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CorsInterceptor at the front of the chain

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Closes gh-22459
This commit is contained in:
Rossen Stoyanchev
2019-04-09 15:43:43 -04:00
parent d1f888a7a9
commit a0826a20c3
4 changed files with 53 additions and 51 deletions
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29
spring-webmvc/src/test/java/org/springframework/web/servlet/config/annotation/WebMvcConfigurationSupportExtensionTests.java
View File

@@ -86,16 +86,11 @@ import org.springframework.web.servlet.view.ViewResolverComposite;
import org.springframework.web.servlet.view.json.MappingJackson2JsonView;
import org.springframework.web.util.UrlPathHelper;
import static com.fasterxml.jackson.databind.DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES;
import static com.fasterxml.jackson.databind.MapperFeature.DEFAULT_VIEW_INCLUSION;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static com.fasterxml.jackson.databind.DeserializationFeature.*;
import static com.fasterxml.jackson.databind.MapperFeature.*;
import static org.junit.Assert.*;
import static org.mockito.Mockito.*;
import static org.springframework.http.MediaType.APPLICATION_ATOM_XML;
import static org.springframework.http.MediaType.APPLICATION_JSON;
import static org.springframework.http.MediaType.APPLICATION_XML;
import static org.springframework.http.MediaType.*;
/**
* A test fixture with a sub-class of {@link WebMvcConfigurationSupport} that also
@@ -141,9 +136,10 @@ public class WebMvcConfigurationSupportExtensionTests {
assertNotNull(chain);
assertNotNull(chain.getInterceptors());
assertEquals(4, chain.getInterceptors().length);
assertEquals(LocaleChangeInterceptor.class, chain.getInterceptors()[0].getClass());
assertEquals(ConversionServiceExposingInterceptor.class, chain.getInterceptors()[1].getClass());
assertEquals(ResourceUrlProviderExposingInterceptor.class, chain.getInterceptors()[2].getClass());
assertEquals("CorsInterceptor", chain.getInterceptors()[0].getClass().getSimpleName());
assertEquals(LocaleChangeInterceptor.class, chain.getInterceptors()[1].getClass());
assertEquals(ConversionServiceExposingInterceptor.class, chain.getInterceptors()[2].getClass());
assertEquals(ResourceUrlProviderExposingInterceptor.class, chain.getInterceptors()[3].getClass());
Map<RequestMappingInfo, HandlerMethod> map = rmHandlerMapping.getHandlerMethods();
assertEquals(2, map.size());
@@ -185,10 +181,11 @@ public class WebMvcConfigurationSupportExtensionTests {
assertNotNull(chain);
assertNotNull(chain.getHandler());
assertEquals(Arrays.toString(chain.getInterceptors()), 5, chain.getInterceptors().length);
// PathExposingHandlerInterceptor at chain.getInterceptors()[0]
assertEquals(LocaleChangeInterceptor.class, chain.getInterceptors()[1].getClass());
assertEquals(ConversionServiceExposingInterceptor.class, chain.getInterceptors()[2].getClass());
assertEquals(ResourceUrlProviderExposingInterceptor.class, chain.getInterceptors()[3].getClass());
assertEquals("CorsInterceptor", chain.getInterceptors()[0].getClass().getSimpleName());
// PathExposingHandlerInterceptor at chain.getInterceptors()[1]
assertEquals(LocaleChangeInterceptor.class, chain.getInterceptors()[2].getClass());
assertEquals(ConversionServiceExposingInterceptor.class, chain.getInterceptors()[3].getClass());
assertEquals(ResourceUrlProviderExposingInterceptor.class, chain.getInterceptors()[4].getClass());
handlerMapping = (AbstractHandlerMapping) this.config.defaultServletHandlerMapping();
handlerMapping.setApplicationContext(this.context);

67
spring-webmvc/src/test/java/org/springframework/web/servlet/handler/CorsAbstractHandlerMappingTests.java
View File

@@ -16,11 +16,8 @@
package org.springframework.web.servlet.handler;
import static org.junit.Assert.*;
import java.io.IOException;
import java.util.Collections;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@@ -32,6 +29,7 @@ import org.springframework.beans.DirectFieldAccessor;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.util.ObjectUtils;
import org.springframework.web.HttpRequestHandler;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.context.support.StaticWebApplicationContext;
@@ -41,6 +39,9 @@ import org.springframework.web.servlet.HandlerExecutionChain;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.support.WebContentGenerator;
import static org.junit.Assert.*;
import static org.mockito.Mockito.*;
/**
* Unit tests for CORS-related handling in {@link AbstractHandlerMapping}.
