mirror of https://github.com/apache/kafka.git
KAFKA-18321: Add StreamsGroupMember, MemberState and Assignment classes (#18276)
* KAFKA-18321: Add StreamsGroupMember, MemberState and Assignment classes This commit adds the classes to represent a Streams group member in the consumer coordinator. Reviewers: Bill Bejeck <bill@confluent.io>, Lucas Brutschy <lbrutschy@confluent.io>
This commit is contained in:
Bruno Cadonna
GitHub
parent
aa22676c48
commit
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.kafka.coordinator.group.streams;
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import org.apache.kafka.coordinator.group.generated.StreamsGroupTargetAssignmentMemberValue;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Objects;
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import java.util.Set;
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import java.util.stream.Collectors;
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/**
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* An immutable assignment for a member.
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*
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* @param activeTasks Active tasks assigned to the member.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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* @param standbyTasks Standby tasks assigned to the member.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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* @param warmupTasks Warm-up tasks assigned to the member.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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*/
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public record Assignment(Map<String, Set<Integer>> activeTasks,
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Map<String, Set<Integer>> standbyTasks,
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Map<String, Set<Integer>> warmupTasks) {
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public Assignment {
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activeTasks = Collections.unmodifiableMap(Objects.requireNonNull(activeTasks));
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standbyTasks = Collections.unmodifiableMap(Objects.requireNonNull(standbyTasks));
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warmupTasks = Collections.unmodifiableMap(Objects.requireNonNull(warmupTasks));
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}
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/**
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* An empty assignment.
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*/
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public static final Assignment EMPTY = new Assignment(
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Collections.emptyMap(),
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Collections.emptyMap(),
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Collections.emptyMap()
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);
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/**
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* Creates a {{@link org.apache.kafka.coordinator.group.streams.Assignment}} from a
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* {{@link org.apache.kafka.coordinator.group.generated.StreamsGroupTargetAssignmentMemberValue}}.
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*
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* @param record The record.
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* @return A {{@link org.apache.kafka.coordinator.group.streams.Assignment}}.
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*/
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public static Assignment fromRecord(
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StreamsGroupTargetAssignmentMemberValue record
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) {
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return new Assignment(
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record.activeTasks().stream()
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.collect(Collectors.toMap(
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StreamsGroupTargetAssignmentMemberValue.TaskIds::subtopologyId,
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taskId -> new HashSet<>(taskId.partitions())
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)
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),
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record.standbyTasks().stream()
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.collect(Collectors.toMap(
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StreamsGroupTargetAssignmentMemberValue.TaskIds::subtopologyId,
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taskId -> new HashSet<>(taskId.partitions())
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)
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),
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record.warmupTasks().stream()
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.collect(Collectors.toMap(
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StreamsGroupTargetAssignmentMemberValue.TaskIds::subtopologyId,
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taskId -> new HashSet<>(taskId.partitions())
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)
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)
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);
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}
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}
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.kafka.coordinator.group.streams;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* The various states that a member can be in. For their definition, refer to the documentation of
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* {{@link org.apache.kafka.coordinator.group.streams.CurrentAssignmentBuilder}}.
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*/
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public enum MemberState {
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/**
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* The member is fully reconciled with the desired target assignment.
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*/
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STABLE((byte) 1),
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/**
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* The member must revoke some tasks in order to be able to transition to the next epoch.
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*/
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UNREVOKED_TASKS((byte) 2),
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/**
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* The member transitioned to the last epoch but waits on some tasks which have not been revoked by their previous owners yet.
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*/
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UNRELEASED_TASKS((byte) 3),
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/**
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* The member is in an unknown state. This can only happen if a future version of the software introduces a new state unknown by this
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* version.
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*/
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UNKNOWN((byte) 127);
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private static final Map<Byte, MemberState> VALUES_TO_ENUMS = new HashMap<>();
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static {
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for (MemberState state : MemberState.values()) {
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VALUES_TO_ENUMS.put(state.value(), state);
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}
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}
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private final byte value;
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MemberState(byte value) {
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this.value = value;
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}
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public byte value() {
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return value;
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}
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public static MemberState fromValue(byte value) {
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MemberState state = VALUES_TO_ENUMS.get(value);
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if (state == null) {
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return UNKNOWN;
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}
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return state;
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}
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}
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.kafka.coordinator.group.streams;
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import org.apache.kafka.common.message.StreamsGroupDescribeResponseData;
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import org.apache.kafka.coordinator.group.generated.StreamsGroupCurrentMemberAssignmentValue;
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import org.apache.kafka.coordinator.group.generated.StreamsGroupMemberMetadataValue;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.Optional;
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import java.util.OptionalInt;
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import java.util.Set;
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import java.util.stream.Collectors;
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/**
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* Contains all information related to a member within a Streams group.
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* <p>
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* This class is immutable and is fully backed by records stored in the __consumer_offsets topic.
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*
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* @param memberId The ID of the member.
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* @param memberEpoch The current epoch of the member.
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* @param previousMemberEpoch The previous epoch of the member.
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* @param state The current state of the member.
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* @param instanceId The instance ID of the member.
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* @param rackId The rack ID of the member.
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* @param clientId The client ID of the member.
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* @param clientHost The host of the member.
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* @param rebalanceTimeoutMs The rebalance timeout in milliseconds.
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* @param topologyEpoch The epoch of the topology the member uses.
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* @param processId The ID of the Streams client that contains the member.
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* @param userEndpoint The user endpoint exposed for Interactive Queries by the Streams client that
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* contains the member.
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* @param clientTags Tags of the client of the member used for rack-aware assignment.
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* @param assignedActiveTasks Active tasks assigned to the member.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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* @param assignedStandbyTasks Standby tasks assigned to the member.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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* @param assignedWarmupTasks Warm-up tasks assigned to the member.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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* @param activeTasksPendingRevocation Active tasks assigned to the member pending revocation.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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* @param standbyTasksPendingRevocation Standby tasks assigned to the member pending revocation.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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* @param warmupTasksPendingRevocation Warm-up tasks assigned to the member pending revocation.
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* The key of the map is the subtopology ID and the value is the set of partition IDs.
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*/
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@SuppressWarnings("checkstyle:JavaNCSS")
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public record StreamsGroupMember(String memberId,
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Integer memberEpoch,
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Integer previousMemberEpoch,
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MemberState state,
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Optional<String> instanceId,
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Optional<String> rackId,
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String clientId,
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String clientHost,
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Integer rebalanceTimeoutMs,
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Integer topologyEpoch,
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String processId,
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Optional<StreamsGroupMemberMetadataValue.Endpoint> userEndpoint,
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Map<String, String> clientTags,
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Map<String, Set<Integer>> assignedActiveTasks,
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Map<String, Set<Integer>> assignedStandbyTasks,
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Map<String, Set<Integer>> assignedWarmupTasks,
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Map<String, Set<Integer>> activeTasksPendingRevocation,
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Map<String, Set<Integer>> standbyTasksPendingRevocation,
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Map<String, Set<Integer>> warmupTasksPendingRevocation) {
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public StreamsGroupMember {
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Objects.requireNonNull(memberId, "memberId cannot be null");
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clientTags = clientTags != null ? Collections.unmodifiableMap(clientTags) : null;
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assignedActiveTasks = assignedActiveTasks != null ? Collections.unmodifiableMap(assignedActiveTasks) : null;
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assignedStandbyTasks = assignedStandbyTasks != null ? Collections.unmodifiableMap(assignedStandbyTasks) : null;
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assignedWarmupTasks = assignedWarmupTasks != null ? Collections.unmodifiableMap(assignedWarmupTasks) : null;
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activeTasksPendingRevocation = activeTasksPendingRevocation != null ? Collections.unmodifiableMap(activeTasksPendingRevocation) : null;
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standbyTasksPendingRevocation = standbyTasksPendingRevocation != null ? Collections.unmodifiableMap(standbyTasksPendingRevocation) : null;
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warmupTasksPendingRevocation = warmupTasksPendingRevocation != null ? Collections.unmodifiableMap(warmupTasksPendingRevocation) : null;
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}
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/**
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* A builder that facilitates the creation of a new member or the update of an existing one.
