2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019-2020 Nordix Foundation.
4 * Modifications Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
5 * Modifications Copyright (C) 2020 Bell Canada. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
19 * SPDX-License-Identifier: Apache-2.0
20 * ============LICENSE_END=========================================================
23 package org.onap.policy.models.provider.impl;
25 import java.util.Date;
26 import java.util.List;
27 import java.util.Properties;
28 import javax.ws.rs.core.Response;
29 import lombok.NonNull;
30 import org.eclipse.persistence.config.PersistenceUnitProperties;
31 import org.onap.policy.models.base.PfModelException;
32 import org.onap.policy.models.base.PfModelRuntimeException;
33 import org.onap.policy.models.dao.DaoParameters;
34 import org.onap.policy.models.dao.PfDao;
35 import org.onap.policy.models.dao.PfDaoFactory;
36 import org.onap.policy.models.dao.impl.DefaultPfDao;
37 import org.onap.policy.models.pdp.concepts.Pdp;
38 import org.onap.policy.models.pdp.concepts.PdpGroup;
39 import org.onap.policy.models.pdp.concepts.PdpGroupFilter;
40 import org.onap.policy.models.pdp.concepts.PdpStatistics;
41 import org.onap.policy.models.pdp.concepts.PdpSubGroup;
42 import org.onap.policy.models.pdp.persistence.provider.PdpProvider;
43 import org.onap.policy.models.pdp.persistence.provider.PdpStatisticsProvider;
44 import org.onap.policy.models.provider.PolicyModelsProvider;
45 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
46 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
47 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyFilter;
48 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier;
49 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
50 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeFilter;
51 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
52 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
53 import org.onap.policy.models.tosca.authorative.provider.AuthorativeToscaProvider;
54 import org.slf4j.Logger;
55 import org.slf4j.LoggerFactory;
58 * This class provides an implementation of the Policy Models Provider for the ONAP Policy Framework that works towards
59 * a relational database.
61 * @author Liam Fallon (liam.fallon@est.tech)
63 public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
65 private static final Logger LOGGER = LoggerFactory.getLogger(DatabasePolicyModelsProviderImpl.class);
67 private final PolicyModelsProviderParameters parameters;
69 // Database connection and the DAO for reading and writing Policy Framework concepts
73 * Constructor that takes the parameters.
75 * @param parameters the parameters for the provider
77 public DatabasePolicyModelsProviderImpl(@NonNull final PolicyModelsProviderParameters parameters) {
78 this.parameters = parameters;
82 public void init() throws PfModelException {
83 LOGGER.debug("opening the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
84 parameters.getPersistenceUnit());
87 String errorMessage = "provider is already initialized";
88 LOGGER.warn(errorMessage);
89 throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage);
92 // Parameters for the DAO
93 final DaoParameters daoParameters = new DaoParameters();
94 daoParameters.setPluginClass(DefaultPfDao.class.getName());
95 daoParameters.setPersistenceUnit(parameters.getPersistenceUnit());
98 Properties jdbcProperties = new Properties();
99 jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_DRIVER, parameters.getDatabaseDriver());
100 jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_URL, parameters.getDatabaseUrl());
101 jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_USER, parameters.getDatabaseUser());
102 jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_PASSWORD, parameters.getDatabasePassword());
105 daoParameters.setJdbcProperties(jdbcProperties);
108 pfDao = new PfDaoFactory().createPfDao(daoParameters);
109 pfDao.init(daoParameters);
