Examples with RangerExportPolicyList org.apache.ranger.view.RangerExportPolicyList used on opensource projects

Example 6 with RangerExportPolicyList

use of org.apache.ranger.view.RangerExportPolicyList in project ranger by apache.

the class ServiceREST method importPoliciesFromFile.

@POST
@Path("/policies/importPoliciesFromFile")
@Consumes({ MediaType.MULTIPART_FORM_DATA, MediaType.APPLICATION_JSON })
@Produces({ "application/json", "application/xml" })
@PreAuthorize("@rangerPreAuthSecurityHandler.isAdminOrKeyAdminRole()")
public void importPoliciesFromFile(@Context HttpServletRequest request, @FormDataParam("servicesMapJson") InputStream serviceMapStream, @FormDataParam("file") InputStream uploadedInputStream, @FormDataParam("file") FormDataContentDisposition fileDetail, @QueryParam("isOverride") Boolean isOverride) {
    if (LOG.isDebugEnabled()) {
        LOG.debug("==> ServiceREST.importPoliciesFromFile()");
    }
    RangerPerfTracer perf = null;
    String metaDataInfo = null;
    List<XXTrxLog> trxLogListError = new ArrayList<XXTrxLog>();
    XXTrxLog xxTrxLogError = new XXTrxLog();
    try {
        if (RangerPerfTracer.isPerfTraceEnabled(PERF_LOG)) {
            perf = RangerPerfTracer.getPerfTracer(PERF_LOG, "ServiceREST.importPoliciesFromFile()");
        }
        List<XXTrxLog> trxLogList = new ArrayList<XXTrxLog>();
        XXTrxLog xxTrxLog = new XXTrxLog();
        xxTrxLog.setAction("IMPORT START");
        xxTrxLog.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        xxTrxLog.setPreviousValue("IMPORT START");
        trxLogList.add(xxTrxLog);
        bizUtil.createTrxLog(trxLogList);
        if (isOverride == null) {
            isOverride = false;
        }
        List<String> serviceNameList = new ArrayList<String>();
        String serviceType = null;
        List<String> serviceTypeList = null;
        SearchFilter filter = searchUtil.getSearchFilter(request, policyService.sortFields);
        if (StringUtils.isNotEmpty(request.getParameter(PARAM_SERVICE_TYPE))) {
            serviceType = request.getParameter(PARAM_SERVICE_TYPE);
        }
        if (StringUtils.isNotEmpty(serviceType)) {
            serviceTypeList = new ArrayList<String>(Arrays.asList(serviceType.split(",")));
        }
        List<RangerService> rangerServiceList = null;
        List<RangerService> rangerServiceLists = new ArrayList<RangerService>();
        if (CollectionUtils.isNotEmpty(serviceTypeList)) {
            for (String s : serviceTypeList) {
                filter.removeParam(PARAM_SERVICE_TYPE);
                filter.setParam(PARAM_SERVICE_TYPE, s.trim());
                rangerServiceList = getServices(filter);
                rangerServiceLists.addAll(rangerServiceList);
            }
        }
        if (!CollectionUtils.sizeIsEmpty(rangerServiceLists)) {
            for (RangerService rService : rangerServiceLists) {
                if (StringUtils.isNotEmpty(rService.getName())) {
                    serviceNameList.add(rService.getName());
                }
            }
        }
        Map<String, String> servicesMappingMap = new LinkedHashMap<String, String>();
        List<String> sourceServices = new ArrayList<String>();
        List<String> destinationServices = new ArrayList<String>();
        if (serviceMapStream != null) {
            servicesMappingMap = svcStore.getServiceMap(serviceMapStream);
        }
        if (!CollectionUtils.sizeIsEmpty(servicesMappingMap)) {
            for (Entry<String, String> map : servicesMappingMap.entrySet()) {
                String sourceServiceName = null;
                String destinationServiceName = null;
                if (StringUtils.isNotEmpty(map.getKey().trim()) && StringUtils.isNotEmpty(map.getValue().trim())) {
                    sourceServiceName = map.getKey().trim();
                    destinationServiceName = map.getValue().trim();
                } else {
                    LOG.error("Source service or destonation service name is not provided!!");
                    throw restErrorUtil.createRESTException("Source service or destonation service name is not provided!!");
                }
                if (StringUtils.isNotEmpty(sourceServiceName) && StringUtils.isNotEmpty(destinationServiceName)) {
                    sourceServices.add(sourceServiceName);
                    destinationServices.add(destinationServiceName);
                }
            }
        }
        String fileName = fileDetail.getFileName();
        int totalPolicyCreate = 0;
        Map<String, RangerPolicy> policiesMap = new LinkedHashMap<String, RangerPolicy>();
        List<String> dataFileSourceServices = new ArrayList<String>();
        if (fileName.endsWith("json")) {
            try {
                RangerExportPolicyList rangerExportPolicyList = null;
                List<RangerPolicy> policies = null;
                Gson gson = new Gson();
                String policiesString = IOUtils.toString(uploadedInputStream);
                policiesString = policiesString.trim();
                if (StringUtils.isNotEmpty(policiesString)) {
                    gson.fromJson(policiesString, RangerExportPolicyList.class);
                    rangerExportPolicyList = new ObjectMapper().readValue(policiesString, RangerExportPolicyList.class);
                } else {
                    LOG.error("Provided json file is empty!!");
                    throw restErrorUtil.createRESTException("Provided json file is empty!!");
                }
