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.kubernetes.handler;
23 import java.io.IOException;
24 import java.lang.invoke.MethodHandles;
25 import java.util.HashMap;
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 javax.ws.rs.core.Response;
34 import lombok.AccessLevel;
36 import org.onap.policy.clamp.acm.participant.intermediary.api.AutomationCompositionElementListener;
37 import org.onap.policy.clamp.acm.participant.intermediary.api.ParticipantIntermediaryApi;
38 import org.onap.policy.clamp.acm.participant.kubernetes.exception.ServiceException;
39 import org.onap.policy.clamp.acm.participant.kubernetes.helm.PodStatusValidator;
40 import org.onap.policy.clamp.acm.participant.kubernetes.models.ChartInfo;
41 import org.onap.policy.clamp.acm.participant.kubernetes.service.ChartService;
42 import org.onap.policy.clamp.models.acm.concepts.AcElementDeploy;
43 import org.onap.policy.clamp.models.acm.concepts.AcTypeState;
44 import org.onap.policy.clamp.models.acm.concepts.AutomationCompositionElementDefinition;
45 import org.onap.policy.clamp.models.acm.concepts.DeployState;
46 import org.onap.policy.clamp.models.acm.concepts.LockState;
47 import org.onap.policy.clamp.models.acm.concepts.StateChangeResult;
48 import org.onap.policy.common.utils.coder.Coder;
49 import org.onap.policy.common.utils.coder.CoderException;
50 import org.onap.policy.common.utils.coder.StandardCoder;
51 import org.onap.policy.models.base.PfModelException;
52 import org.slf4j.Logger;
53 import org.slf4j.LoggerFactory;
54 import org.springframework.beans.factory.annotation.Autowired;
55 import org.springframework.stereotype.Component;
58 * This class handles implementation of automationCompositionElement updates.
61 public class AutomationCompositionElementHandler implements AutomationCompositionElementListener {
62 private static final Logger LOGGER = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
64 private ExecutorService executor = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
66 // Map of helm installation and the status of corresponding pods
68 private static Map<String, Map<String, String>> podStatusMap = new ConcurrentHashMap<>();
69 private static final Coder CODER = new StandardCoder();
72 private ChartService chartService;
75 private ParticipantIntermediaryApi intermediaryApi;
77 // Map of acElement Id and installed Helm charts
78 @Getter(AccessLevel.PACKAGE)
79 private final Map<UUID, ChartInfo> chartMap = new HashMap<>();
81 // Default thread config values
82 private static class ThreadConfig {
83 private int uninitializedToPassiveTimeout = 60;
84 private int podStatusCheckInterval = 30;
88 * Callback method to handle a automation composition element state change.
90 * @param automationCompositionElementId the ID of the automation composition element
93 public synchronized void undeploy(UUID automationCompositionId, UUID automationCompositionElementId) {
94 var chart = chartMap.get(automationCompositionElementId);
96 LOGGER.info("Helm deployment to be deleted {} ", chart.getReleaseName());
98 chartService.uninstallChart(chart);
99 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId,
100 automationCompositionElementId, DeployState.UNDEPLOYED, null, StateChangeResult.NO_ERROR,
102 chartMap.remove(automationCompositionElementId);
103 podStatusMap.remove(chart.getReleaseName());
104 } catch (ServiceException se) {
105 LOGGER.warn("Deletion of Helm deployment failed", se);
111 * Callback method to handle an update on a automation composition element.
113 * @param automationCompositionId the automationComposition Id
114 * @param element the information on the automation composition element
115 * @param properties properties Map
116 * @throws PfModelException in case of an exception
119 public synchronized void deploy(UUID automationCompositionId, AcElementDeploy element,
120 Map<String, Object> properties) throws PfModelException {
121 @SuppressWarnings("unchecked")
122 var chartData = (Map<String, Object>) properties.get("chart");
124 LOGGER.info("Installation request received for the Helm Chart {} ", chartData);
126 var chartInfo = CODER.convert(chartData, ChartInfo.class);
127 if (chartService.installChart(chartInfo)) {
128 chartMap.put(element.getId(), chartInfo);
130 var config = CODER.convert(properties, ThreadConfig.class);
131 checkPodStatus(automationCompositionId, element.getId(), chartInfo,
132 config.uninitializedToPassiveTimeout, config.podStatusCheckInterval);
134 } catch (ServiceException | CoderException | IOException e) {
135 LOGGER.warn("Installation of Helm chart failed", e);
136 } catch (InterruptedException e) {
137 Thread.currentThread().interrupt();
138 throw new PfModelException(Response.Status.BAD_REQUEST, "Error invoking ExecutorService ", e);
139 } catch (ExecutionException e) {
140 throw new PfModelException(Response.Status.BAD_REQUEST, "Error retrieving pod status result ", e);
145 * Invoke a new thread to check the status of deployed pods.
147 * @param chart ChartInfo
149 public void checkPodStatus(UUID automationCompositionId, UUID elementId, ChartInfo chart, int timeout,
150 int podStatusCheckInterval) throws ExecutionException, InterruptedException {
151 // Invoke runnable thread to check pod status
152 var result = executor.submit(new PodStatusValidator(chart, timeout, podStatusCheckInterval), "Done");
153 if (!result.get().isEmpty()) {
154 LOGGER.info("Pod Status Validator Completed: {}", result.isDone());
155 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId, elementId,
156 DeployState.DEPLOYED, null, StateChangeResult.NO_ERROR, "Deployed");
161 public void lock(UUID instanceId, UUID elementId) throws PfModelException {
162 intermediaryApi.updateAutomationCompositionElementState(instanceId, elementId, null, LockState.LOCKED,
163 StateChangeResult.NO_ERROR, "Locked");
167 public void unlock(UUID instanceId, UUID elementId) throws PfModelException {
168 intermediaryApi.updateAutomationCompositionElementState(instanceId, elementId, null, LockState.UNLOCKED,
169 StateChangeResult.NO_ERROR, "Unlocked");
173 public void delete(UUID instanceId, UUID elementId) throws PfModelException {
174 intermediaryApi.updateAutomationCompositionElementState(instanceId, elementId, DeployState.DELETED, null,
175 StateChangeResult.NO_ERROR, "Deleted");
179 public void update(UUID instanceId, AcElementDeploy element, Map<String, Object> properties)
180 throws PfModelException {
181 intermediaryApi.updateAutomationCompositionElementState(instanceId, element.getId(), DeployState.DEPLOYED, null,
182 StateChangeResult.NO_ERROR, "Update not supported");
186 public void prime(UUID compositionId, List<AutomationCompositionElementDefinition> elementDefinitionList)
187 throws PfModelException {
188 intermediaryApi.updateCompositionState(compositionId, AcTypeState.PRIMED, StateChangeResult.NO_ERROR, "Primed");
192 public void deprime(UUID compositionId) throws PfModelException {
193 intermediaryApi.updateCompositionState(compositionId, AcTypeState.COMMISSIONED, StateChangeResult.NO_ERROR,