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/*-
* ============LICENSE_START=======================================================
* VID
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* Modifications Copyright (C) 2018 Nokia. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.vid.aai.util;
import org.glassfish.jersey.client.ClientConfig;
import org.glassfish.jersey.client.HttpUrlConnectorProvider;
import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
import org.onap.vid.aai.exceptions.HttpClientBuilderException;
import javax.net.ssl.HttpsURLConnection;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import java.io.IOException;
import java.nio.file.FileSystems;
import java.security.GeneralSecurityException;
import static org.onap.vid.aai.util.HttpClientMode.WITH_KEYSTORE;
/**
* The Class HttpsAuthClient.
*/
public class HttpsAuthClient {
private static final String SSL_TRUST_STORE = "javax.net.ssl.trustStore";
private static final String SSL_TRUST_STORE_PASS_WORD = "javax.net.ssl.trustStorePassword";
private final SystemPropertyHelper systemPropertyHelper;
private final SSLContextProvider sslContextProvider;
public HttpsAuthClient(String certFilePath, SystemPropertyHelper systemPropertyHelper, SSLContextProvider sslContextProvider) {
this.certFilePath = certFilePath;
this.systemPropertyHelper = systemPropertyHelper;
this.sslContextProvider = sslContextProvider;
}
private final String certFilePath;
/** The logger. */
static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(HttpsAuthClient.class);
/**
* Gets the client.
*
* @return the client
*/
public Client getClient(HttpClientMode mode) throws GeneralSecurityException, IOException {
ClientConfig config = prepareClientConfig(mode);
try {
setSystemProperties();
ignoreHostname();
return systemPropertyHelper.isClientCertEnabled() ?
getTrustedClient(config, getKeystorePath(), systemPropertyHelper.getDecryptedKeystorePassword(), mode)
: getUntrustedClient(config);
} catch (Exception e) {
logger.debug(EELFLoggerDelegate.debugLogger, "Error setting up config", e);
throw e;
}
}
private void ignoreHostname() {
HttpsURLConnection.setDefaultHostnameVerifier((hostname, session) -> true);
}
private Client getUntrustedClient(ClientConfig config) {
return ClientBuilder.newBuilder().withConfig(config).build().register(CustomJacksonJaxBJsonProvider.class);
}
private Client getTrustedClient(ClientConfig config, String keystorePath, String keystorePassword, HttpClientMode httpClientMode) throws HttpClientBuilderException {
return ClientBuilder.newBuilder()
.sslContext(sslContextProvider.getSslContext(keystorePath, keystorePassword, httpClientMode))
.hostnameVerifier((s, sslSession) -> true)
.withConfig(config)
.build()
.register(CustomJacksonJaxBJsonProvider.class);
}
private String getKeystorePath() {
return getCertificatesPath() + FileSystems.getDefault().getSeparator() + systemPropertyHelper.getAAIKeystoreFilename();
}
private void setSystemProperties() {
System.setProperty(SSL_TRUST_STORE, getCertificatesPath() + FileSystems.getDefault().getSeparator() +
systemPropertyHelper.getAAITruststoreFilename().orElse(""));
System.setProperty(SSL_TRUST_STORE_PASS_WORD, systemPropertyHelper.getDecryptedTruststorePassword());
}
private ClientConfig prepareClientConfig(HttpClientMode mode) {
ClientConfig config = new ClientConfig();
if (mode.equals(WITH_KEYSTORE)) {
config.property(HttpUrlConnectorProvider.SET_METHOD_WORKAROUND, Boolean.TRUE);
config.connectorProvider(new HttpUrlConnectorProvider().useSetMethodWorkaround());
}
return config;
}
private String getCertificatesPath() {
return certFilePath;
}
}
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