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StorageService.java
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StorageService.java
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/*
* 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.service;
import java.io.ByteArrayInputStream;
import java.io.DataInputStream;
import java.io.IOError;
import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.UnknownHostException;
import java.nio.ByteBuffer;
import java.time.Instant;
import java.time.format.DateTimeParseException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.EnumMap;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import java.util.Scanner;
import java.util.Set;
import java.util.SortedMap;
import java.util.TreeMap;
import java.util.TreeSet;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ThreadLocalRandom;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.Supplier;
import java.util.regex.MatchResult;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;
import javax.annotation.Nullable;
import javax.management.ListenerNotFoundException;
import javax.management.NotificationBroadcasterSupport;
import javax.management.NotificationFilter;
import javax.management.NotificationListener;
import javax.management.openmbean.CompositeData;
import javax.management.openmbean.OpenDataException;
import javax.management.openmbean.TabularData;
import javax.management.openmbean.TabularDataSupport;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Joiner;
import com.google.common.base.Preconditions;
import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
import com.google.common.collect.HashMultimap;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.common.collect.Multimap;
import com.google.common.collect.Ordering;
import com.google.common.collect.Sets;
import com.google.common.util.concurrent.FutureCallback;
import com.google.common.util.concurrent.RateLimiter;
import com.google.common.util.concurrent.Uninterruptibles;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.cassandra.audit.AuditLogManager;
import org.apache.cassandra.audit.AuditLogOptions;
import org.apache.cassandra.auth.AuthCacheService;
import org.apache.cassandra.auth.AuthKeyspace;
import org.apache.cassandra.auth.AuthSchemaChangeListener;
import org.apache.cassandra.batchlog.BatchlogManager;
import org.apache.cassandra.concurrent.ExecutorLocals;
import org.apache.cassandra.concurrent.FutureTask;
import org.apache.cassandra.concurrent.FutureTaskWithResources;
import org.apache.cassandra.concurrent.NamedThreadFactory;
import org.apache.cassandra.concurrent.ScheduledExecutors;
import org.apache.cassandra.concurrent.Stage;
import org.apache.cassandra.config.CassandraRelevantProperties;
import org.apache.cassandra.config.Config;
import org.apache.cassandra.config.Config.PaxosStatePurging;
import org.apache.cassandra.config.Converters;
import org.apache.cassandra.config.DataStorageSpec;
import org.apache.cassandra.config.DatabaseDescriptor;
import org.apache.cassandra.config.DurationSpec;
import org.apache.cassandra.cql3.QueryHandler;
import org.apache.cassandra.cql3.QueryProcessor;
import org.apache.cassandra.db.ColumnFamilyStore;
import org.apache.cassandra.db.DecoratedKey;
import org.apache.cassandra.db.Keyspace;
import org.apache.cassandra.db.SizeEstimatesRecorder;
import org.apache.cassandra.db.SnapshotDetailsTabularData;
import org.apache.cassandra.db.SystemKeyspace;
import org.apache.cassandra.db.commitlog.CommitLog;
import org.apache.cassandra.db.compaction.CompactionManager;
import org.apache.cassandra.db.compaction.OperationType;
import org.apache.cassandra.db.guardrails.Guardrails;
import org.apache.cassandra.db.lifecycle.LifecycleTransaction;
import org.apache.cassandra.db.virtual.VirtualKeyspaceRegistry;
import org.apache.cassandra.dht.BootStrapper;
import org.apache.cassandra.dht.IPartitioner;
import org.apache.cassandra.dht.Range;
import org.apache.cassandra.dht.RangeStreamer;
import org.apache.cassandra.dht.RangeStreamer.FetchReplica;
import org.apache.cassandra.dht.StreamStateStore;
import org.apache.cassandra.dht.Token;
import org.apache.cassandra.dht.Token.TokenFactory;
import org.apache.cassandra.exceptions.ConfigurationException;
