Examples with PiAction org.onosproject.net.pi.runtime.PiAction used on opensource projects

Example 51 with PiAction

use of org.onosproject.net.pi.runtime.PiAction in project fabric-tna by stratum.

the class FilteringObjectiveTranslatorTest method buildExpectedFwdClassifierRule.

private Collection<FlowRule> buildExpectedFwdClassifierRule(PortNumber inPort, MacAddress dstMac, MacAddress dstMacMask, short ethType, byte fwdClass) {
    PiActionParam classParam = new PiActionParam(P4InfoConstants.FWD_TYPE, ImmutableByteSequence.copyFrom(fwdClass));
    PiAction fwdClassifierAction = PiAction.builder().withId(P4InfoConstants.FABRIC_INGRESS_FILTERING_SET_FORWARDING_TYPE).withParameter(classParam).build();
    TrafficTreatment treatment = DefaultTrafficTreatment.builder().piTableAction(fwdClassifierAction).build();
    TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder().matchInPort(inPort);
    if (dstMacMask != null) {
        sbuilder.matchEthDstMasked(dstMac, dstMacMask);
    } else {
        sbuilder.matchEthDstMasked(dstMac, MacAddress.EXACT_MASK);
    }
    // Special case for MPLS UNICAST forwarding, need to build 2 rules for MPLS+IPv4 and MPLS+IPv6
    if (ethType == Ethernet.MPLS_UNICAST) {
        return buildExpectedFwdClassifierRulesMpls(fwdClassifierAction, treatment, sbuilder);
    }
    sbuilder.matchPi(PiCriterion.builder().matchExact(P4InfoConstants.HDR_IP_ETH_TYPE, ethType).build());
    TrafficSelector selector = sbuilder.build();
    return List.of(DefaultFlowRule.builder().withPriority(PRIORITY).withSelector(selector).withTreatment(treatment).fromApp(APP_ID).forDevice(DEVICE_ID).makePermanent().forTable(P4InfoConstants.FABRIC_INGRESS_FILTERING_FWD_CLASSIFIER).build());
}

Example 52 with PiAction

use of org.onosproject.net.pi.runtime.PiAction in project fabric-tna by stratum.

the class FilteringObjectiveTranslatorTest method buildExpectedVlanInPortRule.

private FlowRule buildExpectedVlanInPortRule(PortNumber inPort, VlanId vlanId, VlanId innerVlanId, VlanId internalVlan, byte portType, TableId tableId) {
    TrafficSelector.Builder selector = DefaultTrafficSelector.builder().matchInPort(inPort);
    PiAction piAction;
    selector.matchPi(buildPiCriterionVlan(vlanId, innerVlanId));
    if (!vlanValid(vlanId)) {
        piAction = PiAction.builder().withId(P4InfoConstants.FABRIC_INGRESS_FILTERING_PERMIT_WITH_INTERNAL_VLAN).withParameter(new PiActionParam(P4InfoConstants.VLAN_ID, internalVlan.toShort())).withParameter(new PiActionParam(P4InfoConstants.PORT_TYPE, portType)).build();
    } else {
        selector.matchVlanId(vlanId);
        if (vlanValid(innerVlanId)) {
            selector.matchInnerVlanId(innerVlanId);
        }
        piAction = PiAction.builder().withId(P4InfoConstants.FABRIC_INGRESS_FILTERING_PERMIT).withParameter(new PiActionParam(P4InfoConstants.PORT_TYPE, portType)).build();
    }
    return DefaultFlowRule.builder().withPriority(PRIORITY).withSelector(selector.build()).withTreatment(DefaultTrafficTreatment.builder().piTableAction(piAction).build()).fromApp(APP_ID).forDevice(DEVICE_ID).makePermanent().forTable(tableId).build();
}

Example 53 with PiAction

use of org.onosproject.net.pi.runtime.PiAction in project onos by opennetworkinglab.

the class MyTunnelApp method insertTunnelIngressRule.

/**
 * Generates and insert a flow rule to perform the tunnel INGRESS function
 * for the given switch, destination IP address and tunnel ID.
 *
 * @param switchId  switch ID
 * @param dstIpAddr IP address to forward inside the tunnel
 * @param tunId     tunnel ID
 */
private void insertTunnelIngressRule(DeviceId switchId, IpAddress dstIpAddr, int tunId) {
    PiTableId tunnelIngressTableId = PiTableId.of("c_ingress.t_tunnel_ingress");
    // Longest prefix match on IPv4 dest address.
    PiMatchFieldId ipDestMatchFieldId = PiMatchFieldId.of("hdr.ipv4.dst_addr");
    PiCriterion match = PiCriterion.builder().matchLpm(ipDestMatchFieldId, dstIpAddr.toOctets(), 32).build();
    PiActionParam tunIdParam = new PiActionParam(PiActionParamId.of("tun_id"), tunId);
    PiActionId ingressActionId = PiActionId.of("c_ingress.my_tunnel_ingress");
    PiAction action = PiAction.builder().withId(ingressActionId).withParameter(tunIdParam).build();
    log.info("Inserting INGRESS rule on switch {}: table={}, match={}, action={}", switchId, tunnelIngressTableId, match, action);
    insertPiFlowRule(switchId, tunnelIngressTableId, match, action);
}

Example 54 with PiAction

use of org.onosproject.net.pi.runtime.PiAction in project onos by opennetworkinglab.

the class MyTunnelApp method insertTunnelForwardRule.

