use of org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework in project camel by apache.
the class GroupTest method testJoinAfterConnect.
@Test
public void testJoinAfterConnect() throws Exception {
int port = findFreePort();
CuratorFramework curator = CuratorFrameworkFactory.builder().connectString("localhost:" + port).retryPolicy(new RetryNTimes(10, 100)).build();
curator.start();
final Group<NodeState> group = new ZooKeeperGroup<NodeState>(curator, "/singletons/test" + System.currentTimeMillis(), NodeState.class);
group.add(listener);
group.start();
assertFalse(group.isConnected());
assertFalse(group.isMaster());
GroupCondition groupCondition = new GroupCondition();
group.add(groupCondition);
NIOServerCnxnFactory cnxnFactory = startZooKeeper(port);
curator.getZookeeperClient().blockUntilConnectedOrTimedOut();
assertTrue(groupCondition.waitForConnected(5, TimeUnit.SECONDS));
assertFalse(group.isMaster());
group.update(new NodeState("foo"));
assertTrue(groupCondition.waitForMaster(5, TimeUnit.SECONDS));
group.close();
curator.close();
cnxnFactory.shutdown();
cnxnFactory.join();
}
use of org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework in project camel by apache.
the class GroupTest method testGroupClose.
//Tests that if close() is executed right after start(), there are no left over entries.
//(see https://github.com/jboss-fuse/fuse/issues/133)
@Test
public void testGroupClose() throws Exception {
int port = findFreePort();
NIOServerCnxnFactory cnxnFactory = startZooKeeper(port);
CuratorFrameworkFactory.Builder builder = CuratorFrameworkFactory.builder().connectString("localhost:" + port).connectionTimeoutMs(6000).sessionTimeoutMs(6000).retryPolicy(new RetryNTimes(10, 100));
CuratorFramework curator = builder.build();
curator.start();
curator.getZookeeperClient().blockUntilConnectedOrTimedOut();
String groupNode = "/singletons/test" + System.currentTimeMillis();
curator.create().creatingParentsIfNeeded().forPath(groupNode);
for (int i = 0; i < 100; i++) {
ZooKeeperGroup<NodeState> group = new ZooKeeperGroup<NodeState>(curator, groupNode, NodeState.class);
group.add(listener);
group.update(new NodeState("foo"));
group.start();
group.close();
List<String> entries = curator.getChildren().forPath(groupNode);
assertTrue(entries.isEmpty() || group.isUnstable());
if (group.isUnstable()) {
// let's wait for session timeout
curator.close();
curator = builder.build();
curator.start();
curator.getZookeeperClient().blockUntilConnectedOrTimedOut();
}
}
curator.close();
cnxnFactory.shutdown();
cnxnFactory.join();
}
use of org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework in project camel by apache.
the class GroupTest method testRejoinAfterDisconnect.
@Test
public void testRejoinAfterDisconnect() throws Exception {
int port = findFreePort();
CuratorFramework curator = CuratorFrameworkFactory.builder().connectString("localhost:" + port).retryPolicy(new RetryNTimes(10, 100)).build();
curator.start();
NIOServerCnxnFactory cnxnFactory = startZooKeeper(port);
Group<NodeState> group = new ZooKeeperGroup<NodeState>(curator, "/singletons/test" + System.currentTimeMillis(), NodeState.class);
group.add(listener);
group.update(new NodeState("foo"));
group.start();
GroupCondition groupCondition = new GroupCondition();
group.add(groupCondition);
curator.getZookeeperClient().blockUntilConnectedOrTimedOut();
assertTrue(groupCondition.waitForConnected(5, TimeUnit.SECONDS));
assertTrue(groupCondition.waitForMaster(5, TimeUnit.SECONDS));
cnxnFactory.shutdown();
cnxnFactory.join();
groupCondition.waitForDisconnected(5, TimeUnit.SECONDS);
group.remove(groupCondition);
assertFalse(group.isConnected());
assertFalse(group.isMaster());
groupCondition = new GroupCondition();
group.add(groupCondition);
cnxnFactory = startZooKeeper(port);
curator.getZookeeperClient().blockUntilConnectedOrTimedOut();
curator.getZookeeperClient().blockUntilConnectedOrTimedOut();
assertTrue(groupCondition.waitForConnected(5, TimeUnit.SECONDS));
assertTrue(groupCondition.waitForMaster(5, TimeUnit.SECONDS));
group.close();
curator.close();
cnxnFactory.shutdown();
cnxnFactory.join();
}
use of org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework in project camel by apache.
the class GroupTest method testAddFieldIgnoredOnParse.
@Test
public void testAddFieldIgnoredOnParse() throws Exception {
int port = findFreePort();
NIOServerCnxnFactory cnxnFactory = startZooKeeper(port);
CuratorFramework curator = CuratorFrameworkFactory.builder().connectString("localhost:" + port).retryPolicy(new RetryNTimes(10, 100)).build();
curator.start();
curator.getZookeeperClient().blockUntilConnectedOrTimedOut();
String groupNode = "/singletons/test" + System.currentTimeMillis();
curator.create().creatingParentsIfNeeded().forPath(groupNode);
curator.getZookeeperClient().blockUntilConnectedOrTimedOut();
final ZooKeeperGroup<NodeState> group = new ZooKeeperGroup<NodeState>(curator, groupNode, NodeState.class);
group.add(listener);
group.start();
GroupCondition groupCondition = new GroupCondition();
group.add(groupCondition);
group.update(new NodeState("foo"));
assertTrue(groupCondition.waitForConnected(5, TimeUnit.SECONDS));
assertTrue(groupCondition.waitForMaster(5, TimeUnit.SECONDS));
ChildData currentData = group.getCurrentData().get(0);
final int version = currentData.getStat().getVersion();
NodeState lastState = group.getLastState();
String json = lastState.toString();
System.err.println("JSON:" + json);
String newValWithNewField = json.substring(0, json.lastIndexOf('}')) + ",\"Rubbish\":\"Rubbish\"}";
curator.getZookeeperClient().getZooKeeper().setData(group.getId(), newValWithNewField.getBytes(), version);
assertTrue(group.isMaster());
int attempts = 0;
while (attempts++ < 5 && version == group.getCurrentData().get(0).getStat().getVersion()) {
TimeUnit.SECONDS.sleep(1);
}
assertNotEquals("We see the updated version", version, group.getCurrentData().get(0).getStat().getVersion());
System.err.println("CurrentData:" + group.getCurrentData());
group.close();
curator.close();
cnxnFactory.shutdown();
cnxnFactory.join();
}
use of org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework in project flink by apache.
the class Kafka08ITCase method testInvalidOffset.
@Test(timeout = 60000)
public void testInvalidOffset() throws Exception {
final int parallelism = 1;
// write 20 messages into topic:
final String topic = writeSequence("invalidOffsetTopic", 20, parallelism, 1);
// set invalid offset:
CuratorFramework curatorClient = ((KafkaTestEnvironmentImpl) kafkaServer).createCuratorClient();
ZookeeperOffsetHandler.setOffsetInZooKeeper(curatorClient, standardProps.getProperty("group.id"), topic, 0, 1234);
curatorClient.close();
// read from topic
final int valuesCount = 20;
final int startFrom = 0;
final StreamExecutionEnvironment env = StreamExecutionEnvironment.createRemoteEnvironment("localhost", flinkPort);
env.getConfig().disableSysoutLogging();
readSequence(env, StartupMode.GROUP_OFFSETS, null, standardProps, parallelism, topic, valuesCount, startFrom);
deleteTestTopic(topic);
}
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