public static void main(String[] args) throws Exception {
VolumeManager fs = VolumeManagerImpl.get();
Opts opts = new Opts();
opts.parseArgs(TableDiskUsage.class.getName(), args);
Connector conn = opts.getConnector();
org.apache.accumulo.server.util.TableDiskUsage.printDiskUsage(
DefaultConfiguration.getInstance(), opts.tables, fs, conn, false);
}
/**
* Dump a Log File (Map or Sequence) to stdout. Will read from HDFS or local file system.
*
* @param args - first argument is the file to print
*/
public static void main(String[] args) throws IOException {
Opts opts = new Opts();
opts.parseArgs(LogReader.class.getName(), args);
VolumeManager fs = VolumeManagerImpl.get();
Matcher rowMatcher = null;
KeyExtent ke = null;
Text row = null;
if (opts.files.isEmpty()) {
new JCommander(opts).usage();
return;
}
if (opts.row != null) row = new Text(opts.row);
if (opts.extent != null) {
String sa[] = opts.extent.split(";");
ke = new KeyExtent(new Text(sa[0]), new Text(sa[1]), new Text(sa[2]));
}
if (opts.regexp != null) {
Pattern pattern = Pattern.compile(opts.regexp);
rowMatcher = pattern.matcher("");
}
Set<Integer> tabletIds = new HashSet<Integer>();
for (String file : opts.files) {
Path path = new Path(file);
LogFileKey key = new LogFileKey();
LogFileValue value = new LogFileValue();
if (fs.isFile(path)) {
// read log entries from a simple hdfs file
DFSLoggerInputStreams streams =
DfsLogger.readHeaderAndReturnStream(fs, path, SiteConfiguration.getInstance());
DataInputStream input = streams.getDecryptingInputStream();
try {
while (true) {
try {
key.readFields(input);
value.readFields(input);
} catch (EOFException ex) {
break;
}
printLogEvent(key, value, row, rowMatcher, ke, tabletIds, opts.maxMutations);
}
} finally {
input.close();
}
} else {
// read the log entries sorted in a map file
MultiReader input = new MultiReader(fs, path);
while (input.next(key, value)) {
printLogEvent(key, value, row, rowMatcher, ke, tabletIds, opts.maxMutations);
}
}
}
}
public static Mutation createDeleteMutation(String tableId, String pathToRemove)
throws IOException {
if (!pathToRemove.contains(":")) {
if (pathToRemove.startsWith("../")) pathToRemove = pathToRemove.substring(2);
else pathToRemove = "/" + tableId + pathToRemove;
}
Path path = VolumeManagerImpl.get().getFullPath(FileType.TABLE, pathToRemove);
Mutation delFlag =
new Mutation(new Text(MetadataSchema.DeletesSection.getRowPrefix() + path.toString()));
delFlag.put(EMPTY_TEXT, EMPTY_TEXT, new Value(new byte[] {}));
return delFlag;
}
public static void main(String[] args) throws Exception {
SecurityUtil.serverLogin();
ServerOpts opts = new ServerOpts();
opts.parseArgs("tracer", args);
Instance instance = HdfsZooInstance.getInstance();
ServerConfiguration conf = new ServerConfiguration(instance);
VolumeManager fs = VolumeManagerImpl.get();
Accumulo.init(fs, conf, "tracer");
String hostname = opts.getAddress();
TraceServer server = new TraceServer(conf, hostname);
Accumulo.enableTracing(hostname, "tserver");
server.run();
log.info("tracer stopping");
}
public static Pair<List<LogEntry>, SortedMap<FileRef, DataFileValue>> getFileAndLogEntries(
Credentials credentials, KeyExtent extent)
throws KeeperException, InterruptedException, IOException {
ArrayList<LogEntry> result = new ArrayList<LogEntry>();
TreeMap<FileRef, DataFileValue> sizes = new TreeMap<FileRef, DataFileValue>();
VolumeManager fs = VolumeManagerImpl.get();
if (extent.isRootTablet()) {
getRootLogEntries(result);
Path rootDir = new Path(getRootTabletDir());
FileStatus[] files = fs.listStatus(rootDir);
for (FileStatus fileStatus : files) {
