| /* |
| * 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.db; |
| |
| import java.util.Collections; |
| import java.util.concurrent.ExecutionException; |
| |
| import org.apache.cassandra.schema.TableMetadata; |
| import org.apache.cassandra.schema.ColumnMetadata; |
| import org.apache.cassandra.schema.KeyspaceMetadata; |
| import org.apache.cassandra.schema.SchemaTestUtil; |
| import org.apache.cassandra.dht.Bounds; |
| import org.apache.cassandra.dht.Token; |
| import org.apache.cassandra.schema.KeyspaceParams; |
| import org.apache.cassandra.utils.ByteBufferUtil; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.cassandra.SchemaLoader; |
| import org.apache.cassandra.db.marshal.*; |
| import org.apache.cassandra.exceptions.ConfigurationException; |
| import org.apache.cassandra.schema.Schema; |
| import org.apache.cassandra.exceptions.WriteTimeoutException; |
| import org.apache.cassandra.service.CacheService; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| |
| import static org.apache.cassandra.utils.ByteBufferUtil.bytes; |
| |
| public class CounterCacheTest |
| { |
| private static final String KEYSPACE1 = "CounterCacheTest"; |
| private static final String COUNTER1 = "Counter1"; |
| |
| @BeforeClass |
| public static void defineSchema() throws ConfigurationException |
| { |
| SchemaLoader.prepareServer(); |
| |
| TableMetadata.Builder counterTable = |
| TableMetadata.builder(KEYSPACE1, COUNTER1) |
| .isCounter(true) |
| .addPartitionKeyColumn("key", Int32Type.instance) |
| .addClusteringColumn("name", Int32Type.instance) |
| .addRegularColumn("c", CounterColumnType.instance); |
| |
| SchemaLoader.createKeyspace(KEYSPACE1, KeyspaceParams.simple(1), counterTable); |
| } |
| |
| @AfterClass |
| public static void cleanup() |
| { |
| SchemaLoader.cleanupSavedCaches(); |
| } |
| |
| @Test |
| public void testReadWrite() |
| { |
| ColumnFamilyStore cfs = Keyspace.open(KEYSPACE1).getColumnFamilyStore(COUNTER1); |
| cfs.truncateBlocking(); |
| CacheService.instance.invalidateCounterCache(); |
| |
| Clustering<?> c1 = CBuilder.create(cfs.metadata().comparator).add(ByteBufferUtil.bytes(1)).build(); |
| Clustering<?> c2 = CBuilder.create(cfs.metadata().comparator).add(ByteBufferUtil.bytes(2)).build(); |
| ColumnMetadata cd = cfs.metadata().getColumn(ByteBufferUtil.bytes("c")); |
| |
| assertEquals(0, CacheService.instance.counterCache.size()); |
| assertNull(cfs.getCachedCounter(bytes(1), c1, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(1), c2, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(2), c1, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(2), c2, cd, null)); |
| |
| cfs.putCachedCounter(bytes(1), c1, cd, null, ClockAndCount.create(1L, 1L)); |
| cfs.putCachedCounter(bytes(1), c2, cd, null, ClockAndCount.create(1L, 2L)); |
| cfs.putCachedCounter(bytes(2), c1, cd, null, ClockAndCount.create(2L, 1L)); |
| cfs.putCachedCounter(bytes(2), c2, cd, null, ClockAndCount.create(2L, 2L)); |
| |
| assertEquals(ClockAndCount.create(1L, 1L), cfs.getCachedCounter(bytes(1), c1, cd, null)); |
| assertEquals(ClockAndCount.create(1L, 2L), cfs.getCachedCounter(bytes(1), c2, cd, null)); |
| assertEquals(ClockAndCount.create(2L, 1L), cfs.getCachedCounter(bytes(2), c1, cd, null)); |
| assertEquals(ClockAndCount.create(2L, 2L), cfs.getCachedCounter(bytes(2), c2, cd, null)); |
| } |
| |
| @Test |
| public void testCounterCacheInvalidate() |
| { |
