catalog-fe/src/test/java/org/openecomp/sdc/servlets/FeProxyServletTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   4  * ================================================================================
   5  * Copyright (C) 2017 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
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  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.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.sdc.servlets;
  22
  23 import org.eclipse.jetty.client.api.Request;
  24 import org.eclipse.jetty.http.HttpFields;
  25 import org.junit.BeforeClass;
  26 import org.junit.Test;
  27 import org.mockito.Mockito;
  28 import org.openecomp.sdc.common.api.Constants;
  29 import org.openecomp.sdc.fe.config.Configuration;
  30 import org.openecomp.sdc.fe.config.ConfigurationManager;
  31 import org.openecomp.sdc.fe.config.PluginsConfiguration;
  32 import org.openecomp.sdc.fe.servlets.FeProxyServlet;
  33
  34 import javax.servlet.ServletContext;
  35 import javax.servlet.http.HttpServletRequest;
  36 import javax.servlet.http.HttpSession;
  37 import java.util.ArrayList;
  38 import java.util.Collections;
  39 import java.util.List;
  40
  41 import static org.junit.Assert.assertEquals;
  42 import static org.junit.Assert.assertTrue;
  43 import static org.mockito.Mockito.when;
  44
  45 public class FeProxyServletTest {
  46         /*
  47          * Example Url Mappings:
  48          * http://localhost:8080/sdc1/feProxy/rest/services/MichaelTest2/0.0.1/csar
  49          * --> http://localhost:8090/sdc2/rest/services/MichaelTest2/0.0.1/csar
  50          * http://localhost:8080/sdc1/feProxy/dummy/not/working -->
  51          * http://localhost:8090/sdc2/dummy/not/working
  52          */
  53         FeProxyServletForTest feProxy = new FeProxyServletForTest();
  54         final static HttpServletRequest servletRequest = Mockito.mock(HttpServletRequest.class);
  55         final static HttpSession httpSession = Mockito.mock(HttpSession.class);
  56         final static ServletContext servletContext = Mockito.mock(ServletContext.class);
  57         final static ConfigurationManager configurationManager = Mockito.mock(ConfigurationManager.class);
  58         final static Configuration configuration = Mockito.mock(Configuration.class);
  59         final static Configuration.OnboardingConfig onboardingConfiguration = Mockito.mock(Configuration.OnboardingConfig.class);
  60         final static Request proxyRequest = Mockito.spy(Request.class);
  61         final static HttpFields httpFields = Mockito.mock(HttpFields.class);
  62         private static final PluginsConfiguration pluginsConfiguration = Mockito.mock(PluginsConfiguration.class);
  63         private static final PluginsConfiguration.Plugin plugin = Mockito.mock(PluginsConfiguration.Plugin.class);
  64
  65         final static String BE_PROTOCOL = "http";
  66         final static String BE_HOST = "172.20.43.124";
  67         final static int BE_PORT = 8090;
  68         final static String ONBOARDING_BE_PROTOCOL = "http";
  69         final static String ONBOARDING_BE_HOST = "172.20.43.125";
  70         final static int ONBOARDING_BE_PORT = 8091;
  71         final static String WF_PROTOCOL = "http";
  72         final static String WF_HOST = "172.20.43.126";
  73         final static int WF_PORT = 8092;
  74         final static String HEADER_1 = "Header1";
  75         final static String HEADER_2 = "Header2";
  76         final static String HEADER_3 = "Header3";
  77         final static String HEADER_1_VAL = "Header1_Val";
  78         final static String HEADER_2_VAL = "Header2_Val";
  79         final static String HEADER_3_VAL = "Header3_Val";
  80         final static String REQUEST_ID_VAL = "4867495a-5ed7-49e4-8be2-cc8d66fdd52b";
  81
  82         @BeforeClass
  83         public static void beforeClass() {
  84                 when(servletRequest.getSession()).thenReturn(httpSession);
  85                 when(httpSession.getServletContext()).thenReturn(servletContext);
  86                 when(servletContext.getAttribute(Constants.CONFIGURATION_MANAGER_ATTR)).thenReturn(configurationManager);
  87                 when(configurationManager.getConfiguration()).thenReturn(configuration);
