use of org.apache.accumulo.server.replication.proto.Replication.Status in project accumulo by apache.
the class SequentialWorkAssignerIT method workAcrossTablesHappensConcurrently.
@Test
public void workAcrossTablesHappensConcurrently() throws Exception {
ReplicationTarget target1 = new ReplicationTarget("cluster1", "table1", Table.ID.of("1"));
Text serializedTarget1 = target1.toText();
ReplicationTarget target2 = new ReplicationTarget("cluster1", "table2", Table.ID.of("2"));
Text serializedTarget2 = target2.toText();
// Create two mutations, both of which need replication work done
BatchWriter bw = ReplicationTable.getBatchWriter(conn);
// We want the name of file2 to sort before file1
String filename1 = "z_file1", filename2 = "a_file1";
String file1 = "/accumulo/wal/tserver+port/" + filename1, file2 = "/accumulo/wal/tserver+port/" + filename2;
// File1 was closed before file2, however
Status stat1 = Status.newBuilder().setBegin(0).setEnd(100).setClosed(true).setInfiniteEnd(false).setCreatedTime(250).build();
Status stat2 = Status.newBuilder().setBegin(0).setEnd(100).setClosed(true).setInfiniteEnd(false).setCreatedTime(500).build();
Mutation m = new Mutation(file1);
WorkSection.add(m, serializedTarget1, ProtobufUtil.toValue(stat1));
bw.addMutation(m);
m = new Mutation(file2);
WorkSection.add(m, serializedTarget2, ProtobufUtil.toValue(stat2));
bw.addMutation(m);
m = OrderSection.createMutation(file1, stat1.getCreatedTime());
OrderSection.add(m, target1.getSourceTableId(), ProtobufUtil.toValue(stat1));
bw.addMutation(m);
m = OrderSection.createMutation(file2, stat2.getCreatedTime());
OrderSection.add(m, target2.getSourceTableId(), ProtobufUtil.toValue(stat2));
bw.addMutation(m);
bw.close();
DistributedWorkQueue workQueue = createMock(DistributedWorkQueue.class);
Map<String, Map<Table.ID, String>> queuedWork = new HashMap<>();
assigner.setQueuedWork(queuedWork);
assigner.setWorkQueue(workQueue);
assigner.setMaxQueueSize(Integer.MAX_VALUE);
// Make sure we expect the invocations in the correct order (accumulo is sorted)
workQueue.addWork(DistributedWorkQueueWorkAssignerHelper.getQueueKey(filename1, target1), file1);
expectLastCall().once();
workQueue.addWork(DistributedWorkQueueWorkAssignerHelper.getQueueKey(filename2, target2), file2);
expectLastCall().once();
// file2 is *not* queued because file1 must be replicated first
replay(workQueue);
assigner.createWork();
verify(workQueue);
Assert.assertEquals(1, queuedWork.size());
Assert.assertTrue(queuedWork.containsKey("cluster1"));
Map<Table.ID, String> cluster1Work = queuedWork.get("cluster1");
Assert.assertEquals(2, cluster1Work.size());
Assert.assertTrue(cluster1Work.containsKey(target1.getSourceTableId()));
Assert.assertEquals(DistributedWorkQueueWorkAssignerHelper.getQueueKey(filename1, target1), cluster1Work.get(target1.getSourceTableId()));
Assert.assertTrue(cluster1Work.containsKey(target2.getSourceTableId()));
Assert.assertEquals(DistributedWorkQueueWorkAssignerHelper.getQueueKey(filename2, target2), cluster1Work.get(target2.getSourceTableId()));
}
use of org.apache.accumulo.server.replication.proto.Replication.Status in project accumulo by apache.
the class SequentialWorkAssignerIT method createWorkForFilesInCorrectOrder.
