2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 highstreet technologies GmbH
4 * Modifications Copyright (C) 2021 Nordix Foundation
5 * Modifications Copyright (C) 2021 Pantheon.tech
6 * Modifications Copyright (C) 2021 Bell Canada
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
20 * SPDX-License-Identifier: Apache-2.0
21 * ============LICENSE_END=========================================================
24 package org.onap.cps.ncmp.api.impl;
26 import com.fasterxml.jackson.core.JsonProcessingException;
27 import com.fasterxml.jackson.databind.ObjectMapper;
28 import com.google.gson.Gson;
29 import com.google.gson.JsonArray;
30 import com.google.gson.JsonElement;
31 import com.google.gson.JsonObject;
32 import java.time.OffsetDateTime;
33 import java.util.ArrayList;
34 import java.util.Collection;
35 import java.util.Collections;
36 import java.util.HashMap;
37 import java.util.LinkedHashMap;
38 import java.util.List;
40 import javax.validation.constraints.NotNull;
41 import lombok.extern.slf4j.Slf4j;
42 import org.onap.cps.api.CpsAdminService;
43 import org.onap.cps.api.CpsDataService;
44 import org.onap.cps.api.CpsModuleService;
45 import org.onap.cps.api.CpsQueryService;
46 import org.onap.cps.ncmp.api.NetworkCmProxyDataService;
47 import org.onap.cps.ncmp.api.impl.exception.NcmpException;
48 import org.onap.cps.ncmp.api.impl.operation.DmiOperations;
49 import org.onap.cps.ncmp.api.models.CmHandle;
50 import org.onap.cps.ncmp.api.models.DmiPluginRegistration;
51 import org.onap.cps.ncmp.api.models.GenericRequestBody;
52 import org.onap.cps.ncmp.api.models.PersistenceCmHandle;
53 import org.onap.cps.ncmp.api.models.PersistenceCmHandlesList;
54 import org.onap.cps.ncmp.api.models.YangResource;
55 import org.onap.cps.spi.FetchDescendantsOption;
56 import org.onap.cps.spi.exceptions.DataNodeNotFoundException;
57 import org.onap.cps.spi.exceptions.DataValidationException;
58 import org.onap.cps.spi.model.DataNode;
59 import org.onap.cps.spi.model.ModuleReference;
60 import org.springframework.http.HttpStatus;
61 import org.springframework.http.ResponseEntity;
62 import org.springframework.stereotype.Service;
63 import org.springframework.util.StringUtils;
67 public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService {
69 private static final String NF_PROXY_DATASPACE_NAME = "NFP-Operational";
71 private static final String NCMP_DATASPACE_NAME = "NCMP-Admin";
73 private static final String NCMP_DMI_REGISTRY_ANCHOR = "ncmp-dmi-registry";
75 private static final OffsetDateTime NO_TIMESTAMP = null;
77 private static final String NCMP_DMI_SERVICE_NAME = "dmi-service-name";
79 private CpsDataService cpsDataService;
81 private ObjectMapper objectMapper;
83 private CpsQueryService cpsQueryService;
85 private DmiOperations dmiOperations;
87 private CpsModuleService cpsModuleService;
89 private CpsAdminService cpsAdminService;
91 public static final String NO_NAMESPACE = null;
94 * Constructor Injection for Dependencies.
95 * @param dmiOperations DMI operation
96 * @param cpsDataService Data Service Interface
97 * @param cpsQueryService Query Service Interface
98 * @param objectMapper Object Mapper
100 public NetworkCmProxyDataServiceImpl(final DmiOperations dmiOperations,
101 final CpsModuleService cpsModuleService,
102 final CpsDataService cpsDataService,
103 final CpsQueryService cpsQueryService,
104 final CpsAdminService cpsAdminService,
105 final ObjectMapper objectMapper) {
106 this.dmiOperations = dmiOperations;
107 this.cpsModuleService = cpsModuleService;
108 this.cpsDataService = cpsDataService;
109 this.cpsQueryService = cpsQueryService;
110 this.cpsAdminService = cpsAdminService;
111 this.objectMapper = objectMapper;
115 public DataNode getDataNode(final String cmHandle, final String xpath,
116 final FetchDescendantsOption fetchDescendantsOption) {
117 return cpsDataService.getDataNode(NF_PROXY_DATASPACE_NAME, cmHandle, xpath, fetchDescendantsOption);
121 public Collection<DataNode> queryDataNodes(final String cmHandle, final String cpsPath,
122 final FetchDescendantsOption fetchDescendantsOption) {
123 return cpsQueryService.queryDataNodes(NF_PROXY_DATASPACE_NAME, cmHandle, cpsPath, fetchDescendantsOption);
