http://git-wip-us.apache.org/repos/asf/hbase/blob/ef7355e1/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html index 7b73bcb..2eb4156 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html @@ -529,487 +529,486 @@ <span class="sourceLineNo">521</span> }<a name="line.521"></a> <span class="sourceLineNo">522</span><a name="line.522"></a> <span class="sourceLineNo">523</span> /**<a name="line.523"></a> -<span class="sourceLineNo">524</span> * @return A Multimap<startkey, LoadQueueItem> that groups LQI by likely<a name="line.524"></a> -<span class="sourceLineNo">525</span> * bulk load region targets.<a name="line.525"></a> -<span class="sourceLineNo">526</span> */<a name="line.526"></a> -<span class="sourceLineNo">527</span> private Multimap<ByteBuffer, LoadQueueItem> groupOrSplitPhase(final Table table,<a name="line.527"></a> -<span class="sourceLineNo">528</span> ExecutorService pool, Deque<LoadQueueItem> queue,<a name="line.528"></a> -<span class="sourceLineNo">529</span> final Pair<byte[][], byte[][]> startEndKeys) throws IOException {<a name="line.529"></a> -<span class="sourceLineNo">530</span> // <region start key, LQI> need synchronized only within this scope of this<a name="line.530"></a> -<span class="sourceLineNo">531</span> // phase because of the puts that happen in futures.<a name="line.531"></a> -<span class="sourceLineNo">532</span> Multimap<ByteBuffer, LoadQueueItem> rgs = HashMultimap.create();<a name="line.532"></a> -<span class="sourceLineNo">533</span> final Multimap<ByteBuffer, LoadQueueItem> regionGroups = Multimaps.synchronizedMultimap(rgs);<a name="line.533"></a> -<span class="sourceLineNo">534</span><a name="line.534"></a> -<span class="sourceLineNo">535</span> // drain LQIs and figure out bulk load groups<a name="line.535"></a> -<span class="sourceLineNo">536</span> Set<Future<List<LoadQueueItem>>> splittingFutures = new HashSet<Future<List<LoadQueueItem>>>();<a name="line.536"></a> -<span class="sourceLineNo">537</span> while (!queue.isEmpty()) {<a name="line.537"></a> -<span class="sourceLineNo">538</span> final LoadQueueItem item = queue.remove();<a name="line.538"></a> -<span class="sourceLineNo">539</span><a name="line.539"></a> -<span class="sourceLineNo">540</span> final Callable<List<LoadQueueItem>> call = new Callable<List<LoadQueueItem>>() {<a name="line.540"></a> -<span class="sourceLineNo">541</span> @Override<a name="line.541"></a> -<span class="sourceLineNo">542</span> public List<LoadQueueItem> call() throws Exception {<a name="line.542"></a> -<span class="sourceLineNo">543</span> List<LoadQueueItem> splits = groupOrSplit(regionGroups, item, table, startEndKeys);<a name="line.543"></a> -<span class="sourceLineNo">544</span> return splits;<a name="line.544"></a> -<span class="sourceLineNo">545</span> }<a name="line.545"></a> -<span class="sourceLineNo">546</span> };<a name="line.546"></a> -<span class="sourceLineNo">547</span> splittingFutures.add(pool.submit(call));<a name="line.547"></a> -<span class="sourceLineNo">548</span> }<a name="line.548"></a> -<span class="sourceLineNo">549</span> // get all the results. All grouping and splitting must finish before<a name="line.549"></a> -<span class="sourceLineNo">550</span> // we can attempt the atomic loads.<a name="line.550"></a> -<span class="sourceLineNo">551</span> for (Future<List<LoadQueueItem>> lqis : splittingFutures) {<a name="line.551"></a> -<span class="sourceLineNo">552</span> try {<a name="line.552"></a> -<span class="sourceLineNo">553</span> List<LoadQueueItem> splits = lqis.get();<a name="line.553"></a> -<span class="sourceLineNo">554</span> if (splits != null) {<a name="line.554"></a> -<span class="sourceLineNo">555</span> queue.addAll(splits);<a name="line.555"></a> -<span class="sourceLineNo">556</span> }<a name="line.556"></a> -<span class="sourceLineNo">557</span> } catch (ExecutionException e1) {<a name="line.557"></a> -<span class="sourceLineNo">558</span> Throwable t = e1.getCause();<a name="line.558"></a> -<span class="sourceLineNo">559</span> if (t instanceof IOException) {<a name="line.559"></a> -<span class="sourceLineNo">560</span> LOG.error("IOException during splitting", e1);<a name="line.560"></a> -<span class="sourceLineNo">561</span> throw (IOException)t; // would have been thrown if not parallelized,<a name="line.561"></a> -<span class="sourceLineNo">562</span> }<a name="line.562"></a> -<span class="sourceLineNo">563</span> LOG.error("Unexpected execution exception during splitting", e1);<a name="line.563"></a> -<span class="sourceLineNo">564</span> throw new IllegalStateException(t);<a name="line.564"></a> -<span class="sourceLineNo">565</span> } catch (InterruptedException e1) {<a name="line.565"></a> -<span class="sourceLineNo">566</span> LOG.error("Unexpected interrupted exception during splitting", e1);<a name="line.566"></a> -<span class="sourceLineNo">567</span> throw (InterruptedIOException)new InterruptedIOException().initCause(e1);<a name="line.567"></a> -<span class="sourceLineNo">568</span> }<a name="line.568"></a> -<span class="sourceLineNo">569</span> }<a name="line.569"></a> -<span class="sourceLineNo">570</span> return regionGroups;<a name="line.570"></a> -<span class="sourceLineNo">571</span> }<a name="line.571"></a> -<span class="sourceLineNo">572</span><a name="line.572"></a> -<span class="sourceLineNo">573</span> // unique file name for the table<a name="line.573"></a> -<span class="sourceLineNo">574</span> private String getUniqueName() {<a name="line.574"></a> -<span class="sourceLineNo">575</span> return UUID.randomUUID().toString().replaceAll("-", "");<a name="line.575"></a> -<span class="sourceLineNo">576</span> }<a name="line.576"></a> -<span class="sourceLineNo">577</span><a name="line.577"></a> -<span class="sourceLineNo">578</span> protected List<LoadQueueItem> splitStoreFile(final LoadQueueItem item,<a name="line.578"></a> -<span class="sourceLineNo">579</span> final Table table, byte[] startKey,<a name="line.579"></a> -<span class="sourceLineNo">580</span> byte[] splitKey) throws IOException {<a name="line.580"></a> -<span class="sourceLineNo">581</span> final Path hfilePath = item.hfilePath;<a name="line.581"></a> -<span class="sourceLineNo">582</span><a name="line.582"></a> -<span class="sourceLineNo">583</span> // We use a '_' prefix which is ignored when walking directory trees<a name="line.583"></a> -<span class="sourceLineNo">584</span> // above.<a name="line.584"></a> -<span class="sourceLineNo">585</span> final String TMP_DIR = "_tmp";<a name="line.585"></a> -<span class="sourceLineNo">586</span> Path tmpDir = item.hfilePath.getParent();<a name="line.586"></a> -<span class="sourceLineNo">587</span> if (!tmpDir.getName().equals(TMP_DIR)) {<a name="line.587"></a> -<span class="sourceLineNo">588</span> tmpDir = new Path(tmpDir, TMP_DIR);<a name="line.588"></a> -<span class="sourceLineNo">589</span> }<a name="line.589"></a> -<span class="sourceLineNo">590</span><a name="line.590"></a> -<span class="sourceLineNo">591</span> LOG.info("HFile at " + hfilePath + " no longer fits inside a single " +<a name="line.591"></a> -<span class="sourceLineNo">592</span> "region. Splitting...");<a name="line.592"></a> -<span class="sourceLineNo">593</span><a name="line.593"></a> -<span class="sourceLineNo">594</span> String uniqueName = getUniqueName();<a name="line.594"></a> -<span class="sourceLineNo">595</span> HColumnDescriptor familyDesc = table.getTableDescriptor().getFamily(item.family);<a name="line.595"></a> -<span class="sourceLineNo">596</span> Path botOut = new Path(tmpDir, uniqueName + ".bottom");<a name="line.596"></a> -<span class="sourceLineNo">597</span> Path topOut = new Path(tmpDir, uniqueName + ".top");<a name="line.597"></a> -<span class="sourceLineNo">598</span> splitStoreFile(getConf(), hfilePath, familyDesc, splitKey,<a name="line.598"></a> -<span class="sourceLineNo">599</span> botOut, topOut);<a name="line.599"></a> -<span class="sourceLineNo">600</span><a name="line.600"></a> -<span class="sourceLineNo">601</span> FileSystem fs = tmpDir.getFileSystem(getConf());<a name="line.601"></a> -<span class="sourceLineNo">602</span> fs.setPermission(tmpDir, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.602"></a> -<span class="sourceLineNo">603</span> fs.setPermission(botOut, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.603"></a> -<span class="sourceLineNo">604</span> fs.setPermission(topOut, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.604"></a> -<span class="sourceLineNo">605</span><a name="line.605"></a> -<span class="sourceLineNo">606</span> // Add these back at the *front* of the queue, so there's a lower<a name="line.606"></a> -<span class="sourceLineNo">607</span> // chance that the region will just split again before we get there.