/**
 * Generates and insert a flow rule to perform the tunnel FORWARD/EGRESS
 * function for the given switch, output port address and tunnel ID.
 *
 * @param switchId switch ID
 * @param outPort  output port where to forward tunneled packets
 * @param tunId    tunnel ID
 * @param isEgress if true, perform tunnel egress action, otherwise forward
 *                 packet as is to port
 */
private void insertTunnelForwardRule(DeviceId switchId, PortNumber outPort, int tunId, boolean isEgress) {
    PiTableId tunnelForwardTableId = PiTableId.of("c_ingress.t_tunnel_fwd");
    // Exact match on tun_id
    PiMatchFieldId tunIdMatchFieldId = PiMatchFieldId.of("hdr.my_tunnel.tun_id");
    PiCriterion match = PiCriterion.builder().matchExact(tunIdMatchFieldId, tunId).build();
    // Action depend on isEgress parameter.
    // if true, perform tunnel egress action on the given outPort, otherwise
    // simply forward packet as is (set_out_port action).
    PiActionParamId portParamId = PiActionParamId.of("port");
    PiActionParam portParam = new PiActionParam(portParamId, (short) outPort.toLong());
    final PiAction action;
    if (isEgress) {
        // Tunnel egress action.
        // Remove MyTunnel header and forward to outPort.
        PiActionId egressActionId = PiActionId.of("c_ingress.my_tunnel_egress");
        action = PiAction.builder().withId(egressActionId).withParameter(portParam).build();
    } else {
        // Tunnel transit action.
        // Forward the packet as is to outPort.
        /*
             * TODO EXERCISE: create action object for the transit case.
             * Look at the t_tunnel_fwd table in the P4 program. Which of the 3
             * actions can be used to simply set the output port? Get the full
             * action name from the P4Info file, and use that when creating the
             * PiActionId object. When creating the PiAction object, remember to
             * add all action parameters as defined in the P4 program.
             *
             * Hint: the code will be similar to the case when isEgress is true.
             */
        // Replace null with your solution.
        action = null;
    }
    log.info("Inserting {} rule on switch {}: table={}, match={}, action={}", isEgress ? "EGRESS" : "TRANSIT", switchId, tunnelForwardTableId, match, action);
    insertPiFlowRule(switchId, tunnelForwardTableId, match, action);
}

Example 55 with PiAction

use of org.onosproject.net.pi.runtime.PiAction in project onos by opennetworkinglab.

the class InstructionCodecTest method piInstructionDecodingTest.

/**
 * Tests the decoding of protocol-independent instructions.
 */
@Test
public void piInstructionDecodingTest() throws IOException {
    Instruction actionInstruction = getInstruction("PiActionInstruction.json");
    Assert.assertThat(actionInstruction.type(), is(Instruction.Type.PROTOCOL_INDEPENDENT));
    PiTableAction action = ((PiInstruction) actionInstruction).action();
    Assert.assertThat(action.type(), is(PiTableAction.Type.ACTION));
    Assert.assertThat(((PiAction) action).id().id(), is("set_egress_port"));
    Assert.assertThat(((PiAction) action).parameters().size(), is(1));
    Collection<PiActionParam> actionParams = ((PiAction) action).parameters();
    PiActionParam actionParam = actionParams.iterator().next();
    Assert.assertThat(actionParam.id().id(), is("port"));
    Assert.assertThat(actionParam.value(), is(copyFrom((byte) 0x1)));
    Instruction actionGroupIdInstruction = getInstruction("PiActionProfileGroupIdInstruction.json");
    Assert.assertThat(actionInstruction.type(), is(Instruction.Type.PROTOCOL_INDEPENDENT));
    PiTableAction actionGroupId = ((PiInstruction) actionGroupIdInstruction).action();
    Assert.assertThat(actionGroupId.type(), is(PiTableAction.Type.ACTION_PROFILE_GROUP_ID));
    Assert.assertThat(((PiActionProfileGroupId) actionGroupId).id(), is(100));
    Instruction actionMemberIdInstruction = getInstruction("PiActionProfileMemberIdInstruction.json");
    Assert.assertThat(actionInstruction.type(), is(Instruction.Type.PROTOCOL_INDEPENDENT));
    PiTableAction actionMemberId = ((PiInstruction) actionMemberIdInstruction).action();
    Assert.assertThat(actionMemberId.type(), is(PiTableAction.Type.ACTION_PROFILE_MEMBER_ID));
    Assert.assertThat(((PiActionProfileMemberId) actionMemberId).id(), is(100));
}