/**
   * 向管理进程发送Trap报文
   *
   * @throws IOException
   */
  public void sendPDU() throws IOException {

    // 设置 target
    CommunityTarget target = new CommunityTarget();
    target.setAddress(targetAddress);

    // 通信不成功时的重试次数
    target.setRetries(2);
    // 超时时间
    target.setTimeout(1500);
    // snmp版本
    target.setVersion(SnmpConstants.version2c);

    // 创建 PDU
    PDU pdu = new PDU();
    pdu.add(
        new VariableBinding(new OID(".1.3.6.1.2.3377.10.1.1.1.1"), new OctetString("SnmpTrap")));
    pdu.add(new VariableBinding(new OID(".1.3.6.1.2.3377.10.1.1.1.2"), new OctetString("JavaEE")));
    pdu.add(
        new VariableBinding(
            new OID(".1.3.6.1.4.1.12612.220.11.1.3.0.1"), new OctetString("test_barco")));
    pdu.setType(PDU.TRAP);

    // 向Agent发送PDU,并接收Response
    ResponseEvent respEvnt = snmp.send(pdu, target);

    // 解析Response
    if (respEvnt != null && respEvnt.getResponse() != null) {
      Vector<VariableBinding> recVBs = respEvnt.getResponse().getVariableBindings();
      for (int i = 0; i < recVBs.size(); i++) {
        VariableBinding recVB = recVBs.elementAt(i);
        System.out.println(recVB.getOid() + " : " + recVB.getVariable());
      }
    }
  }
Exemple #2
0
 private PDU CreateAndSetPdu() {
   PDU pdu = new PDU();
   pdu.add(new VariableBinding(new OID(oidFromInput)));
   pdu.setType(PDU.GET);
   pdu.setRequestID(new Integer32(2));
   return pdu;
 }
 private ResponseEvent snmpGet(String targetOid) throws IOException {
   PDU pdu = new PDU();
   pdu.add(new VariableBinding(new OID(targetOid)));
   pdu.setType(PDU.GET);
   // send the PDU
   return snmp.send(pdu, target);
 }
 private void notifyResponse(ResponseEvent response, String targetOid) {
   if (response == null) {
     for (ResponseHandler responseHandler : responseHandlers) {
       responseHandler.onTimeout(targetOid);
     }
   } else {
     PDU responsePDU = response.getResponse();
     int errorStatus = responsePDU.getErrorStatus();
     int errorIndex = responsePDU.getErrorIndex();
     String errorStatusText = responsePDU.getErrorStatusText();
     switch (errorStatus) {
       case SnmpConstants.SNMP_ERROR_SUCCESS:
         for (ResponseHandler responseHandler : responseHandlers) {
           responseHandler.onSuccess(targetOid);
         }
         break;
       default:
         if (log.isDebugEnabled()) {
           log.debug("Error: Request Failed");
           log.debug("Error Status = " + errorStatus);
           log.debug("Error Index = " + errorIndex);
           log.debug("Error Status Text = " + errorStatusText);
         }
         for (ResponseHandler responseHandler : responseHandlers) {
           responseHandler.onError(targetOid, errorStatus, errorStatusText);
         }
         break;
     }
   }
 }
Exemple #5
0
 /**
  * This method creates the requst and puts it in an PDU object. This object will be returnd and
  * used from Methods such as get,walk and getnext.
  *
  * @param type - the type of the response, possible are PDU.GET,PDU.GETNEXT, PDU.GETBULK
  * @param oids - the requested OIDs
  * @return - the request PDU
  * @see org.snmp4j.ScopedPDU
  */
 public PDU createPDU(int type, OID[] oids) {
   // create the PDU
   PDU requestPDU = new ScopedPDU();
   requestPDU.setType(type);
   // put the oid you want to get
   for (OID oid : oids) {
     requestPDU.add(new VariableBinding(oid));
   }
   return requestPDU;
 }
  public void testTrap() throws Exception {

    File alarmsFile = new File("alarms.txt");
    alarmsFile.delete();

