Examples with RandomLoadBalancer org.redisson.connection.balancer.RandomLoadBalancer used on opensource projects

Example 21 with RandomLoadBalancer

use of org.redisson.connection.balancer.RandomLoadBalancer in project redisson by redisson.

the class RedissonTest method testFailoverInCluster.

@Test
public void testFailoverInCluster() throws Exception {
    RedisRunner master1 = new RedisRunner().port(6890).randomDir().nosave();
    RedisRunner master2 = new RedisRunner().port(6891).randomDir().nosave();
    RedisRunner master3 = new RedisRunner().port(6892).randomDir().nosave();
    RedisRunner slave1 = new RedisRunner().port(6900).randomDir().nosave();
    RedisRunner slave2 = new RedisRunner().port(6901).randomDir().nosave();
    RedisRunner slave3 = new RedisRunner().port(6902).randomDir().nosave();
    RedisRunner slave4 = new RedisRunner().port(6903).randomDir().nosave();
    ClusterRunner clusterRunner = new ClusterRunner().addNode(master1, slave1, slave4).addNode(master2, slave2).addNode(master3, slave3);
    ClusterProcesses process = clusterRunner.run();
    Thread.sleep(5000);
    Config config = new Config();
    config.useClusterServers().setLoadBalancer(new RandomLoadBalancer()).addNodeAddress(process.getNodes().stream().findAny().get().getRedisServerAddressAndPort());
    RedissonClient redisson = Redisson.create(config);
    RedisProcess master = process.getNodes().stream().filter(x -> x.getRedisServerPort() == master1.getPort()).findFirst().get();
    List<RFuture<?>> futures = new ArrayList<RFuture<?>>();
    CountDownLatch latch = new CountDownLatch(1);
    Thread t = new Thread() {

        public void run() {
            for (int i = 0; i < 2000; i++) {
                RFuture<?> f1 = redisson.getBucket("i" + i).getAsync();
                RFuture<?> f2 = redisson.getBucket("i" + i).setAsync("");
                RFuture<?> f3 = redisson.getTopic("topic").publishAsync("testmsg");
                futures.add(f1);
                futures.add(f2);
                futures.add(f3);
                try {
                    Thread.sleep(100);
                } catch (InterruptedException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                if (i % 100 == 0) {
                    System.out.println("step: " + i);
                }
            }
            latch.countDown();
        }
    };
    t.start();
    t.join(1000);
    Set<InetSocketAddress> oldMasters = new HashSet<>();
    Collection<RedisClusterMaster> masterNodes = redisson.getRedisNodes(RedisNodes.CLUSTER).getMasters();
    for (RedisClusterMaster clusterNode : masterNodes) {
        oldMasters.add(clusterNode.getAddr());
    }
    master.stop();
    System.out.println("master " + master.getRedisServerAddressAndPort() + " has been stopped!");
    Thread.sleep(TimeUnit.SECONDS.toMillis(90));
    RedisProcess newMaster = null;
    Collection<RedisClusterMaster> newMasterNodes = redisson.getRedisNodes(RedisNodes.CLUSTER).getMasters();
    for (RedisClusterMaster clusterNode : newMasterNodes) {
        if (!oldMasters.contains(clusterNode.getAddr())) {
            newMaster = process.getNodes().stream().filter(x -> x.getRedisServerPort() == clusterNode.getAddr().getPort()).findFirst().get();
            break;
        }
    }
    assertThat(newMaster).isNotNull();
    Thread.sleep(30000);
    newMaster.stop();
    System.out.println("new master " + newMaster.getRedisServerAddressAndPort() + " has been stopped!");
    Thread.sleep(TimeUnit.SECONDS.toMillis(80));
    assertThat(latch.await(30, TimeUnit.SECONDS)).isTrue();
    int errors = 0;
    int success = 0;
    int readonlyErrors = 0;
    for (RFuture<?> rFuture : futures) {
        try {
            rFuture.toCompletableFuture().join();
        } catch (Exception e) {
        // skip
        }
        if (!rFuture.isSuccess()) {
            errors++;
        } else {
            success++;
        }
    }
    redisson.shutdown();
    process.shutdown();
    assertThat(readonlyErrors).isZero();
    assertThat(errors).isLessThan(1000);
    assertThat(success).isGreaterThan(5000);
}

Example 22 with RandomLoadBalancer

use of org.redisson.connection.balancer.RandomLoadBalancer in project redisson by redisson.

the class RedissonSpinLockTest method testInCluster.