import org.apache.cassandra.exceptions.InvalidRequestException;
import org.apache.cassandra.exceptions.UnavailableException;
import org.apache.cassandra.fql.FullQueryLogger;
import org.apache.cassandra.fql.FullQueryLoggerOptions;
import org.apache.cassandra.fql.FullQueryLoggerOptionsCompositeData;
import org.apache.cassandra.gms.ApplicationState;
import org.apache.cassandra.gms.EndpointState;
import org.apache.cassandra.gms.FailureDetector;
import org.apache.cassandra.gms.Gossiper;
import org.apache.cassandra.gms.IEndpointStateChangeSubscriber;
import org.apache.cassandra.gms.IFailureDetector;
import org.apache.cassandra.gms.TokenSerializer;
import org.apache.cassandra.gms.VersionedValue;
import org.apache.cassandra.hints.HintsService;
import org.apache.cassandra.io.sstable.IScrubber;
import org.apache.cassandra.io.sstable.IVerifier;
import org.apache.cassandra.io.sstable.SSTableLoader;
import org.apache.cassandra.io.sstable.format.Version;
import org.apache.cassandra.io.util.File;
import org.apache.cassandra.io.util.FileUtils;
import org.apache.cassandra.io.util.PathUtils;
import org.apache.cassandra.locator.AbstractReplicationStrategy;
import org.apache.cassandra.locator.DynamicEndpointSnitch;
import org.apache.cassandra.locator.EndpointsByRange;
import org.apache.cassandra.locator.EndpointsByReplica;
import org.apache.cassandra.locator.EndpointsForRange;
import org.apache.cassandra.locator.EndpointsForToken;
import org.apache.cassandra.locator.IEndpointSnitch;
import org.apache.cassandra.locator.InetAddressAndPort;
import org.apache.cassandra.locator.LocalStrategy;
import org.apache.cassandra.locator.NetworkTopologyStrategy;
import org.apache.cassandra.locator.RangesAtEndpoint;
import org.apache.cassandra.locator.RangesByEndpoint;
import org.apache.cassandra.locator.Replica;
import org.apache.cassandra.locator.ReplicaCollection.Builder.Conflict;
import org.apache.cassandra.locator.Replicas;
import org.apache.cassandra.locator.SystemReplicas;
import org.apache.cassandra.locator.TokenMetadata;
import org.apache.cassandra.metrics.Sampler;
import org.apache.cassandra.metrics.SamplingManager;
import org.apache.cassandra.metrics.StorageMetrics;
import org.apache.cassandra.net.AsyncOneResponse;
import org.apache.cassandra.net.Message;
import org.apache.cassandra.net.MessagingService;
import org.apache.cassandra.repair.RepairRunnable;
import org.apache.cassandra.repair.messages.RepairOption;
import org.apache.cassandra.schema.CompactionParams.TombstoneOption;
import org.apache.cassandra.schema.KeyspaceMetadata;
import org.apache.cassandra.schema.Keyspaces;
import org.apache.cassandra.schema.ReplicationParams;
import org.apache.cassandra.schema.Schema;
import org.apache.cassandra.schema.SchemaConstants;
import org.apache.cassandra.schema.SchemaTransformations;
import org.apache.cassandra.schema.SystemDistributedKeyspace;
import org.apache.cassandra.schema.TableId;
import org.apache.cassandra.schema.TableMetadata;
import org.apache.cassandra.schema.TableMetadataRef;
import org.apache.cassandra.schema.ViewMetadata;
import org.apache.cassandra.service.disk.usage.DiskUsageBroadcaster;
import org.apache.cassandra.service.paxos.Paxos;
import org.apache.cassandra.service.paxos.PaxosCommit;
import org.apache.cassandra.service.paxos.PaxosRepair;
import org.apache.cassandra.service.paxos.PaxosState;
import org.apache.cassandra.service.paxos.cleanup.PaxosCleanupLocalCoordinator;
import org.apache.cassandra.service.paxos.cleanup.PaxosTableRepairs;
import org.apache.cassandra.service.snapshot.SnapshotManager;
import org.apache.cassandra.service.snapshot.TableSnapshot;
import org.apache.cassandra.streaming.StreamManager;
import org.apache.cassandra.streaming.StreamOperation;
import org.apache.cassandra.streaming.StreamPlan;
import org.apache.cassandra.streaming.StreamResultFuture;
import org.apache.cassandra.streaming.StreamState;
import org.apache.cassandra.tracing.TraceKeyspace;
import org.apache.cassandra.transport.ClientResourceLimits;
import org.apache.cassandra.transport.ProtocolVersion;
import org.apache.cassandra.utils.Clock;
import org.apache.cassandra.utils.ExecutorUtils;
import org.apache.cassandra.utils.FBUtilities;