<a name="line.607"></a> -<span class="sourceLineNo">608</span> List<LoadQueueItem> lqis = new ArrayList<LoadQueueItem>(2);<a name="line.608"></a> -<span class="sourceLineNo">609</span> lqis.add(new LoadQueueItem(item.family, botOut));<a name="line.609"></a> -<span class="sourceLineNo">610</span> lqis.add(new LoadQueueItem(item.family, topOut));<a name="line.610"></a> -<span class="sourceLineNo">611</span><a name="line.611"></a> -<span class="sourceLineNo">612</span> LOG.info("Successfully split into new HFiles " + botOut + " and " + topOut);<a name="line.612"></a> -<span class="sourceLineNo">613</span> return lqis;<a name="line.613"></a> -<span class="sourceLineNo">614</span> }<a name="line.614"></a> -<span class="sourceLineNo">615</span><a name="line.615"></a> -<span class="sourceLineNo">616</span> /**<a name="line.616"></a> -<span class="sourceLineNo">617</span> * Attempt to assign the given load queue item into its target region group.<a name="line.617"></a> -<span class="sourceLineNo">618</span> * If the hfile boundary no longer fits into a region, physically splits<a name="line.618"></a> -<span class="sourceLineNo">619</span> * the hfile such that the new bottom half will fit and returns the list of<a name="line.619"></a> -<span class="sourceLineNo">620</span> * LQI's corresponding to the resultant hfiles.<a name="line.620"></a> -<span class="sourceLineNo">621</span> *<a name="line.621"></a> -<span class="sourceLineNo">622</span> * protected for testing<a name="line.622"></a> -<span class="sourceLineNo">623</span> * @throws IOException<a name="line.623"></a> -<span class="sourceLineNo">624</span> */<a name="line.624"></a> -<span class="sourceLineNo">625</span> protected List<LoadQueueItem> groupOrSplit(Multimap<ByteBuffer, LoadQueueItem> regionGroups,<a name="line.625"></a> -<span class="sourceLineNo">626</span> final LoadQueueItem item, final Table table,<a name="line.626"></a> -<span class="sourceLineNo">627</span> final Pair<byte[][], byte[][]> startEndKeys)<a name="line.627"></a> -<span class="sourceLineNo">628</span> throws IOException {<a name="line.628"></a> -<span class="sourceLineNo">629</span> final Path hfilePath = item.hfilePath;<a name="line.629"></a> -<span class="sourceLineNo">630</span> HFile.Reader hfr = HFile.createReader(fs, hfilePath,<a name="line.630"></a> -<span class="sourceLineNo">631</span> new CacheConfig(getConf()), getConf());<a name="line.631"></a> -<span class="sourceLineNo">632</span> final byte[] first, last;<a name="line.632"></a> -<span class="sourceLineNo">633</span> try {<a name="line.633"></a> -<span class="sourceLineNo">634</span> hfr.loadFileInfo();<a name="line.634"></a> -<span class="sourceLineNo">635</span> first = hfr.getFirstRowKey();<a name="line.635"></a> -<span class="sourceLineNo">636</span> last = hfr.getLastRowKey();<a name="line.636"></a> -<span class="sourceLineNo">637</span> } finally {<a name="line.637"></a> -<span class="sourceLineNo">638</span> hfr.close();<a name="line.638"></a> -<span class="sourceLineNo">639</span> }<a name="line.639"></a> -<span class="sourceLineNo">640</span><a name="line.640"></a> -<span class="sourceLineNo">641</span> LOG.info("Trying to load hfile=" + hfilePath +<a name="line.641"></a> -<span class="sourceLineNo">642</span> " first=" + Bytes.toStringBinary(first) +<a name="line.642"></a> -<span class="sourceLineNo">643</span> " last=" + Bytes.toStringBinary(last));<a name="line.643"></a> -<span class="sourceLineNo">644</span> if (first == null || last == null) {<a name="line.644"></a> -<span class="sourceLineNo">645</span> assert first == null && last == null;<a name="line.645"></a> -<span class="sourceLineNo">646</span> // TODO what if this is due to a bad HFile?<a name="line.646"></a> -<span class="sourceLineNo">647</span> LOG.info("hfile " + hfilePath + " has no entries, skipping");<a name="line.647"></a> -<span class="sourceLineNo">648</span> return null;<a name="line.648"></a> -<span class="sourceLineNo">649</span> }<a name="line.649"></a> -<span class="sourceLineNo">650</span> if (Bytes.compareTo(first, last) > 0) {<a name="line.650"></a> -<span class="sourceLineNo">651</span> throw new IllegalArgumentException(<a name="line.651"></a> -<span class="sourceLineNo">652</span> "Invalid range: " + Bytes.toStringBinary(first) +<a name="line.652"></a> -<span class="sourceLineNo">653</span> " > " + Bytes.toStringBinary(last));<a name="line.653"></a> -<span class="sourceLineNo">654</span> }<a name="line.654"></a> -<span class="sourceLineNo">655</span> int idx = Arrays.binarySearch(startEndKeys.getFirst(), first,<a name="line.655"></a> -<span class="sourceLineNo">656</span> Bytes.BYTES_COMPARATOR);<a name="line.656"></a> -<span class="sourceLineNo">657</span> if (idx < 0) {<a name="line.657"></a> -<span class="sourceLineNo">658</span> // not on boundary, returns -(insertion index). Calculate region it<a name="line.658"></a> -<span class="sourceLineNo">659</span> // would be in.<a name="line.659"></a> -<span class="sourceLineNo">660</span> idx = -(idx + 1) - 1;<a name="line.660"></a> -<span class="sourceLineNo">661</span> }<a name="line.661"></a> -<span class="sourceLineNo">662</span> final int indexForCallable = idx;<a name="line.662"></a> -<span class="sourceLineNo">663</span><a name="line.663"></a> -<span class="sourceLineNo">664</span> /**<a name="line.664"></a> -<span class="sourceLineNo">665</span> * we can consider there is a region hole in following conditions. 1) if idx < 0,then first<a name="line.665"></a> -<span class="sourceLineNo">666</span> * region info is lost. 2) if the endkey of a region is not equal to the startkey of the next<a name="line.666"></a> -<span class="sourceLineNo">667</span> * region. 3) if the endkey of the last region is not empty.<a name="line.667"></a> -<span class="sourceLineNo">668</span> */<a name="line.668"></a> -<span class="sourceLineNo">669</span> if (indexForCallable < 0) {<a name="line.669"></a> -<span class="sourceLineNo">670</span> throw new IOException("The first region info for table "<a name="line.670"></a> -<span class="sourceLineNo">671</span> + table.getName()<a name="line.671"></a> -<span class="sourceLineNo">672</span> + " cann't be found in hbase:meta.Please use hbck tool to fix it first.");<a name="line.672"></a> -<span class="sourceLineNo">673</span> } else if ((indexForCallable == startEndKeys.getFirst().length - 1)<a name="line.673"></a> -<span class="sourceLineNo">674</span> && !Bytes.equals(startEndKeys.getSecond()[indexForCallable], HConstants.EMPTY_BYTE_ARRAY)) {<a name="line.674"></a> -<span class="sourceLineNo">675</span> throw new IOException("The last region info for table "<a name="line.675"></a> -<span class="sourceLineNo">676</span> + table.getName()<a name="line.676"></a> -<span class="sourceLineNo">677</span> + " cann't be found in hbase:meta.Please use hbck tool to fix it first.");<a name="line.677"></a> -<span class="sourceLineNo">678</span> } else if (indexForCallable + 1 < startEndKeys.getFirst().length<a name="line.678"></a> -<span class="sourceLineNo">679</span> && !(Bytes.compareTo(startEndKeys.getSecond()[indexForCallable],<a name="line.679"></a> -<span class="sourceLineNo">680</span> startEndKeys.getFirst()[indexForCallable + 1]) == 0)) {<a name="line.680"></a> -<span class="sourceLineNo">681</span> throw new IOException("The endkey of one region for table "<a name="line.681"></a> -<span class="sourceLineNo">682</span> + table.getName()<a name="line.682"></a> -<span class="sourceLineNo">683</span> + " is not equal to the startkey of the next region in hbase:meta."