    PDU trap = new PDU();
    trap.setType(PDU.TRAP);

    OID oid = new OID("1.2.3.4.5");
    trap.add(new VariableBinding(SnmpConstants.snmpTrapOID, oid));
    trap.add(
        new VariableBinding(SnmpConstants.sysUpTime, new TimeTicks(5000))); // put your uptime here
    trap.add(new VariableBinding(SnmpConstants.sysDescr, new OctetString("System Description")));

    Variable alarmCode = new OctetString("777");
    Variable agentId = new OctetString("AGENT_ID");
    Variable alarmText = new OctetString("ALARM");
    Variable agentAddress = new OctetString("127.0.0.1/161");
    trap.add(new VariableBinding(new OID("1.2.3.4.5.1"), alarmCode));
    trap.add(new VariableBinding(new OID("1.2.3.4.5.2"), agentId));
    trap.add(new VariableBinding(new OID("1.2.3.4.5.3"), alarmText));
    trap.add(new VariableBinding(new OID("1.2.3.4.5.4"), agentAddress));

    server.readAndSaveTrap(trap);

    assertTrue(alarmsFile.exists());

    String fileContent = SnmpNmsTest.readFileAsString("alarms.txt");
    assertTrue(fileContent.indexOf("AGENT_ID") > -1);
    assertTrue(fileContent.indexOf("777") > -1);
    assertTrue(fileContent.indexOf("ALARM") > -1);
  }
 /**
  * This method is capable of handling multiple OIDs
  *
  * @param oids
  * @return
  * @throws IOException
  */
 public ResponseEvent get(OID... oids) throws IOException {
   PDU pdu = new PDU();
   for (OID oid : oids) {
     pdu.add(new VariableBinding(oid));
   }
   pdu.setType(PDU.GET);
   ResponseEvent event = snmp.send(pdu, getTarget(), null);
   if (event != null) {
     return event;
   }
   throw new RuntimeException("GET timed out");
 }
Exemple #8
0
  public void updateByValue(
      URI url, List<Variable> values, SnmpUriCallback callback, Object userObject)
      throws UnknownHostException {
    Request request = createSnmpRequest(url);
    PDU pdu = request.getPdu();
    pdu.setType(PDU.SET);
    OID[] oids = request.getOIDs();
    for (int i = 0; i < oids.length && i < values.size(); i++) {
      pdu.add(new VariableBinding(oids[i], values.get(i)));
    }

    sendSnmpRequest(request, pdu, url, callback, userObject);
  }
Exemple #9
0
  private void requestAndVerifyResponse(int pduType, int version) throws Exception {
    PDU pdu = createPDU(version);

    for (AnticipatedRequest a : m_requestedVarbinds) {
      pdu.add(a.getRequestVarbind());
    }
    pdu.setType(pduType);

    PDU response = sendRequest(pdu, version);

    assertNotNull("request timed out", response);
    System.err.println("Response is: " + response);
    assertTrue(
        "unexpected report pdu: "
            + ((VariableBinding) response.getVariableBindings().get(0)).getOid(),
        response.getType() != PDU.REPORT);

    assertEquals(
        "Unexpected number of varbinds returned.",
        m_requestedVarbinds.size(),
        response.getVariableBindings().size());

    for (int i = 0; i < m_requestedVarbinds.size(); i++) {
      AnticipatedRequest a = m_requestedVarbinds.get(i);
      VariableBinding vb = response.get(i);
      a.verify(vb);
    }

    reset();
  }
Exemple #10
0
  public void sendByBinding(
      URI url,
      List<VariableBinding> values,
      int pduType,
      SnmpUriCallback callback,
      Object userObject)
      throws UnknownHostException {
    Request request = createSnmpRequest(url);
    PDU pdu = request.getPdu();
    pdu.setType(pduType);
    for (VariableBinding vb : values) {
      pdu.add(vb);
    }