import org.apache.cassandra.utils.JVMStabilityInspector;
import org.apache.cassandra.utils.MBeanWrapper;
import org.apache.cassandra.utils.MD5Digest;
import org.apache.cassandra.utils.OutputHandler;
import org.apache.cassandra.utils.Pair;
import org.apache.cassandra.utils.Throwables;
import org.apache.cassandra.utils.WrappedRunnable;
import org.apache.cassandra.utils.concurrent.Future;
import org.apache.cassandra.utils.concurrent.FutureCombiner;
import org.apache.cassandra.utils.concurrent.ImmediateFuture;
import org.apache.cassandra.utils.concurrent.UncheckedInterruptedException;
import org.apache.cassandra.utils.logging.LoggingSupportFactory;
import org.apache.cassandra.utils.progress.ProgressEvent;
import org.apache.cassandra.utils.progress.ProgressEventType;
import org.apache.cassandra.utils.progress.ProgressListener;
import org.apache.cassandra.utils.progress.jmx.JMXBroadcastExecutor;
import org.apache.cassandra.utils.progress.jmx.JMXProgressSupport;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.collect.Iterables.transform;
import static com.google.common.collect.Iterables.tryFind;
import static java.util.Arrays.asList;
import static java.util.Arrays.stream;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.MINUTES;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static java.util.stream.Collectors.toList;
import static java.util.stream.Collectors.toMap;
import static org.apache.cassandra.config.CassandraRelevantProperties.ALLOW_UNSAFE_JOIN;
import static org.apache.cassandra.config.CassandraRelevantProperties.ALLOW_UNSAFE_REPLACE;
import static org.apache.cassandra.config.CassandraRelevantProperties.BOOTSTRAP_SCHEMA_DELAY_MS;
import static org.apache.cassandra.config.CassandraRelevantProperties.BOOTSTRAP_SKIP_SCHEMA_CHECK;
import static org.apache.cassandra.config.CassandraRelevantProperties.CONSISTENT_RANGE_MOVEMENT;
import static org.apache.cassandra.config.CassandraRelevantProperties.CONSISTENT_SIMULTANEOUS_MOVES_ALLOW;
import static org.apache.cassandra.config.CassandraRelevantProperties.DRAIN_EXECUTOR_TIMEOUT_MS;
import static org.apache.cassandra.config.CassandraRelevantProperties.JOIN_RING;
import static org.apache.cassandra.config.CassandraRelevantProperties.LOAD_RING_STATE;
import static org.apache.cassandra.config.CassandraRelevantProperties.OVERRIDE_DECOMMISSION;
import static org.apache.cassandra.config.CassandraRelevantProperties.PAXOS_REPAIR_ON_TOPOLOGY_CHANGE_RETRIES;
import static org.apache.cassandra.config.CassandraRelevantProperties.PAXOS_REPAIR_ON_TOPOLOGY_CHANGE_RETRY_DELAY_SECONDS;
import static org.apache.cassandra.config.CassandraRelevantProperties.REPLACEMENT_ALLOW_EMPTY;
import static org.apache.cassandra.config.CassandraRelevantProperties.REPLACE_ADDRESS;
import static org.apache.cassandra.config.CassandraRelevantProperties.REPLACE_ADDRESS_FIRST_BOOT;
import static org.apache.cassandra.config.CassandraRelevantProperties.RESET_BOOTSTRAP_PROGRESS;
import static org.apache.cassandra.config.CassandraRelevantProperties.START_GOSSIP;
import static org.apache.cassandra.config.CassandraRelevantProperties.TEST_WRITE_SURVEY;
import static org.apache.cassandra.index.SecondaryIndexManager.getIndexName;
import static org.apache.cassandra.index.SecondaryIndexManager.isIndexColumnFamily;
import static org.apache.cassandra.net.NoPayload.noPayload;
import static org.apache.cassandra.net.Verb.REPLICATION_DONE_REQ;
import static org.apache.cassandra.service.ActiveRepairService.ParentRepairStatus;
import static org.apache.cassandra.service.ActiveRepairService.repairCommandExecutor;
import static org.apache.cassandra.service.StorageService.Mode.DECOMMISSIONED;
import static org.apache.cassandra.service.StorageService.Mode.DECOMMISSION_FAILED;
import static org.apache.cassandra.utils.Clock.Global.currentTimeMillis;
import static org.apache.cassandra.utils.Clock.Global.nanoTime;
import static org.apache.cassandra.utils.FBUtilities.getBroadcastAddressAndPort;
import static org.apache.cassandra.utils.FBUtilities.now;
/**
* This abstraction contains the token/identifier of this node
* on the identifier space. This token gets gossiped around.
* This class will also maintain histograms of the load information
* of other nodes in the cluster.
