@Test
public void testQuery() throws Throwable {
QNodeHandler handler = new QNodeHandler();
handler.init(SploutConfiguration.getTestConfig());
SploutConfiguration config = SploutConfiguration.getTestConfig();
DNode dnode =
TestUtils.getTestDNode(config, dHandler, "dnode-" + this.getClass().getName() + "-2");
try {
ReplicationEntry repEntry = new ReplicationEntry(0, dnode.getAddress());
Tablespace tablespace1 =
new Tablespace(
PartitionMap.oneShardOpenedMap(),
new ReplicationMap(Arrays.asList(repEntry)),
0l,
0l);
handler
.getContext()
.getTablespaceVersionsMap()
.put(new TablespaceVersion("tablespace1", 0l), tablespace1);
handler.getContext().getCurrentVersionsMap().put("tablespace1", 0l);
// Query key 2 (> 1 < 10)
QueryStatus qStatus = handler.query("tablespace1", "2", "SELECT 1;", null);
Assert.assertEquals(new Integer(0), qStatus.getShard());
Assert.assertEquals("[1]", qStatus.getResult().toString());
} finally {
handler.close();
dnode.stop();
Hazelcast.shutdownAll();
}
}
@Test
public void testDeployEnding() throws Throwable {
// Test what happens when DNodes complete the deploy process
final QNodeHandler handler = new QNodeHandler();
SploutConfiguration config = SploutConfiguration.getTestConfig();
DNodeHandler dHandler = new DNodeHandler();
DNode dnode =
TestUtils.getTestDNode(config, dHandler, "dnode-" + this.getClass().getName() + "-1");
try {
handler.init(config);
DeployRequest deployRequest1 = new DeployRequest();
deployRequest1.setTablespace("partition1");
deployRequest1.setPartitionMap(PartitionMap.oneShardOpenedMap().getPartitionEntries());
deployRequest1.setReplicationMap(
ReplicationMap.oneToOneMap(dnode.getAddress()).getReplicationEntries());
File fakeDeployFolder = new File(FAKE_DEPLOY_FOLDER);
fakeDeployFolder.mkdir();
File deployData = new File(fakeDeployFolder, "0.db");
deployData.createNewFile();
deployRequest1.setData_uri(fakeDeployFolder.toURI().toString());
List<DeployRequest> l = new ArrayList<DeployRequest>();
l.add(deployRequest1);
handler.deploy(l);
new TestUtils.NotWaitingForeverCondition() {
@Override
public boolean endCondition() {
boolean cond1 = handler.getContext().getTablespaceVersionsMap().values().size() == 1;
boolean cond2 = handler.getContext().getCurrentVersionsMap().get("partition1") != null;
return cond1 && cond2;
}
}.waitAtMost(5000);
assertEquals(
(long)
handler
.getContext()
.getTablespaceVersionsMap()
.keySet()
.iterator()
.next()
.getVersion(),
(long) handler.getContext().getCurrentVersionsMap().values().iterator().next());
// everything OK
} finally {
handler.close();
dnode.stop();
Hazelcast.shutdownAll();
}
}
@Test
public void testDeployFiring() throws Throwable {
// Test the business logic that produces the firing of the deployment (not the continuation of
// it) For that, we will
// use dummy DNodeHandlers
QNodeHandler handler = new QNodeHandler();
SploutConfiguration config = SploutConfiguration.getTestConfig();
DNode dnode =
TestUtils.getTestDNode(
config,
new IDNodeHandler() {
@Override
public void init(SploutConfiguration config) throws Exception {}
@Override
public String sqlQuery(String tablespace, long version, int partition, String query)
throws DNodeException {
return null;
}
@Override
public String deploy(List<DeployAction> deployActions, long version)
throws DNodeException {
Assert.assertEquals(1, deployActions.size());
Assert.assertEquals("hdfs://foo/bar/0.db", deployActions.get(0).getDataURI());
Assert.assertEquals("partition1", deployActions.get(0).getTablespace());
Assert.assertTrue(version >= 0); // TODO Is this the right checking here?