| ColumnFamilyStore cfs = Keyspace.open(KEYSPACE1).getColumnFamilyStore(COUNTER1); |
| cfs.truncateBlocking(); |
| CacheService.instance.invalidateCounterCache(); |
| |
| Clustering<?> c1 = CBuilder.create(cfs.metadata().comparator).add(ByteBufferUtil.bytes(1)).build(); |
| Clustering<?> c2 = CBuilder.create(cfs.metadata().comparator).add(ByteBufferUtil.bytes(2)).build(); |
| ColumnMetadata cd = cfs.metadata().getColumn(ByteBufferUtil.bytes("c")); |
| |
| assertEquals(0, CacheService.instance.counterCache.size()); |
| assertNull(cfs.getCachedCounter(bytes(1), c1, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(1), c2, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(2), c1, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(2), c2, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(3), c1, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(3), c2, cd, null)); |
| |
| cfs.putCachedCounter(bytes(1), c1, cd, null, ClockAndCount.create(1L, 1L)); |
| cfs.putCachedCounter(bytes(1), c2, cd, null, ClockAndCount.create(1L, 2L)); |
| cfs.putCachedCounter(bytes(2), c1, cd, null, ClockAndCount.create(2L, 1L)); |
| cfs.putCachedCounter(bytes(2), c2, cd, null, ClockAndCount.create(2L, 2L)); |
| cfs.putCachedCounter(bytes(3), c1, cd, null, ClockAndCount.create(3L, 1L)); |
| cfs.putCachedCounter(bytes(3), c2, cd, null, ClockAndCount.create(3L, 2L)); |
| |
| assertEquals(ClockAndCount.create(1L, 1L), cfs.getCachedCounter(bytes(1), c1, cd, null)); |
| assertEquals(ClockAndCount.create(1L, 2L), cfs.getCachedCounter(bytes(1), c2, cd, null)); |
| assertEquals(ClockAndCount.create(2L, 1L), cfs.getCachedCounter(bytes(2), c1, cd, null)); |
| assertEquals(ClockAndCount.create(2L, 2L), cfs.getCachedCounter(bytes(2), c2, cd, null)); |
| assertEquals(ClockAndCount.create(3L, 1L), cfs.getCachedCounter(bytes(3), c1, cd, null)); |
| assertEquals(ClockAndCount.create(3L, 2L), cfs.getCachedCounter(bytes(3), c2, cd, null)); |
| |
| cfs.invalidateCounterCache(Collections.singleton(new Bounds<Token>(cfs.decorateKey(bytes(1)).getToken(), |
| cfs.decorateKey(bytes(2)).getToken()))); |
| |
| assertEquals(2, CacheService.instance.counterCache.size()); |
| assertNull(cfs.getCachedCounter(bytes(1), c1, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(1), c2, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(2), c1, cd, null)); |
| assertNull(cfs.getCachedCounter(bytes(2), c2, cd, null)); |
| assertEquals(ClockAndCount.create(3L, 1L), cfs.getCachedCounter(bytes(3), c1, cd, null)); |
| assertEquals(ClockAndCount.create(3L, 2L), cfs.getCachedCounter(bytes(3), c2, cd, null)); |
| } |
| |
| @Test |
| public void testSaveLoad() throws ExecutionException, InterruptedException, WriteTimeoutException |
| { |
| ColumnFamilyStore cfs = Keyspace.open(KEYSPACE1).getColumnFamilyStore(COUNTER1); |
| cfs.truncateBlocking(); |
| CacheService.instance.invalidateCounterCache(); |
| |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(1)).clustering(1).add("c", 1L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(1)).clustering(2).add("c", 2L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(2)).clustering(1).add("c", 1L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(2)).clustering(2).add("c", 2L).build(), ConsistencyLevel.ONE).apply(); |
| |
| assertEquals(4, CacheService.instance.counterCache.size()); |
| |
| // flush the counter cache and invalidate |
| CacheService.instance.counterCache.submitWrite(Integer.MAX_VALUE).get(); |
| CacheService.instance.invalidateCounterCache(); |