*/
public class StorageService extends NotificationBroadcasterSupport implements IEndpointStateChangeSubscriber, StorageServiceMBean
{
private static final Logger logger = LoggerFactory.getLogger(StorageService.class);
public static final int INDEFINITE = -1;
public static final int RING_DELAY_MILLIS = getRingDelay(); // delay after which we assume ring has stablized
public static final int SCHEMA_DELAY_MILLIS = getSchemaDelay();
private static final boolean REQUIRE_SCHEMAS = !BOOTSTRAP_SKIP_SCHEMA_CHECK.getBoolean();
private final JMXProgressSupport progressSupport = new JMXProgressSupport(this);
private static int getRingDelay()
{
String newdelay = CassandraRelevantProperties.RING_DELAY.getString();
if (newdelay != null)
{
logger.info("Overriding RING_DELAY to {}ms", newdelay);
return Integer.parseInt(newdelay);
}
else
{
return 30 * 1000;
}
}
private static int getSchemaDelay()
{
String newdelay = BOOTSTRAP_SCHEMA_DELAY_MS.getString();
if (newdelay != null)
{
logger.info("Overriding SCHEMA_DELAY_MILLIS to {}ms", newdelay);
return Integer.parseInt(newdelay);
}
else
{
return 30 * 1000;
}
}
/* This abstraction maintains the token/endpoint metadata information */
private TokenMetadata tokenMetadata = new TokenMetadata();
public volatile VersionedValue.VersionedValueFactory valueFactory = new VersionedValue.VersionedValueFactory(tokenMetadata.partitioner);
private Thread drainOnShutdown = null;
private volatile boolean isShutdown = false;
private final List<Runnable> preShutdownHooks = new ArrayList<>();
private final List<Runnable> postShutdownHooks = new ArrayList<>();
public final SnapshotManager snapshotManager = new SnapshotManager();
public static final StorageService instance = new StorageService();
private final SamplingManager samplingManager = new SamplingManager();
@VisibleForTesting // this is used for dtests only, see CASSANDRA-18152
public volatile boolean skipNotificationListeners = false;
@Deprecated
public boolean isInShutdownHook()
{
return isShutdown();
}
public boolean isShutdown()
{
return isShutdown;
}
/**
* for in-jvm dtest use - forces isShutdown to be set to whatever passed in.
*/
@VisibleForTesting
public void setIsShutdownUnsafeForTests(boolean isShutdown)
{
this.isShutdown = isShutdown;
}
public RangesAtEndpoint getLocalReplicas(String keyspaceName)
{
return Keyspace.open(keyspaceName).getReplicationStrategy()
.getAddressReplicas(FBUtilities.getBroadcastAddressAndPort());
}
public List<Range<Token>> getLocalRanges(String ks)
{
InetAddressAndPort broadcastAddress = FBUtilities.getBroadcastAddressAndPort();
Keyspace keyspace = Keyspace.open(ks);
List<Range<Token>> ranges = new ArrayList<>();
for (Replica r : keyspace.getReplicationStrategy().getAddressReplicas(broadcastAddress))
ranges.add(r.range());
return ranges;
}
public List<Range<Token>> getLocalAndPendingRanges(String ks)
{
InetAddressAndPort broadcastAddress = FBUtilities.getBroadcastAddressAndPort();
Keyspace keyspace = Keyspace.open(ks);
List<Range<Token>> ranges = new ArrayList<>();
for (Replica r : keyspace.getReplicationStrategy().getAddressReplicas(broadcastAddress))
ranges.add(r.range());
for (Replica r : getTokenMetadata().getPendingRanges(ks, broadcastAddress))
ranges.add(r.range());
return ranges;
}
public Collection<Range<Token>> getPrimaryRanges(String keyspace)
{
return getPrimaryRangesForEndpoint(keyspace, FBUtilities.getBroadcastAddressAndPort());
}
public Collection<Range<Token>> getPrimaryRangesWithinDC(String keyspace)
{
return getPrimaryRangeForEndpointWithinDC(keyspace, FBUtilities.getBroadcastAddressAndPort());
}
private final Set<InetAddressAndPort> replicatingNodes = Sets.newConcurrentHashSet();
private CassandraDaemon daemon;
private InetAddressAndPort removingNode;
/* Are we starting this node in bootstrap mode? */
private volatile boolean isBootstrapMode;
/* we bootstrap but do NOT join the ring unless told to do so */
private boolean isSurveyMode = TEST_WRITE_SURVEY.getBoolean(false);
/* true if node is rebuilding and receiving data */
private final AtomicBoolean isRebuilding = new AtomicBoolean();
private final AtomicBoolean isDecommissioning = new AtomicBoolean();
private volatile boolean initialized = false;
private volatile boolean joined = false;
private volatile boolean gossipActive = false;
private final AtomicBoolean authSetupCalled = new AtomicBoolean(false);
private volatile boolean authSetupComplete = false;
/* the probability for tracing any particular request, 0 disables tracing and 1 enables for all */
private double traceProbability = 0.0;
public enum Mode { STARTING, NORMAL, JOINING, LEAVING, DECOMMISSIONED, DECOMMISSION_FAILED, MOVING, DRAINING, DRAINED }
private volatile Mode operationMode = Mode.STARTING;
/* Used for tracking drain progress */
private volatile int totalCFs, remainingCFs;
private static final AtomicInteger nextRepairCommand = new AtomicInteger();
