Examples with Instruction org.onosproject.net.flow.instructions.Instruction used on opensource projects

Example 1 with Instruction

use of org.onosproject.net.flow.instructions.Instruction in project onos by opennetworkinglab.

the class DefaultCheckLoop method findLoop.

/**
 * Enter of the loop checking algorithm.
 *
 * @return the set of loop results; empty, if there is no loop
 */
private Set<NetworkAnomaly> findLoop() {
    getNetworkSnapshot();
    loops = new HashSet<>();
    excludeDeviceId = new HashSet<>();
    for (Device device : accessDevices) {
        if (excludeDeviceId.contains(device.id())) {
            continue;
        }
        List<FlowEntry> availableFlowEntries = new ArrayList<>();
        flowEntryInfo.get(device.id()).forEach(flowEntry -> {
            if (flowEntry.state() == ADDED) {
                availableFlowEntries.add(flowEntry);
            }
        });
        List<FlowEntry> sortedFlowEntries = sortFlowTable(availableFlowEntries);
        for (FlowEntry flow : sortedFlowEntries) {
            TsLoopPacket pkt = matchBuilder(flow.selector().criteria(), null);
            pkt.pushPathFlow(flow);
            List<Instruction> inst = flow.treatment().immediate();
            for (Instruction instOne : inst) {
                // Attention !!!
                // if you would like to modify the code here,
                // please MAKE VERY SURE that you are clear with
                // the relationship of any invoked methods, and
                // the relationship of params which are passed in and out.
                processOneInstruction(instOne, device.id(), null, pkt, true, flow);
            }
        }
    }
    return loops;
}

Example 2 with Instruction

use of org.onosproject.net.flow.instructions.Instruction in project onos by opennetworkinglab.

the class GetFlowStatisticsCommand method doExecute.

@Override
protected void doExecute() {
    DeviceService deviceService = get(DeviceService.class);
    FlowStatisticService flowStatsService = get(FlowStatisticService.class);
    String deviceUri = getDeviceId(devicePort);
    String portUri = getPortNumber(devicePort);
    DeviceId ingressDeviceId = deviceId(deviceUri);
    PortNumber ingressPortNumber;
    if (portUri.length() == 0) {
        ingressPortNumber = null;
    } else {
        ingressPortNumber = portNumber(portUri);
    }
    Device device = deviceService.getDevice(ingressDeviceId);
    if (device == null) {
        error("No such device %s", ingressDeviceId.uri());
        return;
    }
    if (ingressPortNumber != null) {
        Port port = deviceService.getPort(ingressDeviceId, ingressPortNumber);
        if (port == null) {
            error("No such port %s on device %s", portUri, ingressDeviceId.uri());
            return;
        }
    }
    if (flowLiveType != null) {
        flowLiveType = flowLiveType.toUpperCase();
    }
    if (instructionType != null) {
        instructionType = instructionType.toUpperCase();
    }
    // convert String to FlowLiveType and check validity
    FlowEntry.FlowLiveType inLiveType;
    if (flowLiveType == null) {
        inLiveType = null;
    } else {
        inLiveType = getFlowLiveType(flowLiveType);
        if (inLiveType == null) {
            error("Invalid flow live type [%s] error", flowLiveType);
            return;
        }
    }
    // convert String to InstructionType and check validity
    Instruction.Type inInstructionType;
    if (instructionType == null) {
        inInstructionType = null;
    } else {
        inInstructionType = getInstructionType(instructionType);
        if (inInstructionType == null) {
            error("Invalid instruction type [%s] error", instructionType);
            return;
        }
    }
    if (showTopn != null) {
        int topn = Integer.parseInt(showTopn);
        if (topn <= 0) {
            // default value
            topn = 100;
        } else if (topn > 1000) {
            // max value
            topn = 1000;
        }
        // print show topn head line with type
        print("deviceId=%s, show TOPN=%s flows, liveType=%s, instruction type=%s", deviceUri, Integer.toString(topn), flowLiveType == null ? "ALL" : flowLiveType, instructionType == null ? "ALL" : instructionType);
        if (ingressPortNumber == null) {
            Map<ConnectPoint, List<FlowEntryWithLoad>> typedFlowLoadMap = flowStatsService.loadTopnByType(device, inLiveType, inInstructionType, topn);
            // print all ports topn flows load for a given device
            for (ConnectPoint cp : typedFlowLoadMap.keySet()) {
                printPortFlowsLoad(cp, typedFlowLoadMap.get(cp));
            }
        } else {
            List<FlowEntryWithLoad> typedFlowLoad = flowStatsService.loadTopnByType(device, ingressPortNumber, inLiveType, inInstructionType, topn);
            // print device/port topn flows load
            ConnectPoint cp = new ConnectPoint(ingressDeviceId, ingressPortNumber);
            printPortFlowsLoad(cp, typedFlowLoad);
        }
    } else if (showAll) {
        // is true?
        // print show all head line with type
        print("deviceId=%s, show ALL flows, liveType=%s, instruction type=%s", deviceUri, flowLiveType == null ? "ALL" : flowLiveType, instructionType == null ? "ALL" : instructionType);
        if (ingressPortNumber == null) {
            Map<ConnectPoint, List<FlowEntryWithLoad>> typedFlowLoadMap = flowStatsService.loadAllByType(device, inLiveType, inInstructionType);
            // print all ports all flows load for a given device
            for (ConnectPoint cp : typedFlowLoadMap.keySet()) {
                printPortFlowsLoad(cp, typedFlowLoadMap.get(cp));
            }
        } else {
            List<FlowEntryWithLoad> typedFlowLoad = flowStatsService.loadAllByType(device, ingressPortNumber, inLiveType, inInstructionType);
            // print device/port all flows load
            ConnectPoint cp = new ConnectPoint(ingressDeviceId, ingressPortNumber);
            printPortFlowsLoad(cp, typedFlowLoad);
        }
    } else {
        // if (showSummary == true) //always is true
        // print show summary head line
        print("deviceId=%s, show SUMMARY flows", deviceUri);
        if (ingressPortNumber == null) {
            Map<ConnectPoint, SummaryFlowEntryWithLoad> summaryFlowLoadMap = flowStatsService.loadSummary(device);
            // print all ports flow load summary for a given device
            for (ConnectPoint cp : summaryFlowLoadMap.keySet()) {
                printPortSummaryLoad(cp, summaryFlowLoadMap.get(cp));
            }
        } else {
            SummaryFlowEntryWithLoad summaryFlowLoad = flowStatsService.loadSummary(device, ingressPortNumber);
            // print device/port flow load summary
            ConnectPoint cp = new ConnectPoint(ingressDeviceId, ingressPortNumber);
            printPortSummaryLoad(cp, summaryFlowLoad);
        }
    }
}

