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Posted to commits@flink.apache.org by ch...@apache.org on 2016/11/14 13:38:52 UTC
flink git commit: [FLINK-4177] Harden CassandraConnectorITCase
Repository: flink
Updated Branches:
refs/heads/master 381bf5912 -> 62523acbe
[FLINK-4177] Harden CassandraConnectorITCase
This closes #2484.
Project: http://git-wip-us.apache.org/repos/asf/flink/repo
Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/62523acb
Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/62523acb
Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/62523acb
Branch: refs/heads/master
Commit: 62523acbe175cf159fe1b4ab6cf5c0412fc4d232
Parents: 381bf59
Author: zentol <ch...@apache.org>
Authored: Mon Nov 14 14:02:44 2016 +0100
Committer: zentol <ch...@apache.org>
Committed: Mon Nov 14 14:38:38 2016 +0100
----------------------------------------------------------------------
.../flink-connector-cassandra/pom.xml | 11 +-
.../connectors/cassandra/CassandraSinkBase.java | 39 +-
.../cassandra/CassandraConnectorITCase.java | 374 ++++++++-----------
.../connectors/cassandra/CassandraService.java | 118 ++++++
.../src/test/resources/cassandra.yaml | 41 +-
5 files changed, 351 insertions(+), 232 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/flink/blob/62523acb/flink-streaming-connectors/flink-connector-cassandra/pom.xml
----------------------------------------------------------------------
diff --git a/flink-streaming-connectors/flink-connector-cassandra/pom.xml b/flink-streaming-connectors/flink-connector-cassandra/pom.xml
index 3a1731c..07cdc09 100644
--- a/flink-streaming-connectors/flink-connector-cassandra/pom.xml
+++ b/flink-streaming-connectors/flink-connector-cassandra/pom.xml
@@ -37,8 +37,8 @@ under the License.
<!-- Allow users to pass custom connector versions -->
<properties>
- <cassandra.version>2.2.5</cassandra.version>
- <driver.version>3.0.0</driver.version>
+ <cassandra.version>2.2.7</cassandra.version>
+ <driver.version>3.0.3</driver.version>
</properties>
<build>
@@ -159,6 +159,13 @@ under the License.
<version>${project.version}</version>
<scope>test</scope>
</dependency>
+ <!-- we need this dependency for the EmbeddedCassandraService-->
+ <dependency>
+ <groupId>org.caffinitas.ohc</groupId>
+ <artifactId>ohc-core</artifactId>
+ <version>0.4.5</version>
+ <scope>test</scope>
+ </dependency>
<dependency>
<groupId>org.apache.cassandra</groupId>
<artifactId>cassandra-all</artifactId>
http://git-wip-us.apache.org/repos/asf/flink/blob/62523acb/flink-streaming-connectors/flink-connector-cassandra/src/main/java/org/apache/flink/streaming/connectors/cassandra/CassandraSinkBase.java
----------------------------------------------------------------------
diff --git a/flink-streaming-connectors/flink-connector-cassandra/src/main/java/org/apache/flink/streaming/connectors/cassandra/CassandraSinkBase.java b/flink-streaming-connectors/flink-connector-cassandra/src/main/java/org/apache/flink/streaming/connectors/cassandra/CassandraSinkBase.java
index 49b1efa..9c4c430 100644
--- a/flink-streaming-connectors/flink-connector-cassandra/src/main/java/org/apache/flink/streaming/connectors/cassandra/CassandraSinkBase.java
+++ b/flink-streaming-connectors/flink-connector-cassandra/src/main/java/org/apache/flink/streaming/connectors/cassandra/CassandraSinkBase.java
@@ -29,6 +29,8 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicReference;
/**
* CassandraSinkBase is the common abstract class of {@link CassandraPojoSink} and {@link CassandraTupleSink}.
