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ryanjbaxterryanjbaxter
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Merge branch '4.1.x' into 4.2.x
2 parents 0e7b027 + 4998631 commit 47f32f2

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‎spring-cloud-gateway-server-mvc/src/main/java/org/springframework/cloud/gateway/server/mvc/filter/BeforeFilterFunctions.java

Lines changed: 10 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -45,6 +45,7 @@
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import org.springframework.web.servlet.function.ServerRequest;
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import org.springframework.web.util.UriComponentsBuilder;
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import org.springframework.web.util.UriTemplate;
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import org.springframework.web.util.UriUtils;
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import static org.springframework.cloud.gateway.server.mvc.common.MvcUtils.CIRCUITBREAKER_EXECUTION_EXCEPTION_ATTR;
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import static org.springframework.util.CollectionUtils.unmodifiableMultiValueMap;
@@ -214,10 +215,12 @@ public static Function<ServerRequest, ServerRequest> removeRequestParameter(Stri
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MultiValueMap<String, String> queryParams = new LinkedMultiValueMap<>(request.params());
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queryParams.remove(name);
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MultiValueMap<String, String> encodedQueryParams = UriUtils.encodeQueryParams(queryParams);
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// remove from uri
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URI newUri = UriComponentsBuilder.fromUri(request.uri())
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.replaceQueryParams(unmodifiableMultiValueMap(queryParams))
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.build()
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.replaceQueryParams(unmodifiableMultiValueMap(encodedQueryParams))
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.build(true)
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.toUri();
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// remove resolved params from request
@@ -350,9 +353,11 @@ public static Function<ServerRequest, ServerRequest> setPath(String path) {
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return request -> {
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Map<String, Object> uriVariables = MvcUtils.getUriTemplateVariables(request);
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URI uri = uriTemplate.expand(uriVariables);
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String newPath = uri.getRawPath();
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URI prefixedUri = UriComponentsBuilder.fromUri(request.uri()).replacePath(newPath).build().toUri();
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URI prefixedUri = UriComponentsBuilder.fromUri(request.uri())
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.replacePath(uri.getRawPath())
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.build(true)
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.toUri();
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return ServerRequest.from(request).uri(prefixedUri).build();
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};
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}
@@ -407,7 +412,7 @@ public static Function<ServerRequest, ServerRequest> stripPrefix(int parts) {
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URI prefixedUri = UriComponentsBuilder.fromUri(request.uri())
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.replacePath(newPath.toString())
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.build()
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.build(true)
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.toUri();
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return ServerRequest.from(request).uri(prefixedUri).build();
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};

‎spring-cloud-gateway-server-mvc/src/test/java/org/springframework/cloud/gateway/server/mvc/filter/BeforeFilterFunctionsTests.java

Lines changed: 184 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,184 @@
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/*
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* Copyright 2013-2025 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.cloud.gateway.server.mvc.filter;
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import java.util.Collections;
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import org.junit.jupiter.api.Test;
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import org.springframework.mock.web.MockHttpServletRequest;
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import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
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import org.springframework.web.servlet.function.ServerRequest;
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import static org.assertj.core.api.Assertions.assertThat;
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/**
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* @author raccoonback
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*/
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class BeforeFilterFunctionsTests {
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@Test
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void setPath() {
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MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/legacy/path")
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.buildRequest(null);
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ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.setPath("/new/path").apply(request);
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assertThat(result.uri().toString()).hasToString("http://localhost/new/path");
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}
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@Test
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void setEncodedPath() {
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MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/legacy/path")
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.buildRequest(null);
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ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.setPath("/new/é").apply(request);
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assertThat(result.uri().toString()).hasToString("http://localhost/new/%C3%A9");
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}
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@Test
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void setPathWithParameters() {
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MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/legacy/path")
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.queryParam("foo", "bar")
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.buildRequest(null);
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ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.setPath("/new/path").apply(request);
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assertThat(result.uri().toString()).hasToString("http://localhost/new/path?foo=bar");
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}
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@Test
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void setPathWithEncodedParameters() {
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MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/legacy/path")
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.queryParam("foo[]", "bar[]")
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.buildRequest(null);
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ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.setPath("/new/path").apply(request);
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assertThat(result.uri().toString()).hasToString("http://localhost/new/path?foo%5B%5D=bar%5B%5D");
82+
}
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@Test
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void removeRequestParameter() {
86+
MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/path")
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.queryParam("foo", "bar")
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.queryParam("baz", "qux")
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.buildRequest(null);
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ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.removeRequestParameter("foo").apply(request);
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assertThat(result.param("foo")).isEmpty();
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assertThat(result.param("baz")).isPresent().hasValue("qux");
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assertThat(result.uri().toString()).hasToString("http://localhost/path?baz=qux");
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}
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@Test
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void removeEncodedRequestParameter() {
102+
MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/path")
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.queryParam("foo[]", "bar")
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.queryParam("baz", "qux")
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.buildRequest(null);
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ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.removeRequestParameter("foo[]").apply(request);
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assertThat(result.param("foo[]")).isEmpty();
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assertThat(result.param("baz")).isPresent().hasValue("qux");
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assertThat(result.uri().toString()).hasToString("http://localhost/path?baz=qux");
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}
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@Test
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void removeRequestParameterWithEncodedRemainParameters() {
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MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/path")
119+
.queryParam("foo", "bar")
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.queryParam("baz[]", "qux[]")
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.buildRequest(null);
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ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.removeRequestParameter("foo").apply(request);
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assertThat(result.param("foo")).isEmpty();
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assertThat(result.param("baz[]")).isPresent().hasValue("qux[]");
129+
assertThat(result.uri().toString()).hasToString("http://localhost/path?baz%5B%5D=qux%5B%5D");
130+
}
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132+
@Test
133+
void removeRequestParameterWithEncodedPath() {
134+
MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/é")
135+
.queryParam("foo", "bar")
136+
.buildRequest(null);
137+
138+
ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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140+
ServerRequest result = BeforeFilterFunctions.removeRequestParameter("foo").apply(request);
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142+
assertThat(result.param("foo")).isEmpty();
143+
assertThat(result.uri().toString()).hasToString("http://localhost/%C3%A9");
144+
}
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@Test
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void stripPrefix() {
148+
MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/depth1/depth2/depth3")
149+
.buildRequest(null);
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ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.stripPrefix(2).apply(request);
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155+
assertThat(result.uri().toString()).hasToString("http://localhost/depth3");
156+
}
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@Test
159+
void stripPrefixWithEncodedPath() {
160+
MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/depth1/depth2/depth3/é")
161+
.buildRequest(null);
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163+
ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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ServerRequest result = BeforeFilterFunctions.stripPrefix(2).apply(request);
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167+
assertThat(result.uri().toString()).hasToString("http://localhost/depth3/%C3%A9");
168+
}
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@Test
171+
void stripPrefixWithEncodedParameters() {
172+
MockHttpServletRequest servletRequest = MockMvcRequestBuilders.get("http://localhost/depth1/depth2/depth3")
173+
.queryParam("baz[]", "qux[]")
174+
.buildRequest(null);
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176+
ServerRequest request = ServerRequest.create(servletRequest, Collections.emptyList());
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178+
ServerRequest result = BeforeFilterFunctions.stripPrefix(2).apply(request);
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180+
assertThat(result.param("baz[]")).isPresent().hasValue("qux[]");
181+
assertThat(result.uri().toString()).hasToString("http://localhost/depth3?baz%5B%5D=qux%5B%5D");
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}
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}

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