/*
- * ============LICENSE_START=======================================================
+ * ============LICENSE_START=======================================================
* Copyright (C) 2021 highstreet technologies GmbH
- * Copyright (C) 2021 Nordix Foundation
+ * Modifications Copyright (C) 2021 Nordix Foundation
* Modifications Copyright (C) 2021 Pantheon.tech
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
+ *
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
package org.onap.cps.ncmp.api.impl;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
import java.util.Collection;
+import java.util.Collections;
+import java.util.LinkedHashMap;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import javax.validation.constraints.NotNull;
+import lombok.extern.slf4j.Slf4j;
import org.onap.cps.api.CpsDataService;
import org.onap.cps.api.CpsQueryService;
import org.onap.cps.ncmp.api.NetworkCmProxyDataService;
+import org.onap.cps.ncmp.api.impl.exception.NcmpException;
+import org.onap.cps.ncmp.api.impl.operation.DmiOperations;
+import org.onap.cps.ncmp.api.models.CmHandle;
+import org.onap.cps.ncmp.api.models.DmiPluginRegistration;
+import org.onap.cps.ncmp.api.models.GenericRequestBody;
+import org.onap.cps.ncmp.api.models.PersistenceCmHandle;
+import org.onap.cps.ncmp.api.models.PersistenceCmHandlesList;
import org.onap.cps.spi.FetchDescendantsOption;
+import org.onap.cps.spi.exceptions.DataValidationException;
import org.onap.cps.spi.model.DataNode;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
+
+@Slf4j
@Service
public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService {
private static final String NF_PROXY_DATASPACE_NAME = "NFP-Operational";
- @Autowired
+ private static final String NCMP_DATASPACE_NAME = "NCMP-Admin";
+
+ private static final String NCMP_DMI_REGISTRY_ANCHOR = "ncmp-dmi-registry";
+
private CpsDataService cpsDataService;
- @Autowired
+ private ObjectMapper objectMapper;
+
private CpsQueryService cpsQueryService;
+ private DmiOperations dmiOperations;
+
+ /**
+ * Constructor Injection for Dependencies.
+ *
+ * @param dmiOperations dmi operation
+ * @param cpsDataService Data Service Interface
+ * @param cpsQueryService Query Service Interface
+ * @param objectMapper Object Mapper
+ */
+ public NetworkCmProxyDataServiceImpl(final DmiOperations dmiOperations, final CpsDataService cpsDataService,
+ final CpsQueryService cpsQueryService, final ObjectMapper objectMapper) {
+ this.dmiOperations = dmiOperations;
+ this.cpsDataService = cpsDataService;
+ this.cpsQueryService = cpsQueryService;
+ this.objectMapper = objectMapper;
+ }
+
private String getDataspaceName() {
return NF_PROXY_DATASPACE_NAME;
}
public void replaceNodeTree(final String cmHandle, final String parentNodeXpath, final String jsonData) {
cpsDataService.replaceNodeTree(getDataspaceName(), cmHandle, parentNodeXpath, jsonData);
}
+
+ @Override
+ public void updateDmiPluginRegistration(final DmiPluginRegistration dmiPluginRegistration) {
+ if (dmiPluginRegistration.getCreatedCmHandles() != null) {
+ parseAndCreateCmHandlesInDmiRegistration(dmiPluginRegistration);
+ }
+ if (dmiPluginRegistration.getUpdatedCmHandles() != null) {
+ parseAndUpdateCmHandlesInDmiRegistration(dmiPluginRegistration);
+ }
+ }
+
+ private void parseAndCreateCmHandlesInDmiRegistration(final DmiPluginRegistration dmiPluginRegistration) {
+ try {
+ final List<PersistenceCmHandle> createdPersistenceCmHandles =
+ new LinkedList<>();
+ for (final CmHandle cmHandle : dmiPluginRegistration.getCreatedCmHandles()) {
+ createdPersistenceCmHandles.add(toPersistenceCmHandle(dmiPluginRegistration, cmHandle));
+ }
+ final PersistenceCmHandlesList persistenceCmHandlesList = new PersistenceCmHandlesList();
+ persistenceCmHandlesList.setCmHandles(createdPersistenceCmHandles);
+ final String cmHandleJsonData = objectMapper.writeValueAsString(persistenceCmHandlesList);
+ cpsDataService.saveListNodeData(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR, "/dmi-registry",
+ cmHandleJsonData);
+ } catch (final JsonProcessingException e) {
+ log.error("Parsing error occurred while converting Object to JSON for Dmi Registry.");
+ throw new DataValidationException(
+ "Parsing error occurred while processing DMI Plugin Registration" + dmiPluginRegistration, e
+ .getMessage(), e);
+ }
+ }
+
+ private void parseAndUpdateCmHandlesInDmiRegistration(final DmiPluginRegistration dmiPluginRegistration) {
+ try {
+ final List<PersistenceCmHandle> updatedPersistenceCmHandles =
+ new LinkedList<>();
+ for (final CmHandle cmHandle : dmiPluginRegistration.getUpdatedCmHandles()) {
+ updatedPersistenceCmHandles.add(toPersistenceCmHandle(dmiPluginRegistration, cmHandle));
+ }
+ final PersistenceCmHandlesList persistenceCmHandlesList = new PersistenceCmHandlesList();
+ persistenceCmHandlesList.setCmHandles(updatedPersistenceCmHandles);