@@ -40,11 +42,13 @@ public abstract class CassandraSinkBase<IN, V> extends RichSinkFunction<IN> {
protected transient Cluster cluster;
protected transient Session session;
- protected transient Throwable exception = null;
+ protected transient final AtomicReference<Throwable> exception = new AtomicReference<>();
protected transient FutureCallback<V> callback;
private final ClusterBuilder builder;
+ protected final AtomicInteger updatesPending = new AtomicInteger();
+
protected CassandraSinkBase(ClusterBuilder builder) {
this.builder = builder;
ClosureCleaner.clean(builder, true);
@@ -55,11 +59,24 @@ public abstract class CassandraSinkBase<IN, V> extends RichSinkFunction<IN> {
this.callback = new FutureCallback<V>() {
@Override
public void onSuccess(V ignored) {
+ int pending = updatesPending.decrementAndGet();
+ if (pending == 0) {
+ synchronized (updatesPending) {
+ updatesPending.notifyAll();
+ }
+ }
}
@Override
public void onFailure(Throwable t) {
- exception = t;
+ int pending = updatesPending.decrementAndGet();
+ if (pending == 0) {
+ synchronized (updatesPending) {
+ updatesPending.notifyAll();
+ }
+ }
+ exception.set(t);
+
LOG.error("Error while sending value.", t);
}
};
@@ -69,10 +86,12 @@ public abstract class CassandraSinkBase<IN, V> extends RichSinkFunction<IN> {
@Override
public void invoke(IN value) throws Exception {
- if (exception != null) {
- throw new IOException("invoke() failed", exception);
+ Throwable e = exception.get();
+ if (e != null) {
+ throw new IOException("Error while sending value.", e);
}
ListenableFuture<V> result = send(value);
+ updatesPending.incrementAndGet();
Futures.addCallback(result, callback);
}
@@ -80,6 +99,14 @@ public abstract class CassandraSinkBase<IN, V> extends RichSinkFunction<IN> {
@Override
public void close() {
+ while (updatesPending.get() > 0) {
+ synchronized (updatesPending) {
+ try {
+ updatesPending.wait();
+ } catch (InterruptedException e) {
+ }
+ }
+ }
try {
if (session != null) {
session.close();
@@ -94,5 +121,9 @@ public abstract class CassandraSinkBase<IN, V> extends RichSinkFunction<IN> {
} catch (Exception e) {
LOG.error("Error while closing cluster.", e);
}
+ Throwable e = exception.get();
+ if (e != null) {
+ LOG.error("Error while sending value.", e);
+ }
}
}
http://git-wip-us.apache.org/repos/asf/flink/blob/62523acb/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraConnectorITCase.java
----------------------------------------------------------------------
diff --git a/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraConnectorITCase.java b/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraConnectorITCase.java
index 2bb6fd1..258ef52 100644
--- a/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraConnectorITCase.java
+++ b/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraConnectorITCase.java
@@ -20,192 +20,138 @@ package org.apache.flink.streaming.connectors.cassandra;
import com.datastax.driver.core.Cluster;
import com.datastax.driver.core.ConsistencyLevel;
+import com.datastax.driver.core.HostDistance;
+import com.datastax.driver.core.PoolingOptions;
import com.datastax.driver.core.QueryOptions;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Row;
import com.datastax.driver.core.Session;
-
-import org.apache.cassandra.service.CassandraDaemon;
-
+import com.datastax.driver.core.SocketOptions;
import org.apache.flink.api.common.ExecutionConfig;
-import org.apache.flink.api.common.typeinfo.TypeHint;
-import org.apache.flink.api.common.typeinfo.TypeInformation;
-import org.apache.flink.api.java.DataSet;
-import org.apache.flink.api.java.ExecutionEnvironment;
+import org.apache.flink.api.common.JobID;
+import org.apache.flink.api.common.io.InputFormat;
+import org.apache.flink.api.common.io.OutputFormat;
+import org.apache.flink.api.common.typeutils.TypeSerializer;
+import org.apache.flink.api.java.tuple.Tuple;
import org.apache.flink.api.java.tuple.Tuple3;
import org.apache.flink.api.java.typeutils.TupleTypeInfo;
import org.apache.flink.api.java.typeutils.TypeExtractor;
import org.apache.flink.batch.connectors.cassandra.CassandraInputFormat;
