Examples with ShardNotFoundException org.elasticsearch.index.shard.ShardNotFoundException used on opensource projects

Example 1 with ShardNotFoundException

use of org.elasticsearch.index.shard.ShardNotFoundException in project elasticsearch by elastic.

the class SyncedFlushService method getShardRoutingTable.

final IndexShardRoutingTable getShardRoutingTable(ShardId shardId, ClusterState state) {
    final IndexRoutingTable indexRoutingTable = state.routingTable().index(shardId.getIndexName());
    if (indexRoutingTable == null) {
        IndexMetaData index = state.getMetaData().index(shardId.getIndex());
        if (index != null && index.getState() == IndexMetaData.State.CLOSE) {
            throw new IndexClosedException(shardId.getIndex());
        }
        throw new IndexNotFoundException(shardId.getIndexName());
    }
    final IndexShardRoutingTable shardRoutingTable = indexRoutingTable.shard(shardId.id());
    if (shardRoutingTable == null) {
        throw new ShardNotFoundException(shardId);
    }
    return shardRoutingTable;
}

Example 2 with ShardNotFoundException

use of org.elasticsearch.index.shard.ShardNotFoundException in project elasticsearch by elastic.

the class PeerRecoveryTargetService method doRecovery.

private void doRecovery(final long recoveryId) {
    final StartRecoveryRequest request;
    final CancellableThreads cancellableThreads;
    final RecoveryState.Timer timer;
    try (RecoveryRef recoveryRef = onGoingRecoveries.getRecovery(recoveryId)) {
        if (recoveryRef == null) {
            logger.trace("not running recovery with id [{}] - can not find it (probably finished)", recoveryId);
            return;
        }
        final RecoveryTarget recoveryTarget = recoveryRef.target();
        cancellableThreads = recoveryTarget.cancellableThreads();
        timer = recoveryTarget.state().getTimer();
        try {
            assert recoveryTarget.sourceNode() != null : "can not do a recovery without a source node";
            request = getStartRecoveryRequest(recoveryTarget);
            logger.trace("{} preparing shard for peer recovery", recoveryTarget.shardId());
            recoveryTarget.indexShard().prepareForIndexRecovery();
        } catch (final Exception e) {
            // this will be logged as warning later on...
            logger.trace("unexpected error while preparing shard for peer recovery, failing recovery", e);
            onGoingRecoveries.failRecovery(recoveryId, new RecoveryFailedException(recoveryTarget.state(), "failed to prepare shard for recovery", e), true);
            return;
        }
    }
    try {
        logger.trace("{} starting recovery from {}", request.shardId(), request.sourceNode());
        final AtomicReference<RecoveryResponse> responseHolder = new AtomicReference<>();
        cancellableThreads.execute(() -> responseHolder.set(transportService.submitRequest(request.sourceNode(), PeerRecoverySourceService.Actions.START_RECOVERY, request, new FutureTransportResponseHandler<RecoveryResponse>() {

