Beispiel #1
0
 final Set<UUID> getPlayers() {
   ImmutableSet.Builder<UUID> setBuilder = ImmutableSet.builder();
   if (pool != null) {
     try (Jedis rsc = pool.getResource()) {
       List<String> keys = new ArrayList<>();
       for (String i : getServerIds()) {
         keys.add("proxy:" + i + ":usersOnline");
       }
       if (!keys.isEmpty()) {
         Set<String> users = rsc.sunion(keys.toArray(new String[keys.size()]));
         if (users != null && !users.isEmpty()) {
           for (String user : users) {
             try {
               setBuilder = setBuilder.add(UUID.fromString(user));
             } catch (IllegalArgumentException ignored) {
             }
           }
         }
       }
     } catch (JedisConnectionException e) {
       // Redis server has disappeared!
       getLogger()
           .log(
               Level.SEVERE,
               "Unable to get connection from pool - did your Redis server go away?",
               e);
       throw new RuntimeException("Unable to get all players online", e);
     }
   }
   return setBuilder.build();
 }
Beispiel #2
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 @Test(expected = JedisAskDataException.class)
 public void testThrowAskException() {
   int keySlot = JedisClusterCRC16.getSlot("test");
   String node3Id = JedisClusterTestUtil.getNodeId(node3.clusterNodes());
   node2.clusterSetSlotMigrating(keySlot, node3Id);
   node2.get("test");
 }
Beispiel #3
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 private List<String> getCurrentServerIds(boolean nag, boolean lagged) {
   try (Jedis jedis = pool.getResource()) {
     long time = getRedisTime(jedis.time());
     int nagTime = 0;
     if (nag) {
       nagTime = nagAboutServers.decrementAndGet();
       if (nagTime <= 0) {
         nagAboutServers.set(10);
       }
     }
     ImmutableList.Builder<String> servers = ImmutableList.builder();
     Map<String, String> heartbeats = jedis.hgetAll("heartbeats");
     for (Map.Entry<String, String> entry : heartbeats.entrySet()) {
       try {
         long stamp = Long.parseLong(entry.getValue());
         if (lagged ? time >= stamp + 30 : time <= stamp + 30) servers.add(entry.getKey());
         else if (nag && nagTime <= 0) {
           getLogger()
               .severe(
                   entry.getKey()
                       + " is "
                       + (time - stamp)
                       + " seconds behind! (Time not synchronized or server down?)");
         }
       } catch (NumberFormatException ignored) {
       }
     }
     return servers.build();
   } catch (JedisConnectionException e) {
     getLogger().log(Level.SEVERE, "Unable to fetch server IDs", e);
     return Collections.singletonList(configuration.getServerId());
   }
 }
Beispiel #4
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 @Test
 public void testClusterKeySlot() {
   // It assumes JedisClusterCRC16 is correctly implemented
   assertEquals(
       node1.clusterKeySlot("foo{bar}zap}").intValue(), JedisClusterCRC16.getSlot("foo{bar}zap"));
   assertEquals(
       node1.clusterKeySlot("{user1000}.following").intValue(),
       JedisClusterCRC16.getSlot("{user1000}.following"));
 }
Beispiel #5
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 @Test(expected = JedisClusterMaxRedirectionsException.class)
 public void testRedisClusterMaxRedirections() {
   Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
   jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
   JedisCluster jc = new JedisCluster(jedisClusterNode);
   int slot51 = JedisClusterCRC16.getSlot("51");
   // This will cause an infinite redirection loop
   node2.clusterSetSlotMigrating(slot51, JedisClusterTestUtil.getNodeId(node3.clusterNodes()));
   jc.set("51", "foo");
 }
Beispiel #6
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 @Test
 public void testAskResponse() throws InterruptedException {
   Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
   jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
   JedisCluster jc = new JedisCluster(jedisClusterNode);
   int slot51 = JedisClusterCRC16.getSlot("51");
   node3.clusterSetSlotImporting(slot51, JedisClusterTestUtil.getNodeId(node2.clusterNodes()));
   node2.clusterSetSlotMigrating(slot51, JedisClusterTestUtil.getNodeId(node3.clusterNodes()));
   jc.set("51", "foo");
   assertEquals("foo", jc.get("51"));
 }
Beispiel #7
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 public Set<UUID> getPlayersOnProxy(String server) {
   checkArgument(getServerIds().contains(server), server + " is not a valid proxy ID");
   try (Jedis jedis = pool.getResource()) {
     Set<String> users = jedis.smembers("proxy:" + server + ":usersOnline");
     ImmutableSet.Builder<UUID> builder = ImmutableSet.builder();
     for (String user : users) {
       builder.add(UUID.fromString(user));
     }
     return builder.build();
   }
 }
Beispiel #8
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 public void onStart(Application app) {
   JedisPool p = app.plugin(RedisPlugin.class).jedisPool();
   // uncomment to test sentinel setup
   // JedisSentinelPool p = app.plugin(RedisPlugin.class).jedisSentinelPool();
   Jedis j = p.getResource();
   j.set("foo", "yay");
   p.returnResource(j);
   Cache.set("foo2", 5);
   Map<String, String> m = new HashMap<String, String>();
   m.put("test", "value");
   Cache.set("foo3", m);
 }
Beispiel #9
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  @Test(expected = JedisClusterMaxRedirectionsException.class, timeout = 2000)
  public void testReturnConnectionOnRedirection() {
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
    JedisPoolConfig config = new JedisPoolConfig();
    config.setMaxTotal(1);
    JedisCluster jc = new JedisCluster(jedisClusterNode, 0, 2, config);