import org.apache.flink.batch.connectors.cassandra.CassandraOutputFormat;
-import org.apache.flink.configuration.ConfigConstants;
import org.apache.flink.configuration.Configuration;
-import org.apache.flink.runtime.io.network.api.writer.ResultPartitionWriter;
-import org.apache.flink.runtime.minicluster.LocalFlinkMiniCluster;
-import org.apache.flink.runtime.testutils.CommonTestUtils;
-import org.apache.flink.streaming.api.datastream.DataStream;
-import org.apache.flink.streaming.api.datastream.DataStreamSource;
-import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
-import org.apache.flink.streaming.api.functions.source.SourceFunction;
+import org.apache.flink.core.io.InputSplit;
+import org.apache.flink.core.testutils.CommonTestUtils;
+import org.apache.flink.streaming.runtime.operators.CheckpointCommitter;
import org.apache.flink.streaming.runtime.operators.WriteAheadSinkTestBase;
import org.apache.flink.streaming.util.OneInputStreamOperatorTestHarness;
-import org.apache.flink.streaming.util.TestStreamEnvironment;
-import org.apache.flink.test.util.TestEnvironment;
-import org.junit.After;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
-import org.junit.runner.RunWith;
-
-import org.powermock.core.classloader.annotations.PowerMockIgnore;
-import org.powermock.core.classloader.annotations.PrepareForTest;
-import org.powermock.modules.junit4.PowerMockRunner;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
-import java.util.Scanner;
+import java.util.List;
+import java.util.Random;
import java.util.UUID;
-import static org.junit.Assert.*;
-
@SuppressWarnings("serial")
-public class CassandraConnectorITCase extends WriteAheadSinkTestBase<Tuple3<String, Integer, Integer>, CassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>>> {
+public class CassandraConnectorITCase extends WriteAheadSinkTestBase<Tuple3<String, Integer, Integer>, CassandraConnectorITCase.TestCassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>>> {
private static final Logger LOG = LoggerFactory.getLogger(CassandraConnectorITCase.class);
- private static File tmpDir;
- private static final boolean EMBEDDED = true;
+ private static final String TABLE_NAME_PREFIX = "flink_";
+ private static final String TABLE_NAME_VARIABLE = "$TABLE";
+ private static final String CREATE_KEYSPACE_QUERY = "CREATE KEYSPACE flink WITH replication= {'class':'SimpleStrategy', 'replication_factor':1};";
+ private static final String CREATE_TABLE_QUERY = "CREATE TABLE IF NOT EXISTS flink." + TABLE_NAME_VARIABLE + " (id text PRIMARY KEY, counter int, batch_id int);";
+ private static final String INSERT_DATA_QUERY = "INSERT INTO flink." + TABLE_NAME_VARIABLE + " (id, counter, batch_id) VALUES (?, ?, ?)";
+ private static final String SELECT_DATA_QUERY = "SELECT * FROM flink." + TABLE_NAME_VARIABLE + ';';
- private static EmbeddedCassandraService cassandra;
+ private static final boolean EMBEDDED = true;
- private static ClusterBuilder builder = new ClusterBuilder() {
+ private static final ClusterBuilder builder = new ClusterBuilder() {
@Override
protected Cluster buildCluster(Cluster.Builder builder) {
return builder
.addContactPoint("127.0.0.1")
+ .withSocketOptions(new SocketOptions().setConnectTimeoutMillis(30000))
.withQueryOptions(new QueryOptions().setConsistencyLevel(ConsistencyLevel.ONE).setSerialConsistencyLevel(ConsistencyLevel.LOCAL_SERIAL))
+ .withPoolingOptions(new PoolingOptions().setConnectionsPerHost(HostDistance.LOCAL, 32, 32).setMaxRequestsPerConnection(HostDistance.LOCAL, 2048).setPoolTimeoutMillis(15000))
.withoutJMXReporting()
.withoutMetrics().build();
}
};
+ private static final List<Tuple3<String, Integer, Integer>> collection = new ArrayList<>();
+
+ private static CassandraService cassandra;
private static Cluster cluster;
private static Session session;
- private static final String CREATE_KEYSPACE_QUERY = "CREATE KEYSPACE flink WITH replication= {'class':'SimpleStrategy', 'replication_factor':1};";
- private static final String DROP_KEYSPACE_QUERY = "DROP KEYSPACE flink;";
- private static final String CREATE_TABLE_QUERY = "CREATE TABLE flink.test (id text PRIMARY KEY, counter int, batch_id int);";
