| package org.apache.cassandra.stress.settings; |
| /* |
| * |
| * 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. |
| * |
| */ |
| |
| |
| import java.io.File; |
| import java.net.URI; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.cassandra.stress.Operation; |
| import org.apache.cassandra.stress.StressProfile; |
| import org.apache.cassandra.stress.generate.DistributionFactory; |
| import org.apache.cassandra.stress.generate.PartitionGenerator; |
| import org.apache.cassandra.stress.generate.SeedManager; |
| import org.apache.cassandra.stress.generate.TokenRangeIterator; |
| import org.apache.cassandra.stress.operations.OpDistributionFactory; |
| import org.apache.cassandra.stress.operations.SampledOpDistributionFactory; |
| import org.apache.cassandra.stress.util.Timer; |
| |
| // Settings unique to the mixed command type |
| public class SettingsCommandUser extends SettingsCommand |
| { |
| |
| // Ratios for selecting commands - index for each Command, NaN indicates the command is not requested |
| private final Map<String, Double> ratios; |
| private final DistributionFactory clustering; |
| public final StressProfile profile; |
| |
| public SettingsCommandUser(Options options) |
| { |
| super(Command.USER, options.parent); |
| |
| clustering = options.clustering.get(); |
| ratios = options.ops.ratios(); |
| |
| String yamlPath = options.profile.value(); |
| File yamlFile = new File(yamlPath); |
| profile = StressProfile.load(yamlFile.exists() ? yamlFile.toURI() : URI.create(yamlPath)); |
| |
| if (ratios.size() == 0) |
| throw new IllegalArgumentException("Must specify at least one command with a non-zero ratio"); |
| } |
| |
| public boolean hasInsertOnly() |
| { |
| return ratios.size() == 1 && ratios.containsKey("insert"); |
| } |
| |
| public OpDistributionFactory getFactory(final StressSettings settings) |
| { |
| final SeedManager seeds = new SeedManager(settings); |
| final TokenRangeIterator tokenRangeIterator = profile.tokenRangeQueries.isEmpty() |
| ? null |
| : new TokenRangeIterator(settings, |
| profile.maybeLoadTokenRanges(settings)); |
| |
| return new SampledOpDistributionFactory<String>(ratios, clustering) |
| { |
| protected List<? extends Operation> get(Timer timer, PartitionGenerator generator, String key, boolean isWarmup) |
| { |
| if (key.equalsIgnoreCase("insert")) |
| return Collections.singletonList(profile.getInsert(timer, generator, seeds, settings)); |
| if (key.equalsIgnoreCase("validate")) |
| return profile.getValidate(timer, generator, seeds, settings); |
| |
| if (profile.tokenRangeQueries.containsKey(key)) |
| return Collections.singletonList(profile.getBulkReadQueries(key, timer, settings, tokenRangeIterator, isWarmup)); |
| |
| return Collections.singletonList(profile.getQuery(key, timer, generator, seeds, settings, isWarmup)); |
| } |
| |
| protected PartitionGenerator newGenerator() |
| { |
| return profile.newGenerator(settings); |
| } |
| }; |
| } |
| |
| public void truncateTables(StressSettings settings) |
| { |
| profile.truncateTable(settings); |
| } |
| |
| static final class Options extends GroupedOptions |
| { |
| final SettingsCommand.Options parent; |
| protected Options(SettingsCommand.Options parent) |
| { |
| this.parent = parent; |
| } |
| final OptionDistribution clustering = new OptionDistribution("clustering=", "gaussian(1..10)", "Distribution clustering runs of operations of the same kind"); |
| final OptionSimple profile = new OptionSimple("profile=", ".*", null, "Specify the path to a yaml cql3 profile", true); |
| final OptionAnyProbabilities ops = new OptionAnyProbabilities("ops", "Specify the ratios for inserts/queries to perform; e.g. ops(insert=2,<query1>=1) will perform 2 inserts for each query1"); |
| |
| @Override |
| public List<? extends Option> options() |
| { |
| return merge(Arrays.asList(ops, profile, clustering), parent.options()); |
| } |
| } |
| |
| // CLI utility methods |
| |
| public static SettingsCommandUser build(String[] params) |
| { |
| GroupedOptions options = GroupedOptions.select(params, |
| new Options(new Uncertainty()), |
| new Options(new Duration()), |
| new Options(new Count())); |
| if (options == null) |
| { |
| printHelp(); |
| System.out.println("Invalid USER options provided, see output for valid options"); |
| System.exit(1); |
| } |
| return new SettingsCommandUser((Options) options); |
| } |
| |
| public static void printHelp() |
| { |
| GroupedOptions.printOptions(System.out, "user", |
| new Options(new Uncertainty()), |
| new Options(new Count()), |
| new Options(new Duration())); |
| } |
| |
| public static Runnable helpPrinter() |
| { |
| return new Runnable() |
| { |
| @Override |
| public void run() |
| { |
| printHelp(); |
| } |
| }; |
| } |
| } |