Merge "Handle RestTemplate Error handling so NCMP cna report correct server status"
[cps.git] / cps-ncmp-service / src / main / java / org / onap / cps / ncmp / api / impl / NetworkCmProxyDataServiceImpl.java
1 /*
2  *  ============LICENSE_START=======================================================
3  *  Copyright (C) 2021 highstreet technologies GmbH
4  *  Modifications Copyright (C) 2021-2022 Nordix Foundation
5  *  Modifications Copyright (C) 2021 Pantheon.tech
6  *  Modifications Copyright (C) 2021-2022 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
11  *
12  *        http://www.apache.org/licenses/LICENSE-2.0
13  *
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.
19  *
20  *  SPDX-License-Identifier: Apache-2.0
21  *  ============LICENSE_END=========================================================
22  */
23
24 package org.onap.cps.ncmp.api.impl;
25
26 import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NCMP_DATASPACE_NAME;
27 import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NCMP_DMI_REGISTRY_ANCHOR;
28 import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NCMP_DMI_REGISTRY_PARENT;
29 import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME;
30 import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NO_TIMESTAMP;
31 import static org.onap.cps.ncmp.api.impl.operations.DmiRequestBody.OperationEnum;
32 import static org.onap.cps.spi.CascadeDeleteAllowed.CASCADE_DELETE_ALLOWED;
33
34 import com.google.common.base.Strings;
35 import java.util.ArrayList;
36 import java.util.Collection;
37 import java.util.HashMap;
38 import java.util.LinkedHashMap;
39 import java.util.List;
40 import java.util.Map;
41 import java.util.Set;
42 import java.util.stream.Collectors;
43 import lombok.RequiredArgsConstructor;
44 import lombok.extern.slf4j.Slf4j;
45 import org.onap.cps.api.CpsAdminService;
46 import org.onap.cps.api.CpsDataService;
47 import org.onap.cps.api.CpsModuleService;
48 import org.onap.cps.ncmp.api.NetworkCmProxyDataService;
49 import org.onap.cps.ncmp.api.impl.operations.DmiDataOperations;
50 import org.onap.cps.ncmp.api.impl.operations.DmiOperations;
51 import org.onap.cps.ncmp.api.impl.operations.YangModelCmHandleRetriever;
52 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle;
53 import org.onap.cps.ncmp.api.inventory.sync.ModuleSyncService;
54 import org.onap.cps.ncmp.api.models.CmHandleQueryApiParameters;
55 import org.onap.cps.ncmp.api.models.CmHandleRegistrationResponse;
56 import org.onap.cps.ncmp.api.models.CmHandleRegistrationResponse.RegistrationError;
57 import org.onap.cps.ncmp.api.models.DmiPluginRegistration;
58 import org.onap.cps.ncmp.api.models.DmiPluginRegistrationResponse;
59 import org.onap.cps.ncmp.api.models.NcmpServiceCmHandle;
60 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
61 import org.onap.cps.spi.exceptions.DataNodeNotFoundException;
62 import org.onap.cps.spi.exceptions.DataValidationException;
63 import org.onap.cps.spi.exceptions.SchemaSetNotFoundException;
64 import org.onap.cps.spi.model.ModuleReference;
65 import org.onap.cps.utils.CpsValidator;
66 import org.onap.cps.utils.JsonObjectMapper;
67 import org.springframework.http.ResponseEntity;
68 import org.springframework.stereotype.Service;
69
70 @Slf4j
71 @Service
72 @RequiredArgsConstructor
73 public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService {
74
75     private final CpsDataService cpsDataService;
76
77     private final JsonObjectMapper jsonObjectMapper;
78
79     private final DmiDataOperations dmiDataOperations;
80
81     private final CpsModuleService cpsModuleService;
82
83     private final CpsAdminService cpsAdminService;
84
85     private final NetworkCmProxyDataServicePropertyHandler networkCmProxyDataServicePropertyHandler;
86
87     private final YangModelCmHandleRetriever yangModelCmHandleRetriever;
88
89     private final ModuleSyncService moduleSyncService;
90
91     @Override
92     public DmiPluginRegistrationResponse updateDmiRegistrationAndSyncModule(
93         final DmiPluginRegistration dmiPluginRegistration) {
94         dmiPluginRegistration.validateDmiPluginRegistration();
95         final var dmiPluginRegistrationResponse = new DmiPluginRegistrationResponse();
96         dmiPluginRegistrationResponse.setRemovedCmHandles(
97             parseAndRemoveCmHandlesInDmiRegistration(dmiPluginRegistration.getRemovedCmHandles()));
98         if (!dmiPluginRegistration.getCreatedCmHandles().isEmpty()) {