- private static final String CLEAR_TABLE_QUERY = "TRUNCATE flink.test;";
- private static final String INSERT_DATA_QUERY = "INSERT INTO flink.test (id, counter, batch_id) VALUES (?, ?, ?)";
- private static final String SELECT_DATA_QUERY = "SELECT * FROM flink.test;";
+ private static final Random random = new Random();
+ private int tableID;
- private static final ArrayList<Tuple3<String, Integer, Integer>> collection = new ArrayList<>(20);
-
- static {
+ @BeforeClass
+ public static void generateCollection() {
for (int i = 0; i < 20; i++) {
collection.add(new Tuple3<>(UUID.randomUUID().toString(), i, 0));
}
}
- private static class EmbeddedCassandraService {
- CassandraDaemon cassandraDaemon;
-
- public void start() throws IOException {
- this.cassandraDaemon = new CassandraDaemon();
- this.cassandraDaemon.init(null);
- this.cassandraDaemon.start();
- }
-
- public void stop() {
- this.cassandraDaemon.stop();
- }
- }
-
- private static LocalFlinkMiniCluster flinkCluster;
-
- // ------------------------------------------------------------------------
- // Cluster Setup (Cassandra & Flink)
- // ------------------------------------------------------------------------
-
@BeforeClass
public static void startCassandra() throws IOException {
// check if we should run this test, current Cassandra version requires Java >= 1.8
- org.apache.flink.core.testutils.CommonTestUtils.assumeJava8();
-
- // generate temporary files
- tmpDir = CommonTestUtils.createTempDirectory();
- ClassLoader classLoader = CassandraConnectorITCase.class.getClassLoader();
- File file = new File(classLoader.getResource("cassandra.yaml").getFile());
- File tmp = new File(tmpDir.getAbsolutePath() + File.separator + "cassandra.yaml");
-
- assertTrue(tmp.createNewFile());
-
- try (
- BufferedWriter b = new BufferedWriter(new FileWriter(tmp));
-
- //copy cassandra.yaml; inject absolute paths into cassandra.yaml
- Scanner scanner = new Scanner(file);
- ) {
- while (scanner.hasNextLine()) {
- String line = scanner.nextLine();
- line = line.replace("$PATH", "'" + tmp.getParentFile());
- b.write(line + "\n");
- b.flush();
- }
- }
-
+ CommonTestUtils.assumeJava8();
- // Tell cassandra where the configuration files are.
- // Use the test configuration file.
- System.setProperty("cassandra.config", tmp.getAbsoluteFile().toURI().toString());
+ try {
+ cassandra = new CassandraService();
+ } catch (Exception e) {
+ LOG.error("Failed to instantiate cassandra service.", e);
+ Assert.fail("Failed to instantiate cassandra service.");
+ }
if (EMBEDDED) {
- cassandra = new EmbeddedCassandraService();
- cassandra.start();
+ cassandra.startProcess();
}
- try {
- Thread.sleep(1000 * 10);
- } catch (InterruptedException e) { //give cassandra a few seconds to start up
+ long start = System.currentTimeMillis();
+ long deadline = start + 1000 * 30;
+ while (true) {
+ try {
+ cluster = builder.getCluster();
+ session = cluster.connect();
+ break;
+ } catch (Exception e) {
+ if (System.currentTimeMillis() > deadline) {
+ throw e;
+ }
+ try {
+ Thread.sleep(1000);
+ } catch (InterruptedException ignored) {
+ }
+ }
}
-
- cluster = builder.getCluster();
- session = cluster.connect();
+ LOG.debug("Connection established after {}ms.", System.currentTimeMillis() - start);
session.execute(CREATE_KEYSPACE_QUERY);
- session.execute(CREATE_TABLE_QUERY);
+ session.execute(CREATE_TABLE_QUERY.replace(TABLE_NAME_VARIABLE, TABLE_NAME_PREFIX + "initial"));
}
- @BeforeClass
- public static void startFlink() throws Exception {
- Configuration config = new Configuration();
- config.setInteger(ConfigConstants.TASK_MANAGER_NUM_TASK_SLOTS, 4);
-
- flinkCluster = new LocalFlinkMiniCluster(config);
- flinkCluster.start();
- }
-
- @AfterClass
- public static void stopFlink() {
- if (flinkCluster != null) {
- flinkCluster.stop();
- flinkCluster = null;
- }
+ @Before
+ public void createTable() {
+ tableID = random.nextInt(Integer.MAX_VALUE);
+ session.execute(CREATE_TABLE_QUERY.replace(TABLE_NAME_VARIABLE, TABLE_NAME_PREFIX + tableID));
}
@AfterClass
public static void closeCassandra() {
