use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.
the class TestVerifyReplicationAdjunct method setUpBeforeClass.
@BeforeClass
public static void setUpBeforeClass() throws Exception {
TestReplicationBase.setUpBeforeClass();
TableDescriptor peerTable = TableDescriptorBuilder.newBuilder(peerTableName).setColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(noRepfamName).setMaxVersions(100).build()).build();
Connection connection2 = ConnectionFactory.createConnection(CONF2);
try (Admin admin2 = connection2.getAdmin()) {
admin2.createTable(peerTable, HBaseTestingUtil.KEYS_FOR_HBA_CREATE_TABLE);
}
htable3 = connection2.getTable(peerTableName);
}
use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.
the class HMaster method listTableNames.
/**
* Returns the list of table names that match the specified request
* @param regex The regular expression to match against, or null if querying for all
* @param namespace the namespace to query, or null if querying for all
* @param includeSysTables False to match only against userspace tables
* @return the list of table names
*/
public List<TableName> listTableNames(final String namespace, final String regex, final boolean includeSysTables) throws IOException {
List<TableDescriptor> htds = new ArrayList<>();
if (cpHost != null) {
cpHost.preGetTableNames(htds, regex);
}
htds = getTableDescriptors(htds, namespace, regex, null, includeSysTables);
if (cpHost != null) {
cpHost.postGetTableNames(htds, regex);
}
List<TableName> result = new ArrayList<>(htds.size());
for (TableDescriptor htd : htds) result.add(htd.getTableName());
return result;
}
use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.
the class HMaster method addColumn.
@Override
public long addColumn(final TableName tableName, final ColumnFamilyDescriptor column, final long nonceGroup, final long nonce) throws IOException {
checkInitialized();
checkTableExists(tableName);
return modifyTable(tableName, new TableDescriptorGetter() {
@Override
public TableDescriptor get() throws IOException {
TableDescriptor old = getTableDescriptors().get(tableName);
if (old.hasColumnFamily(column.getName())) {
throw new InvalidFamilyOperationException("Column family '" + column.getNameAsString() + "' in table '" + tableName + "' already exists so cannot be added");
}
return TableDescriptorBuilder.newBuilder(old).setColumnFamily(column).build();
}
}, nonceGroup, nonce, true);
}
use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.
the class HMaster method getClusterMetricsWithoutCoprocessor.
public ClusterMetrics getClusterMetricsWithoutCoprocessor(EnumSet<Option> options) throws InterruptedIOException {
ClusterMetricsBuilder builder = ClusterMetricsBuilder.newBuilder();
// we return all information to client if the list of Option is empty.
if (options.isEmpty()) {
options = EnumSet.allOf(Option.class);
}
// TASKS and/or LIVE_SERVERS will populate this map, which will be given to the builder if
// not null after option processing completes.
Map<ServerName, ServerMetrics> serverMetricsMap = null;
for (Option opt : options) {
switch(opt) {
case HBASE_VERSION:
builder.setHBaseVersion(VersionInfo.getVersion());
break;
case CLUSTER_ID:
builder.setClusterId(getClusterId());
break;
case MASTER:
builder.setMasterName(getServerName());
break;
case BACKUP_MASTERS:
builder.setBackerMasterNames(getBackupMasters());
break;
case TASKS:
{
// Master tasks
builder.setMasterTasks(TaskMonitor.get().getTasks().stream().map(task -> ServerTaskBuilder.newBuilder().setDescription(task.getDescription()).setStatus(task.getStatus()).setState(ServerTask.State.valueOf(task.getState().name())).setStartTime(task.getStartTime()).setCompletionTime(task.getCompletionTimestamp()).build()).collect(Collectors.toList()));
// Add entries to serverMetricsMap for all live servers, if we haven't already done so
if (serverMetricsMap == null) {
serverMetricsMap = getOnlineServers();
}
break;
}
case LIVE_SERVERS:
{
// Add entries to serverMetricsMap for all live servers, if we haven't already done so
if (serverMetricsMap == null) {
serverMetricsMap = getOnlineServers();
}
break;
}
case DEAD_SERVERS:
{
if (serverManager != null) {
builder.setDeadServerNames(new ArrayList<>(serverManager.getDeadServers().copyServerNames()));
}
break;
}
case MASTER_COPROCESSORS:
{
if (cpHost != null) {
builder.setMasterCoprocessorNames(Arrays.asList(getMasterCoprocessors()));
}
break;
}
case REGIONS_IN_TRANSITION:
{
if (assignmentManager != null) {
