Bitcoin Core 29.99.0
P2P Digital Currency
init.cpp
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1// Copyright (c) 2009-2010 Satoshi Nakamoto
2// Copyright (c) 2009-2022 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 <bitcoin-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 <univalue.h>
18#include <util/check.h>
19#include <util/moneystr.h>
20#include <util/translation.h>
21#include <wallet/coincontrol.h>
22#include <wallet/wallet.h>
23#include <walletinitinterface.h>
24
26
27namespace wallet {
29{
30public:
32 bool HasWalletSupport() const override {return true;}
33
35 void AddWalletOptions(ArgsManager& argsman) const override;
36
38 bool ParameterInteraction() const override;
39
41 void Construct(NodeContext& node) const override;
42};
43
45{
46 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);
47 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);
48 argsman.AddArg("-changetype",
49 "What type of change to use (\"legacy\", \"p2sh-segwit\", \"bech32\", or \"bech32m\"). Default is \"legacy\" when "
50 "-addresstype=legacy, else it is an implementation detail.",
52 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);
53 argsman.AddArg("-disablewallet", "Do not load the wallet and disable wallet RPC calls", ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
54 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). "
55 "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",
57
58 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)",
60 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);
61 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);
62 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)",
64 argsman.AddArg("-mintxfee=<amt>", strprintf("Fee rates (in %s/kvB) smaller than this are considered zero fee for transaction creation (default: %s)",
66 argsman.AddArg("-paytxfee=<amt>", strprintf("(DEPRECATED) Fee rate (in %s/kvB) to add to transactions you send (default: %s)",
68#ifdef ENABLE_EXTERNAL_SIGNER
69 argsman.AddArg("-signer=<cmd>", "External signing tool, see doc/external-signer.md", ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
70#endif
71 argsman.AddArg("-spendzeroconfchange", strprintf("Spend unconfirmed change when sending transactions (default: %u)", DEFAULT_SPEND_ZEROCONF_CHANGE), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
72 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);
73 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);
74 argsman.AddArg("-walletbroadcast", strprintf("Make the wallet broadcast transactions (default: %u)", DEFAULT_WALLETBROADCAST), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
75 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);
76#if HAVE_SYSTEM
77 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);
78#endif
79 argsman.AddArg("-walletrbf", strprintf("Send transactions with full-RBF opt-in enabled (RPC only, default: %u)", DEFAULT_WALLET_RBF), ArgsManager::ALLOW_ANY, OptionsCategory::WALLET);
80
81 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);
82
83 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);
84 argsman.AddArg("-walletcrosschain", strprintf("Allow reusing wallet files across chains (default: %u)", DEFAULT_WALLETCROSSCHAIN), ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::WALLET_DEBUG_TEST);
85}
86
88{
89 if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
90 for (const std::string& wallet : gArgs.GetArgs("-wallet")) {
91 LogPrintf("%s: parameter interaction: -disablewallet -> ignoring -wallet=%s\n", __func__, wallet);
92 }
93
94 return true;
95 }
96
97 if (gArgs.GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY) && gArgs.SoftSetBoolArg("-walletbroadcast", false)) {
98 LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting -walletbroadcast=0\n", __func__);
99 }
100
101 return true;
102}
103
105{
106 ArgsManager& args = *Assert(node.args);
107 if (args.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
108 LogPrintf("Wallet disabled!\n");
109 return;
110 }
111 auto wallet_loader = node.init->makeWalletLoader(*node.chain);
112 node.wallet_loader = wallet_loader.get();
113 node.chain_clients.emplace_back(std::move(wallet_loader));
114}
115} // namespace wallet
116
ArgsManager gArgs
Definition: args.cpp:42
ArgsManager & args
Definition: bitcoind.cpp:277
#define Assert(val)
Identity function.
Definition: check.h:106
@ NETWORK_ONLY
Definition: args.h:120
@ ALLOW_ANY
disable validation
Definition: args.h:106
@ DEBUG_ONLY
Definition: args.h:114
std::vector< std::string > GetArgs(const std::string &strArg) const
Return a vector of strings of the given argument.