private final List<IEndpointLifecycleSubscriber> lifecycleSubscribers = new CopyOnWriteArrayList<>();
private final String jmxObjectName;
private Collection<Token> bootstrapTokens = null;
// true when keeping strict consistency while bootstrapping
public static final boolean useStrictConsistency = CONSISTENT_RANGE_MOVEMENT.getBoolean();
private static final boolean allowSimultaneousMoves = CONSISTENT_SIMULTANEOUS_MOVES_ALLOW.getBoolean();
private static final boolean joinRing = JOIN_RING.getBoolean();
private boolean replacing;
private final StreamStateStore streamStateStore = new StreamStateStore();
public final SSTablesGlobalTracker sstablesTracker;
public boolean isSurveyMode()
{
return isSurveyMode;
}
public boolean hasJoined()
{
return joined;
}
/**
* This method updates the local token on disk
*/
public void setTokens(Collection<Token> tokens)
{
assert tokens != null && !tokens.isEmpty() : "Node needs at least one token.";
if (logger.isDebugEnabled())
logger.debug("Setting tokens to {}", tokens);
SystemKeyspace.updateTokens(tokens);
Collection<Token> localTokens = getLocalTokens();
setGossipTokens(localTokens);
tokenMetadata.updateNormalTokens(tokens, FBUtilities.getBroadcastAddressAndPort());
setMode(Mode.NORMAL, false);
invalidateLocalRanges();
}
public void setGossipTokens(Collection<Token> tokens)
{
List<Pair<ApplicationState, VersionedValue>> states = new ArrayList<Pair<ApplicationState, VersionedValue>>();
states.add(Pair.create(ApplicationState.TOKENS, valueFactory.tokens(tokens)));
states.add(Pair.create(ApplicationState.STATUS_WITH_PORT, valueFactory.normal(tokens)));
states.add(Pair.create(ApplicationState.STATUS, valueFactory.normal(tokens)));
Gossiper.instance.addLocalApplicationStates(states);
}
public StorageService()
{
// use dedicated executor for handling JMX notifications
super(JMXBroadcastExecutor.executor);
jmxObjectName = "org.apache.cassandra.db:type=StorageService";
sstablesTracker = new SSTablesGlobalTracker(DatabaseDescriptor.getSelectedSSTableFormat());
}
private void registerMBeans()
{
MBeanWrapper.instance.registerMBean(this, jmxObjectName);
MBeanWrapper.instance.registerMBean(StreamManager.instance, StreamManager.OBJECT_NAME);
}
public void registerDaemon(CassandraDaemon daemon)
{
this.daemon = daemon;
}
public void register(IEndpointLifecycleSubscriber subscriber)
{
lifecycleSubscribers.add(subscriber);
}
public void unregister(IEndpointLifecycleSubscriber subscriber)
{
lifecycleSubscribers.remove(subscriber);
}
// should only be called via JMX
public void stopGossiping()
{
if (gossipActive)
{
if (!isNormal() && joinRing)
throw new IllegalStateException("Unable to stop gossip because the node is not in the normal state. Try to stop the node instead.");
logger.warn("Stopping gossip by operator request");
if (isNativeTransportRunning())
{
logger.warn("Disabling gossip while native transport is still active is unsafe");
}
Gossiper.instance.stop();
gossipActive = false;
}
}
// should only be called via JMX
public synchronized void startGossiping()
{
if (!gossipActive)
{
checkServiceAllowedToStart("gossip");
logger.warn("Starting gossip by operator request");
Collection<Token> tokens = SystemKeyspace.getSavedTokens();
boolean validTokens = tokens != null && !tokens.isEmpty();
// shouldn't be called before these are set if we intend to join the ring/are in the process of doing so
if (joined || joinRing)
assert validTokens : "Cannot start gossiping for a node intended to join without valid tokens";
if (validTokens)
setGossipTokens(tokens);
Gossiper.instance.forceNewerGeneration();
Gossiper.instance.start((int) (currentTimeMillis() / 1000));
gossipActive = true;
}
}
// should only be called via JMX
public boolean isGossipRunning()
{
return Gossiper.instance.isEnabled();
}
public synchronized void startNativeTransport()
{
checkServiceAllowedToStart("native transport");
if (daemon == null)
{
throw new IllegalStateException("No configured daemon");
}
try
{
daemon.startNativeTransport();
}
catch (Exception e)
{
throw new RuntimeException("Error starting native transport: " + e.getMessage());
}
}
public void stopNativeTransport()
{
if (daemon == null)
{
throw new IllegalStateException("No configured daemon");
}
daemon.stopNativeTransport();
}
public boolean isNativeTransportRunning()
{
if (daemon == null)
{
return false;
}
return daemon.isNativeTransportRunning();
}
@Override
public void enableNativeTransportOldProtocolVersions()
{
DatabaseDescriptor.setNativeTransportAllowOlderProtocols(true);
}
@Override
public void disableNativeTransportOldProtocolVersions()
{
DatabaseDescriptor.setNativeTransportAllowOlderProtocols(false);
}
public void stopTransports()
{
if (isNativeTransportRunning())
{
logger.error("Stopping native transport");
stopNativeTransport();
}
if (isGossipActive())
{
logger.error("Stopping gossiper");
stopGossiping();
}
}
/**
* Set the Gossip flag RPC_READY to false and then
* shutdown the client services (thrift and CQL).
