-
Notifications
You must be signed in to change notification settings - Fork 37.7k
/
ReactorServerHttpRequest.java
221 lines (189 loc) · 6.42 KB
/
ReactorServerHttpRequest.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
/*
* 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.URI;
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.HttpHeaderNames;
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(initUri(request), "", new NettyHeadersAdapter(request.requestHeaders()));
Assert.notNull(bufferFactory, "DataBufferFactory must not be null");
this.request = request;
this.bufferFactory = bufferFactory;
}
private static URI initUri(HttpServerRequest request) throws URISyntaxException {
Assert.notNull(request, "HttpServerRequest must not be null");
return new URI(resolveBaseUrl(request) + resolveRequestUri(request));
}
private static URI resolveBaseUrl(HttpServerRequest request) throws URISyntaxException {
String scheme = getScheme(request);
InetSocketAddress hostAddress = request.hostAddress();
if (hostAddress != null) {
return new URI(scheme, null, hostAddress.getHostString(), hostAddress.getPort(), null, null, null);
}
String header = request.requestHeaders().get(HttpHeaderNames.HOST);
if (header != null) {
final int portIndex;
if (header.startsWith("[")) {
portIndex = header.indexOf(':', header.indexOf(']'));
}
else {
portIndex = header.indexOf(':');
}
if (portIndex != -1) {
try {
return new URI(scheme, null, header.substring(0, portIndex),
Integer.parseInt(header, portIndex + 1, header.length(), 10), null, null, null);
}
catch (NumberFormatException ex) {
throw new URISyntaxException(header, "Unable to parse port", portIndex);
}
}
else {
return new URI(scheme, header, null, null);
}
}
throw new IllegalStateException("Neither local hostAddress nor HOST header available");
}
private static String getScheme(HttpServerRequest request) {
return request.scheme();
}
private static String resolveRequestUri(HttpServerRequest request) {
String uri = request.uri();
for (int i = 0; i < uri.length(); i++) {
char c = uri.charAt(i);
if (c == '/' || c == '?' || c == '#') {
break;
}
if (c == ':' && (i + 2 < uri.length())) {
if (uri.charAt(i + 1) == '/' && uri.charAt(i + 2) == '/') {
for (int j = i + 3; j < uri.length(); j++) {
c = uri.charAt(j);
if (c == '/' || c == '?' || c == '#') {
return uri.substring(j);
}
}
return "";
}
}
}
return uri;
}
@Override
public HttpMethod getMethod() {
return HttpMethod.valueOf(this.request.method().name());
}
@Override
protected MultiValueMap<String, HttpCookie> initCookies() {
MultiValueMap<String, HttpCookie> 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<DataBuffer> getBody() {
return this.request.receive().retain().map(this.bufferFactory::wrap);
}
@SuppressWarnings("unchecked")
@Override
public <T> 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();
}
}