                if (rangerExportPolicyList != null && !CollectionUtils.sizeIsEmpty(rangerExportPolicyList.getMetaDataInfo())) {
                    metaDataInfo = new ObjectMapper().writeValueAsString(rangerExportPolicyList.getMetaDataInfo());
                } else {
                    LOG.info("metadata info is not provided!!");
                }
                if (rangerExportPolicyList != null && !CollectionUtils.sizeIsEmpty(rangerExportPolicyList.getPolicies())) {
                    policies = rangerExportPolicyList.getPolicies();
                } else {
                    LOG.error("Provided json file does not contain any policy!!");
                    throw restErrorUtil.createRESTException("Provided json file does not contain any policy!!");
                }
                if (CollectionUtils.sizeIsEmpty(servicesMappingMap) && isOverride) {
                    if (policies != null && !CollectionUtils.sizeIsEmpty(policies)) {
                        for (RangerPolicy policyInJson : policies) {
                            if (policyInJson != null) {
                                if (StringUtils.isNotEmpty(policyInJson.getService().trim())) {
                                    String serviceName = policyInJson.getService().trim();
                                    if (CollectionUtils.isNotEmpty(serviceNameList) && serviceNameList.contains(serviceName)) {
                                        sourceServices.add(serviceName);
                                        destinationServices.add(serviceName);
                                    } else if (CollectionUtils.isEmpty(serviceNameList)) {
                                        sourceServices.add(serviceName);
                                        destinationServices.add(serviceName);
                                    }
                                } else {
                                    LOG.error("Service Name or Policy Name is not provided!!");
                                    throw restErrorUtil.createRESTException("Service Name or Policy Name is not provided!!");
                                }
                            }
                        }
                    }
                } else if (!CollectionUtils.sizeIsEmpty(servicesMappingMap)) {
                    if (policies != null && !CollectionUtils.sizeIsEmpty(policies)) {
                        for (RangerPolicy policyInJson : policies) {
                            if (policyInJson != null) {
                                if (StringUtils.isNotEmpty(policyInJson.getService().trim())) {
                                    dataFileSourceServices.add(policyInJson.getService().trim());
                                } else {
                                    LOG.error("Service Name or Policy Name is not provided!!");
                                    throw restErrorUtil.createRESTException("Service Name or Policy Name is not provided!!");
                                }
                            }
                        }
                        if (!dataFileSourceServices.containsAll(sourceServices)) {
                            LOG.error("Json File does not contain sepcified source service name.");
                            throw restErrorUtil.createRESTException("Json File does not contain sepcified source service name.");
                        }
                    }
                }
                String updateIfExists = request.getParameter(PARAM_UPDATE_IF_EXISTS);
                String polResource = request.getParameter(SearchFilter.POL_RESOURCE);
                if (updateIfExists == null || updateIfExists.isEmpty()) {
                    updateIfExists = "false";
                } else if (updateIfExists.equalsIgnoreCase("true")) {
                    isOverride = false;
                }
                if (isOverride && "false".equalsIgnoreCase(updateIfExists) && StringUtils.isEmpty(polResource)) {
                    if (LOG.isDebugEnabled()) {
                        LOG.debug("Deleting Policy from provided services in servicesMapJson file...");
                    }
                    if (CollectionUtils.isNotEmpty(sourceServices) && CollectionUtils.isNotEmpty(destinationServices)) {
                        deletePoliciesProvidedInServiceMap(sourceServices, destinationServices);
                    }
                }
                if ("true".equalsIgnoreCase(updateIfExists) && StringUtils.isNotEmpty(polResource)) {
                    if (LOG.isDebugEnabled()) {
                        LOG.debug("Deleting Policy from provided services in servicesMapJson file for specific resource...");
                    }
                    if (CollectionUtils.isNotEmpty(sourceServices) && CollectionUtils.isNotEmpty(destinationServices)) {
                        deletePoliciesForResource(sourceServices, destinationServices, polResource, request, policies);
                    }
                }
                if (policies != null && !CollectionUtils.sizeIsEmpty(policies)) {
                    for (RangerPolicy policyInJson : policies) {
                        if (policyInJson != null) {
                            policiesMap = svcStore.createPolicyMap(servicesMappingMap, sourceServices, destinationServices, policyInJson, policiesMap);
                        }
                    }
                }
                if (!CollectionUtils.sizeIsEmpty(policiesMap.entrySet())) {
                    for (Entry<String, RangerPolicy> entry : policiesMap.entrySet()) {