    sendSnmpRequest(request, pdu, url, callback, userObject);
  }
Exemple #11
0
 /**
  * This method returns true or false, which depend on the response PDU. If the response PDU is not
  * null and don't have an error, true will be returned.
  *
  * @param responsePDU the responsePDU, which will be checked for errors.
  * @return - true if no error was invoked else false.
  * @throws PDURequestFailedException - If an error occurred in the response PDU.
  * @throws SNMPTimeOutException - If a timeout occured
  * @see org.snmp4j.PDU
  */
 public boolean checkResponsePDU(PDU responsePDU)
     throws PDURequestFailedException, SNMPTimeOutException {
   if (responsePDU != null)
     if (responsePDU.getErrorStatus() == PDU.noError) return true;
     else throw new PDURequestFailedException(responsePDU);
   else throw new SNMPTimeOutException("Timeout: No Response from " + authentication.getAddress());
 }
  private PDU createPDU(SnmpTrapInfo snmpTrapInfo) {
    PDU trap = new PDU();
    trap.setType(PDU.TRAP);

    int alertType = snmpTrapInfo.getAlertType() + 1;
    if (alertType > 0) {
      trap.add(
          new VariableBinding(SnmpConstants.sysUpTime, new OctetString(new Date().toString())));
      trap.add(
          new VariableBinding(
              SnmpConstants.snmpTrapOID, getOID(CsSnmpConstants.TRAPS_PREFIX + alertType)));
      trap.add(
          new VariableBinding(
              getOID(CsSnmpConstants.DATA_CENTER_ID),
              new UnsignedInteger32(snmpTrapInfo.getDataCenterId())));
      trap.add(
          new VariableBinding(
              getOID(CsSnmpConstants.POD_ID), new UnsignedInteger32(snmpTrapInfo.getPodId())));
      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;
  }
Exemple #13
0
  public void snmpWalk(String oidFrom) throws SnmpException {
    PDU request = new PDU();
    request.setType(PDU.GETNEXT);
    request.add(new VariableBinding(new OID(oidFrom)));
    request.setNonRepeaters(0);
    OID rootOID = request.get(0).getOid();
    PDU response = null;

    int objects = 0;
    int requests = 0;
    long startTime = System.currentTimeMillis();

    try {
      Snmp snmp = new Snmp(new DefaultUdpTransportMapping());
      snmp.listen();
      m_sessionDestroyed = false;
      do {
        requests++;
        ResponseEvent responseEvent = snmp.send(request, getTarget(getReadCommunity()));
        response = responseEvent.getResponse();
        if (response != null) {
          objects += response.size();
        }
      } while (!processWalk(response, request, rootOID) && !m_sessionDestroyed);

    } catch (SnmpException e) {
      throw e;
    } catch (Exception e) {
      e.printStackTrace();
      throw new SnmpException(e.getMessage());
    }
    if (m_snmpResponseHandler != null) {
      m_snmpResponseHandler.requestStats(requests, objects, System.currentTimeMillis() - startTime);
    }
  }
 public String snmpGet(String strAddress, String community, String strOID) // SNMPget
     {
   String str = "";
   try {
     OctetString community1 = new OctetString(community);
     strAddress = strAddress + "/" + 161; // Direccion + Puerto SNMP
     Address targetaddress = new UdpAddress(strAddress); // direccion con puerto
     TransportMapping transport = new DefaultUdpTransportMapping();
     transport.listen();
     /*
      * Este metodo regresa un Target, que contiene informacion acerca de los
      * datos y como deben ser mostrados y sus rangos.
      */
     CommunityTarget comtarget = new CommunityTarget();
     comtarget.setCommunity(community1);
     comtarget.setVersion(SnmpConstants.version1);
     comtarget.setAddress(targetaddress);
     comtarget.setRetries(2);
     comtarget.setTimeout(5000);
     PDU pdu = new PDU();
     ResponseEvent response;
     Snmp snmp;
     pdu.add(new VariableBinding(new OID(strOID)));
     pdu.setType(PDU.GET);
     snmp = new Snmp(transport);
     response = snmp.get(pdu, comtarget);
     if (response != null) {
       if (response.getResponse().getErrorStatusText().equalsIgnoreCase("Success")) {
         PDU pduresponse = response.getResponse();
         str = pduresponse.getVariableBindings().firstElement().toString();
         if (str.contains("=")) {
           int len = str.indexOf("=");
           str = str.substring(len + 1, str.length());
         }
       }
     } else {
       System.out.println("Feeling like a TimeOut occured ");
     }
     // En caso de que ocurra un Time out
     snmp.close(); // cierra conexión
   } catch (Exception e) {
   }
   System.out.println("Response= " + str); // en caso de ocurrio error lo arroja
   return str;
 }
Exemple #15
0
 @Override
 public void onResponse(ResponseEvent event) {
   SnmpUriResponse response = new SnmpUriResponse(SnmpUriResponse.Type.TIMEOUT);
   PDU responsePDU = event.getResponse();
   if (responsePDU != null) {
     if (responsePDU.getErrorStatus() != PDU.noError) {
       response = new SnmpUriResponse(responsePDU.getErrorStatus());
     } else {
       response =
           new SnmpUriResponse(
               Collections.singletonList(
                   responsePDU
                       .getVariableBindings()
                       .toArray(new VariableBinding[responsePDU.size()])));
     }
   }
   callback.onResponse(response, url, event.getUserObject());
 }
Exemple #16
0
  public void SentGetSnmp() throws IOException {