<a name="line.683"></a> -<span class="sourceLineNo">684</span> + "Please use hbck tool to fix it first.");<a name="line.684"></a> -<span class="sourceLineNo">685</span> }<a name="line.685"></a> -<span class="sourceLineNo">686</span><a name="line.686"></a> -<span class="sourceLineNo">687</span> boolean lastKeyInRange =<a name="line.687"></a> -<span class="sourceLineNo">688</span> Bytes.compareTo(last, startEndKeys.getSecond()[idx]) < 0 ||<a name="line.688"></a> -<span class="sourceLineNo">689</span> Bytes.equals(startEndKeys.getSecond()[idx], HConstants.EMPTY_BYTE_ARRAY);<a name="line.689"></a> -<span class="sourceLineNo">690</span> if (!lastKeyInRange) {<a name="line.690"></a> -<span class="sourceLineNo">691</span> List<LoadQueueItem> lqis = splitStoreFile(item, table,<a name="line.691"></a> -<span class="sourceLineNo">692</span> startEndKeys.getFirst()[indexForCallable],<a name="line.692"></a> -<span class="sourceLineNo">693</span> startEndKeys.getSecond()[indexForCallable]);<a name="line.693"></a> -<span class="sourceLineNo">694</span> return lqis;<a name="line.694"></a> -<span class="sourceLineNo">695</span> }<a name="line.695"></a> -<span class="sourceLineNo">696</span><a name="line.696"></a> -<span class="sourceLineNo">697</span> // group regions.<a name="line.697"></a> -<span class="sourceLineNo">698</span> regionGroups.put(ByteBuffer.wrap(startEndKeys.getFirst()[idx]), item);<a name="line.698"></a> -<span class="sourceLineNo">699</span> return null;<a name="line.699"></a> -<span class="sourceLineNo">700</span> }<a name="line.700"></a> -<span class="sourceLineNo">701</span><a name="line.701"></a> -<span class="sourceLineNo">702</span> /**<a name="line.702"></a> -<span class="sourceLineNo">703</span> * Attempts to do an atomic load of many hfiles into a region. 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If it is successful<a name="line.704"></a> -<span class="sourceLineNo">705</span> * it will return an empty list.<a name="line.705"></a> -<span class="sourceLineNo">706</span> *<a name="line.706"></a> -<span class="sourceLineNo">707</span> * NOTE: To maintain row atomicity guarantees, region server callable should<a name="line.707"></a> -<span class="sourceLineNo">708</span> * succeed atomically and fails atomically.<a name="line.708"></a> -<span class="sourceLineNo">709</span> *<a name="line.709"></a> -<span class="sourceLineNo">710</span> * Protected for testing.<a name="line.710"></a> -<span class="sourceLineNo">711</span> *<a name="line.711"></a> -<span class="sourceLineNo">712</span> * @return empty list if success, list of items to retry on recoverable<a name="line.712"></a> -<span class="sourceLineNo">713</span> * failure<a name="line.713"></a> -<span class="sourceLineNo">714</span> */<a name="line.714"></a> -<span class="sourceLineNo">715</span> protected List<LoadQueueItem> tryAtomicRegionLoad(final Connection conn,<a name="line.715"></a> -<span class="sourceLineNo">716</span> final TableName tableName, final byte[] first, Collection<LoadQueueItem> lqis)<a name="line.716"></a> -<span class="sourceLineNo">717</span> throws IOException {<a name="line.717"></a> -<span class="sourceLineNo">718</span> final List<Pair<byte[], String>> famPaths =<a name="line.718"></a> -<span class="sourceLineNo">719</span> new ArrayList<Pair<byte[], String>>(lqis.size());<a name="line.719"></a> -<span class="sourceLineNo">720</span> for (LoadQueueItem lqi : lqis) {<a name="line.720"></a> -<span class="sourceLineNo">721</span> famPaths.add(Pair.newPair(lqi.family, lqi.hfilePath.toString()));<a name="line.721"></a> -<span class="sourceLineNo">722</span> }<a name="line.722"></a> -<span class="sourceLineNo">723</span><a name="line.723"></a> -<span class="sourceLineNo">724</span> final RegionServerCallable<Boolean> svrCallable =<a name="line.724"></a> -<span class="sourceLineNo">725</span> new RegionServerCallable<Boolean>(conn, tableName, first) {<a name="line.725"></a> -<span class="sourceLineNo">726</span> @Override<a name="line.726"></a> -<span class="sourceLineNo">727</span> public Boolean call(int callTimeout) throws Exception {<a name="line.727"></a> -<span class="sourceLineNo">728</span> SecureBulkLoadClient secureClient = null;<a name="line.728"></a> -<span class="sourceLineNo">729</span> boolean success = false;<a name="line.729"></a> -<span class="sourceLineNo">730</span><a name="line.730"></a> -<span class="sourceLineNo">731</span> try {<a name="line.731"></a> -<span class="sourceLineNo">732</span> LOG.debug("Going to connect to server " + getLocation() + " for row "<a name="line.732"></a> -<span class="sourceLineNo">733</span> + Bytes.toStringBinary(getRow()) + " with hfile group " + famPaths);<a name="line.733"></a> -<span class="sourceLineNo">734</span> byte[] regionName = getLocation().getRegionInfo().getRegionName();<a 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class="sourceLineNo">763</span> hfileStagingPath);<a name="line.763"></a> -<span class="sourceLineNo">764</span> } else if(targetFs.exists(hfileStagingPath)){<a name="line.764"></a> -<span class="sourceLineNo">765</span> LOG.debug("Unable to move back file " + hfileOrigPath + " from " +<a name="line.765"></a> -<span class="sourceLineNo">766</span> hfileStagingPath);<a name="line.766"></a> -<span class="sourceLineNo">767</span> }<a name="line.767"></a> -<span class="sourceLineNo">768</span> } catch(Exception ex) {<a name="line.768"></a> -<span class="sourceLineNo">769</span> LOG.debug("Unable to move back file " + hfileOrigPath + " from " +<a name="line.769"></a> -<span class="sourceLineNo">770</span> hfileStagingPath, ex);<a name="line.770"></a> -<span class="sourceLineNo">771</span> }<a name="line.771"></a> -<span class="sourceLineNo">772</span> }<a name="line.772"></a> -<span class="sourceLineNo">773</span> }<a name="line.773"></a> -<span class="sourceLineNo">774</span> }<a name="line.774"></a> -<span class="sourceLineNo">775</span> }<a name="line.775"></a> -<span class="sourceLineNo">776</span> }<a name="line.776"></a> -<span class="sourceLineNo">777</span> };<a name="line.777"></a> -<span class="sourceLineNo">778</span><a name="line.778"></a> -<span class="sourceLineNo">779</span> try {<a name="line.779"></a> -<span class="sourceLineNo">780</span> List<LoadQueueItem> toRetry = new ArrayList<LoadQueueItem>();<a name="line.780"></a> -<span class="sourceLineNo">781</span> Configuration conf = getConf();<a name="line.781"></a> -<span class="sourceLineNo">782</span> boolean success = RpcRetryingCallerFactory.instantiate(conf,<a name="line.782"></a> -<span class="sourceLineNo">783</span> null).<Boolean> newCaller()<a name="line.783"></a> -<span class="sourceLineNo">784</span> .callWithRetries(svrCallable, Integer.MAX_VALUE);<a name="line.784"></a> -<span class="sourceLineNo">785</span> if (!success) {<a name="line.785"></a> -<span 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name="line.800"></a> -<span class="sourceLineNo">801</span> private boolean isSecureBulkLoadEndpointAvailable() {<a name="line.801"></a> -<span class="sourceLineNo">802</span> String classes = getConf().get(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY, "");<a name="line.802"></a> -<span class="sourceLineNo">803</span> return classes.contains("org.apache.hadoop.hbase.security.access.SecureBulkLoadEndpoint");<a name="line.803"></a> -<span class="sourceLineNo">804</span> }<a name="line.804"></a> -<span class="sourceLineNo">805</span><a name="line.805"></a> -<span class="sourceLineNo">806</span> /**<a name="line.806"></a> -<span class="sourceLineNo">807</span> * Split a storefile into a top and bottom half, maintaining<a name="line.807"></a> -<span class="sourceLineNo">808</span> * the metadata, recreating bloom filters, etc.<a name="line.808"></a> -<span class="sourceLineNo">809</span> */<a name="line.809"></a> -<span class="sourceLineNo">810</span> static void splitStoreFile(<a 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copyHFileHalf(conf, inFile, bottomOut, bottomReference, familyDesc);<a name="line.820"></a> -<span class="sourceLineNo">821</span> }<a name="line.821"></a> -<span class="sourceLineNo">822</span><a name="line.822"></a> -<span class="sourceLineNo">823</span> /**<a name="line.823"></a> -<span class="sourceLineNo">824</span> * Copy half of an HFile into a new HFile.