Example 3 with Instruction

use of org.onosproject.net.flow.instructions.Instruction in project onos by opennetworkinglab.

the class IntentJsonMatcher method matchConnectivityIntent.

/**
 * Matches the JSON representation of a connectivity intent. Calls the
 * matcher for the connectivity intent subtype.
 *
 * @param jsonIntent JSON representation of the intent
 * @param description Description object used for recording errors
 * @return true if the JSON matches the intent, false otherwise
 */
private boolean matchConnectivityIntent(JsonNode jsonIntent, Description description) {
    final ConnectivityIntent connectivityIntent = (ConnectivityIntent) intent;
    // check selector
    final JsonNode jsonSelector = jsonIntent.get("selector");
    final TrafficSelector selector = connectivityIntent.selector();
    final Set<Criterion> criteria = selector.criteria();
    final JsonNode jsonCriteria = jsonSelector.get("criteria");
    if (jsonCriteria.size() != criteria.size()) {
        description.appendText("size of criteria array is " + Integer.toString(jsonCriteria.size()));
        return false;
    }
    for (Criterion criterion : criteria) {
        boolean criterionFound = false;
        for (int criterionIndex = 0; criterionIndex < jsonCriteria.size(); criterionIndex++) {
            final CriterionJsonMatcher criterionMatcher = CriterionJsonMatcher.matchesCriterion(criterion);
            if (criterionMatcher.matches(jsonCriteria.get(criterionIndex))) {
                criterionFound = true;
                break;
            }
        }
        if (!criterionFound) {
            description.appendText("criterion not found " + criterion.toString());
            return false;
        }
    }
    // check treatment
    final JsonNode jsonTreatment = jsonIntent.get("treatment");
    final TrafficTreatment treatment = connectivityIntent.treatment();
    final List<Instruction> instructions = treatment.immediate();
    final JsonNode jsonInstructions = jsonTreatment.get("instructions");
    if (jsonInstructions.size() != instructions.size()) {
        description.appendText("size of instructions array is " + Integer.toString(jsonInstructions.size()));
        return false;
    }
    for (Instruction instruction : instructions) {
        boolean instructionFound = false;
        for (int instructionIndex = 0; instructionIndex < jsonInstructions.size(); instructionIndex++) {
            final InstructionJsonMatcher instructionMatcher = InstructionJsonMatcher.matchesInstruction(instruction);
            if (instructionMatcher.matches(jsonInstructions.get(instructionIndex))) {
                instructionFound = true;
                break;
            }
        }
        if (!instructionFound) {
            description.appendText("instruction not found " + instruction.toString());
            return false;
        }
    }
    // Check constraints
    final JsonNode jsonConstraints = jsonIntent.get("constraints");
    if (connectivityIntent.constraints() != null) {
        if (connectivityIntent.constraints().size() != jsonConstraints.size()) {
            description.appendText("constraints array size was " + Integer.toString(jsonConstraints.size()));
            return false;
        }
        for (final Constraint constraint : connectivityIntent.constraints()) {
            boolean constraintFound = false;
            for (int constraintIndex = 0; constraintIndex < jsonConstraints.size(); constraintIndex++) {
                final JsonNode value = jsonConstraints.get(constraintIndex);
                if (matchConstraint(constraint, value)) {
                    constraintFound = true;
                }
            }
            if (!constraintFound) {
                final String constraintString = constraint.toString();
                description.appendText("constraint missing " + constraintString);
                return false;
            }
        }
    } else if (jsonConstraints.size() != 0) {
        description.appendText("constraint array not empty");
        return false;
    }
    if (connectivityIntent instanceof HostToHostIntent) {
        return matchHostToHostIntent(jsonIntent, description);
    } else if (connectivityIntent instanceof PointToPointIntent) {
        return matchPointToPointIntent(jsonIntent, description);
    } else {
        description.appendText("class of connectivity intent is unknown");
        return false;
    }
}