                        RangerPolicy policy = entry.getValue();
                        if (policy != null) {
                            if (!CollectionUtils.isEmpty(serviceNameList)) {
                                for (String service : serviceNameList) {
                                    if (StringUtils.isNotEmpty(service.trim()) && StringUtils.isNotEmpty(policy.getService().trim())) {
                                        if (policy.getService().trim().equalsIgnoreCase(service.trim())) {
                                            if (updateIfExists != null && !updateIfExists.isEmpty()) {
                                                request.setAttribute(PARAM_SERVICE_NAME, policy.getService());
                                                request.setAttribute(PARAM_POLICY_NAME, policy.getName());
                                            }
                                            createPolicy(policy, request);
                                            totalPolicyCreate = totalPolicyCreate + 1;
                                            if (LOG.isDebugEnabled()) {
                                                LOG.debug("Policy " + policy.getName() + " created successfully.");
                                            }
                                            break;
                                        }
                                    } else {
                                        LOG.error("Service Name or Policy Name is not provided!!");
                                        throw restErrorUtil.createRESTException("Service Name or Policy Name is not provided!!");
                                    }
                                }
                            } else {
                                if (updateIfExists != null && !updateIfExists.isEmpty()) {
                                    request.setAttribute(PARAM_SERVICE_NAME, policy.getService());
                                    request.setAttribute(PARAM_POLICY_NAME, policy.getName());
                                }
                                createPolicy(policy, request);
                                totalPolicyCreate = totalPolicyCreate + 1;
                                if (LOG.isDebugEnabled()) {
                                    LOG.debug("Policy " + policy.getName() + " created successfully.");
                                }
                            }
                        }
                    }
                    if (LOG.isDebugEnabled()) {
                        LOG.debug("Total Policy Created From Json file : " + totalPolicyCreate);
                    }
                    if (!(totalPolicyCreate > 0)) {
                        LOG.error("zero policy is created from provided data file!!");
                        throw restErrorUtil.createRESTException("zero policy is created from provided data file!!");
                    }
                }
            } catch (IOException e) {
                LOG.error(e.getMessage());
                throw restErrorUtil.createRESTException(e.getMessage());
            }
        } else {
            LOG.error("Provided file format is not supported!!");
            throw restErrorUtil.createRESTException("Provided file format is not supported!!");
        }
    } catch (JsonSyntaxException ex) {
        LOG.error("Provided json file is not valid!!", ex);
        xxTrxLogError.setAction("IMPORT ERROR");
        xxTrxLogError.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        if (StringUtils.isNotEmpty(metaDataInfo)) {
            xxTrxLogError.setPreviousValue(metaDataInfo);
        }
        trxLogListError.add(xxTrxLogError);
        bizUtil.createTrxLog(trxLogListError);
        throw restErrorUtil.createRESTException(ex.getMessage());
    } catch (WebApplicationException excp) {
        LOG.error("Error while importing policy from file!!", excp);
        xxTrxLogError.setAction("IMPORT ERROR");
        xxTrxLogError.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        if (StringUtils.isNotEmpty(metaDataInfo)) {
            xxTrxLogError.setPreviousValue(metaDataInfo);
        }
        trxLogListError.add(xxTrxLogError);
        bizUtil.createTrxLog(trxLogListError);
        throw excp;
    } catch (Throwable excp) {
        LOG.error("Error while importing policy from file!!", excp);
        xxTrxLogError.setAction("IMPORT ERROR");
        xxTrxLogError.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        if (StringUtils.isNotEmpty(metaDataInfo)) {
            xxTrxLogError.setPreviousValue(metaDataInfo);
        }
        trxLogListError.add(xxTrxLogError);
        bizUtil.createTrxLog(trxLogListError);
        throw restErrorUtil.createRESTException(excp.getMessage());
    } finally {
        RangerPerfTracer.log(perf);
        List<XXTrxLog> trxLogListEnd = new ArrayList<XXTrxLog>();
        XXTrxLog xxTrxLogEnd = new XXTrxLog();
        xxTrxLogEnd.setAction("IMPORT END");
        xxTrxLogEnd.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        if (StringUtils.isNotEmpty(metaDataInfo)) {
            xxTrxLogEnd.setPreviousValue(metaDataInfo);
        }
        trxLogListEnd.add(xxTrxLogEnd);
        bizUtil.createTrxLog(trxLogListEnd);
        if (LOG.isDebugEnabled()) {
            LOG.debug("<== ServiceREST.importPoliciesFromFile()");
        }
    }
}

Example 7 with RangerExportPolicyList

use of org.apache.ranger.view.RangerExportPolicyList in project ranger by apache.

