pass HttpRequest to ServerBaseUrlCustomizer

springdoc-openapi-starter-common/src/main/java/org/springdoc/core/customizers/ServerBaseUrlCustomizer.java

@@ -24,6 +24,8 @@
 
 package org.springdoc.core.customizers;
 
+import org.springframework.http.HttpRequest;
+
 /**
  * The interface Server Base URL customiser.
  * @author skylar -stark
@@ -35,7 +37,8 @@ public interface ServerBaseUrlCustomizer {
 	 * Customise.
 	 *
 	 * @param serverBaseUrl the serverBaseUrl.
+	 * @param request the request.
 	 * @return the customised serverBaseUrl
 	 */
-	String customize(String serverBaseUrl);
+	String customize(String serverBaseUrl, HttpRequest request);
 }

springdoc-openapi-starter-common/src/main/java/org/springdoc/core/service/OpenAPIService.java

@@ -81,6 +81,7 @@
 import org.springframework.core.annotation.AnnotatedElementUtils;
 import org.springframework.core.annotation.AnnotationUtils;
 import org.springframework.core.type.filter.AnnotationTypeFilter;
+import org.springframework.http.HttpRequest;
 import org.springframework.stereotype.Controller;
 import org.springframework.util.CollectionUtils;
 import org.springframework.web.bind.annotation.ControllerAdvice;
@@ -490,12 +491,12 @@ public Schema resolveProperties(Schema schema, Locale locale) {
 	 *
 	 * @param serverBaseUrl the server base url
 	 */
-	public void setServerBaseUrl(String serverBaseUrl) {
+	public void setServerBaseUrl(String serverBaseUrl, HttpRequest httpRequest) {
 		String customServerBaseUrl = serverBaseUrl;
 
 		if (serverBaseUrlCustomizers.isPresent()) {
 			for (ServerBaseUrlCustomizer customizer : serverBaseUrlCustomizers.get()) {
-				customServerBaseUrl = customizer.customize(customServerBaseUrl);
+				customServerBaseUrl = customizer.customize(customServerBaseUrl, httpRequest);
 			}
 		}
 

springdoc-openapi-starter-common/src/test/java/org/springdoc/api/AbstractOpenApiResourceTest.java

@@ -62,6 +62,7 @@
 import org.springframework.context.ApplicationContext;
 import org.springframework.test.util.ReflectionTestUtils;
 import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.mock.http.client.MockClientHttpRequest;
 
 import static java.util.Arrays.asList;
 import static java.util.Collections.singletonList;
@@ -190,7 +191,7 @@ void preLoadingModeShouldNotOverwriteServers() throws InterruptedException {
 		doCallRealMethod().when(openAPIService).updateServers(any());
 		when(openAPIService.getCachedOpenAPI(any())).thenCallRealMethod();
 		doAnswer(new CallsRealMethods()).when(openAPIService).setServersPresent(true);
-		doAnswer(new CallsRealMethods()).when(openAPIService).setServerBaseUrl(any());
+		doAnswer(new CallsRealMethods()).when(openAPIService).setServerBaseUrl(any(), any());
 		doAnswer(new CallsRealMethods()).when(openAPIService).setCachedOpenAPI(any(), any());
 
 		String customUrl = "https://custom.com";
@@ -212,7 +213,7 @@ properties, springDocProviders, new SpringDocCustomizers(Optional.of(singletonLi
 		Thread.sleep(1_000);
 
 		// emulate generating base url
-		openAPIService.setServerBaseUrl(generatedUrl);
+		openAPIService.setServerBaseUrl(generatedUrl, new MockClientHttpRequest());
 		openAPIService.updateServers(openAPI);
 		Locale locale = Locale.US;
 		OpenAPI after = resource.getOpenApi(locale);
@@ -224,7 +225,7 @@ properties, springDocProviders, new SpringDocCustomizers(Optional.of(singletonLi
 	void serverBaseUrlCustomisersTest() throws InterruptedException {
 		doCallRealMethod().when(openAPIService).updateServers(any());
 		when(openAPIService.getCachedOpenAPI(any())).thenCallRealMethod();
-		doAnswer(new CallsRealMethods()).when(openAPIService).setServerBaseUrl(any());
+		doAnswer(new CallsRealMethods()).when(openAPIService).setServerBaseUrl(any(), any());
 		doAnswer(new CallsRealMethods()).when(openAPIService).setCachedOpenAPI(any(), any());
 
 		SpringDocConfigProperties properties = new SpringDocConfigProperties();
@@ -247,37 +248,37 @@ springDocProviders, new SpringDocCustomizers(Optional.empty(),Optional.empty(),O
 
 		// Test that setting generated URL works fine with no customizers present
 		String generatedUrl = "https://generated-url.com/context-path";
-		openAPIService.setServerBaseUrl(generatedUrl);
+		openAPIService.setServerBaseUrl(generatedUrl, new MockClientHttpRequest());
 		openAPIService.updateServers(openAPI);
 		OpenAPI after = resource.getOpenApi(locale);
 		assertThat(after.getServers().get(0).getUrl(), is(generatedUrl));
 