    TransportMapping transport = new DefaultUdpTransportMapping();
    transport.listen();

    // Target
    CommunityTarget target = CreateAndSetTarget();

    // PDU
    PDU pdu = CreateAndSetPdu();

    // SNMP
    Snmp snmp = new Snmp(transport);

    // System.out.println("Sending request to " + ipFromInput + " ...");
    ResponseEvent response = snmp.get(pdu, target);

    if (response != null) {
      // System.out.println("Got response from " + ipFromInput);
      PDU responsePdu = response.getResponse();

      if (responsePdu != null) {
        int errorStatus = responsePdu.getErrorStatus();
        int errorIndex = responsePdu.getErrorIndex();
        String errorStatusText = responsePdu.getErrorStatusText();

        if (errorStatus == PDU.noError) {
          readResponse(responsePdu.getVariableBindings());
          // System.out.println(responsePdu.getVariableBindings().getClass());
          // System.out.println("SNMP get response: " + responsePdu.getVariableBindings());
        } else {
          System.out.println("Error: Request Failed");
          System.out.println("Error Status: " + errorStatus);
          System.out.println("Error Index: " + errorIndex);
          System.out.println("Error Status Text: " + errorStatusText);
        }
      } else {
        System.out.println("Error: PDU response is null");
      }
    } else {
      System.out.println("Error: Agent Timeout");
    }
    snmp.close();
  }
 /**
  * Method which takes a single OID and returns the response from the agent as a String.
  *
  * @param oid
  * @return
  * @throws IOException
  */
 public String getAsString(OID... oid) throws IOException {
   //        ResponseEvent event = get(new OID[]{oid});
   //        return event.getResponse().get(0).getVariable().toString();
   ResponseEvent event = get(oid);
   PDU response = event.getResponse();
   int size = oid.length;
   //        VariableBinding variableBinding=response.get(0);
   //        Variable variable=variableBinding.getVariable();
   //        String varStirng=variable.toString();
   //        return varStirng;
   StringBuilder builder = new StringBuilder();
   for (int i = 0; i < size; i++) {
     VariableBinding variableBinding = response.get(i);
     Variable variable = variableBinding.getVariable();
     String varStirng = variable.toString();
     String oi = variableBinding.getOid().toString();
     builder.append("oid: ").append(oi).append(" var: ").append(varStirng).append("\n");
   }
   return builder.toString();
 }
Exemple #18
0
  void snmpSetValue(String oid, int syntax, String value) throws SnmpException {
    VariableBinding varbind = getVarBindForSetRequest(oid, syntax, value);