    // This will cause an infinite redirection between node 2 and 3
    node3.clusterSetSlotMigrating(15363, JedisClusterTestUtil.getNodeId(node2.clusterNodes()));
    jc.get("e");
  }
Beispiel #10
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 final void sendChannelMessage(String channel, String message) {
   try (Jedis jedis = pool.getResource()) {
     jedis.publish(channel, message);
   } catch (JedisConnectionException e) {
     // Redis server has disappeared!
     getLogger()
         .log(
             Level.SEVERE,
             "Unable to get connection from pool - did your Redis server go away?",
             e);
     throw new RuntimeException("Unable to publish channel message", e);
   }
 }
Beispiel #11
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  @Test
  public void testRecalculateSlotsWhenMoved() throws InterruptedException {
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
    JedisCluster jc = new JedisCluster(jedisClusterNode);
    int slot51 = JedisClusterCRC16.getSlot("51");
    node2.clusterDelSlots(slot51);
    node3.clusterDelSlots(slot51);
    node3.clusterAddSlots(slot51);

    JedisClusterTestUtil.waitForClusterReady(node1, node2, node3);
    jc.set("51", "foo");
    assertEquals("foo", jc.get("51"));
  }
Beispiel #12
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  @Test
  public void testJedisClusterTimeout() {
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(new HostAndPort(nodeInfo1.getHost(), nodeInfo1.getPort()));

    JedisCluster jc = new JedisCluster(jedisClusterNode, 4000);

    for (JedisPool pool : jc.getClusterNodes().values()) {
      Jedis jedis = pool.getResource();
      assertEquals(jedis.getClient().getConnectionTimeout(), 4000);
      assertEquals(jedis.getClient().getSoTimeout(), 4000);
      jedis.close();
    }
  }
Beispiel #13
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  @Test(timeout = 2000)
  public void testReturnConnectionOnJedisConnectionException() throws InterruptedException {
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
    JedisPoolConfig config = new JedisPoolConfig();
    config.setMaxTotal(1);
    JedisCluster jc = new JedisCluster(jedisClusterNode, config);

    Jedis j = jc.getClusterNodes().get("127.0.0.1:7380").getResource();
    ClientKillerUtil.tagClient(j, "DEAD");
    ClientKillerUtil.killClient(j, "DEAD");
    j.close();

    jc.get("test");
  }
Beispiel #14
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  @Test
  public void testCalculateConnectionPerSlot() {
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
    JedisCluster jc = new JedisCluster(jedisClusterNode);
    jc.set("foo", "bar");
    jc.set("test", "test");
    assertEquals("bar", node3.get("foo"));
    assertEquals("test", node2.get("test"));