 		// Test that adding a serverBaseUrlCustomizer has the desired effect
-		ServerBaseUrlCustomizer serverBaseUrlCustomizer = serverBaseUrl -> serverBaseUrl.replace("/context-path", "");
+		ServerBaseUrlCustomizer serverBaseUrlCustomizer = (serverBaseUrl, request) -> serverBaseUrl.replace("/context-path", "");
 		List<ServerBaseUrlCustomizer> serverBaseUrlCustomizerList = new ArrayList<>();
 		serverBaseUrlCustomizerList.add(serverBaseUrlCustomizer);
 
 		ReflectionTestUtils.setField(openAPIService, "serverBaseUrlCustomizers", Optional.of(serverBaseUrlCustomizerList));
-		openAPIService.setServerBaseUrl(generatedUrl);
+		openAPIService.setServerBaseUrl(generatedUrl, new MockClientHttpRequest());
 		openAPIService.updateServers(openAPI);
 		after = resource.getOpenApi(locale);
 		assertThat(after.getServers().get(0).getUrl(), is("https://generated-url.com"));
 
 		// Test that serverBaseUrlCustomisers are performed in order
 		generatedUrl = "https://generated-url.com/context-path/second-path";
-		ServerBaseUrlCustomizer serverBaseUrlCustomiser2 = serverBaseUrl -> serverBaseUrl.replace("/context-path/second-path", "");
+		ServerBaseUrlCustomizer serverBaseUrlCustomiser2 = (serverBaseUrl, request) -> serverBaseUrl.replace("/context-path/second-path", "");
 		serverBaseUrlCustomizerList.add(serverBaseUrlCustomiser2);
 
-		openAPIService.setServerBaseUrl(generatedUrl);
+		openAPIService.setServerBaseUrl(generatedUrl, new MockClientHttpRequest());
 		openAPIService.updateServers(openAPI);
 		after = resource.getOpenApi(locale);
 		assertThat(after.getServers().get(0).getUrl(), is("https://generated-url.com/second-path"));
 
 		// Test that all serverBaseUrlCustomisers in the List are performed
-		ServerBaseUrlCustomizer serverBaseUrlCustomiser3 = serverBaseUrl -> serverBaseUrl.replace("/second-path", "");
+		ServerBaseUrlCustomizer serverBaseUrlCustomiser3 = (serverBaseUrl, request) -> serverBaseUrl.replace("/second-path", "");
 		serverBaseUrlCustomizerList.add(serverBaseUrlCustomiser3);
 
-		openAPIService.setServerBaseUrl(generatedUrl);
+		openAPIService.setServerBaseUrl(generatedUrl, new MockClientHttpRequest());
 		openAPIService.updateServers(openAPI);
 		after = resource.getOpenApi(locale);
 		assertThat(after.getServers().get(0).getUrl(), is("https://generated-url.com"));

springdoc-openapi-starter-webflux-api/src/main/java/org/springdoc/webflux/api/OpenApiActuatorResource.java

@@ -131,7 +131,7 @@ public Mono<byte[]> openapiYaml(ServerHttpRequest serverHttpRequest, Locale loca
 	protected void calculateServerUrl(ServerHttpRequest serverHttpRequest, String apiDocsUrl, Locale locale) {
 		super.initOpenAPIBuilder(locale);
 		URI uri = getActuatorURI(serverHttpRequest.getURI().getScheme(), serverHttpRequest.getURI().getHost());
-		openAPIService.setServerBaseUrl(uri.toString());
+		openAPIService.setServerBaseUrl(uri.toString(), serverHttpRequest);
 	}
 
 	@Override

springdoc-openapi-starter-webflux-api/src/main/java/org/springdoc/webflux/api/OpenApiResource.java

@@ -229,7 +229,7 @@ protected void getWebFluxRouterFunctionPaths(Locale locale, OpenAPI openAPI) {
 	protected void calculateServerUrl(ServerHttpRequest serverHttpRequest, String apiDocsUrl, Locale locale) {
 		initOpenAPIBuilder(locale);
 		String serverUrl = getServerUrl(serverHttpRequest, apiDocsUrl);
-		openAPIService.setServerBaseUrl(serverUrl);
+		openAPIService.setServerBaseUrl(serverUrl, serverHttpRequest);
 	}
 
 	/**

springdoc-openapi-starter-webmvc-api/src/main/java/org/springdoc/webmvc/api/OpenApiResource.java

@@ -55,6 +55,7 @@
 
 import org.springframework.aop.support.AopUtils;
 import org.springframework.beans.factory.ObjectFactory;
+import org.springframework.http.server.ServletServerHttpRequest;
 import org.springframework.util.CollectionUtils;
 import org.springframework.util.MimeType;
 import org.springframework.web.bind.annotation.RequestMethod;
@@ -244,7 +245,8 @@ private Comparator<RequestMappingInfo> byReversedRequestMappingInfos() {
 	protected void calculateServerUrl(HttpServletRequest request, String apiDocsUrl, Locale locale) {
 		super.initOpenAPIBuilder(locale);
 		String calculatedUrl = getServerUrl(request, apiDocsUrl);
-		openAPIService.setServerBaseUrl(calculatedUrl);
+		ServletServerHttpRequest serverRequest = request != null ? new ServletServerHttpRequest(request) : null;
+		openAPIService.setServerBaseUrl(calculatedUrl, serverRequest);
 	}
 
 	/**