    PDU request = new PDU();
    request.setType(PDU.SET);
    request.add(varbind);
    PDU response = null;

    long startTime = System.currentTimeMillis();

    try {
      Snmp snmp = new Snmp(new DefaultUdpTransportMapping());
      snmp.listen();
      ResponseEvent responseEvent = snmp.send(request, getTarget(getWriteCommunity()));
      response = responseEvent.getResponse();
      // System.out.println(response);
    } catch (Exception e) {
      e.printStackTrace();
      throw new SnmpException(e.getMessage());
    }
  }
Exemple #19
0
  /**
   * The method get can be specified with an Array of requested OIDs. A Vector with elements of the
   * subclass VariableBinding will be returned. OID requested from the method GET can only return a
   * value. Therefore the OIDd must be a scalar and not a branch.
   *
   * @param oids - the requested OIDs
   * @return - a Vector with VariableBindings
   * @throws SNMPTimeOutException - will be thrown if a timeout with request happens
   * @throws PDURequestFailedException - will be thrown if an error occurs within the request
   * @see org.snmp4j.smi.VariableBinding
   */
  public Vector<? extends VariableBinding> get(OID[] oids)
      throws SNMPTimeOutException, PDURequestFailedException {
    ResponseEvent responseEvent = null;
    Vector<? extends VariableBinding> vbs = null;
    try {
      // send the PDU
      responseEvent = snmp.send(createPDU(PDU.GET, oids), authentication.getTarget());
      Logger.getLogger(SnmpManager.class.getName()).log(Level.INFO, responseEvent.toString());
    } catch (IOException e) {
      System.err.println(e.getMessage());
    }
    // extract the response PDU (could be null if timed out)
    if (responseEvent != null) {
      PDU responsePDU = responseEvent.getResponse();
      if (checkResponsePDU(responsePDU)) vbs = responsePDU.getVariableBindings();
    } else {
      throw new SNMPTimeOutException();
    }

    return vbs;
  }
Exemple #20
0
 private boolean processWalk(PDU response, PDU request, OID rootOID) throws SnmpException {
   if ((response == null)
       || (response.getErrorStatus() != 0)
       || (response.getType() == PDU.REPORT)) {
     return true;
   }
   boolean finished = false;
   OID lastOID = request.get(0).getOid();
   for (int i = 0; (!finished) && (i < response.size()); i++) {
     VariableBinding vb = response.get(i);
     if ((vb.getOid() == null)
         || (vb.getOid().size() < rootOID.size())
         || (rootOID.leftMostCompare(rootOID.size(), vb.getOid()) != 0)) {
       finished = true;
     } else if (Null.isExceptionSyntax(vb.getVariable().getSyntax())) {
       outputResponse(vb);
       finished = true;
     } else if (vb.getOid().compareTo(lastOID) <= 0) {
       throw new SnmpException(
           "Variable received is not lexicographic successor of requested one:"
               + vb.toString()
               + " <= "
               + lastOID);
     } else {
       outputResponse(vb);
       lastOID = vb.getOid();
     }
   }
   if (response.size() == 0) {
     finished = true;
   }
   if (!finished) {
     VariableBinding next = response.get(response.size() - 1);
     next.setVariable(new Null());
     request.set(0, next);
     request.setRequestID(new Integer32(0));
   }
   return finished;
 }
Exemple #21
0
 public void browse(URI url, SnmpUriCallback callback, Object userObject)
     throws UnknownHostException {
   Request request = createSnmpRequest(url);
   PDU pdu = request.getPdu();
   switch (request.getType()) {
     case GET:
       pdu.setType(PDU.GET);
       pdu.addAll(VariableBinding.createFromOIDs(request.getOIDs()));
       sendSnmpRequest(request, pdu, url, callback, userObject);
       break;
     case NEXT:
       pdu.setType(PDU.GETNEXT);
       pdu.addAll(VariableBinding.createFromOIDs(request.getOIDs()));
       sendSnmpRequest(request, pdu, url, callback, userObject);
       break;
     case SUBTREE:
       TreeUtils treeUtils = new TreeUtils(snmp, pduFactory);
       TreeListener treeListener = new AsyncTreeListener(url, callback);
       treeUtils.walk(request.getTarget(), request.getOIDs(), userObject, treeListener);
       break;
   }
 }
  /**
   * This method returns a Target, which contains information about where the data should be fetched
   * and how.
   *
   * @return
   * @throws IOException
   */
  private Target getTarget() throws IOException {
    Address targetAddress = GenericAddress.parse(address);
    //		System.out.println(targetAddress.isValid());
    //		CommunityTarget target = new CommunityTarget();
    //		target.setCommunity(new OctetString("public"));
    //		target.setAddress(targetAddress);
    //		System.out.println(target.getAddress());
    //		target.setRetries(2);
    //		target.setTimeout(5500);
    //		target.setVersion(SnmpConstants.version2c);
    //		System.out.println(target.toString());
    //		return target;

