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// 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.ssl;
import com.google.inject.Inject;
import com.yahoo.jdisc.http.ConnectorConfig;
import com.yahoo.jdisc.http.SecretStore;
import com.yahoo.jdisc.http.ssl.pem.PemSslKeyStore;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.security.KeyStore;
import java.util.logging.Logger;
/**
* @author bjorncs
*/
public class DefaultSslKeyStoreConfigurator implements SslKeyStoreConfigurator {
private static final Logger log = Logger.getLogger(DefaultSslKeyStoreConfigurator.class.getName());
private final SecretStore secretStore;
private final ConnectorConfig.Ssl config;
@Inject
public DefaultSslKeyStoreConfigurator(ConnectorConfig config, SecretStore secretStore) {
validateConfig(config.ssl());
this.secretStore = secretStore;
this.config = config.ssl();
}
private static void validateConfig(ConnectorConfig.Ssl config) {
if (!config.enabled()) return;
switch (config.keyStoreType()) {
case JKS:
validateJksConfig(config);
break;
case PEM:
validatePemConfig(config);
break;
}
}
@Override
public void configure(SslKeyStoreContext context) {
if (!config.enabled()) return;
switch (config.keyStoreType()) {
case JKS:
context.updateKeyStore(config.keyStorePath(), "JKS", secretStore.getSecret(config.keyDbKey()));
break;
case PEM:
context.updateKeyStore(createPemKeyStore(config.pemKeyStore()));
break;
}
}
private static void validateJksConfig(ConnectorConfig.Ssl ssl) {
if (!ssl.pemKeyStore().keyPath().isEmpty() || ! ssl.pemKeyStore().certificatePath().isEmpty()) {
throw new IllegalArgumentException("pemKeyStore attributes can not be set when keyStoreType is JKS.");
}
if (ssl.keyDbKey().isEmpty()) {
throw new IllegalArgumentException("Missing password for JKS keystore");
}
}
private static void validatePemConfig(ConnectorConfig.Ssl ssl) {
if (! ssl.keyStorePath().isEmpty()) {
throw new IllegalArgumentException("keyStorePath can not be set when keyStoreType is PEM");
}
if (!ssl.keyDbKey().isEmpty()) {
// TODO Make an error once there are separate passwords for truststore and keystore
log.warning("Encrypted PEM key stores are not supported. Password is only applied to truststore");
}
if (ssl.pemKeyStore().certificatePath().isEmpty()) {
throw new IllegalArgumentException("Missing certificate path.");
}
if (ssl.pemKeyStore().keyPath().isEmpty()) {
throw new IllegalArgumentException("Missing key path.");
}
}
private static KeyStore createPemKeyStore(ConnectorConfig.Ssl.PemKeyStore pemKeyStore) {
try {
Path certificatePath = Paths.get(pemKeyStore.certificatePath());
Path keyPath = Paths.get(pemKeyStore.keyPath());
return new PemSslKeyStore(certificatePath, keyPath).loadJavaKeyStore();
} catch (IOException e) {
throw new UncheckedIOException(e);
} catch (Exception e) {
throw new RuntimeException("Failed setting up key store for " + pemKeyStore.keyPath() + ", " + pemKeyStore.certificatePath(), e);
}
}
}
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