2 * ============LICENSE_START==========================================
4 * ===================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ===================================================================
8 * Unless otherwise specified, all software contained herein is licensed
9 * under the Apache License, Version 2.0 (the "License");
10 * you may not use this software 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
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16 * distributed under the License is distributed on an "AS IS" BASIS,
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18 * See the License for the specific language governing permissions and
19 * limitations under the License.
21 * Unless otherwise specified, all documentation contained herein is licensed
22 * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
23 * you may not use this documentation except in compliance with the License.
24 * You may obtain a copy of the License at
26 * https://creativecommons.org/licenses/by/4.0/
28 * Unless required by applicable law or agreed to in writing, documentation
29 * distributed under the License is distributed on an "AS IS" BASIS,
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31 * See the License for the specific language governing permissions and
32 * limitations under the License.
34 * ============LICENSE_END============================================
38 package org.onap.portalapp.portal.service;
40 import java.util.List;
42 import javax.servlet.http.HttpServletRequest;
43 import org.apache.commons.codec.binary.Base64;
44 import org.onap.portalapp.portal.domain.EPUser;
45 import org.onap.portalapp.portal.domain.MicroserviceData;
46 import org.onap.portalapp.portal.domain.MicroserviceParameter;
47 import org.onap.portalapp.portal.domain.WidgetCatalogParameter;
48 import org.onap.portalapp.portal.domain.WidgetServiceHeaders;
49 import org.onap.portalapp.portal.logging.aop.EPMetricsLog;
50 import org.onap.portalapp.portal.utils.EcompPortalUtils;
51 import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
52 import org.onap.portalsdk.core.onboarding.util.CipherUtil;
53 import org.onap.portalsdk.core.util.SystemProperties;
54 import org.springframework.beans.factory.annotation.Autowired;
55 import org.springframework.context.annotation.EnableAspectJAutoProxy;
56 import org.springframework.http.HttpEntity;
57 import org.springframework.http.HttpHeaders;
58 import org.springframework.http.HttpMethod;
59 import org.springframework.http.MediaType;
60 import org.springframework.http.ResponseEntity;
61 import org.springframework.stereotype.Service;
62 import org.springframework.web.client.HttpClientErrorException;
63 import org.springframework.web.client.RestTemplate;
65 @Service("microserviceProxyService")
66 @EnableAspectJAutoProxy
68 public class MicroserviceProxyServiceImpl implements MicroserviceProxyService {
70 private EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MicroserviceProxyServiceImpl.class);
72 private static final String BASIC_AUTH = "Basic Authentication";
73 private static final String NO_AUTH = "No Authentication";
74 private static final String COOKIE_AUTH = "Cookie based Authentication";
75 private static final String QUESTION_MARK = "?";
76 private static final String ADD_MARK = "&";
79 private WidgetMService widgetMService;
81 MicroserviceService microserviceService;
83 WidgetParameterService widgetParameterService;
85 private String whatService = "widgets-service";
87 private RestTemplate template = new RestTemplate();
90 public String proxyToDestination(long serviceId, EPUser user, HttpServletRequest request) throws Exception {
91 // get the microservice object by the id
92 MicroserviceData data = microserviceService.getMicroserviceDataById(serviceId);
93 // No such microservice available
95 // can we return a better response than null?