*
* Note that other nodes will do this for us when
* they get the Gossip shutdown message, so even if
* we don't get time to broadcast this, it is not a problem.
*
* See Gossiper.markAsShutdown(InetAddressAndPort)
*/
private void shutdownClientServers()
{
setRpcReady(false);
stopNativeTransport();
}
public void stopClient()
{
Gossiper.instance.unregister(this);
Gossiper.instance.stop();
MessagingService.instance().shutdown();
// give it a second so that task accepted before the MessagingService shutdown gets submitted to the stage (to avoid RejectedExecutionException)
Uninterruptibles.sleepUninterruptibly(1, TimeUnit.SECONDS);
Stage.shutdownNow();
}
public boolean isInitialized()
{
return initialized;
}
public boolean isGossipActive()
{
return gossipActive;
}
public boolean isDaemonSetupCompleted()
{
return daemon != null && daemon.setupCompleted();
}
public void stopDaemon()
{
if (daemon == null)
throw new IllegalStateException("No configured daemon");
daemon.deactivate();
}
private synchronized UUID prepareForReplacement() throws ConfigurationException
{
if (SystemKeyspace.bootstrapComplete())
throw new RuntimeException("Cannot replace address with a node that is already bootstrapped");
if (!joinRing)
throw new ConfigurationException("Cannot set both join_ring=false and attempt to replace a node");
if (!shouldBootstrap() && !ALLOW_UNSAFE_REPLACE.getBoolean())
throw new RuntimeException("Replacing a node without bootstrapping risks invalidating consistency " +
"guarantees as the expected data may not be present until repair is run. " +
"To perform this operation, please restart with " +
"-D" + ALLOW_UNSAFE_REPLACE.getKey() + "=true");
InetAddressAndPort replaceAddress = DatabaseDescriptor.getReplaceAddress();
logger.info("Gathering node replacement information for {}", replaceAddress);
Map<InetAddressAndPort, EndpointState> epStates = Gossiper.instance.doShadowRound();
// as we've completed the shadow round of gossip, we should be able to find the node we're replacing
EndpointState state = epStates.get(replaceAddress);
if (state == null)
throw new RuntimeException(String.format("Cannot replace_address %s because it doesn't exist in gossip", replaceAddress));
validateEndpointSnitch(epStates.values().iterator());
try
{
VersionedValue tokensVersionedValue = state.getApplicationState(ApplicationState.TOKENS);
if (tokensVersionedValue == null)
throw new RuntimeException(String.format("Could not find tokens for %s to replace", replaceAddress));
Collection<Token> tokens = TokenSerializer.deserialize(tokenMetadata.partitioner, new DataInputStream(new ByteArrayInputStream(tokensVersionedValue.toBytes())));
bootstrapTokens = validateReplacementBootstrapTokens(tokenMetadata, replaceAddress, tokens);
if (state.isEmptyWithoutStatus() && REPLACEMENT_ALLOW_EMPTY.getBoolean())
{
logger.warn("Gossip state not present for replacing node {}. Adding temporary entry to continue.", replaceAddress);
// When replacing a node, we take ownership of all its tokens.
// If that node is currently down and not present in the gossip info
// of any other live peers, then we will not be able to take ownership
// of its tokens during bootstrap as they have no way of being propagated
// to this node's TokenMetadata. TM is loaded at startup (in which case
// it will be/ empty for a new replacement node) and only updated with
// tokens for an endpoint during normal state propagation (which will not
// occur if no peers have gossip state for it).
// However, the presence of host id and tokens in the system tables implies
// that the node managed to complete bootstrap at some point in the past.
// Peers may include this information loaded directly from system tables
// in a GossipDigestAck *only if* the GossipDigestSyn was sent as part of a
// shadow round (otherwise, a GossipDigestAck contains only state about peers
// learned via gossip).
// It is safe to do this here as since we completed a shadow round we know
// that :
// * replaceAddress successfully bootstrapped at some point and owned these
// tokens
// * we know that no other node currently owns these tokens
// * we are going to completely take over replaceAddress's ownership of
// these tokens.
tokenMetadata.updateNormalTokens(bootstrapTokens, replaceAddress);
UUID hostId = Gossiper.instance.getHostId(replaceAddress, epStates);
if (hostId != null)
tokenMetadata.updateHostId(hostId, replaceAddress);
// If we were only able to learn about the node being replaced through the
// shadow gossip round (i.e. there is no state in gossip across the cluster
// about it, perhaps because the entire cluster has been bounced since it went
// down), then we're safe to proceed with the replacement. In this case, there
// will be no local endpoint state as we discard the results of the shadow
// round after preparing replacement info. We inject a minimal EndpointState
// to keep FailureDetector::isAlive and Gossiper::compareEndpointStartup from
// failing later in the replacement, as they both expect the replaced node to
// be fully present in gossip.