99             dmiPluginRegistrationResponse.setCreatedCmHandles(
100                 parseAndCreateCmHandlesInDmiRegistrationAndSyncModules(dmiPluginRegistration));
101         }
102         if (!dmiPluginRegistration.getUpdatedCmHandles().isEmpty()) {
103             dmiPluginRegistrationResponse.setUpdatedCmHandles(
104                 networkCmProxyDataServicePropertyHandler
105                     .updateCmHandleProperties(dmiPluginRegistration.getUpdatedCmHandles()));
106         }
107         return dmiPluginRegistrationResponse;
108     }
109
110     @Override
111     public Object getResourceDataOperationalForCmHandle(final String cmHandleId,
112                                                         final String resourceIdentifier,
113                                                         final String optionsParamInQuery,
114                                                         final String topicParamInQuery,
115                                                         final String requestId) {
116         final ResponseEntity<?> responseEntity = dmiDataOperations.getResourceDataFromDmi(cmHandleId,
117             resourceIdentifier,
118             optionsParamInQuery,
119             DmiOperations.DataStoreEnum.PASSTHROUGH_OPERATIONAL,
120             requestId, topicParamInQuery);
121         return responseEntity.getBody();
122     }
123
124     @Override
125     public Object getResourceDataPassThroughRunningForCmHandle(final String cmHandleId,
126                                                                final String resourceIdentifier,
127                                                                final String optionsParamInQuery,
128                                                                final String topicParamInQuery,
129                                                                final String requestId) {
130         final ResponseEntity<?> responseEntity = dmiDataOperations.getResourceDataFromDmi(cmHandleId,
131             resourceIdentifier,
132             optionsParamInQuery,
133             DmiOperations.DataStoreEnum.PASSTHROUGH_RUNNING,
134             requestId, topicParamInQuery);
135         return responseEntity.getBody();
136     }
137
138     @Override
139     public Object writeResourceDataPassThroughRunningForCmHandle(final String cmHandleId,
140                                                                  final String resourceIdentifier,
141                                                                  final OperationEnum operation,
142                                                                  final String requestData,
143                                                                  final String dataType) {
144         CpsValidator.validateNameCharacters(cmHandleId);
145         return dmiDataOperations.writeResourceDataPassThroughRunningFromDmi(cmHandleId, resourceIdentifier, operation,
146             requestData, dataType);
147     }
148
149
150     @Override
151     public Collection<ModuleReference> getYangResourcesModuleReferences(final String cmHandleId) {
152         CpsValidator.validateNameCharacters(cmHandleId);
153         return cpsModuleService.getYangResourcesModuleReferences(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, cmHandleId);
154     }
155
156     /**
157      * Retrieve cm handle identifiers for the given list of module names.
158      *
159      * @param moduleNames module names.
160      * @return a collection of anchor identifiers
161      */
162     @Override
163     public Collection<String> executeCmHandleHasAllModulesSearch(final Collection<String> moduleNames) {
164         return cpsAdminService.queryAnchorNames(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, moduleNames);
165     }
166
167     @Override
168     public Set<String> queryCmHandles(final CmHandleQueryApiParameters cmHandleQueryApiParameters) {
169
170         cmHandleQueryApiParameters.getPublicProperties().forEach((key, value) -> {
171             if (Strings.isNullOrEmpty(key)) {
172                 throw new DataValidationException("Invalid Query Parameter.",
173                     "Missing property name - please supply a valid name.");
174             }
175         });
176
177         return cpsAdminService.queryCmHandles(jsonObjectMapper.convertToValueType(cmHandleQueryApiParameters,
178             org.onap.cps.spi.model.CmHandleQueryParameters.class));
179     }
180
181     /**
182      * Retrieve cm handle details for a given cm handle.
