| /* |
| * 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.reads.repair; |
| |
| import java.io.Serializable; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| import javax.annotation.Nullable; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| |
| import org.apache.cassandra.db.ConsistencyLevel; |
| import org.apache.cassandra.db.Keyspace; |
| import org.apache.cassandra.diag.DiagnosticEvent; |
| import org.apache.cassandra.locator.InetAddressAndPort; |
| import org.apache.cassandra.service.reads.DigestResolver; |
| import org.apache.cassandra.service.reads.DigestResolver.DigestResolverDebugResult; |
| import org.apache.cassandra.service.reads.SpeculativeRetryPolicy; |
| |
| final class ReadRepairEvent extends DiagnosticEvent |
| { |
| |
| private final ReadRepairEventType type; |
| private final Keyspace keyspace; |
| private final String tableName; |
| private final String cqlCommand; |
| private final ConsistencyLevel consistency; |
| private final SpeculativeRetryPolicy.Kind speculativeRetry; |
| @VisibleForTesting |
| final Collection<InetAddressAndPort> destinations; |
| @VisibleForTesting |
| final Collection<InetAddressAndPort> allEndpoints; |
| @Nullable |
| private final DigestResolverDebugResult[] digestsByEndpoint; |
| |
| enum ReadRepairEventType |
| { |
| START_REPAIR, |
| SPECULATED_READ |
| } |
| |
| ReadRepairEvent(ReadRepairEventType type, AbstractReadRepair readRepair, Collection<InetAddressAndPort> destinations, |
| Collection<InetAddressAndPort> allEndpoints, DigestResolver digestResolver) |
| { |
| this.keyspace = readRepair.cfs.keyspace; |
| this.tableName = readRepair.cfs.getTableName(); |
| this.cqlCommand = readRepair.command.toCQLString(); |
| this.consistency = readRepair.replicaPlan().consistencyLevel(); |
| this.speculativeRetry = readRepair.cfs.metadata().params.speculativeRetry.kind(); |
| this.destinations = destinations; |
| this.allEndpoints = allEndpoints; |
| this.digestsByEndpoint = digestResolver != null ? digestResolver.getDigestsByEndpoint() : null; |
| this.type = type; |
| } |
| |
| public ReadRepairEventType getType() |
| { |
| return type; |
| } |
| |
| public Map<String, Serializable> toMap() |
| { |
| HashMap<String, Serializable> ret = new HashMap<>(); |
| |
| ret.put("keyspace", keyspace.getName()); |
| ret.put("table", tableName); |
| ret.put("command", cqlCommand); |
| ret.put("consistency", consistency.name()); |
| ret.put("speculativeRetry", speculativeRetry.name()); |
| |
| Set<String> eps = destinations.stream().map(InetAddressAndPort::toString).collect(Collectors.toSet()); |
| ret.put("endpointDestinations", new HashSet<>(eps)); |
| |
| if (digestsByEndpoint != null) |
| { |
| HashMap<String, Serializable> digestsMap = new HashMap<>(); |
| for (DigestResolverDebugResult digestsByEndpoint : digestsByEndpoint) |
| { |
| HashMap<String, Serializable> digests = new HashMap<>(); |
| digests.put("digestHex", digestsByEndpoint.digestHex); |
| digests.put("isDigestResponse", digestsByEndpoint.isDigestResponse); |
| digestsMap.put(digestsByEndpoint.from.toString(), digests); |
| } |
| ret.put("digestsByEndpoint", digestsMap); |
| } |
| if (allEndpoints != null) |
| { |
| eps = allEndpoints.stream().map(InetAddressAndPort::toString).collect(Collectors.toSet()); |
| ret.put("allEndpoints", new HashSet<>(eps)); |
| } |
| return ret; |
| } |
| } |