2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021-2023 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.acm.participant.http.main.handler;
23 import java.io.Closeable;
24 import java.io.IOException;
25 import java.lang.invoke.MethodHandles;
26 import java.util.List;
28 import java.util.UUID;
29 import java.util.concurrent.ConcurrentHashMap;
30 import java.util.concurrent.ExecutionException;
31 import java.util.concurrent.ExecutorService;
32 import java.util.concurrent.Executors;
33 import java.util.stream.Collectors;
34 import javax.validation.Validation;
35 import javax.ws.rs.core.Response.Status;
36 import lombok.RequiredArgsConstructor;
38 import org.apache.commons.lang3.tuple.Pair;
39 import org.onap.policy.clamp.acm.participant.http.main.models.ConfigRequest;
40 import org.onap.policy.clamp.acm.participant.http.main.webclient.AcHttpClient;
41 import org.onap.policy.clamp.acm.participant.intermediary.api.AutomationCompositionElementListener;
42 import org.onap.policy.clamp.acm.participant.intermediary.api.ParticipantIntermediaryApi;
43 import org.onap.policy.clamp.common.acm.exception.AutomationCompositionException;
44 import org.onap.policy.clamp.models.acm.concepts.AcElementDeploy;
45 import org.onap.policy.clamp.models.acm.concepts.AcTypeState;
46 import org.onap.policy.clamp.models.acm.concepts.AutomationCompositionElementDefinition;
47 import org.onap.policy.clamp.models.acm.concepts.DeployState;
48 import org.onap.policy.clamp.models.acm.concepts.LockState;
49 import org.onap.policy.clamp.models.acm.concepts.StateChangeResult;
50 import org.onap.policy.common.utils.coder.Coder;
51 import org.onap.policy.common.utils.coder.CoderException;
52 import org.onap.policy.common.utils.coder.StandardCoder;
53 import org.onap.policy.models.base.PfModelException;
54 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
55 import org.slf4j.Logger;
56 import org.slf4j.LoggerFactory;
57 import org.springframework.http.HttpStatus;
58 import org.springframework.stereotype.Component;
61 * This class handles implementation of automationCompositionElement updates.
64 @RequiredArgsConstructor
65 public class AutomationCompositionElementHandler implements AutomationCompositionElementListener, Closeable {
67 private static final Coder CODER = new StandardCoder();
69 private static final Logger LOGGER = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
71 private final ExecutorService executor = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
74 private ParticipantIntermediaryApi intermediaryApi;
76 private final AcHttpClient acHttpClient;
79 * Handle a automation composition element state change.
81 * @param automationCompositionElementId the ID of the automation composition element
84 public void undeploy(UUID automationCompositionId, UUID automationCompositionElementId) {
85 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId, automationCompositionElementId,
86 DeployState.UNDEPLOYED, null, StateChangeResult.NO_ERROR, "");
90 * Callback method to handle an update on a automation composition element.
92 * @param automationCompositionId the automationComposition Id
93 * @param element the information on the automation composition element
94 * @param properties properties Map
95 * @throws PfModelException in case of a exception
98 public void deploy(UUID automationCompositionId, AcElementDeploy element, Map<String, Object> properties)
99 throws PfModelException {
101 var configRequest = getConfigRequest(properties);
102 var restResponseMap = invokeHttpClient(configRequest);
103 var failedResponseStatus = restResponseMap.values().stream()
104 .filter(response -> !HttpStatus.valueOf(response.getKey()).is2xxSuccessful())
105 .collect(Collectors.toList());
106 if (failedResponseStatus.isEmpty()) {
107 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId, element.getId(),
108 DeployState.DEPLOYED, null, StateChangeResult.NO_ERROR, "Deployed");
110 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId, element.getId(),
111 DeployState.UNDEPLOYED, null, StateChangeResult.FAILED,
112 "Error on Invoking the http request: " + failedResponseStatus);
114 } catch (AutomationCompositionException e) {
115 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId, element.getId(),
116 DeployState.UNDEPLOYED, null, StateChangeResult.FAILED, e.getMessage());
120 private ConfigRequest getConfigRequest(Map<String, Object> properties) throws AutomationCompositionException {
122 var configRequest = CODER.convert(properties, ConfigRequest.class);
123 var violations = Validation.buildDefaultValidatorFactory().getValidator().validate(configRequest);
124 if (!violations.isEmpty()) {
125 LOGGER.error("Violations found in the config request parameters: {}", violations);
126 throw new AutomationCompositionException(Status.BAD_REQUEST,
127 "Constraint violations in the config request");
129 return configRequest;
130 } catch (CoderException e) {
131 throw new AutomationCompositionException(Status.BAD_REQUEST, "Error extracting ConfigRequest ", e);
136 * Invoke a runnable thread to execute http requests.
138 * @param configRequest ConfigRequest
140 private Map<ToscaConceptIdentifier, Pair<Integer, String>> invokeHttpClient(ConfigRequest configRequest)
141 throws PfModelException {
143 Map<ToscaConceptIdentifier, Pair<Integer, String>> restResponseMap = new ConcurrentHashMap<>();
144 // Invoke runnable thread to execute https requests of all config entities
145 var result = executor.submit(() -> acHttpClient.run(configRequest, restResponseMap), restResponseMap);
146 if (!result.get().isEmpty()) {
147 LOGGER.debug("Http Request Completed: {}", result.isDone());
149 return restResponseMap;
150 } catch (InterruptedException e) {
151 Thread.currentThread().interrupt();
152 throw new PfModelException(Status.BAD_REQUEST, "Error invoking ExecutorService ", e);
153 } catch (ExecutionException e) {
154 throw new PfModelException(Status.BAD_REQUEST, "Error invoking the http request for the config ", e);
159 public void lock(UUID instanceId, UUID elementId) throws PfModelException {
160 intermediaryApi.updateAutomationCompositionElementState(instanceId, elementId, null, LockState.LOCKED,
161 StateChangeResult.NO_ERROR, "Locked");
165 public void unlock(UUID instanceId, UUID elementId) throws PfModelException {
166 intermediaryApi.updateAutomationCompositionElementState(instanceId, elementId, null, LockState.UNLOCKED,
167 StateChangeResult.NO_ERROR, "Unlocked");
171 public void delete(UUID instanceId, UUID elementId) throws PfModelException {
172 intermediaryApi.updateAutomationCompositionElementState(instanceId, elementId, DeployState.DELETED, null,
173 StateChangeResult.NO_ERROR, "Deleted");
177 public void update(UUID instanceId, AcElementDeploy element, Map<String, Object> properties)
178 throws PfModelException {
179 intermediaryApi.updateAutomationCompositionElementState(instanceId, element.getId(), DeployState.DEPLOYED, null,
180 StateChangeResult.NO_ERROR, "Update not supported");
184 public void prime(UUID compositionId, List<AutomationCompositionElementDefinition> elementDefinitionList)
185 throws PfModelException {
186 intermediaryApi.updateCompositionState(compositionId, AcTypeState.PRIMED, StateChangeResult.NO_ERROR, "Primed");
190 public void deprime(UUID compositionId) throws PfModelException {
191 intermediaryApi.updateCompositionState(compositionId, AcTypeState.COMMISSIONED, StateChangeResult.NO_ERROR,
196 * Closes this stream and releases any system resources associated
197 * with it. If the stream is already closed then invoking this
198 * method has no effect.
200 * @throws IOException if an I/O error occurs
203 public void close() throws IOException {