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/*
* Copyright 1999-2018 Alibaba Group Holding Ltd.
*
* 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.alibaba.nacos.naming.misc;
import com.alibaba.nacos.common.executor.ExecutorFactory;
import com.alibaba.nacos.common.executor.NameThreadFactory;
import com.alibaba.nacos.core.utils.ClassUtils;
import com.alibaba.nacos.naming.NamingApp;
import com.alibaba.nacos.sys.env.EnvUtil;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.TimeUnit;
/**
* Global executor for naming.
*
* @author nacos
*/
@SuppressWarnings({"checkstyle:indentation", "PMD.ThreadPoolCreationRule"})
public class GlobalExecutor {
private static final long SERVER_STATUS_UPDATE_PERIOD = TimeUnit.SECONDS.toMillis(5);
public static final int DEFAULT_THREAD_COUNT = EnvUtil.getAvailableProcessors(0.5);
private static final ScheduledExecutorService NAMING_TIMER_EXECUTOR = ExecutorFactory.Managed
.newScheduledExecutorService(ClassUtils.getCanonicalName(NamingApp.class),
EnvUtil.getAvailableProcessors(2), new NameThreadFactory("com.alibaba.nacos.naming.timer"));
private static final ExecutorService MYSQL_CHECK_EXECUTOR = ExecutorFactory.Managed
.newFixedExecutorService(ClassUtils.getCanonicalName(NamingApp.class), DEFAULT_THREAD_COUNT,
new NameThreadFactory("com.alibaba.nacos.naming.mysql.checker"));
private static final ScheduledExecutorService TCP_SUPER_SENSE_EXECUTOR = ExecutorFactory.Managed
.newScheduledExecutorService(ClassUtils.getCanonicalName(NamingApp.class), DEFAULT_THREAD_COUNT,
new NameThreadFactory("com.alibaba.nacos.naming.supersense.checker"));
private static final ExecutorService TCP_CHECK_EXECUTOR = ExecutorFactory.Managed
.newFixedExecutorService(ClassUtils.getCanonicalName(NamingApp.class), 2,
new NameThreadFactory("com.alibaba.nacos.naming.tcp.check.worker"));
private static final ScheduledExecutorService NAMING_HEALTH_EXECUTOR = ExecutorFactory.Managed
.newScheduledExecutorService(ClassUtils.getCanonicalName(NamingApp.class),
Integer.max(Integer.getInteger("com.alibaba.nacos.naming.health.thread.num", DEFAULT_THREAD_COUNT),
1), new NameThreadFactory("com.alibaba.nacos.naming.health"));
private static final ScheduledExecutorService RETRANSMITTER_EXECUTOR = ExecutorFactory.Managed
.newSingleScheduledExecutorService(ClassUtils.getCanonicalName(NamingApp.class),
new NameThreadFactory("com.alibaba.nacos.naming.push.retransmitter"));
private static final ScheduledExecutorService UDP_SENDER_EXECUTOR = ExecutorFactory.Managed
.newSingleScheduledExecutorService(ClassUtils.getCanonicalName(NamingApp.class),
new NameThreadFactory("com.alibaba.nacos.naming.push.udpSender"));
private static final ScheduledExecutorService SERVER_PERFORMANCE_EXECUTOR = ExecutorFactory.Managed
.newSingleScheduledExecutorService(ClassUtils.getCanonicalName(NamingApp.class),
new NameThreadFactory("com.alibaba.nacos.naming.nacos-server-performance"));
private static final ScheduledExecutorService EXPIRED_CLIENT_CLEANER_EXECUTOR = ExecutorFactory.Managed
.newSingleScheduledExecutorService(ClassUtils.getCanonicalName(NamingApp.class),
new NameThreadFactory("com.alibaba.nacos.naming.remote-connection-manager"));
private static final ExecutorService PUSH_CALLBACK_EXECUTOR = ExecutorFactory.Managed
.newSingleExecutorService("Push", new NameThreadFactory("com.alibaba.nacos.naming.push.callback"));
private static final ScheduledExecutorService MONITOR_HEALTH_CHECK_POOL_EXECUTOR = ExecutorFactory.Managed
.newScheduledExecutorService(ClassUtils.getCanonicalName(NamingApp.class),
1, new NameThreadFactory("com.alibaba.nacos.naming.health-check-pool"));
public static void registerServerStatusUpdater(Runnable runnable) {
NAMING_TIMER_EXECUTOR.scheduleAtFixedRate(runnable, 0, SERVER_STATUS_UPDATE_PERIOD, TimeUnit.MILLISECONDS);
}
public static void executeMysqlCheckTask(Runnable runnable) {
MYSQL_CHECK_EXECUTOR.execute(runnable);
}
public static void submitTcpCheck(Runnable runnable) {
TCP_CHECK_EXECUTOR.submit(runnable);
}
public static List> invokeAllTcpSuperSenseTask(Collection> tasks)
throws InterruptedException {
return TCP_SUPER_SENSE_EXECUTOR.invokeAll(tasks);
}
public static void executeTcpSuperSense(Runnable runnable) {
TCP_SUPER_SENSE_EXECUTOR.execute(runnable);
}
public static void scheduleTcpSuperSenseTask(Runnable runnable, long delay, TimeUnit unit) {
TCP_SUPER_SENSE_EXECUTOR.schedule(runnable, delay, unit);
}
public static ScheduledFuture scheduleNamingHealth(Runnable command, long delay, TimeUnit unit) {
return NAMING_HEALTH_EXECUTOR.schedule(command, delay, unit);
}
public static ScheduledFuture scheduleNamingHealth(Runnable command, long initialDelay, long delay,
TimeUnit unit) {
return NAMING_HEALTH_EXECUTOR.scheduleWithFixedDelay(command, initialDelay, delay, unit);
}
public static void scheduleRetransmitter(Runnable runnable, long delay, TimeUnit unit) {
RETRANSMITTER_EXECUTOR.schedule(runnable, delay, unit);
}
public static ScheduledFuture scheduleUdpSender(Runnable runnable, long delay, TimeUnit unit) {
return UDP_SENDER_EXECUTOR.schedule(runnable, delay, unit);
}
public static void scheduleUdpReceiver(Runnable runnable) {
NAMING_TIMER_EXECUTOR.submit(runnable);
}
public static void schedulePerformanceLogger(Runnable runnable, long initialDelay, long delay, TimeUnit unit) {
SERVER_PERFORMANCE_EXECUTOR.scheduleWithFixedDelay(runnable, initialDelay, delay, unit);
}
public static void scheduleExpiredClientCleaner(Runnable runnable, long initialDelay, long delay, TimeUnit unit) {
EXPIRED_CLIENT_CLEANER_EXECUTOR.scheduleWithFixedDelay(runnable, initialDelay, delay, unit);
}
public static ExecutorService getCallbackExecutor() {
return PUSH_CALLBACK_EXECUTOR;
}
public static ScheduledFuture scheduleMonitorHealthCheckPool(Runnable runnable, long initialDelay, long delay,
TimeUnit unit) {
return MONITOR_HEALTH_CHECK_POOL_EXECUTOR.scheduleWithFixedDelay(runnable, initialDelay, delay, unit);
}
}
