2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021-2023 Nordix Foundation.
4 * ================================================================================
5 * Modifications Copyright (C) 2021 AT&T Intellectual Property. 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.clamp.acm.participant.policy.main.handler;
25 import java.util.ArrayList;
26 import java.util.LinkedHashMap;
27 import java.util.List;
29 import java.util.UUID;
30 import javax.ws.rs.core.Response.Status;
31 import lombok.RequiredArgsConstructor;
33 import org.apache.http.HttpStatus;
34 import org.onap.policy.clamp.acm.participant.intermediary.api.AutomationCompositionElementListener;
35 import org.onap.policy.clamp.acm.participant.intermediary.api.ParticipantIntermediaryApi;
36 import org.onap.policy.clamp.acm.participant.policy.client.PolicyApiHttpClient;
37 import org.onap.policy.clamp.acm.participant.policy.client.PolicyPapHttpClient;
38 import org.onap.policy.clamp.models.acm.concepts.AcElementDeploy;
39 import org.onap.policy.clamp.models.acm.concepts.DeployState;
40 import org.onap.policy.models.base.PfModelException;
41 import org.onap.policy.models.pdp.concepts.DeploymentSubGroup;
42 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
43 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
44 import org.slf4j.Logger;
45 import org.slf4j.LoggerFactory;
46 import org.springframework.stereotype.Component;
49 * This class handles implementation of automationCompositionElement updates.
52 @RequiredArgsConstructor
53 public class AutomationCompositionElementHandler implements AutomationCompositionElementListener {
55 private static final Logger LOGGER = LoggerFactory.getLogger(AutomationCompositionElementHandler.class);
57 private final Map<UUID, ToscaServiceTemplate> serviceTemplateMap = new LinkedHashMap<>();
59 private final PolicyApiHttpClient apiHttpClient;
60 private final PolicyPapHttpClient papHttpClient;
63 private ParticipantIntermediaryApi intermediaryApi;
66 * Callback method to handle a automation composition element state change.
68 * @param automationCompositionId the ID of the automation composition
69 * @param automationCompositionElementId the ID of the automation composition element
72 public void undeploy(UUID automationCompositionId, UUID automationCompositionElementId) throws PfModelException {
73 var automationCompositionDefinition = serviceTemplateMap.get(automationCompositionElementId);
74 if (automationCompositionDefinition == null) {
75 LOGGER.debug("No policies to undeploy to {}", automationCompositionElementId);
76 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId,
77 automationCompositionElementId, DeployState.UNDEPLOYED, null, "Undeployed");
80 var policyList = getPolicyList(automationCompositionDefinition);
81 undeployPolicies(policyList, automationCompositionElementId);
82 var policyTypeList = getPolicyTypeList(automationCompositionDefinition);
83 deletePolicyData(policyTypeList, policyList);
84 serviceTemplateMap.remove(automationCompositionElementId);
85 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId,
86 automationCompositionElementId, DeployState.UNDEPLOYED, null, "Undeployed");
89 private void deletePolicyData(List<ToscaConceptIdentifier> policyTypeList,
90 List<ToscaConceptIdentifier> policyList) {
91 // Delete all policies of this automationComposition from policy framework
92 for (var policy : policyList) {
93 apiHttpClient.deletePolicy(policy.getName(), policy.getVersion());
95 // Delete all policy types of this automation composition from policy framework
96 for (var policyType : policyTypeList) {
97 apiHttpClient.deletePolicyType(policyType.getName(), policyType.getVersion());
101 private void deployPolicies(List<ToscaConceptIdentifier> policyList, UUID automationCompositionId,
102 UUID automationCompositionElementId) throws PfModelException {
103 var deployFailure = false;
104 // Deploy all policies of this automationComposition from Policy Framework
105 if (!policyList.isEmpty()) {
106 for (var policy : policyList) {
107 var deployPolicyResp = papHttpClient.handlePolicyDeployOrUndeploy(policy.getName(), policy.getVersion(),
108 DeploymentSubGroup.Action.POST).getStatus();
109 if (deployPolicyResp != HttpStatus.SC_ACCEPTED) {
110 deployFailure = true;
113 LOGGER.info("Policies deployed to {} successfully", automationCompositionElementId);
115 LOGGER.debug("No policies to deploy to {}", automationCompositionElementId);
117 if (!deployFailure) {
118 // Update the AC element state
119 intermediaryApi.sendAcElementInfo(automationCompositionId, automationCompositionElementId, "IDLE",
120 "ENABLED", Map.of());
121 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId,
122 automationCompositionElementId, DeployState.DEPLOYED, null, "Deployed");
124 throw new PfModelException(Status.BAD_REQUEST, "Deploy of Policy failed.");
128 private void undeployPolicies(List<ToscaConceptIdentifier> policyList, UUID automationCompositionElementId) {
129 // Undeploy all policies of this automation composition from Policy Framework
130 if (!policyList.isEmpty()) {
131 for (var policy : policyList) {
132 papHttpClient.handlePolicyDeployOrUndeploy(policy.getName(), policy.getVersion(),
133 DeploymentSubGroup.Action.DELETE);
135 LOGGER.debug("Undeployed policies from {} successfully", automationCompositionElementId);
137 LOGGER.debug("No policies are deployed to {}", automationCompositionElementId);
142 * Callback method to handle an update on automation composition element.