@Test
public void createWorkForFilesInCorrectOrder() throws Exception {
ReplicationTarget target = new ReplicationTarget("cluster1", "table1", Table.ID.of("1"));
Text serializedTarget = target.toText();
// Create two mutations, both of which need replication work done
BatchWriter bw = ReplicationTable.getBatchWriter(conn);
// We want the name of file2 to sort before file1
String filename1 = "z_file1", filename2 = "a_file1";
String file1 = "/accumulo/wal/tserver+port/" + filename1, file2 = "/accumulo/wal/tserver+port/" + filename2;
// File1 was closed before file2, however
Status stat1 = Status.newBuilder().setBegin(0).setEnd(100).setClosed(true).setInfiniteEnd(false).setCreatedTime(250).build();
Status stat2 = Status.newBuilder().setBegin(0).setEnd(100).setClosed(true).setInfiniteEnd(false).setCreatedTime(500).build();
Mutation m = new Mutation(file1);
WorkSection.add(m, serializedTarget, ProtobufUtil.toValue(stat1));
bw.addMutation(m);
m = new Mutation(file2);
WorkSection.add(m, serializedTarget, ProtobufUtil.toValue(stat2));
bw.addMutation(m);
m = OrderSection.createMutation(file1, stat1.getCreatedTime());
OrderSection.add(m, target.getSourceTableId(), ProtobufUtil.toValue(stat1));
bw.addMutation(m);
m = OrderSection.createMutation(file2, stat2.getCreatedTime());
OrderSection.add(m, target.getSourceTableId(), ProtobufUtil.toValue(stat2));
bw.addMutation(m);
bw.close();
DistributedWorkQueue workQueue = createMock(DistributedWorkQueue.class);
Map<String, Map<Table.ID, String>> queuedWork = new HashMap<>();
assigner.setQueuedWork(queuedWork);
assigner.setWorkQueue(workQueue);
assigner.setMaxQueueSize(Integer.MAX_VALUE);
// Make sure we expect the invocations in the correct order (accumulo is sorted)
workQueue.addWork(DistributedWorkQueueWorkAssignerHelper.getQueueKey(filename1, target), file1);
expectLastCall().once();
// file2 is *not* queued because file1 must be replicated first
replay(workQueue);
assigner.createWork();
verify(workQueue);
Assert.assertEquals(1, queuedWork.size());
Assert.assertTrue(queuedWork.containsKey("cluster1"));
Map<Table.ID, String> cluster1Work = queuedWork.get("cluster1");
Assert.assertEquals(1, cluster1Work.size());
Assert.assertTrue(cluster1Work.containsKey(target.getSourceTableId()));
Assert.assertEquals(DistributedWorkQueueWorkAssignerHelper.getQueueKey(filename1, target), cluster1Work.get(target.getSourceTableId()));
}
use of org.apache.accumulo.server.replication.proto.Replication.Status in project accumulo by apache.
the class StatusMakerIT method orderRecordsCreatedWithNoCreatedTime.
@Test
public void orderRecordsCreatedWithNoCreatedTime() throws Exception {
String sourceTable = testName.getMethodName();
conn.tableOperations().create(sourceTable);
ReplicationTableUtil.configureMetadataTable(conn, sourceTable);
BatchWriter bw = conn.createBatchWriter(sourceTable, new BatchWriterConfig());
String walPrefix = "hdfs://localhost:8020/accumulo/wals/tserver+port/";
List<String> files = Arrays.asList(walPrefix + UUID.randomUUID(), walPrefix + UUID.randomUUID(), walPrefix + UUID.randomUUID(), walPrefix + UUID.randomUUID());
Map<String, Long> fileToTableId = new HashMap<>();
