| /* |
| * 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.distributed.test; |
| |
| import java.io.IOException; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import com.google.common.collect.ImmutableSet; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.cassandra.cql3.QueryProcessor; |
| import org.apache.cassandra.cql3.UntypedResultSet; |
| import org.apache.cassandra.distributed.Cluster; |
| import org.apache.cassandra.distributed.api.ConsistencyLevel; |
| import org.apache.cassandra.distributed.api.Feature; |
| import org.apache.cassandra.gms.Gossiper; |
| import org.apache.cassandra.locator.InetAddressAndPort; |
| |
| import static org.apache.cassandra.distributed.util.QueryResultUtil.assertThat; |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| public class VirtualTableFromInternodeTest extends TestBaseImpl |
| { |
| private static Cluster CLUSTER; |
| |
| @BeforeClass |
| public static void setup() throws IOException |
| { |
| CLUSTER = Cluster.build(2) |
| .withConfig(c -> c.with(Feature.values())) |
| .start(); |
| } |
| |
| @AfterClass |
| public static void cleanup() |
| { |
| if (CLUSTER != null) |
| CLUSTER.close(); |
| } |
| |
| @Test |
| public void normal() |
| { |
| assertThat(CLUSTER.coordinator(1).executeWithResult("SELECT * FROM system_views.settings", ConsistencyLevel.ONE)) |
| .hasSizeGreaterThan(2) |
| .contains("rpc_address", "127.0.0.1") |
| .contains("broadcast_address", "127.0.0.1"); |
| |
| assertThat(CLUSTER.coordinator(1).executeWithResult("SELECT * FROM system_views.settings WHERE name=?", ConsistencyLevel.ONE, "rpc_address")) |
| .isEqualTo("rpc_address", "127.0.0.1"); |
| |
| assertThat(CLUSTER.coordinator(1).executeWithResult("SELECT * FROM system_views.settings WHERE name IN (?, ?)", ConsistencyLevel.ONE, "rpc_address", "broadcast_address")) |
| .contains("rpc_address", "127.0.0.1") |
| .contains("broadcast_address", "127.0.0.1") |
| .hasSize(2); |
| } |
| |
| @Test |
| public void readCommandAccessVirtualTable() |
| { |
| CLUSTER.get(1).runOnInstance(() -> { |
| boolean didWork = false; |
| for (InetAddressAndPort address : Gossiper.instance.getLiveMembers()) |
| { |
| didWork = true; |
| UntypedResultSet rs = QueryProcessor.executeAsync(address, "SELECT * FROM system_views.settings") |
| .syncUninterruptibly().getNow(); |
| assertThat(rs.isEmpty()).isFalse(); |
| for (UntypedResultSet.Row row : rs) |
| { |
| String name = row.getString("name"); |
| switch (name) |
| { |
| case "broadcast_address": |
| case "rpc_address": |
| assertThat(row.getString("value")).isEqualTo(address.getAddress().getHostAddress()); |
| break; |
| } |
| } |
| } |
| assertThat(didWork).isTrue(); |
| }); |
| } |
| |
| @Test |
| public void readCommandAccessVirtualTableSinglePartition() |
| { |
| CLUSTER.get(1).runOnInstance(() -> { |
| boolean didWork = false; |
| for (InetAddressAndPort address : Gossiper.instance.getLiveMembers()) |
| { |
| didWork = true; |
| UntypedResultSet rs = QueryProcessor.executeAsync(address, "SELECT * FROM system_views.settings WHERE name=?", "rpc_address") |
| .syncUninterruptibly().getNow(); |
| assertThat(rs.isEmpty()).isFalse(); |
| assertThat(rs.one().getString("value")).isEqualTo(address.getAddress().getHostAddress()); |
| } |
| assertThat(didWork).isTrue(); |
| }); |
| } |
| |
| @Test |
| public void readCommandAccessVirtualTableMultiplePartition() |
| { |
| CLUSTER.get(1).runOnInstance(() -> { |
| boolean didWork = false; |
| for (InetAddressAndPort address : Gossiper.instance.getLiveMembers()) |
| { |
| didWork = true; |
| UntypedResultSet rs = QueryProcessor.executeAsync(address, "SELECT * FROM system_views.settings WHERE name IN (?, ?)", "rpc_address", "broadcast_address") |
| .syncUninterruptibly().getNow(); |
| assertThat(rs.isEmpty()).isFalse(); |
| Set<String> columns = new HashSet<>(); |
| for (UntypedResultSet.Row row : rs) |
| { |
| columns.add(row.getString("name")); |
| assertThat(row.getString("value")).isEqualTo(address.getAddress().getHostAddress()); |
| } |
| assertThat(columns).isEqualTo(ImmutableSet.of("rpc_address", "broadcast_address")); |
| } |
| assertThat(didWork).isTrue(); |
| }); |
| } |
| } |