use of com.alipay.sofa.jraft.rhea.util.concurrent.disruptor.TaskDispatcher in project sofa-jraft by sofastack.
the class DefaultRheaKVStore method init.
@Override
public synchronized boolean init(final RheaKVStoreOptions opts) {
if (this.started) {
LOG.info("[DefaultRheaKVStore] already started.");
return true;
}
DescriberManager.getInstance().addDescriber(RouteTable.getInstance());
this.opts = opts;
// init placement driver
final PlacementDriverOptions pdOpts = opts.getPlacementDriverOptions();
final String clusterName = opts.getClusterName();
Requires.requireNonNull(pdOpts, "opts.placementDriverOptions");
Requires.requireNonNull(clusterName, "opts.clusterName");
if (Strings.isBlank(pdOpts.getInitialServerList())) {
// if blank, extends parent's value
pdOpts.setInitialServerList(opts.getInitialServerList());
}
if (pdOpts.isFake()) {
this.pdClient = new FakePlacementDriverClient(opts.getClusterId(), clusterName);
} else {
this.pdClient = new RemotePlacementDriverClient(opts.getClusterId(), clusterName);
}
if (!this.pdClient.init(pdOpts)) {
LOG.error("Fail to init [PlacementDriverClient].");
return false;
}
// init compress strategies
ZipStrategyManager.init(opts);
// init store engine
final StoreEngineOptions stOpts = opts.getStoreEngineOptions();
if (stOpts != null) {
stOpts.setInitialServerList(opts.getInitialServerList());
this.storeEngine = new StoreEngine(this.pdClient, this.stateListenerContainer);
if (!this.storeEngine.init(stOpts)) {
LOG.error("Fail to init [StoreEngine].");
return false;
}
}
final Endpoint selfEndpoint = this.storeEngine == null ? null : this.storeEngine.getSelfEndpoint();
final RpcOptions rpcOpts = opts.getRpcOptions();
Requires.requireNonNull(rpcOpts, "opts.rpcOptions");
this.rheaKVRpcService = new DefaultRheaKVRpcService(this.pdClient, selfEndpoint) {
@Override
public Endpoint getLeader(final long regionId, final boolean forceRefresh, final long timeoutMillis) {
final Endpoint leader = getLeaderByRegionEngine(regionId);
if (leader != null) {
return leader;
}
return super.getLeader(regionId, forceRefresh, timeoutMillis);
}
};
if (!this.rheaKVRpcService.init(rpcOpts)) {
LOG.error("Fail to init [RheaKVRpcService].");
return false;
}
this.failoverRetries = opts.getFailoverRetries();
this.futureTimeoutMillis = opts.getFutureTimeoutMillis();
this.onlyLeaderRead = opts.isOnlyLeaderRead();
if (opts.isUseParallelKVExecutor()) {
final int numWorkers = Utils.cpus();
final int bufSize = numWorkers << 4;
final String name = "parallel-kv-executor";
final ThreadFactory threadFactory = Constants.THREAD_AFFINITY_ENABLED ? new AffinityNamedThreadFactory(name, true) : new NamedThreadFactory(name, true);
this.kvDispatcher = new TaskDispatcher(bufSize, numWorkers, WaitStrategyType.LITE_BLOCKING_WAIT, threadFactory);
}
this.batchingOpts = opts.getBatchingOptions();
if (this.batchingOpts.isAllowBatching()) {
this.getBatching = new GetBatching(KeyEvent::new, "get_batching", new GetBatchingHandler("get", false));
this.getBatchingOnlySafe = new GetBatching(KeyEvent::new, "get_batching_only_safe", new GetBatchingHandler("get_only_safe", true));
this.putBatching = new PutBatching(KVEvent::new, "put_batching", new PutBatchingHandler("put"));
}
LOG.info("[DefaultRheaKVStore] start successfully, options: {}.", opts);
return this.started = true;
}
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