if (session != null) {
- session.executeAsync(DROP_KEYSPACE_QUERY);
session.close();
}
@@ -213,39 +159,21 @@ public class CassandraConnectorITCase extends WriteAheadSinkTestBase<Tuple3<Stri
cluster.close();
}
- if (cassandra != null) {
- cassandra.stop();
- }
-
- if (tmpDir != null) {
- //noinspection ResultOfMethodCallIgnored
- tmpDir.delete();
+ if (EMBEDDED) {
+ if (cassandra != null) {
+ cassandra.destroy();
+ }
}
}
// ------------------------------------------------------------------------
- // Test preparation & cleanup
- // ------------------------------------------------------------------------
-
- @Before
- public void initializeExecutionEnvironment() {
- TestStreamEnvironment.setAsContext(flinkCluster, 4);
- new TestEnvironment(flinkCluster, 4, false).setAsContext();
- }
-
- @After
- public void deleteSchema() throws Exception {
- session.executeAsync(CLEAR_TABLE_QUERY);
- }
-
- // ------------------------------------------------------------------------
// Exactly-once Tests
// ------------------------------------------------------------------------
@Override
- protected CassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>> createSink() throws Exception {
- return new CassandraTupleWriteAheadSink<>(
- INSERT_DATA_QUERY,
+ protected TestCassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>> createSink() throws Exception {
+ return new TestCassandraTupleWriteAheadSink<>(
+ TABLE_NAME_PREFIX + tableID,
TypeExtractor.getForObject(new Tuple3<>("", 0, 0)).createSerializer(new ExecutionConfig()),
builder,
new CassandraCommitter(builder));
@@ -264,43 +192,42 @@ public class CassandraConnectorITCase extends WriteAheadSinkTestBase<Tuple3<Stri
@Override
protected void verifyResultsIdealCircumstances(
OneInputStreamOperatorTestHarness<Tuple3<String, Integer, Integer>, Tuple3<String, Integer, Integer>> harness,
- CassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>> sink) {
+ TestCassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>> sink) {
- ResultSet result = session.execute(SELECT_DATA_QUERY);
+ ResultSet result = session.execute(SELECT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, sink.tableName));
ArrayList<Integer> list = new ArrayList<>();
for (int x = 1; x <= 60; x++) {
list.add(x);
}
for (Row s : result) {
- list.remove(new Integer(s.getInt("counter")));
+ list.remove(Integer.valueOf(s.getInt("counter")));
}
- Assert.assertTrue("The following ID's were not found in the ResultSet: " + list.toString(), list.isEmpty());
+ Assert.assertTrue("The following ID's were not found in the ResultSet: " + list, list.isEmpty());
}
@Override
protected void verifyResultsDataPersistenceUponMissedNotify(
OneInputStreamOperatorTestHarness<Tuple3<String, Integer, Integer>, Tuple3<String, Integer, Integer>> harness,
- CassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>> sink) {
+ TestCassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>> sink) {
- ResultSet result = session.execute(SELECT_DATA_QUERY);
+ ResultSet result = session.execute(SELECT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, sink.tableName));
ArrayList<Integer> list = new ArrayList<>();
for (int x = 1; x <= 60; x++) {
list.add(x);
}
for (Row s : result) {
- list.remove(new Integer(s.getInt("counter")));
+ list.remove(Integer.valueOf(s.getInt("counter")));
}
- Assert.assertTrue("The following ID's were not found in the ResultSet: " + list.toString(), list.isEmpty());
+ Assert.assertTrue("The following ID's were not found in the ResultSet: " + list, list.isEmpty());
}
@Override
protected void verifyResultsDataDiscardingUponRestore(
OneInputStreamOperatorTestHarness<Tuple3<String, Integer, Integer>, Tuple3<String, Integer, Integer>> harness,
- CassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>> sink) {
-
- ResultSet result = session.execute(SELECT_DATA_QUERY);
+ TestCassandraTupleWriteAheadSink<Tuple3<String, Integer, Integer>> sink) {
+ ResultSet result = session.execute(SELECT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, sink.tableName));
ArrayList<Integer> list = new ArrayList<>();
for (int x = 1; x <= 20; x++) {
list.add(x);