            @Override
            public RecoveryResponse newInstance() {
                return new RecoveryResponse();
            }
        }).txGet()));
        final RecoveryResponse recoveryResponse = responseHolder.get();
        final TimeValue recoveryTime = new TimeValue(timer.time());
        // do this through ongoing recoveries to remove it from the collection
        onGoingRecoveries.markRecoveryAsDone(recoveryId);
        if (logger.isTraceEnabled()) {
            StringBuilder sb = new StringBuilder();
            sb.append('[').append(request.shardId().getIndex().getName()).append(']').append('[').append(request.shardId().id()).append("] ");
            sb.append("recovery completed from ").append(request.sourceNode()).append(", took[").append(recoveryTime).append("]\n");
            sb.append("   phase1: recovered_files [").append(recoveryResponse.phase1FileNames.size()).append("]").append(" with " + "total_size of [").append(new ByteSizeValue(recoveryResponse.phase1TotalSize)).append("]").append(", took [").append(timeValueMillis(recoveryResponse.phase1Time)).append("], throttling_wait [").append(timeValueMillis(recoveryResponse.phase1ThrottlingWaitTime)).append(']').append("\n");
            sb.append("         : reusing_files   [").append(recoveryResponse.phase1ExistingFileNames.size()).append("] with " + "total_size of [").append(new ByteSizeValue(recoveryResponse.phase1ExistingTotalSize)).append("]\n");
            sb.append("   phase2: start took [").append(timeValueMillis(recoveryResponse.startTime)).append("]\n");
            sb.append("         : recovered [").append(recoveryResponse.phase2Operations).append("]").append(" transaction log " + "operations").append(", took [").append(timeValueMillis(recoveryResponse.phase2Time)).append("]").append("\n");
            logger.trace("{}", sb);
        } else {
            logger.debug("{} recovery done from [{}], took [{}]", request.shardId(), request.sourceNode(), recoveryTime);
        }
    } catch (CancellableThreads.ExecutionCancelledException e) {
        logger.trace("recovery cancelled", e);
    } catch (Exception e) {
        if (logger.isTraceEnabled()) {
            logger.trace((Supplier<?>) () -> new ParameterizedMessage("[{}][{}] Got exception on recovery", request.shardId().getIndex().getName(), request.shardId().id()), e);
        }
        Throwable cause = ExceptionsHelper.unwrapCause(e);
        if (cause instanceof CancellableThreads.ExecutionCancelledException) {
            // this can also come from the source wrapped in a RemoteTransportException
            onGoingRecoveries.failRecovery(recoveryId, new RecoveryFailedException(request, "source has canceled the recovery", cause), false);
            return;
        }
        if (cause instanceof RecoveryEngineException) {
            // unwrap an exception that was thrown as part of the recovery
            cause = cause.getCause();
        }
        // do it twice, in case we have double transport exception
        cause = ExceptionsHelper.unwrapCause(cause);
        if (cause instanceof RecoveryEngineException) {
            // unwrap an exception that was thrown as part of the recovery
            cause = cause.getCause();
        }
        if (cause instanceof IllegalIndexShardStateException || cause instanceof IndexNotFoundException || cause instanceof ShardNotFoundException) {
            // if the target is not ready yet, retry
            retryRecovery(recoveryId, "remote shard not ready", recoverySettings.retryDelayStateSync(), recoverySettings.activityTimeout());
            return;
        }
        if (cause instanceof DelayRecoveryException) {
            retryRecovery(recoveryId, cause, recoverySettings.retryDelayStateSync(), recoverySettings.activityTimeout());
            return;
        }
        if (cause instanceof ConnectTransportException) {
            logger.debug("delaying recovery of {} for [{}] due to networking error [{}]", request.shardId(), recoverySettings.retryDelayNetwork(), cause.getMessage());
            retryRecovery(recoveryId, cause.getMessage(), recoverySettings.retryDelayNetwork(), recoverySettings.activityTimeout());
            return;
        }
        if (cause instanceof AlreadyClosedException) {
            onGoingRecoveries.failRecovery(recoveryId, new RecoveryFailedException(request, "source shard is closed", cause), false);
            return;
        }
        onGoingRecoveries.failRecovery(recoveryId, new RecoveryFailedException(request, e), true);
    }
}

Example 3 with ShardNotFoundException

use of org.elasticsearch.index.shard.ShardNotFoundException in project elasticsearch by elastic.

the class TransportReplicationActionTests method mockIndexShard.

private IndexShard mockIndexShard(ShardId shardId, ClusterService clusterService) {
    final IndexShard indexShard = mock(IndexShard.class);
    doAnswer(invocation -> {
        ActionListener<Releasable> callback = (ActionListener<Releasable>) invocation.getArguments()[0];
        count.incrementAndGet();
        callback.onResponse(count::decrementAndGet);
        return null;
    }).when(indexShard).acquirePrimaryOperationLock(any(ActionListener.class), anyString());
    doAnswer(invocation -> {
        long term = (Long) invocation.getArguments()[0];
        ActionListener<Releasable> callback = (ActionListener<Releasable>) invocation.getArguments()[1];
        final long primaryTerm = indexShard.getPrimaryTerm();
        if (term < primaryTerm) {
            throw new IllegalArgumentException(String.format(Locale.ROOT, "%s operation term [%d] is too old (current [%d])", shardId, term, primaryTerm));
        }
        count.incrementAndGet();
        callback.onResponse(count::decrementAndGet);
        return null;
    }).when(indexShard).acquireReplicaOperationLock(anyLong(), any(ActionListener.class), anyString());
    when(indexShard.routingEntry()).thenAnswer(invocationOnMock -> {
        final ClusterState state = clusterService.state();
        final RoutingNode node = state.getRoutingNodes().node(state.nodes().getLocalNodeId());
        final ShardRouting routing = node.getByShardId(shardId);
        if (routing == null) {
            throw new ShardNotFoundException(shardId, "shard is no longer assigned to current node");
        }
        return routing;
    });
    when(indexShard.state()).thenAnswer(invocationOnMock -> isRelocated.get() ? IndexShardState.RELOCATED : IndexShardState.STARTED);
    doThrow(new AssertionError("failed shard is not supported")).when(indexShard).failShard(anyString(), any(Exception.class));
    when(indexShard.getPrimaryTerm()).thenAnswer(i -> clusterService.state().metaData().getIndexSafe(shardId.getIndex()).primaryTerm(shardId.id()));
    return indexShard;
}