<a name="line.824"></a> -<span class="sourceLineNo">825</span> */<a name="line.825"></a> -<span class="sourceLineNo">826</span> private static void copyHFileHalf(<a name="line.826"></a> -<span class="sourceLineNo">827</span> Configuration conf, Path inFile, Path outFile, Reference reference,<a name="line.827"></a> -<span class="sourceLineNo">828</span> HColumnDescriptor familyDescriptor)<a name="line.828"></a> -<span class="sourceLineNo">829</span> throws IOException {<a name="line.829"></a> -<span class="sourceLineNo">830</span> FileSystem fs = inFile.getFileSystem(conf);<a name="line.830"></a> -<span class="sourceLineNo">831</span> CacheConfig cacheConf = new CacheConfig(conf);<a name="line.831"></a> -<span class="sourceLineNo">832</span> HalfStoreFileReader halfReader = null;<a name="line.832"></a> -<span class="sourceLineNo">833</span> StoreFile.Writer halfWriter = null;<a name="line.833"></a> -<span class="sourceLineNo">834</span> try {<a name="line.834"></a> -<span class="sourceLineNo">835</span> halfReader = new HalfStoreFileReader(fs, inFile, cacheConf, reference, conf);<a name="line.835"></a> -<span class="sourceLineNo">836</span> Map<byte[], byte[]> fileInfo = halfReader.loadFileInfo();<a name="line.836"></a> -<span class="sourceLineNo">837</span><a name="line.837"></a> -<span class="sourceLineNo">838</span> int blocksize = familyDescriptor.getBlocksize();<a name="line.838"></a> -<span class="sourceLineNo">839</span> Algorithm compression = familyDescriptor.getCompressionType();<a name="line.839"></a> -<span class="sourceLineNo">840</span> BloomType bloomFilterType = familyDescriptor.getBloomFilterType();<a name="line.840"></a> -<span class="sourceLineNo">841</span> HFileContext hFileContext = new HFileContextBuilder()<a name="line.841"></a> -<span class="sourceLineNo">842</span> .withCompression(compression)<a name="line.842"></a> -<span class="sourceLineNo">843</span> .withChecksumType(HStore.getChecksumType(conf))<a name="line.843"></a> -<span class="sourceLineNo">844</span> .withBytesPerCheckSum(HStore.getBytesPerChecksum(conf))<a name="line.844"></a> -<span class="sourceLineNo">845</span> .withBlockSize(blocksize)<a name="line.845"></a> -<span class="sourceLineNo">846</span> .withDataBlockEncoding(familyDescriptor.getDataBlockEncoding())<a name="line.846"></a> -<span class="sourceLineNo">847</span> .build();<a name="line.847"></a> -<span class="sourceLineNo">848</span> halfWriter = new StoreFile.WriterBuilder(conf, cacheConf,<a name="line.848"></a> -<span class="sourceLineNo">849</span> fs)<a name="line.849"></a> -<span class="sourceLineNo">850</span> .withFilePath(outFile)<a name="line.850"></a> -<span class="sourceLineNo">851</span> .withBloomType(bloomFilterType)<a name="line.851"></a> -<span class="sourceLineNo">852</span> .withFileContext(hFileContext)<a name="line.852"></a> -<span class="sourceLineNo">853</span> .build();<a name="line.853"></a> -<span class="sourceLineNo">854</span> HFileScanner scanner = halfReader.getScanner(false, false, false);<a name="line.854"></a> -<span class="sourceLineNo">855</span> scanner.seekTo();<a name="line.855"></a> -<span class="sourceLineNo">856</span> do {<a name="line.856"></a> -<span class="sourceLineNo">857</span> halfWriter.append(scanner.getCell());<a name="line.857"></a> -<span class="sourceLineNo">858</span> } while (scanner.next());<a name="line.858"></a> -<span class="sourceLineNo">859</span><a name="line.859"></a> -<span class="sourceLineNo">860</span> for (Map.Entry<byte[],byte[]> entry : fileInfo.entrySet()) {<a name="line.860"></a> -<span class="sourceLineNo">861</span> if (shouldCopyHFileMetaKey(entry.getKey())) {<a name="line.861"></a> -<span class="sourceLineNo">862</span> halfWriter.appendFileInfo(entry.getKey(), entry.getValue());<a name="line.862"></a> -<span class="sourceLineNo">863</span> }<a name="line.863"></a> -<span class="sourceLineNo">864</span> }<a name="line.864"></a> -<span class="sourceLineNo">865</span> } finally {<a name="line.865"></a> -<span class="sourceLineNo">866</span> if (halfWriter != null) halfWriter.close();<a name="line.866"></a> -<span class="sourceLineNo">867</span> if (halfReader != null) halfReader.close(cacheConf.shouldEvictOnClose());<a name="line.867"></a> -<span class="sourceLineNo">868</span> }<a name="line.868"></a> -<span class="sourceLineNo">869</span> }<a name="line.869"></a> -<span class="sourceLineNo">870</span><a name="line.870"></a> -<span class="sourceLineNo">871</span> private static boolean shouldCopyHFileMetaKey(byte[] key) {<a name="line.871"></a> -<span class="sourceLineNo">872</span> return !HFile.isReservedFileInfoKey(key);<a name="line.872"></a> -<span class="sourceLineNo">873</span> }<a name="line.873"></a> -<span class="sourceLineNo">874</span><a name="line.874"></a> -<span class="sourceLineNo">875</span> /*<a name="line.875"></a> -<span class="sourceLineNo">876</span> * Infers region boundaries for a new table.<a name="line.876"></a> -<span class="sourceLineNo">877</span> * Parameter:<a name="line.877"></a> -<span class="sourceLineNo">878</span> * bdryMap is a map between keys to an integer belonging to {+1, -1}<a name="line.878"></a> -<span class="sourceLineNo">879</span> * If a key is a start key of a file, then it maps to +1<a name="line.879"></a> -<span class="sourceLineNo">880</span> * If a key is an end key of a file, then it maps to -1<a name="line.880"></a> -<span class="sourceLineNo">881</span> * Algo:<a name="line.881"></a> -<span class="sourceLineNo">882</span> * 1) Poll on the keys in order:<a name="line.882"></a> 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firstBoundary = true;<a name="line.892"></a> -<span class="sourceLineNo">893</span><a name="line.893"></a> -<span class="sourceLineNo">894</span> for (Map.Entry<byte[], Integer> item: bdryMap.entrySet()) {<a name="line.894"></a> -<span class="sourceLineNo">895</span> if (runningValue == 0) currStartKey = item.getKey();<a name="line.895"></a> -<span class="sourceLineNo">896</span> runningValue += item.getValue();<a name="line.896"></a> -<span class="sourceLineNo">897</span> if (runningValue == 0) {<a name="line.897"></a> -<span class="sourceLineNo">898</span> if (!firstBoundary) keysArray.add(currStartKey);<a name="line.898"></a> -<span class="sourceLineNo">899</span> firstBoundary = false;<a name="line.899"></a> -<span class="sourceLineNo">900</span> }<a name="line.900"></a> -<span class="sourceLineNo">901</span> }<a name="line.901"></a> -<span class="sourceLineNo">902</span><a name="line.902"></a> -<span class="sourceLineNo">903</span> return keysArray.toArray(new byte[0][0]);<a name="line.903"></a> -<span class="sourceLineNo">904</span> }<a name="line.904"></a> -<span class="sourceLineNo">905</span><a name="line.905"></a> -<span class="sourceLineNo">906</span> /*<a name="line.906"></a> -<span class="sourceLineNo">907</span> * If the table is created for the first time, then "completebulkload" reads the files twice.<a name="line.907"></a> -<span class="sourceLineNo">908</span> * More modifications necessary if we want to avoid doing it.<a name="line.908"></a> -<span class="sourceLineNo">909</span> */<a name="line.909"></a> -<span class="sourceLineNo">910</span> private void createTable(TableName tableName, String dirPath, Admin admin) throws Exception {<a name="line.910"></a> -<span class="sourceLineNo">911</span> final Path hfofDir = new Path(dirPath);<a name="line.911"></a> -<span class="sourceLineNo">912</span> final FileSystem fs = hfofDir.getFileSystem(getConf());<a name="line.912"></a> -<span class="sourceLineNo">913</span><a name="line.913"></a> -<span 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hcd.setCompressionType(reader.getFileContext().getCompression());<a name="line.933"></a> -<span class="sourceLineNo">934</span> LOG.info("Setting compression " + hcd.getCompressionType().name() +<a name="line.934"></a> -<span class="sourceLineNo">935</span> " for family " + hcd.toString());<a name="line.935"></a> -<span class="sourceLineNo">936</span> }<a name="line.936"></a> -<span class="sourceLineNo">937</span> reader.loadFileInfo();<a name="line.937"></a> -<span class="sourceLineNo">938</span> byte[] first = reader.getFirstRowKey();<a name="line.938"></a> -<span class="sourceLineNo">939</span> byte[] last = reader.getLastRowKey();<a name="line.939"></a> -<span class="sourceLineNo">940</span><a name="line.940"></a> -<span class="sourceLineNo">941</span> LOG.info("Trying to figure out region boundaries hfile=" + hfile +<a name="line.941"></a> -<span class="sourceLineNo">942</span> " first=" + Bytes.toStringBinary(first) +<a name="line.942"></a> -<span class="sourceLineNo">943</span> " last=" + Bytes.toStringBinary(last));<a name="line.943"></a> -<span class="sourceLineNo">944</span><a name="line.944"></a> -<span class="sourceLineNo">945</span> // To eventually infer start key-end key boundaries<a name="line.945"></a> -<span class="sourceLineNo">946</span> Integer value = map.containsKey(first)? map.get(first):0;<a name="line.946"></a> -<span class="sourceLineNo">947</span> map.put(first, value+1);<a name="line.947"></a> -<span class="sourceLineNo">948</span><a name="line.948"></a> -<span class="sourceLineNo">949</span> value = map.containsKey(last)? map.get(last):0;<a name="line.949"></a> -<span class="sourceLineNo">950</span> map.put(last, value-1);<a name="line.950"></a> -<span class="sourceLineNo">951</span> } finally {<a name="line.951"></a> -<span class="sourceLineNo">952</span> reader.close();<a name="line.952"></a> -<span class="sourceLineNo">953</span> }<a name="line.953"></a> -<span class="sourceLineNo">954</span> }<a name="line.954"></a> -<span 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int ret = ToolRunner.run(conf, new LoadIncrementalHFiles(), args);<a name="line.1000"></a> -<span class="sourceLineNo">1001</span> System.exit(ret);<a name="line.1001"></a> -<span class="sourceLineNo">1002</span> }<a name="line.1002"></a> -<span class="sourceLineNo">1003</span><a name="line.1003"></a> -<span class="sourceLineNo">1004</span>}<a name="line.1004"></a> +<span class="sourceLineNo">524</span> * @return A map that groups LQI by likely bulk load region targets.