    CommunityTarget target = new CommunityTarget();
    target.setCommunity(new OctetString(COMMUNITYKEY));
    target.setAddress(targetAddress);
    target.setRetries(2);
    target.setTimeout(100);
    target.setVersion(SnmpConstants.version1);
    // creating PDU
    PDU pdu = new PDU();
    pdu.add(new VariableBinding(new OID(new int[] {1, 3, 6, 1, 2, 1, 1, 1})));
    pdu.add(new VariableBinding(new OID(new int[] {1, 3, 6, 1, 2, 1, 1, 2})));
    pdu.setType(PDU.GETNEXT);
    // sending request
    ResponseListener listener =
        new ResponseListener() {
          public void onResponse(ResponseEvent event) {
            // Always cancel async request when response has been received
            // otherwise a memory leak is created! Not canceling a request
            // immediately can be useful when sending a request to a broadcast
            // address.
            ((Snmp) event.getSource()).cancel(event.getRequest(), this);
            // System.out.println("Received response PDU is: "+event.getResponse());
          }
        };
    snmp.send(pdu, target, null, listener);
    return target;
  }
  /**
   * @param args
   * @throws IOException
   */
  public static void main(String[] args) throws IOException {

    TransportMapping transport = new DefaultUdpTransportMapping();
    Snmp snmp = new Snmp(transport);

    MessageDispatcherImpl dispatcher = new MessageDispatcherImpl();

    transport.listen();
    Address targetAddress = new UdpAddress("202.144.0.178/161");
    // setting up target
    CommunityTarget target = new CommunityTarget();
    target.setCommunity(new OctetString("public"));
    target.setAddress(targetAddress);
    target.setRetries(2);
    target.setTimeout(1500);
    target.setVersion(SnmpConstants.version1);
    // creating PDU
    PDU pdu = new PDU();
    pdu.add(new VariableBinding(new OID(new int[] {1, 3, 6, 1, 2, 1, 1, 1})));
    pdu.add(new VariableBinding(new OID(new int[] {1, 3, 6, 1, 2, 1, 1, 2})));
    pdu.setType(PDU.GETNEXT);
    // sending request
    ResponseListener listener =
        new ResponseListener() {
          public void onResponse(ResponseEvent event) {
            // Always cancel async request when response has been received
            // otherwise a memory leak is created! Not canceling a request
            // immediately can be useful when sending a request to a
            // broadcast
            // address.
            ((Snmp) event.getSource()).cancel(event.getRequest(), this);
            System.out.println("Received response PDU is: " + event.getResponse());
          }
        };
    snmp.set(pdu, target, null, listener);

    //		snmp.sendPDU(pdu, target, null, listener);

  }
Exemple #24
0
  public static List<String> get(
      Snmp snmp, String address, String community, int version, int retry, String[] oids) {

    List<String> list = new ArrayList<String>();

    Address targetAddress = GenericAddress.parse(address);
    CommunityTarget target = new CommunityTarget();
    target.setCommunity(new OctetString(community));
    target.setAddress(targetAddress);
    target.setVersion(version);
    target.setTimeout(1000);
    target.setRetries(retry);