183      *
184      * @param cmHandleId cm handle identifier
185      * @return cm handle details
186      */
187     @Override
188     public NcmpServiceCmHandle getNcmpServiceCmHandle(final String cmHandleId) {
189         CpsValidator.validateNameCharacters(cmHandleId);
190         final NcmpServiceCmHandle ncmpServiceCmHandle = new NcmpServiceCmHandle();
191         final YangModelCmHandle yangModelCmHandle =
192             yangModelCmHandleRetriever.getYangModelCmHandle(cmHandleId);
193         final List<YangModelCmHandle.Property> dmiProperties = yangModelCmHandle.getDmiProperties();
194         final List<YangModelCmHandle.Property> publicProperties = yangModelCmHandle.getPublicProperties();
195         ncmpServiceCmHandle.setCmHandleId(yangModelCmHandle.getId());
196         setDmiProperties(dmiProperties, ncmpServiceCmHandle);
197         setPublicProperties(publicProperties, ncmpServiceCmHandle);
198         return ncmpServiceCmHandle;
199     }
200
201     /**
202      * Get cm handle public properties for a given cm handle id.
203      *
204      * @param cmHandleId cm handle identifier
205      * @return cm handle public properties
206      */
207     @Override
208     public Map<String, String> getCmHandlePublicProperties(final String cmHandleId) {
209         CpsValidator.validateNameCharacters(cmHandleId);
210         final YangModelCmHandle yangModelCmHandle =
211             yangModelCmHandleRetriever.getYangModelCmHandle(cmHandleId);
212         final List<YangModelCmHandle.Property> yangModelPublicProperties = yangModelCmHandle.getPublicProperties();
213         final Map<String, String> cmHandlePublicProperties = new HashMap<>();
214         asPropertiesMap(yangModelPublicProperties, cmHandlePublicProperties);
215         return cmHandlePublicProperties;
216     }
217
218     /**
219      * THis method registers a cm handle and initiates modules sync.
220      *
221      * @param dmiPluginRegistration dmi plugin registration information.
222      * @return cm-handle registration response for create cm-handle requests.
223      */
224     public List<CmHandleRegistrationResponse> parseAndCreateCmHandlesInDmiRegistrationAndSyncModules(
225         final DmiPluginRegistration dmiPluginRegistration) {
226         List<CmHandleRegistrationResponse> cmHandleRegistrationResponses = new ArrayList<>();
227         try {
228             cmHandleRegistrationResponses = dmiPluginRegistration.getCreatedCmHandles().stream()
229                 .map(cmHandle ->
230                     YangModelCmHandle.toYangModelCmHandle(
231                         dmiPluginRegistration.getDmiPlugin(),
232                         dmiPluginRegistration.getDmiDataPlugin(),
233                         dmiPluginRegistration.getDmiModelPlugin(), cmHandle)
234                 )
235                 .map(this::registerAndSyncNewCmHandle)
236                 .collect(Collectors.toList());
237         } catch (final DataValidationException dataValidationException) {
238             cmHandleRegistrationResponses.add(CmHandleRegistrationResponse.createFailureResponse(dmiPluginRegistration
239                     .getCreatedCmHandles().stream()
240                     .map(NcmpServiceCmHandle::getCmHandleId).findFirst().orElse(null),
241                 RegistrationError.CM_HANDLE_INVALID_ID));
242         }
243         return cmHandleRegistrationResponses;
244     }
245
246     protected void syncModulesAndCreateAnchor(final YangModelCmHandle yangModelCmHandle) {
247         final String schemaSetName = moduleSyncService.syncAndCreateSchemaSet(yangModelCmHandle);
248         final String anchorName = yangModelCmHandle.getId();
249         cpsAdminService.createAnchor(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, schemaSetName,
250             anchorName);
251     }
252
253     protected List<CmHandleRegistrationResponse> parseAndRemoveCmHandlesInDmiRegistration(
254         final List<String> tobeRemovedCmHandles) {
255         final List<CmHandleRegistrationResponse> cmHandleRegistrationResponses =
256             new ArrayList<>(tobeRemovedCmHandles.size());
257         for (final String cmHandle : tobeRemovedCmHandles) {
258             try {
259                 CpsValidator.validateNameCharacters(cmHandle);
260                 deleteSchemaSetWithCascade(cmHandle);
