Examples with Configuration com.alipay.sofa.jraft.conf.Configuration used on opensource projects

Example 6 with Configuration

use of com.alipay.sofa.jraft.conf.Configuration in project sofa-jraft by sofastack.

the class RouteTable method getConfiguration.

/**
 * Get the configuration by groupId, returns null when not found.
 *
 * @param groupId raft group id
 * @return configuration of the group id
 */
public Configuration getConfiguration(final String groupId) {
    Requires.requireTrue(!StringUtils.isBlank(groupId), "Blank group id");
    final GroupConf gc = this.groupConfTable.get(groupId);
    if (gc == null) {
        return null;
    }
    final StampedLock stampedLock = gc.stampedLock;
    long stamp = stampedLock.tryOptimisticRead();
    Configuration conf = gc.conf;
    if (!stampedLock.validate(stamp)) {
        stamp = stampedLock.readLock();
        try {
            conf = gc.conf;
        } finally {
            stampedLock.unlockRead(stamp);
        }
    }
    return conf;
}

Example 7 with Configuration

use of com.alipay.sofa.jraft.conf.Configuration in project sofa-jraft by sofastack.

the class StoreEngine method inConfiguration.

private boolean inConfiguration(final String curr, final String all) {
    final PeerId currPeer = new PeerId();
    if (!currPeer.parse(curr)) {
        return false;
    }
    final Configuration allConf = new Configuration();
    if (!allConf.parse(all)) {
        return false;
    }
    return allConf.contains(currPeer) || allConf.getLearners().contains(currPeer);
}

Example 8 with Configuration

use of com.alipay.sofa.jraft.conf.Configuration in project sofa-jraft by sofastack.

the class RegionEngine method init.

@Override
public synchronized boolean init(final RegionEngineOptions opts) {
    if (this.started) {
        LOG.info("[RegionEngine: {}] already started.", this.region);
        return true;
    }
    this.regionOpts = Requires.requireNonNull(opts, "opts");
    this.fsm = new KVStoreStateMachine(this.region, this.storeEngine);
    // node options
    NodeOptions nodeOpts = opts.getNodeOptions();
    if (nodeOpts == null) {
        nodeOpts = new NodeOptions();
    }
    final long metricsReportPeriod = opts.getMetricsReportPeriod();
    if (metricsReportPeriod > 0) {
        // metricsReportPeriod > 0 means enable metrics
        nodeOpts.setEnableMetrics(true);
    }
    final Configuration initialConf = new Configuration();
    if (!initialConf.parse(opts.getInitialServerList())) {
        LOG.error("Fail to parse initial configuration {}.", opts.getInitialServerList());
        return false;
    }
    nodeOpts.setInitialConf(initialConf);
    nodeOpts.setFsm(this.fsm);
    final String raftDataPath = opts.getRaftDataPath();
    try {
        FileUtils.forceMkdir(new File(raftDataPath));
    } catch (final Throwable t) {
        LOG.error("Fail to make dir for raftDataPath {}.", raftDataPath);
        return false;
    }
    if (Strings.isBlank(nodeOpts.getLogUri())) {
        final Path logUri = Paths.get(raftDataPath, "log");
        nodeOpts.setLogUri(logUri.toString());
    }
    if (Strings.isBlank(nodeOpts.getRaftMetaUri())) {
        final Path meteUri = Paths.get(raftDataPath, "meta");
        nodeOpts.setRaftMetaUri(meteUri.toString());
    }
    if (Strings.isBlank(nodeOpts.getSnapshotUri())) {
        final Path snapshotUri = Paths.get(raftDataPath, "snapshot");
        nodeOpts.setSnapshotUri(snapshotUri.toString());
    }
    LOG.info("[RegionEngine: {}], log uri: {}, raft meta uri: {}, snapshot uri: {}.", this.region, nodeOpts.getLogUri(), nodeOpts.getRaftMetaUri(), nodeOpts.getSnapshotUri());
    final Endpoint serverAddress = opts.getServerAddress();
    final PeerId serverId = new PeerId(serverAddress, 0);
    final RpcServer rpcServer = this.storeEngine.getRpcServer();
    this.raftGroupService = new RaftGroupService(opts.getRaftGroupId(), serverId, nodeOpts, rpcServer, true);
    this.node = this.raftGroupService.start(false);
    RouteTable.getInstance().updateConfiguration(this.raftGroupService.getGroupId(), nodeOpts.getInitialConf());
    if (this.node != null) {
        final RawKVStore rawKVStore = this.storeEngine.getRawKVStore();
        final Executor readIndexExecutor = this.storeEngine.getReadIndexExecutor();
        this.raftRawKVStore = new RaftRawKVStore(this.node, rawKVStore, readIndexExecutor);
        this.metricsRawKVStore = new MetricsRawKVStore(this.region.getId(), this.raftRawKVStore);
        // metrics config
        if (this.regionMetricsReporter == null && metricsReportPeriod > 0) {
            final MetricRegistry metricRegistry = this.node.getNodeMetrics().getMetricRegistry();
            if (metricRegistry != null) {
                final ScheduledExecutorService scheduler = this.storeEngine.getMetricsScheduler();
                // start raft node metrics reporter
                this.regionMetricsReporter = // 
                Slf4jReporter.forRegistry(metricRegistry).prefixedWith(// 
                "region_" + this.region.getId()).withLoggingLevel(// 
                Slf4jReporter.LoggingLevel.INFO).outputTo(// 
                LOG).scheduleOn(// 
                scheduler).shutdownExecutorOnStop(// 
                scheduler != null).build();
                this.regionMetricsReporter.start(metricsReportPeriod, TimeUnit.SECONDS);
            }
        }
        this.started = true;
        LOG.info("[RegionEngine] start successfully: {}.", this);
    }
    return this.started;
}