Status.Builder statBuilder = Status.newBuilder().setBegin(0).setEnd(0).setInfiniteEnd(true).setClosed(true);
Map<String, Long> statuses = new HashMap<>();
long index = 1;
for (String file : files) {
Mutation m = new Mutation(ReplicationSection.getRowPrefix() + file);
m.put(ReplicationSection.COLF, new Text(Long.toString(index)), ProtobufUtil.toValue(statBuilder.build()));
bw.addMutation(m);
fileToTableId.put(file, index);
FileStatus status = EasyMock.mock(FileStatus.class);
EasyMock.expect(status.getModificationTime()).andReturn(index);
EasyMock.replay(status);
statuses.put(file, index);
EasyMock.expect(fs.exists(new Path(file))).andReturn(true);
EasyMock.expect(fs.getFileStatus(new Path(file))).andReturn(status);
index++;
}
EasyMock.replay(fs);
bw.close();
StatusMaker statusMaker = new StatusMaker(conn, fs);
statusMaker.setSourceTableName(sourceTable);
statusMaker.run();
Scanner s = conn.createScanner(sourceTable, Authorizations.EMPTY);
s.setRange(ReplicationSection.getRange());
s.fetchColumnFamily(ReplicationSection.COLF);
Assert.assertEquals(0, Iterables.size(s));
s = ReplicationTable.getScanner(conn);
OrderSection.limit(s);
Iterator<Entry<Key, Value>> iter = s.iterator();
Assert.assertTrue("Found no order records in replication table", iter.hasNext());
Iterator<String> expectedFiles = files.iterator();
Text buff = new Text();
while (expectedFiles.hasNext() && iter.hasNext()) {
String file = expectedFiles.next();
Entry<Key, Value> entry = iter.next();
Assert.assertEquals(file, OrderSection.getFile(entry.getKey(), buff));
OrderSection.getTableId(entry.getKey(), buff);
Assert.assertEquals(fileToTableId.get(file).intValue(), Integer.parseInt(buff.toString()));
Status status = Status.parseFrom(entry.getValue().get());
Assert.assertTrue(status.hasCreatedTime());
Assert.assertEquals((long) statuses.get(file), status.getCreatedTime());
}
Assert.assertFalse("Found more files unexpectedly", expectedFiles.hasNext());
Assert.assertFalse("Found more entries in replication table unexpectedly", iter.hasNext());
s = conn.createScanner(sourceTable, Authorizations.EMPTY);
s.setRange(ReplicationSection.getRange());
s.fetchColumnFamily(ReplicationSection.COLF);
Assert.assertEquals(0, Iterables.size(s));
s = ReplicationTable.getScanner(conn);
s.setRange(ReplicationSection.getRange());
iter = s.iterator();
Assert.assertTrue("Found no stat records in replication table", iter.hasNext());
Collections.sort(files);
expectedFiles = files.iterator();
while (expectedFiles.hasNext() && iter.hasNext()) {
String file = expectedFiles.next();
Entry<Key, Value> entry = iter.next();
Status status = Status.parseFrom(entry.getValue().get());
Assert.assertTrue(status.hasCreatedTime());
Assert.assertEquals((long) statuses.get(file), status.getCreatedTime());
}
Assert.assertFalse("Found more files unexpectedly", expectedFiles.hasNext());
Assert.assertFalse("Found more entries in replication table unexpectedly", iter.hasNext());
}
use of org.apache.accumulo.server.replication.proto.Replication.Status in project accumulo by apache.
the class UnorderedWorkAssignerReplicationIT method dataReplicatedToCorrectTableWithoutDrain.
