@Override
void perform() throws IOException {
HTableDescriptor selected = selectTable(disabledTables);
HColumnDescriptor cfd = selectFamily(selected);
if (selected == null || cfd == null) {
return;
}
Admin admin = connection.getAdmin();
try {
if (selected.getColumnFamilies().length < 2) {
LOG.info("No enough column families to delete in table " + selected.getTableName());
return;
}
TableName tableName = selected.getTableName();
LOG.info("Deleting column family: " + cfd + " from table: " + tableName);
admin.deleteColumnFamily(tableName, cfd.getName());
// assertion
HTableDescriptor freshTableDesc = admin.getTableDescriptor(tableName);
Assert.assertFalse(
"Column family: " + cfd + " was not added", freshTableDesc.hasFamily(cfd.getName()));
LOG.info("Deleted column family: " + cfd + " from table: " + tableName);
disabledTables.put(tableName, freshTableDesc);
} catch (Exception e) {
LOG.warn("Caught exception in action: " + this.getClass());
throw e;
} finally {
admin.close();
}
verifyTables();
}
@Test
public void testSnapshotFailsOnNonExistantTable() throws Exception {
// make sure we don't fail on listing snapshots
SnapshotTestingUtils.assertNoSnapshots(admin);
TableName tableName = TableName.valueOf("_not_a_table");
// make sure the table doesn't exist
boolean fail = false;
do {
try {
admin.getTableDescriptor(tableName);
fail = true;
LOG.error("Table:" + tableName + " already exists, checking a new name");
tableName = TableName.valueOf(tableName + "!");
} catch (TableNotFoundException e) {
fail = false;
}
} while (fail);
// snapshot the non-existant table
try {
admin.snapshot("fail", tableName, SnapshotType.FLUSH);
fail("Snapshot succeeded even though there is not table.");
} catch (SnapshotCreationException e) {
LOG.info("Correctly failed to snapshot a non-existant table:" + e.getMessage());
}
}
@Override
void perform() throws IOException {
Admin admin = connection.getAdmin();
try {
HTableDescriptor htd = createTableDesc();
TableName tableName = htd.getTableName();
if (admin.tableExists(tableName)) {
return;
}
String numRegionKey = String.format(NUM_REGIONS_KEY, this.getClass().getSimpleName());
numRegions = getConf().getInt(numRegionKey, DEFAULT_NUM_REGIONS);
byte[] startKey = Bytes.toBytes("row-0000000000");
byte[] endKey = Bytes.toBytes("row-" + Integer.MAX_VALUE);
LOG.info("Creating table:" + htd);
admin.createTable(htd, startKey, endKey, numRegions);
Assert.assertTrue("Table: " + htd + " was not created", admin.tableExists(tableName));
HTableDescriptor freshTableDesc = admin.getTableDescriptor(tableName);
enabledTables.put(tableName, freshTableDesc);
LOG.info("Created table:" + freshTableDesc);
} catch (Exception e) {
LOG.warn("Caught exception in action: " + this.getClass());
throw e;
} finally {
admin.close();
}
verifyTables();
}
@Override
void perform() throws IOException {
HTableDescriptor selected = selectTable(disabledTables);
if (selected == null) {
return;
}
Admin admin = connection.getAdmin();
try {
HColumnDescriptor cfd = createFamilyDesc();
if (selected.hasFamily(cfd.getName())) {
LOG.info(
new String(cfd.getName()) + " already exists in table " + selected.getTableName());
return;
}
TableName tableName = selected.getTableName();
LOG.info("Adding column family: " + cfd + " to table: " + tableName);
admin.addColumn(tableName, cfd);
// assertion
HTableDescriptor freshTableDesc = admin.getTableDescriptor(tableName);
Assert.assertTrue(
"Column family: " + cfd + " was not added", freshTableDesc.hasFamily(cfd.getName()));
LOG.info("Added column family: " + cfd + " to table: " + tableName);
disabledTables.put(tableName, freshTableDesc);
} catch (Exception e) {
LOG.warn("Caught exception in action: " + this.getClass());
throw e;
} finally {
admin.close();
}
verifyTables();
}
/**
* Sweeps the mob files on one column family. It deletes the unused mob files and merges the small
* mob files into bigger ones.
*
* @param tableName The current table name in string format.
