2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 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.clamp.controlloop.runtime.instantiation;
23 import java.io.Closeable;
24 import java.io.IOException;
25 import java.util.ArrayList;
26 import java.util.Collections;
27 import java.util.List;
29 import java.util.function.UnaryOperator;
30 import java.util.stream.Collectors;
31 import javax.ws.rs.core.Response;
32 import javax.ws.rs.core.Response.Status;
33 import org.onap.policy.clamp.controlloop.common.exception.ControlLoopException;
34 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoop;
35 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopElement;
36 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopState;
37 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoops;
38 import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ControlLoopProvider;
39 import org.onap.policy.clamp.controlloop.models.messages.rest.instantiation.InstantiationCommand;
40 import org.onap.policy.clamp.controlloop.models.messages.rest.instantiation.InstantiationResponse;
41 import org.onap.policy.clamp.controlloop.runtime.commissioning.CommissioningProvider;
42 import org.onap.policy.clamp.controlloop.runtime.supervision.SupervisionHandler;
43 import org.onap.policy.common.parameters.BeanValidationResult;
44 import org.onap.policy.common.parameters.ObjectValidationResult;
45 import org.onap.policy.common.parameters.ValidationResult;
46 import org.onap.policy.common.parameters.ValidationStatus;
47 import org.onap.policy.models.base.PfModelException;
48 import org.onap.policy.models.base.PfModelRuntimeException;
49 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
50 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
51 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
54 * This class is dedicated to the Instantiation of Commissioned control loop.
56 public class ControlLoopInstantiationProvider implements Closeable {
57 private final ControlLoopProvider controlLoopProvider;
58 private final CommissioningProvider commissioningProvider;
60 private static final Object lockit = new Object();
63 * Create a instantiation provider.
65 * @param databaseProviderParameters the parameters for database access
67 public ControlLoopInstantiationProvider(PolicyModelsProviderParameters databaseProviderParameters) {
69 controlLoopProvider = new ControlLoopProvider(databaseProviderParameters);
70 commissioningProvider = new CommissioningProvider(databaseProviderParameters);
71 } catch (PfModelException e) {
72 throw new PfModelRuntimeException(e);
77 public void close() throws IOException {
78 controlLoopProvider.close();
82 * Create control loops.
84 * @param controlLoops the control loop
85 * @return the result of the instantiation operation
86 * @throws PfModelException on creation errors
88 public InstantiationResponse createControlLoops(ControlLoops controlLoops) throws PfModelException {
90 synchronized (lockit) {
91 for (ControlLoop controlLoop : controlLoops.getControlLoopList()) {
92 ControlLoop checkControlLoop = controlLoopProvider.getControlLoop(controlLoop.getKey().asIdentifier());
93 if (checkControlLoop != null) {
94 throw new PfModelException(Response.Status.BAD_REQUEST,
95 controlLoop.getKey().asIdentifier() + " already defined");
98 BeanValidationResult validationResult = validateControlLoops(controlLoops);
99 if (!validationResult.isValid()) {
100 throw new PfModelException(Response.Status.BAD_REQUEST, validationResult.getResult());
102 controlLoopProvider.createControlLoops(controlLoops.getControlLoopList());
105 InstantiationResponse response = new InstantiationResponse();
106 response.setAffectedControlLoops(controlLoops.getControlLoopList().stream()
107 .map(cl -> cl.getKey().asIdentifier()).collect(Collectors.toList()));
113 * Update control loops.
115 * @param controlLoops the control loop
116 * @return the result of the instantiation operation
117 * @throws PfModelException on update errors
119 public InstantiationResponse updateControlLoops(ControlLoops controlLoops) throws PfModelException {
120 synchronized (lockit) {
121 BeanValidationResult validationResult = validateControlLoops(controlLoops);
122 if (!validationResult.isValid()) {
123 throw new PfModelException(Response.Status.BAD_REQUEST, validationResult.getResult());
125 controlLoopProvider.updateControlLoops(controlLoops.getControlLoopList());
128 InstantiationResponse response = new InstantiationResponse();
129 response.setAffectedControlLoops(controlLoops.getControlLoopList().stream()
130 .map(cl -> cl.getKey().asIdentifier()).collect(Collectors.toList()));
136 * Validate ControlLoops.
