long outport,
- String firstHopIp) {
- MatchBuilder match = OpenFlow13Utils.getNspMatch(nsp);
-
- Long ipl = InetAddresses.coerceToInteger(InetAddresses.forString(firstHopIp)) & 0xffffffffL;
- List<Action> actionList = new ArrayList<>();
- actionList.add(OpenFlow13Utils.createActionNxLoadTunIpv4Dst(ipl, actionList.size()));
- actionList.add(OpenFlow13Utils.createActionOutPort("output:" + outport, actionList.size()));
-
- InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
- String flowIdStr = EGRESS_CLASSIFIER_TPORTEGRESS_FLOW_NAME + nodeId.getValue() + "_" + nsp;
-
- return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_EGRESS_TABLE,
- EGRESS_CLASSIFIER_EGRESS_REMOTE_PRIORITY, EGRESS_CLASSIFIER_TPORTEGRESS_COOKIE,
- EGRESS_CLASSIFIER_TPORTEGRESS_FLOW_NAME, flowIdStr, match, isb).build();
- }
-
- public static Long getPortNoFromNodeConnector(String connector) {
- /*
- * NodeConnectorId is of the form 'openflow:dpnid:portnum'
- */
- return Long.valueOf(connector.split(OF_URI_SEPARATOR)[2]);
- }
-
- public static BigInteger getDpnIdFromNodeId(NodeId nodeId) {
- /*
- * NodeId is of the form 'openflow:dpnid'
- */
- return BigInteger.valueOf(Long.parseLong(nodeId.getValue().split(OF_URI_SEPARATOR)[1]));
- }
-
-}
Code Review / netvirt.git / blobdiff