jdeppe-pivotal commented on a change in pull request #6605: URL: https://github.com/apache/geode/pull/6605#discussion_r654550960
########## File path: geode-apis-compatible-with-redis/src/integrationTest/java/org/apache/geode/redis/internal/executor/key/AbstractDumpRestoreIntegrationTest.java ########## @@ -0,0 +1,264 @@ +/* + * 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.geode.redis.internal.executor.key; + +import static org.apache.geode.redis.RedisCommandArgumentsTestHelper.assertExactNumberOfArgs; +import static org.apache.geode.test.dunit.rules.RedisClusterStartupRule.BIND_ADDRESS; +import static org.assertj.core.api.Assertions.assertThat; +import static org.assertj.core.api.Assertions.assertThatThrownBy; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.HashMap; +import java.util.HashSet; +import java.util.List; +import java.util.Map; +import java.util.Set; + +import io.lettuce.core.KeyValue; +import io.lettuce.core.RestoreArgs; +import io.lettuce.core.cluster.RedisClusterClient; +import io.lettuce.core.cluster.api.sync.RedisAdvancedClusterCommands; +import org.junit.After; +import org.junit.Before; +import org.junit.BeforeClass; +import org.junit.Test; +import redis.clients.jedis.HostAndPort; +import redis.clients.jedis.JedisCluster; +import redis.clients.jedis.Protocol; + +import org.apache.geode.internal.InternalDataSerializer; +import org.apache.geode.internal.serialization.DataSerializableFixedID; +import org.apache.geode.redis.RedisIntegrationTest; +import org.apache.geode.redis.internal.data.RedisHash; +import org.apache.geode.redis.internal.data.RedisSet; +import org.apache.geode.redis.internal.data.RedisSortedSet; +import org.apache.geode.redis.internal.data.RedisString; + +public abstract class AbstractDumpRestoreIntegrationTest implements RedisIntegrationTest { + + private RedisAdvancedClusterCommands<String, String> lettuce; + protected JedisCluster jedis; + private static String STRING_VALUE; + private static byte[] RESTORE_BYTES; + + @BeforeClass + public static void setupClass() { + InternalDataSerializer.getDSFIDSerializer().registerDSFID( + DataSerializableFixedID.REDIS_SET_ID, + RedisSet.class); + InternalDataSerializer.getDSFIDSerializer().registerDSFID( + DataSerializableFixedID.REDIS_STRING_ID, + RedisString.class); + InternalDataSerializer.getDSFIDSerializer().registerDSFID( + DataSerializableFixedID.REDIS_HASH_ID, + RedisHash.class); + InternalDataSerializer.getDSFIDSerializer().registerDSFID( + DataSerializableFixedID.REDIS_SORTED_SET_ID, + RedisSortedSet.class); + } + + @Before + public void setup() { + jedis = new JedisCluster(new HostAndPort(BIND_ADDRESS, getPort()), REDIS_CLIENT_TIMEOUT); + + RedisClusterClient client = + RedisClusterClient.create(String.format("redis://%s:%d", BIND_ADDRESS, getPort())); + lettuce = client.connect().sync(); + + STRING_VALUE = "It's a mad, mad, mad, mad, mad world"; + lettuce.set("set-dump-value", STRING_VALUE); + RESTORE_BYTES = lettuce.dump("set-dump-value"); + } + + @After + public void tearDown() { + flushAll(); + } + + @Test + public void dumpTakesExactlyOneArgument() { + assertExactNumberOfArgs(jedis, Protocol.Command.DUMP, 1); + } + + @Test + public void restoreErrorsWithUnknownOption() { + assertThatThrownBy( + () -> jedis.sendCommand("key", Protocol.Command.RESTORE, "key", "0", "", "FOO")) + .hasMessageContaining("ERR syntax error"); + } + + @Test + public void restoreFails_whenKeyAlreadyExists() { + lettuce.set("restored", "already exists"); + + assertThatThrownBy(() -> lettuce.restore("restored", 0, RESTORE_BYTES)) + .hasMessage("BUSYKEY