138 * @param controlLoops ControlLoops to validate
139 * @result the result of validation
140 * @throws PfModelException if controlLoops is not valid
142 private BeanValidationResult validateControlLoops(ControlLoops controlLoops) throws PfModelException {
144 BeanValidationResult result = new BeanValidationResult("ControlLoops", controlLoops);
146 for (ControlLoop controlLoop : controlLoops.getControlLoopList()) {
147 BeanValidationResult subResult = new BeanValidationResult(
148 "entry " + controlLoop.getDefinition().getName(), controlLoop);
150 List<ToscaNodeTemplate> toscaNodeTemplates = commissioningProvider.getControlLoopDefinitions(
151 controlLoop.getDefinition().getName(), controlLoop.getDefinition().getVersion());
153 if (toscaNodeTemplates.isEmpty()) {
155 .addResult(new ObjectValidationResult("ControlLoop", controlLoop.getDefinition().getName(),
156 ValidationStatus.INVALID, "Commissioned control loop definition not FOUND"));
157 } else if (toscaNodeTemplates.size() > 1) {
159 .addResult(new ObjectValidationResult("ControlLoop", controlLoop.getDefinition().getName(),
160 ValidationStatus.INVALID, "Commissioned control loop definition not VALID"));
163 List<ToscaNodeTemplate> clElementDefinitions =
164 commissioningProvider.getControlLoopElementDefinitions(toscaNodeTemplates.get(0));
167 Map<String, ToscaConceptIdentifier> definitions = clElementDefinitions
169 .map(nodeTemplate -> nodeTemplate.getKey().asIdentifier())
170 .collect(Collectors.toMap(ToscaConceptIdentifier::getName, UnaryOperator.identity()));
173 for (ControlLoopElement element : controlLoop.getElements().values()) {
174 subResult.addResult(validateDefinition(definitions, element.getDefinition()));
177 result.addResult(subResult);
183 * Validate ToscaConceptIdentifier, checking if exist in ToscaConceptIdentifiers map.
185 * @param definitions map of all ToscaConceptIdentifiers
186 * @param definition ToscaConceptIdentifier to validate
187 * @result result the validation result
189 private ValidationResult validateDefinition(Map<String, ToscaConceptIdentifier> definitions,
190 ToscaConceptIdentifier definition) {
191 BeanValidationResult result = new BeanValidationResult("entry " + definition.getName(), definition);
192 ToscaConceptIdentifier identifier = definitions.get(definition.getName());
193 if (identifier == null) {
194 result.setResult(ValidationStatus.INVALID, "Not FOUND");
195 } else if (!identifier.equals(definition)) {
196 result.setResult(ValidationStatus.INVALID, "Version not matching");
198 return (result.isClean() ? null : result);
202 * Delete the control loop with the given name and version.
204 * @param name the name of the control loop to delete
205 * @param version the version of the control loop to delete
206 * @return the result of the deletion
207 * @throws PfModelException on deletion errors
209 public InstantiationResponse deleteControlLoop(String name, String version) throws PfModelException {
210 InstantiationResponse response = new InstantiationResponse();
211 synchronized (lockit) {
212 List<ControlLoop> controlLoops = controlLoopProvider.getControlLoops(name, version);
213 if (controlLoops.isEmpty()) {
214 throw new PfModelException(Response.Status.NOT_FOUND, "Control Loop not found");
216 for (ControlLoop controlLoop : controlLoops) {
217 if (!ControlLoopState.UNINITIALISED.equals(controlLoop.getState())) {
218 throw new PfModelException(Response.Status.BAD_REQUEST,
219 "Control Loop State is still " + controlLoop.getState());
223 response.setAffectedControlLoops(Collections
224 .singletonList(controlLoopProvider.deleteControlLoop(name, version).getKey().asIdentifier()));
230 * Get the requested control loops.
232 * @param name the name of the control loop to get, null for all control loops
233 * @param version the version of the control loop to get, null for all control loops
234 * @return the control loops
235 * @throws PfModelException on errors getting control loops
237 public ControlLoops getControlLoops(String name, String version) throws PfModelException {
238 ControlLoops controlLoops = new ControlLoops();
239 controlLoops.setControlLoopList(controlLoopProvider.getControlLoops(name, version));
245 * Issue a command to control loops, setting their ordered state.
247 * @param command the command to issue to control loops
248 * @return the result of the initiation command
249 * @throws PfModelException on errors setting the ordered state on the control loops
250 * @throws ControlLoopException on ordered state invalid
252 public InstantiationResponse issueControlLoopCommand(InstantiationCommand command)
253 throws ControlLoopException, PfModelException {
255 if (command.getOrderedState() == null) {
256 throw new ControlLoopException(Status.BAD_REQUEST, "ordered state invalid or not specified on command");
259 synchronized (lockit) {
260 List<ControlLoop> controlLoops = new ArrayList<>(command.getControlLoopIdentifierList().size());
261 for (ToscaConceptIdentifier id : command.getControlLoopIdentifierList()) {
262 ControlLoop controlLoop = controlLoopProvider.getControlLoop(id);
263 controlLoop.setCascadedOrderedState(command.getOrderedState());
264 controlLoops.add(controlLoop);
266 controlLoopProvider.updateControlLoops(controlLoops);
269 SupervisionHandler supervisionHandler = SupervisionHandler.getInstance();
270 supervisionHandler.triggerControlLoopSupervision(command.getControlLoopIdentifierList());
271 InstantiationResponse response = new InstantiationResponse();
272 response.setAffectedControlLoops(command.getControlLoopIdentifierList());