+ final String cmHandlesJsonData = objectMapper.writeValueAsString(persistenceCmHandlesList);
+ cpsDataService.updateNodeLeavesAndExistingDescendantLeaves(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
+ "/dmi-registry", cmHandlesJsonData);
+ } catch (final JsonProcessingException e) {
+ log.error("Parsing error occurred while converting Object to JSON Dmi Registry.");
+ throw new DataValidationException(
+ "Parsing error occurred while processing DMI Plugin Registration" + dmiPluginRegistration, e
+ .getMessage(), e);
+ }
+ }
+
+ @Override
+ public Object getResourceDataOperationalForCmHandle(final @NotNull String cmHandle,
+ final @NotNull String resourceIdentifier,
+ final String acceptParam,
+ final String fieldsQueryParam,
+ final Integer depthQueryParam) {
+
+ final var dataNode = fetchDataNodeFromDmiRegistryForCmHandle(cmHandle);
+ final var dmiServiceName = String.valueOf(dataNode.getLeaves().get("dmi-service-name"));
+ final Collection<DataNode> additionalPropsList = dataNode.getChildDataNodes();
+ final var jsonBody = prepareOperationBody(GenericRequestBody.OperationEnum.READ, additionalPropsList);
+ final ResponseEntity<Object> response = dmiOperations.getResouceDataOperationalFromDmi(dmiServiceName,
+ cmHandle,
+ resourceIdentifier,
+ fieldsQueryParam,
+ depthQueryParam,
+ acceptParam,
+ jsonBody);
+ return handleResponse(response);
+ }
+
+ @Override
+ public Object getResourceDataPassThroughRunningForCmHandle(final @NotNull String cmHandle,
+ final @NotNull String resourceIdentifier,
+ final String accept,
+ final String fields,
+ final Integer depth) {
+ final var cmHandleDataNode = fetchDataNodeFromDmiRegistryForCmHandle(cmHandle);
+ final var dmiServiceName = String.valueOf(cmHandleDataNode.getLeaves().get("dmi-service-name"));
+ final Collection<DataNode> additionalPropsList = cmHandleDataNode.getChildDataNodes();
+ final var dmiRequesBody = prepareOperationBody(GenericRequestBody.OperationEnum.READ, additionalPropsList);
+ final ResponseEntity<Object> response = dmiOperations.getResouceDataPassThroughRunningFromDmi(dmiServiceName,
+ cmHandle,
+ resourceIdentifier,
+ fields,
+ depth,
+ accept,
+ dmiRequesBody);
+ return handleResponse(response);
+ }
+
+ private DataNode fetchDataNodeFromDmiRegistryForCmHandle(final String cmHandle) {
+ final String xpathForDmiRegistryToFetchCmHandle = "/dmi-registry/cm-handles[@id='" + cmHandle + "']";
+ final var dataNode = cpsDataService.getDataNode(NCMP_DATASPACE_NAME,
+ NCMP_DMI_REGISTRY_ANCHOR,
+ xpathForDmiRegistryToFetchCmHandle,
+ FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS);
+ return dataNode;
+ }
+
+ private String prepareOperationBody(final GenericRequestBody.OperationEnum operation,
+ final Collection<DataNode> additionalPropertyList) {
+ final var requestBody = new GenericRequestBody();
+ final Map<String, String> additionalPropertyMap = getAdditionalPropertiesMap(additionalPropertyList);
+ requestBody.setOperation(GenericRequestBody.OperationEnum.READ);
+ requestBody.setCmHandleProperties(additionalPropertyMap);
+ try {
+ final var requestJson = objectMapper.writeValueAsString(requestBody);
+ return requestJson;
+ } catch (final JsonProcessingException je) {
+ log.error("Parsing error occurred while converting Object to JSON.");
+ throw new NcmpException("Parsing error occurred while converting given object to JSON.",
+ je.getMessage());
+ }
+ }
+
+ private Map<String, String> getAdditionalPropertiesMap(final Collection<DataNode> additionalPropertyList) {
+ if (additionalPropertyList == null || additionalPropertyList.size() == 0) {
+ return null;
+ }
+ final Map<String, String> additionalPropertyMap = new LinkedHashMap<>();
+ for (final var node : additionalPropertyList) {
+ additionalPropertyMap.put(String.valueOf(node.getLeaves().get("name")),
+ String.valueOf(node.getLeaves().get("value")));
+ }
+ return additionalPropertyMap;
+ }
+
+ private Object handleResponse(final ResponseEntity<Object> responseEntity) {
+ if (responseEntity.getStatusCode() == HttpStatus.OK) {
+ return responseEntity.getBody();
+ } else {
+ throw new NcmpException("Not able to get resource data.",
+ "DMI status code: " + responseEntity.getStatusCodeValue()
+ + ", DMI response body: " + responseEntity.getBody());
+ }
+ }
+
+ private PersistenceCmHandle toPersistenceCmHandle(final DmiPluginRegistration dmiPluginRegistration,
+ final CmHandle cmHandle) {
+ final PersistenceCmHandle persistenceCmHandle = new PersistenceCmHandle();
+ persistenceCmHandle.setDmiServiceName(dmiPluginRegistration.getDmiPlugin());
+ persistenceCmHandle.setId(cmHandle.getCmHandleID());
+ if (cmHandle.getCmHandleProperties() == null) {
+ persistenceCmHandle.setAdditionalProperties(Collections.EMPTY_MAP);
+ } else {
+ persistenceCmHandle.setAdditionalProperties(cmHandle.getCmHandleProperties());
+ }
+ return persistenceCmHandle;
+ }
+
}