Example 9 with Configuration

use of com.alipay.sofa.jraft.conf.Configuration in project sofa-jraft by sofastack.

the class TestCluster method start.

public boolean start(final Endpoint listenAddr, final boolean emptyPeers, final int snapshotIntervalSecs, final boolean enableMetrics, final SnapshotThrottle snapshotThrottle, final RaftOptions raftOptions) throws IOException {
    if (this.serverMap.get(listenAddr.toString()) != null) {
        return true;
    }
    final NodeOptions nodeOptions = new NodeOptions();
    nodeOptions.setElectionTimeoutMs(this.electionTimeoutMs);
    nodeOptions.setEnableMetrics(enableMetrics);
    nodeOptions.setSnapshotThrottle(snapshotThrottle);
    nodeOptions.setSnapshotIntervalSecs(snapshotIntervalSecs);
    if (raftOptions != null) {
        nodeOptions.setRaftOptions(raftOptions);
    }
    final String serverDataPath = this.dataPath + File.separator + listenAddr.toString().replace(':', '_');
    FileUtils.forceMkdir(new File(serverDataPath));
    nodeOptions.setLogUri(serverDataPath + File.separator + "logs");
    nodeOptions.setRaftMetaUri(serverDataPath + File.separator + "meta");
    nodeOptions.setSnapshotUri(serverDataPath + File.separator + "snapshot");
    final MockStateMachine fsm = new MockStateMachine(listenAddr);
    nodeOptions.setFsm(fsm);
    if (!emptyPeers) {
        nodeOptions.setInitialConf(new Configuration(this.peers, this.learners));
    }
    final RpcServer rpcServer = RaftRpcServerFactory.createRaftRpcServer(listenAddr);
    final RaftGroupService server = new RaftGroupService(this.name, new PeerId(listenAddr, 0), nodeOptions, rpcServer);
    this.lock.lock();
    try {
        if (this.serverMap.put(listenAddr.toString(), server) == null) {
            final Node node = server.start();
            this.fsms.put(new PeerId(listenAddr, 0), fsm);
            this.nodes.add((NodeImpl) node);
            return true;
        }
    } finally {
        this.lock.unlock();
    }
    return false;
}

Example 10 with Configuration

use of com.alipay.sofa.jraft.conf.Configuration in project sofa-jraft by sofastack.

the class NodeTest method testNodeTaskOverload.

@Test
public void testNodeTaskOverload() throws Exception {
    final Endpoint addr = new Endpoint(TestUtils.getMyIp(), TestUtils.INIT_PORT);
    final PeerId peer = new PeerId(addr, 0);
    NodeManager.getInstance().addAddress(addr);
    final NodeOptions nodeOptions = createNodeOptionsWithSharedTimer();
    final RaftOptions raftOptions = new RaftOptions();
    raftOptions.setDisruptorBufferSize(2);
    nodeOptions.setRaftOptions(raftOptions);
    final MockStateMachine fsm = new MockStateMachine(addr);
    nodeOptions.setFsm(fsm);
    nodeOptions.setLogUri(this.dataPath + File.separator + "log");
    nodeOptions.setRaftMetaUri(this.dataPath + File.separator + "meta");
    nodeOptions.setSnapshotUri(this.dataPath + File.separator + "snapshot");
    nodeOptions.setInitialConf(new Configuration(Collections.singletonList(peer)));
    final Node node = new NodeImpl("unittest", peer);
    assertTrue(node.init(nodeOptions));
    assertEquals(1, node.listPeers().size());
    assertTrue(node.listPeers().contains(peer));
    while (!node.isLeader()) {
        ;
    }
    final List<Task> tasks = new ArrayList<>();
    final AtomicInteger c = new AtomicInteger(0);
    for (int i = 0; i < 10; i++) {
        final ByteBuffer data = ByteBuffer.wrap(("hello" + i).getBytes());
        final Task task = new Task(data, new JoinableClosure(status -> {
            System.out.println(status);
            if (!status.isOk()) {
                assertTrue(status.getRaftError() == RaftError.EBUSY || status.getRaftError() == RaftError.EPERM);
            }
            c.incrementAndGet();
        }));
        node.apply(task);
        tasks.add(task);
    }
    try {
        Task.joinAll(tasks, TimeUnit.SECONDS.toMillis(30));
        assertEquals(10, c.get());
    } finally {
        node.shutdown();
        node.join();
    }
}