* @param familyName The column family name.
* @return 0 if success, 2 if job aborted with an exception, 3 if unable to start due to other
* compaction,4 if mr job was unsuccessful
* @throws IOException
* @throws InterruptedException
* @throws ClassNotFoundException
* @throws KeeperException
* @throws ServiceException
*/
int sweepFamily(String tableName, String familyName)
throws IOException, InterruptedException, ClassNotFoundException, KeeperException,
ServiceException {
Configuration conf = getConf();
// make sure the target HBase exists.
HBaseAdmin.checkHBaseAvailable(conf);
Connection connection = ConnectionFactory.createConnection(getConf());
Admin admin = connection.getAdmin();
try {
FileSystem fs = FileSystem.get(conf);
TableName tn = TableName.valueOf(tableName);
HTableDescriptor htd = admin.getTableDescriptor(tn);
HColumnDescriptor family = htd.getFamily(Bytes.toBytes(familyName));
if (family == null || !family.isMobEnabled()) {
throw new IOException("Column family " + familyName + " is not a MOB column family");
}
SweepJob job = new SweepJob(conf, fs);
// Run the sweeping
return job.sweep(tn, family);
} catch (Exception e) {
System.err.println("Job aborted due to exception " + e);
return 2; // job failed
} finally {
try {
admin.close();
} catch (IOException e) {
System.out.println("Failed to close the HBaseAdmin: " + e.getMessage());
}
try {
connection.close();
} catch (IOException e) {
System.out.println("Failed to close the connection: " + e.getMessage());
}
}
}
/**
* Set the table's replication switch if the table's replication switch is already not set.
*
* @param tableName name of the table
* @param isRepEnabled is replication switch enable or disable
* @throws IOException if a remote or network exception occurs
*/
private void setTableRep(final TableName tableName, boolean isRepEnabled) throws IOException {
Admin admin = null;
try {
admin = this.connection.getAdmin();
HTableDescriptor htd = admin.getTableDescriptor(tableName);
if (isTableRepEnabled(htd) ^ isRepEnabled) {
boolean isOnlineSchemaUpdateEnabled =
this.connection
.getConfiguration()
.getBoolean("hbase.online.schema.update.enable", true);
if (!isOnlineSchemaUpdateEnabled) {
admin.disableTable(tableName);
}
for (HColumnDescriptor hcd : htd.getFamilies()) {
hcd.setScope(
isRepEnabled
? HConstants.REPLICATION_SCOPE_GLOBAL
: HConstants.REPLICATION_SCOPE_LOCAL);
}
admin.modifyTable(tableName, htd);
if (!isOnlineSchemaUpdateEnabled) {
admin.enableTable(tableName);
}
}
} finally {
if (admin != null) {
try {
admin.close();
} catch (IOException e) {
LOG.warn("Failed to close admin connection.");
LOG.debug("Details on failure to close admin connection.", e);
}
}
}
}
@Test
public void createDoubleTest() throws IOException, InterruptedException {
String testName = "createDoubleTest";
String nsName = prefix + "_" + testName;
LOG.info(testName);
TableName tableName = TableName.valueOf("my_table");
TableName tableNameFoo = TableName.valueOf(nsName + ":my_table");
// create namespace and verify
admin.createNamespace(NamespaceDescriptor.create(nsName).build());
TEST_UTIL.createTable(tableName, Bytes.toBytes(nsName));
TEST_UTIL.createTable(tableNameFoo, Bytes.toBytes(nsName));
assertEquals(2, admin.listTables().length);
assertNotNull(admin.getTableDescriptor(tableName));
assertNotNull(admin.getTableDescriptor(tableNameFoo));
// remove namespace and verify
admin.disableTable(tableName);
admin.deleteTable(tableName);
assertEquals(1, admin.listTables().length);
}
@Override
void perform() throws IOException {
HTableDescriptor selected = selectTable(disabledTables);
if (selected == null) {
return;
}
HColumnDescriptor columnDesc = selectFamily(selected);
if (columnDesc == null) {
return;
}
Admin admin = connection.getAdmin();
int versions = RandomUtils.nextInt(10) + 3;
try {
TableName tableName = selected.getTableName();
LOG.info(
"Altering versions of column family: "
+ columnDesc
+ " to: "
+ versions
+ " in table: "
+ tableName);
columnDesc.setMinVersions(versions);
columnDesc.setMaxVersions(versions);
admin.modifyTable(tableName, selected);
// assertion
HTableDescriptor freshTableDesc = admin.getTableDescriptor(tableName);
HColumnDescriptor freshColumnDesc = freshTableDesc.getFamily(columnDesc.getName());
Assert.assertEquals(
"Column family: " + columnDesc + " was not altered",
freshColumnDesc.getMaxVersions(),
versions);
Assert.assertEquals(
"Column family: " + freshColumnDesc + " was not altered",
freshColumnDesc.getMinVersions(),
versions);
LOG.info(
"Altered versions of column family: "
+ columnDesc
+ " to: "
+ versions
+ " in table: "
+ tableName);
disabledTables.put(tableName, freshTableDesc);
} catch (Exception e) {
LOG.warn("Caught exception in action: " + this.getClass());
throw e;
} finally {
admin.close();
}
verifyTables();
}
/**
* Connect to peer and check the table descriptor on peer:
*
* <ol>
* <li>Create the same table on peer when not exist.