// Otherwise, if the replaced node is present in gossip, we need check that
// it is not in fact live.
// We choose to not include the EndpointState provided during the shadow round
// as its possible to include more state than is desired, so by creating a
// new empty endpoint without that information we can control what is in our
// local gossip state
Gossiper.instance.initializeUnreachableNodeUnsafe(replaceAddress);
}
}
catch (IOException e)
{
throw new RuntimeException(e);
}
UUID localHostId = SystemKeyspace.getOrInitializeLocalHostId();
if (isReplacingSameAddress())
{
localHostId = Gossiper.instance.getHostId(replaceAddress, epStates);
SystemKeyspace.setLocalHostId(localHostId); // use the replacee's host Id as our own so we receive hints, etc
}
return localHostId;
}
private static Collection<Token> validateReplacementBootstrapTokens(TokenMetadata tokenMetadata,
InetAddressAndPort replaceAddress,
Collection<Token> bootstrapTokens)
{
Map<Token, InetAddressAndPort> conflicts = new HashMap<>();
for (Token token : bootstrapTokens)
{
InetAddressAndPort conflict = tokenMetadata.getEndpoint(token);
if (null != conflict && !conflict.equals(replaceAddress))
conflicts.put(token, tokenMetadata.getEndpoint(token));
}
if (!conflicts.isEmpty())
{
String error = String.format("Conflicting token ownership information detected between " +
"gossip and current ring view during proposed replacement " +
"of %s. Some tokens identified in gossip for the node being " +
"replaced are currently owned by other peers: %s",
replaceAddress,
conflicts.entrySet()
.stream()
.map(e -> e.getKey() + "(" + e.getValue() + ")" )
.collect(Collectors.joining(",")));
throw new RuntimeException(error);
}
return bootstrapTokens;
}
public synchronized void checkForEndpointCollision(UUID localHostId, Set<InetAddressAndPort> peers) throws ConfigurationException
{
if (ALLOW_UNSAFE_JOIN.getBoolean())
{
logger.warn("Skipping endpoint collision check as " + ALLOW_UNSAFE_JOIN.getKey() + "=true");
return;
}
logger.debug("Starting shadow gossip round to check for endpoint collision");
Map<InetAddressAndPort, EndpointState> epStates = Gossiper.instance.doShadowRound(peers);
if (epStates.isEmpty() && DatabaseDescriptor.getSeeds().contains(FBUtilities.getBroadcastAddressAndPort()))
logger.info("Unable to gossip with any peers but continuing anyway since node is in its own seed list");
// If bootstrapping, check whether any previously known status for the endpoint makes it unsafe to do so.
// If not bootstrapping, compare the host id for this endpoint learned from gossip (if any) with the local
// one, which was either read from system.local or generated at startup. If a learned id is present &
// doesn't match the local, then the node needs replacing
if (!Gossiper.instance.isSafeForStartup(FBUtilities.getBroadcastAddressAndPort(), localHostId, shouldBootstrap(), epStates))
{
throw new RuntimeException(String.format("A node with address %s already exists, cancelling join. " +
"Use %s if you want to replace this node.",
FBUtilities.getBroadcastAddressAndPort(), REPLACE_ADDRESS.getKey()));
}
validateEndpointSnitch(epStates.values().iterator());
if (shouldBootstrap() && useStrictConsistency && !allowSimultaneousMoves())
{
for (Map.Entry<InetAddressAndPort, EndpointState> entry : epStates.entrySet())
{
// ignore local node or empty status
if (entry.getKey().equals(FBUtilities.getBroadcastAddressAndPort()) || (entry.getValue().getApplicationState(ApplicationState.STATUS_WITH_PORT) == null & entry.getValue().getApplicationState(ApplicationState.STATUS) == null))
continue;
VersionedValue value = entry.getValue().getApplicationState(ApplicationState.STATUS_WITH_PORT);
if (value == null)
{
value = entry.getValue().getApplicationState(ApplicationState.STATUS);
}
String[] pieces = splitValue(value);
assert (pieces.length > 0);
String state = pieces[0];
if (state.equals(VersionedValue.STATUS_BOOTSTRAPPING) || state.equals(VersionedValue.STATUS_LEAVING) || state.equals(VersionedValue.STATUS_MOVING))
throw new UnsupportedOperationException("Other bootstrapping/leaving/moving nodes detected, cannot bootstrap while " + CONSISTENT_RANGE_MOVEMENT.getKey() + " is true");
}
}
}
private static void validateEndpointSnitch(Iterator<EndpointState> endpointStates)
{
Set<String> datacenters = new HashSet<>();
Set<String> racks = new HashSet<>();
while (endpointStates.hasNext())
{
EndpointState state = endpointStates.next();
VersionedValue val = state.getApplicationState(ApplicationState.DC);
if (val != null)
datacenters.add(val.value);
val = state.getApplicationState(ApplicationState.RACK);
if (val != null)
racks.add(val.value);
}
IEndpointSnitch snitch = DatabaseDescriptor.getEndpointSnitch();
if (!snitch.validate(datacenters, racks))
{
throw new IllegalStateException();
}
}
private boolean allowSimultaneousMoves()
{
return allowSimultaneousMoves && DatabaseDescriptor.getNumTokens() == 1;
}
// for testing only
public void unsafeInitialize() throws ConfigurationException
{
initialized = true;
gossipActive = true;
Gossiper.instance.register(this);
Gossiper.instance.start((int) (currentTimeMillis() / 1000)); // needed for node-ring gathering.
