org.apache.ratis.util.StringUtils Java Examples
The following examples show how to use
org.apache.ratis.util.StringUtils.
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Example #1
Source File: ServerRestartTests.java From incubator-ratis with Apache License 2.0 | 6 votes |
static void assertCorruptedLogHeader(RaftPeerId id, File openLogFile, int partialLength, MiniRaftCluster cluster, Logger LOG) throws Exception { Preconditions.assertTrue(partialLength < SegmentedRaftLogFormat.getHeaderLength()); try(final RandomAccessFile raf = new RandomAccessFile(openLogFile, "rw")) { SegmentedRaftLogFormat.applyHeaderTo(header -> { LOG.info("header = {}", StringUtils.bytes2HexString(header)); final byte[] corrupted = new byte[header.length]; System.arraycopy(header, 0, corrupted, 0, partialLength); LOG.info("corrupted = {}", StringUtils.bytes2HexString(corrupted)); raf.write(corrupted); return null; }); } final RaftServerImpl server = cluster.restartServer(id, false); server.getProxy().close(); }
Example #2
Source File: ServerRestartTests.java From ratis with Apache License 2.0 | 6 votes |
static void assertCorruptedLogHeader(RaftPeerId id, File openLogFile, int partialLength, MiniRaftCluster cluster, Logger LOG) throws Exception { Preconditions.assertTrue(partialLength < SegmentedRaftLogFormat.getHeaderLength()); try(final RandomAccessFile raf = new RandomAccessFile(openLogFile, "rw")) { SegmentedRaftLogFormat.applyHeaderTo(header -> { LOG.info("header = {}", StringUtils.bytes2HexString(header)); final byte[] corrupted = new byte[header.length]; System.arraycopy(header, 0, corrupted, 0, partialLength); LOG.info("corrupted = {}", StringUtils.bytes2HexString(corrupted)); raf.write(corrupted); return null; }); } final RaftServerImpl server = cluster.restartServer(id, false); server.getProxy().close(); }
Example #3
Source File: LogReader.java From ratis with Apache License 2.0 | 6 votes |
/** * Read header from the log file: * * (1) The header in file is verified successfully. * Then, return true. * * (2) The header in file is partially written. * Then, return false. * * (3) The header in file is corrupted or there is some other {@link IOException}. * Then, throw an exception. */ boolean verifyHeader() throws IOException { final int headerLength = SegmentedRaftLogFormat.getHeaderLength(); final int readLength = in.read(temp, 0, headerLength); Preconditions.assertTrue(readLength <= headerLength); final int matchLength = SegmentedRaftLogFormat.matchHeader(temp, 0, readLength); Preconditions.assertTrue(matchLength <= readLength); if (readLength == headerLength && matchLength == readLength) { // The header is matched successfully return true; } else if (SegmentedRaftLogFormat.isTerminator(temp, matchLength, readLength - matchLength)) { // The header is partially written return false; } // The header is corrupted throw new CorruptedFileException(file, "Log header mismatched: expected header length=" + SegmentedRaftLogFormat.getHeaderLength() + ", read length=" + readLength + ", match length=" + matchLength + ", header in file=" + StringUtils.bytes2HexString(temp, 0, readLength) + ", expected header=" + SegmentedRaftLogFormat.applyHeaderTo(StringUtils::bytes2HexString)); }
Example #4
Source File: OutputStreamBaseTest.java From incubator-ratis with Apache License 2.0 | 6 votes |
private void checkLog(RaftLog raftLog, long expectedCommittedIndex, Supplier<byte[]> s) throws IOException { long committedIndex = raftLog.getLastCommittedIndex(); Assert.assertTrue(committedIndex >= expectedCommittedIndex); // check the log content TermIndex[] entries = raftLog.getEntries(0, Long.MAX_VALUE); int count = 0; for (TermIndex entry : entries) { LogEntryProto log = raftLog.get(entry.getIndex()); if (!log.hasStateMachineLogEntry()) { continue; } byte[] logData = log.getStateMachineLogEntry().getLogData().toByteArray(); byte[] expected = s.get(); final String message = "log " + entry + " " + log.getLogEntryBodyCase() + " " + StringUtils.bytes2HexString(logData) + ", expected=" + StringUtils.bytes2HexString(expected); LOG.info(message); Assert.assertArrayEquals(message, expected, logData); count++; } Assert.assertEquals(expectedCommittedIndex, count); }
Example #5
Source File: SegmentedRaftLogReader.java From incubator-ratis with Apache License 2.0 | 6 votes |