    JedisCluster jc2 = new JedisCluster(new HostAndPort("127.0.0.1", 7379));
    jc2.set("foo", "bar");
    jc2.set("test", "test");
    assertEquals("bar", node3.get("foo"));
    assertEquals("test", node2.get("test"));
  }
Beispiel #15
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 private boolean isAnyNodeHandshaking(Jedis node) {
   String infoOutput = node.clusterNodes();
   for (String infoLine : infoOutput.split("\n")) {
     if (infoLine.contains("handshake")) {
       return true;
     }
   }
   return false;
 }
Beispiel #16
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 @AfterClass
 public static void cleanUp() {
   node1.flushDB();
   node2.flushDB();
   node3.flushDB();
   node4.flushDB();
   node1.clusterReset(Reset.SOFT);
   node2.clusterReset(Reset.SOFT);
   node3.clusterReset(Reset.SOFT);
   node4.clusterReset(Reset.SOFT);
 }
Beispiel #17
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 @Test
 public void testMovedExceptionParameters() {
   try {
     node1.set("foo", "bar");
   } catch (JedisMovedDataException jme) {
     assertEquals(12182, jme.getSlot());
     assertEquals(new HostAndPort("127.0.0.1", 7381), jme.getTargetNode());
     return;
   }
   fail();
 }
Beispiel #18
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  @Test
  public void testClusterFlushSlots() {
    String slotRange = getNodeServingSlotRange(node1.clusterNodes());
    assertNotNull(slotRange);

    try {
      node1.clusterFlushSlots();
      assertNull(getNodeServingSlotRange(node1.clusterNodes()));
    } finally {
      // rollback
      String[] rangeInfo = slotRange.split("-");
      int lower = Integer.parseInt(rangeInfo[0]);
      int upper = Integer.parseInt(rangeInfo[1]);

      int[] node1Slots = new int[upper - lower + 1];
      for (int i = 0; lower <= upper; ) {
        node1Slots[i++] = lower++;
      }
      node1.clusterAddSlots(node1Slots);
    }
  }
Beispiel #19
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  @Test
  public void testClusterCountKeysInSlot() {
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(new HostAndPort(nodeInfo1.getHost(), nodeInfo1.getPort()));
    JedisCluster jc = new JedisCluster(jedisClusterNode);

    for (int index = 0; index < 5; index++) {
      jc.set("foo{bar}" + index, "hello");
    }

    int slot = JedisClusterCRC16.getSlot("foo{bar}");
    assertEquals(5, node1.clusterCountKeysInSlot(slot).intValue());
  }
Beispiel #20
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  @Override
  public void onDisable() {
    if (pool != null) {
      // Poison the PubSub listener
      psl.poison();
      getProxy().getScheduler().cancel(this);
      integrityCheck.cancel();
      heartbeatTask.cancel();
      getProxy().getPluginManager().unregisterListeners(this);

      try (Jedis tmpRsc = pool.getResource()) {
        tmpRsc.hdel("heartbeats", configuration.getServerId());
        if (tmpRsc.scard("proxy:" + configuration.getServerId() + ":usersOnline") > 0) {
          Set<String> players =
              tmpRsc.smembers("proxy:" + configuration.getServerId() + ":usersOnline");
          for (String member : players) RedisUtil.cleanUpPlayer(member, tmpRsc);
        }
      }

      pool.destroy();
    }
  }
Beispiel #21
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    @Override
    public void run() {
      boolean broken = false;
      try (Jedis rsc = pool.getResource()) {
        try {
          jpsh = new JedisPubSubHandler();
          rsc.subscribe(
              jpsh,
              "redisbungee-" + configuration.getServerId(),
              "redisbungee-allservers",
              "redisbungee-data");
        } catch (Exception e) {
          // FIXME: Extremely ugly hack
          // Attempt to unsubscribe this instance and try again.
          getLogger().log(Level.INFO, "PubSub error, attempting to recover.", e);
          jpsh.unsubscribe();
          broken = true;
        }
      }

      if (broken) {
        run();
      }
    }
Beispiel #22
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  @Test
  public void testReadonly() throws Exception {
    node1.clusterMeet(localHost, nodeInfoSlave2.getPort());
    JedisClusterTestUtil.waitForClusterReady(node1, node2, node3, nodeSlave2);

    for (String nodeInfo : node2.clusterNodes().split("\n")) {
      if (nodeInfo.contains("myself")) {
        nodeSlave2.clusterReplicate(nodeInfo.split(" ")[0]);
        break;
      }
    }
    try {
      nodeSlave2.get("test");
      fail();
    } catch (JedisMovedDataException e) {
    }
    nodeSlave2.readonly();
    nodeSlave2.get("test");

    nodeSlave2.clusterReset(Reset.SOFT);
    nodeSlave2.flushDB();
  }
  @Before
  public void setUp() throws Exception {
    Jedis jedis = new Jedis(redis1.host, redis1.port);
    jedis.auth("foobared");
    jedis.flushAll();
    jedis.disconnect();
    jedis = new Jedis(redis2.host, redis2.port);
    jedis.auth("foobared");
    jedis.flushAll();
    jedis.disconnect();

