Examples with RaftException org.apache.ignite.raft.jraft.rpc.impl.RaftException used on opensource projects

Example 1 with RaftException

use of org.apache.ignite.raft.jraft.rpc.impl.RaftException in project ignite-3 by apache.

the class ItJraftCounterServerTest method testCreateSnapshotAbnormalFailure.

@Test
public void testCreateSnapshotAbnormalFailure() throws Exception {
    listenerFactory = () -> new CounterListener() {

        @Override
        public void onSnapshotSave(Path path, Consumer<Throwable> doneClo) {
            doneClo.accept(new IgniteInternalException("Very bad"));
        }
    };
    startCluster();
    RaftGroupService client1 = clients.get(0);
    RaftGroupService client2 = clients.get(1);
    client1.refreshLeader().get();
    client2.refreshLeader().get();
    long val = applyIncrements(client1, 1, 10);
    assertEquals(sum(10), val);
    Peer peer = servers.get(0).localPeer(COUNTER_GROUP_0);
    try {
        client1.snapshot(peer).get();
        fail();
    } catch (Exception e) {
        assertTrue(e.getCause() instanceof RaftException);
    }
}

Example 2 with RaftException

use of org.apache.ignite.raft.jraft.rpc.impl.RaftException in project ignite-3 by apache.

the class ItJraftCounterServerTest method testCreateSnapshotGracefulFailure.

@Test
public void testCreateSnapshotGracefulFailure() throws Exception {
    listenerFactory = () -> new CounterListener() {

        @Override
        public void onSnapshotSave(Path path, Consumer<Throwable> doneClo) {
            doneClo.accept(new IgniteInternalException("Very bad"));
        }
    };
    startCluster();
    RaftGroupService client1 = clients.get(0);
    RaftGroupService client2 = clients.get(1);
    client1.refreshLeader().get();
    client2.refreshLeader().get();
    RaftServer server = servers.get(0);
    Peer peer = server.localPeer(COUNTER_GROUP_0);
    long val = applyIncrements(client1, 1, 10);
    assertEquals(sum(10), val);
    try {
        client1.snapshot(peer).get();
        fail();
    } catch (Exception e) {
        assertTrue(e.getCause() instanceof RaftException);
    }
}

Example 3 with RaftException

use of org.apache.ignite.raft.jraft.rpc.impl.RaftException in project ignite-3 by apache.

the class ItJraftCounterServerTest method testApplyWithFailure.

/**
 * Tests if a raft group become unavailable in case of a critical error.
 */
@Test
public void testApplyWithFailure() throws Exception {
    listenerFactory = () -> new CounterListener() {

        @Override
        public void onWrite(Iterator<CommandClosure<WriteCommand>> iterator) {
            Iterator<CommandClosure<WriteCommand>> wrapper = new Iterator<>() {

                @Override
                public boolean hasNext() {
                    return iterator.hasNext();
                }

                @Override
                public CommandClosure<WriteCommand> next() {
                    CommandClosure<WriteCommand> cmd = iterator.next();
                    IncrementAndGetCommand command = (IncrementAndGetCommand) cmd.command();
                    if (command.delta() == 10) {
                        throw new IgniteInternalException("Very bad");
                    }
                    return cmd;
                }
            };
            super.onWrite(wrapper);
        }
    };
    startCluster();
    RaftGroupService client1 = clients.get(0);
    RaftGroupService client2 = clients.get(1);
    client1.refreshLeader().get();
    client2.refreshLeader().get();
    NodeImpl leader = servers.stream().map(s -> ((NodeImpl) s.raftGroupService(COUNTER_GROUP_0).getRaftNode())).filter(n -> n.getState() == STATE_LEADER).findFirst().orElse(null);
    assertNotNull(leader);
    long val1 = applyIncrements(client1, 1, 5);
    long val2 = applyIncrements(client2, 1, 7);
    assertEquals(sum(5), val1);
    assertEquals(sum(7), val2);
    long val3 = applyIncrements(client1, 6, 9);
    assertEquals(sum(9), val3);
    try {
        client1.<Long>run(new IncrementAndGetCommand(10)).get();
        fail();
    } catch (Exception e) {
        // Expected.
        Throwable cause = e.getCause();
        assertTrue(cause instanceof RaftException);
    }
    NodeImpl finalLeader = leader;
    waitForCondition(() -> finalLeader.getState() == STATE_ERROR, 5_000);
    // Client can't switch to new leader, because only one peer in the list.
    try {
        client1.<Long>run(new IncrementAndGetCommand(11)).get();
    } catch (Exception e) {
        boolean isValid = e.getCause() instanceof TimeoutException;
        if (!isValid) {
            LOG.error("Got unexpected exception", e);
        }
        assertTrue(isValid, "Expecting the timeout");
    }
}

Example 4 with RaftException

use of org.apache.ignite.raft.jraft.rpc.impl.RaftException in project ignite-3 by apache.

the class RaftGroupServiceTest method testSnapshotExecutionFailedResponse.

/**
 * @throws Exception If failed.
 */
@Test
public void testSnapshotExecutionFailedResponse() throws Exception {
    String groupId = "test";
    mockSnapshotRequest(0);
    RaftGroupService service = RaftGroupServiceImpl.start(groupId, cluster, FACTORY, TIMEOUT, NODES, false, DELAY, executor).get(3, TimeUnit.SECONDS);
    var addr = new NetworkAddress("localhost", 8082);
    CompletableFuture<Void> fut = service.snapshot(new Peer(addr));
    try {
        fut.get();
        fail();
    } catch (ExecutionException e) {
        assertTrue(e.getCause() instanceof RaftException);
    }
}