the class ServiceREST method importPoliciesFromFile.

@POST
@Path("/policies/importPoliciesFromFile")
@Consumes({ MediaType.MULTIPART_FORM_DATA, MediaType.APPLICATION_JSON })
@Produces({ "application/json", "application/xml" })
@PreAuthorize("@rangerPreAuthSecurityHandler.isAdminOrKeyAdminRole()")
public void importPoliciesFromFile(@Context HttpServletRequest request, @FormDataParam("servicesMapJson") InputStream serviceMapStream, @FormDataParam("zoneMapJson") InputStream zoneMapStream, @FormDataParam("file") InputStream uploadedInputStream, @FormDataParam("file") FormDataContentDisposition fileDetail, @QueryParam("isOverride") Boolean isOverride, @QueryParam("importType") String importType) {
    if (LOG.isDebugEnabled()) {
        LOG.debug("==> ServiceREST.importPoliciesFromFile()");
    }
    RangerAdminOpContext opContext = new RangerAdminOpContext();
    opContext.setBulkModeContext(true);
    RangerContextHolder.setOpContext(opContext);
    RangerPerfTracer perf = null;
    String metaDataInfo = null;
    List<XXTrxLog> trxLogListError = new ArrayList<XXTrxLog>();
    XXTrxLog xxTrxLogError = new XXTrxLog();
    request.setAttribute(PARAM_IMPORT_IN_PROGRESS, true);
    try {
        if (RangerPerfTracer.isPerfTraceEnabled(PERF_LOG)) {
            perf = RangerPerfTracer.getPerfTracer(PERF_LOG, "ServiceREST.importPoliciesFromFile()");
        }
        List<XXTrxLog> trxLogList = new ArrayList<XXTrxLog>();
        XXTrxLog xxTrxLog = new XXTrxLog();
        xxTrxLog.setAction("IMPORT START");
        xxTrxLog.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        xxTrxLog.setPreviousValue("IMPORT START");
        trxLogList.add(xxTrxLog);
        bizUtil.createTrxLog(trxLogList);
        if (isOverride == null) {
            isOverride = false;
        }
        List<String> serviceNameList = new ArrayList<String>();
        getServiceNameList(request, serviceNameList);
        Map<String, String> servicesMappingMap = new LinkedHashMap<String, String>();
        List<String> sourceServices = new ArrayList<String>();
        List<String> destinationServices = new ArrayList<String>();
        Map<String, String> zoneMappingMap = new LinkedHashMap<String, String>();
        List<String> sourceZones = new ArrayList<String>();
        List<String> destinationZones = new ArrayList<String>();
        if (zoneMapStream != null) {
            zoneMappingMap = svcStore.getMapFromInputStream(zoneMapStream);
            processZoneMapping(zoneMappingMap, sourceZones, destinationZones);
        }
        if (serviceMapStream != null) {
            servicesMappingMap = svcStore.getMapFromInputStream(serviceMapStream);
            processServiceMapping(servicesMappingMap, sourceServices, destinationServices);
        }
        String fileName = fileDetail.getFileName();
        int totalPolicyCreate = 0;
        String zoneNameInJson = null;
        Map<String, RangerPolicy> policiesMap = new LinkedHashMap<String, RangerPolicy>();
        List<String> dataFileSourceServices = new ArrayList<String>();
        if (fileName.endsWith("json")) {
            try {
                RangerExportPolicyList rangerExportPolicyList = null;
                List<RangerPolicy> policies = null;
                rangerExportPolicyList = processPolicyInputJsonForMetaData(uploadedInputStream, rangerExportPolicyList);
                if (rangerExportPolicyList != null && !CollectionUtils.sizeIsEmpty(rangerExportPolicyList.getMetaDataInfo())) {
                    metaDataInfo = JsonUtilsV2.mapToJson(rangerExportPolicyList.getMetaDataInfo());
                } else {
                    LOG.info("metadata info is not provided!!");
                }
                policies = getPoliciesFromProvidedJson(rangerExportPolicyList);
                int i = 0;
                if (CollectionUtils.sizeIsEmpty(servicesMappingMap) && isOverride) {
                    if (policies != null && !CollectionUtils.sizeIsEmpty(policies)) {
                        for (RangerPolicy policyInJson : policies) {
                            if (policyInJson != null) {
                                if (i == 0 && StringUtils.isNotBlank(policyInJson.getZoneName())) {
                                    zoneNameInJson = policyInJson.getZoneName().trim();
                                }
                                if (StringUtils.isNotEmpty(policyInJson.getService().trim())) {