Example 4 with ShardNotFoundException

use of org.elasticsearch.index.shard.ShardNotFoundException in project elasticsearch by elastic.

the class TransportWriteActionTests method mockIndexShard.

private IndexShard mockIndexShard(ShardId shardId, ClusterService clusterService) {
    final IndexShard indexShard = mock(IndexShard.class);
    doAnswer(invocation -> {
        ActionListener<Releasable> callback = (ActionListener<Releasable>) invocation.getArguments()[0];
        count.incrementAndGet();
        callback.onResponse(count::decrementAndGet);
        return null;
    }).when(indexShard).acquirePrimaryOperationLock(any(ActionListener.class), anyString());
    doAnswer(invocation -> {
        long term = (Long) invocation.getArguments()[0];
        ActionListener<Releasable> callback = (ActionListener<Releasable>) invocation.getArguments()[1];
        final long primaryTerm = indexShard.getPrimaryTerm();
        if (term < primaryTerm) {
            throw new IllegalArgumentException(String.format(Locale.ROOT, "%s operation term [%d] is too old (current [%d])", shardId, term, primaryTerm));
        }
        count.incrementAndGet();
        callback.onResponse(count::decrementAndGet);
        return null;
    }).when(indexShard).acquireReplicaOperationLock(anyLong(), any(ActionListener.class), anyString());
    when(indexShard.routingEntry()).thenAnswer(invocationOnMock -> {
        final ClusterState state = clusterService.state();
        final RoutingNode node = state.getRoutingNodes().node(state.nodes().getLocalNodeId());
        final ShardRouting routing = node.getByShardId(shardId);
        if (routing == null) {
            throw new ShardNotFoundException(shardId, "shard is no longer assigned to current node");
        }
        return routing;
    });
    when(indexShard.state()).thenAnswer(invocationOnMock -> isRelocated.get() ? IndexShardState.RELOCATED : IndexShardState.STARTED);
    doThrow(new AssertionError("failed shard is not supported")).when(indexShard).failShard(anyString(), any(Exception.class));
    when(indexShard.getPrimaryTerm()).thenAnswer(i -> clusterService.state().metaData().getIndexSafe(shardId.getIndex()).primaryTerm(shardId.id()));
    return indexShard;
}

Example 5 with ShardNotFoundException

use of org.elasticsearch.index.shard.ShardNotFoundException in project elasticsearch by elastic.

the class AllocationCommandsTests method testAllocateCommand.