  88                 when(configuration.getBeProtocol()).thenReturn(BE_PROTOCOL);
  89                 when(configuration.getBeHost()).thenReturn(BE_HOST);
  90                 when(configuration.getBeHttpPort()).thenReturn(BE_PORT);
  91                 when(configuration.getOnboarding()).thenReturn(onboardingConfiguration);
  92                 when(configuration.getOnboarding().getProtocolBe()).thenReturn(ONBOARDING_BE_PROTOCOL);
  93                 when(configuration.getOnboarding().getHostBe()).thenReturn(ONBOARDING_BE_HOST);
  94                 when(configuration.getOnboarding().getPortBe()).thenReturn(ONBOARDING_BE_PORT);
  95
  96                 List<String> strList = new ArrayList<String>();
  97                 strList.add(HEADER_1);
  98                 strList.add(HEADER_2);
  99                 strList.add(HEADER_3);
 100
 101                 when(servletRequest.getHeaderNames()).thenReturn(Collections.enumeration(strList));
 102                 when(servletRequest.getHeader(HEADER_1)).thenReturn(HEADER_1_VAL);
 103                 when(servletRequest.getHeader(HEADER_2)).thenReturn(HEADER_2_VAL);
 104                 when(servletRequest.getHeader(HEADER_3)).thenReturn(HEADER_3_VAL);
 105                 when(servletRequest.getHeader(Constants.X_ECOMP_REQUEST_ID_HEADER)).thenReturn(REQUEST_ID_VAL);
 106
 107                 when(proxyRequest.getHeaders()).thenReturn(httpFields);
 108                 when(httpFields.containsKey(HEADER_1)).thenReturn(true);
 109                 when(httpFields.containsKey(HEADER_2)).thenReturn(true);
 110                 when(httpFields.containsKey(HEADER_3)).thenReturn(false);
 111
 112                 List<PluginsConfiguration.Plugin> pluginList = new ArrayList<PluginsConfiguration.Plugin>();
 113                 when(plugin.getPluginId()).thenReturn("WORKFLOW");
 114                 when(plugin.getPluginSourceUrl()).thenReturn(WF_PROTOCOL + "://" + WF_HOST + ":" + WF_PORT);
 115                 when(plugin.getPluginDiscoveryUrl()).thenReturn(WF_PROTOCOL + "://" + WF_HOST + ":" + WF_PORT + "/workflows");
 116                 when(plugin.getPluginFeProxyUrl()).thenReturn(WF_PROTOCOL + "://" + WF_HOST + ":" + WF_PORT + "/workflows/wf/");
 117                 when(plugin.getPluginProxyRedirectPath()).thenReturn("/wf/");
 118                 pluginList.add(plugin);
 119                 PluginsConfiguration.Plugin noConfigPlugin = new PluginsConfiguration.Plugin();
 120                 noConfigPlugin.setPluginId("NO_CONFIG");
 121                 pluginList.add(noConfigPlugin);
 122                 when(configurationManager.getPluginsConfiguration()).thenReturn(pluginsConfiguration);
 123                 when(pluginsConfiguration.getPluginsList()).thenReturn(pluginList);
 124
 125         }
 126
 127         @Test
 128         public void testRewriteURI_APIRequest() {
 129                 when(servletRequest.getRequestURI()).thenReturn("/sdc1/feProxy/rest/dummyBeAPI");
 130                 String requestResourceUrl = "http://localhost:8080/sdc1/feProxy/rest/dummyBeAPI";
 131                 String expectedChangedUrl = BE_PROTOCOL + "://" + BE_HOST + ":" + BE_PORT + "/sdc2/rest/dummyBeAPI";
 132                 when(servletRequest.getRequestURL()).thenReturn(new StringBuffer(requestResourceUrl));
 133
 134                 when(servletRequest.getContextPath()).thenReturn("/sdc1");
 135                 when(servletRequest.getServletPath()).thenReturn("/feProxy/rest/dummyBeAPI");
 136
 137                 String rewriteURI = feProxy.rewriteTarget(servletRequest);
 138
 139                 assertTrue(rewriteURI.equals(expectedChangedUrl));
 140         }
 141
 142         @Test
 143         public void testRewriteURIWithOnboardingAPIRequest() {
 144                 when(servletRequest.getRequestURI()).thenReturn("/sdc1/feProxy/onboarding-api/gg%20g?subtype=VF");
 145                 String requestResourceUrl = "http://localhost:8080/sdc1/feProxy/onboarding-api/gg%20g?subtype=VF";
 146                 String expectedChangedUrl = ONBOARDING_BE_PROTOCOL + "://" + ONBOARDING_BE_HOST + ":" + ONBOARDING_BE_PORT + "/onboarding-api/gg%20g?subtype=VF";
 147                 when(servletRequest.getRequestURL()).thenReturn(new StringBuffer(requestResourceUrl));
 148
 149                 when(servletRequest.getContextPath()).thenReturn("/sdc1");