    List<JedisShardInfo> shards = new ArrayList<JedisShardInfo>();
    JedisShardInfo si1 = new JedisShardInfo(redis1.host, redis1.port);
    si1.setPassword("foobared");
    shards.add(si1);
    JedisShardInfo si2 = new JedisShardInfo(redis2.host, redis2.port);
    si2.setPassword("foobared");
    shards.add(si2);
    this.jedis = new ShardedJedis(shards);
  }
Beispiel #24
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  @Test
  public void testStableSlotWhenMigratingNodeOrImportingNodeIsNotSpecified()
      throws InterruptedException {
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(new HostAndPort(nodeInfo1.getHost(), nodeInfo1.getPort()));
    JedisCluster jc = new JedisCluster(jedisClusterNode);

    int slot51 = JedisClusterCRC16.getSlot("51");
    jc.set("51", "foo");
    // node2 is responsible of taking care of slot51 (7186)

    node3.clusterSetSlotImporting(slot51, JedisClusterTestUtil.getNodeId(node2.clusterNodes()));
    assertEquals("foo", jc.get("51"));
    node3.clusterSetSlotStable(slot51);
    assertEquals("foo", jc.get("51"));

    node2.clusterSetSlotMigrating(slot51, JedisClusterTestUtil.getNodeId(node3.clusterNodes()));
    // assertEquals("foo", jc.get("51")); // it leads Max Redirections
    node2.clusterSetSlotStable(slot51);
    assertEquals("foo", jc.get("51"));
  }
Beispiel #25
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 @Test(expected = JedisMovedDataException.class)
 public void testThrowMovedException() {
   node1.set("foo", "bar");
 }
Beispiel #26
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  /** slot->nodes 15363 node3 e */
  @Test
  public void testMigrate() {
    log.info("test migrate slot");
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(nodeInfo1);
    JedisCluster jc = new JedisCluster(jedisClusterNode);
    String node3Id = JedisClusterTestUtil.getNodeId(node3.clusterNodes());
    String node2Id = JedisClusterTestUtil.getNodeId(node2.clusterNodes());
    node3.clusterSetSlotMigrating(15363, node2Id);
    node2.clusterSetSlotImporting(15363, node3Id);
    try {
      node2.set("e", "e");
    } catch (JedisMovedDataException jme) {
      assertEquals(15363, jme.getSlot());
      assertEquals(new HostAndPort(localHost, nodeInfo3.getPort()), jme.getTargetNode());
    }

    try {
      node3.set("e", "e");
    } catch (JedisAskDataException jae) {
      assertEquals(15363, jae.getSlot());
      assertEquals(new HostAndPort(localHost, nodeInfo2.getPort()), jae.getTargetNode());
    }

    jc.set("e", "e");

    try {
      node2.get("e");
    } catch (JedisMovedDataException jme) {
      assertEquals(15363, jme.getSlot());
      assertEquals(new HostAndPort(localHost, nodeInfo3.getPort()), jme.getTargetNode());
    }
    try {
      node3.get("e");
    } catch (JedisAskDataException jae) {
      assertEquals(15363, jae.getSlot());
      assertEquals(new HostAndPort(localHost, nodeInfo2.getPort()), jae.getTargetNode());
    }

    assertEquals("e", jc.get("e"));

    node2.clusterSetSlotNode(15363, node2Id);
    node3.clusterSetSlotNode(15363, node2Id);
    // assertEquals("e", jc.get("e"));
    assertEquals("e", node2.get("e"));

    // assertEquals("e", node3.get("e"));

  }
Beispiel #27
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  @Test
  public void testMigrateToNewNode() throws InterruptedException {
    log.info("test migrate slot to new node");
    Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
    jedisClusterNode.add(nodeInfo1);
    JedisCluster jc = new JedisCluster(jedisClusterNode);
    node4.clusterMeet(localHost, nodeInfo1.getPort());

