Examples with Supplier org.apache.logging.log4j.util.Supplier used on opensource projects

Example 56 with Supplier

use of org.apache.logging.log4j.util.Supplier in project elasticsearch by elastic.

the class BlobStoreRepository method deleteSnapshot.

@Override
public void deleteSnapshot(SnapshotId snapshotId, long repositoryStateId) {
    if (isReadOnly()) {
        throw new RepositoryException(metadata.name(), "cannot delete snapshot from a readonly repository");
    }
    final RepositoryData repositoryData = getRepositoryData();
    List<String> indices = Collections.emptyList();
    SnapshotInfo snapshot = null;
    try {
        snapshot = getSnapshotInfo(snapshotId);
        indices = snapshot.indices();
    } catch (SnapshotMissingException ex) {
        throw ex;
    } catch (IllegalStateException | SnapshotException | ElasticsearchParseException ex) {
        logger.warn((Supplier<?>) () -> new ParameterizedMessage("cannot read snapshot file [{}]", snapshotId), ex);
    }
    MetaData metaData = null;
    try {
        if (snapshot != null) {
            metaData = readSnapshotMetaData(snapshotId, snapshot.version(), repositoryData.resolveIndices(indices), true);
        } else {
            metaData = readSnapshotMetaData(snapshotId, null, repositoryData.resolveIndices(indices), true);
        }
    } catch (IOException | SnapshotException ex) {
        logger.warn((Supplier<?>) () -> new ParameterizedMessage("cannot read metadata for snapshot [{}]", snapshotId), ex);
    }
    try {
        // Delete snapshot from the index file, since it is the maintainer of truth of active snapshots
        final RepositoryData updatedRepositoryData = repositoryData.removeSnapshot(snapshotId);
        writeIndexGen(updatedRepositoryData, repositoryStateId);
        // delete the snapshot file
        safeSnapshotBlobDelete(snapshot, snapshotId.getUUID());
        // delete the global metadata file
        safeGlobalMetaDataBlobDelete(snapshot, snapshotId.getUUID());
        // Now delete all indices
        for (String index : indices) {
            final IndexId indexId = repositoryData.resolveIndexId(index);
            BlobPath indexPath = basePath().add("indices").add(indexId.getId());
            BlobContainer indexMetaDataBlobContainer = blobStore().blobContainer(indexPath);
            try {
                indexMetaDataFormat.delete(indexMetaDataBlobContainer, snapshotId.getUUID());
            } catch (IOException ex) {
                logger.warn((Supplier<?>) () -> new ParameterizedMessage("[{}] failed to delete metadata for index [{}]", snapshotId, index), ex);
            }
            if (metaData != null) {
                IndexMetaData indexMetaData = metaData.index(index);
                if (indexMetaData != null) {
                    for (int shardId = 0; shardId < indexMetaData.getNumberOfShards(); shardId++) {
                        try {
                            delete(snapshotId, snapshot.version(), indexId, new ShardId(indexMetaData.getIndex(), shardId));
                        } catch (SnapshotException ex) {
                            final int finalShardId = shardId;
                            logger.warn((Supplier<?>) () -> new ParameterizedMessage("[{}] failed to delete shard data for shard [{}][{}]", snapshotId, index, finalShardId), ex);
                        }
                    }
                }
            }
        }
        // cleanup indices that are no longer part of the repository
        final Collection<IndexId> indicesToCleanUp = Sets.newHashSet(repositoryData.getIndices().values());
        indicesToCleanUp.removeAll(updatedRepositoryData.getIndices().values());
        final BlobContainer indicesBlobContainer = blobStore().blobContainer(basePath().add("indices"));
        for (final IndexId indexId : indicesToCleanUp) {
            try {
                indicesBlobContainer.deleteBlob(indexId.getId());
            } catch (DirectoryNotEmptyException dnee) {
                // if the directory isn't empty for some reason, it will fail to clean up;
                // we'll ignore that and accept that cleanup didn't fully succeed.
                // since we are using UUIDs for path names, this won't be an issue for
                // snapshotting indices of the same name
                logger.debug((Supplier<?>) () -> new ParameterizedMessage("[{}] index [{}] no longer part of any snapshots in the repository, but failed to clean up " + "its index folder due to the directory not being empty.", metadata.name(), indexId), dnee);
            } catch (IOException ioe) {
                // a different IOException occurred while trying to delete - will just log the issue for now
                logger.debug((Supplier<?>) () -> new ParameterizedMessage("[{}] index [{}] no longer part of any snapshots in the repository, but failed to clean up " + "its index folder.", metadata.name(), indexId), ioe);
            }
        }
    } catch (IOException ex) {
        throw new RepositoryException(metadata.name(), "failed to update snapshot in repository", ex);
    }
}

Example 57 with Supplier

use of org.apache.logging.log4j.util.Supplier in project elasticsearch by elastic.

the class BytesRestResponse method build.