<a name="line.524"></a> +<span class="sourceLineNo">525</span> */<a name="line.525"></a> +<span class="sourceLineNo">526</span> private Multimap<ByteBuffer, LoadQueueItem> groupOrSplitPhase(final Table table,<a name="line.526"></a> +<span class="sourceLineNo">527</span> ExecutorService pool, Deque<LoadQueueItem> queue,<a name="line.527"></a> +<span class="sourceLineNo">528</span> final Pair<byte[][], byte[][]> startEndKeys) throws IOException {<a name="line.528"></a> +<span class="sourceLineNo">529</span> // <region start key, LQI> need synchronized only within this scope of this<a name="line.529"></a> +<span class="sourceLineNo">530</span> // phase because of the puts that happen in futures.<a name="line.530"></a> +<span class="sourceLineNo">531</span> Multimap<ByteBuffer, LoadQueueItem> rgs = HashMultimap.create();<a name="line.531"></a> +<span class="sourceLineNo">532</span> final Multimap<ByteBuffer, LoadQueueItem> regionGroups = Multimaps.synchronizedMultimap(rgs);<a name="line.532"></a> +<span class="sourceLineNo">533</span><a name="line.533"></a> +<span class="sourceLineNo">534</span> // drain LQIs and figure out bulk load groups<a name="line.534"></a> +<span class="sourceLineNo">535</span> Set<Future<List<LoadQueueItem>>> splittingFutures = new HashSet<Future<List<LoadQueueItem>>>();<a name="line.535"></a> +<span class="sourceLineNo">536</span> while (!queue.isEmpty()) {<a name="line.536"></a> +<span class="sourceLineNo">537</span> final LoadQueueItem item = queue.remove();<a name="line.537"></a> +<span class="sourceLineNo">538</span><a name="line.538"></a> +<span class="sourceLineNo">539</span> final Callable<List<LoadQueueItem>> call = new Callable<List<LoadQueueItem>>() {<a name="line.539"></a> +<span class="sourceLineNo">540</span> @Override<a name="line.540"></a> +<span class="sourceLineNo">541</span> public List<LoadQueueItem> call() throws Exception {<a name="line.541"></a> +<span class="sourceLineNo">542</span> List<LoadQueueItem> splits = groupOrSplit(regionGroups, item, table, startEndKeys);<a name="line.542"></a> +<span class="sourceLineNo">543</span> return splits;<a name="line.543"></a> +<span class="sourceLineNo">544</span> }<a name="line.544"></a> +<span class="sourceLineNo">545</span> };<a name="line.545"></a> +<span class="sourceLineNo">546</span> splittingFutures.add(pool.submit(call));<a name="line.546"></a> +<span class="sourceLineNo">547</span> }<a name="line.547"></a> +<span class="sourceLineNo">548</span> // get all the results. 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Splitting...");<a name="line.591"></a> +<span class="sourceLineNo">592</span><a name="line.592"></a> +<span class="sourceLineNo">593</span> String uniqueName = getUniqueName();<a name="line.593"></a> +<span class="sourceLineNo">594</span> HColumnDescriptor familyDesc = table.getTableDescriptor().getFamily(item.family);<a name="line.594"></a> +<span class="sourceLineNo">595</span> Path botOut = new Path(tmpDir, uniqueName + ".bottom");<a name="line.595"></a> +<span class="sourceLineNo">596</span> Path topOut = new Path(tmpDir, uniqueName + ".top");<a name="line.596"></a> +<span class="sourceLineNo">597</span> splitStoreFile(getConf(), hfilePath, familyDesc, splitKey,<a name="line.597"></a> +<span class="sourceLineNo">598</span> botOut, topOut);<a name="line.598"></a> +<span class="sourceLineNo">599</span><a name="line.599"></a> +<span class="sourceLineNo">600</span> FileSystem fs = tmpDir.getFileSystem(getConf());<a name="line.600"></a> +<span class="sourceLineNo">601</span> fs.setPermission(tmpDir, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.601"></a> +<span class="sourceLineNo">602</span> fs.setPermission(botOut, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.602"></a> +<span class="sourceLineNo">603</span> fs.setPermission(topOut, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.603"></a> +<span class="sourceLineNo">604</span><a name="line.604"></a> +<span class="sourceLineNo">605</span> // Add these back at the *front* of the queue, so there's a lower<a name="line.605"></a> +<span class="sourceLineNo">606</span> // chance that the region will just split again before we get there.<a name="line.606"></a> +<span class="sourceLineNo">607</span> List<LoadQueueItem> lqis = new ArrayList<LoadQueueItem>(2);<a name="line.607"></a> +<span class="sourceLineNo">608</span> lqis.add(new LoadQueueItem(item.family, botOut));<a name="line.608"></a> +<span class="sourceLineNo">609</span> lqis.add(new LoadQueueItem(item.family, topOut));<a name="line.609"></a> +<span class="sourceLineNo">610</span><a name="line.610"></a> +<span class="sourceLineNo">611</span> LOG.info("Successfully split into new HFiles " + botOut + " and " + topOut);<a name="line.611"></a> +<span class="sourceLineNo">612</span> return lqis;<a name="line.612"></a> +<span class="sourceLineNo">613</span> }<a name="line.613"></a> +<span class="sourceLineNo">614</span><a name="line.614"></a> +<span class="sourceLineNo">615</span> /**<a name="line.615"></a> +<span class="sourceLineNo">616</span> * Attempt to assign the given load queue item into its target region group.<a name="line.616"></a> +<span class="sourceLineNo">617</span> * If the hfile boundary no longer fits into a region, physically splits<a name="line.617"></a> +<span class="sourceLineNo">618</span> * the hfile such that the new bottom half will fit and returns the list of<a name="line.618"></a> +<span class="sourceLineNo">619</span> * LQI's corresponding to the resultant hfiles.<a name="line.619"></a> +<span class="sourceLineNo">620</span> *<a name="line.620"></a> +<span class="sourceLineNo">621</span> * protected for testing<a name="line.621"></a> +<span class="sourceLineNo">622</span> * @throws IOException<a name="line.622"></a> +<span class="sourceLineNo">623</span> */<a name="line.623"></a> +<span class="sourceLineNo">624</span> protected List<LoadQueueItem> groupOrSplit(Multimap<ByteBuffer, LoadQueueItem> regionGroups,<a name="line.624"></a> +<span class="sourceLineNo">625</span> final LoadQueueItem item, final Table table,<a name="line.625"></a> +<span class="sourceLineNo">626</span> final Pair<byte[][], byte[][]> startEndKeys)<a name="line.626"></a> +<span class="sourceLineNo">627</span> throws IOException {<a name="line.627"></a> +<span class="sourceLineNo">628</span> final Path hfilePath = item.hfilePath;<a name="line.628"></a> +<span class="sourceLineNo">629</span> HFile.Reader hfr = HFile.createReader(fs, hfilePath,<a name="line.629"></a> +<span class="sourceLineNo">630</span> new CacheConfig(getConf()), getConf());<a name="line.630"></a> +<span class="sourceLineNo">631</span> final byte[] first, last;<a name="line.631"></a> +<span class="sourceLineNo">632</span> try {<a name="line.632"></a> +<span class="sourceLineNo">633</span> hfr.loadFileInfo();<a name="line.633"></a> +<span class="sourceLineNo">634</span> first = hfr.getFirstRowKey();<a name="line.634"></a> +<span class="sourceLineNo">635</span> last = hfr.getLastRowKey();<a name="line.635"></a> +<span class="sourceLineNo">636</span> } finally {<a name="line.636"></a> +<span class="sourceLineNo">637</span> hfr.close();<a name="line.637"></a> +<span class="sourceLineNo">638</span> }<a name="line.638"></a> +<span class="sourceLineNo">639</span><a name="line.639"></a> +<span class="sourceLineNo">640</span> LOG.info("Trying to load hfile=" + hfilePath +<a name="line.640"></a> +<span class="sourceLineNo">641</span> " first=" + Bytes.toStringBinary(first) +<a name="line.641"></a> +<span class="sourceLineNo">642</span> " last=" + Bytes.toStringBinary(last));<a name="line.642"></a> +<span class="sourceLineNo">643</span> if (first == null || last == null) {<a name="line.643"></a> +<span class="sourceLineNo">644</span> assert first == null && last == null;<a name="line.644"></a> +<span class="sourceLineNo">645</span> // TODO what if this is due to a bad HFile?