Examples with RaftGroupService org.apache.ignite.raft.jraft.RaftGroupService used on opensource projects

Example 1 with RaftGroupService

use of org.apache.ignite.raft.jraft.RaftGroupService in project ignite-3 by apache.

the class ItNodeTest method testBootStrapWithSnapshot.

@Test
public void testBootStrapWithSnapshot() throws Exception {
    Endpoint addr = new Endpoint("127.0.0.1", 5006);
    MockStateMachine fsm = new MockStateMachine(addr);
    for (char ch = 'a'; ch <= 'z'; ch++) fsm.getLogs().add(ByteBuffer.wrap(new byte[] { (byte) ch }));
    BootstrapOptions opts = new BootstrapOptions();
    opts.setServiceFactory(new DefaultJRaftServiceFactory());
    opts.setLastLogIndex(fsm.getLogs().size());
    opts.setRaftMetaUri(dataPath + File.separator + "meta");
    opts.setLogUri(dataPath + File.separator + "log");
    opts.setSnapshotUri(dataPath + File.separator + "snapshot");
    opts.setGroupConf(JRaftUtils.getConfiguration("127.0.0.1:5006"));
    opts.setFsm(fsm);
    NodeOptions nodeOpts = createNodeOptions();
    opts.setNodeOptions(nodeOpts);
    assertTrue(JRaftUtils.bootstrap(opts));
    nodeOpts.setRaftMetaUri(dataPath + File.separator + "meta");
    nodeOpts.setLogUri(dataPath + File.separator + "log");
    nodeOpts.setSnapshotUri(dataPath + File.separator + "snapshot");
    nodeOpts.setFsm(fsm);
    RaftGroupService service = createService("test", new PeerId(addr, 0), nodeOpts);
    Node node = service.start();
    assertEquals(26, fsm.getLogs().size());
    for (int i = 0; i < 26; i++) assertEquals('a' + i, fsm.getLogs().get(i).get());
    // Group configuration will be restored from snapshot meta.
    while (!node.isLeader()) Thread.sleep(20);
    sendTestTaskAndWait(node);
    assertEquals(36, fsm.getLogs().size());
}

Example 2 with RaftGroupService

use of org.apache.ignite.raft.jraft.RaftGroupService in project ignite-3 by apache.

the class ItNodeTest method testNodeTaskOverload.

@Test
public void testNodeTaskOverload() throws Exception {
    Endpoint addr = new Endpoint(TestUtils.getLocalAddress(), TestUtils.INIT_PORT);
    PeerId peer = new PeerId(addr, 0);
    NodeOptions nodeOptions = createNodeOptions();
    RaftOptions raftOptions = new RaftOptions();
    raftOptions.setDisruptorBufferSize(2);
    nodeOptions.setRaftOptions(raftOptions);
    MockStateMachine fsm = new MockStateMachine(addr);
    nodeOptions.setFsm(fsm);
    nodeOptions.setLogUri(dataPath + File.separator + "log");
    nodeOptions.setRaftMetaUri(dataPath + File.separator + "meta");
    nodeOptions.setSnapshotUri(dataPath + File.separator + "snapshot");
    nodeOptions.setInitialConf(new Configuration(Collections.singletonList(peer)));
    RaftGroupService service = createService("unittest", new PeerId(addr, 0), nodeOptions);
    Node node = service.start();
    assertEquals(1, node.listPeers().size());
    assertTrue(node.listPeers().contains(peer));
    while (!node.isLeader()) ;
    List<Task> tasks = new ArrayList<>();
    AtomicInteger c = new AtomicInteger(0);
    for (int i = 0; i < 10; i++) {
        ByteBuffer data = ByteBuffer.wrap(("hello" + i).getBytes(UTF_8));
        int finalI = i;
        Task task = new Task(data, new JoinableClosure(status -> {
            LOG.info("{} i={}", status, finalI);
            if (!status.isOk()) {
                assertTrue(status.getRaftError() == RaftError.EBUSY || status.getRaftError() == RaftError.EPERM);
            }
            c.incrementAndGet();
        }));
        node.apply(task);
        tasks.add(task);
    }
    Task.joinAll(tasks, TimeUnit.SECONDS.toMillis(30));
    assertEquals(10, c.get());
}

Example 3 with RaftGroupService

use of org.apache.ignite.raft.jraft.RaftGroupService in project ignite-3 by apache.

the class ItNodeTest method testAutoSnapshot.

