use of io.dingodb.raft.util.DisruptorBuilder in project dingo by dingodb.
the class LogManagerImpl method init.
@Override
public boolean init(final LogManagerOptions opts) {
this.writeLock.lock();
try {
if (opts.getLogStorage() == null) {
LOG.error("Fail to init log manager, log storage is null");
return false;
}
this.raftOptions = opts.getRaftOptions();
this.nodeMetrics = opts.getNodeMetrics();
this.logStorage = opts.getLogStorage();
this.configManager = opts.getConfigurationManager();
LogStorageOptions lsOpts = new LogStorageOptions();
lsOpts.setConfigurationManager(this.configManager);
lsOpts.setLogEntryCodecFactory(opts.getLogEntryCodecFactory());
lsOpts.setRaftLogStorageOptions(opts.getRaftLogStorageOptions());
if (!this.logStorage.init(lsOpts)) {
LOG.error("Fail to init logStorage");
return false;
}
this.firstLogIndex = this.logStorage.getFirstLogIndex();
this.lastLogIndex = this.logStorage.getLastLogIndex();
this.diskId = new LogId(this.lastLogIndex, getTermFromLogStorage(this.lastLogIndex));
this.fsmCaller = opts.getFsmCaller();
this.disruptor = //
DisruptorBuilder.<StableClosureEvent>newInstance().setEventFactory(//
new StableClosureEventFactory()).setRingBufferSize(//
opts.getDisruptorBufferSize()).setThreadFactory(//
new NamedThreadFactory("JRaft-LogManager-Disruptor-", true)).setProducerType(//
ProducerType.MULTI).setWaitStrategy(new BlockingWaitStrategy()).build();
this.disruptor.handleEventsWith(new StableClosureEventHandler());
this.disruptor.setDefaultExceptionHandler(new LogExceptionHandler<Object>(this.getClass().getSimpleName(), (event, ex) -> reportError(-1, "LogManager handle event error")));
this.diskQueue = this.disruptor.start();
if (this.nodeMetrics.getMetricRegistry() != null) {
this.nodeMetrics.getMetricRegistry().register("jraft-log-manager-disruptor", new DisruptorMetricSet(this.diskQueue));
}
} finally {
this.writeLock.unlock();
}
return true;
}
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