org.springframework.http.server.reactive.ReactorServerHttpRequest Maven / Gradle / Ivy
/*
* Copyright 2002-2023 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.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.http.server.reactive;
import java.net.InetSocketAddress;
import java.net.URISyntaxException;
import java.util.concurrent.atomic.AtomicLong;
import javax.net.ssl.SSLSession;
import io.netty.channel.Channel;
import io.netty.handler.codec.http.cookie.Cookie;
import io.netty.handler.ssl.SslHandler;
import org.apache.commons.logging.Log;
import reactor.core.publisher.Flux;
import reactor.netty.ChannelOperationsId;
import reactor.netty.Connection;
import reactor.netty.http.server.HttpServerRequest;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.core.io.buffer.NettyDataBufferFactory;
import org.springframework.http.HttpCookie;
import org.springframework.http.HttpLogging;
import org.springframework.http.HttpMethod;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
/**
* Adapt {@link ServerHttpRequest} to the Reactor {@link HttpServerRequest}.
*
* @author Stephane Maldini
* @author Rossen Stoyanchev
* @since 5.0
*/
class ReactorServerHttpRequest extends AbstractServerHttpRequest {
private static final Log logger = HttpLogging.forLogName(ReactorServerHttpRequest.class);
private static final AtomicLong logPrefixIndex = new AtomicLong();
private final HttpServerRequest request;
private final NettyDataBufferFactory bufferFactory;
public ReactorServerHttpRequest(HttpServerRequest request, NettyDataBufferFactory bufferFactory)
throws URISyntaxException {
super(HttpMethod.valueOf(request.method().name()), ReactorUriHelper.createUri(request), "",
new NettyHeadersAdapter(request.requestHeaders()));
Assert.notNull(bufferFactory, "DataBufferFactory must not be null");
this.request = request;
this.bufferFactory = bufferFactory;
}
@Override
protected MultiValueMap initCookies() {
MultiValueMap cookies = new LinkedMultiValueMap<>();
for (CharSequence name : this.request.cookies().keySet()) {
for (Cookie cookie : this.request.cookies().get(name)) {
HttpCookie httpCookie = new HttpCookie(name.toString(), cookie.value());
cookies.add(name.toString(), httpCookie);
}
}
return cookies;
}
@Override
@Nullable
public InetSocketAddress getLocalAddress() {
return this.request.hostAddress();
}
@Override
@Nullable
public InetSocketAddress getRemoteAddress() {
return this.request.remoteAddress();
}
@Override
@Nullable
protected SslInfo initSslInfo() {
Channel channel = ((Connection) this.request).channel();
SslHandler sslHandler = channel.pipeline().get(SslHandler.class);
if (sslHandler == null && channel.parent() != null) { // HTTP/2
sslHandler = channel.parent().pipeline().get(SslHandler.class);
}
if (sslHandler != null) {
SSLSession session = sslHandler.engine().getSession();
return new DefaultSslInfo(session);
}
return null;
}
@Override
public Flux getBody() {
return this.request.receive().retain().map(this.bufferFactory::wrap);
}
@SuppressWarnings("unchecked")
@Override
public T getNativeRequest() {
return (T) this.request;
}
@Override
@Nullable
protected String initId() {
if (this.request instanceof Connection connection) {
return connection.channel().id().asShortText() +
"-" + logPrefixIndex.incrementAndGet();
}
return null;
}
@Override
protected String initLogPrefix() {
String id = null;
if (this.request instanceof ChannelOperationsId operationsId) {
id = (logger.isDebugEnabled() ? operationsId.asLongText() : operationsId.asShortText());
}
if (id != null) {
return id;
}
if (this.request instanceof Connection connection) {
return connection.channel().id().asShortText() +
"-" + logPrefixIndex.incrementAndGet();
}
return getId();
}
}