1 // Copyright (c) 2009-2010 Satoshi Nakamoto
2 // Copyright (c) 2009-2022 The Limenka 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 <limenka-build-config.h> // IWYU pragma: keep
7 8 #include <common/args.h>
9 #include <init.h>
10 #include <interfaces/chain.h>
11 #include <interfaces/init.h>
12 #include <interfaces/wallet.h>
13 #include <net.h>
14 #include <node/context.h>
15 #include <node/interface_ui.h>
16 #include <outputtype.h>
17 #include <script/signingprovider.h>
18 #include <univalue.h>
19 #include <util/check.h>
20 #include <util/moneystr.h>
21 #include <util/translation.h>
22 #ifdef USE_BDB
23 #include <wallet/bdb.h>
24 #endif
25 #include <wallet/coincontrol.h>
26 #include <wallet/wallet.h>
27 #include <walletinitinterface.h>
28 29 using node::NodeContext;
30 31 namespace wallet {
32 class WalletInit : public WalletInitInterface
33 {
34 public:
35 //! Was the wallet component compiled in.
36 bool HasWalletSupport() const override {return true;}
37 38 //! Return the wallets help message.
39 void AddWalletOptions(ArgsManager& argsman) const override;
40 41 //! Wallets parameter interaction
42 bool ParameterInteraction() const override;
43 44 //! Add wallets that should be opened to list of chain clients.
45 void Construct(NodeContext& node) const override;
46 };
47 48 void WalletInit::AddWalletOptions(ArgsManager& argsman) const
49 {
50 argsman.AddArg("-addresstype", strprintf("What type of addresses to use (\"legacy\", \"p2sh-segwit\", \"bech32\", or \"bech32m\", default: \"%s\")", FormatOutputType(DEFAULT_ADDRESS_TYPE)), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
51 argsman.AddArg("-avoidpartialspends", strprintf("Group outputs by address, selecting many (possibly all) or none, instead of selecting on a per-output basis. Privacy is improved as addresses are mostly swept with fewer transactions and outputs are aggregated in clean change addresses. It may result in higher fees due to less optimal coin selection caused by this added limitation and possibly a larger-than-necessary number of inputs being used. Always enabled for wallets with \"avoid_reuse\" enabled, otherwise default: %u.", DEFAULT_AVOIDPARTIALSPENDS), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
52 argsman.AddArg("-changetype",
53 "What type of change to use (\"legacy\", \"p2sh-segwit\", \"bech32\", or \"bech32m\"). Default is \"legacy\" when "
54 "-addresstype=legacy, else it is an implementation detail.",
55 ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
56 argsman.AddArg("-consolidatefeerate=<amt>", strprintf("The maximum feerate (in %s/kvB) at which transaction building may use more inputs than strictly necessary so that the wallet's UTXO pool can be reduced (default: %s).", CURRENCY_UNIT, FormatMoney(DEFAULT_CONSOLIDATE_FEERATE)), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
57 argsman.AddArg("-disablewallet", "Do not load the wallet and disable wallet RPC calls", ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
58 argsman.AddArg("-discardfee=<amt>", strprintf("The fee rate (in %s/kvB) that indicates your tolerance for discarding change by adding it to the fee (default: %s). "
59 "Note: An output is discarded if it is dust at this rate, but we will always discard up to the dust relay fee and a discard fee above that is limited by the fee estimate for the longest target",
60 CURRENCY_UNIT, FormatMoney(DEFAULT_DISCARD_FEE)), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
61 62 argsman.AddArg("-fallbackfee=<amt>", strprintf("A fee rate (in %s/kvB) that will be used when fee estimation has insufficient data. 0 to entirely disable the fallbackfee feature. (default: %s)",
63 CURRENCY_UNIT, FormatMoney(DEFAULT_FALLBACK_FEE)), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
64 argsman.AddArg("-keypool=<n>", strprintf("Set key pool size to <n> (default: %u). Warning: Smaller sizes may increase the risk of losing funds when restoring from an old backup, if none of the addresses in the original keypool have been used.", DEFAULT_KEYPOOL_SIZE), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
65 argsman.AddArg("-maxapsfee=<n>", strprintf("Spend up to this amount in additional (absolute) fees (in %s) if it allows the use of partial spend avoidance (default: %s)", CURRENCY_UNIT, FormatMoney(DEFAULT_MAX_AVOIDPARTIALSPEND_FEE)), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
66 argsman.AddArg("-maxtxfee=<amt>", strprintf("Maximum total fees (in %s) to use in a single wallet transaction; setting this too low may abort large transactions (default: %s)",
67 CURRENCY_UNIT, FormatMoney(DEFAULT_TRANSACTION_MAXFEE)), ArgsManager::ALLOW_ANY, OptionsCategory::DEBUG_TEST);
68 argsman.AddArg("-mintxfee=<amt>", strprintf("Fee rates (in %s/kvB) smaller than this are considered zero fee for transaction creation (default: %s)",
69 CURRENCY_UNIT, FormatMoney(DEFAULT_TRANSACTION_MINFEE)), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
70 argsman.AddArg("-paytxfee=<amt>", strprintf("Fee rate (in %s/kvB) to add to transactions you send (default: %s)",
71 CURRENCY_UNIT, FormatMoney(CFeeRate{DEFAULT_PAY_TX_FEE}.GetFeePerK())), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
72 #ifdef ENABLE_EXTERNAL_SIGNER
73 argsman.AddArg("-signer=<cmd>", "External signing tool, see doc/external-signer.md", ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
74 #endif
75 argsman.AddArg("-spendzeroconfchange", strprintf("Spend unconfirmed change when sending transactions (default: %u)", DEFAULT_SPEND_ZEROCONF_CHANGE), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