* @author Sebastien Deleuze
@@ -57,6 +58,7 @@ public class CorsAbstractHandlerMappingTests {
public void setup() {
StaticWebApplicationContext context = new StaticWebApplicationContext();
this.handlerMapping = new TestHandlerMapping();
this.handlerMapping.setInterceptors(mock(HandlerInterceptor.class));
this.handlerMapping.setApplicationContext(context);
this.request = new MockHttpServletRequest();
this.request.setRemoteHost("domain1.com");
@@ -69,6 +71,7 @@ public class CorsAbstractHandlerMappingTests {
this.request.addHeader(HttpHeaders.ORIGIN, "https://domain2.com");
this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
HandlerExecutionChain chain = handlerMapping.getHandler(this.request);
assertNotNull(chain);
assertTrue(chain.getHandler() instanceof SimpleHandler);
}
@@ -80,6 +83,7 @@ public class CorsAbstractHandlerMappingTests {
this.request.addHeader(HttpHeaders.ORIGIN, "https://domain2.com");
this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
HandlerExecutionChain chain = handlerMapping.getHandler(this.request);
assertNotNull(chain);
assertTrue(chain.getHandler() instanceof SimpleHandler);
}
@@ -91,11 +95,10 @@ public class CorsAbstractHandlerMappingTests {
this.request.addHeader(HttpHeaders.ORIGIN, "https://domain2.com");
this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
HandlerExecutionChain chain = handlerMapping.getHandler(this.request);
assertNotNull(chain);
assertTrue(chain.getHandler() instanceof CorsAwareHandler);
CorsConfiguration config = getCorsConfiguration(chain, false);
assertNotNull(config);
assertArrayEquals(config.getAllowedOrigins().toArray(), new String[]{"*"});
assertEquals(Collections.singletonList("*"), getRequiredCorsConfiguration(chain, false).getAllowedOrigins());
}
@Test
@@ -105,12 +108,11 @@ public class CorsAbstractHandlerMappingTests {
this.request.addHeader(HttpHeaders.ORIGIN, "https://domain2.com");
this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
HandlerExecutionChain chain = handlerMapping.getHandler(this.request);
assertNotNull(chain);
assertNotNull(chain.getHandler());
assertTrue(chain.getHandler().getClass().getSimpleName().equals("PreFlightHandler"));
CorsConfiguration config = getCorsConfiguration(chain, true);
assertNotNull(config);
assertArrayEquals(config.getAllowedOrigins().toArray(), new String[]{"*"});
assertEquals("PreFlightHandler", chain.getHandler().getClass().getSimpleName());
assertEquals(Collections.singletonList("*"), getRequiredCorsConfiguration(chain, true).getAllowedOrigins());
}
@Test
@@ -123,11 +125,10 @@ public class CorsAbstractHandlerMappingTests {
this.request.addHeader(HttpHeaders.ORIGIN, "https://domain2.com");
this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
HandlerExecutionChain chain = handlerMapping.getHandler(this.request);
assertNotNull(chain);
assertTrue(chain.getHandler() instanceof SimpleHandler);
config = getCorsConfiguration(chain, false);
assertNotNull(config);
assertArrayEquals(config.getAllowedOrigins().toArray(), new String[]{"*"});
assertEquals(Collections.singletonList("*"), getRequiredCorsConfiguration(chain, false).getAllowedOrigins());
}
@Test
@@ -140,12 +141,11 @@ public class CorsAbstractHandlerMappingTests {
this.request.addHeader(HttpHeaders.ORIGIN, "https://domain2.com");
this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
HandlerExecutionChain chain = handlerMapping.getHandler(this.request);
