Examples with SnmpAgentConfig org.opennms.netmgt.snmp.SnmpAgentConfig used on opensource projects

Example 76 with SnmpAgentConfig

use of org.opennms.netmgt.snmp.SnmpAgentConfig in project opennms by OpenNMS.

the class DskTableMonitor method poll.

/**
 * {@inheritDoc}
 *
 * <P>
 * The poll() method is responsible for polling the specified address for
 * SNMP service availability.
 * </P>
 * @exception RuntimeException
 *                Thrown for any uncrecoverable errors.
 */
public PollStatus poll(MonitoredService svc, Map<String, Object> parameters) {
    PollStatus status = PollStatus.available();
    InetAddress ipaddr = svc.getAddress();
    ArrayList<String> errorStringReturn = new ArrayList<>();
    // Retrieve this interface's SNMP peer object
    final SnmpAgentConfig agentConfig = getAgentConfig(svc, parameters);
    final String hostAddress = InetAddressUtils.str(ipaddr);
    LOG.debug("poll: setting SNMP peer attribute for interface {}", hostAddress);
    agentConfig.setTimeout(ParameterMap.getKeyedInteger(parameters, "timeout", agentConfig.getTimeout()));
    agentConfig.setRetries(ParameterMap.getKeyedInteger(parameters, "retry", ParameterMap.getKeyedInteger(parameters, "retries", agentConfig.getRetries())));
    agentConfig.setPort(ParameterMap.getKeyedInteger(parameters, "port", agentConfig.getPort()));
    LOG.debug("poll: service= SNMP address= {}", agentConfig);
    try {
        LOG.debug("DskTableMonitor.poll: SnmpAgentConfig address: {}", agentConfig);
        SnmpObjId dskTableErrorSnmpObject = SnmpObjId.get(dskTableErrorFlag);
        Map<SnmpInstId, SnmpValue> flagResults = SnmpUtils.getOidValues(agentConfig, "DskTableMonitor", dskTableErrorSnmpObject);
        if (flagResults.size() == 0) {
            LOG.debug("SNMP poll failed: no results, addr={} oid={}", hostAddress, dskTableErrorSnmpObject);
            return PollStatus.unavailable();
        }
        for (Map.Entry<SnmpInstId, SnmpValue> e : flagResults.entrySet()) {
            LOG.debug("poll: SNMPwalk poll succeeded, addr={} oid={} instance={} value={}", hostAddress, dskTableErrorSnmpObject, e.getKey(), e.getValue());
            if (e.getValue().toString().equals("1")) {
                LOG.debug("DskTableMonitor.poll: found errorFlag=1");
                SnmpObjId dskTableErrorMsgSnmpObject = SnmpObjId.get(dskTableErrorMsg + "." + e.getKey().toString());
                String DiskErrorMsg = SnmpUtils.get(agentConfig, dskTableErrorMsgSnmpObject).toDisplayString();
                // Stash the error in an ArrayList to then enumerate over later
                errorStringReturn.add(DiskErrorMsg);
            }
        }
        // Check the arraylist and construct return value
        if (errorStringReturn.size() > 0) {
            return PollStatus.unavailable(errorStringReturn.toString());
        } else {
            return status;
        }
    } catch (NumberFormatException e) {
        String reason1 = "Number operator used on a non-number";
        LOG.error(reason1, e);
        return PollStatus.unavailable(reason1);
    } catch (IllegalArgumentException e) {
        String reason1 = "Invalid SNMP Criteria: " + e.getMessage();
        LOG.error(reason1, e);
        return PollStatus.unavailable(reason1);
    } catch (Throwable t) {
        String reason1 = "Unexpected exception during SNMP poll of interface " + hostAddress + ": " + t.getMessage();
        LOG.warn(reason1, t);
        return PollStatus.unavailable(reason1);
    }
}

Example 77 with SnmpAgentConfig

use of org.opennms.netmgt.snmp.SnmpAgentConfig in project opennms by OpenNMS.

the class LogMatchTableMonitor method poll.