110 } catch (Exception exc) {
111 String errorMessage = "could not create Data Access Object (DAO) using url \"" + parameters.getDatabaseUrl()
112 + "\" and persistence unit \"" + parameters.getPersistenceUnit() + "\"";
115 throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage, exc);
120 public void close() throws PfModelException {
121 LOGGER.debug("closing the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
122 parameters.getPersistenceUnit());
129 LOGGER.debug("closed the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
130 parameters.getPersistenceUnit());
134 public ToscaServiceTemplate getPolicyTypes(final String name, final String version) throws PfModelException {
136 return new AuthorativeToscaProvider().getPolicyTypes(pfDao, name, version);
140 public List<ToscaPolicyType> getPolicyTypeList(final String name, final String version) throws PfModelException {
142 return new AuthorativeToscaProvider().getPolicyTypeList(pfDao, name, version);
146 public ToscaServiceTemplate getFilteredPolicyTypes(@NonNull ToscaPolicyTypeFilter filter) throws PfModelException {
148 return new AuthorativeToscaProvider().getFilteredPolicyTypes(pfDao, filter);
152 public List<ToscaPolicyType> getFilteredPolicyTypeList(@NonNull ToscaPolicyTypeFilter filter)
153 throws PfModelException {
155 return new AuthorativeToscaProvider().getFilteredPolicyTypeList(pfDao, filter);
159 public ToscaServiceTemplate createPolicyTypes(@NonNull final ToscaServiceTemplate serviceTemplate)
160 throws PfModelException {
162 return new AuthorativeToscaProvider().createPolicyTypes(pfDao, serviceTemplate);
166 public ToscaServiceTemplate updatePolicyTypes(@NonNull final ToscaServiceTemplate serviceTemplate)
167 throws PfModelException {
169 return new AuthorativeToscaProvider().updatePolicyTypes(pfDao, serviceTemplate);
173 public ToscaServiceTemplate deletePolicyType(@NonNull final String name, @NonNull final String version)
174 throws PfModelException {
177 ToscaPolicyTypeIdentifier policyTypeIdentifier = new ToscaPolicyTypeIdentifier(name, version);
178 assertPolicyTypeNotSupportedInPdpGroup(policyTypeIdentifier);
180 return new AuthorativeToscaProvider().deletePolicyType(pfDao, name, version);
184 public ToscaServiceTemplate getPolicies(final String name, final String version) throws PfModelException {
186 return new AuthorativeToscaProvider().getPolicies(pfDao, name, version);
190 public List<ToscaPolicy> getPolicyList(final String name, final String version) throws PfModelException {
192 return new AuthorativeToscaProvider().getPolicyList(pfDao, name, version);
196 public ToscaServiceTemplate getFilteredPolicies(@NonNull ToscaPolicyFilter filter) throws PfModelException {
198 return new AuthorativeToscaProvider().getFilteredPolicies(pfDao, filter);
202 public List<ToscaPolicy> getFilteredPolicyList(@NonNull ToscaPolicyFilter filter) throws PfModelException {
204 return new AuthorativeToscaProvider().getFilteredPolicyList(pfDao, filter);
208 public ToscaServiceTemplate createPolicies(@NonNull final ToscaServiceTemplate serviceTemplate)
209 throws PfModelException {
211 return new AuthorativeToscaProvider().createPolicies(pfDao, serviceTemplate);
215 public ToscaServiceTemplate updatePolicies(@NonNull final ToscaServiceTemplate serviceTemplate)
216 throws PfModelException {
218 return new AuthorativeToscaProvider().updatePolicies(pfDao, serviceTemplate);
222 public ToscaServiceTemplate deletePolicy(@NonNull final String name, @NonNull final String version)
223 throws PfModelException {
226 ToscaPolicyIdentifier policyIdentifier = new ToscaPolicyIdentifier(name, version);
227 assertPolicyNotDeployedInPdpGroup(policyIdentifier);
229 return new AuthorativeToscaProvider().deletePolicy(pfDao, name, version);
233 public List<PdpGroup> getPdpGroups(final String name) throws PfModelException {
235 return new PdpProvider().getPdpGroups(pfDao, name);
239 public List<PdpGroup> getFilteredPdpGroups(@NonNull PdpGroupFilter filter) throws PfModelException {
