Examples with ResponseEvent org.snmp4j.event.ResponseEvent used on opensource projects

Example 1 with ResponseEvent

use of org.snmp4j.event.ResponseEvent in project mysql_perf_analyzer by yahoo.

the class SNMPClient method getEvent.

public ResponseEvent getEvent(OID[] oids) throws IOException {
    PDU pdu = createPDU();
    for (OID oid : oids) {
        pdu.add(new VariableBinding(oid));
    }
    pdu.setType(PDU.GET);
    ResponseEvent event = snmp.send(pdu, getTarget(), null);
    if (event != null) {
        return event;
    }
    throw new RuntimeException("GET timed out");
}

Example 2 with ResponseEvent

use of org.snmp4j.event.ResponseEvent in project mysql_perf_analyzer by yahoo.

the class SNMPClient method getDiskData.

public List<SNMPTriple> getDiskData(String device) throws IOException {
    int index = this.getDiskIndex(device);
    if (index < 0) {
        return new ArrayList<SNMPTriple>();
    }
    logger.fine("Query disk stats for " + index);
    PDU pdu = createPDU();
    for (int i = 1; i < DISK_TABLE_ENTRIES.length; i++) {
        if (DISK_TABLE_ENTRIES[i].length() == 0)
            continue;
        pdu.add(new VariableBinding(new OID("." + DISK_TABLE_OID + "." + i + "." + index)));
    }
    pdu.setType(PDU.GET);
    Map<String, String> res = new HashMap<String, String>(13);
    ResponseEvent event = snmp.send(pdu, getTarget(), null);
    if (event != null) {
        VariableBinding[] binds = event.getResponse().toArray();
        for (VariableBinding b : binds) res.put(b.getOid().toString(), b.getVariable().toString());
    //logger.info(res.toString());
    }
    List<SNMPTriple> resList = new ArrayList<SNMPTriple>(res.size());
    for (int i = 1; i < DISK_TABLE_ENTRIES.length; i++) {
        if (DISK_TABLE_ENTRIES[i].length() == 0)
            continue;
        resList.add(new SNMPTriple("." + DISK_TABLE_OID + "." + i + "." + index, DISK_TABLE_ENTRIES[i], res.get(DISK_TABLE_OID + "." + i + "." + index)));
    }
    return resList;
}

Example 3 with ResponseEvent

use of org.snmp4j.event.ResponseEvent in project mysql_perf_analyzer by yahoo.

the class SNMPClient method getNetIfData3.

public Map<String, List<SNMPTriple>> getNetIfData3(String device) throws IOException {
    Map<String, List<SNMPTriple>> resMap = new HashMap<String, List<SNMPTriple>>();
    Map<Integer, String> indexMap = this.getNetIfIndexes(device);
    if (indexMap == null || indexMap.size() == 0) {
        logger.warning("Cannot find network interfaces ");
        return resMap;
    }
    logger.fine("Query net if stats for network");
    PDU pdu = createPDU();
    for (Map.Entry<Integer, String> entry : indexMap.entrySet()) for (int i = 1; i < IF_TABLE_ENTRIES.length; i++) {
        if (IF_TABLE_ENTRIES[i].length() == 0)
            continue;
        pdu.add(new VariableBinding(new OID("." + IF_TABLE_OID + "." + i + "." + entry.getKey())));
    }
    pdu.setType(PDU.GET);
    Map<String, String> res = new HashMap<String, String>(IF_TABLE_ENTRIES.length * indexMap.size());
    ResponseEvent event = snmp.send(pdu, getTarget(), null);
    if (event != null) {
        VariableBinding[] binds = event.getResponse().toArray();
        for (VariableBinding b : binds) res.put(b.getOid().toString(), b.getVariable().toString());
    //logger.info(res.toString());
    }
    for (Map.Entry<Integer, String> entry : indexMap.entrySet()) {
        int index = entry.getKey();
        String ifName = entry.getValue();
        //ignore the case with no incoming and no outgoing traffic
        if ("0".equals(res.get(IF_TABLE_OID + ".6." + index)) && "0".equals(res.get(IF_TABLE_OID + ".10." + index)))
            continue;
        resMap.put(ifName, new ArrayList<SNMPTriple>(IF_TABLE_ENTRIES.length));
        for (int i = 1; i < IF_TABLE_ENTRIES.length; i++) {
            if (IF_TABLE_ENTRIES[i].length() == 0)
                continue;
            resMap.get(ifName).add(new SNMPTriple("." + IF_TABLE_OID + "." + i + "." + index, IF_TABLE_ENTRIES[i], res.get(IF_TABLE_OID + "." + i + "." + index)));
        }
    }
    return resMap;
}

