bitcoin/src/wallet/load.cpp
Russell Yanofsky 3c815cfe54 wallet: Remove Verify and IsLoaded methods
Checks are now consolidated in MakeBerkeleyDatabase function instead of
happening in higher level code.

This commit does not change behavior except for error messages which now
include more complete information.
2020-09-03 12:24:32 -04:00

126 lines
4.2 KiB
C++

// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2020 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <wallet/load.h>
#include <fs.h>
#include <interfaces/chain.h>
#include <scheduler.h>
#include <util/string.h>
#include <util/system.h>
#include <util/translation.h>
#include <wallet/wallet.h>
#include <wallet/walletdb.h>
#include <univalue.h>
bool VerifyWallets(interfaces::Chain& chain, const std::vector<std::string>& wallet_files)
{
if (gArgs.IsArgSet("-walletdir")) {
fs::path wallet_dir = gArgs.GetArg("-walletdir", "");
boost::system::error_code error;
// The canonical path cleans the path, preventing >1 Berkeley environment instances for the same directory
fs::path canonical_wallet_dir = fs::canonical(wallet_dir, error);
if (error || !fs::exists(wallet_dir)) {
chain.initError(strprintf(_("Specified -walletdir \"%s\" does not exist"), wallet_dir.string()));
return false;
} else if (!fs::is_directory(wallet_dir)) {
chain.initError(strprintf(_("Specified -walletdir \"%s\" is not a directory"), wallet_dir.string()));
return false;
// The canonical path transforms relative paths into absolute ones, so we check the non-canonical version
} else if (!wallet_dir.is_absolute()) {
chain.initError(strprintf(_("Specified -walletdir \"%s\" is a relative path"), wallet_dir.string()));
return false;
}
gArgs.ForceSetArg("-walletdir", canonical_wallet_dir.string());
}
LogPrintf("Using wallet directory %s\n", GetWalletDir().string());
chain.initMessage(_("Verifying wallet(s)...").translated);
// Keep track of each wallet absolute path to detect duplicates.
std::set<fs::path> wallet_paths;
for (const auto& wallet_file : wallet_files) {
const fs::path path = fs::absolute(wallet_file, GetWalletDir());
if (!wallet_paths.insert(path).second) {
chain.initError(strprintf(_("Error loading wallet %s. Duplicate -wallet filename specified."), wallet_file));
return false;
}
DatabaseOptions options;
DatabaseStatus status;
options.verify = true;
bilingual_str error_string;
if (!MakeWalletDatabase(wallet_file, options, status, error_string)) {
chain.initError(error_string);
return false;
}
}
return true;
}
bool LoadWallets(interfaces::Chain& chain, const std::vector<std::string>& wallet_files)
{
try {
for (const std::string& walletFile : wallet_files) {
bilingual_str error;
std::vector<bilingual_str> warnings;
std::shared_ptr<CWallet> pwallet = CWallet::CreateWalletFromFile(chain, walletFile, error, warnings);
if (!warnings.empty()) chain.initWarning(Join(warnings, Untranslated("\n")));
if (!pwallet) {
chain.initError(error);
return false;
}
AddWallet(pwallet);
}
return true;
} catch (const std::runtime_error& e) {
chain.initError(Untranslated(e.what()));
return false;
}
}
void StartWallets(CScheduler& scheduler, const ArgsManager& args)
{
for (const std::shared_ptr<CWallet>& pwallet : GetWallets()) {
pwallet->postInitProcess();
}
// Schedule periodic wallet flushes and tx rebroadcasts
if (args.GetBoolArg("-flushwallet", DEFAULT_FLUSHWALLET)) {
scheduler.scheduleEvery(MaybeCompactWalletDB, std::chrono::milliseconds{500});
}
scheduler.scheduleEvery(MaybeResendWalletTxs, std::chrono::milliseconds{1000});
}
void FlushWallets()
{
for (const std::shared_ptr<CWallet>& pwallet : GetWallets()) {
pwallet->Flush();
}
}
void StopWallets()
{
for (const std::shared_ptr<CWallet>& pwallet : GetWallets()) {
pwallet->Close();
}
}
void UnloadWallets()
{
auto wallets = GetWallets();
while (!wallets.empty()) {
auto wallet = wallets.back();
wallets.pop_back();
std::vector<bilingual_str> warnings;
RemoveWallet(wallet, nullopt, warnings);
UnloadWallet(std::move(wallet));
}
}