Fix non-standard HTTP method for CsrfWebFilter

Closes gh-8452
This commit is contained in:
Rob Winch 2020-05-11 17:20:27 -05:00
commit 8d447633f4
2 changed files with 18 additions and 3 deletions

View File

@ -1,5 +1,5 @@
/*
* Copyright 2002-2017 the original author or authors.
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -60,6 +60,7 @@ import static java.lang.Boolean.TRUE;
* </p>
*
* @author Rob Winch
* @author Parikshit Dutta
* @since 5.0
*/
public class CsrfWebFilter implements WebFilter {
@ -187,7 +188,7 @@ public class CsrfWebFilter implements WebFilter {
@Override
public Mono<MatchResult> matches(ServerWebExchange exchange) {
return Mono.just(exchange.getRequest())
.map(r -> r.getMethod())
.flatMap(r -> Mono.justOrEmpty(r.getMethod()))
.filter(m -> ALLOWED_METHODS.contains(m))
.flatMap(m -> MatchResult.notMatch())
.switchIfEmpty(MatchResult.match());

View File

@ -1,5 +1,5 @@
/*
* Copyright 2002-2017 the original author or authors.
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -20,11 +20,14 @@ import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.junit.MockitoJUnitRunner;
import org.springframework.http.HttpMethod;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.mock.http.server.reactive.MockServerHttpRequest;
import org.springframework.mock.web.server.MockServerWebExchange;
import org.springframework.security.web.server.util.matcher.ServerWebExchangeMatcher;
import org.springframework.security.web.server.util.matcher.ServerWebExchangeMatcher.MatchResult;
import org.springframework.test.web.reactive.server.WebTestClient;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@ -45,6 +48,7 @@ import static org.springframework.web.reactive.function.BodyInserters.fromMultip
/**
* @author Rob Winch
* @author Parikshit Dutta
* @since 5.0
*/
@RunWith(MockitoJUnitRunner.class)
@ -183,6 +187,16 @@ public class CsrfWebFilterTests {
chainResult.assertWasSubscribed();
}
@Test
// gh-8452
public void matchesRequireCsrfProtectionWhenNonStandardHTTPMethodIsUsed() {
HttpMethod customHttpMethod = HttpMethod.resolve("non-standard-http-method");
MockServerWebExchange nonStandardHttpRequest = from(MockServerHttpRequest.method(customHttpMethod, "/"));
ServerWebExchangeMatcher serverWebExchangeMatcher = CsrfWebFilter.DEFAULT_CSRF_MATCHER;
assertThat(serverWebExchangeMatcher.matches(nonStandardHttpRequest).map(MatchResult::isMatch).block()).isTrue();
}
@Test
public void doFilterWhenSkipExchangeInvokedThenSkips() {
PublisherProbe<Void> chainResult = PublisherProbe.empty();