Target key name already exists."); + } + + @Test + public void restoreFails_whenTTLisNegative() { + assertThatThrownBy(() -> lettuce.restore("restored", -1, RESTORE_BYTES)) + .hasMessage("ERR Invalid TTL value, must be >= 0"); + } + + @Test + public void restoreFails_whenTTLisNotANumber() { + assertThatThrownBy(() -> jedis.sendCommand("restored".getBytes(), Protocol.Command.RESTORE, + "restored".getBytes(), "not-an-integer".getBytes(), RESTORE_BYTES)) + .hasMessage("ERR value is not an integer or out of range"); Review comment: Since this is all client-side (i.e. how a client might call our API) I'd prefer not to imply that we need to use the `Coder` methods here. ########## File path: geode-apis-compatible-with-redis/src/main/java/org/apache/geode/redis/internal/executor/key/RestoreExecutor.java ########## @@ -0,0 +1,89 @@ +/* + * 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.geode.redis.internal.executor.key; + +import static org.apache.geode.redis.internal.RedisConstants.ERROR_INVALID_TTL; +import static org.apache.geode.redis.internal.RedisConstants.ERROR_NOT_INTEGER; +import static org.apache.geode.redis.internal.RedisConstants.ERROR_RESTORE_KEY_EXISTS; +import static org.apache.geode.redis.internal.RedisConstants.ERROR_SYNTAX; + +import java.util.List; + +import org.apache.geode.redis.internal.RedisException; +import org.apache.geode.redis.internal.RedisRestoreKeyExistsException; +import org.apache.geode.redis.internal.data.RedisKey; +import org.apache.geode.redis.internal.executor.AbstractExecutor; +import org.apache.geode.redis.internal.executor.RedisResponse; +import org.apache.geode.redis.internal.netty.Coder; +import org.apache.geode.redis.internal.netty.Command; +import org.apache.geode.redis.internal.netty.ExecutionHandlerContext; + +public class RestoreExecutor extends AbstractExecutor { + + private static final int TTL_INDEX = 2; + + @Override + public RedisResponse executeCommand(Command command, ExecutionHandlerContext context) { + List<byte[]> commandElems = command.getProcessedCommand(); + RedisKey key = command.getKey(); + + byte[] ttlByteArray = commandElems.get(TTL_INDEX); + long ttl; + try { + ttl = Coder.bytesToLong(ttlByteArray); + } catch (NumberFormatException e) { + return RedisResponse.error(ERROR_NOT_INTEGER); + } + + if (ttl < 0) { + return RedisResponse.error(ERROR_INVALID_TTL); + } + + RestoreOptions options; + if (commandElems.size() > 4) { + options = parseOptions(commandElems.subList(4, commandElems.size())); + } else { + options = new RestoreOptions(); + } + + try { + context.getKeyCommands().restore(key, ttl, commandElems.get(3), options); + } catch (RedisRestoreKeyExistsException redisRestoreKeyExistsException) { + return RedisResponse.busykey(ERROR_RESTORE_KEY_EXISTS); + } + + return RedisResponse.ok(); + } + + private RestoreOptions parseOptions(List<byte[]> options) { + RestoreOptions restoreOptions = new RestoreOptions(); + for (byte[] optionBytes : options) { + String option = Coder.bytesToString(optionBytes).toUpperCase(); + switch (option) { + case "REPLACE": + restoreOptions.setReplace(true); + break; + case "ABSTTL": Review comment: Done ########## File path: geode-apis-compatible-with-redis/src/main/java/org/apache/geode/redis/internal/netty/Coder.java ########## @@ -83,6 +83,9 @@ @MakeImmutable public static final byte[] oom = stringToBytes("OOM "); + @MakeImmutable + public static final byte[] BUSYKEY = stringToBytes("BUSYKEY "); + Review comment: Done -- This is an automated message from the Apache Git Service. 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