/*
* Copyright (c) 1998-2010 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Nam Nguyen
*/
package com.caucho.server.snmp;
import java.util.HashMap;
import com.caucho.network.listen.AbstractProtocol;
import com.caucho.network.listen.ProtocolConnection;
import com.caucho.network.listen.SocketLink;
import com.caucho.server.snmp.types.OctetStringValue;
import com.caucho.server.snmp.types.SnmpValue;
/*
* SNMP v1 protocol.
*/
public class SnmpProtocol extends AbstractProtocol
{
//holds the mappings from SNMP oids to MBeans
private HashMap<String, Oid> _mibMap
= new HashMap<String, Oid>();
//specially reserved for Caucho by iana.org
private final int PRIVATE_ENTERPRISE_NUMBER = 30350;
private String _community;
public SnmpProtocol()
{
setProtocolName("snmp");
addOid("1.3.6.1.2.1.1.1",
"resin:type=Resin",
"Version",
SnmpValue.OCTET_STRING);
addOid("1.3.6.1.2.1.1.3",
"java.lang:type=Runtime",
"UpTime",
SnmpValue.TIME_TICKS);
addOid("1.3.6.1.2.1.1.5",
"resin:type=Host,name=default",
"URL",
SnmpValue.OCTET_STRING);
String penPrefix = "1.3.6.1.4.1." + PRIVATE_ENTERPRISE_NUMBER + ".";
addOid(penPrefix + "1.1",
"resin:type=Server",
"KeepaliveCountTotal",
SnmpValue.GAUGE);
addOid(penPrefix + "1.2",
"resin:type=Server",
"RequestCountTotal",
SnmpValue.GAUGE);
addOid(penPrefix + "1.3",
"resin:type=Server",
"RuntimeMemory",
SnmpValue.GAUGE);
addOid(penPrefix + "1.4",
"resin:type=Server",
"RuntimeMemoryFree",
SnmpValue.GAUGE);
addOid(penPrefix + "1.5",
"resin:type=Server",
"ThreadActiveCount",
SnmpValue.GAUGE);
addOid(penPrefix + "1.6",
"resin:type=Server",
"ThreadKeepaliveCount",
SnmpValue.GAUGE);
addOid(penPrefix + "2.1",
"resin:type=ThreadPool",
"ThreadActiveCount",
SnmpValue.GAUGE);
addOid(penPrefix + "2.2",
"resin:type=ThreadPool",
"ThreadCount",
SnmpValue.GAUGE);
addOid(penPrefix + "2.3",
"resin:type=ThreadPool",
"ThreadIdleCount",
SnmpValue.GAUGE);
addOid(penPrefix + "2.4",
"resin:type=ThreadPool",
"ThreadIdleMax",
SnmpValue.GAUGE);
addOid(penPrefix + "2.5",
"resin:type=ThreadPool",
"ThreadIdleMin",
SnmpValue.GAUGE);
addOid(penPrefix + "2.6",
"resin:type=ThreadPool",
"ThreadMax",
SnmpValue.GAUGE);
addOid(penPrefix + "3.1",
"resin:type=ProxyCache",
"HitCountTotal",
SnmpValue.GAUGE);
addOid(penPrefix + "3.2",
"resin:type=ProxyCache",
"MissCountTotal",
SnmpValue.GAUGE);
/* These return complex mbeans
addOid(penPrefix + "4.1",
"java.lang:type=Memory",
"HeapMemoryUsage",
SnmpValue.GAUGE);
addOid(penPrefix + "4.2",
"java.lang:type=Memory",
"NonHeapMemoryUsage",
SnmpValue.GAUGE);
*/
}
/*
* Adds an SNMP-MBean mapping.
*/
public void addOid(Oid oid)
throws Exception
{
_mibMap.put(oid.getName(), oid);
}
private void addOid(String name,
String mbean,
String attribute,
int type)
{
Oid oid = new Oid(name, mbean, attribute, type);
_mibMap.put(name, oid);
}
public HashMap<String, Oid> getMib()
{
return _mibMap;
}
public String getCommunity()
{
if (_community == null)
return "public";
else
return _community;
}
public void setCommunity(String s)
{
_community = s;
}
public ProtocolConnection createConnection(SocketLink connection)
{
OctetStringValue community;
if (_community == null)
community = OctetStringValue.PUBLIC;
else
community = new OctetStringValue(_community);
return new SnmpRequest(connection, _mibMap, community);
}
}