@Test
public void testInCluster() throws Exception {
    RedisRunner master1 = new RedisRunner().port(6890).randomDir().nosave();
    RedisRunner master2 = new RedisRunner().port(6891).randomDir().nosave();
    RedisRunner master3 = new RedisRunner().port(6892).randomDir().nosave();
    RedisRunner slave1 = new RedisRunner().port(6900).randomDir().nosave();
    RedisRunner slave2 = new RedisRunner().port(6901).randomDir().nosave();
    RedisRunner slave3 = new RedisRunner().port(6902).randomDir().nosave();
    ClusterRunner clusterRunner = new ClusterRunner().addNode(master1, slave1).addNode(master2, slave2).addNode(master3, slave3);
    ClusterRunner.ClusterProcesses process = clusterRunner.run();
    Thread.sleep(5000);
    Config config = new Config();
    config.useClusterServers().setLoadBalancer(new RandomLoadBalancer()).addNodeAddress(process.getNodes().stream().findAny().get().getRedisServerAddressAndPort());
    RedissonClient redisson = Redisson.create(config);
    RLock lock = redisson.getSpinLock("myLock");
    lock.lock();
    assertThat(lock.isLocked()).isTrue();
    lock.unlock();
    assertThat(lock.isLocked()).isFalse();
    redisson.shutdown();
    process.shutdown();
}

Example 23 with RandomLoadBalancer

use of org.redisson.connection.balancer.RandomLoadBalancer in project redisson by redisson.

the class RedissonExecutorServiceTest method testFailoverInSentinel.

@Test
public void testFailoverInSentinel() throws Exception {
    RedisRunner.RedisProcess master = new RedisRunner().nosave().randomPort().randomDir().run();
    RedisRunner.RedisProcess slave1 = new RedisRunner().port(6380).nosave().randomDir().slaveof("127.0.0.1", master.getRedisServerPort()).run();
    RedisRunner.RedisProcess slave2 = new RedisRunner().port(6381).nosave().randomDir().slaveof("127.0.0.1", master.getRedisServerPort()).run();
    RedisRunner.RedisProcess sentinel1 = new RedisRunner().nosave().randomDir().port(26379).sentinel().sentinelMonitor("myMaster", "127.0.0.1", master.getRedisServerPort(), 2).run();
    RedisRunner.RedisProcess sentinel2 = new RedisRunner().nosave().randomDir().port(26380).sentinel().sentinelMonitor("myMaster", "127.0.0.1", master.getRedisServerPort(), 2).run();
    RedisRunner.RedisProcess sentinel3 = new RedisRunner().nosave().randomDir().port(26381).sentinel().sentinelMonitor("myMaster", "127.0.0.1", master.getRedisServerPort(), 2).run();
    Thread.sleep(5000);
    Config config = new Config();
    config.useSentinelServers().setLoadBalancer(new RandomLoadBalancer()).addSentinelAddress(sentinel3.getRedisServerAddressAndPort()).setMasterName("myMaster");
    RedissonClient redisson = Redisson.create(config);
    RedissonNodeConfig nodeConfig = new RedissonNodeConfig(config);
    nodeConfig.setExecutorServiceWorkers(Collections.singletonMap("test2", 1));
    node.shutdown();
    node = RedissonNode.create(nodeConfig);
    node.start();
    RExecutorService executor = redisson.getExecutorService("test2", ExecutorOptions.defaults().taskRetryInterval(10, TimeUnit.SECONDS));
    for (int i = 0; i < 10; i++) {
        executor.submit(new DelayedTask(2000, "counter"));
    }
    Thread.sleep(2500);
    assertThat(redisson.getAtomicLong("counter").get()).isEqualTo(1);
    master.stop();
    System.out.println("master " + master.getRedisServerAddressAndPort() + " stopped!");
    Thread.sleep(TimeUnit.SECONDS.toMillis(70));
    master = new RedisRunner().port(master.getRedisServerPort()).nosave().randomDir().run();
    System.out.println("master " + master.getRedisServerAddressAndPort() + " started!");
    Thread.sleep(25000);
    assertThat(redisson.getAtomicLong("counter").get()).isEqualTo(10);
    redisson.shutdown();
    node.shutdown();
    sentinel1.stop();
    sentinel2.stop();
    sentinel3.stop();
    master.stop();
    slave1.stop();
    slave2.stop();
}

Example 24 with RandomLoadBalancer

use of org.redisson.connection.balancer.RandomLoadBalancer in project redisson by redisson.

the class RedissonBlockingQueueTest method testTakeReattachSentinel.