* <li>Throw exception if the table exists on peer cluster but descriptors are not same.
* </ol>
*
* @param tableName name of the table to sync to the peer
* @param splits table split keys
* @throws IOException
*/
private void checkAndSyncTableDescToPeers(final TableName tableName, final byte[][] splits)
throws IOException {
List<ReplicationPeer> repPeers = listValidReplicationPeers();
if (repPeers == null || repPeers.size() <= 0) {
throw new IllegalArgumentException("Found no peer cluster for replication.");
}
for (ReplicationPeer repPeer : repPeers) {
Configuration peerConf = repPeer.getConfiguration();
HTableDescriptor htd = null;
try (Connection conn = ConnectionFactory.createConnection(peerConf);
Admin admin = this.connection.getAdmin();
Admin repHBaseAdmin = conn.getAdmin()) {
htd = admin.getTableDescriptor(tableName);
HTableDescriptor peerHtd = null;
if (!repHBaseAdmin.tableExists(tableName)) {
repHBaseAdmin.createTable(htd, splits);
} else {
peerHtd = repHBaseAdmin.getTableDescriptor(tableName);
if (peerHtd == null) {
throw new IllegalArgumentException(
"Failed to get table descriptor for table "
+ tableName.getNameAsString()
+ " from peer cluster "
+ repPeer.getId());
} else if (!peerHtd.equals(htd)) {
throw new IllegalArgumentException(
"Table "
+ tableName.getNameAsString()
+ " exists in peer cluster "
+ repPeer.getId()
+ ", but the table descriptors are not same when comapred with source cluster."
+ " Thus can not enable the table's replication switch.");
}
}
}
}
}
@Override
void perform() throws IOException {
HTableDescriptor selected = selectTable(disabledTables);
if (selected == null) {
return;
}
HColumnDescriptor columnDesc = selectFamily(selected);
if (columnDesc == null) {
return;
}
Admin admin = connection.getAdmin();
try {
TableName tableName = selected.getTableName();
// possible DataBlockEncoding ids
int[] possibleIds = {0, 2, 3, 4, 6};
short id = (short) possibleIds[RandomUtils.nextInt(possibleIds.length)];
LOG.info(
"Altering encoding of column family: "
+ columnDesc
+ " to: "
+ id
+ " in table: "
+ tableName);
columnDesc.setDataBlockEncoding(DataBlockEncoding.getEncodingById(id));
admin.modifyTable(tableName, selected);
// assertion
HTableDescriptor freshTableDesc = admin.getTableDescriptor(tableName);
HColumnDescriptor freshColumnDesc = freshTableDesc.getFamily(columnDesc.getName());
Assert.assertEquals(
"Encoding of column family: " + columnDesc + " was not altered",
freshColumnDesc.getDataBlockEncoding().getId(),
id);
LOG.info(
"Altered encoding of column family: "
+ freshColumnDesc
+ " to: "
+ id
+ " in table: "
+ tableName);
disabledTables.put(tableName, freshTableDesc);
} catch (Exception e) {
LOG.warn("Caught exception in action: " + this.getClass());
throw e;
} finally {
admin.close();
}
verifyTables();
}
// populate tables
@Override
void perform() throws IOException {
HTableDescriptor selected = selectTable(enabledTables);
if (selected == null) {
return;
}
Admin admin = connection.getAdmin();
TableName tableName = selected.getTableName();
try (Table table = connection.getTable(tableName)) {
ArrayList<HRegionInfo> regionInfos =
new ArrayList<HRegionInfo>(admin.getTableRegions(selected.getTableName()));
int numRegions = regionInfos.size();
// average number of rows to be added per action to each region
int average_rows = 1;
int numRows = average_rows * numRegions;
LOG.info("Adding " + numRows + " rows to table: " + selected);