public void testAllocateCommand() {
    AllocationService allocation = createAllocationService(Settings.builder().put(EnableAllocationDecider.CLUSTER_ROUTING_ALLOCATION_ENABLE_SETTING.getKey(), "none").put(EnableAllocationDecider.CLUSTER_ROUTING_REBALANCE_ENABLE_SETTING.getKey(), "none").build());
    final String index = "test";
    logger.info("--> building initial routing table");
    MetaData metaData = MetaData.builder().put(IndexMetaData.builder(index).settings(settings(Version.CURRENT)).numberOfShards(1).numberOfReplicas(1).putInSyncAllocationIds(0, Collections.singleton("asdf")).putInSyncAllocationIds(1, Collections.singleton("qwertz"))).build();
    // shard routing is added as "from recovery" instead of "new index creation" so that we can test below that allocating an empty
    // primary with accept_data_loss flag set to false fails
    RoutingTable routingTable = RoutingTable.builder().addAsRecovery(metaData.index(index)).build();
    ClusterState clusterState = ClusterState.builder(org.elasticsearch.cluster.ClusterName.CLUSTER_NAME_SETTING.getDefault(Settings.EMPTY)).metaData(metaData).routingTable(routingTable).build();
    final ShardId shardId = new ShardId(metaData.index(index).getIndex(), 0);
    logger.info("--> adding 3 nodes on same rack and do rerouting");
    clusterState = ClusterState.builder(clusterState).nodes(DiscoveryNodes.builder().add(newNode("node1")).add(newNode("node2")).add(newNode("node3")).add(newNode("node4", singleton(DiscoveryNode.Role.MASTER)))).build();
    clusterState = allocation.reroute(clusterState, "reroute");
    assertThat(clusterState.getRoutingNodes().shardsWithState(INITIALIZING).size(), equalTo(0));
    logger.info("--> allocating to non-existent node, should fail");
    try {
        allocation.reroute(clusterState, new AllocationCommands(randomAllocateCommand(index, shardId.id(), "node42")), false, false);
        fail("expected IllegalArgumentException when allocating to non-existing node");
    } catch (IllegalArgumentException e) {
        assertThat(e.getMessage(), containsString("failed to resolve [node42], no matching nodes"));
    }
    logger.info("--> allocating to non-data node, should fail");
    try {
        allocation.reroute(clusterState, new AllocationCommands(randomAllocateCommand(index, shardId.id(), "node4")), false, false);
        fail("expected IllegalArgumentException when allocating to non-data node");
    } catch (IllegalArgumentException e) {
        assertThat(e.getMessage(), containsString("allocation can only be done on data nodes"));
    }
    logger.info("--> allocating non-existing shard, should fail");
    try {
        allocation.reroute(clusterState, new AllocationCommands(randomAllocateCommand("test", 1, "node2")), false, false);
        fail("expected ShardNotFoundException when allocating non-existing shard");
    } catch (ShardNotFoundException e) {
        assertThat(e.getMessage(), containsString("no such shard"));
    }
    logger.info("--> allocating non-existing index, should fail");
    try {
        allocation.reroute(clusterState, new AllocationCommands(randomAllocateCommand("test2", 0, "node2")), false, false);
        fail("expected ShardNotFoundException when allocating non-existing index");
    } catch (IndexNotFoundException e) {
        assertThat(e.getMessage(), containsString("no such index"));
    }
    logger.info("--> allocating empty primary with acceptDataLoss flag set to false");
    try {
        allocation.reroute(clusterState, new AllocationCommands(new AllocateEmptyPrimaryAllocationCommand("test", 0, "node1", false)), false, false);
        fail("expected IllegalArgumentException when allocating empty primary with acceptDataLoss flag set to false");
    } catch (IllegalArgumentException e) {
        assertThat(e.getMessage(), containsString("allocating an empty primary for " + shardId + " can result in data loss. Please confirm by setting the accept_data_loss parameter to true"));
    }
    logger.info("--> allocating stale primary with acceptDataLoss flag set to false");
    try {
        allocation.reroute(clusterState, new AllocationCommands(new AllocateStalePrimaryAllocationCommand(index, shardId.id(), "node1", false)), false, false);
        fail("expected IllegalArgumentException when allocating stale primary with acceptDataLoss flag set to false");
    } catch (IllegalArgumentException e) {
        assertThat(e.getMessage(), containsString("allocating an empty primary for " + shardId + " can result in data loss. Please confirm by setting the accept_data_loss parameter to true"));
    }
    logger.info("--> allocating empty primary with acceptDataLoss flag set to true");
    ClusterState newState = allocation.reroute(clusterState, new AllocationCommands(new AllocateEmptyPrimaryAllocationCommand("test", 0, "node1", true)), false, false).getClusterState();
    assertThat(newState, not(equalTo(clusterState)));
    clusterState = newState;
    assertThat(clusterState.getRoutingNodes().node("node1").size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node1").shardsWithState(INITIALIZING).size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node2").size(), equalTo(0));
    logger.info("--> start the primary shard");
    clusterState = allocation.applyStartedShards(clusterState, clusterState.getRoutingNodes().shardsWithState(INITIALIZING));
    assertThat(clusterState.getRoutingNodes().node("node1").size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node1").shardsWithState(STARTED).size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node2").size(), equalTo(0));
    logger.info("--> allocate the replica shard on the primary shard node, should fail");
    try {
        allocation.reroute(clusterState, new AllocationCommands(new AllocateReplicaAllocationCommand("test", 0, "node1")), false, false);
        fail("expected IllegalArgumentException when allocating replica shard on the primary shard node");
    } catch (IllegalArgumentException e) {
    }
    logger.info("--> allocate the replica shard on on the second node");
    newState = allocation.reroute(clusterState, new AllocationCommands(new AllocateReplicaAllocationCommand("test", 0, "node2")), false, false).getClusterState();
    assertThat(newState, not(equalTo(clusterState)));
    clusterState = newState;
    assertThat(clusterState.getRoutingNodes().node("node1").size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node1").shardsWithState(STARTED).size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node2").size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node2").shardsWithState(INITIALIZING).size(), equalTo(1));
    logger.info("--> start the replica shard");
    clusterState = allocation.applyStartedShards(clusterState, clusterState.getRoutingNodes().shardsWithState(INITIALIZING));
    assertThat(clusterState.getRoutingNodes().node("node1").size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node1").shardsWithState(STARTED).size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node2").size(), equalTo(1));
    assertThat(clusterState.getRoutingNodes().node("node2").shardsWithState(STARTED).size(), equalTo(1));
    logger.info("--> verify that we fail when there are no unassigned shards");
    try {
        allocation.reroute(clusterState, new AllocationCommands(randomAllocateCommand("test", 0, "node3")), false, false);
        fail("expected IllegalArgumentException when allocating shard while no unassigned shard available");
    } catch (IllegalArgumentException e) {
    }
}