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* <p>
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* Please refer to the javadoc of {{@link StreamsGroupMember}} for the definition of the fields.
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*/
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public static class Builder {
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private final String memberId;
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private Integer memberEpoch = null;
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private Integer previousMemberEpoch = null;
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private MemberState state = null;
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private Optional<String> instanceId = null;
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private Optional<String> rackId = null;
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private Integer rebalanceTimeoutMs = null;
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private String clientId = null;
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private String clientHost = null;
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private Integer topologyEpoch = null;
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private String processId = null;
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private Optional<StreamsGroupMemberMetadataValue.Endpoint> userEndpoint = null;
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private Map<String, String> clientTags = null;
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private Map<String, Set<Integer>> assignedActiveTasks = null;
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private Map<String, Set<Integer>> assignedStandbyTasks = null;
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private Map<String, Set<Integer>> assignedWarmupTasks = null;
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private Map<String, Set<Integer>> activeTasksPendingRevocation = null;
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private Map<String, Set<Integer>> standbyTasksPendingRevocation = null;
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private Map<String, Set<Integer>> warmupTasksPendingRevocation = null;
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public Builder(String memberId) {
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this.memberId = Objects.requireNonNull(memberId, "memberId cannot be null");
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}
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public Builder(StreamsGroupMember member) {
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Objects.requireNonNull(member, "member cannot be null");
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this.memberId = member.memberId;
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this.memberEpoch = member.memberEpoch;
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this.previousMemberEpoch = member.previousMemberEpoch;
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this.instanceId = member.instanceId;
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this.rackId = member.rackId;
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this.rebalanceTimeoutMs = member.rebalanceTimeoutMs;
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this.clientId = member.clientId;
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this.clientHost = member.clientHost;
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this.topologyEpoch = member.topologyEpoch;
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this.processId = member.processId;
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this.userEndpoint = member.userEndpoint;
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this.clientTags = member.clientTags;
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this.state = member.state;
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this.assignedActiveTasks = member.assignedActiveTasks;
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this.assignedStandbyTasks = member.assignedStandbyTasks;
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this.assignedWarmupTasks = member.assignedWarmupTasks;
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this.activeTasksPendingRevocation = member.activeTasksPendingRevocation;
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this.standbyTasksPendingRevocation = member.standbyTasksPendingRevocation;
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this.warmupTasksPendingRevocation = member.warmupTasksPendingRevocation;
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}
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public Builder updateMemberEpoch(int memberEpoch) {
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int currentMemberEpoch = this.memberEpoch;
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this.memberEpoch = memberEpoch;
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this.previousMemberEpoch = currentMemberEpoch;
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return this;
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}
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public Builder setMemberEpoch(int memberEpoch) {
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this.memberEpoch = memberEpoch;
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return this;
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}
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public Builder setPreviousMemberEpoch(int previousMemberEpoch) {
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this.previousMemberEpoch = previousMemberEpoch;
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return this;
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}
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public Builder setInstanceId(String instanceId) {
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this.instanceId = Optional.ofNullable(instanceId);
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return this;
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}
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public Builder maybeUpdateInstanceId(Optional<String> instanceId) {
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instanceId.ifPresent(this::setInstanceId);
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return this;
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}
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public Builder setRackId(String rackId) {
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this.rackId = Optional.ofNullable(rackId);
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return this;
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}
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public Builder maybeUpdateRackId(Optional<String> rackId) {
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rackId.ifPresent(this::setRackId);
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return this;
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}
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public Builder setRebalanceTimeoutMs(int rebalanceTimeoutMs) {
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this.rebalanceTimeoutMs = rebalanceTimeoutMs;
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return this;
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}
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public Builder maybeUpdateRebalanceTimeoutMs(OptionalInt rebalanceTimeoutMs) {
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this.rebalanceTimeoutMs = rebalanceTimeoutMs.orElse(this.rebalanceTimeoutMs);
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return this;
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}
|
||||||
|
|
||||||
|
public Builder setClientId(String clientId) {
|
||||||
|
this.clientId = clientId;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setClientHost(String clientHost) {
|
||||||
|
this.clientHost = clientHost;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setState(MemberState state) {
|
||||||
|
this.state = state;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setTopologyEpoch(int topologyEpoch) {
|
||||||
|
this.topologyEpoch = topologyEpoch;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder maybeUpdateTopologyEpoch(OptionalInt topologyEpoch) {
|
||||||
|
this.topologyEpoch = topologyEpoch.orElse(this.topologyEpoch);
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setProcessId(String processId) {
|
||||||
|
this.processId = processId;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder maybeUpdateProcessId(Optional<String> processId) {
|
||||||
|
this.processId = processId.orElse(this.processId);