Definition: args.cpp:362
bool SoftSetBoolArg(const std::string &strArg, bool fValue)
Set a boolean argument if it doesn't already have a value.
Definition: args.cpp:538
bool GetBoolArg(const std::string &strArg, bool fDefault) const
Return boolean argument or default value.
Definition: args.cpp:507
void AddArg(const std::string &name, const std::string &help, unsigned int flags, const OptionsCategory &cat)
Add argument.
Definition: args.cpp:564
Fee rate in satoshis per kilovirtualbyte: CAmount / kvB.
Definition: feerate.h:33
bool HasWalletSupport() const override
Was the wallet component compiled in.
Definition: init.cpp:32
bool ParameterInteraction() const override
Wallets parameter interaction.
Definition: init.cpp:87
void Construct(NodeContext &node) const override
Add wallets that should be opened to list of chain clients.
Definition: init.cpp:104
void AddWalletOptions(ArgsManager &argsman) const override
Return the wallets help message.
Definition: init.cpp:44
const std::string CURRENCY_UNIT
Definition: feerate.h:17
#define LogPrintf(...)
Definition: logging.h:266
std::string FormatMoney(const CAmount n)
Money parsing/formatting utilities.
Definition: moneystr.cpp:19
Definition: messages.h:20
static const CAmount DEFAULT_FALLBACK_FEE
-fallbackfee default
Definition: wallet.h:106
static constexpr bool DEFAULT_AVOIDPARTIALSPENDS
Default for -avoidpartialspends.
Definition: coincontrol.h:25
constexpr CAmount DEFAULT_TRANSACTION_MAXFEE
-maxtxfee default
Definition: wallet.h:137
static const CAmount DEFAULT_DISCARD_FEE
-discardfee default
Definition: wallet.h:108
static const bool DEFAULT_WALLETCROSSCHAIN
Definition: wallet.h:135
static const CAmount DEFAULT_TRANSACTION_MINFEE
-mintxfee default
Definition: wallet.h:110
static const unsigned int DEFAULT_KEYPOOL_SIZE
Default for -keypool.
static const bool DEFAULT_WALLET_RBF
-walletrbf default
Definition: wallet.h:132
constexpr OutputType DEFAULT_ADDRESS_TYPE
Default for -addresstype.
Definition: wallet.h:148
constexpr CAmount DEFAULT_PAY_TX_FEE
-paytxfee default
Definition: wallet.h:104
static const bool DEFAULT_DISABLE_WALLET
Definition: wallet.h:134
static const CAmount DEFAULT_MAX_AVOIDPARTIALSPEND_FEE
maximum fee increase allowed to do partial spend avoidance, even for nodes with this feature disabled...
Definition: wallet.h:120
static const unsigned int DEFAULT_TX_CONFIRM_TARGET
-txconfirmtarget default
Definition: wallet.h:130
static const bool DEFAULT_WALLETBROADCAST
Definition: wallet.h:133
static const CAmount DEFAULT_CONSOLIDATE_FEERATE
-consolidatefeerate default
Definition: wallet.h:112
static const bool DEFAULT_SPEND_ZEROCONF_CHANGE
Default for -spendzeroconfchange.
Definition: wallet.h:126
static const bool DEFAULT_WALLET_REJECT_LONG_CHAINS
Default for -walletrejectlongchains.
Definition: wallet.h:128
static const bool DEFAULT_BLOCKSONLY
Default for blocks only.
Definition: net.h:81
const std::string & FormatOutputType(OutputType type)
Definition: outputtype.cpp:38
NodeContext struct containing references to chain state and connection state.
Definition: context.h:56
#define strprintf
Format arguments and return the string or write to given std::ostream (see tinyformat::format doc for...
Definition: tinyformat.h:1172
const WalletInitInterface & g_wallet_init_interface
Definition: init.cpp:117