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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.controller.tls;
import com.google.inject.Inject;
import com.yahoo.component.AbstractComponent;
import com.yahoo.container.jdisc.secretstore.SecretStore;
import com.yahoo.jdisc.http.ssl.SslContextFactoryProvider;
import com.yahoo.security.KeyStoreBuilder;
import com.yahoo.security.KeyStoreType;
import com.yahoo.security.KeyUtils;
import com.yahoo.security.X509CertificateUtils;
import com.yahoo.vespa.hosted.controller.tls.config.TlsConfig;
import org.eclipse.jetty.util.ssl.SslContextFactory;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.security.PrivateKey;
import java.security.cert.X509Certificate;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
/**
* Configures the controller's HTTPS connector with certificate and private key from a secret store.
*
* @author mpolden
*/
@SuppressWarnings("unused") // Injected
public class ControllerSslContextFactoryProvider extends AbstractComponent implements SslContextFactoryProvider {
private final SecretStore secretStore;
private final TlsConfig config;
private final SslContextFactory sslContextFactory;
@Inject
public ControllerSslContextFactoryProvider(SecretStore secretStore, TlsConfig config) {
this.secretStore = Objects.requireNonNull(secretStore, "secretStore must be non-null");
this.config = Objects.requireNonNull(config, "config must be non-null");
this.sslContextFactory = create();
}
@Override
public SslContextFactory getInstance(String containerId, int port) {
return sslContextFactory;
}
/** Create a SslContextFactory backed by an in-memory key and trust store */
private SslContextFactory create() {
if (!Files.isReadable(Paths.get(config.caTrustStore()))) {
throw new IllegalArgumentException("CA trust store file is not readable: " + config.caTrustStore());
}
SslContextFactory factory = new SslContextFactory();
// Do not exclude TLS_RSA_* ciphers
String[] excludedCiphers = Arrays.stream(factory.getExcludeCipherSuites())
.filter(cipherPattern -> !cipherPattern.equals("^TLS_RSA_.*$"))
.toArray(String[]::new);
factory.setExcludeCipherSuites(excludedCiphers);
factory.setWantClientAuth(true);
// Trust store containing CA trust store from file
factory.setTrustStore(KeyStoreBuilder.withType(KeyStoreType.JKS)
.fromFile(Paths.get(config.caTrustStore()))
.build());
// Key store containing key pair from secret store
factory.setKeyStore(KeyStoreBuilder.withType(KeyStoreType.JKS)
.withKeyEntry(getClass().getSimpleName(), privateKey(), certificates())
.build());
factory.setKeyStorePassword("");
return factory;
}
/** Get private key from secret store */
private PrivateKey privateKey() {
return KeyUtils.fromPemEncodedPrivateKey(secretStore.getSecret(config.privateKeySecret()));
}
/**
* Get certificate from secret store. If certificate secret contains multiple certificates, e.g. intermediate
* certificates, the entire chain will be read
*/
private List<X509Certificate> certificates() {
return X509CertificateUtils.certificateListFromPem(secretStore.getSecret(config.certificateSecret()));
}
}
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