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setUserEndpoint(StreamsGroupMemberMetadataValue.Endpoint userEndpoint) {
|
||||||
|
this.userEndpoint = Optional.ofNullable(userEndpoint);
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder maybeUpdateUserEndpoint(Optional<StreamsGroupMemberMetadataValue.Endpoint> userEndpoint) {
|
||||||
|
userEndpoint.ifPresent(this::setUserEndpoint);
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setClientTags(Map<String, String> clientTags) {
|
||||||
|
this.clientTags = clientTags;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder maybeUpdateClientTags(Optional<Map<String, String>> clientTags) {
|
||||||
|
this.clientTags = clientTags.orElse(this.clientTags);
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setAssignment(Assignment assignment) {
|
||||||
|
this.assignedActiveTasks = assignment.activeTasks();
|
||||||
|
this.assignedStandbyTasks = assignment.standbyTasks();
|
||||||
|
this.assignedWarmupTasks = assignment.warmupTasks();
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setAssignedActiveTasks(Map<String, Set<Integer>> assignedActiveTasks) {
|
||||||
|
this.assignedActiveTasks = assignedActiveTasks;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setAssignedStandbyTasks(Map<String, Set<Integer>> assignedStandbyTasks) {
|
||||||
|
this.assignedStandbyTasks = assignedStandbyTasks;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setAssignedWarmupTasks(Map<String, Set<Integer>> assignedWarmupTasks) {
|
||||||
|
this.assignedWarmupTasks = assignedWarmupTasks;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setAssignmentPendingRevocation(Assignment assignment) {
|
||||||
|
this.activeTasksPendingRevocation = assignment.activeTasks();
|
||||||
|
this.standbyTasksPendingRevocation = assignment.standbyTasks();
|
||||||
|
this.warmupTasksPendingRevocation = assignment.warmupTasks();
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setActiveTasksPendingRevocation(
|
||||||
|
Map<String, Set<Integer>> activeTasksPendingRevocation) {
|
||||||
|
this.activeTasksPendingRevocation = activeTasksPendingRevocation;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setStandbyTasksPendingRevocation(
|
||||||
|
Map<String, Set<Integer>> standbyTasksPendingRevocation) {
|
||||||
|
this.standbyTasksPendingRevocation = standbyTasksPendingRevocation;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder setWarmupTasksPendingRevocation(
|
||||||
|
Map<String, Set<Integer>> warmupTasksPendingRevocation) {
|
||||||
|
this.warmupTasksPendingRevocation = warmupTasksPendingRevocation;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder updateWith(StreamsGroupMemberMetadataValue record) {
|
||||||
|
setInstanceId(record.instanceId());
|
||||||
|
setRackId(record.rackId());
|
||||||
|
setClientId(record.clientId());
|
||||||
|
setClientHost(record.clientHost());
|
||||||
|
setRebalanceTimeoutMs(record.rebalanceTimeoutMs());
|
||||||
|
setTopologyEpoch(record.topologyEpoch());
|
||||||
|
setProcessId(record.processId());
|
||||||
|
setUserEndpoint(record.userEndpoint());
|
||||||
|
setClientTags(record.clientTags().stream().collect(Collectors.toMap(
|
||||||
|
StreamsGroupMemberMetadataValue.KeyValue::key,
|
||||||
|
StreamsGroupMemberMetadataValue.KeyValue::value
|
||||||
|
)));
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Builder updateWith(StreamsGroupCurrentMemberAssignmentValue record) {
|
||||||
|
setMemberEpoch(record.memberEpoch());
|
||||||
|
setPreviousMemberEpoch(record.previousMemberEpoch());
|
||||||
|
setState(MemberState.fromValue(record.state()));
|
||||||
|
setAssignedActiveTasks(assignmentFromTaskIds(record.activeTasks()));
|
||||||
|
setAssignedStandbyTasks(assignmentFromTaskIds(record.standbyTasks()));
|
||||||
|
setAssignedWarmupTasks(assignmentFromTaskIds(record.warmupTasks()));
|
||||||
|
setActiveTasksPendingRevocation(
|
||||||
|
assignmentFromTaskIds(record.activeTasksPendingRevocation()));
|
||||||
|
setStandbyTasksPendingRevocation(
|
||||||
|
assignmentFromTaskIds(record.standbyTasksPendingRevocation()));
|
||||||
|
setWarmupTasksPendingRevocation(
|
||||||
|
assignmentFromTaskIds(record.warmupTasksPendingRevocation()));
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
private static Map<String, Set<Integer>> assignmentFromTaskIds(
|
||||||
|
List<StreamsGroupCurrentMemberAssignmentValue.TaskIds> topicPartitionsList
|
||||||
|
) {
|
||||||
|
return topicPartitionsList.stream().collect(Collectors.toMap(
|
||||||
|
StreamsGroupCurrentMemberAssignmentValue.TaskIds::subtopologyId,
|
||||||
|
taskIds -> Set.copyOf(taskIds.partitions())));
|
||||||
|
}
|
||||||
|
|
||||||
|
public StreamsGroupMember build() {
|
||||||
|
return new StreamsGroupMember(
|
||||||
|
memberId,
|
||||||
|
memberEpoch,
|
||||||
|
previousMemberEpoch,
|
||||||
|
state,
|
||||||
|
instanceId,
|
||||||
|
rackId,
|
||||||
|
clientId,
|
||||||
|
clientHost,
|
||||||
|
rebalanceTimeoutMs,
|
||||||
|
topologyEpoch,
|
||||||
|
processId,
|
||||||
|
userEndpoint,
|
||||||
|
clientTags,
|
||||||
|
assignedActiveTasks,
|
||||||
|
assignedStandbyTasks,
|
||||||
|
assignedWarmupTasks,
|
||||||
|
activeTasksPendingRevocation,
|
||||||
|
standbyTasksPendingRevocation,
|
||||||
|
warmupTasksPendingRevocation
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @return True if the member is in the Stable state and at the desired epoch.
|
||||||
|
*/
|
||||||
|
public boolean isReconciledTo(int targetAssignmentEpoch) {
|
||||||
|
return state == MemberState.STABLE && memberEpoch == targetAssignmentEpoch;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Creates a member description for the Streams group describe response from this member.
|
||||||
|
*
|
||||||
|
* @param targetAssignment The target assignment of this member in the corresponding group.
|
||||||
|
*
|
||||||
|
* @return The StreamsGroupMember mapped as StreamsGroupDescribeResponseData.Member.
|
||||||
|
*/
|
||||||
|
public StreamsGroupDescribeResponseData.Member asStreamsGroupDescribeMember(
|
||||||
|
Assignment targetAssignment
|
||||||
|
) {
|
||||||
|
final StreamsGroupDescribeResponseData.Assignment describedTargetAssignment =
|
||||||
|
new StreamsGroupDescribeResponseData.Assignment();
|
||||||
|
|
||||||
|
if (targetAssignment != null) {
|
||||||
|
describedTargetAssignment
|
||||||
|
.setActiveTasks(taskIdsFromMap(targetAssignment.activeTasks()))
|
||||||
|
.setStandbyTasks(taskIdsFromMap(targetAssignment.standbyTasks()))
|
||||||
|
.setWarmupTasks(taskIdsFromMap(targetAssignment.warmupTasks()));
|
||||||
|
}
|
||||||
|
|
||||||
|
return new StreamsGroupDescribeResponseData.Member()
|
||||||
|
.setMemberEpoch(memberEpoch)
|
||||||
|
.setMemberId(memberId)
|
||||||
|
.setAssignment(
|
||||||
|
new StreamsGroupDescribeResponseData.Assignment()
|
||||||
|
.setActiveTasks(taskIdsFromMap(assignedActiveTasks))
|
||||||
|
.setStandbyTasks(taskIdsFromMap(assignedStandbyTasks))
|
||||||
|
.setWarmupTasks(taskIdsFromMap(assignedWarmupTasks)))
|
||||||
|
.setTargetAssignment(describedTargetAssignment)
|
||||||
|
.setClientHost(clientHost)
|
||||||
|
.setClientId(clientId)
|
||||||
|
.setInstanceId(instanceId.orElse(null))
|
||||||
|
.setRackId(rackId.orElse(null))
|
||||||
|
.setClientTags(clientTags.entrySet().stream().map(
|
||||||
|
entry -> new StreamsGroupDescribeResponseData.KeyValue()
|
||||||
|
.setKey(entry.getKey())
|
||||||
|
.setValue(entry.getValue())
|
||||||
|
).collect(Collectors.toList()))
|
||||||
|
.setProcessId(processId)
|
||||||
|
.setTopologyEpoch(topologyEpoch)
|
||||||
|
.setUserEndpoint(
|
||||||
|
userEndpoint.map(
|
||||||
|
endpoint -> new StreamsGroupDescribeResponseData.Endpoint()
|
||||||
|
.setHost(endpoint.host())
|
||||||
|
.setPort(endpoint.port())
|
||||||
|
).orElse(null)
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
private static List<StreamsGroupDescribeResponseData.TaskIds> taskIdsFromMap(
|
||||||
|
Map<String, Set<Integer>> tasks
|
||||||
|
) {
|
||||||
|
List<StreamsGroupDescribeResponseData.TaskIds> taskIds = new ArrayList<>();
|
||||||
|
tasks.forEach((subtopologyId, partitionSet) -> {
|
||||||
|
taskIds.add(new StreamsGroupDescribeResponseData.TaskIds()
|
||||||
|
.setSubtopologyId(subtopologyId)
|
||||||
|
.setPartitions(new ArrayList<>(partitionSet)));
|
||||||
|
});
|
||||||
|
return taskIds;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @return True if the two provided members have different assigned active tasks.
|
||||||
|
*/
|
||||||
|
public static boolean hasAssignedActiveTasksChanged(
|
||||||
|
StreamsGroupMember member1,
|
||||||
|
StreamsGroupMember member2
|
||||||
|
) {
|
||||||
|
return !member1.assignedActiveTasks().equals(member2.assignedActiveTasks());
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @return True if the two provided members have different assigned active tasks.
