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    • com.github.pgasync.impl.protocol.SslInitiator Maven / Gradle / Ivy

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    /*
 * 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.
 */

package com.github.pgasync.impl.protocol;

import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.ByteToMessageDecoder;
import io.netty.handler.ssl.SslContextBuilder;
import io.netty.handler.ssl.util.InsecureTrustManagerFactory;

import java.util.List;

class SslInitiator extends ByteToMessageDecoder {
    @Override
    protected void decode(ChannelHandlerContext ctx, ByteBuf in, List out) throws Exception {
        if (in.readableBytes() < 1) {
            return;
        }
        if ('S' != in.readByte()) {
            ctx.fireExceptionCaught(new IllegalStateException("SSL required but not supported by backend server"));
            return;
        }
        ctx.pipeline().remove(this);
        ctx.pipeline().addFirst(
                SslContextBuilder
                        .forClient()
                        .trustManager(InsecureTrustManagerFactory.INSTANCE)
                        .build()
                        .newHandler(ctx.alloc())
        );
    }
}
    
    
    
    

    




    
    
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