@@ -310,23 +237,24 @@ public class CassandraConnectorITCase extends WriteAheadSinkTestBase<Tuple3<Stri
}
for (Row s : result) {
- list.remove(new Integer(s.getInt("counter")));
+ list.remove(Integer.valueOf(s.getInt("counter")));
}
- Assert.assertTrue("The following ID's were not found in the ResultSet: " + list.toString(), list.isEmpty());
+ Assert.assertTrue("The following ID's were not found in the ResultSet: " + list, list.isEmpty());
}
@Test
public void testCassandraCommitter() throws Exception {
- CassandraCommitter cc1 = new CassandraCommitter(builder);
- cc1.setJobId("job");
+ String jobID = new JobID().toString();
+ CassandraCommitter cc1 = new CassandraCommitter(builder, "flink_auxiliary_cc");
+ cc1.setJobId(jobID);
cc1.setOperatorId("operator");
- CassandraCommitter cc2 = new CassandraCommitter(builder);
- cc2.setJobId("job");
+ CassandraCommitter cc2 = new CassandraCommitter(builder, "flink_auxiliary_cc");
+ cc2.setJobId(jobID);
cc2.setOperatorId("operator");
- CassandraCommitter cc3 = new CassandraCommitter(builder);
- cc3.setJobId("job");
+ CassandraCommitter cc3 = new CassandraCommitter(builder, "flink_auxiliary_cc");
+ cc3.setJobId(jobID);
cc3.setOperatorId("operator1");
cc1.createResource();
@@ -352,17 +280,17 @@ public class CassandraConnectorITCase extends WriteAheadSinkTestBase<Tuple3<Stri
cc2.close();
cc3.close();
- cc1 = new CassandraCommitter(builder);
- cc1.setJobId("job");
- cc1.setOperatorId("operator");
+ CassandraCommitter cc4 = new CassandraCommitter(builder, "flink_auxiliary_cc");
+ cc4.setJobId(jobID);
+ cc4.setOperatorId("operator");
- cc1.open();
+ cc4.open();
//verify that checkpoint data is not destroyed within open/close and not reliant on internally cached data
- Assert.assertTrue(cc1.isCheckpointCommitted(0, 1));
- Assert.assertFalse(cc1.isCheckpointCommitted(0, 2));
+ Assert.assertTrue(cc4.isCheckpointCommitted(0, 1));
+ Assert.assertFalse(cc4.isCheckpointCommitted(0, 2));
- cc1.close();
+ cc4.close();
}
// ------------------------------------------------------------------------
@@ -371,70 +299,94 @@ public class CassandraConnectorITCase extends WriteAheadSinkTestBase<Tuple3<Stri
@Test
public void testCassandraTupleAtLeastOnceSink() throws Exception {
- StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
- env.setParallelism(1);
+ CassandraTupleSink<Tuple3<String, Integer, Integer>> sink = new CassandraTupleSink<>(INSERT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, TABLE_NAME_PREFIX + tableID), builder);
- DataStream<Tuple3<String, Integer, Integer>> source = env.fromCollection(collection);
- source.addSink(new CassandraTupleSink<Tuple3<String, Integer, Integer>>(INSERT_DATA_QUERY, builder));
+ sink.open(new Configuration());
- env.execute();
+ for (Tuple3<String, Integer, Integer> value : collection) {
+ sink.send(value);
+ }
+
+ sink.close();
+
+ synchronized (sink.updatesPending) {
+ if (sink.updatesPending.get() != 0) {
+ sink.updatesPending.wait();
+ }
+ }
- ResultSet rs = session.execute(SELECT_DATA_QUERY);
- Assert.assertEquals(20, rs.all().size());
+ ResultSet rs = session.execute(SELECT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, TABLE_NAME_PREFIX + tableID));
+ try {
+ Assert.assertEquals(20, rs.all().size());
+ } catch (Throwable e) {
+ LOG.error("test failed.", e);
+ }
}
@Test
public void testCassandraPojoAtLeastOnceSink() throws Exception {
- StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
- env.setParallelism(1);
-
- DataStreamSource<Pojo> source = env
- .addSource(new SourceFunction<Pojo>() {
-
- private boolean running = true;
- private volatile int cnt = 0;
-
- @Override
- public void run(SourceContext<Pojo> ctx) throws Exception {
- while (running) {
- ctx.collect(new Pojo(UUID.randomUUID().toString(), cnt, 0));
- cnt++;
- if (cnt == 20) {
- cancel();
- }
- }
- }
+ session.execute(CREATE_TABLE_QUERY.replace(TABLE_NAME_VARIABLE, "test"));
- @Override
- public void cancel() {
- running = false;
- }
- });
+ CassandraPojoSink<Pojo> sink = new CassandraPojoSink<>(Pojo.class, builder);
+
+ sink.open(new Configuration());
- source.addSink(new CassandraPojoSink<>(Pojo.class, builder));