|
||||||
|
*/
|
||||||
|
public static boolean hasAssignedStandbyTasksChanged(
|
||||||
|
StreamsGroupMember member1,
|
||||||
|
StreamsGroupMember member2
|
||||||
|
) {
|
||||||
|
return !member1.assignedStandbyTasks().equals(member2.assignedStandbyTasks());
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @return True if the two provided members have different assigned active tasks.
|
||||||
|
*/
|
||||||
|
public static boolean hasAssignedWarmupTasksChanged(
|
||||||
|
StreamsGroupMember member1,
|
||||||
|
StreamsGroupMember member2
|
||||||
|
) {
|
||||||
|
return !member1.assignedWarmupTasks().equals(member2.assignedWarmupTasks());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,122 @@
|
||||||
|
/*
|
||||||
|
* 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.kafka.coordinator.group.streams;
|
||||||
|
|
||||||
|
import org.apache.kafka.coordinator.group.generated.StreamsGroupTargetAssignmentMemberValue;
|
||||||
|
|
||||||
|
import org.junit.jupiter.api.Test;
|
||||||
|
|
||||||
|
import java.util.ArrayList;
|
||||||
|
import java.util.Arrays;
|
||||||
|
import java.util.Collections;
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.Map;
|
||||||
|
import java.util.Set;
|
||||||
|
|
||||||
|
import static org.apache.kafka.coordinator.group.streams.TaskAssignmentTestUtil.mkTasks;
|
||||||
|
import static org.apache.kafka.coordinator.group.streams.TaskAssignmentTestUtil.mkTasksPerSubtopology;
|
||||||
|
import static org.junit.jupiter.api.Assertions.assertEquals;
|
||||||
|
import static org.junit.jupiter.api.Assertions.assertThrows;
|
||||||
|
|
||||||
|
public class AssignmentTest {
|
||||||
|
|
||||||
|
static final String SUBTOPOLOGY_1 = "subtopology1";
|
||||||
|
static final String SUBTOPOLOGY_2 = "subtopology2";
|
||||||
|
static final String SUBTOPOLOGY_3 = "subtopology3";
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testTasksCannotBeNull() {
|
||||||
|
assertThrows(NullPointerException.class, () -> new Assignment(null, Collections.emptyMap(), Collections.emptyMap()));
|
||||||
|
assertThrows(NullPointerException.class, () -> new Assignment(Collections.emptyMap(), null, Collections.emptyMap()));
|
||||||
|
assertThrows(NullPointerException.class, () -> new Assignment(Collections.emptyMap(), Collections.emptyMap(), null));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testReturnUnmodifiableTaskAssignments() {
|
||||||
|
Map<String, Set<Integer>> activeTasks = mkTasksPerSubtopology(
|
||||||
|
mkTasks(SUBTOPOLOGY_1, 1, 2, 3)
|
||||||
|
);
|
||||||
|
Map<String, Set<Integer>> standbyTasks = mkTasksPerSubtopology(
|
||||||
|
mkTasks(SUBTOPOLOGY_2, 9, 8, 7)
|
||||||
|
);
|
||||||
|
Map<String, Set<Integer>> warmupTasks = mkTasksPerSubtopology(
|
||||||
|
mkTasks(SUBTOPOLOGY_3, 4, 5, 6)
|
||||||
|
);
|
||||||
|
Assignment assignment = new Assignment(activeTasks, standbyTasks, warmupTasks);
|
||||||
|
|
||||||
|
assertEquals(activeTasks, assignment.activeTasks());
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> assignment.activeTasks().put("not allowed", Collections.emptySet()));
|
||||||
|
assertEquals(standbyTasks, assignment.standbyTasks());
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> assignment.standbyTasks().put("not allowed", Collections.emptySet()));
|
||||||
|
assertEquals(warmupTasks, assignment.warmupTasks());
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> assignment.warmupTasks().put("not allowed", Collections.emptySet()));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testFromTargetAssignmentRecord() {
|
||||||
|
List<StreamsGroupTargetAssignmentMemberValue.TaskIds> activeTasks = new ArrayList<>();
|
||||||
|
activeTasks.add(new StreamsGroupTargetAssignmentMemberValue.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY_1)
|
||||||
|
.setPartitions(Arrays.asList(1, 2, 3)));
|
||||||
|
activeTasks.add(new StreamsGroupTargetAssignmentMemberValue.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY_2)
|
||||||
|
.setPartitions(Arrays.asList(4, 5, 6)));
|
||||||
|
List<StreamsGroupTargetAssignmentMemberValue.TaskIds> standbyTasks = new ArrayList<>();
|
||||||
|
standbyTasks.add(new StreamsGroupTargetAssignmentMemberValue.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY_1)
|
||||||
|
.setPartitions(Arrays.asList(7, 8, 9)));
|
||||||
|
standbyTasks.add(new StreamsGroupTargetAssignmentMemberValue.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY_2)
|
||||||
|
.setPartitions(Arrays.asList(1, 2, 3)));
|
||||||
|
List<StreamsGroupTargetAssignmentMemberValue.TaskIds> warmupTasks = new ArrayList<>();
|
||||||
|
warmupTasks.add(new StreamsGroupTargetAssignmentMemberValue.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY_1)
|
||||||
|
.setPartitions(Arrays.asList(4, 5, 6)));
|
||||||
|
warmupTasks.add(new StreamsGroupTargetAssignmentMemberValue.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY_2)
|
||||||
|
.setPartitions(Arrays.asList(7, 8, 9)));
|
||||||
|
|
||||||
|
StreamsGroupTargetAssignmentMemberValue record = new StreamsGroupTargetAssignmentMemberValue()
|
||||||
|
.setActiveTasks(activeTasks)
|
||||||
|
.setStandbyTasks(standbyTasks)
|
||||||
|
.setWarmupTasks(warmupTasks);
|
||||||
|
|
||||||
|
Assignment assignment = Assignment.fromRecord(record);
|
||||||
|
|
||||||
|
assertEquals(
|
||||||
|
mkTasksPerSubtopology(
|
||||||
|
mkTasks(SUBTOPOLOGY_1, 1, 2, 3),
|
||||||
|
mkTasks(SUBTOPOLOGY_2, 4, 5, 6)
|
||||||
|
),
|
||||||
|
assignment.activeTasks()
|
||||||
|
);
|
||||||
|
assertEquals(
|
||||||
|
mkTasksPerSubtopology(
|
||||||
|
mkTasks(SUBTOPOLOGY_1, 7, 8, 9),
|
||||||
|
mkTasks(SUBTOPOLOGY_2, 1, 2, 3)
|
||||||
|
),
|
||||||
|
assignment.standbyTasks()
|
||||||
|
);
|
||||||
|
assertEquals(
|
||||||
|
mkTasksPerSubtopology(
|
||||||
|
mkTasks(SUBTOPOLOGY_1, 4, 5, 6),
|
||||||
|
mkTasks(SUBTOPOLOGY_2, 7, 8, 9)
|
||||||
|
),
|
||||||
|
assignment.warmupTasks()
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,429 @@
|
||||||
|
/*
|
||||||
|
* 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.kafka.coordinator.group.streams;
|
||||||
|
|
||||||
|
import org.apache.kafka.common.message.StreamsGroupDescribeResponseData;
