Branch data     Line data    Source code

       1                 :             : // Copyright (c) 2010 Satoshi Nakamoto
       2                 :             : // Copyright (c) 2009-present The Bitcoin Core developers
       3                 :             : // Distributed under the MIT software license, see the accompanying
       4                 :             : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
       5                 :             : 
       6                 :             : #include <chainparamsbase.h>
       7                 :             : 
       8                 :             : #include <common/args.h>
       9                 :             : #include <crypto/hex_base.h>
      10                 :             : #include <kernel/signet.h>
      11                 :             : #include <tinyformat.h>
      12                 :             : #include <util/chaintype.h>
      13                 :             : #include <util/strencodings.h>
      14                 :             : 
      15                 :             : #include <cassert>
      16                 :             : 
      17                 :         748 : void SetupChainParamsBaseOptions(ArgsManager& argsman)
      18                 :             : {
      19   [ +  -  +  - ]:        1496 :     argsman.AddArg("-chain=<chain>", "Use the chain <chain> (default: main). Allowed values: " LIST_CHAIN_NAMES, ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
      20   [ +  -  +  - ]:        1496 :     argsman.AddArg("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
      21                 :         748 :                  "This is intended for regression testing tools and app development. Equivalent to -chain=regtest.", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
      22   [ +  -  +  - ]:        1496 :     argsman.AddArg("-testactivationheight=name@height.", "Set the activation height of 'name' (segwit, bip34, dersig, cltv, csv). (test-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::DEBUG_TEST);
      23   [ +  -  +  - ]:        1496 :     argsman.AddArg("-testnet", "Use the testnet3 chain. Equivalent to -chain=test. Support for testnet3 is deprecated and will be removed in an upcoming release. Consider moving to testnet4 now by using -testnet4.", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
      24   [ +  -  +  - ]:        1496 :     argsman.AddArg("-testnet4", "Use the testnet4 chain. Equivalent to -chain=testnet4.", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
      25   [ +  -  +  - ]:        1496 :     argsman.AddArg("-vbparams=deployment:start:end[:min_activation_height]", "Use given start/end times and min_activation_height for specified version bits deployment (test-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
      26   [ +  -  +  - ]:        1496 :     argsman.AddArg("-signet", "Use the signet chain. Equivalent to -chain=signet. Note that the network is defined by the -signetchallenge parameter", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
      27   [ +  -  +  - ]:        1496 :     argsman.AddArg("-signetchallenge", "Blocks must satisfy the given script to be considered valid (only for signet networks; defaults to the global default signet test network challenge)", ArgsManager::ALLOW_ANY | ArgsManager::DISALLOW_NEGATION, OptionsCategory::CHAINPARAMS);
      28   [ +  -  +  - ]:        1496 :     argsman.AddArg("-signetseednode", "Specify a seed node for the signet network, in the hostname[:port] format, e.g. sig.net:1234 (may be used multiple times to specify multiple seed nodes; defaults to the global default signet test network seed node(s))", ArgsManager::ALLOW_ANY | ArgsManager::DISALLOW_NEGATION, OptionsCategory::CHAINPARAMS);
      29                 :         748 : }
      30                 :             : 
      31                 :             : static std::unique_ptr<CBaseChainParams> globalChainBaseParams;
      32                 :             : 
      33                 :        2108 : const CBaseChainParams& BaseParams()
      34                 :             : {
      35         [ -  + ]:        2108 :     assert(globalChainBaseParams);
      36                 :        2108 :     return *globalChainBaseParams;
      37                 :             : }
      38                 :             : 
      39                 :         854 : std::string GetSignetDataDir(const ArgsManager& args)
      40                 :             : {
      41                 :         854 :     std::string base_data_dir = "signet";
      42                 :             :     // no default to treat no -signetchallenge (default signet) as distinct from
      43                 :             :     // the empty -signetchallenge= (custom signet)
      44   [ +  -  +  - ]:         854 :     const auto challenge_hex = args.GetArg("-signetchallenge");
      45         [ +  - ]:         854 :     if (!challenge_hex) {
      46                 :         854 :         return base_data_dir;
      47                 :             :     }
      48                 :             :     // -signetchallenge can be invalid hex here (it's checked later in
      49                 :             :     // ReadSigNetArgs), but we don't mind to keep validation in one place.
      50   [ #  #  #  # ]:           0 :     const auto challenge_bytes = TryParseHex<uint8_t>(*challenge_hex);
      51   [ #  #  #  # ]:           0 :     if (!challenge_bytes || *challenge_bytes == kernel::SIGNET_DEFAULT_CHALLENGE) {
      52                 :           0 :         return base_data_dir;
      53                 :             :     }
      54   [ #  #  #  #  :           0 :     return base_data_dir + "_" + HexStr(kernel::GetSignetMessageStart(*challenge_bytes));
             #  #  #  # ]
      55                 :         854 : }
      56                 :             : 
      57                 :             : /**
      58                 :             :  * Port numbers for incoming Tor connections (8334, 18334, 38334, 48334, 18445) have
      59                 :             :  * been chosen arbitrarily to keep ranges of used ports tight.
      60                 :             :  */
      61                 :        4911 : std::unique_ptr<CBaseChainParams> CreateBaseChainParams(const ArgsManager& args, const ChainType chain)
      62                 :             : {
      63   [ +  +  +  +  :        4911 :     switch (chain) {
                   +  - ]
      64                 :        1489 :     case ChainType::MAIN:
      65                 :        1489 :         return std::make_unique<CBaseChainParams>("", 8332);
      66                 :         818 :     case ChainType::TESTNET:
      67                 :         818 :         return std::make_unique<CBaseChainParams>("testnet3", 18332);
      68                 :         785 :     case ChainType::TESTNET4:
      69                 :         785 :         return std::make_unique<CBaseChainParams>("testnet4", 48332);
      70                 :         854 :     case ChainType::SIGNET:
      71         [ +  - ]:        1708 :         return std::make_unique<CBaseChainParams>(GetSignetDataDir(args), 38332);
      72                 :         965 :     case ChainType::REGTEST:
      73                 :         965 :         return std::make_unique<CBaseChainParams>("regtest", 18443);
      74                 :             :     }
      75                 :           0 :     assert(false);
      76                 :             : }
      77                 :             : 
      78                 :        1171 : void SelectBaseParams(const ChainType chain)
      79                 :             : {
      80         [ +  - ]:        1171 :     gArgs.SelectConfigNetwork(ChainTypeToString(chain));
      81                 :        1171 :     globalChainBaseParams = CreateBaseChainParams(gArgs, chain);
      82                 :        1171 : }