Gossiper.instance.addLocalApplicationState(ApplicationState.NET_VERSION, valueFactory.networkVersion());
MessagingService.instance().listen();
}
public synchronized void initServer() throws ConfigurationException
{
initServer(SCHEMA_DELAY_MILLIS, RING_DELAY_MILLIS);
}
public synchronized void initServer(int schemaAndRingDelayMillis) throws ConfigurationException
{
initServer(schemaAndRingDelayMillis, RING_DELAY_MILLIS);
}
public synchronized void initServer(int schemaTimeoutMillis, int ringTimeoutMillis) throws ConfigurationException
{
logger.info("Cassandra version: {}", FBUtilities.getReleaseVersionString());
logger.info("Git SHA: {}", FBUtilities.getGitSHA());
logger.info("CQL version: {}", QueryProcessor.CQL_VERSION);
logger.info("Native protocol supported versions: {} (default: {})",
StringUtils.join(ProtocolVersion.supportedVersions(), ", "), ProtocolVersion.CURRENT);
try
{
// Ensure StorageProxy is initialized on start-up; see CASSANDRA-3797.
Class.forName("org.apache.cassandra.service.StorageProxy");
// also IndexSummaryManager, which is otherwise unreferenced
Class.forName("org.apache.cassandra.io.sstable.indexsummary.IndexSummaryManager");
}
catch (ClassNotFoundException e)
{
throw new AssertionError(e);
}
if (LOAD_RING_STATE.getBoolean())
{
logger.info("Loading persisted ring state");
populatePeerTokenMetadata();
for (InetAddressAndPort endpoint : tokenMetadata.getAllEndpoints())
Gossiper.runInGossipStageBlocking(() -> Gossiper.instance.addSavedEndpoint(endpoint));
}
// daemon threads, like our executors', continue to run while shutdown hooks are invoked
drainOnShutdown = NamedThreadFactory.createThread(new WrappedRunnable()
{
@Override
public void runMayThrow() throws InterruptedException, ExecutionException, IOException
{
drain(true);
try
{
ExecutorUtils.shutdownNowAndWait(1, MINUTES, ScheduledExecutors.scheduledFastTasks);
}
catch (Throwable t)
{
logger.warn("Unable to terminate fast tasks within 1 minute.", t);
}
finally
{
LoggingSupportFactory.getLoggingSupport().onShutdown();
}
}
}, "StorageServiceShutdownHook");
Runtime.getRuntime().addShutdownHook(drainOnShutdown);
replacing = isReplacing();
if (!START_GOSSIP.getBoolean())
{
logger.info("Not starting gossip as requested.");
completeInitialization();
return;
}
prepareToJoin();
// Has to be called after the host id has potentially changed in prepareToJoin().
try
{
CacheService.instance.counterCache.loadSavedAsync().get();
}
catch (Throwable t)
{
JVMStabilityInspector.inspectThrowable(t);
logger.warn("Error loading counter cache", t);
}
if (joinRing)
{
joinTokenRing(schemaTimeoutMillis, ringTimeoutMillis);
}
else
{
Collection<Token> tokens = SystemKeyspace.getSavedTokens();
if (!tokens.isEmpty())
{
tokenMetadata.updateNormalTokens(tokens, FBUtilities.getBroadcastAddressAndPort());
// order is important here, the gossiper can fire in between adding these two states. It's ok to send TOKENS without STATUS, but *not* vice versa.
List<Pair<ApplicationState, VersionedValue>> states = new ArrayList<Pair<ApplicationState, VersionedValue>>();
states.add(Pair.create(ApplicationState.TOKENS, valueFactory.tokens(tokens)));
states.add(Pair.create(ApplicationState.STATUS_WITH_PORT, valueFactory.hibernate(true)));
states.add(Pair.create(ApplicationState.STATUS, valueFactory.hibernate(true)));
Gossiper.instance.addLocalApplicationStates(states);
}
doAuthSetup(true);
logger.info("Not joining ring as requested. Use JMX (StorageService->joinRing()) to initiate ring joining");
}
completeInitialization();
}
@VisibleForTesting
public void completeInitialization()
{
if (!initialized)
registerMBeans();
initialized = true;
}