    PDU pdu = new PDU();
    pdu.setType(PDU.GET);
    for (String oid : oids) {
      pdu.add(new VariableBinding(new OID(oid)));
    }

    try {
      ResponseEvent response = snmp.send(pdu, target);
      PDU resposePdu = response.getResponse();
      if (resposePdu != null) {
        Vector<?> v = resposePdu.getVariableBindings();
        for (Object o : v) {
          if (o instanceof VariableBinding) {
            VariableBinding vb = (VariableBinding) o;
            String r = vb.getVariable().toString();
            list.add(r);
          }
        }
      }
    } catch (IOException e) {
      e.printStackTrace();
    }

    return list;
  }
  public void testMakeGet() throws Exception {
    assertTrue(true);

    File queriesFile = new File("queries.txt");
    queriesFile.delete();

    PDU response = new PDU();
    OID oid = new OID(".1.3.6.1.2.1.1.1.0");
    Variable systemDescription = new OctetString("System");
    VariableBinding binding = new VariableBinding(oid, systemDescription);

    Vector<VariableBinding> variableBindings = new Vector<VariableBinding>();
    variableBindings.add(binding);
    response.setVariableBindings(variableBindings);

    server.readAndSaveGetResult(response, "AGENT_ID");

    assertTrue(queriesFile.exists());

    String fileContent = SnmpNmsTest.readFileAsString("queries.txt");
    assertTrue(fileContent.indexOf("AGENT_ID") > -1);
    assertTrue(fileContent.indexOf("System") > -1);
  }
 public void snmpSet(String strAddress, String community, String strOID, int Value) {
   strAddress = strAddress + "/" + 161; // Direccion + Puerto SNMP
   Address targetAddress = GenericAddress.parse(strAddress); // direccion con puerto
   Snmp snmp;
   try {
     TransportMapping transport = new DefaultUdpTransportMapping();
     snmp = new Snmp(transport);
     transport.listen();
     /*
      * Este metodo regresa un Target, que contiene informacion acerca de los
      * datos y como deben ser mostrados y sus rangos.
      */
     CommunityTarget target =
         new CommunityTarget(); // representa las propiedades del target SNMP basado en proceso de
     // modelos
     target.setCommunity(new OctetString(community));
     target.setAddress(targetAddress);
     target.setRetries(2);
     target.setTimeout(5000);
     target.setVersion(SnmpConstants.version1);
     PDU pdu = new PDU();
     pdu.add(new VariableBinding(new OID(strOID), new Integer32(Value)));
     pdu.setType(PDU.SET);
     ResponseListener listener =
         new ResponseListener() {
           @Override // public method declared in Object
           public void onResponse(ResponseEvent event) {
             ((Snmp) event.getSource()).cancel(event.getRequest(), this);
             System.out.println("Set Status is:" + event.getResponse().getErrorStatusText());
             // Impresion del status de la respuesta
           }
         };
     snmp.send(pdu, target, null, listener); // envio de parametros
     snmp.close(); // cierra socket snmp
   } catch (Exception e) {
   }
 }
  /**
   * Read a variable saved into @DriverConfiguration object
   *
   * @param propertyConfiguration driver configuration object
   * @throws GenericException if configuration fatal error
   */
  @Override
  public void readValue(DriverConfiguration propertyConfiguration) throws GenericException {
    try {
      ResponseEvent response = snmpGet(String.valueOf(propertyConfiguration.getValue()));
      if (response != null) {
        if (log.isDebugEnabled()) {
          log.debug("Got Snmp Get Response from Agent");
        }
        PDU responsePDU = response.getResponse();

        if (responsePDU != null) {
          int errorStatus = responsePDU.getErrorStatus();