+ for (int x = 0; x < 20; x++) {
+ sink.send(new Pojo(UUID.randomUUID().toString(), x, 0));
+ }
- env.execute();
+ sink.close();
- ResultSet rs = session.execute(SELECT_DATA_QUERY);
- Assert.assertEquals(20, rs.all().size());
+ synchronized (sink.updatesPending) {
+ while (sink.updatesPending.get() != 0) {
+ sink.updatesPending.wait();
+ }
+ }
+
+ ResultSet rs = session.execute(SELECT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, "test"));
+ try {
+ Assert.assertEquals(20, rs.all().size());
+ } catch (Throwable e) {
+ LOG.error("test failed.", e);
+ }
}
@Test
public void testCassandraBatchFormats() throws Exception {
- ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
- env.setParallelism(1);
+ OutputFormat<Tuple3<String, Integer, Integer>> sink = new CassandraOutputFormat<>(INSERT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, TABLE_NAME_PREFIX + tableID), builder);
+ sink.configure(new Configuration());
+ sink.open(0, 1);
+
+ for (Tuple3<String, Integer, Integer> value : collection) {
+ sink.writeRecord(value);
+ }
+
+ sink.close();
+
+ InputFormat<Tuple3<String, Integer, Integer>, InputSplit> source = new CassandraInputFormat<>(SELECT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, TABLE_NAME_PREFIX + tableID), builder);
+ source.configure(new Configuration());
+ source.open(null);
- DataSet<Tuple3<String, Integer, Integer>> dataSet = env.fromCollection(collection);
- dataSet.output(new CassandraOutputFormat<Tuple3<String, Integer, Integer>>(INSERT_DATA_QUERY, builder));
+ List<Tuple3<String, Integer, Integer>> result = new ArrayList<>();
- env.execute("Write data");
+ while (!source.reachedEnd()) {
+ result.add(source.nextRecord(new Tuple3<String, Integer, Integer>()));
+ }
- DataSet<Tuple3<String, Integer, Integer>> inputDS = env.createInput(
- new CassandraInputFormat<Tuple3<String, Integer, Integer>>(SELECT_DATA_QUERY, builder),
- TypeInformation.of(new TypeHint<Tuple3<String, Integer, Integer>>(){}));
+ source.close();
+ try {
+ Assert.assertEquals(20, result.size());
+ } catch (Throwable e) {
+ LOG.error("test failed.", e);
+ }
+ }
+ protected static class TestCassandraTupleWriteAheadSink<IN extends Tuple> extends CassandraTupleWriteAheadSink<IN> {
+ private final String tableName;
- long count = inputDS.count();
- Assert.assertEquals(count, 20L);
+ private TestCassandraTupleWriteAheadSink(String tableName, TypeSerializer<IN> serializer, ClusterBuilder builder, CheckpointCommitter committer) throws Exception {
+ super(INSERT_DATA_QUERY.replace(TABLE_NAME_VARIABLE, tableName), serializer, builder, committer);
+ this.tableName = tableName;
+ }
}
}
http://git-wip-us.apache.org/repos/asf/flink/blob/62523acb/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraService.java
----------------------------------------------------------------------
diff --git a/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraService.java b/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraService.java
new file mode 100644
index 0000000..2e649e4
--- /dev/null
+++ b/flink-streaming-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraService.java
@@ -0,0 +1,118 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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 org.apache.flink.streaming.connectors.cassandra;
+
+import org.apache.cassandra.service.CassandraDaemon;
+import org.apache.flink.runtime.testutils.CommonTestUtils;
+import org.apache.flink.runtime.testutils.TestJvmProcess;
+
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.Scanner;
+import java.util.concurrent.CountDownLatch;
+
+import static org.junit.Assert.assertTrue;
+
+public class CassandraService extends TestJvmProcess {
+ private File tmpDir;
+ private File tmpCassandraYaml;
+
+ public CassandraService() throws Exception {
+ createCassandraYaml();
+ setJVMMemory(512);
+ }
+
+ private void createCassandraYaml() throws IOException {
+ // generate temporary files
+ tmpDir = CommonTestUtils.createTempDirectory();
+ ClassLoader classLoader = CassandraConnectorITCase.class.getClassLoader();
+ File file = new File(classLoader.getResource("cassandra.yaml").getFile());