127 public void createDataNode(final String cmHandle, final String parentNodeXpath, final String jsonData) {
128 if (!StringUtils.hasText(parentNodeXpath) || "/".equals(parentNodeXpath)) {
129 cpsDataService.saveData(NF_PROXY_DATASPACE_NAME, cmHandle, jsonData, NO_TIMESTAMP);
131 cpsDataService.saveData(NF_PROXY_DATASPACE_NAME, cmHandle, parentNodeXpath, jsonData, NO_TIMESTAMP);
136 public void addListNodeElements(final String cmHandle, final String parentNodeXpath, final String jsonData) {
137 cpsDataService.saveListNodeData(NF_PROXY_DATASPACE_NAME, cmHandle, parentNodeXpath, jsonData, NO_TIMESTAMP);
141 public void updateNodeLeaves(final String cmHandle, final String parentNodeXpath, final String jsonData) {
142 cpsDataService.updateNodeLeaves(NF_PROXY_DATASPACE_NAME, cmHandle, parentNodeXpath, jsonData, NO_TIMESTAMP);
146 public void replaceNodeTree(final String cmHandle, final String parentNodeXpath, final String jsonData) {
147 cpsDataService.replaceNodeTree(NF_PROXY_DATASPACE_NAME, cmHandle, parentNodeXpath, jsonData, NO_TIMESTAMP);
151 public void updateDmiRegistrationAndSyncModule(final DmiPluginRegistration dmiPluginRegistration) {
152 if (dmiPluginRegistration.getCreatedCmHandles() != null) {
153 parseAndCreateCmHandlesInDmiRegistrationAndSyncModule(dmiPluginRegistration);
155 if (dmiPluginRegistration.getUpdatedCmHandles() != null) {
156 parseAndUpdateCmHandlesInDmiRegistration(dmiPluginRegistration);
158 if (dmiPluginRegistration.getRemovedCmHandles() != null) {
159 parseAndRemoveCmHandlesInDmiRegistration(dmiPluginRegistration);
164 public Object getResourceDataOperationalForCmHandle(final @NotNull String cmHandle,
165 final @NotNull String resourceIdentifier,
166 final String acceptParam,
167 final String fieldsQueryParam,
168 final Integer depthQueryParam) {
170 final var cmHandleDataNode = fetchDataNodeFromDmiRegistryForCmHandle(cmHandle);
171 final var dmiServiceName = String.valueOf(cmHandleDataNode.getLeaves().get(NCMP_DMI_SERVICE_NAME));
172 final String dmiRequestBody = getGenericRequestBody(cmHandleDataNode);
173 final ResponseEntity<Object> response = dmiOperations.getResourceDataOperationalFromDmi(dmiServiceName,
180 return handleResponse(response);
184 public Object getResourceDataPassThroughRunningForCmHandle(final @NotNull String cmHandle,
185 final @NotNull String resourceIdentifier,
186 final String acceptParam,
188 final Integer depth) {
189 final var cmHandleDataNode = fetchDataNodeFromDmiRegistryForCmHandle(cmHandle);
190 final var dmiServiceName = String.valueOf(cmHandleDataNode.getLeaves().get(NCMP_DMI_SERVICE_NAME));
191 final String dmiRequestBody = getGenericRequestBody(cmHandleDataNode);
192 final ResponseEntity<Object> response = dmiOperations.getResourceDataPassThroughRunningFromDmi(dmiServiceName,
199 return handleResponse(response);
203 public void createResourceDataPassThroughRunningForCmHandle(final @NotNull String cmHandle,
204 final @NotNull String resourceIdentifier,
205 final @NotNull Object requestBody,
206 final String contentType) {
207 final var cmHandleDataNode = fetchDataNodeFromDmiRegistryForCmHandle(cmHandle);
208 final var dmiServiceName = String.valueOf(cmHandleDataNode.getLeaves().get(NCMP_DMI_SERVICE_NAME));
209 final Collection<DataNode> cmHandlePropertiesList = cmHandleDataNode.getChildDataNodes();
210 final Map<String, String> cmHandlePropertiesMap = getCmHandlePropertiesAsMap(cmHandlePropertiesList);
211 final var dmiRequestBodyObject = GenericRequestBody.builder()
212 .operation(GenericRequestBody.OperationEnum.CREATE)
213 .dataType(contentType)
215 .cmHandleProperties(cmHandlePropertiesMap)
217 final var dmiRequestBody = prepareOperationBody(dmiRequestBodyObject);
218 final ResponseEntity<Void> responseEntity = dmiOperations
219 .createResourceDataPassThroughRunningFromDmi(dmiServiceName,
223 handleResponseForPost(responseEntity);
226 private DataNode fetchDataNodeFromDmiRegistryForCmHandle(final String cmHandle) {
227 final String xpathForDmiRegistryToFetchCmHandle = "/dmi-registry/cm-handles[@id='" + cmHandle + "']";
228 return cpsDataService.getDataNode(NCMP_DATASPACE_NAME,
229 NCMP_DMI_REGISTRY_ANCHOR,
230 xpathForDmiRegistryToFetchCmHandle,