Example 4 with ResponseEvent

use of org.snmp4j.event.ResponseEvent in project mysql_perf_analyzer by yahoo.

the class SNMPClient method getProcessData.

public List<SNMPTriple> getProcessData(String processName) throws IOException {
    List<SNMPTriple> resList = new ArrayList<SNMPTriple>();
    List<Integer> prIndexes = this.getProcessIndexes(processName);
    if (prIndexes == null || prIndexes.size() == 0)
        return resList;
    logger.fine("Query process stats");
    PDU pdu = createPDU();
    for (Integer idx : prIndexes) {
        for (int i = 1; i < PROCESS_PERF_TABLE_ENTRIES.length; i++) {
            if (PROCESS_PERF_TABLE_ENTRIES[i].length() == 0)
                continue;
            pdu.add(new VariableBinding(new OID("." + PROCESS_PERF_TABLE_OID + "." + i + "." + idx)));
        //logger.info("Adding " + "."+PROCESS_PERF_TABLE_OID+"."+i+"."+idx);
        }
    }
    pdu.setType(PDU.GET);
    Map<String, String> res = new HashMap<String, String>(prIndexes.size() * 2);
    ResponseEvent event = snmp.send(pdu, getTarget(), null);
    if (event != null) {
        VariableBinding[] binds = event.getResponse().toArray();
        for (VariableBinding b : binds) {
            res.put(b.getOid().toString(), b.getVariable().toString());
        //logger.info(b.getOid().toString() +", "+ b.getVariable().toString());
        }
    }
    //logger.info("result: "+res);
    for (int i = 1; i < PROCESS_PERF_TABLE_ENTRIES.length; i++) {
        if (PROCESS_PERF_TABLE_ENTRIES[i].length() == 0)
            continue;
        BigDecimal data = new BigDecimal(0);
        for (Integer idx : prIndexes) {
            data = data.add(new BigDecimal(res.get(PROCESS_PERF_TABLE_OID + "." + i + "." + idx)));
        }
        resList.add(new SNMPTriple("", PROCESS_PERF_TABLE_ENTRIES[i], data.toString()));
    }
    return resList;
}

Example 5 with ResponseEvent

use of org.snmp4j.event.ResponseEvent in project opennms by OpenNMS.

the class MockSnmpAgentIT method sendRequestV1V2.

private PDU sendRequestV1V2(PDU pdu, int version) {
    PDU response = null;
    CommunityTarget target = new CommunityTarget();
    target.setCommunity(new OctetString("public"));
    target.setAddress(new UdpAddress(InetAddressUtils.addr("127.0.0.1"), m_agent.getPort()));
    target.setVersion(version);
    TransportMapping<UdpAddress> transport = null;
    Snmp snmp = null;
    try {
        transport = new DefaultUdpTransportMapping();
        snmp = new Snmp(transport);
        transport.listen();
        ResponseEvent e = snmp.send(pdu, target);
        response = e.getResponse();
    } catch (final IOException e) {
        e.printStackTrace();
    } finally {
        if (snmp != null) {
            try {
                snmp.close();
            } catch (final IOException e) {
                e.printStackTrace();
            }
        }
        if (transport != null) {
            try {
                transport.close();
            } catch (final IOException e) {
                e.printStackTrace();
            }
        }
    }
    return response;
}