Examples with VariableBinding org.snmp4j.smi.VariableBinding used on opensource projects

Example 51 with VariableBinding

use of org.snmp4j.smi.VariableBinding in project mysql_perf_analyzer by yahoo.

the class SNMPClient method getDiskIndex.

private int getDiskIndex(String device) throws IOException {
    TableUtils tUtils = new TableUtils(snmp, new DefaultPDUFactory());
    logger.fine("Query " + this.address + " for disk data: " + device);
    @SuppressWarnings("unchecked") List<TableEvent> events = tUtils.getTable(getTarget(), new OID[] { new OID("." + DISK_TABLE_DEVICE_OID) }, null, null);
    for (TableEvent event : events) {
        if (event.isError()) {
            logger.warning(this.address + ": SNMP event error: " + event.getErrorMessage());
            continue;
        // throw new RuntimeException(event.getErrorMessage());
        }
        for (VariableBinding vb : event.getColumns()) {
            String key = vb.getOid().toString();
            String value = vb.getVariable().toString();
            if (value != null && value.equals(device)) {
                logger.fine("Find device OID entry: " + key);
                int index = -1;
                String[] strs = key.split("\\.");
                try {
                    index = Integer.parseInt(strs[strs.length - 1]);
                } catch (Exception ex) {
                }
                return index;
            }
        }
    }
    return -1;
}

Example 52 with VariableBinding

use of org.snmp4j.smi.VariableBinding in project mysql_perf_analyzer by yahoo.

the class SNMPClient method getNetIfIndexes.

private Map<Integer, String> getNetIfIndexes(String device) throws IOException {
    Map<Integer, String> ifMaps = new HashMap<Integer, String>();
    TableUtils tUtils = new TableUtils(snmp, new DefaultPDUFactory());
    logger.fine("Query " + this.address + " for network interface, excluding lo");
    @SuppressWarnings("unchecked") List<TableEvent> events = tUtils.getTable(getTarget(), new OID[] { new OID("." + IF_TABLE_DEVICE_OID) }, null, null);
    for (TableEvent event : events) {
        if (event.isError()) {
            logger.warning(this.address + ": SNMP event error: " + event.getErrorMessage());
            continue;
        // throw new RuntimeException(event.getErrorMessage());
        }
        for (VariableBinding vb : event.getColumns()) {
            String key = vb.getOid().toString();
            String value = vb.getVariable().toString();
            if (device != null && !device.isEmpty() && !value.equalsIgnoreCase(device))
                continue;
            if (value != null && !value.equalsIgnoreCase("lo")) {
                logger.fine("Find device OID entry: " + key);
                int index = -1;
                String[] strs = key.split("\\.");
                try {
                    index = Integer.parseInt(strs[strs.length - 1]);
                    ifMaps.put(index, value);
                } catch (Exception ex) {
                }
            }
        }
    }
    return ifMaps;
}

Example 53 with VariableBinding

use of org.snmp4j.smi.VariableBinding in project cloudstack by apache.

the class SnmpHelper method createPDU.

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;
}

Example 54 with VariableBinding

use of org.snmp4j.smi.VariableBinding in project pentaho-kettle by pentaho.

the class JobEntrySNMPTrap method execute.