    String node3Id = JedisClusterTestUtil.getNodeId(node3.clusterNodes());
    String node4Id = JedisClusterTestUtil.getNodeId(node4.clusterNodes());
    JedisClusterTestUtil.waitForClusterReady(node4);
    node3.clusterSetSlotMigrating(15363, node4Id);
    node4.clusterSetSlotImporting(15363, node3Id);
    try {
      node4.set("e", "e");
    } catch (JedisMovedDataException jme) {
      assertEquals(15363, jme.getSlot());
      assertEquals(new HostAndPort(localHost, nodeInfo3.getPort()), jme.getTargetNode());
    }

    try {
      node3.set("e", "e");
    } catch (JedisAskDataException jae) {
      assertEquals(15363, jae.getSlot());
      assertEquals(new HostAndPort(localHost, nodeInfo4.getPort()), jae.getTargetNode());
    }

    jc.set("e", "e");

    try {
      node4.get("e");
    } catch (JedisMovedDataException jme) {
      assertEquals(15363, jme.getSlot());
      assertEquals(new HostAndPort(localHost, nodeInfo3.getPort()), jme.getTargetNode());
    }
    try {
      node3.get("e");
    } catch (JedisAskDataException jae) {
      assertEquals(15363, jae.getSlot());
      assertEquals(new HostAndPort(localHost, nodeInfo4.getPort()), jae.getTargetNode());
    }

    assertEquals("e", jc.get("e"));

    node4.clusterSetSlotNode(15363, node4Id);
    node3.clusterSetSlotNode(15363, node4Id);
    // assertEquals("e", jc.get("e"));
    assertEquals("e", node4.get("e"));

    // assertEquals("e", node3.get("e"));

  }
Beispiel #28
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  private void loadConfig() throws IOException, JedisConnectionException {
    if (!getDataFolder().exists()) {
      getDataFolder().mkdir();
    }

    File file = new File(getDataFolder(), "config.yml");

    if (!file.exists()) {
      file.createNewFile();
      try (InputStream in = getResourceAsStream("example_config.yml");
          OutputStream out = new FileOutputStream(file)) {
        ByteStreams.copy(in, out);
      }
    }

    final Configuration configuration =
        ConfigurationProvider.getProvider(YamlConfiguration.class).load(file);

    final String redisServer = configuration.getString("redis-server", "localhost");
    final int redisPort = configuration.getInt("redis-port", 6379);
    String redisPassword = configuration.getString("redis-password");
    String serverId = configuration.getString("server-id");

    if (redisPassword != null && (redisPassword.isEmpty() || redisPassword.equals("none"))) {
      redisPassword = null;
    }

    // Configuration sanity checks.
    if (serverId == null || serverId.isEmpty()) {
      throw new RuntimeException("server-id is not specified in the configuration or is empty");
    }

    if (redisServer != null && !redisServer.isEmpty()) {
      final String finalRedisPassword = redisPassword;
      FutureTask<JedisPool> task =
          new FutureTask<>(
              new Callable<JedisPool>() {
                @Override
                public JedisPool call() throws Exception {
                  // With recent versions of Jedis, we must set the classloader to the one
                  // BungeeCord used
                  // to load RedisBungee with.
                  ClassLoader previous = Thread.currentThread().getContextClassLoader();
                  Thread.currentThread().setContextClassLoader(RedisBungee.class.getClassLoader());

                  // Create the pool...
                  JedisPoolConfig config = new JedisPoolConfig();
                  config.setMaxTotal(configuration.getInt("max-redis-connections", 8));
                  JedisPool pool =
                      new JedisPool(config, redisServer, redisPort, 0, finalRedisPassword);

                  // Reset classloader and return the pool
                  Thread.currentThread().setContextClassLoader(previous);
                  return pool;
                }
              });

      getProxy().getScheduler().runAsync(this, task);

      try {
        pool = task.get();
      } catch (InterruptedException | ExecutionException e) {
        throw new RuntimeException("Unable to create Redis pool", e);
      }

      // Test the connection
      try (Jedis rsc = pool.getResource()) {
        rsc.ping();
        // If that worked, now we can check for an existing, alive Bungee:
        File crashFile = new File(getDataFolder(), "restarted_from_crash.txt");
        if (crashFile.exists()) {
          crashFile.delete();
        } else if (rsc.hexists("heartbeats", serverId)) {
          try {
            long value = Long.parseLong(rsc.hget("heartbeats", serverId));
            if (System.currentTimeMillis() < value + 20000) {
              getLogger()
                  .severe(
                      "You have launched a possible impostor BungeeCord instance. Another instance is already running.");
              getLogger()
                  .severe("For data consistency reasons, RedisBungee will now disable itself.");
              getLogger()
                  .severe(
                      "If this instance is coming up from a crash, create a file in your RedisBungee plugins directory with the name 'restarted_from_crash.txt' and RedisBungee will not perform this check.");
              throw new RuntimeException("Possible impostor instance!");
            }
          } catch (NumberFormatException ignored) {
          }
        }

