2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2018 Huawei Technologies Co., Ltd. All rights reserved.
6 * ================================================================================
7 * Modifications Copyright (c) 2019 Samsung
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.so.bpmn.common.recipe;
25 import java.io.IOException;
26 import java.security.GeneralSecurityException;
28 import javax.xml.bind.DatatypeConverter;
30 import org.apache.http.HttpResponse;
31 import org.apache.http.client.ClientProtocolException;
32 import org.apache.http.client.HttpClient;
33 import org.apache.http.client.config.RequestConfig;
34 import org.apache.http.client.methods.HttpPost;
35 import org.apache.http.entity.StringEntity;
36 import org.apache.http.impl.client.HttpClientBuilder;
37 import org.onap.so.bpmn.core.UrnPropertiesReader;
38 import org.onap.so.logger.ErrorCode;
39 import org.onap.so.logger.MessageEnum;
40 import org.onap.so.utils.CryptoUtils;
41 import org.slf4j.Logger;
42 import org.slf4j.LoggerFactory;
43 import org.springframework.beans.factory.annotation.Autowired;
44 import org.springframework.stereotype.Component;
47 * Support to call resource recipes from the BPMN workflow.
48 * Such as call resource recipe in service workflow.
54 * @version ONAP Beijing Release 2018-02-27
57 public class BpmnRestClient {
59 private static Logger logger = LoggerFactory.getLogger(BpmnRestClient.class);
61 public static final String DEFAULT_BPEL_AUTH = "admin:admin";
63 public static final String ENCRYPTION_KEY_PROP = "org.onap.so.adapters.network.encryptionKey";
65 public static final String CONTENT_TYPE_JSON = "application/json";
67 public static final String CAMUNDA_AUTH = "mso.camundaAuth";
69 private static final String MSO_PROP_APIHANDLER_INFRA = "MSO_PROP_APIHANDLER_INFRA";
71 private UrnPropertiesReader urnPropertiesReader;
73 private static boolean noProperties = true;
75 //because for NS it will take a long time the time out of the resouce will be 2 hours.
76 private static final String DEFAULT_TIME_OUT = "7200";
78 public synchronized final boolean getNoPropertiesState() {
86 * @param recipeUri The request recipe uri
87 * @param requestId the request id
88 * @param recipeTimeout The recipe time out
89 * @param requestAction The request action
90 * @param serviceInstanceId The service instance id
91 * @param serviceType The service Type
92 * @param requestDetails The request Details, these information is from runtime
93 * @param recipeParamXsd The recipe params, its from recipe design
94 * @return The response of the recipe.
95 * @throws ClientProtocolException
97 * @since ONAP Beijing Release
99 public HttpResponse post(String recipeUri, String requestId, int recipeTimeout, String requestAction, String serviceInstanceId, String serviceType,
100 String requestDetails, String recipeParamXsd) throws ClientProtocolException, IOException {
102 HttpClient client = HttpClientBuilder.create().build();
104 HttpPost post = new HttpPost(recipeUri);
105 RequestConfig requestConfig =
106 RequestConfig.custom().setSocketTimeout(recipeTimeout).setConnectTimeout(recipeTimeout).setConnectionRequestTimeout(recipeTimeout).build();
107 post.setConfig(requestConfig);
108 logger.debug("call the bpmn, url: {}", recipeUri);
109 String jsonReq = wrapResourceRequest(requestId, recipeTimeout, requestAction, serviceInstanceId, serviceType, requestDetails, recipeParamXsd);
111 StringEntity input = new StringEntity(jsonReq);
112 input.setContentType(CONTENT_TYPE_JSON);
113 String encryptedCredentials;
114 encryptedCredentials = urnPropertiesReader.getVariable(CAMUNDA_AUTH);
115 if(encryptedCredentials != null) {
116 String userCredentials = getEncryptedPropValue(encryptedCredentials, DEFAULT_BPEL_AUTH, ENCRYPTION_KEY_PROP);
117 if(userCredentials != null) {
118 post.addHeader("Authorization", "Basic " + DatatypeConverter.printBase64Binary(userCredentials.getBytes()));
122 post.setEntity(input);
123 return client.execute(post);
127 * prepare the resource recipe bpmn request.
131 * @param recipeTimeout
132 * @param requestAction
133 * @param serviceInstanceId
135 * @param requestDetails
136 * @param recipeParams
138 * @since ONAP Beijing Release
140 private String wrapResourceRequest(String requestId, int recipeTimeout, String requestAction, String serviceInstanceId, String serviceType,
141 String requestDetails, String recipeParams) {
142 String jsonReq = null;
143 if(requestId == null) {
146 if(requestAction == null) {
149 if(serviceInstanceId == null) {
150 serviceInstanceId = "";
153 if(requestDetails == null) {
158 ResourceRecipeRequest recipeRequest = new ResourceRecipeRequest();
159 BpmnParam resourceInput = new BpmnParam();
160 BpmnParam host = new BpmnParam();
161 BpmnParam requestIdInput = new BpmnParam();
162 BpmnParam requestActionInput = new BpmnParam();
163 BpmnParam serviceInstanceIdInput = new BpmnParam();
164 BpmnParam serviceTypeInput = new BpmnParam();
165 BpmnParam recipeParamsInput = new BpmnParam();
166 BpmnIntegerParam recipeTimeoutInput = new BpmnIntegerParam();
167 recipeTimeoutInput.setValue(recipeTimeout);
168 // host.setValue(parseURL());
169 requestIdInput.setValue(requestId);
170 requestActionInput.setValue(requestAction);
171 serviceInstanceIdInput.setValue(serviceInstanceId);
172 serviceTypeInput.setValue(serviceType);
173 recipeParamsInput.setValue(recipeParams);
174 resourceInput.setValue(requestDetails);
175 recipeRequest.setHost(host);
176 recipeRequest.setRequestId(requestIdInput);
177 recipeRequest.setRequestAction(requestActionInput);
178 recipeRequest.setServiceInstanceId(serviceInstanceIdInput);
179 recipeRequest.setServiceType(serviceTypeInput);
180 recipeRequest.setRecipeParams(recipeParamsInput);
181 recipeRequest.setResourceInput(resourceInput);
182 recipeRequest.setRecipeTimeout(recipeTimeoutInput);
183 jsonReq = recipeRequest.toString();
184 logger.trace("request body is {}", jsonReq);
185 } catch(Exception e) {
186 logger.error("{} {} {} {} {}", MessageEnum.APIH_WARP_REQUEST.toString(), "Camunda", "wrapVIDRequest",
187 ErrorCode.BusinessProcesssError.getValue(), "Error in APIH Warp request", e);
196 * @param defaultValue
197 * @param encryptionKey
199 * @since ONAP Beijing Release
201 protected String getEncryptedPropValue(String prop, String defaultValue, String encryptionKey) {
203 return CryptoUtils.decrypt(prop, urnPropertiesReader.getVariable(encryptionKey));
204 } catch(GeneralSecurityException e) {
205 logger.debug("Security exception", e);