/**
* Copyright (C) 2014 Stratio (http://stratio.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.stratio.ingestion.source.snmptraps;
import java.io.IOException;
import org.snmp4j.CommunityTarget;
import org.snmp4j.PDU;
import org.snmp4j.PDUv1;
import org.snmp4j.ScopedPDU;
import org.snmp4j.Snmp;
import org.snmp4j.TransportMapping;
import org.snmp4j.UserTarget;
import org.snmp4j.mp.MPv3;
import org.snmp4j.mp.SnmpConstants;
import org.snmp4j.security.AuthMD5;
import org.snmp4j.security.PrivDES;
import org.snmp4j.security.SecurityLevel;
import org.snmp4j.security.SecurityModels;
import org.snmp4j.security.SecurityProtocols;
import org.snmp4j.security.USM;
import org.snmp4j.security.UsmUser;
import org.snmp4j.smi.Address;
import org.snmp4j.smi.GenericAddress;
import org.snmp4j.smi.OID;
import org.snmp4j.smi.OctetString;
import org.snmp4j.smi.TimeTicks;
import org.snmp4j.smi.UdpAddress;
import org.snmp4j.smi.Variable;
import org.snmp4j.smi.VariableBinding;
import org.snmp4j.transport.DefaultUdpTransportMapping;
public class SNMPUtils {
public static void sendTrapV1(String port) throws IOException {
TransportMapping<?> transport = new DefaultUdpTransportMapping();
transport.listen();
CommunityTarget comtarget = new CommunityTarget();
comtarget.setCommunity(new OctetString(new OctetString("public")));
comtarget.setVersion(SnmpConstants.version1);
comtarget.setAddress(new UdpAddress("127.0.0.1/" + port));
comtarget.setRetries(2);
comtarget.setTimeout(5000);
PDU trap = new PDUv1();
trap.setType(PDU.V1TRAP);
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)));
trap.add(new VariableBinding(SnmpConstants.sysDescr, new OctetString("System Description")));
// Add Payload
Variable var = new OctetString("some string");
trap.add(new VariableBinding(oid, var));
// Send
Snmp snmp = new Snmp(transport);
snmp.send(trap, comtarget);
transport.close();
snmp.close();
}
public static void sendTrapV2(String port) throws IOException {
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)));
trap.add(new VariableBinding(SnmpConstants.sysDescr, new OctetString("System Description")));
// Add Payload
Variable var = new OctetString("some string");
trap.add(new VariableBinding(oid, var));
// Specify receiver
Address targetaddress = new UdpAddress("127.0.0.1/" + port);
CommunityTarget target = new CommunityTarget();
target.setCommunity(new OctetString("public"));
target.setVersion(SnmpConstants.version2c);
target.setAddress(targetaddress);
// Send
Snmp snmp = new Snmp(new DefaultUdpTransportMapping());
snmp.send(trap, target, null, null);
snmp.close();
}
public static void sendTrapV3(String port) {
try {
Address targetAddress = GenericAddress.parse("udp:127.0.0.1/" + port);
TransportMapping<?> transport = new DefaultUdpTransportMapping();
Snmp snmp = new Snmp(transport);
USM usm = new USM(SecurityProtocols.getInstance(), new OctetString(
MPv3.createLocalEngineID()), 0);
SecurityModels.getInstance().addSecurityModel(usm);
transport.listen();
snmp.getUSM().addUser(new OctetString("MD5DES"),
new UsmUser(new OctetString("MD5DES"), null, null, null, null));
// Create Target
UserTarget target = new UserTarget();
target.setAddress(targetAddress);
target.setRetries(1);
target.setTimeout(11500);
target.setVersion(SnmpConstants.version3);
target.setSecurityLevel(SecurityLevel.NOAUTH_NOPRIV);
target.setSecurityName(new OctetString("MD5DES"));