private static XContentBuilder build(RestChannel channel, RestStatus status, Exception e) throws IOException {
    ToXContent.Params params = channel.request();
    if (params.paramAsBoolean("error_trace", !REST_EXCEPTION_SKIP_STACK_TRACE_DEFAULT)) {
        params = new ToXContent.DelegatingMapParams(singletonMap(REST_EXCEPTION_SKIP_STACK_TRACE, "false"), params);
    } else if (e != null) {
        Supplier<?> messageSupplier = () -> new ParameterizedMessage("path: {}, params: {}", channel.request().rawPath(), channel.request().params());
        if (status.getStatus() < 500) {
            SUPPRESSED_ERROR_LOGGER.debug(messageSupplier, e);
        } else {
            SUPPRESSED_ERROR_LOGGER.warn(messageSupplier, e);
        }
    }
    XContentBuilder builder = channel.newErrorBuilder().startObject();
    ElasticsearchException.generateFailureXContent(builder, params, e, channel.detailedErrorsEnabled());
    builder.field(STATUS, status.getStatus());
    builder.endObject();
    return builder;
}

Example 58 with Supplier

use of org.apache.logging.log4j.util.Supplier in project elasticsearch by elastic.

the class BlobStoreRepository method readSnapshotMetaData.

private MetaData readSnapshotMetaData(SnapshotId snapshotId, Version snapshotVersion, List<IndexId> indices, boolean ignoreIndexErrors) throws IOException {
    MetaData metaData;
    if (snapshotVersion == null) {
        // We can try detecting the version based on the metadata file format
        assert ignoreIndexErrors;
        if (globalMetaDataFormat.exists(snapshotsBlobContainer, snapshotId.getUUID())) {
            snapshotVersion = Version.CURRENT;
        } else {
            throw new SnapshotMissingException(metadata.name(), snapshotId);
        }
    }
    try {
        metaData = globalMetaDataFormat.read(snapshotsBlobContainer, snapshotId.getUUID());
    } catch (NoSuchFileException ex) {
        throw new SnapshotMissingException(metadata.name(), snapshotId, ex);
    } catch (IOException ex) {
        throw new SnapshotException(metadata.name(), snapshotId, "failed to get snapshots", ex);
    }
    MetaData.Builder metaDataBuilder = MetaData.builder(metaData);
    for (IndexId index : indices) {
        BlobPath indexPath = basePath().add("indices").add(index.getId());
        BlobContainer indexMetaDataBlobContainer = blobStore().blobContainer(indexPath);
        try {
            metaDataBuilder.put(indexMetaDataFormat.read(indexMetaDataBlobContainer, snapshotId.getUUID()), false);
        } catch (ElasticsearchParseException | IOException ex) {
            if (ignoreIndexErrors) {
                logger.warn((Supplier<?>) () -> new ParameterizedMessage("[{}] [{}] failed to read metadata for index", snapshotId, index.getName()), ex);
            } else {
                throw ex;
            }
        }
    }
    return metaDataBuilder.build();
}

Example 59 with Supplier

use of org.apache.logging.log4j.util.Supplier in project elasticsearch by elastic.

the class ZenDiscovery method handleJoinRequest.

void handleJoinRequest(final DiscoveryNode node, final ClusterState state, final MembershipAction.JoinCallback callback) {
    if (nodeJoinController == null) {
        throw new IllegalStateException("discovery module is not yet started");
    } else {
        // we do this in a couple of places including the cluster update thread. This one here is really just best effort
        // to ensure we fail as fast as possible.
        MembershipAction.ensureIndexCompatibility(node.getVersion().minimumIndexCompatibilityVersion(), state.getMetaData());
        // try and connect to the node, if it fails, we can raise an exception back to the client...
        transportService.connectToNode(node);
        // node calling the join request
        try {
            membership.sendValidateJoinRequestBlocking(node, state, joinTimeout);
        } catch (Exception e) {
            logger.warn((Supplier<?>) () -> new ParameterizedMessage("failed to validate incoming join request from node [{}]", node), e);
            callback.onFailure(new IllegalStateException("failure when sending a validation request to node", e));
            return;
        }
        nodeJoinController.handleJoinRequest(node, callback);
    }
}

Example 60 with Supplier

use of org.apache.logging.log4j.util.Supplier in project elasticsearch by elastic.

the class ZenDiscovery method handleMasterGone.

private void handleMasterGone(final DiscoveryNode masterNode, final Throwable cause, final String reason) {
    if (lifecycleState() != Lifecycle.State.STARTED) {
        // not started, ignore a master failure
        return;
    }
    if (localNodeMaster()) {
        // we might get this on both a master telling us shutting down, and then the disconnect failure
        return;
    }
    logger.info((Supplier<?>) () -> new ParameterizedMessage("master_left [{}], reason [{}]", masterNode, reason), cause);
    clusterService.submitStateUpdateTask("master_failed (" + masterNode + ")", new LocalClusterUpdateTask(Priority.IMMEDIATE) {

        @Override
        public ClusterTasksResult<LocalClusterUpdateTask> execute(ClusterState currentState) {
            if (!masterNode.equals(currentState.nodes().getMasterNode())) {
                // master got switched on us, no need to send anything
                return unchanged();
            }
            // flush any pending cluster states from old master, so it will not be set as master again
            publishClusterState.pendingStatesQueue().failAllStatesAndClear(new ElasticsearchException("master left [{}]", reason));
            return rejoin(currentState, "master left (reason = " + reason + ")");
        }

        @Override
        public void onFailure(String source, Exception e) {
            logger.error((Supplier<?>) () -> new ParameterizedMessage("unexpected failure during [{}]", source), e);
        }
    });
}