/** * Read header from the log file: * * (1) The header in file is verified successfully. * Then, return true. * * (2) The header in file is partially written. * Then, return false. * * (3) The header in file is corrupted or there is some other {@link IOException}. * Then, throw an exception. */ boolean verifyHeader() throws IOException { final int headerLength = SegmentedRaftLogFormat.getHeaderLength(); final int readLength = in.read(temp, 0, headerLength); Preconditions.assertTrue(readLength <= headerLength); final int matchLength = SegmentedRaftLogFormat.matchHeader(temp, 0, readLength); Preconditions.assertTrue(matchLength <= readLength); if (readLength == headerLength && matchLength == readLength) { // The header is matched successfully return true; } else if (SegmentedRaftLogFormat.isTerminator(temp, matchLength, readLength - matchLength)) { // The header is partially written return false; } // The header is corrupted throw new CorruptedFileException(file, "Log header mismatched: expected header length=" + SegmentedRaftLogFormat.getHeaderLength() + ", read length=" + readLength + ", match length=" + matchLength + ", header in file=" + StringUtils.bytes2HexString(temp, 0, readLength) + ", expected header=" + SegmentedRaftLogFormat.applyHeaderTo(StringUtils::bytes2HexString)); }
Example #6
Source File: RaftLogIndex.java From ratis with Apache License 2.0 | 5 votes |
public boolean updateIncreasingly(long newIndex, Consumer<Object> log) { final long old = index.getAndSet(newIndex); Preconditions.assertTrue(old <= newIndex, () -> "Failed to updateIncreasingly for " + name + ": " + old + " -> " + newIndex); log.accept(StringUtils.stringSupplierAsObject(() -> name + ": updateIncreasingly " + old + " -> " + newIndex)); return old != newIndex; }
Example #7
Source File: RaftLogIndex.java From incubator-ratis with Apache License 2.0 | 5 votes |
public boolean updateIncreasingly(long newIndex, Consumer<Object> log) { final long old = index.getAndSet(newIndex); Preconditions.assertTrue(old <= newIndex, () -> "Failed to updateIncreasingly for " + name + ": " + old + " -> " + newIndex); log.accept(StringUtils.stringSupplierAsObject(() -> name + ": updateIncreasingly " + old + " -> " + newIndex)); return old != newIndex; }
Example #8
Source File: RaftLogIndex.java From incubator-ratis with Apache License 2.0 | 5 votes |
public boolean updateToMax(long newIndex, Consumer<Object> log) { final long old = index.getAndUpdate(oldIndex -> Math.max(oldIndex, newIndex)); final boolean updated = old < newIndex; log.accept(StringUtils.stringSupplierAsObject( () -> name + ": updateToMax old=" + old + ", new=" + newIndex + ", updated? " + updated)); return updated; }
Example #9
Source File: FileStoreBaseTest.java From ratis with Apache License 2.0 | 5 votes |
static void assertBuffers(int offset, int length, ByteBuffer expected, ByteBuffer computed) { try { Assert.assertEquals(expected, computed); } catch(AssertionError e) { LOG.error("Buffer mismatched at offset=" + offset + ", length=" + length + "\n expected = " + StringUtils.bytes2HexString(expected) + "\n computed = " + StringUtils.bytes2HexString(computed), e); throw e; } }
Example #10
Source File: FileStoreBaseTest.java From incubator-ratis with Apache License 2.0 | 5 votes |
static void assertBuffers(int offset, int length, ByteBuffer expected, ByteBuffer computed) { try { Assert.assertEquals(expected, computed); } catch(AssertionError e) { LOG.error("Buffer mismatched at offset=" + offset + ", length=" + length + "\n expected = " + StringUtils.bytes2HexString(expected) + "\n computed = " + StringUtils.bytes2HexString(computed), e); throw e; } }
Example #11
Source File: TestRaftStream.java From ratis with Apache License 2.0 | 5 votes |
private void checkLog(RaftLog raftLog, long expectedCommittedIndex, Supplier<byte[]> s) throws IOException { long committedIndex = raftLog.getLastCommittedIndex(); Assert.assertEquals(expectedCommittedIndex, committedIndex); // check the log content TermIndex[] entries = raftLog.getEntries(1, expectedCommittedIndex + 1); for (TermIndex entry : entries) { RaftProtos.LogEntryProto log = raftLog.get(entry.getIndex()); byte[] logData = log.getStateMachineLogEntry().getLogData().toByteArray(); byte[] expected = s.get(); LOG.info("log " + entry + " " + log.getLogEntryBodyCase() + " " + StringUtils.bytes2HexString(logData)); Assert.assertEquals(expected.length, logData.length); Assert.assertArrayEquals(expected, logData); } }
Example #12
Source File: OzoneManagerRatisServer.java From hadoop-ozone with Apache License 2.0 | 4 votes |
