Examples with VmwareCimGroup org.opennms.netmgt.config.vmware.cim.VmwareCimGroup used on opensource projects

Example 1 with VmwareCimGroup

use of org.opennms.netmgt.config.vmware.cim.VmwareCimGroup in project opennms by OpenNMS.

the class VmwareCimCollector method collect.

/**
 * This method collect the data for a given collection agent.
 *
 * @param agent      the collection agent
 * @param parameters the parameters map
 * @return the generated collection set
 * @throws CollectionException
 */
@Override
public CollectionSet collect(CollectionAgent agent, Map<String, Object> parameters) throws CollectionException {
    final VmwareCimCollection collection = (VmwareCimCollection) parameters.get(VMWARE_COLLECTION_KEY);
    final String vmwareManagementServer = (String) parameters.get(VMWARE_MGMT_SERVER_KEY);
    final String vmwareManagedObjectId = (String) parameters.get(VMWARE_MGED_OBJECT_ID_KEY);
    final VmwareServer vmwareServer = (VmwareServer) parameters.get(VMWARE_SERVER_KEY);
    CollectionSetBuilder builder = new CollectionSetBuilder(agent);
    builder.withStatus(CollectionStatus.FAILED);
    VmwareViJavaAccess vmwareViJavaAccess = new VmwareViJavaAccess(vmwareServer);
    int timeout = ParameterMap.getKeyedInteger(parameters, "timeout", -1);
    if (timeout > 0) {
        if (!vmwareViJavaAccess.setTimeout(timeout)) {
            logger.warn("Error setting connection timeout for VMware management server '{}'", vmwareManagementServer);
        }
    }
    if (collection.getVmwareCimGroup().length < 1) {
        logger.info("No groups to collect. Returning empty collection set.");
        builder.withStatus(CollectionStatus.SUCCEEDED);
        return builder.build();
    }
    try {
        vmwareViJavaAccess.connect();
    } catch (MalformedURLException e) {
        logger.warn("Error connecting VMware management server '{}': '{}' exception: {} cause: '{}'", vmwareManagementServer, e.getMessage(), e.getClass().getName(), e.getCause());
        return builder.build();
    } catch (RemoteException e) {
        logger.warn("Error connecting VMware management server '{}': '{}' exception: {} cause: '{}'", vmwareManagementServer, e.getMessage(), e.getClass().getName(), e.getCause());
        return builder.build();
    }
    HostSystem hostSystem = vmwareViJavaAccess.getHostSystemByManagedObjectId(vmwareManagedObjectId);
    String powerState = null;
    if (hostSystem == null) {
        logger.debug("hostSystem=null");
    } else {
        HostRuntimeInfo hostRuntimeInfo = hostSystem.getRuntime();
        if (hostRuntimeInfo == null) {
            logger.debug("hostRuntimeInfo=null");
        } else {
            HostSystemPowerState hostSystemPowerState = hostRuntimeInfo.getPowerState();
            if (hostSystemPowerState == null) {
                logger.debug("hostSystemPowerState=null");
            } else {
                powerState = hostSystemPowerState.toString();
            }
        }
    }
    logger.debug("The power state for host system '{}' is '{}'", vmwareManagedObjectId, powerState);
    if ("poweredOn".equals(powerState)) {
        HashMap<String, List<CIMObject>> cimObjects = new HashMap<String, List<CIMObject>>();
        for (final VmwareCimGroup vmwareCimGroup : collection.getVmwareCimGroup()) {
            String cimClass = vmwareCimGroup.getCimClass();
            if (!cimObjects.containsKey(cimClass)) {
                List<CIMObject> cimList = null;
                try {
                    cimList = vmwareViJavaAccess.queryCimObjects(hostSystem, cimClass, InetAddressUtils.str(agent.getAddress()));
                } catch (Exception e) {
                    logger.warn("Error retrieving CIM values from host system '{}'. Error message: '{}'", vmwareManagedObjectId, e.getMessage());
                    return builder.build();
                } finally {
                    vmwareViJavaAccess.disconnect();
                }
                cimObjects.put(cimClass, cimList);
            }
            final List<CIMObject> cimList = cimObjects.get(cimClass);
            if (cimList == null) {
                logger.warn("Error getting objects of CIM class '{}' from host system '{}'", cimClass, vmwareManagedObjectId);
                continue;
            }
            String keyAttribute = vmwareCimGroup.getKey();
            String attributeValue = vmwareCimGroup.getValue();
            String instanceAttribute = vmwareCimGroup.getInstance();
            for (CIMObject cimObject : cimList) {
                boolean addObject = false;
                if (keyAttribute != null && attributeValue != null) {
                    String cimObjectValue = vmwareViJavaAccess.getPropertyOfCimObject(cimObject, keyAttribute);
                    if (attributeValue.equals(cimObjectValue)) {
                        addObject = true;
                    } else {
                        addObject = false;
                    }
                } else {
                    addObject = true;
                }
                if (addObject) {
                    final String instance = vmwareViJavaAccess.getPropertyOfCimObject(cimObject, instanceAttribute);
                    final NodeLevelResource nodeResource = new NodeLevelResource(agent.getNodeId());
                    final Resource resource = new DeferredGenericTypeResource(nodeResource, vmwareCimGroup.getResourceType(), instance);
                    for (Attrib attrib : vmwareCimGroup.getAttrib()) {
                        final AttributeType type = attrib.getType();
                        String value = vmwareViJavaAccess.getPropertyOfCimObject(cimObject, attrib.getName());
                        if (valueModifiers.containsKey(attrib.getName())) {
                            String modifiedValue = valueModifiers.get(attrib.getName()).modifyValue(attrib.getName(), value, cimObject, vmwareViJavaAccess);
                            logger.debug("Applying value modifier for instance value " + attrib.getName() + "[" + instance + "]='" + value + "' => '" + modifiedValue + "' for node " + agent.getNodeId());
                            value = modifiedValue;
                        }
                        builder.withAttribute(resource, vmwareCimGroup.getName(), attrib.getAlias(), value, type);
                    }
                }
            }
        }
        builder.withStatus(CollectionStatus.SUCCEEDED);
    }
    vmwareViJavaAccess.disconnect();
    return builder.build();
}