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

Example 81 with SnmpAgentConfig

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

the class SnmpAssetProvisioningAdapter method doUpdateNode.

/**
 * <p>doUpdate</p>
 *
 * @param nodeId a int.
 * @param retry a boolean.
 * @throws org.opennms.netmgt.provision.ProvisioningAdapterException if any.
 */
@Override
public void doUpdateNode(final int nodeId) throws ProvisioningAdapterException {
    LOG.debug("doUpdate: updating nodeid: {}", nodeId);
    final OnmsNode node = m_nodeDao.get(nodeId);
    Assert.notNull(node, "doUpdate: failed to return node for given nodeId:" + nodeId);
    final InetAddress ipaddress = m_template.execute(new TransactionCallback<InetAddress>() {

        @Override
        public InetAddress doInTransaction(final TransactionStatus arg0) {
            return getIpForNode(node);
        }
    });
    final String locationName = node.getLocation() != null ? node.getLocation().getLocationName() : null;
    final SnmpAgentConfig agentConfig = m_snmpConfigDao.getAgentConfig(ipaddress, locationName);
    final OnmsAssetRecord asset = node.getAssetRecord();
    m_config.getReadLock().lock();
    try {
        for (AssetField field : m_config.getAssetFieldsForAddress(ipaddress, node.getSysObjectId())) {
            try {
                String value = fetchSnmpAssetString(m_locationAwareSnmpClient, agentConfig, locationName, field.getMibObjs(), field.getFormatString());
                LOG.debug("doUpdate: Setting asset field \" {} \" to value: {}", value, field.getName());
                // Use Spring bean-accessor classes to set the field value
                BeanWrapper wrapper = PropertyAccessorFactory.forBeanPropertyAccess(asset);
                try {
                    wrapper.setPropertyValue(field.getName(), value);
                } catch (BeansException e) {
                    LOG.warn("doUpdate: Could not set property \" {} \" on asset object: {}", field.getName(), e.getMessage(), e);
                }
            } catch (Throwable t) {
                // This exception is thrown if the SNMP operation fails or an incorrect number of
                // parameters is returned by the agent or because of a misconfiguration.
                LOG.warn("doUpdate: Could not set value for asset field \" {} \": {}", field.getName(), t.getMessage(), t);
            }
        }
    } finally {
        m_config.getReadLock().unlock();
    }
    node.setAssetRecord(asset);
    m_nodeDao.saveOrUpdate(node);
    m_nodeDao.flush();
}

Example 82 with SnmpAgentConfig

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

the class SnmpHardwareInventoryProvisioningAdapter method synchronizeInventory.

/**
 * Synchronize inventory.
 * <p>Obtain the ENTITY-MIB and vendor attributes from the target node through SNMP.</p>
 * <p>If the node has a hardware inventory data on the database, this is going to be overridden only,
 * if the gathered data differs from the data at the database, otherwise the gathered data will be
 * discarded.</p>
 *
 * @param nodeId the node id
 */
private void synchronizeInventory(int nodeId) {
    final OnmsNode node = m_nodeDao.get(nodeId);
    if (node == null) {
        throw new ProvisioningAdapterException("Failed to return node for given nodeId: " + nodeId);
    }
    final OnmsIpInterface intf = node.getPrimaryInterface();
    if (intf == null) {
        throw new ProvisioningAdapterException("Can't find the SNMP Primary IP address for nodeId: " + nodeId);
    }
    final InetAddress ipAddress = intf.getIpAddress();
    EventBuilder ebldr = null;
    try {
        if (node.getSysObjectId() == null) {
            LOG.warn("Skiping hardware discover because the node {} doesn't support SNMP", nodeId);
            return;
        }
        OnmsMonitoringLocation location = node.getLocation();
        String locationName = (location == null) ? null : location.getLocationName();
        SnmpAgentConfig agentConfig = m_snmpConfigDao.getAgentConfig(ipAddress, locationName);
        final OnmsHwEntity newRoot = getRootEntity(agentConfig, node);
        newRoot.setNode(node);
        final OnmsHwEntity currentRoot = m_hwEntityDao.findRootByNodeId(node.getId());
        if (newRoot.equals(currentRoot)) {
            LOG.info("No changes detected on the hardware inventory for nodeId {}", nodeId);
            return;
        }
        if (currentRoot == null) {
            LOG.info("Saving hardware inventory for nodeId {}", nodeId);
        } else {
            LOG.info("Updating hardware inventory for nodeId {}", nodeId);
            m_hwEntityDao.delete(currentRoot);
            m_hwEntityDao.flush();
        }
        m_hwEntityDao.saveOrUpdate(newRoot);
        ebldr = new EventBuilder(EventConstants.HARDWARE_INVENTORY_SUCCESSFUL_UEI, PREFIX + NAME);
    } catch (Throwable e) {
        ebldr = new EventBuilder(EventConstants.HARDWARE_INVENTORY_FAILED_UEI, PREFIX + NAME);
        ebldr.addParam(EventConstants.PARM_REASON, e.getMessage());
    }
    if (ebldr != null) {
        ebldr.setNodeid(nodeId);
        ebldr.setInterface(ipAddress);
        getEventForwarder().sendNow(ebldr.getEvent());
    }
}