          if (errorStatus == PDU.noError) {
            Vector<? extends VariableBinding> variableBindings = responsePDU.getVariableBindings();
            if (log.isDebugEnabled()) {
              log.debug(String.format("Snmp Get Response = %s", variableBindings));
            }
            VariableBinding variableBinding = variableBindings.get(0);
            Variable variable = variableBinding.getVariable();
            Object value = convert(variable, getValueType(variable));
            setValue(propertyConfiguration, value);
          } else {
            notifyResponse(response, propertyConfiguration.getName());
          }
        } else {
          if (log.isDebugEnabled()) {
            log.debug("Error: Response PDU is null");
          }
        }
      } else {
        notifyResponse(response, propertyConfiguration.getName());
      }
    } catch (Exception e) {
      throw new GenericException(e);
    }
  }
Exemple #28
0
 private static Vector<VariableBinding> getTableRow(
     Snmp snmp, CommunityTarget target, String[] colOids, String firstOid) {
   PDU pdu = new PDU();
   pdu.setType(PDU.GETNEXT);
   for (String oid : colOids) {
     pdu.add(new VariableBinding(new OID(oid)));
   }
   Vector<VariableBinding> v = null;
   try {
     ResponseEvent response = snmp.send(pdu, target);
     PDU resposePdu = response.getResponse();
     if (resposePdu != null) {
       v = resposePdu.getVariableBindings();
       if (v != null && v.size() > 0) {
         VariableBinding vb = v.get(0);
         String oid = vb.getOid().toString();
         if (!oid.startsWith(firstOid)) return null;
       }
     }
   } catch (IOException e) {
     e.printStackTrace();
   }
   return v;
 }
Exemple #29
0
  public static List<String[]> getTable(
      Snmp snmp, String address, String community, int version, int retry, String[] colOids) {
    List<String[]> list = new ArrayList<String[]>();

    Address targetAddress = GenericAddress.parse(address);
    CommunityTarget target = new CommunityTarget();
    target.setCommunity(new OctetString(community));
    target.setAddress(targetAddress);
    target.setVersion(version);
    target.setTimeout(1000);
    target.setRetries(retry);

    PDU pdu = new PDU();
    pdu.setType(PDU.GETNEXT);
    for (String oid : colOids) {
      pdu.add(new VariableBinding(new OID(oid)));
    }
    int i = 0;
    String firstOid = colOids[0];
    Vector<VariableBinding> row = null;
    do {
      row = getTableRow(snmp, target, colOids, firstOid);
      if (row != null && colOids.length == row.size()) {
        String[] ss = new String[colOids.length];
        for (int n = 0; n < colOids.length; n++) {
          VariableBinding vb = row.get(n);
          String r = vb.getVariable().toString();
          colOids[n] = vb.getOid().toString();
          ss[n] = r;
        }
        list.add(ss);
      }
    } while (i++ < 200 && row != null);

    return list;
  }
  /**
   * @param ip
   * @param community
   */
  public static void snmpGetList(String ip, String community, List<String> oidList) {
    CommunityTarget target = SnmpUtil.createDefault(ip, community);

    Snmp snmp = null;
    try {
      PDU pdu = new PDU();

      for (String oid : oidList) {
        pdu.add(new VariableBinding(new OID(oid)));
      }

      DefaultUdpTransportMapping transport = new DefaultUdpTransportMapping();
      transport.listen();
      snmp = new Snmp(transport);

      System.out.println("------->发送消息<-------");
      pdu.setType(PDU.GET);
      ResponseEvent respEvent = snmp.send(pdu, target);
      System.out.println("PeerAddress:" + respEvent.getPeerAddress());
      PDU response = respEvent.getResponse();

      if (response == null) {
        System.out.println("response is null, request time out");
      } else {
        System.out.println("response pdu size is " + response.size());
        for (int i = 0; i < response.size(); i++) {
          VariableBinding vb = response.get(i);
          System.out.println(vb.getOid() + " = " + vb.getVariable());
        }
      }
      System.out.println("SNMP GET List OID value finished !");
    } catch (Exception e) {
      e.printStackTrace();
      System.out.println("SNMP GetList Exception:" + e);
    } finally {
      if (snmp != null) {
        try {
          snmp.close();
        } catch (IOException ex1) {
          snmp = null;
        }
      }
    }
  }