241 return new PdpProvider().getFilteredPdpGroups(pfDao, filter);
245 public List<PdpGroup> createPdpGroups(@NonNull final List<PdpGroup> pdpGroups) throws PfModelException {
247 return new PdpProvider().createPdpGroups(pfDao, pdpGroups);
251 public List<PdpGroup> updatePdpGroups(@NonNull final List<PdpGroup> pdpGroups) throws PfModelException {
253 return new PdpProvider().updatePdpGroups(pfDao, pdpGroups);
257 public void updatePdpSubGroup(@NonNull final String pdpGroupName, @NonNull final PdpSubGroup pdpSubGroup)
258 throws PfModelException {
260 new PdpProvider().updatePdpSubGroup(pfDao, pdpGroupName, pdpSubGroup);
264 public void updatePdp(@NonNull String pdpGroupName, @NonNull String pdpSubGroup, @NonNull Pdp pdp)
265 throws PfModelException {
266 new PdpProvider().updatePdp(pfDao, pdpGroupName, pdpSubGroup, pdp);
270 public PdpGroup deletePdpGroup(@NonNull final String name) throws PfModelException {
272 return new PdpProvider().deletePdpGroup(pfDao, name);
276 public List<PdpStatistics> getPdpStatistics(final String name, final Date timestamp) throws PfModelException {
278 return new PdpStatisticsProvider().getPdpStatistics(pfDao, name, timestamp);
282 public List<PdpStatistics> getFilteredPdpStatistics(final String name, @NonNull final String pdpGroupName,
283 final String pdpSubGroup, final Date startTimeStamp, final Date endTimeStamp, final String sortOrder,
284 final int getRecordNum) throws PfModelException {
286 return new PdpStatisticsProvider().getFilteredPdpStatistics(pfDao, name, pdpGroupName, pdpSubGroup,
287 startTimeStamp, endTimeStamp, sortOrder, getRecordNum);
291 public List<PdpStatistics> createPdpStatistics(@NonNull final List<PdpStatistics> pdpStatisticsList)
292 throws PfModelException {
294 return new PdpStatisticsProvider().createPdpStatistics(pfDao, pdpStatisticsList);
298 public List<PdpStatistics> updatePdpStatistics(@NonNull final List<PdpStatistics> pdpStatisticsList)
299 throws PfModelException {
301 return new PdpStatisticsProvider().updatePdpStatistics(pfDao, pdpStatisticsList);
305 public List<PdpStatistics> deletePdpStatistics(@NonNull final String name, final Date timestamp)
306 throws PfModelException {
308 return new PdpStatisticsProvider().deletePdpStatistics(pfDao, name, timestamp);
312 * Check if the model provider is initialized.
314 private void assertInitialized() {
316 String errorMessage = "policy models provider is not initilaized";
317 LOGGER.warn(errorMessage);
318 throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, errorMessage);
323 * Assert that the policy type is not supported in any PDP group.
325 * @param policyTypeIdentifier the policy type identifier
326 * @throws PfModelException if the policy type is supported in a PDP group
328 private void assertPolicyTypeNotSupportedInPdpGroup(ToscaPolicyTypeIdentifier policyTypeIdentifier)
329 throws PfModelException {
330 for (PdpGroup pdpGroup : getPdpGroups(null)) {
331 for (PdpSubGroup pdpSubGroup : pdpGroup.getPdpSubgroups()) {
332 if (pdpSubGroup.getSupportedPolicyTypes().contains(policyTypeIdentifier)) {
333 throw new PfModelRuntimeException(Response.Status.NOT_ACCEPTABLE,
334 "policy type is in use, it is referenced in PDP group " + pdpGroup.getName() + " subgroup "
335 + pdpSubGroup.getPdpType());
342 * Assert that the policy is not deployed in a PDP group.
344 * @param policyIdentifier the identifier of the policy
345 * @throws PfModelException thrown if the policy is deployed in a PDP group
347 private void assertPolicyNotDeployedInPdpGroup(final ToscaPolicyIdentifier policyIdentifier)
348 throws PfModelException {
349 for (PdpGroup pdpGroup : getPdpGroups(null)) {
350 for (PdpSubGroup pdpSubGroup : pdpGroup.getPdpSubgroups()) {
351 if (pdpSubGroup.getPolicies().contains(policyIdentifier)) {
352 throw new PfModelRuntimeException(Response.Status.NOT_ACCEPTABLE,
353 "policy is in use, it is deployed in PDP group " + pdpGroup.getName() + " subgroup "
354 + pdpSubGroup.getPdpType());