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Merge pull request #16046 from nosan
* pr/16046: Polish "Fix NullPointerException with empty X-Forwarded-For header" Fix NullPointerException with empty X-Forwarded-For header
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8c18bc12f7
@ -1,5 +1,5 @@
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/*
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* Copyright 2012-2018 the original author or authors.
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* Copyright 2012-2019 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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@ -16,6 +16,8 @@
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package org.springframework.boot.actuate.web.trace.reactive;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.URI;
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import java.util.LinkedHashMap;
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import java.util.List;
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@ -45,8 +47,13 @@ class ServerWebExchangeTraceableRequest implements TraceableRequest {
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this.method = request.getMethodValue();
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this.headers = request.getHeaders();
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this.uri = request.getURI();
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this.remoteAddress = (request.getRemoteAddress() != null)
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? request.getRemoteAddress().getAddress().toString() : null;
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this.remoteAddress = getRemoteAddress(request);
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}
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private static String getRemoteAddress(ServerHttpRequest request) {
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InetSocketAddress remoteAddress = request.getRemoteAddress();
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InetAddress address = (remoteAddress != null) ? remoteAddress.getAddress() : null;
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return (address != null) ? address.toString() : null;
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}
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@Override
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@ -0,0 +1,101 @@
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/*
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* Copyright 2012-2019 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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* http://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.boot.actuate.web.trace.reactive;
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import java.net.InetSocketAddress;
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import java.net.URI;
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import java.util.Collections;
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import org.junit.Before;
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import org.junit.Test;
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import org.springframework.http.HttpHeaders;
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import org.springframework.http.server.reactive.ServerHttpRequest;
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import org.springframework.web.server.ServerWebExchange;
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import static org.assertj.core.api.Assertions.assertThat;
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import static org.assertj.core.api.Assertions.entry;
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import static org.mockito.BDDMockito.given;
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import static org.mockito.Mockito.mock;
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/**
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* Tests for {@link ServerWebExchangeTraceableRequest}.
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*
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* @author Dmytro Nosan
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*/
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public class ServerWebExchangeTraceableRequestTests {
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private ServerWebExchange exchange;
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private ServerHttpRequest request;
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@Before
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public void setUp() {
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this.exchange = mock(ServerWebExchange.class);
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this.request = mock(ServerHttpRequest.class);
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given(this.exchange.getRequest()).willReturn(this.request);
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}
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@Test
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public void getMethod() {
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String method = "POST";
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given(this.request.getMethodValue()).willReturn(method);
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ServerWebExchangeTraceableRequest traceableRequest = new ServerWebExchangeTraceableRequest(
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this.exchange);
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assertThat(traceableRequest.getMethod()).isSameAs(method);
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}
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@Test
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public void getUri() {
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URI uri = URI.create("http://localhost:8080/");
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given(this.request.getURI()).willReturn(uri);
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ServerWebExchangeTraceableRequest traceableRequest = new ServerWebExchangeTraceableRequest(
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this.exchange);
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assertThat(traceableRequest.getUri()).isSameAs(uri);
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}
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@Test
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public void getHeaders() {
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HttpHeaders httpHeaders = new HttpHeaders();
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httpHeaders.add("name", "value");
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given(this.request.getHeaders()).willReturn(httpHeaders);
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ServerWebExchangeTraceableRequest traceableRequest = new ServerWebExchangeTraceableRequest(
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this.exchange);
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assertThat(traceableRequest.getHeaders())
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.containsOnly(entry("name", Collections.singletonList("value")));
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}
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@Test
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public void getUnresolvedRemoteAddress() {
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InetSocketAddress socketAddress = InetSocketAddress
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.createUnresolved("unresolved.example.com", 8080);
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given(this.request.getRemoteAddress()).willReturn(socketAddress);
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ServerWebExchangeTraceableRequest traceableRequest = new ServerWebExchangeTraceableRequest(
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this.exchange);
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assertThat(traceableRequest.getRemoteAddress()).isNull();
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}
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@Test
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public void getRemoteAddress() {
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InetSocketAddress socketAddress = new InetSocketAddress(0);
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given(this.request.getRemoteAddress()).willReturn(socketAddress);
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ServerWebExchangeTraceableRequest traceableRequest = new ServerWebExchangeTraceableRequest(
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this.exchange);
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assertThat(traceableRequest.getRemoteAddress())
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.isEqualTo(socketAddress.getAddress().toString());
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}
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}
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