+ tmpCassandraYaml = new File(tmpDir.getAbsolutePath() + File.separator + "cassandra.yaml");
+
+ assertTrue(tmpCassandraYaml.createNewFile());
+ BufferedWriter b = new BufferedWriter(new FileWriter(tmpCassandraYaml));
+
+ //copy cassandra.yaml; inject absolute paths into cassandra.yaml
+ Scanner scanner = new Scanner(file);
+ while (scanner.hasNextLine()) {
+ String line = scanner.nextLine();
+ line = line.replace("$PATH", "'" + tmpCassandraYaml.getParentFile());
+ b.write(line + "\n");
+ b.flush();
+ }
+ scanner.close();
+ }
+
+ @Override
+ public String getName() {
+ return "CassandraService";
+ }
+
+ @Override
+ public String[] getJvmArgs() {
+ return new String[]{
+ tmpCassandraYaml.toURI().toString(),
+ // these options were taken directly from the jvm.options file in the cassandra repo
+ "-XX:+UseThreadPriorities",
+ "-Xss256k",
+ "-XX:+AlwaysPreTouch",
+ "-XX:+UseTLAB",
+ "-XX:+ResizeTLAB",
+ "-XX:+UseNUMA",
+ "-XX:+PerfDisableSharedMem",
+ "-XX:+UseParNewGC",
+ "-XX:+UseConcMarkSweepGC",
+ "-XX:+CMSParallelRemarkEnabled",
+ "-XX:SurvivorRatio=8",
+ "-XX:MaxTenuringThreshold=1",
+ "-XX:CMSInitiatingOccupancyFraction=75",
+ "-XX:+UseCMSInitiatingOccupancyOnly",
+ "-XX:CMSWaitDuration=10000",
+ "-XX:+CMSParallelInitialMarkEnabled",
+ "-XX:+CMSEdenChunksRecordAlways",
+ "-XX:+CMSClassUnloadingEnabled",};
+ }
+
+ @Override
+ public String getEntryPointClassName() {
+ return CassandraServiceEntryPoint.class.getName();
+ }
+
+ public static class CassandraServiceEntryPoint {
+ public static void main(String[] args) throws InterruptedException {
+ final CassandraDaemon cassandraDaemon = new CassandraDaemon();
+
+ System.setProperty("cassandra.config", args[0]);
+
+ cassandraDaemon.activate();
+
+ Runtime.getRuntime().addShutdownHook(new Thread() {
+ @Override
+ public void run() {
+ cassandraDaemon.deactivate();
+ }
+ });
+
+ // Run forever
+ new CountDownLatch(1).await();
+ }
+
+ }
+}
http://git-wip-us.apache.org/repos/asf/flink/blob/62523acb/flink-streaming-connectors/flink-connector-cassandra/src/test/resources/cassandra.yaml
----------------------------------------------------------------------
diff --git a/flink-streaming-connectors/flink-connector-cassandra/src/test/resources/cassandra.yaml b/flink-streaming-connectors/flink-connector-cassandra/src/test/resources/cassandra.yaml
index 0594ea3..77ee0ac 100644
--- a/flink-streaming-connectors/flink-connector-cassandra/src/test/resources/cassandra.yaml
+++ b/flink-streaming-connectors/flink-connector-cassandra/src/test/resources/cassandra.yaml
@@ -15,29 +15,40 @@
# See the License for the specific language governing permissions and
# limitations under the License.
################################################################################
+
+auto_snapshot: false
+
cluster_name: 'Test Cluster'
-commitlog_sync: 'periodic'
-commitlog_sync_period_in_ms: 10000
-commitlog_segment_size_in_mb: 16
-partitioner: 'org.apache.cassandra.dht.RandomPartitioner'
-endpoint_snitch: 'org.apache.cassandra.locator.SimpleSnitch'
commitlog_directory: $PATH/commit'
+commitlog_sync: periodic
+commitlog_sync_period_in_ms: 5000
+
data_file_directories:
- $PATH/data'
-saved_caches_directory: $PATH/cache'
+disk_access_mode: mmap
+
+endpoint_snitch: 'org.apache.cassandra.locator.SimpleSnitch'
+
listen_address: '127.0.0.1'
-seed_provider:
- - class_name: 'org.apache.cassandra.locator.SimpleSeedProvider'
- parameters:
- - seeds: '127.0.0.1'
+
+memtable_allocation_type: offheap_objects
+
native_transport_port: 9042
-concurrent_reads: 8
-concurrent_writes: 8
+partitioner: org.apache.cassandra.dht.Murmur3Partitioner
-auto_bootstrap: false
-auto_snapshot: false
+read_request_timeout_in_ms: 15000
+request_scheduler: org.apache.cassandra.scheduler.RoundRobinScheduler
+request_scheduler_id: keyspace
+rpc_port: 9170
+saved_caches_directory: $PATH/cache'
+seed_provider:
+ - class_name: 'org.apache.cassandra.locator.SimpleSeedProvider'
+ parameters:
+ - seeds: '127.0.0.1'
start_rpc: false
start_native_transport: true
-native_transport_max_threads: 8
+storage_port: 7010
+
+write_request_timeout_in_ms: 15000