Examples with LogEntry com.alipay.sofa.jraft.entity.LogEntry used on opensource projects

Example 11 with LogEntry

use of com.alipay.sofa.jraft.entity.LogEntry in project sofa-jraft by sofastack.

the class IteratorImplTest method testNext.

@Test
public void testNext() {
    int i = 1;
    while (iter.isGood()) {
        assertEquals(i, iter.getIndex());
        assertNotNull(iter.done());
        final LogEntry log = iter.entry();
        assertEquals(i, log.getId().getIndex());
        assertEquals(1, log.getId().getTerm());
        iter.next();
        i++;
    }
    assertEquals(i, 11);
}

Example 12 with LogEntry

use of com.alipay.sofa.jraft.entity.LogEntry in project sofa-jraft by sofastack.

the class IteratorTest method setup.

@Before
public void setup() {
    this.applyingIndex = new AtomicLong(0);
    this.closures = new ArrayList<>();
    for (int i = 0; i < 11; i++) {
        this.closures.add(new MockClosure());
        final LogEntry log = new LogEntry(EnumOutter.EntryType.ENTRY_TYPE_DATA);
        log.getId().setIndex(i);
        log.getId().setTerm(1);
        log.setData(ByteBuffer.allocate(i));
        Mockito.when(this.logManager.getEntry(i)).thenReturn(log);
    }
    this.iterImpl = new IteratorImpl(fsm, logManager, closures, 0L, 0L, 10L, applyingIndex);
    this.iter = new IteratorWrapper(iterImpl);
}

Example 13 with LogEntry

use of com.alipay.sofa.jraft.entity.LogEntry in project sofa-jraft by sofastack.

the class BaseLogEntryCodecFactoryTest method testEncodeDecodeWithData.

@Test
public void testEncodeDecodeWithData() {
    ByteBuffer buf = ByteBuffer.wrap("hello".getBytes());
    LogEntry entry = new LogEntry(EnumOutter.EntryType.ENTRY_TYPE_NO_OP);
    entry.setId(new LogId(100, 3));
    entry.setData(buf);
    entry.setPeers(Arrays.asList(new PeerId("localhost", 99, 1), new PeerId("localhost", 100, 2)));
    assertEquals(buf, entry.getData());
    byte[] content = this.encoder.encode(entry);
    assertNotNull(content);
    assertTrue(content.length > 0);
    LogEntry nentry = this.decoder.decode(content);
    assertNotNull(nentry);
    assertEquals(100, nentry.getId().getIndex());
    assertEquals(3, nentry.getId().getTerm());
    assertEquals(2, nentry.getPeers().size());
    assertEquals("localhost:99:1", nentry.getPeers().get(0).toString());
    assertEquals("localhost:100:2", nentry.getPeers().get(1).toString());
    assertEquals(buf, nentry.getData());
    assertEquals(0, nentry.getData().position());
    assertEquals(5, nentry.getData().remaining());
    assertNull(nentry.getOldPeers());
}

Example 14 with LogEntry

use of com.alipay.sofa.jraft.entity.LogEntry in project sofa-jraft by sofastack.

the class NodeImpl method logEntryFromMeta.

private LogEntry logEntryFromMeta(final long index, final ByteBuffer allData, final RaftOutter.EntryMeta entry) {
    if (entry.getType() != EnumOutter.EntryType.ENTRY_TYPE_UNKNOWN) {
        final LogEntry logEntry = new LogEntry();
        logEntry.setId(new LogId(index, entry.getTerm()));
        logEntry.setType(entry.getType());
        if (entry.hasChecksum()) {
            // since 1.2.6
            logEntry.setChecksum(entry.getChecksum());
        }
        final long dataLen = entry.getDataLen();
        if (dataLen > 0) {
            final byte[] bs = new byte[(int) dataLen];
            assert allData != null;
            allData.get(bs, 0, bs.length);
            logEntry.setData(ByteBuffer.wrap(bs));
        }
        if (entry.getPeersCount() > 0) {
            if (entry.getType() != EnumOutter.EntryType.ENTRY_TYPE_CONFIGURATION) {
                throw new IllegalStateException("Invalid log entry that contains peers but is not ENTRY_TYPE_CONFIGURATION type: " + entry.getType());
            }
            fillLogEntryPeers(entry, logEntry);
        } else if (entry.getType() == EnumOutter.EntryType.ENTRY_TYPE_CONFIGURATION) {
            throw new IllegalStateException("Invalid log entry that contains zero peers but is ENTRY_TYPE_CONFIGURATION type");
        }
        return logEntry;
    }
    return null;
}

Example 15 with LogEntry

use of com.alipay.sofa.jraft.entity.LogEntry in project sofa-jraft by sofastack.

the class NodeImpl method executeApplyingTasks.

private void executeApplyingTasks(final List<LogEntryAndClosure> tasks) {
    this.writeLock.lock();
    try {
        final int size = tasks.size();
        if (this.state != State.STATE_LEADER) {
            final Status st = new Status();
            if (this.state != State.STATE_TRANSFERRING) {
                st.setError(RaftError.EPERM, "Is not leader.");
            } else {
                st.setError(RaftError.EBUSY, "Is transferring leadership.");
            }
            LOG.debug("Node {} can't apply, status={}.", getNodeId(), st);
            final List<Closure> dones = tasks.stream().map(ele -> ele.done).collect(Collectors.toList());
            Utils.runInThread(() -> {
                for (final Closure done : dones) {
                    done.run(st);
                }
            });
            return;
        }
        final List<LogEntry> entries = new ArrayList<>(size);
        for (int i = 0; i < size; i++) {
            final LogEntryAndClosure task = tasks.get(i);
            if (task.expectedTerm != -1 && task.expectedTerm != this.currTerm) {
                LOG.debug("Node {} can't apply task whose expectedTerm={} doesn't match currTerm={}.", getNodeId(), task.expectedTerm, this.currTerm);
                if (task.done != null) {
                    final Status st = new Status(RaftError.EPERM, "expected_term=%d doesn't match current_term=%d", task.expectedTerm, this.currTerm);
                    Utils.runClosureInThread(task.done, st);
                    task.reset();
                }
                continue;
            }
            if (!this.ballotBox.appendPendingTask(this.conf.getConf(), this.conf.isStable() ? null : this.conf.getOldConf(), task.done)) {
                Utils.runClosureInThread(task.done, new Status(RaftError.EINTERNAL, "Fail to append task."));
                task.reset();
                continue;
            }
            // set task entry info before adding to list.
            task.entry.getId().setTerm(this.currTerm);
            task.entry.setType(EnumOutter.EntryType.ENTRY_TYPE_DATA);
            entries.add(task.entry);
            task.reset();
        }
        this.logManager.appendEntries(entries, new LeaderStableClosure(entries));
        // update conf.first
        checkAndSetConfiguration(true);
    } finally {
        this.writeLock.unlock();
    }
}