builder.setRegionsInTransition(assignmentManager.getRegionStates().getRegionsStateInTransition());
}
break;
}
case BALANCER_ON:
{
if (loadBalancerTracker != null) {
builder.setBalancerOn(loadBalancerTracker.isBalancerOn());
}
break;
}
case MASTER_INFO_PORT:
{
if (infoServer != null) {
builder.setMasterInfoPort(infoServer.getPort());
}
break;
}
case SERVERS_NAME:
{
if (serverManager != null) {
builder.setServerNames(serverManager.getOnlineServersList());
}
break;
}
case TABLE_TO_REGIONS_COUNT:
{
if (isActiveMaster() && isInitialized() && assignmentManager != null) {
try {
Map<TableName, RegionStatesCount> tableRegionStatesCountMap = new HashMap<>();
Map<String, TableDescriptor> tableDescriptorMap = getTableDescriptors().getAll();
for (TableDescriptor tableDescriptor : tableDescriptorMap.values()) {
TableName tableName = tableDescriptor.getTableName();
RegionStatesCount regionStatesCount = assignmentManager.getRegionStatesCount(tableName);
tableRegionStatesCountMap.put(tableName, regionStatesCount);
}
builder.setTableRegionStatesCount(tableRegionStatesCountMap);
} catch (IOException e) {
LOG.error("Error while populating TABLE_TO_REGIONS_COUNT for Cluster Metrics..", e);
}
}
break;
}
}
}
if (serverMetricsMap != null) {
builder.setLiveServerMetrics(serverMetricsMap);
}
return builder.build();
}
use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.
the class HMaster method finishActiveMasterInitialization.
/**
* Finish initialization of HMaster after becoming the primary master.
* <p/>
* The startup order is a bit complicated but very important, do not change it unless you know
* what you are doing.
* <ol>
* <li>Initialize file system based components - file system manager, wal manager, table
* descriptors, etc</li>
* <li>Publish cluster id</li>
* <li>Here comes the most complicated part - initialize server manager, assignment manager and
* region server tracker
* <ol type='i'>
* <li>Create server manager</li>
* <li>Create master local region</li>
* <li>Create procedure executor, load the procedures, but do not start workers. We will start it
* later after we finish scheduling SCPs to avoid scheduling duplicated SCPs for the same
* server</li>
* <li>Create assignment manager and start it, load the meta region state, but do not load data
* from meta region</li>
* <li>Start region server tracker, construct the online servers set and find out dead servers and
* schedule SCP for them. The online servers will be constructed by scanning zk, and we will also
* scan the wal directory to find out possible live region servers, and the differences between
* these two sets are the dead servers</li>
* </ol>
* </li>
* <li>If this is a new deploy, schedule a InitMetaProcedure to initialize meta</li>
* <li>Start necessary service threads - balancer, catalog janitor, executor services, and also
* the procedure executor, etc. Notice that the balancer must be created first as assignment
* manager may use it when assigning regions.</li>
* <li>Wait for meta to be initialized if necessary, start table state manager.</li>
* <li>Wait for enough region servers to check-in</li>
* <li>Let assignment manager load data from meta and construct region states</li>
* <li>Start all other things such as chore services, etc</li>
* </ol>
* <p/>
* Notice that now we will not schedule a special procedure to make meta online(unless the first
* time where meta has not been created yet), we will rely on SCP to bring meta online.
*/
private void finishActiveMasterInitialization(MonitoredTask status) throws IOException, InterruptedException, KeeperException, ReplicationException {
/*
* We are active master now... go initialize components we need to run.
*/
status.setStatus("Initializing Master file system");
this.masterActiveTime = EnvironmentEdgeManager.currentTime();
// TODO: Do this using Dependency Injection, using PicoContainer, Guice or Spring.
// always initialize the MemStoreLAB as we use a region to store data in master now, see
// localStore.
initializeMemStoreChunkCreator(null);
this.fileSystemManager = new MasterFileSystem(conf);
this.walManager = new MasterWalManager(this);
// warm-up HTDs cache on master initialization
if (preLoadTableDescriptors) {
status.setStatus("Pre-loading table descriptors");
this.tableDescriptors.getAll();
}
// Publish cluster ID; set it in Master too. The superclass RegionServer does this later but
// only after it has checked in with the Master. At least a few tests ask Master for clusterId
// before it has called its run method and before RegionServer has done the reportForDuty.