/** * Process the raftClientReply and return OMResponse. * @param omRequest * @param reply * @return OMResponse - response which is returned to client. * @throws ServiceException */ private OMResponse processReply(OMRequest omRequest, RaftClientReply reply) throws ServiceException { // NotLeader exception is thrown only when the raft server to which the // request is submitted is not the leader. This can happen first time // when client is submitting request to OM. if (!reply.isSuccess()) { NotLeaderException notLeaderException = reply.getNotLeaderException(); if (notLeaderException != null) { throw new ServiceException( OMNotLeaderException.convertToOMNotLeaderException( notLeaderException, getRaftPeerId())); } LeaderNotReadyException leaderNotReadyException = reply.getLeaderNotReadyException(); if (leaderNotReadyException != null) { throw new ServiceException(new OMLeaderNotReadyException( leaderNotReadyException.getMessage())); } StateMachineException stateMachineException = reply.getStateMachineException(); if (stateMachineException != null) { OMResponse.Builder omResponse = OMResponse.newBuilder() .setCmdType(omRequest.getCmdType()) .setSuccess(false) .setTraceID(omRequest.getTraceID()); if (stateMachineException.getCause() != null) { omResponse.setMessage(stateMachineException.getCause().getMessage()); omResponse.setStatus( exceptionToResponseStatus(stateMachineException.getCause())); } else { // Current Ratis is setting cause, this is an safer side check. LOG.error("StateMachine exception cause is not set"); omResponse.setStatus( OzoneManagerProtocolProtos.Status.INTERNAL_ERROR); omResponse.setMessage( StringUtils.stringifyException(stateMachineException)); } if (LOG.isDebugEnabled()) { LOG.debug("Error while executing ratis request. " + "stateMachineException: ", stateMachineException); } return omResponse.build(); } } try { return OMRatisHelper.getOMResponseFromRaftClientReply(reply); } catch (InvalidProtocolBufferException ex) { if (ex.getMessage() != null) { throw new ServiceException(ex.getMessage(), ex); } else { throw new ServiceException(ex); } } // TODO: Still need to handle RaftRetry failure exception and // NotReplicated exception. }
Example #13
Source File: FileStore.java From incubator-ratis with Apache License 2.0 | 4 votes |
FileMap(Supplier<String> name) { this.name = StringUtils.stringSupplierAsObject(name); }
Example #14
Source File: RaftLogSequentialOps.java From ratis with Apache License 2.0 | 4 votes |
Runner(Supplier<String> name) { this.name = StringUtils.stringSupplierAsObject(name); }
Example #15
Source File: RaftLogIndex.java From ratis with Apache License 2.0 | 4 votes |
public boolean updateToMax(long newIndex, Consumer<Object> log) { final long old = index.getAndUpdate(oldIndex -> Math.max(oldIndex, newIndex)); log.accept(StringUtils.stringSupplierAsObject(() -> name + ": updateToMax " + old + " -> " + newIndex)); return old != newIndex; }
Example #16
Source File: RaftLogIndex.java From ratis with Apache License 2.0 | 4 votes |
public boolean updateUnconditionally(LongUnaryOperator update, Consumer<Object> log) { final long old = index.getAndUpdate(update); final long newIndex = update.applyAsLong(old); log.accept(StringUtils.stringSupplierAsObject(() -> name + ": updateUnconditionally " + old + " -> " + newIndex)); return old != newIndex; }
Example #17
Source File: RaftLogIndex.java From ratis with Apache License 2.0 | 4 votes |
public boolean setUnconditionally(long newIndex, Consumer<Object> log) { final long old = index.getAndSet(newIndex); log.accept(StringUtils.stringSupplierAsObject(() -> name + ": setUnconditionally " + old + " -> " + newIndex)); return old != newIndex; }
Example #18
Source File: ConfigurationManager.java From ratis with Apache License 2.0 | 4 votes |
@Override public synchronized String toString() { return getClass().getSimpleName() + ", init=" + initialConf + ", confs=" + StringUtils.map2String(configurations); }
Example #19
Source File: Message.java From ratis with Apache License 2.0 | 4 votes |
static Message valueOf(ByteString bytes) { return valueOf(bytes, () -> "Message:" + StringUtils.bytes2HexShortString(bytes)); }
Example #20
Source File: FileStore.java From ratis with Apache License 2.0 | 4 votes |
FileMap(Supplier<String> name) { this.name = StringUtils.stringSupplierAsObject(name); }
Example #21
Source File: ConfigurationManager.java From incubator-ratis with Apache License 2.0 | 4 votes |
@Override public synchronized String toString() { return getClass().getSimpleName() + ", init=" + initialConf + ", confs=" + StringUtils.map2String(configurations); }
Example #22
Source File: RaftLogSequentialOps.java From incubator-ratis with Apache License 2.0 | 4 votes |
Runner(Supplier<String> name) { this.name = StringUtils.stringSupplierAsObject(name); }
Example #23
Source File: RaftLogIndex.java From incubator-ratis with Apache License 2.0 | 4 votes |