/**
 * {@inheritDoc}
 *
 * <P>
 * The poll() method is responsible for polling the specified address for
 * SNMP service availability.
 * </P>
 * @exception RuntimeException
 *                Thrown for any uncrecoverable errors.
 */
public PollStatus poll(MonitoredService svc, Map<String, Object> parameters) {
    PollStatus status = PollStatus.available();
    InetAddress ipaddr = svc.getAddress();
    ArrayList<String> errorStringReturn = new ArrayList<>();
    // Retrieve this interface's SNMP peer object
    final SnmpAgentConfig agentConfig = getAgentConfig(svc, parameters);
    final String hostAddress = InetAddressUtils.str(ipaddr);
    LOG.debug("poll: setting SNMP peer attribute for interface {}", hostAddress);
    agentConfig.setTimeout(ParameterMap.getKeyedInteger(parameters, "timeout", agentConfig.getTimeout()));
    agentConfig.setRetries(ParameterMap.getKeyedInteger(parameters, "retry", ParameterMap.getKeyedInteger(parameters, "retries", agentConfig.getRetries())));
    agentConfig.setPort(ParameterMap.getKeyedInteger(parameters, "port", agentConfig.getPort()));
    LOG.debug("poll: service= SNMP address= {}", agentConfig);
    try {
        LOG.debug("PrTableMonitor.poll: SnmpAgentConfig address: {}", agentConfig);
        SnmpObjId lmTableErrorSnmpObject = SnmpObjId.get(lmTableErrorFlag);
        Map<SnmpInstId, SnmpValue> flagResults = SnmpUtils.getOidValues(agentConfig, "LogMatchTableMonitor", lmTableErrorSnmpObject);
        if (flagResults.size() == 0) {
            LOG.debug("SNMP poll failed: no results, addr={} oid={}", hostAddress, lmTableErrorSnmpObject);
            return PollStatus.unavailable();
        }
        for (Map.Entry<SnmpInstId, SnmpValue> e : flagResults.entrySet()) {
            LOG.debug("poll: SNMPwalk poll succeeded, addr={} oid={} instance={} value={}", hostAddress, lmTableErrorSnmpObject, e.getKey(), e.getValue());
            if (e.getValue().toString().equals("1")) {
                LOG.debug("LogMatchTableMonitor.poll: found errorFlag=1");
                SnmpObjId lmTableFilenameSnmpObject = SnmpObjId.get(lmTableFileName + "." + e.getKey().toString());
                SnmpObjId lmTableRegExSnmpObject = SnmpObjId.get(lmTableRegEx + "." + e.getKey().toString());
                SnmpObjId lmTableCountSnmpObject = SnmpObjId.get(lmTableCount + "." + e.getKey().toString());
                String lmErrorMsg = "Rexeg " + SnmpUtils.get(agentConfig, lmTableRegExSnmpObject).toDisplayString() + ", for log file " + SnmpUtils.get(agentConfig, lmTableFilenameSnmpObject).toDisplayString() + " has matched " + SnmpUtils.get(agentConfig, lmTableCountSnmpObject).toDisplayString() + "time(s).";
                // Stash the error in an ArrayList to then enumerate over later
                errorStringReturn.add(lmErrorMsg);
            }
        }
        // Check the arraylist and construct return value
        if (errorStringReturn.size() > 0) {
            return PollStatus.unavailable(errorStringReturn.toString());
        } else {
            return status;
        }
    } catch (NumberFormatException e) {
        String reason1 = "Number operator used on a non-number " + e.getMessage();
        LOG.error(reason1, e);
        return PollStatus.unavailable(reason1);
    } catch (IllegalArgumentException e) {
        String reason1 = "Invalid SNMP Criteria: " + e.getMessage();
        LOG.error(reason1, e);
        return PollStatus.unavailable(reason1);
    } catch (Throwable t) {
        String reason1 = "Unexpected exception during SNMP poll of interface " + hostAddress;
        LOG.warn(reason1, t);
        return PollStatus.unavailable(reason1);
    }
}

Example 78 with SnmpAgentConfig

use of org.opennms.netmgt.snmp.SnmpAgentConfig in project opennms by OpenNMS.

the class NetScalerGroupHealthMonitor method poll.

public PollStatus poll(MonitoredService svc, Map<String, Object> parameters) {
    InetAddress ipaddr = svc.getAddress();
    final SnmpAgentConfig agentConfig = getAgentConfig(svc, parameters);
    final String hostAddress = InetAddressUtils.str(ipaddr);
    PollStatus status = PollStatus.unavailable("NetScalerGroupHealthMonitor: cannot determinate group health, addr=" + hostAddress);
    int groupHealth = ParameterMap.getKeyedInteger(parameters, "group-health", 60);
    String groupName = ParameterMap.getKeyedString(parameters, "group-name", null);
    if (groupName == null) {
        status.setReason("NetScalerGroupHealthMonitor no group-name defined, addr=" + hostAddress);
        LOG.warn("NetScalerGroupHealthMonitor.poll: No Service Name Defined!");
        return status;
    }
    int snLength = groupName.length();
    final StringBuilder serviceOidBuf = new StringBuilder(SVC_GRP_MEMBER_STATE);
    serviceOidBuf.append(".").append(Integer.toString(snLength));
    for (byte thisByte : groupName.getBytes()) {
        serviceOidBuf.append(".").append(Byte.toString(thisByte));
    }
    LOG.debug("For group name '{}', OID to check is {}", groupName, serviceOidBuf.toString());
    try {
        final SnmpObjId groupStateOid = SnmpObjId.get(serviceOidBuf.toString());
        final Map<SnmpInstId, SnmpValue> hostResults = new HashMap<SnmpInstId, SnmpValue>();
        RowCallback callback = new RowCallback() {