@Test
public void dataReplicatedToCorrectTableWithoutDrain() throws Exception {
MiniAccumuloConfigImpl peerCfg = new MiniAccumuloConfigImpl(createTestDir(this.getClass().getName() + "_" + this.testName.getMethodName() + "_peer"), ROOT_PASSWORD);
peerCfg.setNumTservers(1);
peerCfg.setInstanceName("peer");
updatePeerConfigFromPrimary(getCluster().getConfig(), peerCfg);
peerCfg.setProperty(Property.REPLICATION_NAME, "peer");
MiniAccumuloClusterImpl peer1Cluster = new MiniAccumuloClusterImpl(peerCfg);
peer1Cluster.start();
try {
Connector connMaster = getConnector();
Connector connPeer = peer1Cluster.getConnector("root", new PasswordToken(ROOT_PASSWORD));
String peerClusterName = "peer";
String peerUserName = "repl";
String peerPassword = "passwd";
// Create a user on the peer for replication to use
connPeer.securityOperations().createLocalUser(peerUserName, new PasswordToken(peerPassword));
// Configure the credentials we should use to authenticate ourselves to the peer for replication
connMaster.instanceOperations().setProperty(Property.REPLICATION_PEER_USER.getKey() + peerClusterName, peerUserName);
connMaster.instanceOperations().setProperty(Property.REPLICATION_PEER_PASSWORD.getKey() + peerClusterName, peerPassword);
// ...peer = AccumuloReplicaSystem,instanceName,zookeepers
connMaster.instanceOperations().setProperty(Property.REPLICATION_PEERS.getKey() + peerClusterName, ReplicaSystemFactory.getPeerConfigurationValue(AccumuloReplicaSystem.class, AccumuloReplicaSystem.buildConfiguration(peer1Cluster.getInstanceName(), peer1Cluster.getZooKeepers())));
String masterTable1 = "master1", peerTable1 = "peer1", masterTable2 = "master2", peerTable2 = "peer2";
connMaster.tableOperations().create(masterTable1);
String masterTableId1 = connMaster.tableOperations().tableIdMap().get(masterTable1);
Assert.assertNotNull(masterTableId1);
connMaster.tableOperations().create(masterTable2);
String masterTableId2 = connMaster.tableOperations().tableIdMap().get(masterTable2);
Assert.assertNotNull(masterTableId2);
connPeer.tableOperations().create(peerTable1);
String peerTableId1 = connPeer.tableOperations().tableIdMap().get(peerTable1);
Assert.assertNotNull(peerTableId1);
connPeer.tableOperations().create(peerTable2);
String peerTableId2 = connPeer.tableOperations().tableIdMap().get(peerTable2);
Assert.assertNotNull(peerTableId2);
// Give our replication user the ability to write to the tables
connPeer.securityOperations().grantTablePermission(peerUserName, peerTable1, TablePermission.WRITE);
connPeer.securityOperations().grantTablePermission(peerUserName, peerTable2, TablePermission.WRITE);
// Replicate this table to the peerClusterName in a table with the peerTableId table id
connMaster.tableOperations().setProperty(masterTable1, Property.TABLE_REPLICATION.getKey(), "true");
connMaster.tableOperations().setProperty(masterTable1, Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId1);
connMaster.tableOperations().setProperty(masterTable2, Property.TABLE_REPLICATION.getKey(), "true");
connMaster.tableOperations().setProperty(masterTable2, Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId2);
// Wait for zookeeper updates (configuration) to propagate
sleepUninterruptibly(3, TimeUnit.SECONDS);
// Write some data to table1
BatchWriter bw = connMaster.createBatchWriter(masterTable1, new BatchWriterConfig());
for (int rows = 0; rows < 2500; rows++) {
Mutation m = new Mutation(masterTable1 + rows);
for (int cols = 0; cols < 100; cols++) {
String value = Integer.toString(cols);
m.put(value, "", value);
}
bw.addMutation(m);
}
bw.close();
// Write some data to table2
bw = connMaster.createBatchWriter(masterTable2, new BatchWriterConfig());
for (int rows = 0; rows < 2500; rows++) {
Mutation m = new Mutation(masterTable2 + rows);
for (int cols = 0; cols < 100; cols++) {
String value = Integer.toString(cols);
m.put(value, "", value);
}
bw.addMutation(m);
}
bw.close();