// Create PDU for V3
ScopedPDU pdu = new ScopedPDU();
pdu.setType(ScopedPDU.NOTIFICATION);
pdu.add(new VariableBinding(SnmpConstants.sysUpTime));
pdu.add(new VariableBinding(SnmpConstants.snmpTrapOID, SnmpConstants.linkDown));
pdu.add(new VariableBinding(new OID("1.2.3.4.5"), new OctetString("Major")));
// Send the PDU
snmp.send(pdu, target);
transport.close();
snmp.close();
} catch (Exception e) {
System.err.println("Error in Sending Trap to (IP:Port)=> " + "127.0.0.1" + ":" + port);
System.err.println("Exception Message = " + e.getMessage());
}
}
public static void sendTrapV3Auth(String port) throws IOException {
try {
Address targetAddress = GenericAddress.parse("udp:127.0.0.1/" + port);
TransportMapping<?> transport = new DefaultUdpTransportMapping();
Snmp snmp = new Snmp(transport);
USM usm = new USM(SecurityProtocols.getInstance(), new OctetString(
MPv3.createLocalEngineID()), 0);
SecurityModels.getInstance().addSecurityModel(usm);
transport.listen();
snmp.getUSM().addUser(
new OctetString("user"),
new UsmUser(new OctetString("user"), AuthMD5.ID, new OctetString("12345678"),
null, null));
// Create Target
UserTarget target = new UserTarget();
target.setAddress(targetAddress);
target.setRetries(1);
target.setTimeout(11500);
target.setVersion(SnmpConstants.version3);
target.setSecurityLevel(SecurityLevel.AUTH_NOPRIV);
target.setSecurityName(new OctetString("user"));
// Create PDU for V3
ScopedPDU pdu = new ScopedPDU();
pdu.setType(ScopedPDU.NOTIFICATION);
pdu.add(new VariableBinding(SnmpConstants.sysUpTime));
pdu.add(new VariableBinding(SnmpConstants.snmpTrapOID, SnmpConstants.linkDown));
pdu.add(new VariableBinding(new OID("1.2.3.4.5"), new OctetString("Major")));
// Send the PDU
snmp.send(pdu, target);
transport.close();
snmp.close();
} catch (Exception e) {
System.err.println("Error in Sending Trap to (IP:Port)=> " + "127.0.0.1" + ":" + port);
System.err.println("Exception Message = " + e.getMessage());
}
}
public static void sendTrapV3AuthPriv(String port) throws IOException {
try {
Address targetAddress = GenericAddress.parse("udp:127.0.0.1/" + port);
TransportMapping<?> transport = new DefaultUdpTransportMapping();
Snmp snmp = new Snmp(transport);
USM usm = new USM(SecurityProtocols.getInstance(), new OctetString(
MPv3.createLocalEngineID()), 0);
SecurityModels.getInstance().addSecurityModel(usm);
transport.listen();
snmp.getUSM().addUser(
new OctetString("user"),
new UsmUser(new OctetString("user"), AuthMD5.ID, new OctetString("12345678"),
PrivDES.ID, new OctetString("passphrase")));
// Create Target
UserTarget target = new UserTarget();
target.setAddress(targetAddress);
target.setRetries(1);
target.setTimeout(11500);
target.setVersion(SnmpConstants.version3);
target.setSecurityLevel(SecurityLevel.AUTH_NOPRIV);
target.setSecurityName(new OctetString("user"));
// Create PDU for V3
ScopedPDU pdu = new ScopedPDU();
pdu.setType(ScopedPDU.NOTIFICATION);
pdu.add(new VariableBinding(SnmpConstants.sysUpTime));
pdu.add(new VariableBinding(SnmpConstants.snmpTrapOID, SnmpConstants.linkDown));
pdu.add(new VariableBinding(new OID("1.2.3.4.5"), new OctetString("Major")));
// Send the PDU
snmp.send(pdu, target);
transport.close();
snmp.close();
} catch (Exception e) {
System.err.println("Error in Sending Trap to (IP:Port)=> " + "127.0.0.1" + ":" + port);
System.err.println("Exception Message = " + e.getMessage());
}
}
}