 150                 when(servletRequest.getServletPath()).thenReturn("/feProxy/onboarding-api/gg%20g?subtype=VF");
 151
 152                 String rewriteURI = feProxy.rewriteTarget(servletRequest);
 153
 154                 assertTrue(rewriteURI.equals(expectedChangedUrl));
 155         }
 156
 157
 158         @Test
 159         public void testRewriteURIWithQureyParam_APIRequest() {
 160                 when(servletRequest.getRequestURI()).thenReturn("/sdc1/feProxy/dcae-api/gg%20g?subtype=VF");
 161                 String requestResourceUrl = "http://localhost:8080/sdc1/feProxy/dcae-api/gg%20g?subtype=VF";
 162                 String expectedChangedUrl = BE_PROTOCOL + "://" + BE_HOST + ":" + BE_PORT + "/dcae-api/gg%20g?subtype=VF";
 163                 when(servletRequest.getRequestURL()).thenReturn(new StringBuffer(requestResourceUrl));
 164
 165                 when(servletRequest.getContextPath()).thenReturn("/sdc1");
 166                 when(servletRequest.getServletPath()).thenReturn("/feProxy/dcae-api/gg%20g?subtype=VF");
 167
 168                 String rewriteURI = feProxy.rewriteTarget(servletRequest);
 169
 170                 assertTrue(rewriteURI.equals(expectedChangedUrl));
 171         }
 172
 173         @Test
 174         public void testRewriteTargetWithRedeirectAPIRequest() {
 175                 when(servletRequest.getRequestURI()).thenReturn("/sdc1/feProxy/rest/gg%20g?subtype=VF");
 176                 String requestResourceUrl = "http://localhost:8080/sdc1/feProxy/rest/gg%20g?subtype=VF";
 177                 String expectedChangedUrl = BE_PROTOCOL + "://" + BE_HOST + ":" + BE_PORT + "/sdc2/rest/gg%20g?subtype=VF";
 178                 when(servletRequest.getRequestURL()).thenReturn(new StringBuffer(requestResourceUrl));
 179
 180                 when(servletRequest.getContextPath()).thenReturn("/sdc1");
 181                 when(servletRequest.getServletPath()).thenReturn("/feProxy/rest/gg%20g?subtype=VF");
 182
 183                 String rewriteURI = feProxy.rewriteTarget(servletRequest);
 184
 185                 assertTrue(rewriteURI.equals(expectedChangedUrl));
 186         }
 187
 188         @Test
 189         public void testRewriteURIWithWFAPIRequest() {
 190                 when(servletRequest.getRequestURI()).thenReturn("/sdc1/feProxy/plugin/wf/workflows");
 191                 String requestResourceUrl = "http://localhost:8080/sdc1/feProxy/plugin/wf/workflows";
 192                 String expectedChangedUrl = WF_PROTOCOL + "://" + WF_HOST + ":" + WF_PORT + "/workflows/wf/workflows";
 193                 when(servletRequest.getRequestURL()).thenReturn(new StringBuffer(requestResourceUrl));
 194
 195                 when(servletRequest.getContextPath()).thenReturn("/sdc1");
 196                 when(servletRequest.getServletPath()).thenReturn("/feProxy/plugin/wf/workflows");
 197
 198                 String rewriteURI = feProxy.rewriteTarget(servletRequest);
 199
 200                 assertEquals(expectedChangedUrl, rewriteURI);
 201
 202                 // now test in case it did not go through the plugin
 203                 when(servletRequest.getRequestURI()).thenReturn("/sdc1/feProxy/wf/workflows");
 204                 requestResourceUrl = "http://localhost:8080/sdc1/feProxy/wf/workflows";
 205                 expectedChangedUrl = BE_PROTOCOL + "://" + BE_HOST + ":" + BE_PORT + "/sdc2/wf/workflows";
 206                 when(servletRequest.getRequestURL()).thenReturn(new StringBuffer(requestResourceUrl));
 207
 208                 when(servletRequest.getContextPath()).thenReturn("/sdc1");
 209                 when(servletRequest.getServletPath()).thenReturn("/feProxy/wf/workflows");
 210
 211                 rewriteURI = feProxy.rewriteTarget(servletRequest);
 212
 213                 assertEquals(expectedChangedUrl, rewriteURI);
 214
 215         }
 216
 217         /**
 218          * class for testing only exposes the protected method.
 219          */
 220         public static class FeProxyServletForTest extends FeProxyServlet{
 221
 222                 @Override
 223                 public String rewriteTarget(HttpServletRequest request) {
 224                         return super.rewriteTarget(request);
 225                 }
 226         }
 227 }