public Result execute(Result previousResult, int nr) {
    Result result = previousResult;
    result.setNrErrors(1);
    result.setResult(false);
    String servername = environmentSubstitute(serverName);
    int nrPort = Const.toInt(environmentSubstitute("" + port), DEFAULT_PORT);
    String Oid = environmentSubstitute(oid);
    int timeOut = Const.toInt(environmentSubstitute("" + timeout), DEFAULT_TIME_OUT);
    int retry = Const.toInt(environmentSubstitute("" + nrretry), 1);
    String messageString = environmentSubstitute(message);
    Snmp snmp = null;
    try {
        TransportMapping transMap = new DefaultUdpTransportMapping();
        snmp = new Snmp(transMap);
        UdpAddress udpAddress = new UdpAddress(InetAddress.getByName(servername), nrPort);
        ResponseEvent response = null;
        if (targettype.equals(target_type_Code[0])) {
            // Community target
            String community = environmentSubstitute(comString);
            CommunityTarget target = new CommunityTarget();
            PDUv1 pdu1 = new PDUv1();
            transMap.listen();
            target.setCommunity(new OctetString(community));
            target.setVersion(SnmpConstants.version1);
            target.setAddress(udpAddress);
            if (target.getAddress().isValid()) {
                if (log.isDebug()) {
                    logDebug("Valid IP address");
                }
            } else {
                throw new KettleException("Invalid IP address");
            }
            target.setRetries(retry);
            target.setTimeout(timeOut);
            // create the PDU
            pdu1.setGenericTrap(6);
            pdu1.setSpecificTrap(PDUv1.ENTERPRISE_SPECIFIC);
            pdu1.setEnterprise(new OID(Oid));
            pdu1.add(new VariableBinding(new OID(Oid), new OctetString(messageString)));
            response = snmp.send(pdu1, target);
        } else {
            // User target
            String userName = environmentSubstitute(user);
            String passPhrase = environmentSubstitute(passphrase);
            String engineID = environmentSubstitute(engineid);
            UserTarget usertarget = new UserTarget();
            transMap.listen();
            usertarget.setAddress(udpAddress);
            if (usertarget.getAddress().isValid()) {
                if (log.isDebug()) {
                    logDebug("Valid IP address");
                }
            } else {
                throw new KettleException("Invalid IP address");
            }
            usertarget.setRetries(retry);
            usertarget.setTimeout(timeOut);
            usertarget.setVersion(SnmpConstants.version3);
            usertarget.setSecurityLevel(SecurityLevel.AUTH_PRIV);
            usertarget.setSecurityName(new OctetString("MD5DES"));
            // Since we are using SNMPv3 we use authenticated users
            // this is handled by the UsmUser and USM class
            UsmUser uu = new UsmUser(new OctetString(userName), AuthMD5.ID, new OctetString(passPhrase), PrivDES.ID, new OctetString(passPhrase));
            USM usm = snmp.getUSM();
            if (usm == null) {
                throw new KettleException("Null Usm");
            } else {
                usm = new USM(SecurityProtocols.getInstance(), new OctetString(MPv3.createLocalEngineID()), 0);
                usm.addUser(new OctetString(userName), uu);
                if (log.isDebug()) {
                    logDebug("Valid Usm");
                }
            }
            // create the PDU
            ScopedPDU pdu = new ScopedPDU();
            pdu.add(new VariableBinding(new OID(Oid), new OctetString(messageString)));
            pdu.setType(PDU.TRAP);
            if (!Utils.isEmpty(engineID)) {
                pdu.setContextEngineID(new OctetString(engineID));
            }
            // send the PDU
            response = snmp.send(pdu, usertarget);
        }
        if (response != null) {
            if (log.isDebug()) {
                logDebug("Received response from: " + response.getPeerAddress() + response.toString());
            }
        }
        result.setNrErrors(0);
        result.setResult(true);
    } catch (Exception e) {
        logError(BaseMessages.getString(PKG, "JobEntrySNMPTrap.ErrorGetting", e.getMessage()));
    } finally {
        try {
            if (snmp != null) {
                snmp.close();
            }
        } catch (Exception e) {
        /* Ignore */
        }
    }
    return result;
}

Example 55 with VariableBinding

use of org.snmp4j.smi.VariableBinding in project thingsboard by thingsboard.

the class PduService method createPdu.

public PDU createPdu(DeviceSessionContext sessionContext, SnmpCommunicationConfig communicationConfig, Map<String, String> values) {
    PDU pdu = setUpPdu(sessionContext);
    pdu.setType(communicationConfig.getMethod().getCode());
    pdu.addAll(communicationConfig.getAllMappings().stream().filter(mapping -> values.isEmpty() || values.containsKey(mapping.getKey())).map(mapping -> Optional.ofNullable(values.get(mapping.getKey())).map(value -> {
        Variable variable = toSnmpVariable(value, mapping.getDataType());
        return new VariableBinding(new OID(mapping.getOid()), variable);
    }).orElseGet(() -> new VariableBinding(new OID(mapping.getOid())))).collect(Collectors.toList()));
    return pdu;
}