/*_############################################################################
_##
_## SNMP4J-Agent - SnmpFrameworkMIB.java
_##
_## Copyright (C) 2005-2009 Frank Fock (SNMP4J.org)
_##
_## 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 org.snmp4j.agent.mo.snmp;
import org.snmp4j.agent.MOGroup;
import org.snmp4j.agent.MOServer;
import org.snmp4j.smi.OctetString;
import org.snmp4j.agent.DuplicateRegistrationException;
import org.snmp4j.agent.mo.MOScalar;
import org.snmp4j.agent.mo.MOAccessImpl;
import org.snmp4j.smi.OID;
import org.snmp4j.smi.Variable;
import org.snmp4j.smi.Integer32;
import java.util.Iterator;
import org.snmp4j.TransportMapping;
import java.util.Collection;
import org.snmp4j.security.USM;
public class SnmpFrameworkMIB implements MOGroup {
private USM usm;
private Collection transportMappings;
private MOScalar snmpEngineID;
private MOScalar snmpEngineBoots;
private MOScalar snmpEngineTime;
private MOScalar snmpEngineMaxMessageSize;
public SnmpFrameworkMIB(USM usm, Collection transportMappings) {
this.usm = usm;
this.transportMappings = transportMappings;
createMOs();
}
private void createMOs() {
snmpEngineID = new MOScalar(new OID("1.3.6.1.6.3.10.2.1.1.0"),
MOAccessImpl.ACCESS_READ_ONLY,
null) {
public Variable getValue() {
return new OctetString(getUSM().getLocalEngineID());
}
};
snmpEngineBoots = new MOScalar(new OID("1.3.6.1.6.3.10.2.1.2.0"),
MOAccessImpl.ACCESS_READ_ONLY,
null) {
public Variable getValue() {
return new Integer32(getUSM().getEngineBoots());
}
};
snmpEngineTime = new MOScalar(new OID("1.3.6.1.6.3.10.2.1.3.0"),
MOAccessImpl.ACCESS_READ_ONLY,
null) {
public Variable getValue() {
return new Integer32(getUSM().getEngineTime());
}
};
Integer32 maxMsgSize = new Integer32(getMaxMessageSize());
snmpEngineMaxMessageSize = new MOScalar(new OID("1.3.6.1.6.3.10.2.1.4.0"),
MOAccessImpl.ACCESS_READ_ONLY,
maxMsgSize);
}
private int getMaxMessageSize() {
int totalMaxMessageSize = 2147483647;
for (Iterator it = transportMappings.iterator();
it.hasNext();) {
int maxMsgSize = ((TransportMapping)it.next()).getMaxInboundMessageSize();
totalMaxMessageSize = Math.min(totalMaxMessageSize, maxMsgSize);
}
return totalMaxMessageSize;
}
public void registerMOs(MOServer server, OctetString context) throws
DuplicateRegistrationException {
if (usm != null) {
server.register(snmpEngineID, context);
server.register(snmpEngineBoots, context);
server.register(snmpEngineTime, context);
}
server.register(snmpEngineMaxMessageSize, context);
}
public void unregisterMOs(MOServer server, OctetString context) {
server.unregister(snmpEngineID, context);
server.unregister(snmpEngineBoots, context);
server.unregister(snmpEngineTime, context);
server.unregister(snmpEngineMaxMessageSize, context);
}
public MOScalar getSnmpEngineBoots() {
return snmpEngineBoots;
}
public MOScalar getSnmpEngineID() {
return snmpEngineID;
}
public MOScalar getSnmpEngineMaxMessageSize() {
return snmpEngineMaxMessageSize;
}
public MOScalar getSnmpEngineTime() {
return snmpEngineTime;
}
public USM getUSM() {
return usm;
}
}