            @Override
            public void rowCompleted(SnmpRowResult result) {
                hostResults.put(result.getInstance(), result.getValue(groupStateOid));
            }
        };
        TableTracker tracker = new TableTracker(callback, groupStateOid);
        try (SnmpWalker walker = SnmpUtils.createWalker(agentConfig, "NetScalerGroupHealthMonitor", tracker)) {
            walker.start();
            walker.waitFor();
        }
        int totalServers = hostResults.size();
        if (totalServers == 0) {
            status = PollStatus.unavailable("NetScalerGroupHealthMonitor poll failed: there are 0 servers on group " + groupName + " for " + hostAddress);
            LOG.debug(status.getReason());
        }
        int activeServers = 0;
        for (SnmpValue v : hostResults.values()) {
            if (v.toInt() == 7) {
                activeServers++;
            }
        }
        double health = (new Double(activeServers) / new Double(totalServers)) * 100.0;
        LOG.debug("There are {} of {} active servers ({}%) on group {} for NetScaler {}", activeServers, totalServers, health, groupName, hostAddress);
        if (health >= groupHealth) {
            status = PollStatus.available();
        } else {
            status = PollStatus.unavailable("NetScalerGroupHealthMonitor poll failed: there are " + activeServers + " of " + totalServers + " servers active (" + health + "%) on group " + groupName + ", which is less than " + groupHealth + "% for " + hostAddress);
            LOG.debug(status.getReason());
        }
    } catch (Throwable t) {
        status = PollStatus.unavailable("Unexpected exception during SNMP poll of interface " + hostAddress);
        LOG.warn(status.getReason(), t);
    }
    return status;
}

Example 79 with SnmpAgentConfig

use of org.opennms.netmgt.snmp.SnmpAgentConfig in project opennms by OpenNMS.

the class PercMonitor method poll.

/**
 * {@inheritDoc}
 *
 * <P>
 * The poll() method is responsible for polling the specified address for
 * SNMP service availability.
 * </P>
 * @exception RuntimeException
 *                Thrown for any uncrecoverable errors.
 */
@Override
public PollStatus poll(MonitoredService svc, Map<String, Object> parameters) {
    PollStatus status = PollStatus.unavailable();
    InetAddress ipaddr = svc.getAddress();
    // Retrieve this interface's SNMP peer object
    // 
    final SnmpAgentConfig agentConfig = getAgentConfig(svc, parameters);
    final String hostAddress = InetAddressUtils.str(ipaddr);
    LOG.debug("poll: setting SNMP peer attribute for interface {}", hostAddress);
    // Get configuration parameters
    // 
    // set timeout and retries on SNMP peer object
    // 
    agentConfig.setTimeout(ParameterMap.getKeyedInteger(parameters, "timeout", agentConfig.getTimeout()));
    agentConfig.setRetries(ParameterMap.getKeyedInteger(parameters, "retry", ParameterMap.getKeyedInteger(parameters, "retries", agentConfig.getRetries())));
    agentConfig.setPort(ParameterMap.getKeyedInteger(parameters, "port", agentConfig.getPort()));
    String arrayNumber = ParameterMap.getKeyedString(parameters, "array", "0.0");
    LOG.debug("poll: service= SNMP address= {}", agentConfig);
    // 
    try {
        LOG.debug("PercMonitor.poll: SnmpAgentConfig address: {}", agentConfig);
        SnmpObjId snmpObjectId = SnmpObjId.get(LOGICAL_BASE_OID + "." + arrayNumber);
        // First walk the physical OID Tree and check the returned values
        String returnValue = "";
        SnmpValue value = SnmpUtils.get(agentConfig, snmpObjectId);
        if (value.toInt() != 2) {
            LOG.debug("PercMonitor.poll: Bad Disk Found");
            // XXX should degraded be the virtualDiskState ?
            returnValue = "log vol(" + arrayNumber + ") degraded";
            // array is bad
            // lets find out which disks are bad in the array
            // first we need to fetch the arrayPosition table.
            SnmpObjId arrayPositionSnmpObject = SnmpObjId.get(ARRAY_POSITION_BASE_OID);
            SnmpObjId diskStatesSnmpObject = SnmpObjId.get(PHYSICAL_BASE_OID);
            Map<SnmpInstId, SnmpValue> arrayDisks = SnmpUtils.getOidValues(agentConfig, "PercMonitor", arrayPositionSnmpObject);
            Map<SnmpInstId, SnmpValue> diskStates = SnmpUtils.getOidValues(agentConfig, "PercMonitor", diskStatesSnmpObject);
            for (Map.Entry<SnmpInstId, SnmpValue> disk : arrayDisks.entrySet()) {
                if (disk.getValue().toString().contains("A" + arrayNumber + "-")) {
                    if (diskStates.get(disk.getKey()).toInt() != 3) {
                        // this is bad disk.
                        returnValue += "phy drv(" + disk.getKey() + ")";
                    }
                }
                return PollStatus.unavailable(returnValue);
            }
        }
        status = PollStatus.available();
    } catch (NumberFormatException e) {
        String reason = "Number operator used on a non-number " + e.getMessage();
        LOG.debug(reason);
        status = PollStatus.unavailable(reason);
    } catch (IllegalArgumentException e) {
        String reason = "Invalid SNMP Criteria: " + e.getMessage();
        LOG.debug(reason);
        status = PollStatus.unavailable(reason);
    } catch (Throwable t) {
        String reason = "Unexpected exception during SNMP poll of interface " + hostAddress;
        LOG.debug(reason, t);
        status = PollStatus.unavailable(reason);
    }
    return status;
}

