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Warn if consensus client doesn't call transition configuration endpoi…
…nt within 120 seconds (hyperledger#3569) * add qos timer to engine_exchangeTransitionConfiguration Signed-off-by: garyschulte <garyschulte@gmail.com> Co-authored-by: Justin Florentine <justin+github@florentine.us>
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util/src/main/java/org/hyperledger/besu/util/QosTimer.java
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| /* | ||
| * Copyright contributors to Hyperledger Besu. | ||
| * | ||
| * 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. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
| package org.hyperledger.besu.util; | ||
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| import java.util.concurrent.atomic.AtomicLong; | ||
| import java.util.function.Consumer; | ||
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| import io.vertx.core.Handler; | ||
| import io.vertx.core.Vertx; | ||
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| public class QosTimer { | ||
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| private final Vertx timerVertx = Vertx.vertx(); | ||
| private final AtomicLong timerId = new AtomicLong(Long.MAX_VALUE); | ||
| private final AtomicLong lastReset = new AtomicLong(System.currentTimeMillis()); | ||
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| private final long periodMillis; | ||
| private final Consumer<Long> consumerTask; | ||
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| public QosTimer(final long periodMillis, final Consumer<Long> consumerTask) { | ||
| this.periodMillis = periodMillis; | ||
| this.consumerTask = consumerTask; | ||
| resetTimer(); | ||
| } | ||
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| public void resetTimer() { | ||
| lastReset.set(System.currentTimeMillis()); | ||
| resetTimerHandler(timerHandler()); | ||
| } | ||
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| void resetTimerHandler(final Handler<Long> timerHandler) { | ||
| timerVertx.cancelTimer(timerId.get()); | ||
| timerId.set(timerVertx.setTimer(periodMillis, timerHandler)); | ||
| } | ||
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| Handler<Long> timerHandler() { | ||
| return z -> { | ||
| var lastCall = getLastCallMillis(); | ||
| var now = System.currentTimeMillis(); | ||
| if (lastCall + periodMillis < now) { | ||
| consumerTask.accept(lastCall); | ||
| } | ||
| resetTimerHandler(timerHandler()); | ||
| }; | ||
| } | ||
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| long getLastCallMillis() { | ||
| return lastReset.get(); | ||
| } | ||
| } |
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