Example 83 with SnmpAgentConfig

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

the class SnmpTrapHelper method getAgentConfig.

/**
 * Gets the SNMP agent configuration.
 *
 * @param trapConfig The trap configuration mapping object
 * @return the SNMP agent configuration
 * @throws SnmpTrapException if any.
 */
// TODO Compare the estimated size with a maximum value:
// If the estimated is lower than the maximum in X percentage, log a warning.
// Otherwise, log an error and throw an exception
private SnmpAgentConfig getAgentConfig(SnmpTrapConfig trapConfig) throws SnmpTrapException {
    SnmpAgentConfig agentConfig = trapConfig.getAgentConfig();
    if (trapConfig.getVersion().intValue() != agentConfig.getVersion()) {
        throw new SnmpTrapException("SNMP Version mismatch for " + trapConfig);
    }
    int estimatedSize = getEstimatedPacketSize(trapConfig, agentConfig);
    LOG.info("Sending SNMP{} using {}. The estimated packet size is {} bytes", trapConfig.getVersion().stringValue(), trapConfig, estimatedSize);
    return agentConfig;
}

Example 84 with SnmpAgentConfig

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

the class SnmpTrapHelper method forwardV1Trap.

/**
 * Create an SNMP V1 trap based on the content of the specified trap configuration, and send it to the appropriate destination.
 *
 * @param trapConfig The trap configuration mapping object
 * @throws SnmpTrapException if any.
 */
private void forwardV1Trap(SnmpTrapConfig trapConfig) throws SnmpTrapException {
    SnmpV1TrapBuilder trap = SnmpUtils.getV1TrapBuilder();
    trap.setEnterprise(SnmpObjId.get(trapConfig.getEnterpriseId()));
    trap.setAgentAddress(trapConfig.getHostAddress());
    if (trapConfig.hasGeneric()) {
        trap.setGeneric(trapConfig.getGeneric());
    }
    if (trapConfig.hasSpecific()) {
        trap.setSpecific(trapConfig.getSpecific());
    }
    trap.setTimeStamp(System.currentTimeMillis() / 1000);
    addParameters(trap, trapConfig);
    try {
        SnmpAgentConfig config = getAgentConfig(trapConfig);
        trap.send(config.getAddress().getHostAddress(), config.getPort(), config.getReadCommunity());
    } catch (Throwable e) {
        throw new SnmpTrapException("Failed to send trap " + e.getMessage(), e);
    }
}

Example 85 with SnmpAgentConfig

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

the class SnmpTrapHelper method forwardV3Inform.

/**
 * Create an SNMP V3 inform based on the content of the specified trap configuration, and send it to the appropriate destination.
 *
 * @param trapConfig The trap configuration mapping object
 * @throws SnmpTrapException if any.
 */
private void forwardV3Inform(SnmpTrapConfig trapConfig) throws SnmpTrapException {
    SnmpV3TrapBuilder trap = SnmpUtils.getV3InformBuilder();
    populateTrapBuilder(trap, trapConfig);
    try {
        SnmpAgentConfig config = getAgentConfig(trapConfig);
        trap.sendInform(config.getAddress().getHostAddress(), config.getPort(), config.getTimeout(), config.getTimeout(), config.getSecurityLevel(), config.getSecurityName(), config.getAuthPassPhrase(), config.getAuthProtocol(), config.getPrivPassPhrase(), config.getPrivProtocol());
    } catch (Throwable e) {
        throw new SnmpTrapException("Failed to send trap " + e.getMessage(), e);
    }
}