org.snmp4j.Target Java Examples

The following examples show how to use org.snmp4j.Target. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: SNMPClient.java    From mysql_perf_analyzer with Apache License 2.0 6 votes vote down vote up 
/**
* This method returns a Target, which contains information about
* where the data should be fetched and how.
* @return
*/
private Target getTarget() {
	if("3".equals(this.version))return getTargetV3();
	Address targetAddress = GenericAddress.parse(address);
	CommunityTarget target = new CommunityTarget();
	//logger.info("snmp version "+this.version+", community: "+this.community);
	if(this.community == null || this.community.isEmpty())
		target.setCommunity(new OctetString("public"));
	else 
		target.setCommunity(new OctetString(this.community));
	target.setAddress(targetAddress);
	target.setRetries(2);
	target.setTimeout(5000);
	target.setVersion(this.getVersionInt());
	return target;
}
Example #2
Source File: SNMPClient.java    From mysql_perf_analyzer with Apache License 2.0 6 votes vote down vote up 
private Target getTargetV3() {
	//logger.info("Use SNMP v3, "+this.privacyprotocol +"="+this.password+", "+this.privacyprotocol+"="+this.privacypassphrase);
	OID authOID = AuthMD5.ID;
	if("SHA".equals(this.authprotocol))
		authOID = AuthSHA.ID;
	OID privOID = PrivDES.ID;
	if(this.privacyprotocol == null || this.privacyprotocol.isEmpty())
		privOID = null;
	UsmUser user = new UsmUser(new OctetString(this.username),  
			authOID, new OctetString(this.password),  //auth
			privOID, this.privacypassphrase!=null?new OctetString(this.privacypassphrase):null); //enc
	snmp.getUSM().addUser(new OctetString(this.username), user);  
	Address targetAddress = GenericAddress.parse(address);
	UserTarget target = new UserTarget();
	target.setAddress(targetAddress);
	target.setRetries(2);
	target.setTimeout(1500);
	target.setVersion(this.getVersionInt());
	if(privOID != null)
		target.setSecurityLevel(SecurityLevel.AUTH_PRIV);  
	else
		target.setSecurityLevel(SecurityLevel.AUTH_NOPRIV); 
	target.setSecurityName(new OctetString(this.username));
	return target;
}
Example #3
Source File: SNMPHelper.java    From SuitAgent with Apache License 2.0 5 votes vote down vote up 
/**
 * 获取指定OID的 get
 *
 * @param snmp
 * @param target
 * @param oid
 * @return
 * @throws IOException
 */
public static PDU snmpGet(Snmp snmp, Target target, String oid) throws IOException {
    ScopedPDU pdu = new ScopedPDU();
    pdu.setType(PDU.GET);
    pdu.add(new VariableBinding(new OID(oid)));

    ResponseEvent responseEvent = snmp.send(pdu, target);
    PDU response = responseEvent.getResponse();
    if(response == null){
        log.warn("response null - error:{} peerAddress:{} source:{} request:{}",
                responseEvent.getError(),
                responseEvent.getPeerAddress(),
                responseEvent.getSource(),
                responseEvent.getRequest());
    }
    return response;
}
Example #4
Source File: SNMPHelper.java    From OpenFalcon-SuitAgent with Apache License 2.0 5 votes vote down vote up 
/**
 * 获取指定OID的 get
 *
 * @param snmp
 * @param target
 * @param oid
 * @return
 * @throws IOException
 */
public static PDU snmpGet(Snmp snmp, Target target, String oid) throws IOException {
    ScopedPDU pdu = new ScopedPDU();
    pdu.setType(PDU.GET);
    pdu.add(new VariableBinding(new OID(oid)));

    ResponseEvent responseEvent = snmp.send(pdu, target);
    PDU response = responseEvent.getResponse();
    if(response == null){
        log.warn("response null - error:{} peerAddress:{} source:{} request:{}",
                responseEvent.getError(),
                responseEvent.getPeerAddress(),
                responseEvent.getSource(),
                responseEvent.getRequest());
    }
    return response;
}
Example #5
Source File: SNMPHelper.java    From SuitAgent with Apache License 2.0 4 votes vote down vote up 
/**
 * walk方式获取指定的oid value
 *
 * @param snmp
 * @param target
 * @param oid
 * @return
 * @throws IOException
 */
public static List<PDU> snmpWalk(Snmp snmp, Target target, String oid) throws IOException {
    List<PDU> pduList = new ArrayList<>();