Example 4 with Instruction

use of org.onosproject.net.flow.instructions.Instruction in project onos by opennetworkinglab.

the class FlowRuleCodecTest method getInstruction.

/**
 * Looks up an instruction in the instruction map based on type and subtype.
 *
 * @param type type string
 * @param subType subtype string
 * @return instruction that matches
 */
private Instruction getInstruction(Instruction.Type type, String subType) {
    Instruction instruction = instructions.get(type.name() + "/" + subType);
    assertThat(instruction, notNullValue());
    assertThat(instruction.type(), is(type));
    return instruction;
}

Example 5 with Instruction

use of org.onosproject.net.flow.instructions.Instruction in project onos by opennetworkinglab.

the class FlowRuleCodecTest method decodeInstructionsFlowTest.

/**
 * Checks that a rule with one of each instruction type decodes properly.
 *
 * @throws IOException if the resource cannot be processed
 */
@Test
public void decodeInstructionsFlowTest() throws Exception {
    FlowRule rule = getRule("instructions-flow.json");
    checkCommonData(rule);
    rule.treatment().allInstructions().forEach(instruction -> {
        String subType;
        if (instruction.type() == Instruction.Type.L0MODIFICATION) {
            subType = ((L0ModificationInstruction) instruction).subtype().name();
        } else if (instruction.type() == Instruction.Type.L2MODIFICATION) {
            subType = ((L2ModificationInstruction) instruction).subtype().name();
        } else if (instruction.type() == Instruction.Type.L3MODIFICATION) {
            subType = ((L3ModificationInstruction) instruction).subtype().name();
        } else if (instruction.type() == Instruction.Type.L4MODIFICATION) {
            subType = ((L4ModificationInstruction) instruction).subtype().name();
        } else {
            subType = "";
        }
        instructions.put(instruction.type().name() + "/" + subType, instruction);
    });
    assertThat(rule.treatment().allInstructions().size(), is(23));
    Instruction instruction;
    instruction = getInstruction(Instruction.Type.OUTPUT, "");
    assertThat(instruction.type(), is(Instruction.Type.OUTPUT));
    assertThat(((Instructions.OutputInstruction) instruction).port(), is(PortNumber.CONTROLLER));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.ETH_SRC.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(((L2ModificationInstruction.ModEtherInstruction) instruction).mac(), is(MacAddress.valueOf("12:34:56:78:90:12")));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.ETH_DST.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(((L2ModificationInstruction.ModEtherInstruction) instruction).mac(), is(MacAddress.valueOf("98:76:54:32:01:00")));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.VLAN_ID.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(((L2ModificationInstruction.ModVlanIdInstruction) instruction).vlanId().toShort(), is((short) 22));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.VLAN_PCP.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(((L2ModificationInstruction.ModVlanPcpInstruction) instruction).vlanPcp(), is((byte) 1));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.MPLS_LABEL.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(((L2ModificationInstruction.ModMplsLabelInstruction) instruction).label().toInt(), is(MplsLabel.MAX_MPLS));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.MPLS_PUSH.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(((L2ModificationInstruction.ModMplsHeaderInstruction) instruction).ethernetType().toShort(), is(Ethernet.MPLS_UNICAST));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.MPLS_POP.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(((L2ModificationInstruction.ModMplsHeaderInstruction) instruction).ethernetType().toShort(), is(Ethernet.MPLS_UNICAST));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.DEC_MPLS_TTL.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(instruction, instanceOf(L2ModificationInstruction.ModMplsTtlInstruction.class));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.VLAN_POP.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(instruction, instanceOf(L2ModificationInstruction.ModVlanHeaderInstruction.class));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.VLAN_PUSH.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(instruction, instanceOf(L2ModificationInstruction.ModVlanHeaderInstruction.class));
