sashapolo commented on code in PR #6184: URL: https://github.com/apache/ignite-3/pull/6184#discussion_r2184700064
########## modules/raft/src/integrationTest/java/org/apache/ignite/internal/raftsnapshot/ItParallelRaftSnapshotsTest.java: ########## @@ -0,0 +1,138 @@ +/* + * 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.ignite.internal.raftsnapshot; + +import static java.util.concurrent.TimeUnit.SECONDS; +import static java.util.stream.Collectors.toList; +import static org.apache.ignite.internal.TestWrappers.unwrapIgniteImpl; +import static org.apache.ignite.internal.TestWrappers.unwrapTableImpl; +import static org.apache.ignite.internal.catalog.CatalogService.DEFAULT_STORAGE_PROFILE; +import static org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.willBe; +import static org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.willCompleteSuccessfully; +import static org.awaitility.Awaitility.await; +import static org.hamcrest.MatcherAssert.assertThat; +import static org.hamcrest.Matchers.is; +import static org.hamcrest.Matchers.notNullValue; + +import java.util.List; +import java.util.concurrent.CompletableFuture; +import org.apache.ignite.internal.ClusterPerTestIntegrationTest; +import org.apache.ignite.internal.app.IgniteImpl; +import org.apache.ignite.internal.lang.IgniteBiTuple; +import org.apache.ignite.internal.placementdriver.ReplicaMeta; +import org.apache.ignite.internal.replicator.Member; +import org.apache.ignite.internal.replicator.ReplicationGroupId; +import org.apache.ignite.internal.storage.MvPartitionStorage; +import org.apache.ignite.internal.table.InternalTable; +import org.apache.ignite.table.Table; +import org.junit.jupiter.api.Test; + +class ItParallelRaftSnapshotsTest extends ClusterPerTestIntegrationTest { + private static final String TEST_ZONE_NAME = "TEST_ZONE"; + + private static final String TEST_TABLE_NAME = "TEST_TABLE"; + + @Override + protected int initialNodes() { + // We need at least 5 nodes, because we are going to stop 2 nodes and do not want to lose majority. + return 5; + } + + /** + * Tests that a Raft snapshot can be simultaneously streamed to multiple nodes. + */ + @Test + void testSnapshotStreamingToMultipleNodes() { + String zoneSql = String.format( + "CREATE ZONE %s WITH STORAGE_PROFILES='%s', PARTITIONS=1, REPLICAS=5", + TEST_ZONE_NAME, DEFAULT_STORAGE_PROFILE + ); + + executeSql(zoneSql); + + String tableSql = String.format( + "CREATE TABLE %s (key INT PRIMARY KEY, val VARCHAR(20)) ZONE %s ", + TEST_TABLE_NAME, TEST_ZONE_NAME + ); + + executeSql(tableSql); + + ReplicationGroupId groupId = cluster.solePartitionId(TEST_ZONE_NAME, TEST_TABLE_NAME); + + int primaryReplicaIndex = primaryReplicaIndex(groupId); + + // Stop two nodes that are neither primary replicas for the test table nor for the metastorage. + List<Integer> nodesToKill = cluster.aliveNodesWithIndices().stream() + .map(IgniteBiTuple::get1) + .filter(index -> index != primaryReplicaIndex && index != 0) + .limit(2) + .collect(toList()); + + nodesToKill.parallelStream().forEach(cluster::stopNode); + + // After the nodes have been stopped, insert some data and truncate the Raft log on primary replica. + executeSql(primaryReplicaIndex, String.format("INSERT INTO %s VALUES (1, 'one')", TEST_TABLE_NAME)); + + validateTableData(primaryReplicaIndex); + + truncateLog(primaryReplicaIndex, groupId); + + // Start the nodes in parallel, Raft leader is expected to start streaming snapshots on them. + nodesToKill.parallelStream().forEach(cluster::startNode); + + nodesToKill.forEach(this::validateTableData); + } + + private int primaryReplicaIndex(ReplicationGroupId groupId) { + IgniteImpl node = unwrapIgniteImpl(cluster.aliveNode()); + + CompletableFuture<ReplicaMeta> primaryFuture = node.placementDriver() + .awaitPrimaryReplica(groupId, node.clockService().now(), 30, SECONDS); + + assertThat(primaryFuture, willBe(notNullValue())); + + String primaryName = primaryFuture.join().getLeaseholder(); + + assertThat(primaryName, is(notNullValue())); + + return cluster.nodeIndex(primaryName); + } + + private void truncateLog(int nodeIndex, ReplicationGroupId groupId) { + IgniteImpl node = unwrapIgniteImpl(cluster.node(nodeIndex)); + + Member member = Member.votingMember(node.name()); + + CompletableFuture<Void> truncateFuture = node.replicaManager().replica(groupId) + .thenCompose(replica -> replica.createSnapshotOn(member, true)); + + assertThat(truncateFuture, willCompleteSuccessfully()); + } + + private void validateTableData(int nodeIndex) { + Table table = cluster.node(nodeIndex).tables().table(TEST_TABLE_NAME); + + InternalTable internalTable = unwrapTableImpl(table).internalTable(); + + MvPartitionStorage mvPartition = internalTable.storage().getMvPartition(0); + + assertThat(mvPartition, is(notNullValue())); + + await().until(mvPartition::estimatedSize, is(1L)); Review Comment: It's not without a timeout, it uses the default awaitility's timeout, which is 10 seconds -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: notifications-unsubscr...@ignite.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