|
||||||
|
import org.apache.kafka.coordinator.group.generated.StreamsGroupCurrentMemberAssignmentValue;
|
||||||
|
import org.apache.kafka.coordinator.group.generated.StreamsGroupCurrentMemberAssignmentValue.TaskIds;
|
||||||
|
import org.apache.kafka.coordinator.group.generated.StreamsGroupMemberMetadataValue;
|
||||||
|
import org.apache.kafka.coordinator.group.generated.StreamsGroupMemberMetadataValue.KeyValue;
|
||||||
|
|
||||||
|
import org.junit.jupiter.api.Test;
|
||||||
|
|
||||||
|
import java.util.Arrays;
|
||||||
|
import java.util.Collections;
|
||||||
|
import java.util.HashMap;
|
||||||
|
import java.util.HashSet;
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.Map;
|
||||||
|
import java.util.Optional;
|
||||||
|
import java.util.OptionalInt;
|
||||||
|
import java.util.Set;
|
||||||
|
import java.util.stream.Collectors;
|
||||||
|
|
||||||
|
import static org.apache.kafka.common.utils.Utils.mkEntry;
|
||||||
|
import static org.apache.kafka.common.utils.Utils.mkMap;
|
||||||
|
import static org.apache.kafka.coordinator.group.streams.TaskAssignmentTestUtil.mkTasks;
|
||||||
|
import static org.apache.kafka.coordinator.group.streams.TaskAssignmentTestUtil.mkTasksPerSubtopology;
|
||||||
|
import static org.junit.jupiter.api.Assertions.assertEquals;
|
||||||
|
import static org.junit.jupiter.api.Assertions.assertNull;
|
||||||
|
import static org.junit.jupiter.api.Assertions.assertThrows;
|
||||||
|
|
||||||
|
public class StreamsGroupMemberTest {
|
||||||
|
|
||||||
|
private static final String MEMBER_ID = "member-id";
|
||||||
|
private static final int MEMBER_EPOCH = 10;
|
||||||
|
private static final int PREVIOUS_MEMBER_EPOCH = 9;
|
||||||
|
private static final MemberState STATE = MemberState.UNRELEASED_TASKS;
|
||||||
|
private static final String INSTANCE_ID = "instance-id";
|
||||||
|
private static final String RACK_ID = "rack-id";
|
||||||
|
private static final int REBALANCE_TIMEOUT = 5000;
|
||||||
|
private static final String CLIENT_ID = "client-id";
|
||||||
|
private static final String HOSTNAME = "hostname";
|
||||||
|
private static final int TOPOLOGY_EPOCH = 3;
|
||||||
|
private static final String PROCESS_ID = "process-id";
|
||||||
|
private static final String SUBTOPOLOGY1 = "subtopology1";
|
||||||
|
private static final String SUBTOPOLOGY2 = "subtopology2";
|
||||||
|
private static final String SUBTOPOLOGY3 = "subtopology3";
|
||||||
|
private static final StreamsGroupMemberMetadataValue.Endpoint USER_ENDPOINT =
|
||||||
|
new StreamsGroupMemberMetadataValue.Endpoint().setHost("host").setPort(9090);
|
||||||
|
private static final String CLIENT_TAG_KEY = "client";
|
||||||
|
private static final String CLIENT_TAG_VALUE = "tag";
|
||||||
|
private static final Map<String, String> CLIENT_TAGS = mkMap(mkEntry(CLIENT_TAG_KEY, CLIENT_TAG_VALUE));
|
||||||
|
private static final List<Integer> TASKS1 = List.of(1, 2, 3);
|
||||||
|
private static final List<Integer> TASKS2 = List.of(4, 5, 6);
|
||||||
|
private static final List<Integer> TASKS3 = List.of(7, 8);
|
||||||
|
private static final List<Integer> TASKS4 = List.of(3, 2, 1);
|
||||||
|
private static final List<Integer> TASKS5 = List.of(6, 5, 4);
|
||||||
|
private static final List<Integer> TASKS6 = List.of(9, 7);
|
||||||
|
private static final Map<String, Set<Integer>> ASSIGNED_ACTIVE_TASKS = mkTasksPerSubtopology(mkTasks(SUBTOPOLOGY1, TASKS1.toArray(Integer[]::new)));
|
||||||
|
private static final Map<String, Set<Integer>> ASSIGNED_STANDBY_TASKS = mkTasksPerSubtopology(mkTasks(SUBTOPOLOGY2, TASKS2.toArray(Integer[]::new)));
|
||||||
|
private static final Map<String, Set<Integer>> ASSIGNED_WARMUP_TASKS = mkTasksPerSubtopology(mkTasks(SUBTOPOLOGY1, TASKS3.toArray(Integer[]::new)));
|
||||||
|
private static final Map<String, Set<Integer>> ACTIVE_TASKS_PENDING_REVOCATION = mkTasksPerSubtopology(mkTasks(SUBTOPOLOGY2, TASKS4.toArray(Integer[]::new)));
|
||||||
|
private static final Map<String, Set<Integer>> STANDBY_TASKS_PENDING_REVOCATION = mkTasksPerSubtopology(mkTasks(SUBTOPOLOGY1, TASKS5.toArray(Integer[]::new)));
|
||||||
|
private static final Map<String, Set<Integer>> WARMUP_TASKS_PENDING_REVOCATION = mkTasksPerSubtopology(mkTasks(SUBTOPOLOGY2, TASKS6.toArray(Integer[]::new)));
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testBuilderWithMemberIdIsNull() {
|
||||||
|
final Exception exception = assertThrows(
|
||||||
|
NullPointerException.class,
|
||||||
|
() -> new StreamsGroupMember.Builder((String) null).build()
|
||||||
|
);
|
||||||
|
assertEquals("memberId cannot be null", exception.getMessage());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testBuilderWithMemberIsNull() {
|
||||||
|
final Exception exception = assertThrows(
|
||||||
|
NullPointerException.class,
|
||||||
|
() -> new StreamsGroupMember.Builder((StreamsGroupMember) null).build()
|
||||||
|
);
|
||||||
|
assertEquals("member cannot be null", exception.getMessage());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testBuilderWithDefaults() {
|
||||||
|
StreamsGroupMember member = new StreamsGroupMember.Builder(MEMBER_ID).build();
|
||||||
|
|
||||||
|
assertEquals(MEMBER_ID, member.memberId());
|
||||||
|
assertNull(member.memberEpoch());
|
||||||
|
assertNull(member.previousMemberEpoch());
|
||||||
|
assertNull(member.state());
|
||||||
|
assertNull(member.instanceId());
|
||||||
|
assertNull(member.rackId());
|
||||||
|
assertNull(member.rebalanceTimeoutMs());
|
||||||
|
assertNull(member.clientId());
|
||||||
|
assertNull(member.clientHost());
|
||||||
|
assertNull(member.topologyEpoch());
|
||||||
|
assertNull(member.processId());
|
||||||
|
assertNull(member.userEndpoint());
|
||||||
|
assertNull(member.clientTags());
|
||||||
|
assertNull(member.assignedActiveTasks());
|
||||||
|
assertNull(member.assignedStandbyTasks());
|
||||||
|
assertNull(member.assignedWarmupTasks());
|
||||||
|
assertNull(member.activeTasksPendingRevocation());
|
||||||
|
assertNull(member.standbyTasksPendingRevocation());
|
||||||
|
assertNull(member.warmupTasksPendingRevocation());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testBuilderNewMember() {