for (int i = 0; i < numRows; i++) {
// nextInt(Integer.MAX_VALUE)) to return positive numbers only
byte[] rowKey =
Bytes.toBytes(
"row-" + String.format("%010d", RandomUtils.nextInt(Integer.MAX_VALUE)));
HColumnDescriptor cfd = selectFamily(selected);
if (cfd == null) {
return;
}
byte[] family = cfd.getName();
byte[] qualifier = Bytes.toBytes("col-" + RandomUtils.nextInt(Integer.MAX_VALUE) % 10);
byte[] value = Bytes.toBytes("val-" + RandomStringUtils.randomAlphanumeric(10));
Put put = new Put(rowKey);
put.addColumn(family, qualifier, value);
table.put(put);
}
HTableDescriptor freshTableDesc = admin.getTableDescriptor(tableName);
enabledTables.put(tableName, freshTableDesc);
LOG.info("Added " + numRows + " rows to table: " + selected);
} catch (Exception e) {
LOG.warn("Caught exception in action: " + this.getClass());
throw e;
} finally {
admin.close();
}
verifyTables();
}
public void manualTest(String args[]) throws Exception {
Configuration conf = HBaseConfiguration.create();
util = new HBaseTestingUtility(conf);
if ("newtable".equals(args[0])) {
TableName tname = TableName.valueOf(args[1]);
byte[][] splitKeys = generateRandomSplitKeys(4);
try (Table table = util.createTable(tname, FAMILIES, splitKeys)) {}
} else if ("incremental".equals(args[0])) {
TableName tname = TableName.valueOf(args[1]);
try (Connection c = ConnectionFactory.createConnection(conf);
Admin admin = c.getAdmin();
RegionLocator regionLocator = c.getRegionLocator(tname)) {
Path outDir = new Path("incremental-out");
runIncrementalPELoad(conf, admin.getTableDescriptor(tname), regionLocator, outDir);
}
} else {
throw new RuntimeException("usage: TestHFileOutputFormat2 newtable | incremental");
}
}
@Override
void perform() throws IOException {
HTableDescriptor selected = selectTable(disabledTables);
if (selected == null) {
return;
}
Admin admin = connection.getAdmin();
try {
TableName tableName = selected.getTableName();
LOG.info("Enabling table :" + selected);
admin.enableTable(tableName);
Assert.assertTrue(
"Table: " + selected + " was not enabled", admin.isTableEnabled(tableName));
HTableDescriptor freshTableDesc = admin.getTableDescriptor(tableName);
enabledTables.put(tableName, freshTableDesc);
LOG.info("Enabled table :" + freshTableDesc);
} catch (Exception e) {
LOG.warn("Caught exception in action: " + this.getClass());
// TODO workaround
// loose restriction for TableNotDisabledException/TableNotEnabledException thrown in sync
// operations 1) when enable/disable starts, the table state is changed to
// ENABLING/DISABLING (ZK node in 1.x), which will be further changed to ENABLED/DISABLED
// once the operation completes 2) if master failover happens in the middle of the
// enable/disable operation, the new master will try to recover the tables in
// ENABLING/DISABLING state, as programmed in
// AssignmentManager#recoverTableInEnablingState() and
// AssignmentManager#recoverTableInDisablingState()
// 3) after the new master initialization completes, the procedure tries to re-do the
// enable/disable operation, which was already done. Ignore those exceptions before
// change of behaviors of AssignmentManager in presence of PV2
if (e instanceof TableNotDisabledException) {
LOG.warn("Caught TableNotDisabledException in action: " + this.getClass());
e.printStackTrace();
} else {
throw e;
}
} finally {
admin.close();
}
verifyTables();
}