| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.cassandra.tcm.sequences; |
| |
| import java.util.stream.StreamSupport; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.cassandra.config.DatabaseDescriptor; |
| import org.apache.cassandra.db.ColumnFamilyStore; |
| import org.apache.cassandra.db.SystemKeyspace; |
| import org.apache.cassandra.gms.Gossiper; |
| import org.apache.cassandra.locator.EndpointsByReplica; |
| import org.apache.cassandra.locator.InetAddressAndPort; |
| import org.apache.cassandra.repair.autorepair.AutoRepairUtils; |
| import org.apache.cassandra.schema.Schema; |
| import org.apache.cassandra.service.StorageService; |
| import org.apache.cassandra.tcm.ClusterMetadata; |
| import org.apache.cassandra.tcm.membership.NodeId; |
| import org.apache.cassandra.tcm.ownership.MovementMap; |
| |
| public class ReplaceSameAddress |
| { |
| private static final Logger logger = LoggerFactory.getLogger(ReplaceSameAddress.class); |
| |
| public static MovementMap movementMap(NodeId nodeId, ClusterMetadata metadata) |
| { |
| MovementMap.Builder builder = MovementMap.builder(); |
| InetAddressAndPort addr = metadata.directory.endpoint(nodeId); |
| metadata.placements.forEach((params, placement) -> { |
| EndpointsByReplica.Builder sources = new EndpointsByReplica.Builder(); |
| placement.reads.byEndpoint().get(addr).forEach(destination -> { |
| placement.reads.forRange(destination.range()).forEach(potentialSource -> { |
| if (!potentialSource.endpoint().equals(addr)) |
| sources.put(destination, potentialSource); |
| }); |
| }); |
| builder.put(params, sources.build()); |
| }); |
| return builder.build(); |
| } |
| |
| public static void streamData(NodeId nodeId, ClusterMetadata metadata, boolean shouldBootstrap, boolean finishJoiningRing) |
| { |
| BootstrapAndReplace.checkUnsafeReplace(shouldBootstrap); |
| |
| //only go into hibernate state if replacing the same address (CASSANDRA-8523) |
| logger.warn("Writes will not be forwarded to this node during replacement because it has the same address as " + |
| "the node to be replaced ({}). If the previous node has been down for longer than max_hint_window, " + |
| "repair must be run after the replacement process in order to make this node consistent.", |
| DatabaseDescriptor.getReplaceAddress()); |
| |
| BootstrapAndReplace.gossipStateToHibernate(metadata, nodeId); |
| |
| SystemKeyspace.updateLocalTokens(metadata.tokenMap.tokens(nodeId)); |
| |
| if (shouldBootstrap) |
| { |
| boolean dataAvailable = BootstrapAndJoin.bootstrap(metadata.tokenMap.tokens(nodeId), |
| StorageService.INDEFINITE, |
| metadata, |
| metadata.directory.endpoint(nodeId), |
| movementMap(nodeId, metadata), |
| null); |
| |
| if (!dataAvailable) |
| { |
| logger.warn("Some data streaming failed. Use nodetool to check bootstrap state and resume. " + |
| "For more, see `nodetool help bootstrap`. {}", SystemKeyspace.getBootstrapState()); |
| throw new IllegalStateException("Could not finish join for during replacement"); |
| } |
| } |
| |
| if (finishJoiningRing) |
| { |
| SystemKeyspace.setBootstrapState(SystemKeyspace.BootstrapState.COMPLETED); |
| StreamSupport.stream(ColumnFamilyStore.all().spliterator(), false) |
| .filter(cfs -> Schema.instance.getUserKeyspaces().names().contains(cfs.keyspace.getName())) |
| .forEach(cfs -> cfs.indexManager.executePreJoinTasksBlocking(true)); |
| BootstrapAndReplace.gossipStateToNormal(metadata, metadata.myNodeId()); |
| Gossiper.instance.mergeNodeToGossip(metadata.myNodeId(), metadata); |
| |
| // this node might have just bootstrapped; check if we should run repair immediately |
| AutoRepairUtils.runRepairOnNewlyBootstrappedNodeIfEnabled(); |
| } |
| } |
| } |