| assertEquals(0, CacheService.instance.counterCache.size()); |
| |
| // load from cache and validate |
| CacheService.instance.counterCache.loadSaved(); |
| assertEquals(4, CacheService.instance.counterCache.size()); |
| |
| Clustering<?> c1 = CBuilder.create(cfs.metadata().comparator).add(ByteBufferUtil.bytes(1)).build(); |
| Clustering<?> c2 = CBuilder.create(cfs.metadata().comparator).add(ByteBufferUtil.bytes(2)).build(); |
| ColumnMetadata cd = cfs.metadata().getColumn(ByteBufferUtil.bytes("c")); |
| |
| assertEquals(1L, cfs.getCachedCounter(bytes(1), c1, cd, null).count); |
| assertEquals(2L, cfs.getCachedCounter(bytes(1), c2, cd, null).count); |
| assertEquals(1L, cfs.getCachedCounter(bytes(2), c1, cd, null).count); |
| assertEquals(2L, cfs.getCachedCounter(bytes(2), c2, cd, null).count); |
| } |
| |
| @Test |
| public void testDroppedSaveLoad() throws ExecutionException, InterruptedException, WriteTimeoutException |
| { |
| ColumnFamilyStore cfs = Keyspace.open(KEYSPACE1).getColumnFamilyStore(COUNTER1); |
| cfs.truncateBlocking(); |
| CacheService.instance.invalidateCounterCache(); |
| |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(1)).clustering(1).add("c", 1L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(1)).clustering(2).add("c", 2L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(2)).clustering(1).add("c", 1L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(2)).clustering(2).add("c", 2L).build(), ConsistencyLevel.ONE).apply(); |
| |
| // flush the counter cache and invalidate |
| CacheService.instance.counterCache.submitWrite(Integer.MAX_VALUE).get(); |
| CacheService.instance.invalidateCounterCache(); |
| assertEquals(0, CacheService.instance.counterCache.size()); |
| |
| KeyspaceMetadata ksm = Schema.instance.getKeyspaceMetadata(KEYSPACE1); |
| SchemaTestUtil.dropKeyspaceIfExist(KEYSPACE1, true); |
| |
| try |
| { |
| // load from cache and validate |
| CacheService.instance.counterCache.loadSaved(); |
| assertEquals(0, CacheService.instance.counterCache.size()); |
| } |
| finally |
| { |
| SchemaTestUtil.addOrUpdateKeyspace(ksm, true); |
| } |
| } |
| |
| @Test |
| public void testDisabledSaveLoad() throws ExecutionException, InterruptedException, WriteTimeoutException |
| { |
| ColumnFamilyStore cfs = Keyspace.open(KEYSPACE1).getColumnFamilyStore(COUNTER1); |
| cfs.truncateBlocking(); |
| CacheService.instance.invalidateCounterCache(); |
| |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(1)).clustering(1).add("c", 1L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(1)).clustering(2).add("c", 2L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(2)).clustering(1).add("c", 1L).build(), ConsistencyLevel.ONE).apply(); |
| new CounterMutation(new RowUpdateBuilder(cfs.metadata(), 0, bytes(2)).clustering(2).add("c", 2L).build(), ConsistencyLevel.ONE).apply(); |
| |
| // flush the counter cache and invalidate |
| CacheService.instance.counterCache.submitWrite(Integer.MAX_VALUE).get(); |
| CacheService.instance.invalidateCounterCache(); |
| assertEquals(0, CacheService.instance.counterCache.size()); |
| |
| |
| CacheService.instance.setCounterCacheCapacityInMB(0); |
| try |
| { |
| // load from cache and validate |
| CacheService.instance.counterCache.loadSaved(); |
| assertEquals(0, CacheService.instance.counterCache.size()); |
| } |
| finally |
| { |
| CacheService.instance.setCounterCacheCapacityInMB(1); |
| } |
| } |
| |
| } |