JarCasting
SNMP4J Wrapper
Introduction
A small and convenient wrapper around SNMP4J. Require Java 8 or higher.
Maven
<dependency>
<groupId>com.softos.net</groupId>
<artifactId>snmp4j-wrapper</artifactId>
<version>1.0.1</version>
</dependency>
Example
package com.softos.net.snmp;
import org.snmp4j.Snmp;
import org.snmp4j.Target;
import org.snmp4j.smi.OID;
import java.io.IOException;
import java.text.ParseException;
import static com.softos.net.snmp.SnmpTargetBuilder.Version.V2c;
public class Example {
public static void main(String[] args) throws IOException, ParseException {
Target target = SnmpTargetBuilder.builder()
.withHost("192.168.8.1")
.withCommunity("public")
.withVersion(V2c)
.build();
final Snmp snmp = SnmpBuilder.getDefaultSnmp();
final Snmp4jWrapper wrapper = new Snmp4jWrapper(target, snmp);
final OID[] ifIndexedColumns = {
new OID("1.3.6.1.2.1.2.2.1.1"),
new OID("1.3.6.1.2.1.2.2.1.2"),
new OID("1.3.6.1.2.1.31.1.1.1.1"),
new OID("1.3.6.1.2.1.31.1.1.1.18"),
new OID("1.3.6.1.2.1.2.2.1.5")};
final OID[] ipaddressIndexedColumns = {
new OID("1.3.6.1.2.1.4.20.1.1"),
new OID("1.3.6.1.2.1.4.20.1.2"),
new OID("1.3.6.1.2.1.4.20.1.3"),
new OID("1.3.6.1.2.1.4.20.1.4"),
new OID("1.3.6.1.2.1.4.20.1.5")
};
System.out.println("ifIndexedColumns - no lower bound index, stop at index 2 (inclusive)");
wrapper.getTable(ifIndexedColumns, null, new OID("2"))
.forEach((oid, variableBindings) -> System.out.println(oid + ": " + variableBindings));
System.out.println();
System.out.println("ifIndexedColumns - start at index 1 (exclusive), stop at index 3 (inclusive)");
wrapper.getTable(ifIndexedColumns, new OID("1"), new OID("3"))
.forEach((oid, variableBindings) -> System.out.println(oid + ": " + variableBindings));
System.out.println();
System.out.println("ipaddressIndexedColumns - start at index 192.168.1.0 (exclusive), no upper bound");
wrapper.getTable(ipaddressIndexedColumns, new OID("192.168.1.0"), null)
.forEach((oid, variableBindings) -> System.out.println(oid + ": " + variableBindings));
System.out.println();
System.out.println("ipaddressIndexedColumns - No bounds");
wrapper.getTable(ipaddressIndexedColumns)
.forEach((oid, variableBindings) -> System.out.println(oid + ": " + variableBindings));
System.out.println();
System.out.println("sysUpTime:");
wrapper.getNext(new OID("1.3.6.1.2.1.1.3"))
.forEach(System.out::println);
System.out.println();
}
}
Example output
ifIndexedColumns - no lower bound index, stop at index 2 (inclusive)
1: [1.3.6.1.2.1.2.2.1.1.1 = 1, 1.3.6.1.2.1.2.2.1.2.1 = GigabitEthernet8, 1.3.6.1.2.1.31.1.1.1.1.1 = Gi8, 1.3.6.1.2.1.31.1.1.1.18.1 = WAN, 1.3.6.1.2.1.2.2.1.5.1 = 1000000000]
