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Easy Redis Java client and Real-Time Data Platform. Valkey compatible. Sync/Async/RxJava3/Reactive API. Client side caching. Over 50 Redis based Java objects and services: JCache API, Apache Tomcat, Hibernate, Spring, Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Scheduler, RPC
/*
* Copyright 2018 The Netty Project
*
* The Netty Project licenses this file to you 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 io.netty.handler.ssl;
import io.netty.util.internal.EmptyArrays;
import io.netty.util.internal.PlatformDependent;
import io.netty.util.internal.SuppressJava6Requirement;
import io.netty.util.internal.logging.InternalLogger;
import io.netty.util.internal.logging.InternalLoggerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509ExtendedTrustManager;
import javax.net.ssl.X509TrustManager;
import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.PrivilegedAction;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
/**
* Utility which allows to wrap {@link X509TrustManager} implementations with the internal implementation used by
* {@code SSLContextImpl} that provides extended verification.
*
* This is really a "hack" until there is an official API as requested on the in
* JDK-8210843.
*/
@SuppressJava6Requirement(reason = "Usage guarded by java version check")
final class OpenSslX509TrustManagerWrapper {
private static final InternalLogger LOGGER = InternalLoggerFactory
.getInstance(OpenSslX509TrustManagerWrapper.class);
private static final TrustManagerWrapper WRAPPER;
static {
// By default we will not do any wrapping but just return the passed in manager.
TrustManagerWrapper wrapper = new TrustManagerWrapper() {
@Override
public X509TrustManager wrapIfNeeded(X509TrustManager manager) {
return manager;
}
};
Throwable cause = null;
Throwable unsafeCause = PlatformDependent.getUnsafeUnavailabilityCause();
if (unsafeCause == null) {
SSLContext context;
try {
context = newSSLContext();
// Now init with an array that only holds a X509TrustManager. This should be wrapped into an
// AbstractTrustManagerWrapper which will delegate the TrustManager itself but also do extra
// validations.
//
// See:
// - https://hg.openjdk.java.net/jdk8u/jdk8u/jdk/file/
// cadea780bc76/src/share/classes/sun/security/ssl/SSLContextImpl.java#l127
context.init(null, new TrustManager[] {
new X509TrustManager() {
@Override
public void checkClientTrusted(X509Certificate[] x509Certificates, String s)
throws CertificateException {
throw new CertificateException();
}
@Override
public void checkServerTrusted(X509Certificate[] x509Certificates, String s)
throws CertificateException {
throw new CertificateException();
}
@Override
public X509Certificate[] getAcceptedIssuers() {
return EmptyArrays.EMPTY_X509_CERTIFICATES;
}
}
}, null);
} catch (Throwable error) {
context = null;
cause = error;
}
if (cause != null) {
LOGGER.debug("Unable to access wrapped TrustManager", cause);
} else {
final SSLContext finalContext = context;
Object maybeWrapper = AccessController.doPrivileged(new PrivilegedAction
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