org.snmp4j.smi.UnsignedInteger32 Java Examples

/**
 * Transforms a flow FlowRule object to a variable binding.
 * @param rule FlowRule object
 * @param delete whether it is a delete or edit request
 * @return variable binding
 */
public static VariableBinding fromFlowRule(FlowRule rule, boolean delete) {
    Set<Criterion> criterions = rule.selector().criteria();
    PortNumber inPort = criterions.stream()
            .filter(c -> c instanceof PortCriterion)
            .map(c -> ((PortCriterion) c).port())
            .findAny()
            .orElse(null);
    long input = inPort.toLong();
    List<Instruction> instructions = rule.treatment().immediate();
    PortNumber outPort = instructions.stream()
            .filter(c -> c instanceof Instructions.OutputInstruction)
            .map(c -> ((Instructions.OutputInstruction) c).port())
            .findAny()
            .orElse(null);
    long output = outPort.toLong();
    OID oid = new OID(PORT_PATCH_OID + "." + input);
    Variable var = new UnsignedInteger32(delete ? 0 : output);
    return new VariableBinding(oid, var);
}
 

private boolean setPortTargetPower(PortNumber port, long power) {
    log.debug("Set port{} target power...", port);
    List<VariableBinding> vbs = new ArrayList<>();

    OID voaStateOid = new OID(VOA_STATE_OID + "." + port.toLong());
    Variable voaStateVar = new UnsignedInteger32(VOA_STATE_ABSOLUTE);
    VariableBinding voaStateVb = new VariableBinding(voaStateOid, voaStateVar);
    vbs.add(voaStateVb);

    OID voaLevelOid = new OID(VOA_LEVEL_OID + "." + port.toLong());
    Variable voaLevelVar = new UnsignedInteger32(power);
    VariableBinding voaLevelVb = new VariableBinding(voaLevelOid, voaLevelVar);
    vbs.add(voaLevelVb);

    DeviceId deviceId = handler().data().deviceId();
    try {
        set(handler(), vbs);
    } catch (IOException e) {
        log.error("Error writing ports table for device {} exception {}", deviceId, e);
        return false;
    }
    return true;
}
 

@Test
public void testModify() {
    final ModifierProperties modifierProperties = new ModifierProperties();
    modifierProperties.put("minimum", 0);
    modifierProperties.put("maximum", 3000);
    modifierProperties.put("minimumStep", 1);
    modifierProperties.put("maximumStep", 10);

    final UnsignedInteger32Modifier modifier = new UnsignedInteger32Modifier();
    modifier.init(modifierProperties);

    final UnsignedInteger32 unsignedInteger32 = new UnsignedInteger32(0);
    assertEquals(unsignedInteger32.getValue(), 0);

    final UnsignedInteger32 modifiedVariable = modifier.modify(unsignedInteger32);
    assertNotEquals(modifiedVariable.getValue(), 0);
}
 

private PDU createPDU(SnmpTrapInfo snmpTrapInfo) {
    PDU trap = new PDU();
    trap.setType(PDU.TRAP);

    int alertType = snmpTrapInfo.getAlertType() + 1;
    if (alertType > 0) {
        long sysUpTimeTicks = ManagementFactory.getRuntimeMXBean().getUptime() / 10;
        trap.add(new VariableBinding(SnmpConstants.sysUpTime, new TimeTicks(sysUpTimeTicks)));
        trap.add(new VariableBinding(SnmpConstants.snmpTrapOID, getOID(CsSnmpConstants.TRAPS_PREFIX + alertType)));
        if (snmpTrapInfo.getDataCenterId() != 0) {
            trap.add(new VariableBinding(getOID(CsSnmpConstants.DATA_CENTER_ID), new UnsignedInteger32(snmpTrapInfo.getDataCenterId())));
        }

        if (snmpTrapInfo.getPodId() != 0) {
            trap.add(new VariableBinding(getOID(CsSnmpConstants.POD_ID), new UnsignedInteger32(snmpTrapInfo.getPodId())));
        }

        if (snmpTrapInfo.getClusterId() != 0) {
            trap.add(new VariableBinding(getOID(CsSnmpConstants.CLUSTER_ID), new UnsignedInteger32(snmpTrapInfo.getClusterId())));
        }

        if (snmpTrapInfo.getMessage() != null) {
            trap.add(new VariableBinding(getOID(CsSnmpConstants.MESSAGE), new OctetString(snmpTrapInfo.getMessage())));
        } else {
            throw new CloudRuntimeException(" What is the use of alert without message ");
        }

        if (snmpTrapInfo.getGenerationTime() != null) {
            trap.add(new VariableBinding(getOID(CsSnmpConstants.GENERATION_TIME), new OctetString(snmpTrapInfo.getGenerationTime().toString())));
        } else {
            trap.add(new VariableBinding(getOID(CsSnmpConstants.GENERATION_TIME)));
        }
    } else {
        throw new CloudRuntimeException(" Invalid alert Type ");
    }

    return trap;
}
 

private boolean removeCrossConnect(CrossConnectFlowRule xc) {

        int channel = toChannel(xc.ochSignal());

        // Create the PDU object
        PDU pdu = new PDU();
        pdu.setType(PDU.SET);

        // Disable the channel
        OID ctrlChannelState = new OID(CTRL_CHANNEL_STATE + (xc.isAddRule() ? "1." : "2.") + channel);
        pdu.add(new VariableBinding(ctrlChannelState, new Integer32(OUT_OF_SERVICE)));

        // Put cross connect back into default port 1
        OID ctrlChannelAddDropPortIndex = new OID(CTRL_CHANNEL_ADD_DROP_PORT_INDEX +
                (xc.isAddRule() ? "1." : "2.") + channel);
        pdu.add(new VariableBinding(ctrlChannelAddDropPortIndex,
                new UnsignedInteger32(DISABLE_CHANNEL_ADD_DROP_PORT_INDEX)));

        // Put port/channel back to open loop
        OID ctrlChannelMode = new OID(CTRL_CHANNEL_MODE + (xc.isAddRule() ? "1." : "2.") + channel);
        pdu.add(new VariableBinding(ctrlChannelMode, new Integer32(OPEN_LOOP)));

        // Add rules are set to target power, drop rules are attenuated
        if (xc.isAddRule()) {
            OID ctrlChannelTargetPower = new OID(CTRL_CHANNEL_TARGET_POWER + "1." + channel);
            pdu.add(new VariableBinding(ctrlChannelTargetPower, new Integer32(DISABLE_CHANNEL_TARGET_POWER)));
        } else {
            OID ctrlChannelAbsoluteAttenuation = new OID(CTRL_CHANNEL_ABSOLUTE_ATTENUATION + "2." + channel);
            pdu.add(new VariableBinding(
                    ctrlChannelAbsoluteAttenuation, new UnsignedInteger32(DISABLE_CHANNEL_ABSOLUTE_ATTENUATION)));
        }

        try {
            ResponseEvent response = snmp.set(pdu);

            // TODO: parse response
        } catch (IOException e) {
            log.error("Failed to remove cross connect, unable to connect to device: ", e);
            return false;
        }

        return true;
    }
 

@Override
protected UnsignedInteger32 cast(long value) {
    return new UnsignedInteger32(value);
}