org.springframework.boot.web.embedded.undertow.SslBuilderCustomizer Maven / Gradle / Ivy
/*
* Copyright 2012-2023 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.boot.web.embedded.undertow;
import java.net.InetAddress;
import javax.net.ssl.SSLContext;
import io.undertow.Undertow;
import org.xnio.Options;
import org.xnio.Sequence;
import org.xnio.SslClientAuthMode;
import org.springframework.boot.ssl.SslBundle;
import org.springframework.boot.ssl.SslOptions;
import org.springframework.boot.web.server.Ssl.ClientAuth;
/**
* {@link UndertowBuilderCustomizer} that configures SSL on the given builder instance.
*
* @author Brian Clozel
* @author Raheela Aslam
* @author Cyril Dangerville
* @author Scott Frederick
*/
class SslBuilderCustomizer implements UndertowBuilderCustomizer {
private final int port;
private final InetAddress address;
private final ClientAuth clientAuth;
private final SslBundle sslBundle;
SslBuilderCustomizer(int port, InetAddress address, ClientAuth clientAuth, SslBundle sslBundle) {
this.port = port;
this.address = address;
this.clientAuth = clientAuth;
this.sslBundle = sslBundle;
}
@Override
public void customize(Undertow.Builder builder) {
SslOptions options = this.sslBundle.getOptions();
SSLContext sslContext = this.sslBundle.createSslContext();
builder.addHttpsListener(this.port, getListenAddress(), sslContext);
builder.setSocketOption(Options.SSL_CLIENT_AUTH_MODE, ClientAuth.map(this.clientAuth,
SslClientAuthMode.NOT_REQUESTED, SslClientAuthMode.REQUESTED, SslClientAuthMode.REQUIRED));
if (options.getEnabledProtocols() != null) {
builder.setSocketOption(Options.SSL_ENABLED_PROTOCOLS, Sequence.of(options.getEnabledProtocols()));
}
if (options.getCiphers() != null) {
builder.setSocketOption(Options.SSL_ENABLED_CIPHER_SUITES, Sequence.of(options.getCiphers()));
}
}
private String getListenAddress() {
if (this.address == null) {
return "0.0.0.0";
}
return this.address.getHostAddress();
}
}