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
|
/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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
*
* http://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 com.squareup.okhttp.internal.spdy;
import com.squareup.okhttp.internal.SslContextBuilder;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Arrays;
import java.util.List;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
import org.eclipse.jetty.npn.NextProtoNego;
/** A basic SPDY server that serves the contents of a local directory. */
public final class SpdyServer implements IncomingStreamHandler {
private final File baseDirectory;
private SSLSocketFactory sslSocketFactory;
public SpdyServer(File baseDirectory) {
this.baseDirectory = baseDirectory;
}
public void useHttps(SSLSocketFactory sslSocketFactory) {
this.sslSocketFactory = sslSocketFactory;
}
private void run() throws Exception {
ServerSocket serverSocket = new ServerSocket(8888);
serverSocket.setReuseAddress(true);
while (true) {
Socket socket = serverSocket.accept();
if (sslSocketFactory != null) {
socket = doSsl(socket);
}
new SpdyConnection.Builder(false, socket).handler(this).build();
}
}
private Socket doSsl(Socket socket) throws IOException {
SSLSocket sslSocket =
(SSLSocket) sslSocketFactory.createSocket(socket, socket.getInetAddress().getHostAddress(),
socket.getPort(), true);
sslSocket.setUseClientMode(false);
NextProtoNego.put(sslSocket, new NextProtoNego.ServerProvider() {
@Override public void unsupported() {
System.out.println("UNSUPPORTED");
}
@Override public List<String> protocols() {
return Arrays.asList("spdy/3");
}
@Override public void protocolSelected(String protocol) {
System.out.println("PROTOCOL SELECTED: " + protocol);
}
});
return sslSocket;
}
@Override public void receive(final SpdyStream stream) throws IOException {
List<String> requestHeaders = stream.getRequestHeaders();
String path = null;
for (int i = 0; i < requestHeaders.size(); i += 2) {
String s = requestHeaders.get(i);
if (":path".equals(s)) {
path = requestHeaders.get(i + 1);
break;
}
}
if (path == null) {
// TODO: send bad request error
throw new AssertionError();
}
File file = new File(baseDirectory + path);
if (file.isDirectory()) {
serveDirectory(stream, file.list());
} else if (file.exists()) {
serveFile(stream, file);
} else {
send404(stream, path);
}
}
private void send404(SpdyStream stream, String path) throws IOException {
List<String> responseHeaders =
Arrays.asList(":status", "404", ":version", "HTTP/1.1", "content-type", "text/plain");
stream.reply(responseHeaders, true);
OutputStream out = stream.getOutputStream();
String text = "Not found: " + path;
out.write(text.getBytes("UTF-8"));
out.close();
}
private void serveDirectory(SpdyStream stream, String[] files) throws IOException {
List<String> responseHeaders =
Arrays.asList(":status", "200", ":version", "HTTP/1.1", "content-type",
"text/html; charset=UTF-8");
stream.reply(responseHeaders, true);
OutputStream out = stream.getOutputStream();
Writer writer = new OutputStreamWriter(out, "UTF-8");
for (String file : files) {
writer.write("<a href='" + file + "'>" + file + "</a><br>");
}
writer.close();
}
private void serveFile(SpdyStream stream, File file) throws IOException {
InputStream in = new FileInputStream(file);
byte[] buffer = new byte[8192];
stream.reply(
Arrays.asList(":status", "200", ":version", "HTTP/1.1", "content-type", contentType(file)),
true);
OutputStream out = stream.getOutputStream();
int count;
while ((count = in.read(buffer)) != -1) {
out.write(buffer, 0, count);
}
out.close();
}
private String contentType(File file) {
return file.getName().endsWith(".html") ? "text/html" : "text/plain";
}
public static void main(String... args) throws Exception {
if (args.length != 1 || args[0].startsWith("-")) {
System.out.println("Usage: SpdyServer <base directory>");
return;
}
SpdyServer server = new SpdyServer(new File(args[0]));
SSLContext sslContext = new SslContextBuilder(InetAddress.getLocalHost().getHostName()).build();
server.useHttps(sslContext.getSocketFactory());
server.run();
}
}
|