@Test
public void testTakeReattachSentinel() throws IOException, InterruptedException, TimeoutException, ExecutionException {
    RedisRunner.RedisProcess master = new RedisRunner().nosave().randomDir().run();
    RedisRunner.RedisProcess slave1 = new RedisRunner().port(6380).nosave().randomDir().slaveof("127.0.0.1", 6379).run();
    RedisRunner.RedisProcess slave2 = new RedisRunner().port(6381).nosave().randomDir().slaveof("127.0.0.1", 6379).run();
    RedisRunner.RedisProcess sentinel1 = new RedisRunner().nosave().randomDir().port(26379).sentinel().sentinelMonitor("myMaster", "127.0.0.1", 6379, 2).run();
    RedisRunner.RedisProcess sentinel2 = new RedisRunner().nosave().randomDir().port(26380).sentinel().sentinelMonitor("myMaster", "127.0.0.1", 6379, 2).run();
    RedisRunner.RedisProcess sentinel3 = new RedisRunner().nosave().randomDir().port(26381).sentinel().sentinelMonitor("myMaster", "127.0.0.1", 6379, 2).run();
    Thread.sleep(1000);
    Config config = new Config();
    config.useSentinelServers().setLoadBalancer(new RandomLoadBalancer()).addSentinelAddress(sentinel3.getRedisServerAddressAndPort()).setMasterName("myMaster");
    RedissonClient redisson = Redisson.create(config);
    RBlockingQueue<Integer> queue1 = getQueue(redisson);
    RFuture<Integer> f = queue1.takeAsync();
    try {
        f.toCompletableFuture().get(1, TimeUnit.SECONDS);
    } catch (ExecutionException | TimeoutException e) {
    // skip
    }
    master.stop();
    Thread.sleep(TimeUnit.SECONDS.toMillis(60));
    queue1.put(123);
    // check connection rotation
    for (int i = 0; i < 10; i++) {
        queue1.put(i + 10000);
    }
    assertThat(queue1.size()).isEqualTo(10);
    Integer result = f.get(80, TimeUnit.SECONDS);
    assertThat(result).isEqualTo(123);
    redisson.shutdown();
    sentinel1.stop();
    sentinel2.stop();
    sentinel3.stop();
    master.stop();
    slave1.stop();
    slave2.stop();
}

Example 25 with RandomLoadBalancer

use of org.redisson.connection.balancer.RandomLoadBalancer in project redisson by redisson.

the class RedissonBlockingQueueTest method testPollFromAnyInCluster.

@Test
public void testPollFromAnyInCluster() throws Exception {
    RedisRunner master1 = new RedisRunner().port(6890).randomDir().nosave();
    RedisRunner master2 = new RedisRunner().port(6891).randomDir().nosave();
    RedisRunner master3 = new RedisRunner().port(6892).randomDir().nosave();
    RedisRunner slave1 = new RedisRunner().port(6900).randomDir().nosave();
    RedisRunner slave2 = new RedisRunner().port(6901).randomDir().nosave();
    RedisRunner slave3 = new RedisRunner().port(6902).randomDir().nosave();
    ClusterRunner clusterRunner = new ClusterRunner().addNode(master1, slave1).addNode(master2, slave2).addNode(master3, slave3);
    ClusterProcesses process = clusterRunner.run();
    Thread.sleep(5000);
    Config config = new Config();
    config.useClusterServers().setLoadBalancer(new RandomLoadBalancer()).addNodeAddress(process.getNodes().stream().findAny().get().getRedisServerAddressAndPort());
    RedissonClient redisson = Redisson.create(config);
    RBlockingQueue<Integer> queue1 = redisson.getBlockingQueue("queue:pollany");
    Executors.newSingleThreadScheduledExecutor().schedule(() -> {
        RBlockingQueue<Integer> queue2 = redisson.getBlockingQueue("queue:pollany1");
        RBlockingQueue<Integer> queue3 = redisson.getBlockingQueue("queue:pollany2");
        try {
            queue3.put(2);
            queue1.put(1);
            queue2.put(3);
        } catch (InterruptedException e) {
            Assertions.fail();
        }
    }, 3, TimeUnit.SECONDS);
    Awaitility.await().between(Duration.ofSeconds(2), Duration.ofSeconds(4)).untilAsserted(() -> {
        int value = queue1.pollFromAny(4, TimeUnit.SECONDS, "queue:pollany1", "queue:pollany2");
        assertThat(value).isEqualTo(1);
    });
    redisson.shutdown();
    process.shutdown();
}