|
||||||
|
StreamsGroupMember member = createStreamsGroupMember();
|
||||||
|
|
||||||
|
assertEquals(MEMBER_ID, member.memberId());
|
||||||
|
assertEquals(MEMBER_EPOCH, member.memberEpoch());
|
||||||
|
assertEquals(PREVIOUS_MEMBER_EPOCH, member.previousMemberEpoch());
|
||||||
|
assertEquals(STATE, member.state());
|
||||||
|
assertEquals(Optional.of(INSTANCE_ID), member.instanceId());
|
||||||
|
assertEquals(Optional.of(RACK_ID), member.rackId());
|
||||||
|
assertEquals(CLIENT_ID, member.clientId());
|
||||||
|
assertEquals(HOSTNAME, member.clientHost());
|
||||||
|
assertEquals(TOPOLOGY_EPOCH, member.topologyEpoch());
|
||||||
|
assertEquals(PROCESS_ID, member.processId());
|
||||||
|
assertEquals(Optional.of(USER_ENDPOINT), member.userEndpoint());
|
||||||
|
assertEquals(CLIENT_TAGS, member.clientTags());
|
||||||
|
assertEquals(ASSIGNED_ACTIVE_TASKS, member.assignedActiveTasks());
|
||||||
|
assertEquals(ASSIGNED_STANDBY_TASKS, member.assignedStandbyTasks());
|
||||||
|
assertEquals(ASSIGNED_WARMUP_TASKS, member.assignedWarmupTasks());
|
||||||
|
assertEquals(ACTIVE_TASKS_PENDING_REVOCATION, member.activeTasksPendingRevocation());
|
||||||
|
assertEquals(STANDBY_TASKS_PENDING_REVOCATION, member.standbyTasksPendingRevocation());
|
||||||
|
assertEquals(WARMUP_TASKS_PENDING_REVOCATION, member.warmupTasksPendingRevocation());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testBuilderUpdateWithStreamsGroupMemberMetadataValue() {
|
||||||
|
StreamsGroupMemberMetadataValue record = new StreamsGroupMemberMetadataValue()
|
||||||
|
.setClientId(CLIENT_ID)
|
||||||
|
.setClientHost(HOSTNAME)
|
||||||
|
.setInstanceId(INSTANCE_ID)
|
||||||
|
.setRackId(RACK_ID)
|
||||||
|
.setRebalanceTimeoutMs(REBALANCE_TIMEOUT)
|
||||||
|
.setTopologyEpoch(TOPOLOGY_EPOCH)
|
||||||
|
.setProcessId(PROCESS_ID)
|
||||||
|
.setUserEndpoint(USER_ENDPOINT)
|
||||||
|
.setClientTags(CLIENT_TAGS.entrySet().stream()
|
||||||
|
.map(e -> new KeyValue().setKey(e.getKey()).setValue(e.getValue()))
|
||||||
|
.collect(Collectors.toList()));
|
||||||
|
|
||||||
|
StreamsGroupMember member = new StreamsGroupMember.Builder("member-id")
|
||||||
|
.updateWith(record)
|
||||||
|
.build();
|
||||||
|
|
||||||
|
assertEquals(record.clientId(), member.clientId());
|
||||||
|
assertEquals(record.clientHost(), member.clientHost());
|
||||||
|
assertEquals(Optional.of(record.instanceId()), member.instanceId());
|
||||||
|
assertEquals(Optional.of(record.rackId()), member.rackId());
|
||||||
|
assertEquals(record.rebalanceTimeoutMs(), member.rebalanceTimeoutMs());
|
||||||
|
assertEquals(record.topologyEpoch(), member.topologyEpoch());
|
||||||
|
assertEquals(record.processId(), member.processId());
|
||||||
|
assertEquals(Optional.of(record.userEndpoint()), member.userEndpoint());
|
||||||
|
assertEquals(
|
||||||
|
record.clientTags().stream().collect(Collectors.toMap(KeyValue::key, KeyValue::value)),
|
||||||
|
member.clientTags()
|
||||||
|
);
|
||||||
|
assertEquals(MEMBER_ID, member.memberId());
|
||||||
|
assertNull(member.memberEpoch());
|
||||||
|
assertNull(member.previousMemberEpoch());
|
||||||
|
assertNull(member.state());
|
||||||
|
assertNull(member.assignedActiveTasks());
|
||||||
|
assertNull(member.assignedStandbyTasks());
|
||||||
|
assertNull(member.assignedWarmupTasks());
|
||||||
|
assertNull(member.activeTasksPendingRevocation());
|
||||||
|
assertNull(member.standbyTasksPendingRevocation());
|
||||||
|
assertNull(member.warmupTasksPendingRevocation());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testBuilderUpdateWithConsumerGroupCurrentMemberAssignmentValue() {
|
||||||
|
StreamsGroupCurrentMemberAssignmentValue record = new StreamsGroupCurrentMemberAssignmentValue()
|
||||||
|
.setMemberEpoch(MEMBER_EPOCH)
|
||||||
|
.setPreviousMemberEpoch(PREVIOUS_MEMBER_EPOCH)
|
||||||
|
.setState(STATE.value())
|
||||||
|
.setActiveTasks(List.of(new TaskIds().setSubtopologyId(SUBTOPOLOGY1).setPartitions(TASKS1)))
|
||||||
|
.setStandbyTasks(List.of(new TaskIds().setSubtopologyId(SUBTOPOLOGY2).setPartitions(TASKS2)))
|
||||||
|
.setWarmupTasks(List.of(new TaskIds().setSubtopologyId(SUBTOPOLOGY1).setPartitions(TASKS3)))
|
||||||
|
.setActiveTasksPendingRevocation(List.of(new TaskIds().setSubtopologyId(SUBTOPOLOGY2).setPartitions(TASKS4)))
|
||||||
|
.setStandbyTasksPendingRevocation(List.of(new TaskIds().setSubtopologyId(SUBTOPOLOGY1).setPartitions(TASKS5)))
|
||||||
|
.setWarmupTasksPendingRevocation(List.of(new TaskIds().setSubtopologyId(SUBTOPOLOGY2).setPartitions(TASKS6)));
|
||||||
|
|
||||||
|
StreamsGroupMember member = new StreamsGroupMember.Builder(MEMBER_ID)
|
||||||
|
.updateWith(record)
|
||||||
|
.build();
|
||||||
|
|
||||||
|
assertEquals(MEMBER_ID, member.memberId());
|
||||||
|
assertEquals(record.memberEpoch(), member.memberEpoch());
|
||||||
|
assertEquals(record.previousMemberEpoch(), member.previousMemberEpoch());
|
||||||
|
assertEquals(MemberState.fromValue(record.state()), member.state());
|
||||||
|
assertEquals(ASSIGNED_ACTIVE_TASKS, member.assignedActiveTasks());
|
||||||
|
assertEquals(ASSIGNED_STANDBY_TASKS, member.assignedStandbyTasks());
|
||||||
|
assertEquals(ASSIGNED_WARMUP_TASKS, member.assignedWarmupTasks());
|
||||||
|
assertEquals(ACTIVE_TASKS_PENDING_REVOCATION, member.activeTasksPendingRevocation());
|
||||||
|
assertEquals(STANDBY_TASKS_PENDING_REVOCATION, member.standbyTasksPendingRevocation());
|
||||||
|
assertEquals(WARMUP_TASKS_PENDING_REVOCATION, member.warmupTasksPendingRevocation());
|
||||||
|
assertNull(member.instanceId());
|
||||||
|
assertNull(member.rackId());
|
||||||
|
assertNull(member.rebalanceTimeoutMs());
|
||||||
|
assertNull(member.clientId());
|
||||||
|
assertNull(member.clientHost());
|
||||||
|
assertNull(member.topologyEpoch());
|
||||||
|
assertNull(member.processId());
|
||||||
|
assertNull(member.userEndpoint());
|
||||||
|
assertNull(member.clientTags());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testBuilderMaybeUpdateMember() {
|
||||||
|
final StreamsGroupMember member = createStreamsGroupMember();
|
||||||
|
|
||||||
|
// This is a no-op.