ClusterId clusterId = fileSystemManager.getClusterId();
status.setStatus("Publishing Cluster ID " + clusterId + " in ZooKeeper");
ZKClusterId.setClusterId(this.zooKeeper, fileSystemManager.getClusterId());
this.clusterId = clusterId.toString();
// hbase.write.hbck1.lock.file to false.
if (this.conf.getBoolean("hbase.write.hbck1.lock.file", true)) {
Pair<Path, FSDataOutputStream> result = null;
try {
result = HBaseFsck.checkAndMarkRunningHbck(this.conf, HBaseFsck.createLockRetryCounterFactory(this.conf).create());
} finally {
if (result != null) {
Closeables.close(result.getSecond(), true);
}
}
}
status.setStatus("Initialize ServerManager and schedule SCP for crash servers");
// The below two managers must be created before loading procedures, as they will be used during
// loading.
this.serverManager = createServerManager(this);
this.syncReplicationReplayWALManager = new SyncReplicationReplayWALManager(this);
if (!conf.getBoolean(HBASE_SPLIT_WAL_COORDINATED_BY_ZK, DEFAULT_HBASE_SPLIT_COORDINATED_BY_ZK)) {
this.splitWALManager = new SplitWALManager(this);
}
// initialize master local region
masterRegion = MasterRegionFactory.create(this);
tryMigrateMetaLocationsFromZooKeeper();
createProcedureExecutor();
Map<Class<?>, List<Procedure<MasterProcedureEnv>>> procsByType = procedureExecutor.getActiveProceduresNoCopy().stream().collect(Collectors.groupingBy(p -> p.getClass()));
// Create Assignment Manager
this.assignmentManager = createAssignmentManager(this, masterRegion);
this.assignmentManager.start();
// TODO: TRSP can perform as the sub procedure for other procedures, so even if it is marked as
// completed, it could still be in the procedure list. This is a bit strange but is another
// story, need to verify the implementation for ProcedureExecutor and ProcedureStore.
List<TransitRegionStateProcedure> ritList = procsByType.getOrDefault(TransitRegionStateProcedure.class, Collections.emptyList()).stream().filter(p -> !p.isFinished()).map(p -> (TransitRegionStateProcedure) p).collect(Collectors.toList());
this.assignmentManager.setupRIT(ritList);
// Start RegionServerTracker with listing of servers found with exiting SCPs -- these should
// be registered in the deadServers set -- and with the list of servernames out on the
// filesystem that COULD BE 'alive' (we'll schedule SCPs for each and let SCP figure it out).
// We also pass dirs that are already 'splitting'... so we can do some checks down in tracker.
// TODO: Generate the splitting and live Set in one pass instead of two as we currently do.
this.regionServerTracker.upgrade(procsByType.getOrDefault(ServerCrashProcedure.class, Collections.emptyList()).stream().map(p -> (ServerCrashProcedure) p).map(p -> p.getServerName()).collect(Collectors.toSet()), walManager.getLiveServersFromWALDir(), walManager.getSplittingServersFromWALDir());
// This manager must be accessed AFTER hbase:meta is confirmed on line..
this.tableStateManager = new TableStateManager(this);
status.setStatus("Initializing ZK system trackers");
initializeZKBasedSystemTrackers();
status.setStatus("Loading last flushed sequence id of regions");
try {
this.serverManager.loadLastFlushedSequenceIds();
} catch (IOException e) {
LOG.info("Failed to load last flushed sequence id of regions" + " from file system", e);
}
// Set ourselves as active Master now our claim has succeeded up in zk.
this.activeMaster = true;
// Start the Zombie master detector after setting master as active, see HBASE-21535
Thread zombieDetector = new Thread(new MasterInitializationMonitor(this), "ActiveMasterInitializationMonitor-" + EnvironmentEdgeManager.currentTime());
zombieDetector.setDaemon(true);
zombieDetector.start();
if (!maintenanceMode) {
// default with quota support, avoiding if user specifically asks to not load this Observer.
if (QuotaUtil.isQuotaEnabled(conf)) {
updateConfigurationForQuotasObserver(conf);
}
// initialize master side coprocessors before we start handling requests
status.setStatus("Initializing master coprocessors");
this.cpHost = new MasterCoprocessorHost(this, this.conf);
} else {
// start an in process region server for carrying system regions
maintenanceRegionServer = JVMClusterUtil.createRegionServerThread(getConfiguration(), HRegionServer.class, 0);
maintenanceRegionServer.start();
}
// Checking if meta needs initializing.
status.setStatus("Initializing meta table if this is a new deploy");
InitMetaProcedure initMetaProc = null;
// Print out state of hbase:meta on startup; helps debugging.