<a name="line.645"></a> +<span class="sourceLineNo">646</span> LOG.info("hfile " + hfilePath + " has no entries, skipping");<a name="line.646"></a> +<span class="sourceLineNo">647</span> return null;<a name="line.647"></a> +<span class="sourceLineNo">648</span> }<a name="line.648"></a> +<span class="sourceLineNo">649</span> if (Bytes.compareTo(first, last) > 0) {<a name="line.649"></a> +<span class="sourceLineNo">650</span> throw new IllegalArgumentException(<a name="line.650"></a> +<span class="sourceLineNo">651</span> "Invalid range: " + Bytes.toStringBinary(first) +<a name="line.651"></a> +<span class="sourceLineNo">652</span> " > " + Bytes.toStringBinary(last));<a name="line.652"></a> +<span class="sourceLineNo">653</span> }<a name="line.653"></a> +<span class="sourceLineNo">654</span> int idx = Arrays.binarySearch(startEndKeys.getFirst(), first,<a name="line.654"></a> +<span class="sourceLineNo">655</span> Bytes.BYTES_COMPARATOR);<a name="line.655"></a> +<span class="sourceLineNo">656</span> if (idx < 0) {<a name="line.656"></a> +<span class="sourceLineNo">657</span> // not on boundary, returns -(insertion index). Calculate region it<a name="line.657"></a> +<span class="sourceLineNo">658</span> // would be in.<a name="line.658"></a> +<span class="sourceLineNo">659</span> idx = -(idx + 1) - 1;<a name="line.659"></a> +<span class="sourceLineNo">660</span> }<a name="line.660"></a> +<span class="sourceLineNo">661</span> final int indexForCallable = idx;<a name="line.661"></a> +<span class="sourceLineNo">662</span><a name="line.662"></a> +<span class="sourceLineNo">663</span> /**<a name="line.663"></a> +<span class="sourceLineNo">664</span> * we can consider there is a region hole in following conditions. 1) if idx < 0,then first<a name="line.664"></a> +<span class="sourceLineNo">665</span> * region info is lost. 2) if the endkey of a region is not equal to the startkey of the next<a name="line.665"></a> +<span class="sourceLineNo">666</span> * region. 3) if the endkey of the last region is not empty.<a name="line.666"></a> +<span class="sourceLineNo">667</span> */<a name="line.667"></a> +<span class="sourceLineNo">668</span> if (indexForCallable < 0) {<a name="line.668"></a> +<span class="sourceLineNo">669</span> throw new IOException("The first region info for table "<a name="line.669"></a> +<span class="sourceLineNo">670</span> + table.getName()<a name="line.670"></a> +<span class="sourceLineNo">671</span> + " cann't be found in hbase:meta.Please use hbck tool to fix it first.");<a name="line.671"></a> +<span class="sourceLineNo">672</span> } else if ((indexForCallable == startEndKeys.getFirst().length - 1)<a name="line.672"></a> +<span class="sourceLineNo">673</span> && !Bytes.equals(startEndKeys.getSecond()[indexForCallable], HConstants.EMPTY_BYTE_ARRAY)) {<a name="line.673"></a> +<span class="sourceLineNo">674</span> throw new IOException("The last region info for table "<a name="line.674"></a> +<span class="sourceLineNo">675</span> + table.getName()<a name="line.675"></a> +<span class="sourceLineNo">676</span> + " cann't be found in hbase:meta.Please use hbck tool to fix it first.");<a name="line.676"></a> +<span class="sourceLineNo">677</span> } else if (indexForCallable + 1 < startEndKeys.getFirst().length<a name="line.677"></a> +<span class="sourceLineNo">678</span> && !(Bytes.compareTo(startEndKeys.getSecond()[indexForCallable],<a name="line.678"></a> +<span class="sourceLineNo">679</span> startEndKeys.getFirst()[indexForCallable + 1]) == 0)) {<a name="line.679"></a> +<span class="sourceLineNo">680</span> throw new IOException("The endkey of one region for table "<a name="line.680"></a> +<span class="sourceLineNo">681</span> + table.getName()<a name="line.681"></a> +<span class="sourceLineNo">682</span> + " is not equal to the startkey of the next region in hbase:meta."<a name="line.682"></a> +<span class="sourceLineNo">683</span> + "Please use hbck tool to fix it first.");<a name="line.683"></a> +<span class="sourceLineNo">684</span> }<a name="line.684"></a> +<span class="sourceLineNo">685</span><a name="line.685"></a> +<span class="sourceLineNo">686</span> boolean lastKeyInRange =<a name="line.686"></a> +<span class="sourceLineNo">687</span> Bytes.compareTo(last, startEndKeys.getSecond()[idx]) < 0 ||<a name="line.687"></a> +<span class="sourceLineNo">688</span> Bytes.equals(startEndKeys.getSecond()[idx], HConstants.EMPTY_BYTE_ARRAY);<a name="line.688"></a> +<span class="sourceLineNo">689</span> if (!lastKeyInRange) {<a name="line.689"></a> +<span class="sourceLineNo">690</span> List<LoadQueueItem> lqis = splitStoreFile(item, table,<a name="line.690"></a> +<span class="sourceLineNo">691</span> startEndKeys.getFirst()[indexForCallable],<a name="line.691"></a> +<span class="sourceLineNo">692</span> startEndKeys.getSecond()[indexForCallable]);<a name="line.692"></a> +<span class="sourceLineNo">693</span> return lqis;<a name="line.693"></a> +<span class="sourceLineNo">694</span> }<a name="line.694"></a> +<span class="sourceLineNo">695</span><a name="line.695"></a> +<span class="sourceLineNo">696</span> // group regions.<a name="line.696"></a> +<span class="sourceLineNo">697</span> regionGroups.put(ByteBuffer.wrap(startEndKeys.getFirst()[idx]), item);<a name="line.697"></a> +<span class="sourceLineNo">698</span> return null;<a name="line.698"></a> +<span class="sourceLineNo">699</span> }<a name="line.699"></a> +<span class="sourceLineNo">700</span><a name="line.700"></a> +<span class="sourceLineNo">701</span> /**<a name="line.701"></a> +<span class="sourceLineNo">702</span> * Attempts to do an atomic load of many hfiles into a region. If it fails,<a name="line.702"></a> +<span class="sourceLineNo">703</span> * it returns a list of hfiles that need to be retried. If it is successful<a name="line.703"></a> +<span class="sourceLineNo">704</span> * it will return an empty list.<a name="line.704"></a> +<span class="sourceLineNo">705</span> *<a name="line.705"></a> +<span class="sourceLineNo">706</span> * NOTE: To maintain row atomicity guarantees, region server callable should<a name="line.706"></a> +<span class="sourceLineNo">707</span> * succeed atomically and fails atomically.<a name="line.707"></a> +<span class="sourceLineNo">708</span> *<a name="line.708"></a> +<span class="sourceLineNo">709</span> * Protected for testing.<a name="line.709"></a> +<span class="sourceLineNo">710</span> *<a name="line.710"></a> +<span class="sourceLineNo">711</span> * @return empty list if success, list of items to retry on recoverable<a name="line.711"></a> +<span class="sourceLineNo">712</span> * failure<a name="line.712"></a> +<span class="sourceLineNo">713</span> */<a name="line.713"></a> +<span class="sourceLineNo">714</span> protected List<LoadQueueItem> tryAtomicRegionLoad(final Connection conn,<a name="line.714"></a> +<span class="sourceLineNo">715</span> final TableName tableName, final byte[] first, Collection<LoadQueueItem> lqis)<a name="line.715"></a> +<span class="sourceLineNo">716</span> throws IOException {<a name="line.716"></a> +<span class="sourceLineNo">717</span> final List<Pair<byte[], String>> famPaths =<a name="line.717"></a> +<span class="sourceLineNo">718</span> new ArrayList<Pair<byte[], String>>(lqis.size());<a name="line.718"></a> +<span class="sourceLineNo">719</span> for (LoadQueueItem lqi : lqis) {<a name="line.719"></a> +<span class="sourceLineNo">720</span> famPaths.add(Pair.newPair(lqi.family, lqi.hfilePath.toString()));<a name="line.720"></a> +<span class="sourceLineNo">721</span> }<a name="line.721"></a> +<span class="sourceLineNo">722</span><a name="line.722"></a> +<span class="sourceLineNo">723</span> final RegionServerCallable<Boolean> svrCallable =<a name="line.723"></a> +<span class="sourceLineNo">724</span> new RegionServerCallable<Boolean>(conn, tableName, first) {<a name="line.724"></a> +<span class="sourceLineNo">725</span> @Override<a name="line.725"></a> +<span class="sourceLineNo">726</span> public Boolean call(int callTimeout) throws Exception {<a name="line.726"></a> +<span class="sourceLineNo">727</span> SecureBulkLoadClient secureClient = null;<a name="line.727"></a> +<span class="sourceLineNo">728</span> boolean success = false;<a name="line.728"></a> +<span class="sourceLineNo">729</span><a name="line.729"></a> +<span class="sourceLineNo">730</span> try {<a name="line.730"></a> +<span class="sourceLineNo">731</span> LOG.debug("Going to connect to server " + getLocation() + " for row "<a name="line.731"></a> +<span class="sourceLineNo">732</span> + Bytes.toStringBinary(getRow()) + " with hfile group " + famPaths);<a name="line.732"></a> +<span class="sourceLineNo">733</span> byte[] regionName = getLocation().getRegionInfo().getRegionName();<a name="line.733"></a> +<span class="sourceLineNo">734</span> if (!isSecureBulkLoadEndpointAvailable()) {<a name="line.734"></a> +<span class="sourceLineNo">735</span> success = ProtobufUtil.bulkLoadHFile(getStub(), famPaths, regionName, assignSeqIds);<a name="line.735"></a> +<span class="sourceLineNo">736</span> } else {<a name="line.736"></a> +<span class="sourceLineNo">737</span> try (Table table = conn.getTable(getTableName())) {<a name="line.737"></a> +<span class="sourceLineNo">738</span> secureClient = new SecureBulkLoadClient(table);<a name="line.738"></a> +<span class="sourceLineNo">739</span> success = secureClient.bulkLoadHFiles(famPaths, fsDelegationToken.getUserToken(),<a name="line.739"></a> +<span class="sourceLineNo">740</span> bulkToken, getLocation().getRegionInfo().getStartKey());<a name="line.740"></a> +<span class="sourceLineNo">741</span> }<a name="line.741"></a> +<span class="sourceLineNo">742</span> }<a name="line.742"></a> +<span class="sourceLineNo">743</span> return success;<a name="line.743"></a> +<span class="sourceLineNo">744</span> } finally {<a name="line.744"></a> +<span class="sourceLineNo">745</span> //Best effort copying of files that might not have been imported<a name="line.745"></a> +<span class="sourceLineNo">746</span> //from the staging directory back to original location<a name="line.746"></a> +<span class="sourceLineNo">747</span> //in user directory<a name="line.747"></a> +<span class="sourceLineNo">748</span> if(secureClient != null && !success) {<a name="line.748"></a> +<span class="sourceLineNo">749</span> FileSystem targetFs = FileSystem.get(getConf());<a name="line.749"></a> +<span class="sourceLineNo">750</span> // Check to see if the source and target filesystems are the same<a name="line.750"></a> +<span class="sourceLineNo">751</span> // If they are the same filesystem, we will try move the files back<a name="line.751"></a> +<span class="sourceLineNo">752</span> // because previously we moved them to the staging directory.<a name="line.752"></a> +<span class="sourceLineNo">753</span> if (FSHDFSUtils.isSameHdfs(getConf(), fs, targetFs)) {<a name="line.753"></a> +<span class="sourceLineNo">754</span> for(Pair<byte[], String> el : famPaths) {<a name="line.754"></a> +<span class="sourceLineNo">755</span> Path hfileStagingPath = null;<a name="line.755"></a> +<span class="sourceLineNo">756</span> Path hfileOrigPath = new Path(el.getSecond());<a name="line.756"></a> +<span class="sourceLineNo">757</span> try {<a name="line.757"></a> +<span class="sourceLineNo">758</span> hfileStagingPath= new Path(secureClient.getStagingPath(bulkToken, el.getFirst()),<a name="line.758"></a> +<span class="sourceLineNo">759</span> hfileOrigPath.getName());<a name="line.759"></a> +<span class="sourceLineNo">760</span> if(targetFs.rename(hfileStagingPath, hfileOrigPath)) {<a name="line.760"></a> +<span class="sourceLineNo">761</span> LOG.debug("Moved back file " + hfileOrigPath + " from " +<a name="line.761"></a> +<span class="sourceLineNo">762</span> hfileStagingPath);<a name="line.762"></a> +<span class="sourceLineNo">763</span> } else if(targetFs.exists(hfileStagingPath)){<a name="line.763"></a> +<span class="sourceLineNo">764</span> LOG.debug("Unable to move back file " + hfileOrigPath + " from " +<a name="line.764"></a> +<span class="sourceLineNo">765</span> hfileStagingPath);<a name="line.765"></a> +<span class="sourceLineNo">766</span> }<a name="line.766"></a> +<span class="sourceLineNo">767</span> } catch(Exception ex) {<a name="line.767"></a> +<span class="sourceLineNo">768</span> LOG.debug("Unable to move back file " + hfileOrigPath + " from " +<a name="line.768"></a> +<span class="sourceLineNo">769</span> hfileStagingPath, ex);<a name="line.769"></a> +<span class="sourceLineNo">770</span> }<a name="line.770"></a> +<span class="sourceLineNo">771</span> }<a name="line.771"></a> +<span class="sourceLineNo">772</span> }<a name="line.772"></a> +<span class="sourceLineNo">773</span> }<a name="line.773"></a> +<span class="sourceLineNo">774</span> }<a name="line.774"></a> +<span class="sourceLineNo">775</span> }<a name="line.775"></a> +<span class="sourceLineNo">776</span> };<a name="line.776"></a> +<span class="sourceLineNo">777</span><a name="line.777"></a> +<span class="sourceLineNo">778</span> try {<a name="line.778"></a> +<span class="sourceLineNo">779</span> List<LoadQueueItem> toRetry = new ArrayList<LoadQueueItem>();<a name="line.779"></a> +<span class="sourceLineNo">780</span> Configuration conf = getConf();<a name="line.780"></a> +<span class="sourceLineNo">781</span> boolean success = RpcRetryingCallerFactory.instantiate(conf,<a name="line.781"></a> +<span class="sourceLineNo">782</span> null).<Boolean> newCaller()<a name="line.782"></a> +<span class="sourceLineNo">783</span> .callWithRetries(svrCallable, Integer.MAX_VALUE);<a name="line.783"></a> +<span class="sourceLineNo">784</span> if (!success) {<a name="line.784"></a> +<span class="sourceLineNo">785</span> LOG.warn("Attempt to bulk load region containing "<a name="line.785"></a> +<span class="sourceLineNo">786</span> + Bytes.toStringBinary(first) + " into table "<a name="line.786"></a> +<span class="sourceLineNo">787</span> + tableName + " with files " + lqis<a name="line.787"></a> +<span class="sourceLineNo">788</span> + " failed. This is recoverable and they will be retried.");<a name="line.788"></a> +<span class="sourceLineNo">789</span> toRetry.addAll(lqis); // return lqi's to retry<a name="line.789"></a> +<span class="sourceLineNo">790</span> }<a name="line.790"></a> +<span class="sourceLineNo">791</span> // success<a name="line.791"></a> +<span class="sourceLineNo">792</span> return toRetry;<a name="line.792"></a> +<span class="sourceLineNo">793</span> } catch (IOException e) {<a name="line.793"></a> +<span class="sourceLineNo">794</span> LOG.error("Encountered unrecoverable error from region server, additional details: "<a name="line.794"></a> +<span class="sourceLineNo">795</span> + svrCallable.getExceptionMessageAdditionalDetail(), e);<a name="line.795"></a> +<span class="sourceLineNo">796</span> throw e;<a name="line.796"></a> +<span class="sourceLineNo">797</span> }<a name="line.797"></a> +<span class="sourceLineNo">798</span> }<a name="line.798"></a> +<span class="sourceLineNo">799</span><a name="line.799"></a> +<span class="sourceLineNo">800</span> private boolean isSecureBulkLoadEndpointAvailable() {<a name="line.800"></a> +<span class="sourceLineNo">801</span> String classes = getConf().get(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY, "");<a name="line.801"></a> +<span class="sourceLineNo">802</span> return classes.contains("org.apache.hadoop.hbase.security.access.SecureBulkLoadEndpoint");<a name="line.802"></a> +<span class="sourceLineNo">803</span> }<a name="line.803"></a> +<span class="sourceLineNo">804</span><a name="line.804"></a> +<span class="sourceLineNo">805</span> /**<a name="line.805"></a> +<span class="sourceLineNo">806</span> * Split a storefile into a top and bottom half, maintaining<a name="line.806"></a> +<span class="sourceLineNo">807</span> * the metadata, recreating bloom filters, etc.