OpenSslSessionContext.java — netty Source File

Source Code

/*
 * Copyright 2014 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.internal.tcnative.SSL;
import io.netty.internal.tcnative.SSLContext;
import io.netty.internal.tcnative.SessionTicketKey;
import io.netty.util.internal.ObjectUtil;

import javax.net.ssl.SSLSession;
import javax.net.ssl.SSLSessionContext;
import java.util.Arrays;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.concurrent.locks.Lock;

/**
 * OpenSSL specific {@link SSLSessionContext} implementation.
 */
public abstract class OpenSslSessionContext implements SSLSessionContext {

    private final OpenSslSessionStats stats;

    // The OpenSslKeyMaterialProvider is not really used by the OpenSslSessionContext but only be stored here
    // to make it easier to destroy it later because the ReferenceCountedOpenSslContext will hold a reference
    // to OpenSslSessionContext.
    private final OpenSslKeyMaterialProvider provider;

    final ReferenceCountedOpenSslContext context;

    private final OpenSslSessionCache sessionCache;
    private final long mask;

    // IMPORTANT: We take the OpenSslContext and not just the long (which points the native instance) to prevent
    //            the GC to collect OpenSslContext as this would also free the pointer and so could result in a
    //            segfault when the user calls any of the methods here that try to pass the pointer down to the native
    //            level.
    OpenSslSessionContext(ReferenceCountedOpenSslContext context, OpenSslKeyMaterialProvider provider, long mask,
                          OpenSslSessionCache cache) {
        this.context = context;
        this.provider = provider;
        this.mask = mask;
        stats = new OpenSslSessionStats(context);
        sessionCache = cache;
        SSLContext.setSSLSessionCache(context.ctx, cache);
    }

// ... (170 more lines)