        FutureTask<Void> task2 =
            new FutureTask<>(
                new Callable<Void>() {
                  @Override
                  public Void call() throws Exception {
                    httpClient = new OkHttpClient();
                    Dispatcher dispatcher = new Dispatcher(getExecutorService());
                    httpClient.setDispatcher(dispatcher);
                    NameFetcher.setHttpClient(httpClient);
                    UUIDFetcher.setHttpClient(httpClient);
                    RedisBungee.configuration =
                        new RedisBungeeConfiguration(RedisBungee.this.getPool(), configuration);
                    return null;
                  }
                });

        getProxy().getScheduler().runAsync(this, task2);

        try {
          task2.get();
        } catch (InterruptedException | ExecutionException e) {
          throw new RuntimeException("Unable to create HTTP client", e);
        }

        getLogger().log(Level.INFO, "Successfully connected to Redis.");
      } catch (JedisConnectionException e) {
        pool.destroy();
        pool = null;
        throw e;
      }
    } else {
      throw new RuntimeException("No redis server specified!");
    }
  }
Beispiel #29
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  @Test
  public void testClusterForgetNode() throws InterruptedException {
    // at first, join node4 to cluster
    node1.clusterMeet("127.0.0.1", nodeInfo4.getPort());

    String node7Id = JedisClusterTestUtil.getNodeId(node4.clusterNodes());

    JedisClusterTestUtil.assertNodeIsKnown(node3, node7Id, 1000);
    JedisClusterTestUtil.assertNodeIsKnown(node2, node7Id, 1000);
    JedisClusterTestUtil.assertNodeIsKnown(node1, node7Id, 1000);

    assertNodeHandshakeEnded(node3, 1000);
    assertNodeHandshakeEnded(node2, 1000);
    assertNodeHandshakeEnded(node1, 1000);

    assertEquals(4, node1.clusterNodes().split("\n").length);
    assertEquals(4, node2.clusterNodes().split("\n").length);
    assertEquals(4, node3.clusterNodes().split("\n").length);

    // do cluster forget
    node1.clusterForget(node7Id);
    node2.clusterForget(node7Id);
    node3.clusterForget(node7Id);

    JedisClusterTestUtil.assertNodeIsUnknown(node1, node7Id, 1000);
    JedisClusterTestUtil.assertNodeIsUnknown(node2, node7Id, 1000);
    JedisClusterTestUtil.assertNodeIsUnknown(node3, node7Id, 1000);

    assertEquals(3, node1.clusterNodes().split("\n").length);
    assertEquals(3, node2.clusterNodes().split("\n").length);
    assertEquals(3, node3.clusterNodes().split("\n").length);
  }
Beispiel #30
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  @Before
  public void setUp() throws InterruptedException {
    node1 = new Jedis(nodeInfo1.getHost(), nodeInfo1.getPort());
    node1.connect();
    node1.flushAll();

    node2 = new Jedis(nodeInfo2.getHost(), nodeInfo2.getPort());
    node2.connect();
    node2.flushAll();

    node3 = new Jedis(nodeInfo3.getHost(), nodeInfo3.getPort());
    node3.connect();
    node3.flushAll();

    node4 = new Jedis(nodeInfo4.getHost(), nodeInfo4.getPort());
    node4.connect();
    node4.flushAll();

    nodeSlave2 = new Jedis(nodeInfoSlave2.getHost(), nodeInfoSlave2.getPort());
    nodeSlave2.connect();
    nodeSlave2.flushAll();
    // ---- configure cluster

    // add nodes to cluster
    node1.clusterMeet(localHost, nodeInfo2.getPort());
    node1.clusterMeet(localHost, nodeInfo3.getPort());

    // split available slots across the three nodes
    int slotsPerNode = JedisCluster.HASHSLOTS / 3;
    int[] node1Slots = new int[slotsPerNode];
    int[] node2Slots = new int[slotsPerNode + 1];
    int[] node3Slots = new int[slotsPerNode];
    for (int i = 0, slot1 = 0, slot2 = 0, slot3 = 0; i < JedisCluster.HASHSLOTS; i++) {
      if (i < slotsPerNode) {
        node1Slots[slot1++] = i;
      } else if (i > slotsPerNode * 2) {
        node3Slots[slot3++] = i;
      } else {
        node2Slots[slot2++] = i;
      }
    }

    node1.clusterAddSlots(node1Slots);
    node2.clusterAddSlots(node2Slots);
    node3.clusterAddSlots(node3Slots);

    JedisClusterTestUtil.waitForClusterReady(node1, node2, node3);
  }