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
|
// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.http.server.jetty;
import com.google.inject.Inject;
import com.yahoo.jdisc.Metric;
import com.yahoo.jdisc.http.ConnectorConfig;
import com.yahoo.jdisc.http.ssl.SslContextFactoryProvider;
import com.yahoo.security.tls.MixedMode;
import com.yahoo.security.tls.TransportSecurityUtils;
import org.eclipse.jetty.alpn.server.ALPNServerConnectionFactory;
import org.eclipse.jetty.http2.server.HTTP2ServerConnectionFactory;
import org.eclipse.jetty.server.ConnectionFactory;
import org.eclipse.jetty.server.DetectorConnectionFactory;
import org.eclipse.jetty.server.HttpConfiguration;
import org.eclipse.jetty.server.HttpConnectionFactory;
import org.eclipse.jetty.server.ProxyConnectionFactory;
import org.eclipse.jetty.server.SecureRequestCustomizer;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.ServerConnector;
import org.eclipse.jetty.server.SslConnectionFactory;
import org.eclipse.jetty.util.ssl.SslContextFactory;
import java.util.List;
/**
* @author Einar M R Rosenvinge
* @author bjorncs
*/
public class ConnectorFactory {
private final ConnectorConfig connectorConfig;
private final SslContextFactoryProvider sslContextFactoryProvider;
@Inject
public ConnectorFactory(ConnectorConfig connectorConfig,
SslContextFactoryProvider sslContextFactoryProvider) {
runtimeConnectorConfigValidation(connectorConfig);
this.connectorConfig = connectorConfig;
this.sslContextFactoryProvider = sslContextFactoryProvider;
}
// Perform extra connector config validation that can only be performed at runtime,
// e.g. due to TLS configuration through environment variables.
private static void runtimeConnectorConfigValidation(ConnectorConfig config) {
validateProxyProtocolConfiguration(config);
validateSecureRedirectConfig(config);
}
private static void validateProxyProtocolConfiguration(ConnectorConfig config) {
ConnectorConfig.ProxyProtocol proxyProtocolConfig = config.proxyProtocol();
if (proxyProtocolConfig.enabled()) {
boolean tlsMixedModeEnabled = TransportSecurityUtils.getInsecureMixedMode() != MixedMode.DISABLED;
if (!isSslEffectivelyEnabled(config) || tlsMixedModeEnabled) {
throw new IllegalArgumentException("Proxy protocol can only be enabled if connector is effectively HTTPS only");
}
}
}
private static void validateSecureRedirectConfig(ConnectorConfig config) {
if (config.secureRedirect().enabled() && isSslEffectivelyEnabled(config)) {
throw new IllegalArgumentException("Secure redirect can only be enabled on connectors without HTTPS");
}
}
public ConnectorConfig getConnectorConfig() {
return connectorConfig;
}
public ServerConnector createConnector(final Metric metric, final Server server, JettyConnectionLogger connectionLogger,
ConnectionMetricAggregator connectionMetricAggregator) {
ServerConnector connector = new JDiscServerConnector(
connectorConfig, metric, server, connectionLogger, connectionMetricAggregator,
createConnectionFactories(metric).toArray(ConnectionFactory[]::new));
connector.setPort(connectorConfig.listenPort());
connector.setName(connectorConfig.name());
connector.setAcceptQueueSize(connectorConfig.acceptQueueSize());
connector.setReuseAddress(connectorConfig.reuseAddress());
connector.setIdleTimeout(idleTimeoutInMillis());
return connector;
}
private List<ConnectionFactory> createConnectionFactories(Metric metric) {
if (!isSslEffectivelyEnabled(connectorConfig)) {
return List.of(newHttp1ConnectionFactory());
} else if (connectorConfig.ssl().enabled()) {
return connectionFactoriesForHttps(metric);
} else if (TransportSecurityUtils.isTransportSecurityEnabled()) {
switch (TransportSecurityUtils.getInsecureMixedMode()) {
case TLS_CLIENT_MIXED_SERVER:
case PLAINTEXT_CLIENT_MIXED_SERVER:
return connectionFactoriesForHttpsMixedMode(metric);
case DISABLED:
return connectionFactoriesForHttps(metric);
default:
throw new IllegalStateException();
}
} else {
return List.of(newHttp1ConnectionFactory());
}
}
private List<ConnectionFactory> connectionFactoriesForHttps(Metric metric) {
ConnectorConfig.ProxyProtocol proxyProtocolConfig = connectorConfig.proxyProtocol();
HttpConnectionFactory http1Factory = newHttp1ConnectionFactory();
if (connectorConfig.http2Enabled()) {
