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/*
* SonarQube Scanner API
* Copyright (C) 2011-2017 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonarsource.scanner.api.internal;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.security.GeneralSecurityException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.cert.CertificateException;
import java.util.Arrays;
import java.util.concurrent.TimeUnit;
import javax.net.ssl.KeyManager;
import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager;
import okhttp3.ConnectionSpec;
import okhttp3.Credentials;
import okhttp3.OkHttpClient;
import org.sonarsource.scanner.api.internal.cache.Logger;
import static java.util.Arrays.asList;
public class OkHttpClientFactory {
static final int CONNECT_TIMEOUT_MILLISECONDS = 5_000;
static final int READ_TIMEOUT_MILLISECONDS = 60_000;
static final String NONE = "NONE";
static final String P11KEYSTORE = "PKCS11";
private static final String PROXY_AUTHORIZATION = "Proxy-Authorization";
private OkHttpClientFactory() {
// only statics
}
static OkHttpClient create(Logger logger) {
OkHttpClient.Builder okHttpClientBuilder = new OkHttpClient.Builder();
okHttpClientBuilder.connectTimeout(CONNECT_TIMEOUT_MILLISECONDS, TimeUnit.MILLISECONDS);
okHttpClientBuilder.readTimeout(READ_TIMEOUT_MILLISECONDS, TimeUnit.MILLISECONDS);
ConnectionSpec tls = new ConnectionSpec.Builder(ConnectionSpec.MODERN_TLS)
.allEnabledTlsVersions()
.allEnabledCipherSuites()
.supportsTlsExtensions(true)
.build();
okHttpClientBuilder.connectionSpecs(asList(tls, ConnectionSpec.CLEARTEXT));
X509TrustManager systemDefaultTrustManager = systemDefaultTrustManager();
okHttpClientBuilder.sslSocketFactory(systemDefaultSslSocketFactory(systemDefaultTrustManager, logger), systemDefaultTrustManager);
// OkHttp detect 'http.proxyHost' java property, but credentials should be filled
final String proxyUser = System.getProperty("http.proxyUser", "");
if (!System.getProperty("http.proxyHost", "").isEmpty() && !proxyUser.isEmpty()) {
okHttpClientBuilder.proxyAuthenticator((route, response) -> {
if (response.request().header(PROXY_AUTHORIZATION) != null) {
// Give up, we've already attempted to authenticate.
return null;
}
if (HttpURLConnection.HTTP_PROXY_AUTH == response.code()) {
String credential = Credentials.basic(proxyUser, System.getProperty("http.proxyPassword"));
return response.request().newBuilder().header(PROXY_AUTHORIZATION, credential).build();
}
return null;
});
}
return okHttpClientBuilder.build();
}
private static X509TrustManager systemDefaultTrustManager() {
try {
TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
trustManagerFactory.init((KeyStore) null);
TrustManager[] trustManagers = trustManagerFactory.getTrustManagers();
if (trustManagers.length != 1 || !(trustManagers[0] instanceof X509TrustManager)) {
throw new IllegalStateException("Unexpected default trust managers:" + Arrays.toString(trustManagers));
}
return (X509TrustManager) trustManagers[0];
} catch (GeneralSecurityException e) {
// The system has no TLS. Just give up.
throw new AssertionError(e);
}
}
private static SSLSocketFactory systemDefaultSslSocketFactory(X509TrustManager trustManager, Logger logger) {
KeyManager[] defaultKeyManager = getDefaultKeyManager(logger);
try {
SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(defaultKeyManager, new TrustManager[] {trustManager}, null);
return sslContext.getSocketFactory();
} catch (GeneralSecurityException e) {
// The system has no TLS. Just give up.
throw new AssertionError(e);
}
}
/**
* Inspired from sun.security.ssl.SSLContextImpl#getDefaultKeyManager()
*/
private static synchronized KeyManager[] getDefaultKeyManager(Logger logger) {
final String defaultKeyStore = System.getProperty("javax.net.ssl.keyStore", "");
String defaultKeyStoreType = System.getProperty("javax.net.ssl.keyStoreType", KeyStore.getDefaultType());
String defaultKeyStoreProvider = System.getProperty("javax.net.ssl.keyStoreProvider", "");
logger.debug("keyStore is : " + defaultKeyStore);
logger.debug("keyStore type is : " + defaultKeyStoreType);
logger.debug("keyStore provider is : " + defaultKeyStoreProvider);
if (P11KEYSTORE.equals(defaultKeyStoreType) && !NONE.equals(defaultKeyStore)) {
throw new IllegalArgumentException("if keyStoreType is " + P11KEYSTORE + ", then keyStore must be " + NONE);
}
String defaultKeyStorePassword = System.getProperty("javax.net.ssl.keyStorePassword", "");
char[] passwd = defaultKeyStorePassword.isEmpty() ? null : defaultKeyStorePassword.toCharArray();
try {
/*
* Try to initialize key store.
*/
KeyStore ks = initKeyStore(logger, defaultKeyStore, defaultKeyStoreType, defaultKeyStoreProvider, passwd);
/*
* Try to initialize key manager.
*/
logger.debug("init keymanager of type " + KeyManagerFactory.getDefaultAlgorithm());
KeyManagerFactory kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
if (P11KEYSTORE.equals(defaultKeyStoreType)) {
// do not pass key passwd if using token
kmf.init(ks, null);
} else {
kmf.init(ks, passwd);
}
return kmf.getKeyManagers();
} catch (Exception e) {
throw new IllegalStateException("Unable to initialize key manager", e);
}
}
private static KeyStore initKeyStore(Logger logger, final String defaultKeyStore, String defaultKeyStoreType, String defaultKeyStoreProvider, char[] passwd)
throws KeyStoreException, NoSuchProviderException, IOException, NoSuchAlgorithmException, CertificateException {
KeyStore ks = null;
if (!defaultKeyStoreType.isEmpty()) {
logger.debug("init keystore");
if (defaultKeyStoreProvider.isEmpty()) {
ks = KeyStore.getInstance(defaultKeyStoreType);
} else {
ks = KeyStore.getInstance(defaultKeyStoreType, defaultKeyStoreProvider);
}
if (!defaultKeyStore.isEmpty() && !NONE.equals(defaultKeyStore)) {
try (FileInputStream fs = new FileInputStream(defaultKeyStore)) {
ks.load(fs, passwd);
}
} else {
ks.load(null, passwd);
}
}
return ks;
}
}