Example 80 with SnmpAgentConfig

use of org.opennms.netmgt.snmp.SnmpAgentConfig in project opennms by OpenNMS.

the class PrTableMonitor method poll.

/**
 * {@inheritDoc}
 *
 * <P>
 * The poll() method is responsible for polling the specified address for
 * SNMP service availability.
 * </P>
 * @exception RuntimeException
 *                Thrown for any uncrecoverable errors.
 */
public PollStatus poll(MonitoredService svc, Map<String, Object> parameters) {
    PollStatus status = PollStatus.available();
    InetAddress ipaddr = svc.getAddress();
    ArrayList<String> errorStringReturn = new ArrayList<>();
    // Retrieve this interface's SNMP peer object
    final SnmpAgentConfig agentConfig = getAgentConfig(svc, parameters);
    final String hostAddress = InetAddressUtils.str(ipaddr);
    LOG.debug("poll: setting SNMP peer attribute for interface {}", hostAddress);
    agentConfig.setTimeout(ParameterMap.getKeyedInteger(parameters, "timeout", agentConfig.getTimeout()));
    agentConfig.setRetries(ParameterMap.getKeyedInteger(parameters, "retry", ParameterMap.getKeyedInteger(parameters, "retries", agentConfig.getRetries())));
    agentConfig.setPort(ParameterMap.getKeyedInteger(parameters, "port", agentConfig.getPort()));
    LOG.debug("poll: service= SNMP address= {}", agentConfig);
    try {
        LOG.debug("PrTableMonitor.poll: SnmpAgentConfig address: {}", agentConfig);
        SnmpObjId prTableErrorSnmpObject = SnmpObjId.get(prTableErrorFlag);
        Map<SnmpInstId, SnmpValue> flagResults = SnmpUtils.getOidValues(agentConfig, "PrTableMonitor", prTableErrorSnmpObject);
        if (flagResults.size() == 0) {
            LOG.debug("SNMP poll failed: no results, addr={} oid={}", hostAddress, prTableErrorSnmpObject);
            return PollStatus.unavailable();
        }
        for (Map.Entry<SnmpInstId, SnmpValue> e : flagResults.entrySet()) {
            LOG.debug("poll: SNMPwalk poll succeeded, addr={} oid={} instance={} value={}", hostAddress, prTableErrorSnmpObject, e.getKey(), e.getValue());
            if (e.getValue().toString().equals("1")) {
                LOG.debug("PrTableMonitor.poll: found errorFlag=1");
                SnmpObjId prTableErrorMsgSnmpObject = SnmpObjId.get(prTableErrorMsg + "." + e.getKey().toString());
                String PrErrorMsg = SnmpUtils.get(agentConfig, prTableErrorMsgSnmpObject).toDisplayString();
                // Stash the error in an ArrayList to then enumerate over later
                errorStringReturn.add(PrErrorMsg);
            }
        }
        // Check the arraylist and construct return value
        if (errorStringReturn.size() > 0) {
            return PollStatus.unavailable(errorStringReturn.toString());
        } else {
            return status;
        }
    } catch (NumberFormatException e) {
        String reason1 = "Number operator used on a non-number " + e.getMessage();
        LOG.error(reason1, e);
        return PollStatus.unavailable(reason1);
    } catch (IllegalArgumentException e) {
        String reason1 = "Invalid SNMP Criteria: " + e.getMessage();
        LOG.error(reason1, e);
        return PollStatus.unavailable(reason1);
    } catch (Throwable t) {
        String reason1 = "Unexpected exception during SNMP poll of interface " + hostAddress;
        LOG.warn(reason1, t);
        return PollStatus.unavailable(reason1);
    }
}