if (!this.assignmentManager.getRegionStates().hasTableRegionStates(TableName.META_TABLE_NAME)) {
Optional<InitMetaProcedure> optProc = procedureExecutor.getProcedures().stream().filter(p -> p instanceof InitMetaProcedure).map(o -> (InitMetaProcedure) o).findAny();
initMetaProc = optProc.orElseGet(() -> {
// schedule an init meta procedure if meta has not been deployed yet
InitMetaProcedure temp = new InitMetaProcedure();
procedureExecutor.submitProcedure(temp);
return temp;
});
}
// initialize load balancer
this.balancer.setMasterServices(this);
this.balancer.initialize();
this.balancer.updateClusterMetrics(getClusterMetricsWithoutCoprocessor());
// start up all service threads.
status.setStatus("Initializing master service threads");
startServiceThreads();
// wait meta to be initialized after we start procedure executor
if (initMetaProc != null) {
initMetaProc.await();
}
// Wake up this server to check in
sleeper.skipSleepCycle();
// Wait for region servers to report in.
// With this as part of master initialization, it precludes our being able to start a single
// server that is both Master and RegionServer. Needs more thought. TODO.
String statusStr = "Wait for region servers to report in";
status.setStatus(statusStr);
LOG.info(Objects.toString(status));
waitForRegionServers(status);
// Check if master is shutting down because issue initializing regionservers or balancer.
if (isStopped()) {
return;
}
status.setStatus("Starting assignment manager");
// available. That's what waitForMetaOnline does.
if (!waitForMetaOnline()) {
return;
}
TableDescriptor metaDescriptor = tableDescriptors.get(TableName.META_TABLE_NAME);
final ColumnFamilyDescriptor tableFamilyDesc = metaDescriptor.getColumnFamily(HConstants.TABLE_FAMILY);
final ColumnFamilyDescriptor replBarrierFamilyDesc = metaDescriptor.getColumnFamily(HConstants.REPLICATION_BARRIER_FAMILY);
this.assignmentManager.joinCluster();
// The below depends on hbase:meta being online.
this.assignmentManager.processOfflineRegions();
// this must be called after the above processOfflineRegions to prevent race
this.assignmentManager.wakeMetaLoadedEvent();
// first.
if (conf.get(HConstants.META_REPLICAS_NUM) != null) {
int replicasNumInConf = conf.getInt(HConstants.META_REPLICAS_NUM, HConstants.DEFAULT_META_REPLICA_NUM);
TableDescriptor metaDesc = tableDescriptors.get(TableName.META_TABLE_NAME);
if (metaDesc.getRegionReplication() != replicasNumInConf) {
// it is possible that we already have some replicas before upgrading, so we must set the
// region replication number in meta TableDescriptor directly first, without creating a
// ModifyTableProcedure, otherwise it may cause a double assign for the meta replicas.
int existingReplicasCount = assignmentManager.getRegionStates().getRegionsOfTable(TableName.META_TABLE_NAME).size();
if (existingReplicasCount > metaDesc.getRegionReplication()) {
LOG.info("Update replica count of hbase:meta from {}(in TableDescriptor)" + " to {}(existing ZNodes)", metaDesc.getRegionReplication(), existingReplicasCount);
metaDesc = TableDescriptorBuilder.newBuilder(metaDesc).setRegionReplication(existingReplicasCount).build();
tableDescriptors.update(metaDesc);
}
// check again, and issue a ModifyTableProcedure if needed
if (metaDesc.getRegionReplication() != replicasNumInConf) {
LOG.info("The {} config is {} while the replica count in TableDescriptor is {}" + " for hbase:meta, altering...", HConstants.META_REPLICAS_NUM, replicasNumInConf, metaDesc.getRegionReplication());
procedureExecutor.submitProcedure(new ModifyTableProcedure(procedureExecutor.getEnvironment(), TableDescriptorBuilder.newBuilder(metaDesc).setRegionReplication(replicasNumInConf).build(), null, metaDesc, false));
}
}
}
// Initialize after meta is up as below scans meta
FavoredNodesManager fnm = getFavoredNodesManager();
if (fnm != null) {
fnm.initializeFromMeta();
}
// set cluster status again after user regions are assigned
this.balancer.updateClusterMetrics(getClusterMetricsWithoutCoprocessor());
// Start balancer and meta catalog janitor after meta and regions have been assigned.
status.setStatus("Starting balancer and catalog janitor");
this.clusterStatusChore = new ClusterStatusChore(this, balancer);
getChoreService().scheduleChore(clusterStatusChore);
this.balancerChore = new BalancerChore(this);
if (!disableBalancerChoreForTest) {
getChoreService().scheduleChore(balancerChore);
}
if (regionNormalizerManager != null) {
getChoreService().scheduleChore(regionNormalizerManager.getRegionNormalizerChore());
}
this.catalogJanitorChore = new CatalogJanitor(this);
getChoreService().scheduleChore(catalogJanitorChore);
this.hbckChore = new HbckChore(this);
getChoreService().scheduleChore(hbckChore);
this.serverManager.startChore();
// Only for rolling upgrade, where we need to migrate the data in namespace table to meta table.
