diff options
Diffstat (limited to 'ecomp-portal-BE-common/src/main/java/org/openecomp/portalapp/portal/service/MicroserviceProxyServiceImpl.java')
| -rw-r--r-- | ecomp-portal-BE-common/src/main/java/org/openecomp/portalapp/portal/service/MicroserviceProxyServiceImpl.java | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/ecomp-portal-BE-common/src/main/java/org/openecomp/portalapp/portal/service/MicroserviceProxyServiceImpl.java b/ecomp-portal-BE-common/src/main/java/org/openecomp/portalapp/portal/service/MicroserviceProxyServiceImpl.java new file mode 100644 index 00000000..3a520c88 --- /dev/null +++ b/ecomp-portal-BE-common/src/main/java/org/openecomp/portalapp/portal/service/MicroserviceProxyServiceImpl.java @@ -0,0 +1,222 @@ +/*-
+ * ================================================================================
+ * ECOMP Portal
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ================================================================================
+ */
+package org.openecomp.portalapp.portal.service;
+
+import java.util.List;
+
+import javax.servlet.http.HttpServletRequest;
+
+import org.apache.commons.codec.binary.Base64;
+import org.openecomp.portalapp.portal.domain.EPUser;
+import org.openecomp.portalapp.portal.domain.MicroserviceData;
+import org.openecomp.portalapp.portal.domain.MicroserviceParameter;
+import org.openecomp.portalapp.portal.domain.WidgetCatalog;
+import org.openecomp.portalapp.portal.domain.WidgetCatalogParameter;
+import org.openecomp.portalapp.portal.domain.WidgetServiceHeaders;
+import org.openecomp.portalapp.portal.logging.aop.EPMetricsLog;
+import org.openecomp.portalsdk.core.logging.logic.EELFLoggerDelegate;
+import org.openecomp.portalsdk.core.onboarding.util.CipherUtil;
+import org.openecomp.portalsdk.core.util.SystemProperties;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.EnableAspectJAutoProxy;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Service;
+import org.springframework.web.client.HttpClientErrorException;
+import org.springframework.web.client.RestTemplate;
+
+@Service("microserviceProxyService")
+@EnableAspectJAutoProxy
+@EPMetricsLog
+public class MicroserviceProxyServiceImpl implements MicroserviceProxyService {
+
+ EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MicroserviceProxyServiceImpl.class);
+ private static final String BASIC_AUTH = "Basic Authentication";
+ private static final String NO_AUTH = "No Authentication";
+ private static final String COOKIE_AUTH = "Cookie based Authentication";
+ private static final String QUESTION_MARK = "?";
+ private static final String ADD_MARK = "&";
+
+ String whatService = "widgets-service";
+
+ @Autowired
+ private ConsulHealthService consulHealthService;
+
+ @Autowired
+ MicroserviceService microserviceService;
+
+ @Autowired
+ WidgetParameterService widgetParameterService;
+
+ RestTemplate template = new RestTemplate();
+
+ @Override
+ public String proxyToDestination(long serviceId, EPUser user, HttpServletRequest request) throws Exception {
+
+ String response = null;
+
+ // get the microservice object by the id
+ MicroserviceData data = microserviceService.getMicroserviceDataById(serviceId);
+
+ // No such microservice available
+ if (data == null) {
+ return response;
+ }
+ List<MicroserviceParameter> params = data.getParameterList();
+ if (data.getSecurityType().equals(NO_AUTH)) {
+ HttpHeaders headers = new HttpHeaders();
+ headers.setContentType(MediaType.APPLICATION_JSON);
+ HttpEntity<String> entity = new HttpEntity<String>(headers);
+
+ String url = microserviceUrlConverter(data, params);
+ response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
+
+ } else if (data.getSecurityType().equals(BASIC_AUTH)) {
+ // encoding the username and password
+ String plainCreds = data.getUsername() + ":" + decryptedPassword(data.getPassword());
+ byte[] plainCredsBytes = plainCreds.getBytes();
+ byte[] base64CredsBytes = Base64.encodeBase64(plainCredsBytes);
+ String base64Creds = new String(base64CredsBytes);
+
+ HttpHeaders headers = new HttpHeaders();
+ headers.add("Authorization", "Basic " + base64Creds);
+ headers.setContentType(MediaType.APPLICATION_JSON);
