diff options
Diffstat (limited to 'src/wallet/wallet.cpp')
| -rw-r--r-- | src/wallet/wallet.cpp | 93 |
1 files changed, 55 insertions, 38 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index c084ef10ec..a576b07f50 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -21,6 +21,7 @@ #include <primitives/block.h> #include <primitives/transaction.h> #include <psbt.h> +#include <random.h> #include <script/descriptor.h> #include <script/script.h> #include <script/signingprovider.h> @@ -124,7 +125,7 @@ bool RemoveWallet(WalletContext& context, const std::shared_ptr<CWallet>& wallet interfaces::Chain& chain = wallet->chain(); std::string name = wallet->GetName(); - // Unregister with the validation interface which also drops shared ponters. + // Unregister with the validation interface which also drops shared pointers. wallet->m_chain_notifications_handler.reset(); LOCK(context.wallets_mutex); std::vector<std::shared_ptr<CWallet>>::iterator i = std::find(context.wallets.begin(), context.wallets.end(), wallet); @@ -386,25 +387,31 @@ std::shared_ptr<CWallet> RestoreWallet(WalletContext& context, const fs::path& b ReadDatabaseArgs(*context.args, options); options.require_existing = true; - if (!fs::exists(backup_file)) { - error = Untranslated("Backup file does not exist"); - status = DatabaseStatus::FAILED_INVALID_BACKUP_FILE; - return nullptr; - } - const fs::path wallet_path = fsbridge::AbsPathJoin(GetWalletDir(), fs::u8path(wallet_name)); + auto wallet_file = wallet_path / "wallet.dat"; + std::shared_ptr<CWallet> wallet; - if (fs::exists(wallet_path) || !TryCreateDirectories(wallet_path)) { - error = Untranslated(strprintf("Failed to create database path '%s'. Database already exists.", fs::PathToString(wallet_path))); - status = DatabaseStatus::FAILED_ALREADY_EXISTS; - return nullptr; - } + try { + if (!fs::exists(backup_file)) { + error = Untranslated("Backup file does not exist"); + status = DatabaseStatus::FAILED_INVALID_BACKUP_FILE; + return nullptr; + } - auto wallet_file = wallet_path / "wallet.dat"; - fs::copy_file(backup_file, wallet_file, fs::copy_options::none); + if (fs::exists(wallet_path) || !TryCreateDirectories(wallet_path)) { + error = Untranslated(strprintf("Failed to create database path '%s'. Database already exists.", fs::PathToString(wallet_path))); + status = DatabaseStatus::FAILED_ALREADY_EXISTS; + return nullptr; + } - auto wallet = LoadWallet(context, wallet_name, load_on_start, options, status, error, warnings); + fs::copy_file(backup_file, wallet_file, fs::copy_options::none); + wallet = LoadWallet(context, wallet_name, load_on_start, options, status, error, warnings); + } catch (const std::exception& e) { + assert(!wallet); + if (!error.empty()) error += Untranslated("\n"); + error += strprintf(Untranslated("Unexpected exception: %s"), e.what()); + } if (!wallet) { fs::remove(wallet_file); fs::remove(wallet_path); @@ -1897,11 +1904,29 @@ std::set<uint256> CWallet::GetTxConflicts(const CWalletTx& wtx) const return result; } +bool CWallet::ShouldResend() const +{ + // Don't attempt to resubmit if the wallet is configured to not broadcast + if (!fBroadcastTransactions) return false; + + // During reindex, importing and IBD, old wallet transactions become + // unconfirmed. Don't resend them as that would spam other nodes. + // We only allow forcing mempool submission when not relaying to avoid this spam. + if (!chain().isReadyToBroadcast()) return false; + + // Do this infrequently and randomly to avoid giving away + // that these are our transactions. + if (GetTime() < m_next_resend) return false; + + return true; +} + +int64_t CWallet::GetDefaultNextResend() { return GetTime() + (12 * 60 * 60) + GetRand(24 * 60 * 60); } + // Resubmit transactions from the wallet to the mempool, optionally asking the // mempool to relay them. On startup, we will do this for all unconfirmed // transactions but will not ask the mempool to relay them. We do this on startup -// to ensure that our own mempool is aware of our transactions, and to also -// initialize nNextResend so that the actual rebroadcast is scheduled. There +// to ensure that our own mempool is aware of our transactions. There // is a privacy side effect here as not broadcasting on startup also means that we won't // inform the world of our wallet's state, particularly if the wallet (or node) is not // yet synced. @@ -1928,17 +1953,6 @@ void CWallet::ResubmitWalletTransactions(bool relay, bool force) // even if forcing. if (!fBroadcastTransactions) return; - // During reindex, importing and IBD, old wallet transactions become - // unconfirmed. Don't resend them as that would spam other nodes. - // We only allow forcing mempool submission when not relaying to avoid this spam. - if (!force && relay && !chain().isReadyToBroadcast()) return; - - // Do this infrequently and randomly to avoid giving away - // that these are our transactions. - if (!force && GetTime() < nNextResend) return; - // resend 12-36 hours from now, ~1 day on average. - nNextResend = GetTime() + (12 * 60 * 60) + GetRand(24 * 60 * 60); - int submitted_tx_count = 0; { // cs_wallet scope @@ -1951,7 +1965,7 @@ void CWallet::ResubmitWalletTransactions(bool relay, bool force) // Only rebroadcast unconfirmed txs if (!wtx.isUnconfirmed()) continue; - // attempt to rebroadcast all txes more than 5 minutes older than + // Attempt to rebroadcast all txes more than 5 minutes older than // the last block, or all txs if forcing. if (!force && wtx.nTimeReceived > m_best_block_time - 5 * 60) continue; to_submit.insert(&wtx); @@ -1973,7 +1987,9 @@ void CWallet::ResubmitWalletTransactions(bool relay, bool force) void MaybeResendWalletTxs(WalletContext& context) { for (const std::shared_ptr<CWallet>& pwallet : GetWallets(context)) { + if (!pwallet->ShouldResend()) continue; pwallet->ResubmitWalletTransactions(/*relay=*/true, /*force=*/false); + pwallet->SetNextResend(); } } @@ -2104,6 +2120,7 @@ SigningResult CWallet::SignMessage(const std::string& message, const PKHash& pkh CScript script_pub_key = GetScriptForDestination(pkhash); for (const auto& spk_man_pair : m_spk_managers) { if (spk_man_pair.second->CanProvide(script_pub_key, sigdata)) { + LOCK(cs_wallet); // DescriptorScriptPubKeyMan calls IsLocked which can lock cs_wallet in a deadlocking order return spk_man_pair.second->SignMessage(message, pkhash, str_sig); } } @@ -3104,12 +3121,14 @@ bool CWallet::AttachChain(const std::shared_ptr<CWallet>& walletInstance, interf // If a block is pruned after this check, we will load the wallet, // but fail the rescan with a generic error. - error = chain.hasAssumedValidChain() ? - _( - "Assumed-valid: last wallet synchronisation goes beyond " - "available block data. You need to wait for the background " - "validation chain to download more blocks.") : - _("Prune: last wallet synchronisation goes beyond pruned data. You need to -reindex (download the whole blockchain again in case of pruned node)"); + error = chain.havePruned() ? + _("Prune: last wallet synchronisation goes beyond pruned data. You need to -reindex (download the whole blockchain again in case of pruned node)") : + strprintf(_( + "Error loading wallet. Wallet requires blocks to be downloaded, " + "and software does not currently support loading wallets while " + "blocks are being downloaded out of order when using assumeutxo " + "snapshots. Wallet should be able to load successfully after " + "node sync reaches height %s"), block_height); return false; } } @@ -3189,14 +3208,12 @@ bool CWallet::UpgradeWallet(int version, bilingual_str& error) void CWallet::postInitProcess() { - LOCK(cs_wallet); - // Add wallet transactions that aren't already in a block to mempool // Do this here as mempool requires genesis block to be loaded ResubmitWalletTransactions(/*relay=*/false, /*force=*/true); // Update wallet transactions with current mempool transactions. - chain().requestMempoolTransactions(*this); + WITH_LOCK(cs_wallet, chain().requestMempoolTransactions(*this)); } bool CWallet::BackupWallet(const std::string& strDest) const |