assertNotNull(chain);
assertNotNull(chain.getHandler());
assertTrue(chain.getHandler().getClass().getSimpleName().equals("PreFlightHandler"));
config = getCorsConfiguration(chain, true);
assertNotNull(config);
assertArrayEquals(config.getAllowedOrigins().toArray(), new String[]{"*"});
assertEquals("PreFlightHandler", chain.getHandler().getClass().getSimpleName());
assertEquals(Collections.singletonList("*"), getRequiredCorsConfiguration(chain, true).getAllowedOrigins());
}
@Test
@@ -156,11 +156,12 @@ public class CorsAbstractHandlerMappingTests {
this.request.addHeader(HttpHeaders.ORIGIN, "https://domain2.com");
this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
HandlerExecutionChain chain = handlerMapping.getHandler(this.request);
assertNotNull(chain);
assertTrue(chain.getHandler() instanceof SimpleHandler);
CorsConfiguration config = getCorsConfiguration(chain, false);
CorsConfiguration config = getRequiredCorsConfiguration(chain, false);
assertNotNull(config);
assertArrayEquals(new String[]{"*"}, config.getAllowedOrigins().toArray());
assertEquals(Collections.singletonList("*"), config.getAllowedOrigins());
assertEquals(true, config.getAllowCredentials());
}
@@ -172,35 +173,35 @@ public class CorsAbstractHandlerMappingTests {
this.request.addHeader(HttpHeaders.ORIGIN, "https://domain2.com");
this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
HandlerExecutionChain chain = handlerMapping.getHandler(this.request);
assertNotNull(chain);
assertNotNull(chain.getHandler());
assertTrue(chain.getHandler().getClass().getSimpleName().equals("PreFlightHandler"));
CorsConfiguration config = getCorsConfiguration(chain, true);
assertEquals("PreFlightHandler", chain.getHandler().getClass().getSimpleName());
CorsConfiguration config = getRequiredCorsConfiguration(chain, true);
assertNotNull(config);
assertArrayEquals(new String[]{"*"}, config.getAllowedOrigins().toArray());
assertEquals(Collections.singletonList("*"), config.getAllowedOrigins());
assertEquals(true, config.getAllowCredentials());
}
private CorsConfiguration getCorsConfiguration(HandlerExecutionChain chain, boolean isPreFlightRequest) {
@SuppressWarnings("ConstantConditions")
private CorsConfiguration getRequiredCorsConfiguration(HandlerExecutionChain chain, boolean isPreFlightRequest) {
CorsConfiguration corsConfig = null;
if (isPreFlightRequest) {
Object handler = chain.getHandler();
assertTrue(handler.getClass().getSimpleName().equals("PreFlightHandler"));
assertEquals("PreFlightHandler", handler.getClass().getSimpleName());
DirectFieldAccessor accessor = new DirectFieldAccessor(handler);
return (CorsConfiguration)accessor.getPropertyValue("config");
corsConfig = (CorsConfiguration) accessor.getPropertyValue("config");
}
else {
HandlerInterceptor[] interceptors = chain.getInterceptors();
if (interceptors != null) {
for (HandlerInterceptor interceptor : interceptors) {
if (interceptor.getClass().getSimpleName().equals("CorsInterceptor")) {
DirectFieldAccessor accessor = new DirectFieldAccessor(interceptor);
return (CorsConfiguration) accessor.getPropertyValue("config");
}
}
if (!ObjectUtils.isEmpty(interceptors)) {
DirectFieldAccessor accessor = new DirectFieldAccessor(interceptors[0]);
corsConfig = (CorsConfiguration) accessor.getPropertyValue("config");
}
}
return null;
assertNotNull(corsConfig);
return corsConfig;
}
public class TestHandlerMapping extends AbstractHandlerMapping {