                                    String serviceName = policyInJson.getService().trim();
                                    if (CollectionUtils.isNotEmpty(serviceNameList) && serviceNameList.contains(serviceName) && !sourceServices.contains(serviceName) && !destinationServices.contains(serviceName)) {
                                        sourceServices.add(serviceName);
                                        destinationServices.add(serviceName);
                                    } else if (CollectionUtils.isEmpty(serviceNameList) && !sourceServices.contains(serviceName) && !destinationServices.contains(serviceName)) {
                                        sourceServices.add(serviceName);
                                        destinationServices.add(serviceName);
                                    }
                                } else {
                                    LOG.error("Service Name or Policy Name is not provided!!");
                                    throw restErrorUtil.createRESTException("Service Name or Policy Name is not provided!!");
                                }
                            }
                            i++;
                        }
                    }
                } else if (!CollectionUtils.sizeIsEmpty(servicesMappingMap)) {
                    if (policies != null && !CollectionUtils.sizeIsEmpty(policies)) {
                        i = 0;
                        for (RangerPolicy policyInJson : policies) {
                            if (policyInJson != null) {
                                if (i == 0 && StringUtils.isNotBlank(policyInJson.getZoneName())) {
                                    zoneNameInJson = policyInJson.getZoneName().trim();
                                }
                                if (StringUtils.isNotEmpty(policyInJson.getService().trim())) {
                                    dataFileSourceServices.add(policyInJson.getService().trim());
                                } else {
                                    LOG.error("Service Name or Policy Name is not provided!!");
                                    throw restErrorUtil.createRESTException("Service Name or Policy Name is not provided!!");
                                }
                                i++;
                            }
                        }
                        if (!dataFileSourceServices.containsAll(sourceServices)) {
                            LOG.error("Json File does not contain sepcified source service name.");
                            throw restErrorUtil.createRESTException("Json File does not contain sepcified source service name.");
                        }
                    }
                }
                boolean deleteIfExists = ("true".equalsIgnoreCase(StringUtils.trimToEmpty(request.getParameter(PARAM_DELETE_IF_EXISTS)))) ? true : false;
                boolean updateIfExists = ("true".equalsIgnoreCase(StringUtils.trimToEmpty(request.getParameter(PARAM_UPDATE_IF_EXISTS)))) ? true : false;
                String polResource = request.getParameter(SearchFilter.POL_RESOURCE);
                if (updateIfExists) {
                    isOverride = false;
                }
                String destinationZoneName = getDestinationZoneName(destinationZones, zoneNameInJson);
                if (isOverride && !updateIfExists && StringUtils.isEmpty(polResource)) {
                    if (LOG.isDebugEnabled()) {
                        LOG.debug("Deleting Policy from provided services in servicesMapJson file...");
                    }
                    if (CollectionUtils.isNotEmpty(sourceServices) && CollectionUtils.isNotEmpty(destinationServices)) {
                        // In order to delete Zone specific policies from service
                        deletePoliciesProvidedInServiceMap(sourceServices, destinationServices, destinationZoneName);
                    }
                } else if (updateIfExists && StringUtils.isNotEmpty(polResource)) {
                    if (LOG.isDebugEnabled()) {
                        LOG.debug("Deleting Policy from provided services in servicesMapJson file for specific resource...");
                    }
                    if (CollectionUtils.isNotEmpty(sourceServices) && CollectionUtils.isNotEmpty(destinationServices)) {