if (fileStatus.getPath().toString().endsWith("_tmp")) {
continue;
}
DataFileValue dfv = new DataFileValue(0, 0);
sizes.put(new FileRef(fileStatus.getPath().toString(), fileStatus.getPath()), dfv);
}
} else {
String systemTableToCheck = extent.isMeta() ? RootTable.ID : MetadataTable.ID;
Scanner scanner =
new ScannerImpl(
HdfsZooInstance.getInstance(), credentials, systemTableToCheck, Authorizations.EMPTY);
scanner.fetchColumnFamily(LogColumnFamily.NAME);
scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
scanner.setRange(extent.toMetadataRange());
for (Entry<Key, Value> entry : scanner) {
if (!entry.getKey().getRow().equals(extent.getMetadataEntry())) {
throw new RuntimeException(
"Unexpected row "
+ entry.getKey().getRow()
+ " expected "
+ extent.getMetadataEntry());
}
if (entry.getKey().getColumnFamily().equals(LogColumnFamily.NAME)) {
result.add(LogEntry.fromKeyValue(entry.getKey(), entry.getValue()));
} else if (entry.getKey().getColumnFamily().equals(DataFileColumnFamily.NAME)) {
DataFileValue dfv = new DataFileValue(entry.getValue().get());
sizes.put(new FileRef(fs, entry.getKey()), dfv);
} else {
throw new RuntimeException("Unexpected col fam " + entry.getKey().getColumnFamily());
}
}
}
return new Pair<List<LogEntry>, SortedMap<FileRef, DataFileValue>>(result, sizes);
}
public static void main(String[] args) throws Exception {
SecurityUtil.serverLogin(ServerConfiguration.getSiteConfiguration());
VolumeManager fs = VolumeManagerImpl.get();
ServerOpts opts = new ServerOpts();
opts.parseArgs("monitor", args);
String hostname = opts.getAddress();
instance = HdfsZooInstance.getInstance();
config = new ServerConfiguration(instance);
Accumulo.init(fs, config, "monitor");
Monitor monitor = new Monitor();
Accumulo.enableTracing(hostname, "monitor");
monitor.run(hostname);
}
public static Map<FileRef, Long> getBulkFilesLoaded(Credentials credentials, KeyExtent extent)
throws IOException {
Text metadataRow = extent.getMetadataEntry();
Map<FileRef, Long> ret = new HashMap<FileRef, Long>();
VolumeManager fs = VolumeManagerImpl.get();
Scanner scanner =
new ScannerImpl(
HdfsZooInstance.getInstance(),
credentials,
extent.isMeta() ? RootTable.ID : MetadataTable.ID,
Authorizations.EMPTY);
scanner.setRange(new Range(metadataRow));
scanner.fetchColumnFamily(TabletsSection.BulkFileColumnFamily.NAME);
for (Entry<Key, Value> entry : scanner) {
Long tid = Long.parseLong(entry.getValue().toString());
ret.put(new FileRef(fs, entry.getKey()), tid);
}
return ret;
}
public static List<FileRef> getBulkFilesLoaded(Connector conn, KeyExtent extent, long tid)
throws IOException {
List<FileRef> result = new ArrayList<FileRef>();
try {
VolumeManager fs = VolumeManagerImpl.get();
Scanner mscanner =
new IsolatedScanner(
conn.createScanner(
extent.isMeta() ? RootTable.NAME : MetadataTable.NAME, Authorizations.EMPTY));
mscanner.setRange(extent.toMetadataRange());
mscanner.fetchColumnFamily(TabletsSection.BulkFileColumnFamily.NAME);
for (Entry<Key, Value> entry : mscanner) {
if (Long.parseLong(entry.getValue().toString()) == tid) {
result.add(new FileRef(fs, entry.getKey()));
}
}
return result;
} catch (TableNotFoundException ex) {
// unlikely
throw new RuntimeException("Onos! teh metadata table has vanished!!");
}
}
public int run(String[] args) throws Exception {
ClientOpts opts = new ClientOpts();
opts.parseArgs(LocalityCheck.class.getName(), args);
VolumeManager fs = VolumeManagerImpl.get();
Connector connector = opts.getConnector();
Scanner scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
scanner.fetchColumnFamily(TabletsSection.CurrentLocationColumnFamily.NAME);
scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
scanner.setRange(MetadataSchema.TabletsSection.getRange());
Map<String, Long> totalBlocks = new HashMap<String, Long>();
Map<String, Long> localBlocks = new HashMap<String, Long>();
ArrayList<String> files = new ArrayList<String>();
for (Entry<Key, Value> entry : scanner) {
Key key = entry.getKey();
if (key.compareColumnFamily(TabletsSection.CurrentLocationColumnFamily.NAME) == 0) {
String location = entry.getValue().toString();
String[] parts = location.split(":");
String host = parts[0];
addBlocks(fs, host, files, totalBlocks, localBlocks);
files.clear();
} else if (key.compareColumnFamily(DataFileColumnFamily.NAME) == 0) {
files.add(fs.getFullPath(key).toString());
}
}
System.out.println(" Server %local total blocks");
for (String host : totalBlocks.keySet()) {
System.out.println(
String.format(
"%15s %5.1f %8d",
host, (localBlocks.get(host) * 100.) / totalBlocks.get(host), totalBlocks.get(host)));
}
return 0;
}
public static SortedMap<FileRef, DataFileValue> getDataFileSizes(
KeyExtent extent, Credentials credentials) throws IOException {
TreeMap<FileRef, DataFileValue> sizes = new TreeMap<FileRef, DataFileValue>();
Scanner mdScanner =
new ScannerImpl(
HdfsZooInstance.getInstance(), credentials, MetadataTable.ID, Authorizations.EMPTY);
mdScanner.fetchColumnFamily(DataFileColumnFamily.NAME);
Text row = extent.getMetadataEntry();
VolumeManager fs = VolumeManagerImpl.get();
Key endKey = new Key(row, DataFileColumnFamily.NAME, new Text(""));
endKey = endKey.followingKey(PartialKey.ROW_COLFAM);
mdScanner.setRange(new Range(new Key(row), endKey));
for (Entry<Key, Value> entry : mdScanner) {
if (!entry.getKey().getRow().equals(row)) break;
DataFileValue dfv = new DataFileValue(entry.getValue().get());
sizes.put(new FileRef(fs, entry.getKey()), dfv);
}
return sizes;
}
public static void deleteTable(
String tableId, boolean insertDeletes, Credentials credentials, ZooLock lock)
throws AccumuloException, IOException {
Scanner ms =
new ScannerImpl(
HdfsZooInstance.getInstance(), credentials, MetadataTable.ID, Authorizations.EMPTY);
Text tableIdText = new Text(tableId);
BatchWriter bw =
new BatchWriterImpl(
HdfsZooInstance.getInstance(),
credentials,
MetadataTable.ID,
new BatchWriterConfig()
.setMaxMemory(1000000)
.setMaxLatency(120000l, TimeUnit.MILLISECONDS)
.setMaxWriteThreads(2));
// scan metadata for our table and delete everything we find
Mutation m = null;
ms.setRange(new KeyExtent(tableIdText, null, null).toMetadataRange());
// insert deletes before deleting data from metadata... this makes the code fault tolerant
if (insertDeletes) {
ms.fetchColumnFamily(DataFileColumnFamily.NAME);
TabletsSection.ServerColumnFamily.DIRECTORY_COLUMN.fetch(ms);
for (Entry<Key, Value> cell : ms) {
Key key = cell.getKey();
if (key.getColumnFamily().equals(DataFileColumnFamily.NAME)) {
FileRef ref = new FileRef(VolumeManagerImpl.get(), key);
bw.addMutation(createDeleteMutation(tableId, ref.meta().toString()));
}
if (TabletsSection.ServerColumnFamily.DIRECTORY_COLUMN.hasColumns(key)) {
bw.addMutation(createDeleteMutation(tableId, cell.getValue().toString()));
}
}
bw.flush();
ms.clearColumns();
}
for (Entry<Key, Value> cell : ms) {
Key key = cell.getKey();
if (m == null) {
m = new Mutation(key.getRow());
if (lock != null) putLockID(lock, m);
}
if (key.getRow().compareTo(m.getRow(), 0, m.getRow().length) != 0) {
bw.addMutation(m);
m = new Mutation(key.getRow());
if (lock != null) putLockID(lock, m);
}
m.putDelete(key.getColumnFamily(), key.getColumnQualifier());
}
if (m != null) bw.addMutation(m);
bw.close();
}