76 argsman.AddArg("-txconfirmtarget=<n>", strprintf("If paytxfee is not set, include enough fee so transactions begin confirmation on average within n blocks (default: %u)", DEFAULT_TX_CONFIRM_TARGET), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
77 argsman.AddArg("-wallet=<path>", "Specify wallet path to load at startup. Can be used multiple times to load multiple wallets. Path is to a directory containing wallet data and log files. If the path is not absolute, it is interpreted relative to <walletdir>. This only loads existing wallets and does not create new ones. For backwards compatibility this also accepts names of existing top-level data files in <walletdir>.", ArgsManager::ALLOW_ANY | ArgsManager::NETWORK_ONLY, OptionsCategory::WALLET);
78 argsman.AddArg("-walletbroadcast", strprintf("Make the wallet broadcast transactions (default: %u)", DEFAULT_WALLETBROADCAST), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
79 argsman.AddArg("-walletdir=<dir>", "Specify directory to hold wallets (default: <datadir>/wallets if it exists, otherwise <datadir>)", ArgsManager::ALLOW_ANY | ArgsManager::NETWORK_ONLY, OptionsCategory::WALLET);
80 argsman.AddArg("-walletimplicitsegwit", strprintf("Support segwit when restoring wallet backups and importing keys (default: %u)", DEFAULT_WALLET_IMPLICIT_SEGWIT), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
81 #if HAVE_SYSTEM
82 argsman.AddArg("-walletnotify=<cmd>", "Execute command when a wallet transaction changes. %s in cmd is replaced by TxID, %w is replaced by wallet name, %b is replaced by the hash of the block including the transaction (set to 'unconfirmed' if the transaction is not included) and %h is replaced by the block height (-1 if not included). %w is not currently implemented on windows. On systems where %w is supported, it should NOT be quoted because this would break shell escaping used to invoke the command.", ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
83 #endif
84 argsman.AddArg("-walletrbf", strprintf("Send transactions with full-RBF opt-in enabled (RPC only, default: %u)", DEFAULT_WALLET_RBF), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
85 86 #ifdef USE_BDB
87 argsman.AddArg("-dblogsize=<n>", strprintf("Flush wallet database activity from memory to disk log every <n> megabytes (default: %u)", DatabaseOptions().max_log_mb), ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::WALLET_DEBUG_TEST);
88 argsman.AddArg("-flushwallet", strprintf("Run a thread to flush wallet periodically (default: %u)", DEFAULT_FLUSHWALLET), ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::WALLET_DEBUG_TEST);
89 argsman.AddArg("-privdb", strprintf("Sets the DB_PRIVATE flag in the wallet db environment (default: %u)", !DatabaseOptions().use_shared_memory), ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::WALLET_DEBUG_TEST);
90 argsman.AddArg("-swapbdbendian", "Swaps the internal endianness of BDB wallet databases (default: false)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::WALLET_DEBUG_TEST);
91 #else
92 argsman.AddHiddenArgs({"-dblogsize", "-flushwallet", "-privdb", "-swapbdbendian"});
93 #endif
94 95 #ifdef USE_SQLITE
96 argsman.AddArg("-unsafesqlitesync", "Set SQLite synchronous=OFF to disable waiting for the database to sync to disk. This is unsafe and can cause data loss and corruption. This option is only used by tests to improve their performance (default: false)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::WALLET_DEBUG_TEST);
97 #else
98 argsman.AddHiddenArgs({"-unsafesqlitesync"});
99 #endif
100 101 argsman.AddArg("-walletrejectlongchains", strprintf("Wallet will not create transactions that violate mempool chain limits (default: %u)", DEFAULT_WALLET_REJECT_LONG_CHAINS), ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::WALLET_DEBUG_TEST);
102 argsman.AddArg("-walletcrosschain", strprintf("Allow reusing wallet files across chains (default: %u)", DEFAULT_WALLETCROSSCHAIN), ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::WALLET_DEBUG_TEST);
103 }
104 105 bool WalletInit::ParameterInteraction() const
106 {
107 #ifdef USE_BDB
108 if (!BerkeleyDatabaseSanityCheck()) {
109 return InitError(Untranslated("A version conflict was detected between the run-time BerkeleyDB library and the one used during compilation."));
110 }
111 #endif
112 if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
113 for (const std::string& wallet : gArgs.GetArgs("-wallet")) {
114 LogPrintf("%s: parameter interaction: -disablewallet -> ignoring -wallet=%s\n", __func__, wallet);
115 }
116 117 return true;
118 }
119 120 if (gArgs.GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY) && gArgs.SoftSetBoolArg("-walletbroadcast", false)) {
121 LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting -walletbroadcast=0\n", __func__);
122 }
123 124 g_implicit_segwit = gArgs.GetBoolArg("-walletimplicitsegwit", DEFAULT_WALLET_IMPLICIT_SEGWIT);
125 if (!g_implicit_segwit) {
126 if (gArgs.SoftSetArg("-addresstype", "legacy")) {
127 LogPrintf("%s: parameter interaction: -walletimplicitsegwit=%u -> setting -addresstype=legacy\n", __func__, g_implicit_segwit);
128 }
129 }
130 131 return true;
132 }
133 134 void WalletInit::Construct(NodeContext& node) const
135 {
136 ArgsManager& args = *Assert(node.args);
137 if (args.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
138 LogPrintf("Wallet disabled!\n");
139 return;
140 }
141 auto wallet_loader = node.init->makeWalletLoader(*node.chain);
142 node.wallet_loader = wallet_loader.get();
143 node.chain_clients.emplace_back(std::move(wallet_loader));
144 }
145 } // namespace wallet
146 147 const WalletInitInterface& g_wallet_init_interface = wallet::WalletInit();
148