if (!waitForNamespaceOnline()) {
return;
}
status.setStatus("Starting cluster schema service");
try {
initClusterSchemaService();
} catch (IllegalStateException e) {
if (e.getCause() != null && e.getCause() instanceof NoSuchColumnFamilyException && tableFamilyDesc == null && replBarrierFamilyDesc == null) {
LOG.info("ClusterSchema service could not be initialized. This is " + "expected during HBase 1 to 2 upgrade", e);
} else {
throw e;
}
}
if (this.cpHost != null) {
try {
this.cpHost.preMasterInitialization();
} catch (IOException e) {
LOG.error("Coprocessor preMasterInitialization() hook failed", e);
}
}
status.markComplete("Initialization successful");
LOG.info(String.format("Master has completed initialization %.3fsec", (EnvironmentEdgeManager.currentTime() - masterActiveTime) / 1000.0f));
this.masterFinishedInitializationTime = EnvironmentEdgeManager.currentTime();
configurationManager.registerObserver(this.balancer);
configurationManager.registerObserver(this.hfileCleanerPool);
configurationManager.registerObserver(this.logCleanerPool);
configurationManager.registerObserver(this.hfileCleaner);
configurationManager.registerObserver(this.logCleaner);
configurationManager.registerObserver(this.regionsRecoveryConfigManager);
// Set master as 'initialized'.
setInitialized(true);
if (tableFamilyDesc == null && replBarrierFamilyDesc == null) {
// create missing CFs in meta table after master is set to 'initialized'.
createMissingCFsInMetaDuringUpgrade(metaDescriptor);
// services will be started during master init phase.
throw new PleaseRestartMasterException("Aborting active master after missing" + " CFs are successfully added in meta. Subsequent active master " + "initialization should be uninterrupted");
}
if (maintenanceMode) {
LOG.info("Detected repair mode, skipping final initialization steps.");
return;
}
assignmentManager.checkIfShouldMoveSystemRegionAsync();
status.setStatus("Starting quota manager");
initQuotaManager();
if (QuotaUtil.isQuotaEnabled(conf)) {
// Create the quota snapshot notifier
spaceQuotaSnapshotNotifier = createQuotaSnapshotNotifier();
spaceQuotaSnapshotNotifier.initialize(getConnection());
this.quotaObserverChore = new QuotaObserverChore(this, getMasterMetrics());
// Start the chore to read the region FS space reports and act on them
getChoreService().scheduleChore(quotaObserverChore);
this.snapshotQuotaChore = new SnapshotQuotaObserverChore(this, getMasterMetrics());
// Start the chore to read snapshots and add their usage to table/NS quotas
getChoreService().scheduleChore(snapshotQuotaChore);
}
final SlowLogMasterService slowLogMasterService = new SlowLogMasterService(conf, this);
slowLogMasterService.init();
// clear the dead servers with same host name and port of online server because we are not
// removing dead server with same hostname and port of rs which is trying to check in before
// master initialization. See HBASE-5916.
this.serverManager.clearDeadServersWithSameHostNameAndPortOfOnlineServer();
// Check and set the znode ACLs if needed in case we are overtaking a non-secure configuration
status.setStatus("Checking ZNode ACLs");
zooKeeper.checkAndSetZNodeAcls();
status.setStatus("Initializing MOB Cleaner");
initMobCleaner();
status.setStatus("Calling postStartMaster coprocessors");
if (this.cpHost != null) {
// don't let cp initialization errors kill the master
try {
this.cpHost.postStartMaster();
} catch (IOException ioe) {
LOG.error("Coprocessor postStartMaster() hook failed", ioe);
}
}
zombieDetector.interrupt();
/*
* After master has started up, lets do balancer post startup initialization. Since this runs
* in activeMasterManager thread, it should be fine.
*/
long start = EnvironmentEdgeManager.currentTime();
this.balancer.postMasterStartupInitialize();
if (LOG.isDebugEnabled()) {
LOG.debug("Balancer post startup initialization complete, took " + ((EnvironmentEdgeManager.currentTime() - start) / 1000) + " seconds");
}
this.rollingUpgradeChore = new RollingUpgradeChore(this);
getChoreService().scheduleChore(rollingUpgradeChore);
}
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