261                 cpsDataService.deleteListOrListElement(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
262                     "/dmi-registry/cm-handles[@id='" + cmHandle + "']", NO_TIMESTAMP);
263                 cmHandleRegistrationResponses.add(CmHandleRegistrationResponse.createSuccessResponse(cmHandle));
264             } catch (final DataNodeNotFoundException dataNodeNotFoundException) {
265                 log.error("Unable to find dataNode for cmHandleId : {} , caused by : {}",
266                     cmHandle, dataNodeNotFoundException.getMessage());
267                 cmHandleRegistrationResponses.add(CmHandleRegistrationResponse
268                     .createFailureResponse(cmHandle, RegistrationError.CM_HANDLE_DOES_NOT_EXIST));
269             } catch (final DataValidationException dataValidationException) {
270                 log.error("Unable to de-register cm-handle id: {}, caused by: {}",
271                     cmHandle, dataValidationException.getMessage());
272                 cmHandleRegistrationResponses.add(CmHandleRegistrationResponse
273                     .createFailureResponse(cmHandle, RegistrationError.CM_HANDLE_INVALID_ID));
274             } catch (final Exception exception) {
275                 log.error("Unable to de-register cm-handle id : {} , caused by : {}",
276                     cmHandle, exception.getMessage());
277                 cmHandleRegistrationResponses.add(
278                     CmHandleRegistrationResponse.createFailureResponse(cmHandle, exception));
279             }
280         }
281         return cmHandleRegistrationResponses;
282     }
283
284     private void deleteSchemaSetWithCascade(final String schemaSetName) {
285         try {
286             cpsModuleService.deleteSchemaSet(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, schemaSetName,
287                 CASCADE_DELETE_ALLOWED);
288         } catch (final SchemaSetNotFoundException schemaSetNotFoundException) {
289             log.warn("Schema set {} does not exist or already deleted", schemaSetName);
290         }
291     }
292
293     private void setDmiProperties(final List<YangModelCmHandle.Property> dmiProperties,
294                                   final NcmpServiceCmHandle ncmpServiceCmHandle) {
295         final Map<String, String> dmiPropertiesMap = new LinkedHashMap<>(dmiProperties.size());
296         asPropertiesMap(dmiProperties, dmiPropertiesMap);
297         ncmpServiceCmHandle.setDmiProperties(dmiPropertiesMap);
298     }
299
300     private void setPublicProperties(final List<YangModelCmHandle.Property> publicProperties,
301                                      final NcmpServiceCmHandle ncmpServiceCmHandle) {
302         final Map<String, String> publicPropertiesMap = new LinkedHashMap<>();
303         asPropertiesMap(publicProperties, publicPropertiesMap);
304         ncmpServiceCmHandle.setPublicProperties(publicPropertiesMap);
305     }
306
307     private void asPropertiesMap(final List<YangModelCmHandle.Property> properties,
308                                  final Map<String, String> propertiesMap) {
309         for (final YangModelCmHandle.Property property: properties) {
310             propertiesMap.put(property.getName(), property.getValue());
311         }
312     }
313
314     private CmHandleRegistrationResponse registerAndSyncNewCmHandle(final YangModelCmHandle yangModelCmHandle) {
315         try {
316             final String cmHandleJsonData = String.format("{\"cm-handles\":[%s]}",
317                 jsonObjectMapper.asJsonString(yangModelCmHandle));
318             cpsDataService.saveListElements(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR, NCMP_DMI_REGISTRY_PARENT,
319                 cmHandleJsonData, NO_TIMESTAMP);
320             syncModulesAndCreateAnchor(yangModelCmHandle);
321             return CmHandleRegistrationResponse.createSuccessResponse(yangModelCmHandle.getId());
322         } catch (final AlreadyDefinedException alreadyDefinedException) {
323             return CmHandleRegistrationResponse.createFailureResponse(
324                 yangModelCmHandle.getId(), RegistrationError.CM_HANDLE_ALREADY_EXIST);
325         } catch (final Exception exception) {
326             return CmHandleRegistrationResponse.createFailureResponse(yangModelCmHandle.getId(), exception);
327         }
328     }
329
330 }