|
||||||
|
StreamsGroupMember updatedMember = new StreamsGroupMember.Builder(member)
|
||||||
|
.maybeUpdateRackId(Optional.empty())
|
||||||
|
.maybeUpdateInstanceId(Optional.empty())
|
||||||
|
.maybeUpdateRebalanceTimeoutMs(OptionalInt.empty())
|
||||||
|
.maybeUpdateProcessId(Optional.empty())
|
||||||
|
.maybeUpdateTopologyEpoch(OptionalInt.empty())
|
||||||
|
.maybeUpdateUserEndpoint(Optional.empty())
|
||||||
|
.maybeUpdateClientTags(Optional.empty())
|
||||||
|
.build();
|
||||||
|
|
||||||
|
assertEquals(member, updatedMember);
|
||||||
|
|
||||||
|
final String newRackId = "new" + member.rackId();
|
||||||
|
final String newInstanceId = "new" + member.instanceId();
|
||||||
|
final Integer newRebalanceTimeout = member.rebalanceTimeoutMs() + 1000;
|
||||||
|
final String newProcessId = "new" + member.processId();
|
||||||
|
final Integer newTopologyEpoch = member.topologyEpoch() + 1;
|
||||||
|
final StreamsGroupMemberMetadataValue.Endpoint newUserEndpoint =
|
||||||
|
new StreamsGroupMemberMetadataValue.Endpoint().setHost(member.userEndpoint().get().host() + "2").setPort(9090);
|
||||||
|
final Map<String, String> newClientTags = new HashMap<>(member.clientTags());
|
||||||
|
newClientTags.put("client2", "tag2");
|
||||||
|
|
||||||
|
updatedMember = new StreamsGroupMember.Builder(member)
|
||||||
|
.maybeUpdateRackId(Optional.of(newRackId))
|
||||||
|
.maybeUpdateInstanceId(Optional.of(newInstanceId))
|
||||||
|
.maybeUpdateRebalanceTimeoutMs(OptionalInt.of(6000))
|
||||||
|
.maybeUpdateProcessId(Optional.of(newProcessId))
|
||||||
|
.maybeUpdateTopologyEpoch(OptionalInt.of(newTopologyEpoch))
|
||||||
|
.maybeUpdateUserEndpoint(Optional.of(newUserEndpoint))
|
||||||
|
.maybeUpdateClientTags(Optional.of(newClientTags))
|
||||||
|
.build();
|
||||||
|
|
||||||
|
assertEquals(Optional.of(newRackId), updatedMember.rackId());
|
||||||
|
assertEquals(Optional.of(newInstanceId), updatedMember.instanceId());
|
||||||
|
assertEquals(newRebalanceTimeout, updatedMember.rebalanceTimeoutMs());
|
||||||
|
assertEquals(newProcessId, updatedMember.processId());
|
||||||
|
assertEquals(newTopologyEpoch, updatedMember.topologyEpoch());
|
||||||
|
assertEquals(Optional.of(newUserEndpoint), updatedMember.userEndpoint());
|
||||||
|
assertEquals(newClientTags, updatedMember.clientTags());
|
||||||
|
assertEquals(member.memberId(), updatedMember.memberId());
|
||||||
|
assertEquals(member.memberEpoch(), updatedMember.memberEpoch());
|
||||||
|
assertEquals(member.previousMemberEpoch(), updatedMember.previousMemberEpoch());
|
||||||
|
assertEquals(member.state(), updatedMember.state());
|
||||||
|
assertEquals(member.clientId(), updatedMember.clientId());
|
||||||
|
assertEquals(member.clientHost(), updatedMember.clientHost());
|
||||||
|
assertEquals(member.assignedActiveTasks(), updatedMember.assignedActiveTasks());
|
||||||
|
assertEquals(member.assignedStandbyTasks(), updatedMember.assignedStandbyTasks());
|
||||||
|
assertEquals(member.assignedWarmupTasks(), updatedMember.assignedWarmupTasks());
|
||||||
|
assertEquals(member.activeTasksPendingRevocation(), updatedMember.activeTasksPendingRevocation());
|
||||||
|
assertEquals(member.standbyTasksPendingRevocation(), updatedMember.standbyTasksPendingRevocation());
|
||||||
|
assertEquals(member.warmupTasksPendingRevocation(), updatedMember.warmupTasksPendingRevocation());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testBuilderUpdateMemberEpoch() {
|
||||||
|
final StreamsGroupMember member = createStreamsGroupMember();
|
||||||
|
|
||||||
|
final int newMemberEpoch = member.memberEpoch() + 1;
|
||||||
|
final StreamsGroupMember updatedMember = new StreamsGroupMember.Builder(member)
|
||||||
|
.updateMemberEpoch(newMemberEpoch)
|
||||||
|
.build();
|
||||||
|
|
||||||
|
assertEquals(member.memberId(), updatedMember.memberId());
|
||||||
|
assertEquals(newMemberEpoch, updatedMember.memberEpoch());
|
||||||
|
// The previous member epoch becomes the old current member epoch.
|
||||||
|
assertEquals(member.memberEpoch(), updatedMember.previousMemberEpoch());
|
||||||
|
assertEquals(member.state(), updatedMember.state());
|
||||||
|
assertEquals(member.instanceId(), updatedMember.instanceId());
|
||||||
|
assertEquals(member.rackId(), updatedMember.rackId());
|
||||||
|
assertEquals(member.rebalanceTimeoutMs(), updatedMember.rebalanceTimeoutMs());
|
||||||
|
assertEquals(member.clientId(), updatedMember.clientId());
|
||||||
|
assertEquals(member.clientHost(), updatedMember.clientHost());
|
||||||
|
assertEquals(member.topologyEpoch(), updatedMember.topologyEpoch());
|
||||||
|
assertEquals(member.processId(), updatedMember.processId());
|
||||||
|
assertEquals(member.userEndpoint(), updatedMember.userEndpoint());
|
||||||
|
assertEquals(member.clientTags(), updatedMember.clientTags());
|
||||||
|
assertEquals(member.assignedActiveTasks(), updatedMember.assignedActiveTasks());
|
||||||
|
assertEquals(member.assignedStandbyTasks(), updatedMember.assignedStandbyTasks());
|
||||||
|
assertEquals(member.assignedWarmupTasks(), updatedMember.assignedWarmupTasks());
|
||||||
|
assertEquals(member.activeTasksPendingRevocation(), updatedMember.activeTasksPendingRevocation());
|
||||||
|
assertEquals(member.standbyTasksPendingRevocation(), updatedMember.standbyTasksPendingRevocation());
|
||||||
|
assertEquals(member.warmupTasksPendingRevocation(), updatedMember.warmupTasksPendingRevocation());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testReturnUnmodifiableFields() {
|
||||||
|
final StreamsGroupMember member = createStreamsGroupMember();
|
||||||
|
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> member.clientTags().put("not allowed", ""));
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> member.assignedActiveTasks().put("not allowed", Collections.emptySet()));
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> member.assignedStandbyTasks().put("not allowed", Collections.emptySet()));
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> member.assignedWarmupTasks().put("not allowed", Collections.emptySet()));
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> member.activeTasksPendingRevocation().put("not allowed", Collections.emptySet()));
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> member.standbyTasksPendingRevocation().put("not allowed", Collections.emptySet()));
|
