Examples with ZookeeperBBoxDBInstanceAdapter org.bboxdb.distribution.membership.ZookeeperBBoxDBInstanceAdapter used on opensource projects

Example 6 with ZookeeperBBoxDBInstanceAdapter

use of org.bboxdb.distribution.membership.ZookeeperBBoxDBInstanceAdapter in project bboxdb by jnidzwetzki.

the class TestDistributedInstanceManager method testChangedEventOnDeletion.

/**
 * Test delete event generation
 * @throws InterruptedException
 * @throws ZookeeperException
 */
@Test(timeout = 30000)
public void testChangedEventOnDeletion() throws InterruptedException, ZookeeperException {
    final BBoxDBInstanceManager distributedInstanceManager = BBoxDBInstanceManager.getInstance();
    final BBoxDBInstance instance1 = new BBoxDBInstance("node6:5050");
    final BBoxDBInstance instance2 = new BBoxDBInstance("node7:5050");
    final ZookeeperClient zookeeperClient1 = getNewZookeeperClient(instance1);
    final ZookeeperBBoxDBInstanceAdapter zookeeperBBoxDBInstanceAdapter1 = new ZookeeperBBoxDBInstanceAdapter(zookeeperClient1);
    BBoxDBInstanceManager.getInstance().startMembershipObserver(zookeeperClient1);
    final ZookeeperClient zookeeperClient2 = getNewZookeeperClient(instance2);
    final ZookeeperBBoxDBInstanceAdapter zookeeperBBoxDBInstanceAdapter2 = new ZookeeperBBoxDBInstanceAdapter(zookeeperClient2);
    zookeeperBBoxDBInstanceAdapter1.updateStateData(instance1, BBoxDBInstanceState.READY);
    zookeeperBBoxDBInstanceAdapter2.updateStateData(instance2, BBoxDBInstanceState.READY);
    Thread.sleep(5000);
    final CountDownLatch changedLatch = new CountDownLatch(1);
    distributedInstanceManager.registerListener(new BiConsumer<DistributedInstanceEvent, BBoxDBInstance>() {

        @Override
        public void accept(final DistributedInstanceEvent event, final BBoxDBInstance instance) {
            if (event == DistributedInstanceEvent.CHANGED) {
                if (instance.socketAddressEquals(instance2)) {
                    changedLatch.countDown();
                }
            } else {
                System.out.println("Got unexpeced event: " + event);
                // Unexpected event
                Assert.assertTrue(false);
            }
        }
    });
    zookeeperClient2.shutdown();
    changedLatch.await();
    distributedInstanceManager.removeAllListener();
    zookeeperClient1.shutdown();
}

Example 7 with ZookeeperBBoxDBInstanceAdapter

use of org.bboxdb.distribution.membership.ZookeeperBBoxDBInstanceAdapter in project bboxdb by jnidzwetzki.

the class TestDistributedInstanceManager method testRegisterInstance3.

/**
 * One instance is known and changes
 * @throws ZookeeperException
 */
@Test(timeout = 60000)
public void testRegisterInstance3() throws InterruptedException, ZookeeperException {
    final BBoxDBInstance instance = new BBoxDBInstance("node1:5050");
    final ZookeeperClient zookeeperClient = getNewZookeeperClient(instance);
    BBoxDBInstanceManager.getInstance().startMembershipObserver(zookeeperClient);
    Assert.assertTrue(zookeeperClient.isConnected());
    Thread.sleep(1000);
    final ZookeeperBBoxDBInstanceAdapter zookeeperBBoxDBInstanceAdapter = new ZookeeperBBoxDBInstanceAdapter(zookeeperClient);
    final BBoxDBInstanceManager distributedInstanceManager = BBoxDBInstanceManager.getInstance();
    Assert.assertTrue(BBoxDBInstanceState.FAILED == distributedInstanceManager.getInstances().get(0).getState());
    zookeeperBBoxDBInstanceAdapter.updateStateData(instance, BBoxDBInstanceState.OUTDATED);
    Thread.sleep(2000);
    System.out.println(distributedInstanceManager.getInstances());
    Assert.assertTrue(BBoxDBInstanceState.OUTDATED == distributedInstanceManager.getInstances().get(0).getState());
    zookeeperBBoxDBInstanceAdapter.updateStateData(instance, BBoxDBInstanceState.READY);
    Thread.sleep(1000);
    Assert.assertTrue(BBoxDBInstanceState.READY == distributedInstanceManager.getInstances().get(0).getState());
    zookeeperClient.shutdown();
}

Example 8 with ZookeeperBBoxDBInstanceAdapter

use of org.bboxdb.distribution.membership.ZookeeperBBoxDBInstanceAdapter in project bboxdb by jnidzwetzki.

the class StatisticsUpdateRunnable method updateNodeStats.

/**
 * Update the local node stats (diskspace, memory)
 * @throws ZookeeperException
 */
private void updateNodeStats() {
    try {
        final BBoxDBInstance instance = ZookeeperClientFactory.getLocalInstanceName();
        logger.debug("Update zookeeper node stats");
        final ZookeeperClient zookeeperClient = ZookeeperClientFactory.getZookeeperClient();
        final ZookeeperBBoxDBInstanceAdapter zookeeperBBoxDBInstanceAdapter = new ZookeeperBBoxDBInstanceAdapter(zookeeperClient);
        zookeeperBBoxDBInstanceAdapter.updateNodeInfo(instance);
    } catch (ZookeeperException e) {
        logger.error("Got exception while updating local node stats", e);
    }
}