98 return authenticateAndRespond(data, request, composeParams(data, user));
102 public String proxyToDestinationByWidgetId(long widgetId, EPUser user, HttpServletRequest request)
104 @SuppressWarnings({ "rawtypes", "unchecked" })
105 ResponseEntity<Long> ans = (ResponseEntity<Long>) template.exchange(
106 EcompPortalUtils.widgetMsProtocol() + "://"
107 + widgetMService.getServiceLocation(whatService,
108 SystemProperties.getProperty("microservices.widget.local.port"))
109 + "/widget/microservices/widgetCatalog/parameters/" + widgetId,
110 HttpMethod.GET, new HttpEntity(WidgetServiceHeaders.getInstance()), Long.class);
111 Long serviceId = ans.getBody();
112 // get the microservice object by the id
113 MicroserviceData data = microserviceService.getMicroserviceDataById(serviceId);
114 // No such microservice available
118 List<MicroserviceParameter> params = composeParams(data, user);
119 for (MicroserviceParameter p : params) {
120 WidgetCatalogParameter userValue = widgetParameterService.getUserParamById(widgetId, user.getId(),
122 if (userValue != null)
123 p.setPara_value(userValue.getUser_value());
125 return authenticateAndRespond(data, request, params);
128 private String authenticateAndRespond(MicroserviceData data, HttpServletRequest request,
129 List<MicroserviceParameter> params) throws HttpClientErrorException, IllegalArgumentException {
130 String response = null;
131 if (data.getSecurityType().equals(NO_AUTH)) {
132 HttpEntity<String> entity = new HttpEntity<String>(headersForNoAuth());
133 String url = microserviceUrlConverter(data, params);
134 logger.debug(EELFLoggerDelegate.debugLogger,
135 "authenticateAndRespond: Before making no authentication call: {}", url);
136 response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
137 logger.debug(EELFLoggerDelegate.debugLogger, "authenticateAndRespond: No authentication call response: {}",
139 } else if (data.getSecurityType().equals(BASIC_AUTH)) {
140 // encoding the username and password
141 String plainCreds = null;
143 plainCreds = data.getUsername() + ":" + decryptedPassword(data.getPassword());
144 } catch (Exception e) {
145 logger.error("authenticateAndRespond failed to decrypt password", e);
146 throw new IllegalArgumentException("Failed to decrypt password", e);
148 byte[] plainCredsBytes = plainCreds.getBytes();
149 byte[] base64CredsBytes = Base64.encodeBase64(plainCredsBytes);
150 String base64Creds = new String(base64CredsBytes);
152 HttpEntity<String> entity = new HttpEntity<String>(headersForBasicAuth(request, base64Creds));
154 String url = microserviceUrlConverter(data, params);
156 response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
157 } catch (HttpClientErrorException e) {
158 logger.error("authenticateAndRespond failed for basic security url " + url, e);
161 } else if (data.getSecurityType().equals(COOKIE_AUTH)) {
162 HttpEntity<String> entity = new HttpEntity<String>(headersForCookieAuth(request));
163 String url = microserviceUrlConverter(data, params);
165 response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
166 } catch (HttpClientErrorException e) {
167 logger.error("authenticateAndRespond failed for cookie auth url " + url, e);
175 private String decryptedPassword(String encryptedPwd) throws Exception {
177 if (encryptedPwd != null && encryptedPwd.length() > 0) {
179 result = CipherUtil.decryptPKC(encryptedPwd,
180 SystemProperties.getProperty(SystemProperties.Decryption_Key));
181 } catch (Exception e) {
182 logger.error(EELFLoggerDelegate.errorLogger, "decryptedPassword failed", e);
190 private String microserviceUrlConverter(MicroserviceData data, List<MicroserviceParameter> params) {
191 String url = data.getUrl();
192 for (int i = 0; i < params.size(); i++) {
194 url += QUESTION_MARK;
196 url += params.get(i).getPara_key() + "=" + params.get(i).getPara_value();
197 if (i != (params.size() - 1)) {
205 private HttpHeaders headersForNoAuth() {
206 HttpHeaders headers = new HttpHeaders();
207 headers.setContentType(MediaType.APPLICATION_JSON);
212 // TODO: why is this generically named cookie used?
213 private final static String Cookie = "Cookie";
215 private HttpHeaders headersForBasicAuth(HttpServletRequest request, String base64Creds) {
216 HttpHeaders headers = new HttpHeaders();
217 headers.add("Authorization", "Basic " + base64Creds);
218 headers.setContentType(MediaType.APPLICATION_JSON);
219 String rawCookie = request.getHeader(Cookie);
220 if (rawCookie != null)
221 headers.add(Cookie, rawCookie);
225 private HttpHeaders headersForCookieAuth(HttpServletRequest request) {
226 HttpHeaders headers = new HttpHeaders();
227 headers.setContentType(MediaType.APPLICATION_JSON);
228 String rawCookie = request.getHeader(Cookie);
229 if (rawCookie != null)
230 headers.add(Cookie, rawCookie);
234 private List<MicroserviceParameter> composeParams(MicroserviceData data, EPUser user) {
235 List<MicroserviceParameter> params = data.getParameterList();
236 MicroserviceParameter userIdParam = new MicroserviceParameter();
237 userIdParam.setPara_key("userId");
238 userIdParam.setPara_value(user.getOrgUserId());
239 params.add(userIdParam);