2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
6 * Modifications Copyright (C) 2020 Wipro Limited.
7 * Modifications Copyright (C) 2023 Nordix Foundation.
8 * ================================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 * ============LICENSE_END=========================================================
23 package org.onap.policy.controlloop.actor.so;
25 import jakarta.ws.rs.client.InvocationCallback;
26 import jakarta.ws.rs.core.MediaType;
27 import jakarta.ws.rs.core.Response;
29 import java.net.http.HttpRequest;
30 import java.net.http.HttpRequest.BodyPublishers;
31 import java.net.http.HttpRequest.Builder;
32 import java.net.http.HttpResponse;
33 import java.net.http.HttpResponse.BodyHandlers;
34 import java.nio.charset.StandardCharsets;
35 import java.util.Base64;
36 import java.util.List;
38 import java.util.Map.Entry;
39 import java.util.concurrent.CompletableFuture;
40 import org.apache.commons.lang3.StringUtils;
41 import org.apache.commons.lang3.tuple.Pair;
42 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
43 import org.onap.policy.common.endpoints.http.client.HttpClient;
44 import org.onap.policy.common.endpoints.utils.NetLoggerUtil.EventType;
45 import org.onap.policy.controlloop.actorserviceprovider.OperationOutcome;
46 import org.onap.policy.controlloop.actorserviceprovider.OperationProperties;
47 import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOperationParams;
48 import org.onap.policy.controlloop.actorserviceprovider.parameters.HttpPollingConfig;
49 import org.onap.policy.controlloop.actorserviceprovider.pipeline.PipelineControllerFuture;
50 import org.onap.policy.so.SoOperationType;
51 import org.onap.policy.so.SoRequest;
52 import org.onap.policy.so.SoRequestDetails;
53 import org.onap.policy.so.SoResponse;
56 * Operation to delete a VF Module. When this completes successfully, it decrements its VF
59 public class VfModuleDelete extends SoOperation {
60 public static final String NAME = "VF Module Delete";
62 private static final String PATH_PREFIX = "/";
65 private static final List<String> PROPERTY_NAMES = List.of(
66 OperationProperties.AAI_SERVICE,
67 OperationProperties.AAI_VNF,
68 OperationProperties.AAI_DEFAULT_CLOUD_REGION,
69 OperationProperties.AAI_DEFAULT_TENANT,
70 OperationProperties.DATA_VF_COUNT);
74 * Constructs the object.
76 * @param params operation parameters
77 * @param config configuration for this operation
79 public VfModuleDelete(ControlLoopOperationParams params, HttpPollingConfig config) {
80 super(params, config, PROPERTY_NAMES, params.getTargetEntityIds());
84 // ensure we have the necessary parameters
89 protected CompletableFuture<OperationOutcome> startOperationAsync(int attempt, OperationOutcome outcome) {
91 // starting a whole new attempt - reset the count
94 Pair<String, SoRequest> pair = makeRequest();
95 SoRequest request = pair.getRight();
96 String url = getPath() + pair.getLeft();
98 String strRequest = prettyPrint(request);
99 logMessage(EventType.OUT, CommInfrastructure.REST, url, strRequest);
101 Map<String, Object> headers = createSimpleHeaders();
104 return handleResponse(outcome, url,
105 callback -> delete(url, headers, MediaType.APPLICATION_JSON, strRequest, callback));
110 * Issues an HTTP "DELETE" request, containing a request body, using the java built-in
111 * HttpClient, as the JerseyClient does not support it. This will add the content-type
112 * and authorization headers, so they should not be included within "headers".
114 * @param uri URI suffix, to be appended to the URI prefix
115 * @param headers headers to be included
116 * @param contentType content type of the request
117 * @param request request to be posted
118 * @param callback response callbacks
119 * @return a future to await the response. Note: it's untested whether canceling this
120 * future will actually cancel the underlying HTTP request
122 protected CompletableFuture<Response> delete(String uri, Map<String, Object> headers, String contentType,
123 String request, InvocationCallback<Response> callback) {
124 // TODO move to HttpOperation
126 final String url = getClient().getBaseUrl() + uri;
128 var builder = HttpRequest.newBuilder(URI.create(url));
129 builder = builder.header("Content-type", contentType);
130 builder = addAuthHeader(builder);
132 for (Entry<String, Object> header : headers.entrySet()) {
133 builder = builder.header(header.getKey(), header.getValue().toString());
136 PipelineControllerFuture<Response> controller = new PipelineControllerFuture<>();
138 HttpRequest req = builder.method("DELETE", BodyPublishers.ofString(request)).build();
140 CompletableFuture<HttpResponse<String>> future = makeHttpClient().sendAsync(req, BodyHandlers.ofString());
142 // propagate "cancel" to the future
143 controller.add(future);
145 future.thenApply(response -> new RestManagerResponse(response.statusCode(), response.body(), getCoder()))
146 .whenComplete((resp, thrown) -> {
147 if (thrown != null) {
148 callback.failed(thrown);
149 controller.completeExceptionally(thrown);
151 callback.completed(resp);
152 controller.complete(resp);
160 * Adds the authorization header to the HTTP request, if configured.
162 * @param builder request builder to which the header should be added
163 * @return the builder
165 protected Builder addAuthHeader(Builder builder) {
166 // TODO move to HttpOperation
167 final HttpClient client = getClient();
168 String username = client.getUserName();
169 if (StringUtils.isBlank(username)) {
173 String password = client.getPassword();
174 if (password == null) {
178 String encoded = username + ":" + password;
179 encoded = Base64.getEncoder().encodeToString(encoded.getBytes(StandardCharsets.UTF_8));
180 return builder.header("Authorization", "Basic " + encoded);
185 * Decrements the VF count that's stored in the context, if the request was
189 protected Status detmStatus(Response rawResponse, SoResponse response) {
190 var status = super.detmStatus(rawResponse, response);
192 if (status == Status.SUCCESS) {
193 setVfCount(getVfCount() - 1);
202 * @return a pair containing the request URL and the new request
204 protected Pair<String, SoRequest> makeRequest() {
205 final var soModelInfo = prepareSoModelInfo();
206 final var vnfItem = getVnfItem();
207 final var vnfServiceItem = getServiceInstance();
208 final var tenantItem = getDefaultTenant();
209 final var cloudRegionItem = getDefaultCloudRegion();
211 var request = new SoRequest();
212 request.setOperationType(SoOperationType.DELETE_VF_MODULE);
216 // Do NOT send SO the requestId, they do not support this field
218 var details = new SoRequestDetails();
219 request.setRequestDetails(details);
220 details.setRelatedInstanceList(null);
221 details.setConfigurationParameters(null);
223 // cloudConfiguration
224 details.setCloudConfiguration(constructCloudConfiguration(tenantItem, cloudRegionItem));
227 details.setModelInfo(soModelInfo);
230 details.setRequestInfo(constructRequestInfo());
233 * TODO the legacy SO code always passes null for the last argument, though it
234 * should be passing the vfModuleInstanceId
238 String svcId = getRequiredText("service instance ID", vnfServiceItem.getServiceInstanceId());
239 String path = PATH_PREFIX + svcId + "/vnfs/" + vnfItem.getVnfId() + "/vfModules/null";
241 return Pair.of(path, request);
244 // these may be overridden by junit tests
246 protected java.net.http.HttpClient makeHttpClient() {
247 return java.net.http.HttpClient.newHttpClient();