231 FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS);
234 private String prepareOperationBody(final GenericRequestBody requestBodyObject) {
236 return objectMapper.writeValueAsString(requestBodyObject);
237 } catch (final JsonProcessingException e) {
238 log.error("Parsing error occurred while converting Object to JSON.");
239 throw new NcmpException("Parsing error occurred while converting given object to JSON.",
244 private Map<String, String> getCmHandlePropertiesAsMap(final Collection<DataNode> cmHandlePropertiesList) {
245 if (cmHandlePropertiesList == null || cmHandlePropertiesList.isEmpty()) {
248 final Map<String, String> cmHandlePropertiesMap = new LinkedHashMap<>();
249 for (final var node: cmHandlePropertiesList) {
250 cmHandlePropertiesMap.put(String.valueOf(node.getLeaves().get("name")),
251 String.valueOf(node.getLeaves().get("value")));
253 return cmHandlePropertiesMap;
256 private Object handleResponse(final @NotNull ResponseEntity<Object> responseEntity) {
257 if (responseEntity.getStatusCode() == HttpStatus.OK) {
258 return responseEntity.getBody();
260 throw new NcmpException("Not able to get resource data.",
261 "DMI status code: " + responseEntity.getStatusCodeValue()
262 + ", DMI response body: " + responseEntity.getBody());
266 private void handleResponseForPost(final @NotNull ResponseEntity<Void> responseEntity) {
267 if (responseEntity.getStatusCode() != HttpStatus.CREATED) {
268 throw new NcmpException("Not able to create resource data.",
269 "DMI status code: " + responseEntity.getStatusCodeValue()
270 + ", DMI response body: " + responseEntity.getBody());
274 private String getGenericRequestBody(final DataNode cmHandleDataNode) {
275 final Collection<DataNode> cmHandlePropertiesList = cmHandleDataNode.getChildDataNodes();
276 final Map<String, String> cmHandlePropertiesMap = getCmHandlePropertiesAsMap(cmHandlePropertiesList);
277 final var requetBodyObject = GenericRequestBody.builder()
278 .operation(GenericRequestBody.OperationEnum.READ)
279 .cmHandleProperties(cmHandlePropertiesMap)
281 return prepareOperationBody(requetBodyObject);
284 private void parseAndUpdateCmHandlesInDmiRegistration(final DmiPluginRegistration dmiPluginRegistration) {
286 final PersistenceCmHandlesList persistenceCmHandlesList = new PersistenceCmHandlesList();
288 for (final CmHandle cmHandle : dmiPluginRegistration.getUpdatedCmHandles()) {
289 final PersistenceCmHandle persistenceCmHandle =
290 toPersistenceCmHandle(dmiPluginRegistration.getDmiPlugin(), cmHandle);
291 persistenceCmHandlesList.add(persistenceCmHandle);
293 final String cmHandlesJsonData = objectMapper.writeValueAsString(persistenceCmHandlesList);
294 cpsDataService.updateNodeLeavesAndExistingDescendantLeaves(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
295 "/dmi-registry", cmHandlesJsonData, NO_TIMESTAMP);
296 } catch (final JsonProcessingException e) {
297 log.error("Parsing error occurred while converting Object to JSON DMI Registry.");
298 throw new DataValidationException(
299 "Parsing error occurred while processing DMI Plugin Registration" + dmiPluginRegistration, e
304 private void parseAndCreateCmHandlesInDmiRegistrationAndSyncModule(
305 final DmiPluginRegistration dmiPluginRegistration) {
307 final var persistenceCmHandlesList = new PersistenceCmHandlesList();
308 for (final CmHandle cmHandle : dmiPluginRegistration.getCreatedCmHandles()) {
309 final PersistenceCmHandle persistenceCmHandle =
310 toPersistenceCmHandle(dmiPluginRegistration.getDmiPlugin(), cmHandle);
311 persistenceCmHandlesList.add(persistenceCmHandle);
312 createAnchorAndSyncModel(persistenceCmHandle);
314 final String cmHandleJsonData = objectMapper.writeValueAsString(persistenceCmHandlesList);
315 cpsDataService.saveListNodeData(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR, "/dmi-registry",
316 cmHandleJsonData, NO_TIMESTAMP);
317 } catch (final JsonProcessingException e) {
318 log.error("Parsing error occurred while converting Object to JSON for DMI Registry.");
319 throw new DataValidationException(
320 "Parsing error occurred while processing DMI Plugin Registration" + dmiPluginRegistration, e
325 private PersistenceCmHandle toPersistenceCmHandle(final String dmiPluginService,