public long incrementAndGet(Consumer<Object> log) { final long newIndex = index.incrementAndGet(); log.accept(StringUtils.stringSupplierAsObject( () -> name + ": incrementAndGet " + (newIndex-1) + " -> " + newIndex)); return newIndex; }
Example #24
Source File: RaftLogIndex.java From incubator-ratis with Apache License 2.0 | 4 votes |
public boolean updateUnconditionally(LongUnaryOperator update, Consumer<Object> log) { final long old = index.getAndUpdate(update); final long newIndex = update.applyAsLong(old); log.accept(StringUtils.stringSupplierAsObject(() -> name + ": updateUnconditionally " + old + " -> " + newIndex)); return old != newIndex; }
Example #25
Source File: RaftLogIndex.java From incubator-ratis with Apache License 2.0 | 4 votes |
public boolean setUnconditionally(long newIndex, Consumer<Object> log) { final long old = index.getAndSet(newIndex); log.accept(StringUtils.stringSupplierAsObject(() -> name + ": setUnconditionally " + old + " -> " + newIndex)); return old != newIndex; }
Example #26
Source File: SegmentedRaftLog.java From incubator-ratis with Apache License 2.0 | 4 votes |
final void completeFuture() { final boolean completed = future.complete(getEndIndex()); Preconditions.assertTrue(completed, () -> this + " is already " + StringUtils.completableFuture2String(future, false)); }
Example #27
Source File: SegmentedRaftLogReader.java From incubator-ratis with Apache License 2.0 | 4 votes |
/** * Decode the log entry "frame". This includes reading the log entry, and * validating the checksum. * * The input stream will be advanced to the end of the op at the end of this * function. * * @return The log entry, or null if we hit EOF. */ private LogEntryProto decodeEntry() throws IOException { limiter.setLimit(MAX_OP_SIZE); in.mark(MAX_OP_SIZE); byte nextByte; try { nextByte = in.readByte(); } catch (EOFException eof) { // EOF at an opcode boundary is expected. return null; } // Each log entry starts with a var-int. Thus a valid entry's first byte // should not be 0. So if the terminate byte is 0, we should hit the end // of the segment. if (SegmentedRaftLogFormat.isTerminator(nextByte)) { verifyTerminator(); return null; } // Here, we verify that the Op size makes sense and that the // data matches its checksum before attempting to construct an Op. int entryLength = CodedInputStream.readRawVarint32(nextByte, in); if (entryLength > MAX_OP_SIZE) { throw new IOException("Entry has size " + entryLength + ", but MAX_OP_SIZE = " + MAX_OP_SIZE); } final int varintLength = CodedOutputStream.computeUInt32SizeNoTag( entryLength); final int totalLength = varintLength + entryLength; checkBufferSize(totalLength); in.reset(); in.mark(MAX_OP_SIZE); IOUtils.readFully(in, temp, 0, totalLength); // verify checksum checksum.reset(); checksum.update(temp, 0, totalLength); int expectedChecksum = in.readInt(); int calculatedChecksum = (int) checksum.getValue(); if (expectedChecksum != calculatedChecksum) { final String s = StringUtils.format("Log entry corrupted: Calculated checksum is %08X but read checksum is %08X.", calculatedChecksum, expectedChecksum); throw new ChecksumException(s, limiter.markPos); } // parse the buffer return LogEntryProto.parseFrom( CodedInputStream.newInstance(temp, varintLength, entryLength)); }
Example #28
Source File: Message.java From incubator-ratis with Apache License 2.0 | 4 votes |
static Message valueOf(ByteString bytes) { return valueOf(bytes, () -> "Message:" + StringUtils.bytes2HexShortString(bytes)); }
Example #29
Source File: RaftProperties.java From ratis with Apache License 2.0 | 2 votes |
/** * Get the value of the <code>name</code> property as a <code>boolean</code>. * If no such property is specified, or if the specified value is not a valid * <code>boolean</code>, then <code>defaultValue</code> is returned. * * @param name property name. * @param defaultValue default value. * @return property value as a <code>boolean</code>, * or <code>defaultValue</code>. */ public boolean getBoolean(String name, boolean defaultValue) { String valueString = getTrimmed(name); return StringUtils.string2boolean(valueString, defaultValue); }
Example #30
Source File: RaftProperties.java From ratis with Apache License 2.0 | 2 votes |
/** * Get the comma delimited values of the <code>name</code> property as * an array of <code>String</code>s, trimmed of the leading and trailing whitespace. * If no such property is specified then an empty array is returned. * * @param name property name. * @return property value as an array of trimmed <code>String</code>s, * or empty array. */ public String[] getTrimmedStrings(String name) { String valueString = get(name); return StringUtils.getTrimmedStrings(valueString); }