<a name="line.807"></a> +<span class="sourceLineNo">808</span> */<a name="line.808"></a> +<span class="sourceLineNo">809</span> static void splitStoreFile(<a name="line.809"></a> +<span class="sourceLineNo">810</span> Configuration conf, Path inFile,<a name="line.810"></a> +<span class="sourceLineNo">811</span> HColumnDescriptor familyDesc, byte[] splitKey,<a name="line.811"></a> +<span class="sourceLineNo">812</span> Path bottomOut, Path topOut) throws IOException<a name="line.812"></a> +<span class="sourceLineNo">813</span> {<a name="line.813"></a> +<span class="sourceLineNo">814</span> // Open reader with no block cache, and not in-memory<a name="line.814"></a> +<span class="sourceLineNo">815</span> Reference topReference = Reference.createTopReference(splitKey);<a name="line.815"></a> +<span class="sourceLineNo">816</span> Reference bottomReference = Reference.createBottomReference(splitKey);<a name="line.816"></a> +<span class="sourceLineNo">817</span><a name="line.817"></a> +<span class="sourceLineNo">818</span> copyHFileHalf(conf, inFile, topOut, topReference, familyDesc);<a name="line.818"></a> +<span class="sourceLineNo">819</span> copyHFileHalf(conf, inFile, bottomOut, bottomReference, familyDesc);<a name="line.819"></a> +<span class="sourceLineNo">820</span> }<a name="line.820"></a> +<span class="sourceLineNo">821</span><a name="line.821"></a> +<span class="sourceLineNo">822</span> /**<a name="line.822"></a> +<span class="sourceLineNo">823</span> * Copy half of an HFile into a new HFile.<a name="line.823"></a> +<span class="sourceLineNo">824</span> */<a name="line.824"></a> +<span class="sourceLineNo">825</span> private static void copyHFileHalf(<a name="line.825"></a> +<span class="sourceLineNo">826</span> Configuration conf, Path inFile, Path outFile, Reference reference,<a name="line.826"></a> +<span class="sourceLineNo">827</span> HColumnDescriptor familyDescriptor)<a name="line.827"></a> +<span class="sourceLineNo">828</span> throws IOException {<a name="line.828"></a> +<span class="sourceLineNo">829</span> FileSystem fs = inFile.getFileSystem(conf);<a name="line.829"></a> +<span class="sourceLineNo">830</span> CacheConfig cacheConf = new CacheConfig(conf);<a name="line.830"></a> +<span class="sourceLineNo">831</span> HalfStoreFileReader halfReader = null;<a name="line.831"></a> +<span class="sourceLineNo">832</span> StoreFile.Writer halfWriter = null;<a name="line.832"></a> +<span class="sourceLineNo">833</span> try {<a name="line.833"></a> +<span class="sourceLineNo">834</span> halfReader = new HalfStoreFileReader(fs, inFile, cacheConf, reference, conf);<a name="line.834"></a> +<span class="sourceLineNo">835</span> Map<byte[], byte[]> fileInfo = halfReader.loadFileInfo();<a name="line.835"></a> +<span class="sourceLineNo">836</span><a name="line.836"></a> +<span class="sourceLineNo">837</span> int blocksize = familyDescriptor.getBlocksize();<a name="line.837"></a> +<span class="sourceLineNo">838</span> Algorithm compression = familyDescriptor.getCompressionType();<a name="line.838"></a> +<span class="sourceLineNo">839</span> BloomType bloomFilterType = familyDescriptor.getBloomFilterType();<a name="line.839"></a> +<span class="sourceLineNo">840</span> HFileContext hFileContext = new HFileContextBuilder()<a name="line.840"></a> +<span class="sourceLineNo">841</span> .withCompression(compression)<a name="line.841"></a> +<span class="sourceLineNo">842</span> .withChecksumType(HStore.getChecksumType(conf))<a name="line.842"></a> +<span class="sourceLineNo">843</span> .withBytesPerCheckSum(HStore.getBytesPerChecksum(conf))<a name="line.843"></a> +<span class="sourceLineNo">844</span> .withBlockSize(blocksize)<a name="line.844"></a> +<span class="sourceLineNo">845</span> .withDataBlockEncoding(familyDescriptor.getDataBlockEncoding())<a name="line.845"></a> +<span class="sourceLineNo">846</span> .build();<a name="line.846"></a> +<span class="sourceLineNo">847</span> halfWriter = new StoreFile.WriterBuilder(conf, cacheConf,<a name="line.847"></a> +<span class="sourceLineNo">848</span> fs)<a name="line.848"></a> +<span class="sourceLineNo">849</span> .withFilePath(outFile)<a name="line.849"></a> +<span class="sourceLineNo">850</span> .withBloomType(bloomFilterType)<a name="line.850"></a> +<span class="sourceLineNo">851</span> .withFileContext(hFileContext)<a name="line.851"></a> +<span class="sourceLineNo">852</span> .build();<a name="line.852"></a> +<span class="sourceLineNo">853</span> HFileScanner scanner = halfReader.getScanner(false, false, false);<a name="line.853"></a> +<span class="sourceLineNo">854</span> scanner.seekTo();<a name="line.854"></a> +<span class="sourceLineNo">855</span> do {<a name="line.855"></a> +<span class="sourceLineNo">856</span> halfWriter.append(scanner.getCell());<a name="line.856"></a> +<span class="sourceLineNo">857</span> } while (scanner.next());<a name="line.857"></a> +<span class="sourceLineNo">858</span><a name="line.858"></a> +<span class="sourceLineNo">859</span> for (Map.Entry<byte[],byte[]> entry : fileInfo.entrySet()) {<a name="line.859"></a> +<span class="sourceLineNo">860</span> if (shouldCopyHFileMetaKey(entry.getKey())) {<a name="line.860"></a> +<span class="sourceLineNo">861</span> halfWriter.appendFileInfo(entry.getKey(), entry.getValue());<a name="line.861"></a> +<span class="sourceLineNo">862</span> }<a name="line.862"></a> +<span class="sourceLineNo">863</span> }<a name="line.863"></a> +<span class="sourceLineNo">864</span> } finally {<a name="line.864"></a> +<span class="sourceLineNo">865</span> if (halfWriter != null) halfWriter.close();<a name="line.865"></a> +<span class="sourceLineNo">866</span> if (halfReader != null) halfReader.close(cacheConf.shouldEvictOnClose());<a name="line.866"></a> +<span class="sourceLineNo">867</span> }<a name="line.867"></a> +<span class="sourceLineNo">868</span> }<a name="line.868"></a> +<span class="sourceLineNo">869</span><a name="line.869"></a> +<span class="sourceLineNo">870</span> private static boolean shouldCopyHFileMetaKey(byte[] key) {<a name="line.870"></a> +<span class="sourceLineNo">871</span> return !HFile.isReservedFileInfoKey(key);<a name="line.871"></a> +<span class="sourceLineNo">872</span> }<a name="line.872"></a> +<span class="sourceLineNo">873</span><a name="line.873"></a> +<span class="sourceLineNo">874</span> /*<a name="line.874"></a> +<span class="sourceLineNo">875</span> * Infers region boundaries for a new table.<a name="line.875"></a> +<span class="sourceLineNo">876</span> * Parameter:<a name="line.876"></a> +<span class="sourceLineNo">877</span> * bdryMap is a map between keys to an integer belonging to {+1, -1}<a name="line.877"></a> +<span class="sourceLineNo">878</span> * If a key is a start key of a file, then it maps to +1<a name="line.878"></a> +<span class="sourceLineNo">879</span> * If a key is an end key of a file, then it maps to -1<a name="line.879"></a> +<span class="sourceLineNo">880</span> * Algo:<a name="line.880"></a> +<span class="sourceLineNo">881</span> * 1) Poll on the keys in order:<a name="line.881"></a> +<span class="sourceLineNo">882</span> * a) Keep adding the mapped values to these keys (runningSum)<a name="line.882"></a> +<span class="sourceLineNo">883</span> * b) Each time runningSum reaches 0, add the start Key from when the runningSum had started to<a name="line.883"></a> +<span class="sourceLineNo">884</span> * a boundary list.<a name="line.884"></a> +<span class="sourceLineNo">885</span> * 2) Return the boundary list.<a name="line.885"></a> +<span class="sourceLineNo">886</span> */<a name="line.886"></a> +<span class="sourceLineNo">887</span> public static byte[][] inferBoundaries(TreeMap<byte[], Integer> bdryMap) {<a name="line.887"></a> +<span class="sourceLineNo">888</span> ArrayList<byte[]> keysArray = new ArrayList<byte[]>();<a name="line.888"></a> +<span class="sourceLineNo">889</span> int runningValue = 0;<a name="line.889"></a> +<span class="sourceLineNo">890</span> byte[] currStartKey = null;<a name="line.890"></a> +<span class="sourceLineNo">891</span> boolean firstBoundary = true;<a name="line.891"></a> +<span class="sourceLineNo">892</span><a name="line.892"></a> +<span class="sourceLineNo">893</span> for (Map.Entry<byte[], Integer> item: bdryMap.entrySet()) {<a name="line.893"></a> +<span class="sourceLineNo">894</span> if (runningValue == 0) currStartKey = item.getKey();<a name="line.894"></a> +<span class="sourceLineNo">895</span> runningValue += item.getValue();<a name="line.895"></a> +<span class="sourceLineNo">896</span> if (runningValue == 0) {<a name="line.896"></a> +<span class="sourceLineNo">897</span> if (!firstBoundary) keysArray.add(currStartKey);<a name="line.897"></a> +<span class="sourceLineNo">898</span> firstBoundary = false;<a name="line.898"></a> +<span class="sourceLineNo">899</span> }<a name="line.899"></a> +<span class="sourceLineNo">900</span> }<a name="line.900"></a> +<span class="sourceLineNo">901</span><a name="line.901"></a> +<span class="sourceLineNo">902</span> return keysArray.toArray(new byte[0][0]);<a name="line.902"></a> +<span class="sourceLineNo">903</span> }<a name="line.903"></a> +<spa
<TRUNCATED>