    instruction = getInstruction(Instruction.Type.L2MODIFICATION, L2ModificationInstruction.L2SubType.TUNNEL_ID.name());
    assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
    assertThat(((L2ModificationInstruction.ModTunnelIdInstruction) instruction).tunnelId(), is(100L));
    instruction = getInstruction(Instruction.Type.L3MODIFICATION, L3ModificationInstruction.L3SubType.IPV4_SRC.name());
    assertThat(instruction.type(), is(Instruction.Type.L3MODIFICATION));
    assertThat(((L3ModificationInstruction.ModIPInstruction) instruction).ip(), is(IpAddress.valueOf("1.2.3.4")));
    instruction = getInstruction(Instruction.Type.L3MODIFICATION, L3ModificationInstruction.L3SubType.IPV4_DST.name());
    assertThat(instruction.type(), is(Instruction.Type.L3MODIFICATION));
    assertThat(((L3ModificationInstruction.ModIPInstruction) instruction).ip(), is(IpAddress.valueOf("1.2.3.3")));
    instruction = getInstruction(Instruction.Type.L3MODIFICATION, L3ModificationInstruction.L3SubType.IPV6_SRC.name());
    assertThat(instruction.type(), is(Instruction.Type.L3MODIFICATION));
    assertThat(((L3ModificationInstruction.ModIPInstruction) instruction).ip(), is(IpAddress.valueOf("1.2.3.2")));
    instruction = getInstruction(Instruction.Type.L3MODIFICATION, L3ModificationInstruction.L3SubType.IPV6_DST.name());
    assertThat(instruction.type(), is(Instruction.Type.L3MODIFICATION));
    assertThat(((L3ModificationInstruction.ModIPInstruction) instruction).ip(), is(IpAddress.valueOf("1.2.3.1")));
    instruction = getInstruction(Instruction.Type.L3MODIFICATION, L3ModificationInstruction.L3SubType.IPV6_FLABEL.name());
    assertThat(instruction.type(), is(Instruction.Type.L3MODIFICATION));
    assertThat(((L3ModificationInstruction.ModIPv6FlowLabelInstruction) instruction).flowLabel(), is(8));
    instruction = getInstruction(Instruction.Type.L0MODIFICATION, L0ModificationInstruction.L0SubType.OCH.name());
    assertThat(instruction.type(), is(Instruction.Type.L0MODIFICATION));
    L0ModificationInstruction.ModOchSignalInstruction och = (L0ModificationInstruction.ModOchSignalInstruction) instruction;
    assertThat(och.lambda().spacingMultiplier(), is(4));
    assertThat(och.lambda().slotGranularity(), is(8));
    assertThat(och.lambda().gridType(), is(GridType.DWDM));
    assertThat(och.lambda().channelSpacing(), is(ChannelSpacing.CHL_100GHZ));
    instruction = getInstruction(Instruction.Type.L4MODIFICATION, L4ModificationInstruction.L4SubType.TCP_DST.name());
    assertThat(instruction.type(), is(Instruction.Type.L4MODIFICATION));
    assertThat(((L4ModificationInstruction.ModTransportPortInstruction) instruction).port().toInt(), is(40001));
    instruction = getInstruction(Instruction.Type.L4MODIFICATION, L4ModificationInstruction.L4SubType.TCP_SRC.name());
    assertThat(instruction.type(), is(Instruction.Type.L4MODIFICATION));
    assertThat(((L4ModificationInstruction.ModTransportPortInstruction) instruction).port().toInt(), is(40002));
    instruction = getInstruction(Instruction.Type.L4MODIFICATION, L4ModificationInstruction.L4SubType.UDP_DST.name());
    assertThat(instruction.type(), is(Instruction.Type.L4MODIFICATION));
    assertThat(((L4ModificationInstruction.ModTransportPortInstruction) instruction).port().toInt(), is(40003));
    instruction = getInstruction(Instruction.Type.L4MODIFICATION, L4ModificationInstruction.L4SubType.UDP_SRC.name());
    assertThat(instruction.type(), is(Instruction.Type.L4MODIFICATION));
    assertThat(((L4ModificationInstruction.ModTransportPortInstruction) instruction).port().toInt(), is(40004));
}