return "FOO";
}
@Override
public String rollback(List<RollbackAction> rollbackActions, String ignoreMe)
throws DNodeException {
return null;
}
@Override
public String status() throws DNodeException {
return null;
}
@Override
public void stop() throws Exception {}
@Override
public void giveGreenLigth() {}
@Override
public String abortDeploy(long version) throws DNodeException {
return null;
}
@Override
public String deleteOldVersions(List<com.splout.db.thrift.TablespaceVersion> versions)
throws DNodeException {
return null;
}
@Override
public String testCommand(String command) throws DNodeException {
// TODO Auto-generated method stub
return null;
}
},
"dnode-" + this.getClass().getName() + "-5");
try {
handler.init(config);
ReplicationEntry repEntry = new ReplicationEntry(0, dnode.getAddress());
DeployRequest deployRequest = new DeployRequest();
deployRequest.setTablespace("partition1");
deployRequest.setPartitionMap(PartitionMap.oneShardOpenedMap().getPartitionEntries());
deployRequest.setReplicationMap(Arrays.asList(repEntry));
deployRequest.setData_uri("hdfs://foo/bar");
List<DeployRequest> l = new ArrayList<DeployRequest>();
l.add(deployRequest);
handler.deploy(l);
} finally {
handler.close();
dnode.stop();
Hazelcast.shutdownAll();
}
}
@Test
public void testMultiDeployFiring() throws Throwable {
// Same as test deploy firing, but with more than one DNode and different deploy actions
SploutConfiguration config1 = SploutConfiguration.getTestConfig();
DNode dnode1 =
TestUtils.getTestDNode(
config1,
new IDNodeHandler() {
@Override
public void init(SploutConfiguration config) throws Exception {}
@Override
public String sqlQuery(String tablespace, long version, int partition, String query)
throws DNodeException {
return null;
}
@Override
public String deploy(List<DeployAction> deployActions, long distributedBarrier)
throws DNodeException {
/*
* DNode1 asserts
*/
Assert.assertEquals(2, deployActions.size());
Assert.assertEquals("hdfs://foo/bar1/0.db", deployActions.get(0).getDataURI());
Assert.assertEquals("hdfs://foo/bar2/0.db", deployActions.get(1).getDataURI());
Assert.assertEquals("partition1", deployActions.get(0).getTablespace());
Assert.assertEquals("partition2", deployActions.get(1).getTablespace());
return "FOO";
}
@Override
public String rollback(List<RollbackAction> rollbackActions, String ignoreMe)
throws DNodeException {
return null;
}
@Override
public String status() throws DNodeException {
return null;
}
@Override
public void stop() throws Exception {}
@Override
public void giveGreenLigth() {}
@Override
public String abortDeploy(long version) throws DNodeException {
return null;
}
@Override
public String deleteOldVersions(List<com.splout.db.thrift.TablespaceVersion> versions)
throws DNodeException {
return null;
}
@Override
public String testCommand(String command) throws DNodeException {
// TODO Auto-generated method stub
return null;
}
},
"dnode-" + this.getClass().getName() + "-3");
SploutConfiguration config2 = SploutConfiguration.getTestConfig();
DNode dnode2 =
TestUtils.getTestDNode(
config2,
new IDNodeHandler() {
@Override
public void init(SploutConfiguration config) throws Exception {}
@Override
public String sqlQuery(String tablespace, long version, int partition, String query)
throws DNodeException {
return null;
}
@Override
public String deploy(List<DeployAction> deployActions, long distributedBarrier)
throws DNodeException {
/*
* DNode2 asserts
*/
Assert.assertEquals(1, deployActions.size());
Assert.assertEquals("hdfs://foo/bar1/0.db", deployActions.get(0).getDataURI());
Assert.assertEquals("partition1", deployActions.get(0).getTablespace());
return "FOO";
}
@Override
public String rollback(List<RollbackAction> rollbackActions, String ignoreMe)
throws DNodeException {
return null;
}
@Override
public String status() throws DNodeException {
return null;
}
@Override
public void stop() throws Exception {}
@Override
public void giveGreenLigth() {}
@Override
public String abortDeploy(long version) throws DNodeException {
return null;
}
@Override
public String deleteOldVersions(List<com.splout.db.thrift.TablespaceVersion> versions)
throws DNodeException {
return null;
}
@Override
public String testCommand(String command) throws DNodeException {
// TODO Auto-generated method stub
return null;
}
},
"dnode-" + this.getClass().getName() + "-4");
QNodeHandler handler = new QNodeHandler();
try {
handler.init(config1);
ReplicationEntry repEntry1 =
new ReplicationEntry(0, dnode1.getAddress(), dnode2.getAddress());
ReplicationEntry repEntry2 = new ReplicationEntry(0, dnode1.getAddress());
DeployRequest deployRequest1 = new DeployRequest();
deployRequest1.setTablespace("partition1");
deployRequest1.setPartitionMap(PartitionMap.oneShardOpenedMap().getPartitionEntries());
deployRequest1.setReplicationMap(Arrays.asList(repEntry1));
deployRequest1.setData_uri("hdfs://foo/bar1");
DeployRequest deployRequest2 = new DeployRequest();
deployRequest2.setTablespace("partition2");
deployRequest2.setPartitionMap(PartitionMap.oneShardOpenedMap().getPartitionEntries());
deployRequest2.setReplicationMap(Arrays.asList(repEntry2));
deployRequest2.setData_uri("hdfs://foo/bar2");
List<DeployRequest> l = new ArrayList<DeployRequest>();
l.add(deployRequest1);
l.add(deployRequest2);
handler.deploy(l);
} finally {
handler.close();
dnode1.stop();
dnode2.stop();
Hazelcast.shutdownAll();
}
}