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   * Licensed to the Apache Software Foundation (ASF) under one
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   * 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,
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   * See the License for the specific language governing permissions and
   * limitations under the License.
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  package org.apache.cassandra.tools.nodetool;
  
  import java.io.PrintStream;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.cassandra.tools.NodeProbe;
  import org.apache.cassandra.tools.nodetool.layout.CassandraUsage;
  import picocli.CommandLine.Command;
  import picocli.CommandLine.Option;
  import picocli.CommandLine.Parameters;
  
  import static org.apache.cassandra.tools.nodetool.CommandUtils.parseOptionalKeyspace;
  import static org.apache.cassandra.tools.nodetool.CommandUtils.parseOptionalTables;
  import static org.apache.cassandra.tools.nodetool.CommandUtils.concatArgs;
  
  @Command(name = "verify", description = "Verify (check data checksum for) one or more tables")
  public class Verify extends AbstractCommand
  {
      @CassandraUsage(usage = "[<keyspace> <tables>...]", description = "The keyspace followed by one or many tables")
      private List<String> args = new ArrayList<>();
  
      @Parameters(index = "0", description = "The keyspace followed by one or many tables", arity = "0..1")
      private String keyspace;
  
      @Parameters(index = "1..*", description = "The tables to upgrade", arity = "0..*")
      private List<String> tables;
  
      @Option(paramLabel = "extended_verify",
              names = { "-e", "--extended-verify" },
              description = "Verify each cell data, beyond simply checking sstable checksums")
      private boolean extendedVerify = false;
  
      @Option(paramLabel = "check_version",
              names = { "-c", "--check-version" },
              description = "Also check that all sstables are the latest version")
      private boolean checkVersion = false;
  
      @Option(paramLabel = "override-disable",
              names = { "-f", "--force" },
              description = "Override disabling of verify tool - see CASSANDRA-9947 for caveats")
      private boolean overrideDisable = false;
  
      @Option(paramLabel = "dfp",
              names = { "-d", "--dfp" },
              description = "Invoke the disk failure policy if a corrupt sstable is found")
      private boolean diskFailurePolicy = false;
  
      @Option(paramLabel = "repair_status_change",
              names = { "-r", "--rsc" },
              description = "Mutate the repair status on corrupt sstables")
      private boolean mutateRepairStatus = false;
  
      @Option(paramLabel = "check_owns_tokens",
              names = { "-t", "--check-tokens" },
              description = "Verify that all tokens in sstables are owned by this node")
      private boolean checkOwnsTokens = false;
  
      @Option(paramLabel = "quick",
              names = { "-q", "--quick" },
              description = "Do a quick check - avoid reading all data to verify checksums")
      private boolean quick = false;
  
      @Override
      public void execute(NodeProbe probe)
      {
          args = concatArgs(keyspace, tables);
          PrintStream out = probe.output().out;
          if (!overrideDisable)
          {
              out.println("verify is disabled unless a [-f|--force] override flag is provided. See CASSANDRA-9947 and CASSANDRA-17017 for details.");
              System.exit(1);
          }
  
          List<String> keyspaces = parseOptionalKeyspace(args, probe);
          String[] tableNames = parseOptionalTables(args);
  
          if (checkOwnsTokens && !extendedVerify)
          {
              out.println("Token verification requires --extended-verify");
              // if System.exit gets removed, make sure to update org.apache.cassandra.distributed.test.NodeToolTest.testNodetoolSystemExit
              System.exit(1);
          }
  
          for (String keyspace : keyspaces)
          {
              try
              {
                  probe.verify(out, extendedVerify, checkVersion, diskFailurePolicy, mutateRepairStatus, checkOwnsTokens, quick, keyspace, tableNames);
              } catch (Exception e)
              {
                  throw new RuntimeException("Error occurred during verifying", e);
              }
          }
      }
  }
  