+ HttpEntity<String> entity = new HttpEntity<String>(headers);
+
+ String url = microserviceUrlConverter(data, params);
+ response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
+ } else if (data.getSecurityType().equals(COOKIE_AUTH)) {
+ HttpHeaders headers = new HttpHeaders();
+ headers.setContentType(MediaType.APPLICATION_JSON);
+ String rawCookie = request.getHeader("Cookie");
+ headers.add("Cookie", rawCookie);
+ HttpEntity<String> entity = new HttpEntity<String>(headers);
+
+ String url = microserviceUrlConverter(data, params);
+ response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
+ }
+ return response;
+ }
+
+ @Override
+ public String proxyToDestinationByWidgetId(long widgetId, EPUser user, HttpServletRequest request) throws Exception {
+
+ String response = null;
+
+ ResponseEntity<Long> ans = (ResponseEntity<Long>) template.exchange(
+ "https://" + consulHealthService.getServiceLocation(whatService)
+ + "/widget/microservices/widgetCatalog/parameters/" + widgetId,
+ HttpMethod.GET, new HttpEntity(WidgetServiceHeaders.getInstance()), Long.class);
+ Long serviceId = ans.getBody();
+
+ // get the microservice object by the id
+ MicroserviceData data = microserviceService.getMicroserviceDataById(serviceId);
+
+ // No such microservice available
+ if (data == null) {
+ return response;
+ }
+
+ List<MicroserviceParameter> params = data.getParameterList();
+
+ for (MicroserviceParameter p : params) {
+ WidgetCatalogParameter userValue = widgetParameterService.getUserParamById(widgetId, user.getId(), p.getId());
+ if (userValue != null)
+ p.setPara_value(userValue.getUser_value());
+ }
+
+ if (data.getSecurityType().equals(NO_AUTH)) {
+ HttpHeaders headers = new HttpHeaders();
+ headers.setContentType(MediaType.APPLICATION_JSON);
+ HttpEntity<String> entity = new HttpEntity<String>(headers);
+
+ String url = microserviceUrlConverter(data, params);
+ try {
+ response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
+ } catch (HttpClientErrorException e) {
+ throw e;
+ }
+ } else if (data.getSecurityType().equals(BASIC_AUTH)) {
+ // encoding the username and password
+ String plainCreds = data.getUsername() + ":" + decryptedPassword(data.getPassword());
+ byte[] plainCredsBytes = plainCreds.getBytes();
+ byte[] base64CredsBytes = Base64.encodeBase64(plainCredsBytes);
+ String base64Creds = new String(base64CredsBytes);
+
+ HttpHeaders headers = new HttpHeaders();
+ headers.add("Authorization", "Basic " + base64Creds);
+ headers.setContentType(MediaType.APPLICATION_JSON);
+ HttpEntity<String> entity = new HttpEntity<String>(headers);
+
+ String url = microserviceUrlConverter(data, params);
+ try {
+ response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
+ } catch (HttpClientErrorException e) {
+ throw e;
+ }
+ } else if (data.getSecurityType().equals(COOKIE_AUTH)) {
+ HttpHeaders headers = new HttpHeaders();
+ headers.setContentType(MediaType.APPLICATION_JSON);
+ String rawCookie = request.getHeader("Cookie");
+ headers.add("Cookie", rawCookie);
+ HttpEntity<String> entity = new HttpEntity<String>(headers);
+
+ String url = microserviceUrlConverter(data, params);
+ try {
+ response = template.exchange(url, HttpMethod.GET, entity, String.class).getBody();
+ } catch (HttpClientErrorException e) {
+ throw e;
+ }
+ }
+ return response;
+ }
+
+ private String decryptedPassword(String encryptedPwd) throws Exception {
+ String result = "";
+ if (encryptedPwd != null & encryptedPwd.length() > 0) {
+ try {
+ result = CipherUtil.decrypt(encryptedPwd,
+ SystemProperties.getProperty(SystemProperties.Decryption_Key));
+ } catch (Exception e) {
+ logger.error(EELFLoggerDelegate.errorLogger, "decryptedPassword failed", e);
+ throw e;
+ }
+ }
+ return result;
+ }
+
+ private String microserviceUrlConverter(MicroserviceData data, List<MicroserviceParameter> params) {
+ String url = data.getUrl();
+ for (int i = 0; i < params.size(); i++) {
+ if (i == 0) {
+ url += QUESTION_MARK;
+ }
+ url += params.get(i).getPara_key() + "=" + params.get(i).getPara_value();
+ if (i != (params.size() - 1)) {
+ url += ADD_MARK;
+ }
+ }
+ return url;
+ }
+
+}
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