                        // In order to delete Zone specific policies from service
                        deletePoliciesForResource(sourceServices, destinationServices, request, policies, destinationZoneName);
                    }
                }
                if (policies != null && !CollectionUtils.sizeIsEmpty(policies)) {
                    for (RangerPolicy policyInJson : policies) {
                        if (policyInJson != null) {
                            if (StringUtils.isNotBlank(destinationZoneName)) {
                                boolean isZoneServiceExistAtDestination = validateDestZoneServiceMapping(destinationZoneName, policyInJson, servicesMappingMap);
                                if (!isZoneServiceExistAtDestination) {
                                    LOG.warn("provided service of policy in File is not associated with zone");
                                    continue;
                                }
                            }
                            policiesMap = svcStore.createPolicyMap(zoneMappingMap, sourceZones, destinationZoneName, servicesMappingMap, sourceServices, destinationServices, policyInJson, // zone Info is also sent for creating policy map
                            policiesMap);
                        }
                    }
                    if (deleteIfExists) {
                        // deleting target policies if already exist
                        deleteExactMatchPolicyForResource(policies, request.getRemoteUser(), destinationZoneName);
                    }
                }
                totalPolicyCreate = createPolicesBasedOnPolicyMap(request, policiesMap, serviceNameList, updateIfExists, totalPolicyCreate);
                if (!(totalPolicyCreate > 0)) {
                    LOG.error("zero policy is created from provided data file!!");
                    throw restErrorUtil.createRESTException("zero policy is created from provided data file!!");
                }
            } catch (IOException e) {
                LOG.error(e.getMessage());
                throw restErrorUtil.createRESTException(e.getMessage());
            }
        } else {
            LOG.error("Provided file format is not supported!!");
            throw restErrorUtil.createRESTException("Provided file format is not supported!!");
        }
    } catch (JsonSyntaxException ex) {
        LOG.error("Provided json file is not valid!!", ex);
        xxTrxLogError.setAction("IMPORT ERROR");
        xxTrxLogError.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        if (StringUtils.isNotEmpty(metaDataInfo)) {
            xxTrxLogError.setPreviousValue(metaDataInfo);
        }
        trxLogListError.add(xxTrxLogError);
        bizUtil.createTrxLog(trxLogListError);
        throw restErrorUtil.createRESTException(ex.getMessage());
    } catch (WebApplicationException excp) {
        LOG.error("Error while importing policy from file!!", excp);
        xxTrxLogError.setAction("IMPORT ERROR");
        xxTrxLogError.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        if (StringUtils.isNotEmpty(metaDataInfo)) {
            xxTrxLogError.setPreviousValue(metaDataInfo);
        }
        trxLogListError.add(xxTrxLogError);
        bizUtil.createTrxLog(trxLogListError);
        throw excp;
    } catch (Throwable excp) {
        LOG.error("Error while importing policy from file!!", excp);
        xxTrxLogError.setAction("IMPORT ERROR");
        xxTrxLogError.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        if (StringUtils.isNotEmpty(metaDataInfo)) {
            xxTrxLogError.setPreviousValue(metaDataInfo);
        }
        trxLogListError.add(xxTrxLogError);
        bizUtil.createTrxLog(trxLogListError);
        throw restErrorUtil.createRESTException(excp.getMessage());
    } finally {
        RangerPerfTracer.log(perf);
        List<XXTrxLog> trxLogListEnd = new ArrayList<XXTrxLog>();
        XXTrxLog xxTrxLogEnd = new XXTrxLog();
        xxTrxLogEnd.setAction("IMPORT END");
        xxTrxLogEnd.setObjectClassType(AppConstants.CLASS_TYPE_RANGER_POLICY);
        if (StringUtils.isNotEmpty(metaDataInfo)) {
            xxTrxLogEnd.setPreviousValue(metaDataInfo);
        }
        trxLogListEnd.add(xxTrxLogEnd);
        bizUtil.createTrxLog(trxLogListEnd);
        if (LOG.isDebugEnabled()) {
            LOG.debug("<== ServiceREST.importPoliciesFromFile()");
        }
    }
}