monero/src/common/command_line.cpp

// Copyright (c) 2014-2017, The Monero Project
// 
// All rights reserved.
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// permitted provided that the following conditions are met:
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// 1. Redistributions of source code must retain the above copyright notice, this list of
//    conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
//    of conditions and the following disclaimer in the documentation and/or other
//    materials provided with the distribution.
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
//    used to endorse or promote products derived from this software without specific
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers

#include "command_line.h"
#include <boost/algorithm/string/compare.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <unordered_set>
#include "blockchain_db/db_types.h"
#include "common/i18n.h"
#include "cryptonote_config.h"
#include "string_tools.h"

#ifdef HAVE_READLINE
  #include "readline_buffer.h"
#endif

namespace command_line
{
  namespace
  {
    const char* tr(const char* str)
    {
      return i18n_translate(str, "command_line");
    }
  }

  std::string input_line(const std::string& prompt)
  {
#ifdef HAVE_READLINE
    rdln::suspend_readline pause_readline;
#endif
    std::cout << prompt;

    std::string buf;
    std::getline(std::cin, buf);

    return epee::string_tools::trim(buf);

  }

  bool is_yes(const std::string& str)
  {
    if (str == "y" || str == "Y")
      return true;

    boost::algorithm::is_iequal ignore_case{};
    if (boost::algorithm::equals("yes", str, ignore_case))
      return true;
    if (boost::algorithm::equals(command_line::tr("yes"), str, ignore_case))
      return true;

    return false;
  }

  const arg_descriptor<bool> arg_help = {"help", "Produce help message"};
  const arg_descriptor<bool> arg_version = {"version", "Output version information"};
  const arg_descriptor<std::string> arg_data_dir = {"data-dir", "Specify data directory"};
  const arg_descriptor<std::string> arg_testnet_data_dir = {"testnet-data-dir", "Specify testnet data directory"};
  const arg_descriptor<bool>		arg_test_drop_download  		= {"test-drop-download", "For net tests: in download, discard ALL blocks instead checking/saving them (very fast)"};
  const arg_descriptor<uint64_t>	arg_test_drop_download_height  	= {"test-drop-download-height", "Like test-drop-download but disards only after around certain height", 0};
  const arg_descriptor<int> 		arg_test_dbg_lock_sleep = {"test-dbg-lock-sleep", "Sleep time in ms, defaults to 0 (off), used to debug before/after locking mutex. Values 100 to 1000 are good for tests."};
  const arg_descriptor<bool, false> arg_testnet_on  = {
    "testnet"
  , "Run on testnet. The wallet must be launched with --testnet flag."
  , false
  };
  const arg_descriptor<bool> arg_dns_checkpoints  = {
    "enforce-dns-checkpointing"
  , "checkpoints from DNS server will be enforced"
  , false
  };
  std::string arg_db_type_description = "Specify database type, available: " + boost::algorithm::join(cryptonote::blockchain_db_types, ", ");
  const command_line::arg_descriptor<std::string> arg_db_type = {
    "db-type"
  , arg_db_type_description.c_str()
  , DEFAULT_DB_TYPE
  };
  const command_line::arg_descriptor<std::string> arg_db_sync_mode = {
    "db-sync-mode"
  , "Specify sync option, using format [safe|fast|fastest]:[sync|async]:[nblocks_per_sync]." 
  , "fast:async:1000"
  };
  const command_line::arg_descriptor<uint64_t> arg_fast_block_sync = {
    "fast-block-sync"
  , "Sync up most of the way by using embedded, known block hashes."
  , 1
  };
  const command_line::arg_descriptor<uint64_t> arg_prep_blocks_threads = {
    "prep-blocks-threads"
  , "Max number of threads to use when preparing block hashes in groups."
  , 4
  };
  const command_line::arg_descriptor<uint64_t> arg_show_time_stats  = {
    "show-time-stats"
  , "Show time-stats when processing blocks/txs and disk synchronization."
  , 0
  };
  const command_line::arg_descriptor<size_t> arg_block_sync_size  = {
    "block-sync-size"
  , "How many blocks to sync at once during chain synchronization."
  , BLOCKS_SYNCHRONIZING_DEFAULT_COUNT
  };
  const command_line::arg_descriptor<std::string> arg_check_updates = {
    "check-updates"
  , "Check for new versions of monero: [disabled|notify|download|update]"
  , "notify"
  };
}