326 final CmHandle cmHandle) {
327 final PersistenceCmHandle persistenceCmHandle = new PersistenceCmHandle();
328 persistenceCmHandle.setDmiServiceName(dmiPluginService);
329 persistenceCmHandle.setId(cmHandle.getCmHandleID());
330 if (cmHandle.getCmHandleProperties() == null) {
331 persistenceCmHandle.setAdditionalProperties(Collections.emptyMap());
333 persistenceCmHandle.setAdditionalProperties(cmHandle.getCmHandleProperties());
335 return persistenceCmHandle;
338 private void parseAndRemoveCmHandlesInDmiRegistration(final DmiPluginRegistration dmiPluginRegistration) {
339 for (final String cmHandle : dmiPluginRegistration.getRemovedCmHandles()) {
341 cpsDataService.deleteListNodeData(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
342 "/dmi-registry/cm-handles[@id='" + cmHandle + "']", NO_TIMESTAMP);
343 } catch (final DataNodeNotFoundException e) {
344 log.warn("Datanode {} not deleted message {}", cmHandle, e.getMessage());
349 protected void createAnchorAndSyncModel(final PersistenceCmHandle cmHandle) {
350 final var modulesForCmHandle =
351 dmiOperations.getResourceFromDmi(cmHandle.getDmiServiceName(), cmHandle.getId(), "modules");
353 final List<ModuleReference> moduleReferencesFromDmiForCmHandle = getModuleReferences(modulesForCmHandle);
355 final var knownModuleReferencesInCps = cpsModuleService.getAllYangResourcesModuleReferences();
357 final List<ModuleReference> existingModuleReferences = new ArrayList<>();
358 for (final ModuleReference moduleReferenceFromDmiForCmHandle : moduleReferencesFromDmiForCmHandle) {
359 if (knownModuleReferencesInCps.contains(moduleReferenceFromDmiForCmHandle)) {
360 existingModuleReferences.add(moduleReferenceFromDmiForCmHandle);
364 final Map<String, String> newYangResourcesModuleNameToContentMap =
365 getNewYangResources(cmHandle);
367 cpsModuleService.createSchemaSetFromModules(NCMP_DATASPACE_NAME, cmHandle.getId(),
368 newYangResourcesModuleNameToContentMap, existingModuleReferences);
370 cpsAdminService.createAnchor(NCMP_DATASPACE_NAME, cmHandle.getId(), cmHandle.getId());
373 private Map<String, String> getNewYangResources(final PersistenceCmHandle cmHandle) {
374 final var moduleResourcesAsJsonString = dmiOperations.getResourceFromDmi(
375 cmHandle.getDmiServiceName(), cmHandle.getId(), "moduleResources");
376 final JsonArray moduleResources = new Gson().fromJson(moduleResourcesAsJsonString.getBody(), JsonArray.class);
377 final Map<String, String> newYangResourcesModuleNameToContentMap = new HashMap<>();
379 for (final JsonElement moduleResource : moduleResources) {
380 final YangResource yangResource = toYangResource((JsonObject) moduleResource);
381 newYangResourcesModuleNameToContentMap.put(yangResource.getModuleName(), yangResource.getYangSource());
383 return newYangResourcesModuleNameToContentMap;
386 private YangResource toYangResource(final JsonObject yangResourceAsJson) {
387 final YangResource yangResource = new YangResource();
388 yangResource.setModuleName(yangResourceAsJson.get("moduleName").getAsString());
389 yangResource.setRevision(yangResourceAsJson.get("revision").getAsString());
390 yangResource.setYangSource(yangResourceAsJson.get("yangSource").getAsString());
394 private List<ModuleReference> getModuleReferences(final ResponseEntity<String> response) {
395 final List<ModuleReference> modulesFromDmiForCmHandle = new ArrayList<>();
396 final JsonObject convertedObject = new Gson().fromJson(response.getBody(), JsonObject.class);
397 final JsonArray moduleReferencesAsJson = convertedObject.getAsJsonArray("schemas");
398 for (final JsonElement moduleReferenceAsJson : moduleReferencesAsJson) {
399 final ModuleReference moduleReference = toModuleReference((JsonObject) moduleReferenceAsJson);
400 modulesFromDmiForCmHandle.add(moduleReference);
402 return modulesFromDmiForCmHandle;
405 private ModuleReference toModuleReference(final JsonObject moduleReferenceAsJson) {
406 final var moduleReference = new ModuleReference();
407 moduleReference.setName(moduleReferenceAsJson.get("moduleName").getAsString());
408 moduleReference.setNamespace(NO_NAMESPACE);
409 moduleReference.setRevision(moduleReferenceAsJson.get("revision").getAsString());
410 return moduleReference;