log.info("Wrote all data to master cluster");
while (!ReplicationTable.isOnline(connMaster)) {
Thread.sleep(500);
}
for (ProcessReference proc : cluster.getProcesses().get(ServerType.TABLET_SERVER)) {
cluster.killProcess(ServerType.TABLET_SERVER, proc);
}
cluster.exec(TabletServer.class);
// Wait until we fully replicated something
boolean fullyReplicated = false;
for (int i = 0; i < 10 && !fullyReplicated; i++) {
sleepUninterruptibly(timeoutFactor * 2, TimeUnit.SECONDS);
try (Scanner s = ReplicationTable.getScanner(connMaster)) {
WorkSection.limit(s);
for (Entry<Key, Value> entry : s) {
Status status = Status.parseFrom(entry.getValue().get());
if (StatusUtil.isFullyReplicated(status)) {
fullyReplicated |= true;
}
}
}
}
Assert.assertNotEquals(0, fullyReplicated);
long countTable = 0l;
// Check a few times
for (int i = 0; i < 10; i++) {
countTable = 0l;
for (Entry<Key, Value> entry : connPeer.createScanner(peerTable1, Authorizations.EMPTY)) {
countTable++;
Assert.assertTrue("Found unexpected key-value" + entry.getKey().toStringNoTruncate() + " " + entry.getValue(), entry.getKey().getRow().toString().startsWith(masterTable1));
}
log.info("Found {} records in {}", countTable, peerTable1);
if (0 < countTable) {
break;
}
Thread.sleep(2000);
}
Assert.assertTrue("Did not find any records in " + peerTable1 + " on peer", countTable > 0);
for (int i = 0; i < 10; i++) {
countTable = 0l;
for (Entry<Key, Value> entry : connPeer.createScanner(peerTable2, Authorizations.EMPTY)) {
countTable++;
Assert.assertTrue("Found unexpected key-value" + entry.getKey().toStringNoTruncate() + " " + entry.getValue(), entry.getKey().getRow().toString().startsWith(masterTable2));
}
log.info("Found {} records in {}", countTable, peerTable2);
if (0 < countTable) {
break;
}
Thread.sleep(2000);
}
Assert.assertTrue("Did not find any records in " + peerTable2 + " on peer", countTable > 0);
} finally {
peer1Cluster.stop();
}
}
use of org.apache.accumulo.server.replication.proto.Replication.Status in project accumulo by apache.
the class CloseWriteAheadLogReferences method updateReplicationEntries.
/**
* Given the set of WALs which have references in the metadata table, close any status messages with reference that WAL.
*
* @param conn
* Connector
* @param closedWals
* {@link Set} of paths to WALs that marked as closed or unreferenced in zookeeper
*/
protected long updateReplicationEntries(Connector conn, Set<String> closedWals) {
BatchScanner bs = null;
BatchWriter bw = null;
long recordsClosed = 0;
try {
bw = conn.createBatchWriter(MetadataTable.NAME, new BatchWriterConfig());
bs = conn.createBatchScanner(MetadataTable.NAME, Authorizations.EMPTY, 4);
bs.setRanges(Collections.singleton(Range.prefix(ReplicationSection.getRowPrefix())));
bs.fetchColumnFamily(ReplicationSection.COLF);
Text replFileText = new Text();
for (Entry<Key, Value> entry : bs) {
Status status;
try {
status = Status.parseFrom(entry.getValue().get());
} catch (InvalidProtocolBufferException e) {
log.error("Could not parse Status protobuf for {}", entry.getKey(), e);
continue;
}
// Ignore things that aren't completely replicated as we can't delete those anyways
MetadataSchema.ReplicationSection.getFile(entry.getKey(), replFileText);
String replFile = replFileText.toString();
boolean isClosed = closedWals.contains(replFile);
// metadata doesn't have a reference to the given WAL
if (!status.getClosed() && !replFile.endsWith(RFILE_SUFFIX) && isClosed) {
try {
closeWal(bw, entry.getKey());
recordsClosed++;
} catch (MutationsRejectedException e) {
log.error("Failed to submit delete mutation for {}", entry.getKey());
continue;
}
}
}
} catch (TableNotFoundException e) {
log.error("Replication table was deleted", e);
} finally {
if (null != bs) {
bs.close();
}
if (null != bw) {
try {
bw.close();
} catch (MutationsRejectedException e) {
log.error("Failed to write delete mutations for replication table", e);
}
}
}
return recordsClosed;
}
Aggregations