144 * @param automationCompositionId the automationComposition Id
145 * @param element the information on the automation composition element
146 * @param properties properties Map
147 * @throws PfModelException in case of an exception
150 public void deploy(UUID automationCompositionId, AcElementDeploy element, Map<String, Object> properties)
151 throws PfModelException {
152 var createPolicyTypeResp = HttpStatus.SC_OK;
153 var createPolicyResp = HttpStatus.SC_OK;
155 var automationCompositionDefinition = element.getToscaServiceTemplateFragment();
156 if (automationCompositionDefinition.getToscaTopologyTemplate() == null) {
157 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId, element.getId(),
158 DeployState.UNDEPLOYED, null, "ToscaTopologyTemplate not defined");
161 serviceTemplateMap.put(element.getId(), automationCompositionDefinition);
162 if (automationCompositionDefinition.getPolicyTypes() != null) {
163 LOGGER.info("Found Policy Types in automation composition definition: {} , Creating Policy Types",
164 automationCompositionDefinition.getName());
165 createPolicyTypeResp = apiHttpClient.createPolicyType(automationCompositionDefinition).getStatus();
167 if (automationCompositionDefinition.getToscaTopologyTemplate().getPolicies() != null) {
168 LOGGER.info("Found Policies in automation composition definition: {} , Creating Policies",
169 automationCompositionDefinition.getName());
170 createPolicyResp = apiHttpClient.createPolicy(automationCompositionDefinition).getStatus();
172 if (createPolicyTypeResp == HttpStatus.SC_OK && createPolicyResp == HttpStatus.SC_OK) {
174 "PolicyTypes/Policies for the automation composition element : {} are created " + "successfully",
176 var policyList = getPolicyList(automationCompositionDefinition);
177 deployPolicies(policyList, automationCompositionId, element.getId());
179 intermediaryApi.updateAutomationCompositionElementState(automationCompositionId, element.getId(),
180 DeployState.UNDEPLOYED, null,
181 "Creation of PolicyTypes/Policies failed. Policies will not be deployed.");
185 private List<ToscaConceptIdentifier> getPolicyTypeList(ToscaServiceTemplate serviceTemplate) {
186 List<ToscaConceptIdentifier> policyTypeList = new ArrayList<>();
187 if (serviceTemplate.getPolicyTypes() != null) {
188 for (var policyType : serviceTemplate.getPolicyTypes().values()) {
189 policyTypeList.add(policyType.getKey().asIdentifier());
193 return policyTypeList;
196 private List<ToscaConceptIdentifier> getPolicyList(ToscaServiceTemplate serviceTemplate) {
197 List<ToscaConceptIdentifier> policyList = new ArrayList<>();
198 if (serviceTemplate.getToscaTopologyTemplate().getPolicies() != null) {
199 for (var gotPolicyMap : serviceTemplate.getToscaTopologyTemplate().getPolicies()) {
200 for (var policy : gotPolicyMap.values()) {
201 policyList.add(policy.getKey().asIdentifier());