2: [1.3.6.1.2.1.2.2.1.1.2 = 2, 1.3.6.1.2.1.2.2.1.2.2 = GigabitEthernet9, 1.3.6.1.2.1.31.1.1.1.1.2 = Gi9, 1.3.6.1.2.1.31.1.1.1.18.2 = , 1.3.6.1.2.1.2.2.1.5.2 = 1000000000]
ifIndexedColumns - start at index 1 (exclusive), stop at index 3 (inclusive)
2: [1.3.6.1.2.1.2.2.1.1.2 = 2, 1.3.6.1.2.1.2.2.1.2.2 = GigabitEthernet9, 1.3.6.1.2.1.31.1.1.1.1.2 = Gi9, 1.3.6.1.2.1.31.1.1.1.18.2 = , 1.3.6.1.2.1.2.2.1.5.2 = 1000000000]
3: [1.3.6.1.2.1.2.2.1.1.3 = 3, 1.3.6.1.2.1.2.2.1.2.3 = GigabitEthernet0, 1.3.6.1.2.1.31.1.1.1.1.3 = Gi0, 1.3.6.1.2.1.31.1.1.1.18.3 = VPN-Server, 1.3.6.1.2.1.2.2.1.5.3 = 100000000]
ipaddressIndexedColumns - start at index 192.168.1.0 (exclusive), no upper bound
192.168.9.9: [1.3.6.1.2.1.4.20.1.1.192.168.9.9 = 192.168.9.9, 1.3.6.1.2.1.4.20.1.2.192.168.9.9 = 20, 1.3.6.1.2.1.4.20.1.3.192.168.9.9 = 255.255.255.252, 1.3.6.1.2.1.4.20.1.4.192.168.9.9 = 1, 1.3.6.1.2.1.4.20.1.5.192.168.9.9 = 18024]
192.168.40.1: [1.3.6.1.2.1.4.20.1.1.192.168.40.1 = 192.168.40.1, 1.3.6.1.2.1.4.20.1.2.192.168.40.1 = 21, 1.3.6.1.2.1.4.20.1.3.192.168.40.1 = 255.255.255.0, 1.3.6.1.2.1.4.20.1.4.192.168.40.1 = 1, 1.3.6.1.2.1.4.20.1.5.192.168.40.1 = 18024]
192.168.8.1: [1.3.6.1.2.1.4.20.1.1.192.168.8.1 = 192.168.8.1, 1.3.6.1.2.1.4.20.1.2.192.168.8.1 = 13, 1.3.6.1.2.1.4.20.1.3.192.168.8.1 = 255.255.255.0, 1.3.6.1.2.1.4.20.1.4.192.168.8.1 = 1, 1.3.6.1.2.1.4.20.1.5.192.168.8.1 = 18024]
ipaddressIndexedColumns - No bounds
192.168.9.9: [1.3.6.1.2.1.4.20.1.1.192.168.9.9 = 192.168.9.9, 1.3.6.1.2.1.4.20.1.2.192.168.9.9 = 20, 1.3.6.1.2.1.4.20.1.3.192.168.9.9 = 255.255.255.252, 1.3.6.1.2.1.4.20.1.4.192.168.9.9 = 1, 1.3.6.1.2.1.4.20.1.5.192.168.9.9 = 18024]
192.168.40.1: [1.3.6.1.2.1.4.20.1.1.192.168.40.1 = 192.168.40.1, 1.3.6.1.2.1.4.20.1.2.192.168.40.1 = 21, 1.3.6.1.2.1.4.20.1.3.192.168.40.1 = 255.255.255.0, 1.3.6.1.2.1.4.20.1.4.192.168.40.1 = 1, 1.3.6.1.2.1.4.20.1.5.192.168.40.1 = 18024]
92.x.y.z: [1.3.6.1.2.1.4.20.1.1.92.x.y.z = 92.x.y.z, 1.3.6.1.2.1.4.20.1.2.92.x.y.z = 16, 1.3.6.1.2.1.4.20.1.3.92.x.y.z = 255.255.248.0, 1.3.6.1.2.1.4.20.1.4.92.x.y.z = 1, 1.3.6.1.2.1.4.20.1.5.92.x.y.z = 18024]
192.168.8.1: [1.3.6.1.2.1.4.20.1.1.192.168.8.1 = 192.168.8.1, 1.3.6.1.2.1.4.20.1.2.192.168.8.1 = 13, 1.3.6.1.2.1.4.20.1.3.192.168.8.1 = 255.255.255.0, 1.3.6.1.2.1.4.20.1.4.192.168.8.1 = 1, 1.3.6.1.2.1.4.20.1.5.192.168.8.1 = 18024]
sysUpTime:
1.3.6.1.2.1.1.3.0 = 17 days, 4:17:40.52
License
Licensed under Apache License Version 2.0, see LICENSE. See THIRD-PARTY-LICENSE.txt for dependency licenses.