@Test
public void testAutoSnapshot() throws Exception {
    Endpoint addr = new Endpoint(TestUtils.getLocalAddress(), TestUtils.INIT_PORT);
    NodeOptions nodeOptions = createNodeOptions();
    MockStateMachine fsm = new MockStateMachine(addr);
    nodeOptions.setFsm(fsm);
    nodeOptions.setLogUri(dataPath + File.separator + "log");
    nodeOptions.setSnapshotUri(dataPath + File.separator + "snapshot");
    nodeOptions.setRaftMetaUri(dataPath + File.separator + "meta");
    nodeOptions.setSnapshotIntervalSecs(10);
    nodeOptions.setInitialConf(new Configuration(Collections.singletonList(new PeerId(addr, 0))));
    RaftGroupService service = createService("unittest", new PeerId(addr, 0), nodeOptions);
    Node node = service.start();
    // wait node elect self as leader
    Thread.sleep(2000);
    sendTestTaskAndWait(node);
    // wait for auto snapshot
    Thread.sleep(10000);
    // first snapshot will be triggered randomly
    int times = fsm.getSaveSnapshotTimes();
    assertTrue(times >= 1, "snapshotTimes=" + times);
    assertTrue(fsm.getSnapshotIndex() > 0);
}

Example 4 with RaftGroupService

use of org.apache.ignite.raft.jraft.RaftGroupService in project ignite-3 by apache.

the class TestCluster method stop.

public boolean stop(Endpoint listenAddr) throws InterruptedException {
    removeNode(listenAddr);
    RaftGroupService raftGroupService = this.serverMap.remove(listenAddr);
    raftGroupService.shutdown();
    return true;
}

Example 5 with RaftGroupService

use of org.apache.ignite.raft.jraft.RaftGroupService in project ignite-3 by apache.

the class ItNodeTest method testBootStrapWithoutSnapshot.

@Test
public void testBootStrapWithoutSnapshot() throws Exception {
    Endpoint addr = new Endpoint("127.0.0.1", 5006);
    MockStateMachine fsm = new MockStateMachine(addr);
    BootstrapOptions opts = new BootstrapOptions();
    opts.setServiceFactory(new DefaultJRaftServiceFactory());
    opts.setLastLogIndex(0);
    opts.setRaftMetaUri(dataPath + File.separator + "meta");
    opts.setLogUri(dataPath + File.separator + "log");
    opts.setSnapshotUri(dataPath + File.separator + "snapshot");
    opts.setGroupConf(JRaftUtils.getConfiguration("127.0.0.1:5006"));
    opts.setFsm(fsm);
    NodeOptions nodeOpts = createNodeOptions();
    opts.setNodeOptions(nodeOpts);
    assertTrue(JRaftUtils.bootstrap(opts));
    nodeOpts.setRaftMetaUri(dataPath + File.separator + "meta");
    nodeOpts.setLogUri(dataPath + File.separator + "log");
    nodeOpts.setSnapshotUri(dataPath + File.separator + "snapshot");
    nodeOpts.setFsm(fsm);
    RaftGroupService service = createService("test", new PeerId(addr, 0), nodeOpts);
    Node node = service.start();
    while (!node.isLeader()) Thread.sleep(20);
    sendTestTaskAndWait(node);
    assertEquals(10, fsm.getLogs().size());
}