55 lines
2.0 KiB
Java
55 lines
2.0 KiB
Java
/*
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* Copyright (c) 2012-2018 The original author or authors
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* ------------------------------------------------------
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* and Apache License v2.0 which accompanies this distribution.
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*
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* The Eclipse Public License is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* The Apache License v2.0 is available at
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* http://www.opensource.org/licenses/apache2.0.php
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*
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* You may elect to redistribute this code under either of these licenses.
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*/
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package io.moquette.server.netty;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import io.netty.channel.ChannelDuplexHandler;
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import io.netty.channel.ChannelHandler.Sharable;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.handler.timeout.IdleState;
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import io.netty.handler.timeout.IdleStateEvent;
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import static io.netty.channel.ChannelFutureListener.CLOSE_ON_FAILURE;
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@Sharable
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class MoquetteIdleTimeoutHandler extends ChannelDuplexHandler {
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private static final Logger LOG = LoggerFactory.getLogger(MoquetteIdleTimeoutHandler.class);
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@Override
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public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
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if (evt instanceof IdleStateEvent) {
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IdleState e = ((IdleStateEvent) evt).state();
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if (e == IdleState.READER_IDLE) {
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LOG.info("Firing channel inactive event. MqttClientId = {}.", NettyUtils.clientID(ctx.channel()));
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// fire a channelInactive to trigger publish of Will
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ctx.fireChannelInactive();
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ctx.close().addListener(CLOSE_ON_FAILURE);
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}
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} else {
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if (LOG.isDebugEnabled()) {
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LOG.debug(
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"Firing Netty event. MqttClientId = {}, eventClass = {}.",
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NettyUtils.clientID(ctx.channel()),
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evt.getClass().getName());
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}
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super.userEventTriggered(ctx, evt);
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}
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}
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}
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