    ScopedPDU pdu = new ScopedPDU();
    OID targetOID = new OID(oid);
    pdu.add(new VariableBinding(targetOID));

    boolean finished = false;
    while (!finished) {
        VariableBinding vb = null;
        ResponseEvent respEvent = snmp.getNext(pdu, target);

        PDU response = respEvent.getResponse();

        if (null == response) {
            break;
        } else {
            vb = response.get(0);
        }
        // check finish
        finished = checkWalkFinished(targetOID, pdu, vb);
        if (!finished) {
            pduList.add(response);

            // Set up the variable binding for the next entry.
            pdu.setRequestID(new Integer32(0));
            pdu.set(0, vb);
        }
    }

    return pduList;
}
Example #6
Source File: ProcessMessage.java    From mts with GNU General Public License v3.0 4 votes vote down vote up 
public void onResponse(ResponseEvent re) {
       // 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.
       try {
            Object source = re.getSource();

           // test to ignore REPORTS from DISCOVERY messages in SNMPv3
           if (!(source instanceof Snmp)) return;

           ((Snmp) source).cancel(re.getRequest(), this);

           //create the SnmpMsg received
           MsgSnmp msg = new MsgSnmp(listenpoint.getStack());
           msg.setPdu(re.getResponse());
           
           //TODO: how to know the version here to set communityTarget or UserTarget
           Target target = new CommunityTarget();
//           ((CommunityTarget)target).setCommunity(new OctetString(re.getStateReference().getSecurityName()));
           target.setAddress(re.getPeerAddress());
           msg.setTarget((AbstractTarget)target);
           UdpAddress add = (UdpAddress) re.getPeerAddress();
           msg.setRemotePort(add.getPort());
           msg.setRemoteHost(add.getInetAddress().getHostAddress());
           msg.setListenpoint(listenpoint);

           StackFactory.getStack(StackFactory.PROTOCOL_SNMP).receiveMessage(msg);
       } catch (Exception ex) {
       }
    }
Example #7
Source File: SNMPHelper.java    From OpenFalcon-SuitAgent with Apache License 2.0 4 votes vote down vote up 
/**
 * walk方式获取指定的oid value
 *
 * @param snmp
 * @param target
 * @param oid
 * @return
 * @throws IOException
 */
public static List<PDU> snmpWalk(Snmp snmp, Target target, String oid) throws IOException {
    List<PDU> pduList = new ArrayList<>();

    ScopedPDU pdu = new ScopedPDU();
    OID targetOID = new OID(oid);
    pdu.add(new VariableBinding(targetOID));

    boolean finished = false;
    while (!finished) {
        VariableBinding vb = null;
        ResponseEvent respEvent = snmp.getNext(pdu, target);

        PDU response = respEvent.getResponse();

        if (null == response) {
            break;
        } else {
            vb = response.get(0);
        }
        // check finish
        finished = checkWalkFinished(targetOID, pdu, vb);
        if (!finished) {
            pduList.add(response);

            // Set up the variable binding for the next entry.
            pdu.setRequestID(new Integer32(0));
            pdu.set(0, vb);
        }
    }

    return pduList;
}
Example #8
Source File: SNMPHelper.java    From SuitAgent with Apache License 2.0 2 votes vote down vote up 
/**
 * 获取指定OID的 getNext
 *
 * @param snmp
 * @param target
 * @param oid
 * @return
 * @throws IOException
 */
public static PDU snmpGetNext(Snmp snmp, Target target, String oid) throws IOException {
    ScopedPDU pdu = new ScopedPDU();
    pdu.setType(PDU.GETNEXT);
    pdu.add(new VariableBinding(new OID(oid)));

    ResponseEvent responseEvent = snmp.send(pdu, target);
    return responseEvent.getResponse();
}
Example #9
Source File: SNMPHelper.java    From OpenFalcon-SuitAgent with Apache License 2.0 2 votes vote down vote up 
/**
 * 获取指定OID的 getNext
 *
 * @param snmp
 * @param target
 * @param oid
 * @return
 * @throws IOException
 */
public static PDU snmpGetNext(Snmp snmp, Target target, String oid) throws IOException {
    ScopedPDU pdu = new ScopedPDU();
    pdu.setType(PDU.GETNEXT);
    pdu.add(new VariableBinding(new OID(oid)));

    ResponseEvent responseEvent = snmp.send(pdu, target);
    return responseEvent.getResponse();
}