||||||
|
assertThrows(UnsupportedOperationException.class, () -> member.warmupTasksPendingRevocation().put("not allowed", Collections.emptySet()));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testAsStreamsGroupDescribeMember() {
|
||||||
|
final StreamsGroupMember member = createStreamsGroupMember();
|
||||||
|
List<Integer> assignedTasks1 = Arrays.asList(10, 11, 12);
|
||||||
|
List<Integer> assignedTasks2 = Arrays.asList(13, 14, 15);
|
||||||
|
List<Integer> assignedTasks3 = Arrays.asList(16, 17, 18);
|
||||||
|
Assignment targetAssignment = new Assignment(
|
||||||
|
mkMap(mkEntry(SUBTOPOLOGY1, new HashSet<>(assignedTasks3))),
|
||||||
|
mkMap(mkEntry(SUBTOPOLOGY2, new HashSet<>(assignedTasks2))),
|
||||||
|
mkMap(mkEntry(SUBTOPOLOGY3, new HashSet<>(assignedTasks1)))
|
||||||
|
);
|
||||||
|
|
||||||
|
StreamsGroupDescribeResponseData.Member actual = member.asStreamsGroupDescribeMember(targetAssignment);
|
||||||
|
StreamsGroupDescribeResponseData.Member expected = new StreamsGroupDescribeResponseData.Member()
|
||||||
|
.setMemberId(MEMBER_ID)
|
||||||
|
.setMemberEpoch(MEMBER_EPOCH)
|
||||||
|
.setClientId(CLIENT_ID)
|
||||||
|
.setInstanceId(INSTANCE_ID)
|
||||||
|
.setRackId(RACK_ID)
|
||||||
|
.setClientHost(HOSTNAME)
|
||||||
|
.setProcessId(PROCESS_ID)
|
||||||
|
.setTopologyEpoch(TOPOLOGY_EPOCH)
|
||||||
|
.setClientTags(List.of(
|
||||||
|
new StreamsGroupDescribeResponseData.KeyValue().setKey(CLIENT_TAG_KEY).setValue(CLIENT_TAG_VALUE))
|
||||||
|
)
|
||||||
|
.setAssignment(
|
||||||
|
new StreamsGroupDescribeResponseData.Assignment()
|
||||||
|
.setActiveTasks(List.of(
|
||||||
|
new StreamsGroupDescribeResponseData.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY1)
|
||||||
|
.setPartitions(TASKS1))
|
||||||
|
)
|
||||||
|
.setStandbyTasks(List.of(
|
||||||
|
new StreamsGroupDescribeResponseData.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY2)
|
||||||
|
.setPartitions(TASKS2))
|
||||||
|
)
|
||||||
|
.setWarmupTasks(List.of(
|
||||||
|
new StreamsGroupDescribeResponseData.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY1)
|
||||||
|
.setPartitions(TASKS3))
|
||||||
|
)
|
||||||
|
)
|
||||||
|
.setTargetAssignment(
|
||||||
|
new StreamsGroupDescribeResponseData.Assignment()
|
||||||
|
.setActiveTasks(List.of(
|
||||||
|
new StreamsGroupDescribeResponseData.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY1)
|
||||||
|
.setPartitions(assignedTasks3))
|
||||||
|
)
|
||||||
|
.setStandbyTasks(List.of(
|
||||||
|
new StreamsGroupDescribeResponseData.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY2)
|
||||||
|
.setPartitions(assignedTasks2))
|
||||||
|
)
|
||||||
|
.setWarmupTasks(List.of(
|
||||||
|
new StreamsGroupDescribeResponseData.TaskIds()
|
||||||
|
.setSubtopologyId(SUBTOPOLOGY3)
|
||||||
|
.setPartitions(assignedTasks1))
|
||||||
|
)
|
||||||
|
)
|
||||||
|
.setUserEndpoint(new StreamsGroupDescribeResponseData.Endpoint()
|
||||||
|
.setHost(USER_ENDPOINT.host())
|
||||||
|
.setPort(USER_ENDPOINT.port())
|
||||||
|
);
|
||||||
|
|
||||||
|
assertEquals(expected, actual);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testAsStreamsGroupDescribeWithTargetAssignmentNull() {
|
||||||
|
final StreamsGroupMember member = createStreamsGroupMember();
|
||||||
|
StreamsGroupDescribeResponseData.Member streamsGroupDescribeMember = member.asStreamsGroupDescribeMember(null);
|
||||||
|
|
||||||
|
assertEquals(new StreamsGroupDescribeResponseData.Assignment(), streamsGroupDescribeMember.targetAssignment());
|
||||||
|
}
|
||||||
|
|
||||||
|
private StreamsGroupMember createStreamsGroupMember() {
|
||||||
|
return new StreamsGroupMember.Builder(MEMBER_ID)
|
||||||
|
.setMemberEpoch(MEMBER_EPOCH)
|
||||||
|
.setPreviousMemberEpoch(PREVIOUS_MEMBER_EPOCH)
|
||||||
|
.setState(STATE)
|
||||||
|
.setInstanceId(INSTANCE_ID)
|
||||||
|
.setRackId(RACK_ID)
|
||||||
|
.setRebalanceTimeoutMs(REBALANCE_TIMEOUT)
|
||||||
|
.setClientId(CLIENT_ID)
|
||||||
|
.setClientHost(HOSTNAME)
|
||||||
|
.setTopologyEpoch(TOPOLOGY_EPOCH)
|
||||||
|
.setProcessId(PROCESS_ID)
|
||||||
|
.setUserEndpoint(USER_ENDPOINT)
|
||||||
|
.setClientTags(CLIENT_TAGS)
|
||||||
|
.setAssignedActiveTasks(ASSIGNED_ACTIVE_TASKS)
|
||||||
|
.setAssignedStandbyTasks(ASSIGNED_STANDBY_TASKS)
|
||||||
|
.setAssignedWarmupTasks(ASSIGNED_WARMUP_TASKS)
|
||||||
|
.setActiveTasksPendingRevocation(ACTIVE_TASKS_PENDING_REVOCATION)
|
||||||
|
.setStandbyTasksPendingRevocation(STANDBY_TASKS_PENDING_REVOCATION)
|
||||||
|
.setWarmupTasksPendingRevocation(WARMUP_TASKS_PENDING_REVOCATION)
|
||||||
|
.build();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,57 @@
|
||||||
|
/*
|
||||||
|
* 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.kafka.coordinator.group.streams;
|
||||||
|
|
||||||
|
import java.util.AbstractMap;
|
||||||
|
import java.util.Collections;
|
||||||
|
import java.util.HashMap;
|
||||||
|
import java.util.HashSet;
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.Map;
|
||||||
|
import java.util.Objects;
|
||||||
|
import java.util.Set;
|
||||||
|
|
||||||
|
public class TaskAssignmentTestUtil {
|
||||||
|
|
||||||
|
public static Assignment mkAssignment(final Map<String, Set<Integer>> activeTasks,
|
||||||
|
final Map<String, Set<Integer>> standbyTasks,
|
||||||
|
final Map<String, Set<Integer>> warmupTasks) {
|
||||||
|
return new Assignment(
|
||||||
|
Collections.unmodifiableMap(Objects.requireNonNull(activeTasks)),
|
||||||
|
Collections.unmodifiableMap(Objects.requireNonNull(standbyTasks)),
|
||||||
|
Collections.unmodifiableMap(Objects.requireNonNull(warmupTasks))
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
public static Map.Entry<String, Set<Integer>> mkTasks(String subtopologyId,
|
||||||
|
Integer... tasks) {
|
||||||
|
return new AbstractMap.SimpleEntry<>(
|
||||||
|
subtopologyId,
|
||||||
|
new HashSet<>(List.of(tasks))
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
@SafeVarargs
|
||||||
|
public static Map<String, Set<Integer>> mkTasksPerSubtopology(Map.Entry<String,
|
||||||
|
Set<Integer>>... entries) {
|
||||||
|
Map<String, Set<Integer>> assignment = new HashMap<>();
|
||||||
|
for (Map.Entry<String, Set<Integer>> entry : entries) {
|
||||||
|
assignment.put(entry.getKey(), entry.getValue());
|
||||||
|
}
|
||||||
|
return assignment;
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue