2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 Nordix Foundation.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.models.provider.impl;
23 import java.sql.Connection;
24 import java.sql.DriverManager;
25 import java.util.Base64;
26 import java.util.List;
29 import javax.ws.rs.core.Response;
31 import lombok.NonNull;
33 import org.onap.policy.models.base.PfModelException;
34 import org.onap.policy.models.base.PfModelRuntimeException;
35 import org.onap.policy.models.dao.DaoParameters;
36 import org.onap.policy.models.dao.PfDao;
37 import org.onap.policy.models.dao.PfDaoFactory;
38 import org.onap.policy.models.dao.impl.DefaultPfDao;
39 import org.onap.policy.models.pdp.concepts.Pdp;
40 import org.onap.policy.models.pdp.concepts.PdpGroup;
41 import org.onap.policy.models.pdp.concepts.PdpGroupFilter;
42 import org.onap.policy.models.pdp.concepts.PdpStatistics;
43 import org.onap.policy.models.pdp.concepts.PdpSubGroup;
44 import org.onap.policy.models.pdp.persistence.provider.PdpProvider;
45 import org.onap.policy.models.provider.PolicyModelsProvider;
46 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
47 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
48 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyFilter;
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.ToscaServiceTemplate;
52 import org.onap.policy.models.tosca.authorative.provider.AuthorativeToscaProvider;
53 import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyInput;
54 import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyOutput;
55 import org.onap.policy.models.tosca.legacy.concepts.LegacyOperationalPolicy;
56 import org.onap.policy.models.tosca.legacy.provider.LegacyProvider;
57 import org.slf4j.Logger;
58 import org.slf4j.LoggerFactory;
61 * This class provides an implementation of the Policy Models Provider for the ONAP Policy Framework that works towards
62 * a relational database.
64 * @author Liam Fallon (liam.fallon@est.tech)
66 public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
67 private static final Logger LOGGER = LoggerFactory.getLogger(DefaultPfDao.class);
69 private final PolicyModelsProviderParameters parameters;
71 // Database connection and the DAO for reading and writing Policy Framework concepts
72 private Connection connection;
76 * Constructor that takes the parameters.
78 * @param parameters the parameters for the provider
80 public DatabasePolicyModelsProviderImpl(@NonNull final PolicyModelsProviderParameters parameters) {
81 this.parameters = parameters;
85 public void init() throws PfModelException {
86 LOGGER.debug("opening the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
87 parameters.getPersistenceUnit());
89 if (connection != null || pfDao != null) {
90 String errorMessage = "provider is already initialized";
91 LOGGER.warn(errorMessage);
92 throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage);
95 // Decode the password using Base64
96 String decodedPassword = new String(Base64.getDecoder().decode(parameters.getDatabasePassword()));
98 // Connect to the database, call does not implement AutoCloseable for try-with-resources
100 connection = DriverManager.getConnection(parameters.getDatabaseUrl(), parameters.getDatabaseUser(),
102 } catch (Exception exc) {
103 String errorMessage = "could not connect to database with URL \"" + parameters.getDatabaseUrl() + "\"";
104 LOGGER.warn(errorMessage, exc);
105 throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage, exc);
108 // Parameters for the DAO
109 final DaoParameters daoParameters = new DaoParameters();
110 daoParameters.setPluginClass(DefaultPfDao.class.getCanonicalName());
111 daoParameters.setPersistenceUnit(parameters.getPersistenceUnit());
114 pfDao = new PfDaoFactory().createPfDao(daoParameters);
115 pfDao.init(daoParameters);
116 } catch (Exception exc) {
117 String errorMessage = "could not create Data Access Object (DAO) using url \"" + parameters.getDatabaseUrl()
118 + "\" and persistence unit \"" + parameters.getPersistenceUnit() + "\"";
119 LOGGER.warn(errorMessage, exc);
122 throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage, exc);
127 public void close() throws PfModelException {
128 LOGGER.debug("closing the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
129 parameters.getPersistenceUnit());
136 if (connection != null) {
139 } catch (Exception exc) {
141 String errorMessage =
142 "could not close connection to database with URL \"" + parameters.getDatabaseUrl() + "\"";
143 LOGGER.warn(errorMessage, exc);
144 throw new PfModelException(Response.Status.INTERNAL_SERVER_ERROR, errorMessage, exc);
150 LOGGER.debug("closed the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
151 parameters.getPersistenceUnit());
155 public ToscaServiceTemplate getPolicyTypes(final String name, final String version) throws PfModelException {
157 return new AuthorativeToscaProvider().getPolicyTypes(pfDao, name, version);
161 public List<ToscaPolicyType> getPolicyTypeList(final String name, final String version) throws PfModelException {
163 return new AuthorativeToscaProvider().getPolicyTypeList(pfDao, name, version);
167 public ToscaServiceTemplate getFilteredPolicyTypes(@NonNull ToscaPolicyTypeFilter filter) throws PfModelException {
169 return new AuthorativeToscaProvider().getFilteredPolicyTypes(pfDao, filter);
173 public List<ToscaPolicyType> getFilteredPolicyTypeList(@NonNull ToscaPolicyTypeFilter filter)
174 throws PfModelException {
176 return new AuthorativeToscaProvider().getFilteredPolicyTypeList(pfDao, filter);
180 public ToscaServiceTemplate createPolicyTypes(@NonNull final ToscaServiceTemplate serviceTemplate)
181 throws PfModelException {
183 return new AuthorativeToscaProvider().createPolicyTypes(pfDao, serviceTemplate);
187 public ToscaServiceTemplate updatePolicyTypes(@NonNull final ToscaServiceTemplate serviceTemplate)
188 throws PfModelException {
190 return new AuthorativeToscaProvider().updatePolicyTypes(pfDao, serviceTemplate);
194 public ToscaServiceTemplate deletePolicyType(@NonNull final String name, @NonNull final String version)
195 throws PfModelException {
197 return new AuthorativeToscaProvider().deletePolicyType(pfDao, name, version);
201 public ToscaServiceTemplate getPolicies(final String name, final String version) throws PfModelException {
203 return new AuthorativeToscaProvider().getPolicies(pfDao, name, version);
207 public List<ToscaPolicy> getPolicyList(final String name, final String version) throws PfModelException {
209 return new AuthorativeToscaProvider().getPolicyList(pfDao, name, version);
213 public ToscaServiceTemplate getFilteredPolicies(@NonNull ToscaPolicyFilter filter) throws PfModelException {
215 return new AuthorativeToscaProvider().getFilteredPolicies(pfDao, filter);
219 public List<ToscaPolicy> getFilteredPolicyList(@NonNull ToscaPolicyFilter filter) throws PfModelException {
221 return new AuthorativeToscaProvider().getFilteredPolicyList(pfDao, filter);
226 public ToscaServiceTemplate createPolicies(@NonNull final ToscaServiceTemplate serviceTemplate)
227 throws PfModelException {
229 return new AuthorativeToscaProvider().createPolicies(pfDao, serviceTemplate);
233 public ToscaServiceTemplate updatePolicies(@NonNull final ToscaServiceTemplate serviceTemplate)
234 throws PfModelException {
236 return new AuthorativeToscaProvider().updatePolicies(pfDao, serviceTemplate);
240 public ToscaServiceTemplate deletePolicy(@NonNull final String name, @NonNull final String version)
241 throws PfModelException {
243 return new AuthorativeToscaProvider().deletePolicy(pfDao, name, version);
247 public LegacyOperationalPolicy getOperationalPolicy(@NonNull final String policyId) throws PfModelException {
249 return new LegacyProvider().getOperationalPolicy(pfDao, policyId);