HTTP2ServerConnectionFactory http2Factory = newHttp2ConnectionFactory();
ALPNServerConnectionFactory alpnFactory = newAlpnConnectionFactory();
SslConnectionFactory sslFactory = newSslConnectionFactory(metric, alpnFactory);
if (proxyProtocolConfig.enabled()) {
ProxyConnectionFactory proxyProtocolFactory = newProxyProtocolConnectionFactory(sslFactory);
if (proxyProtocolConfig.mixedMode()) {
DetectorConnectionFactory detectorFactory = newDetectorConnectionFactory(sslFactory);
return List.of(detectorFactory, proxyProtocolFactory, sslFactory, alpnFactory, http1Factory, http2Factory);
} else {
return List.of(proxyProtocolFactory, sslFactory, alpnFactory, http1Factory, http2Factory);
}
} else {
return List.of(sslFactory, alpnFactory, http1Factory, http2Factory);
}
} else {
SslConnectionFactory sslFactory = newSslConnectionFactory(metric, http1Factory);
if (proxyProtocolConfig.enabled()) {
ProxyConnectionFactory proxyProtocolFactory = newProxyProtocolConnectionFactory(sslFactory);
if (proxyProtocolConfig.mixedMode()) {
DetectorConnectionFactory detectorFactory = newDetectorConnectionFactory(sslFactory);
return List.of(detectorFactory, proxyProtocolFactory, sslFactory, http1Factory);
} else {
return List.of(proxyProtocolFactory, sslFactory, http1Factory);
}
} else {
return List.of(sslFactory, http1Factory);
}
}
}
private List<ConnectionFactory> connectionFactoriesForHttpsMixedMode(Metric metric) {
// No support for proxy-protocol/http2 when using HTTP with TLS mixed mode
HttpConnectionFactory httpFactory = newHttp1ConnectionFactory();
SslConnectionFactory sslFactory = newSslConnectionFactory(metric, httpFactory);
DetectorConnectionFactory detectorFactory = newDetectorConnectionFactory(sslFactory);
return List.of(detectorFactory, httpFactory, sslFactory);
}
private HttpConfiguration newHttpConfiguration() {
HttpConfiguration httpConfig = new HttpConfiguration();
httpConfig.setSendDateHeader(true);
httpConfig.setSendServerVersion(false);
httpConfig.setSendXPoweredBy(false);
httpConfig.setHeaderCacheSize(connectorConfig.headerCacheSize());
httpConfig.setOutputBufferSize(connectorConfig.outputBufferSize());
httpConfig.setRequestHeaderSize(connectorConfig.requestHeaderSize());
httpConfig.setResponseHeaderSize(connectorConfig.responseHeaderSize());
if (isSslEffectivelyEnabled(connectorConfig)) {
httpConfig.addCustomizer(new SecureRequestCustomizer());
}
return httpConfig;
}
private HttpConnectionFactory newHttp1ConnectionFactory() {
return new HttpConnectionFactory(newHttpConfiguration());
}
private HTTP2ServerConnectionFactory newHttp2ConnectionFactory() {
HTTP2ServerConnectionFactory factory = new HTTP2ServerConnectionFactory(newHttpConfiguration());
factory.setStreamIdleTimeout(idleTimeoutInMillis());
factory.setMaxConcurrentStreams(4096);
return factory;
}
private SslConnectionFactory newSslConnectionFactory(Metric metric, ConnectionFactory wrappedFactory) {
SslContextFactory ctxFactory = sslContextFactoryProvider.getInstance(connectorConfig.name(), connectorConfig.listenPort());
SslConnectionFactory connectionFactory = new SslConnectionFactory(ctxFactory, wrappedFactory.getProtocol());
connectionFactory.addBean(new SslHandshakeFailedListener(metric, connectorConfig.name(), connectorConfig.listenPort()));
return connectionFactory;
}
private ALPNServerConnectionFactory newAlpnConnectionFactory() {
ALPNServerConnectionFactory factory = new ALPNServerConnectionFactory("h2", "http/1.1");
factory.setDefaultProtocol("http/1.1");
return factory;
}
private DetectorConnectionFactory newDetectorConnectionFactory(ConnectionFactory.Detecting... alternatives) {
// Note: Detector connection factory with single alternative will fallback to next protocol in connection factory list
return new DetectorConnectionFactory(alternatives);
}
private ProxyConnectionFactory newProxyProtocolConnectionFactory(ConnectionFactory wrappedFactory) {
return new ProxyConnectionFactory(wrappedFactory.getProtocol());
}
private static boolean isSslEffectivelyEnabled(ConnectorConfig config) {
return config.ssl().enabled()
|| (config.implicitTlsEnabled() && TransportSecurityUtils.isTransportSecurityEnabled());
}
private long idleTimeoutInMillis() { return (long) (connectorConfig.idleTimeout() * 1000.0); }
}
|