253 public LegacyOperationalPolicy createOperationalPolicy(
254 @NonNull final LegacyOperationalPolicy legacyOperationalPolicy) throws PfModelException {
256 return new LegacyProvider().createOperationalPolicy(pfDao, legacyOperationalPolicy);
260 public LegacyOperationalPolicy updateOperationalPolicy(
261 @NonNull final LegacyOperationalPolicy legacyOperationalPolicy) throws PfModelException {
263 return new LegacyProvider().updateOperationalPolicy(pfDao, legacyOperationalPolicy);
267 public LegacyOperationalPolicy deleteOperationalPolicy(@NonNull final String policyId) throws PfModelException {
269 return new LegacyProvider().deleteOperationalPolicy(pfDao, policyId);
273 public Map<String, LegacyGuardPolicyOutput> getGuardPolicy(@NonNull final String policyId) throws PfModelException {
275 return new LegacyProvider().getGuardPolicy(pfDao, policyId);
279 public Map<String, LegacyGuardPolicyOutput> createGuardPolicy(
280 @NonNull final LegacyGuardPolicyInput legacyGuardPolicy) throws PfModelException {
282 return new LegacyProvider().createGuardPolicy(pfDao, legacyGuardPolicy);
286 public Map<String, LegacyGuardPolicyOutput> updateGuardPolicy(
287 @NonNull final LegacyGuardPolicyInput legacyGuardPolicy) throws PfModelException {
289 return new LegacyProvider().updateGuardPolicy(pfDao, legacyGuardPolicy);
293 public Map<String, LegacyGuardPolicyOutput> deleteGuardPolicy(@NonNull final String policyId)
294 throws PfModelException {
296 return new LegacyProvider().deleteGuardPolicy(pfDao, policyId);
300 public List<PdpGroup> getPdpGroups(final String name, final String version) throws PfModelException {
302 return new PdpProvider().getPdpGroups(pfDao, name, version);
306 public List<PdpGroup> getFilteredPdpGroups(@NonNull PdpGroupFilter filter) throws PfModelException {
308 return new PdpProvider().getFilteredPdpGroups(pfDao, filter);
312 public List<PdpGroup> createPdpGroups(@NonNull final List<PdpGroup> pdpGroups) throws PfModelException {
314 return new PdpProvider().createPdpGroups(pfDao, pdpGroups);
318 public List<PdpGroup> updatePdpGroups(@NonNull final List<PdpGroup> pdpGroups) throws PfModelException {
320 return new PdpProvider().updatePdpGroups(pfDao, pdpGroups);
324 public void updatePdpSubGroup(@NonNull final String pdpGroupName, @NonNull final String pdpGroupVersion,
325 @NonNull final PdpSubGroup pdpSubGroup) throws PfModelException {
327 new PdpProvider().updatePdpSubGroup(pfDao, pdpGroupName, pdpGroupVersion, pdpSubGroup);
331 public void updatePdp(@NonNull String pdpGroupName, @NonNull String pdpGroupVersion,
332 @NonNull String pdpSubGroup, @NonNull Pdp pdp) throws PfModelException {
333 new PdpProvider().updatePdp(pfDao, pdpGroupName, pdpGroupVersion, pdpSubGroup, pdp);
337 public PdpGroup deletePdpGroup(@NonNull final String name, @NonNull final String version) throws PfModelException {
339 return new PdpProvider().deletePdpGroup(pfDao, name, version);
343 public List<PdpStatistics> getPdpStatistics(final String name, final String version) throws PfModelException {
345 return new PdpProvider().getPdpStatistics(pfDao, name, version);
349 public void updatePdpStatistics(@NonNull final String pdpGroupName, @NonNull final String pdpGroupVersion,
350 @NonNull final String pdpType, @NonNull final String pdpInstanceId,
351 @NonNull final PdpStatistics pdppStatistics) throws PfModelException {
353 new PdpProvider().updatePdpStatistics(pfDao, pdpGroupName, pdpGroupVersion, pdpType, pdpInstanceId,
358 * Check if the model provider is initialized.
360 private void assertInitilized() {
362 String errorMessage = "policy models provider is not initilaized";
363 LOGGER.warn(errorMessage);
364 throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, errorMessage);
369 * Hook for unit test mocking of database connection.
371 * @param client the mocked client
373 protected void setConnection(final Connection connection) {
374 this.connection = connection;