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Move wallet creation out of the createwallet rpc into its own function

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This commit is contained in:
Andrew Chow
2019-05-24 17:13:13 -04:00
parent 357488f660
commit 1aecdf2063
3 changed files with 82 additions and 46 deletions
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64
src/wallet/wallet.cpp
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@@ -160,6 +160,70 @@ std::shared_ptr<CWallet> LoadWallet(interfaces::Chain& chain, const std::string&
return LoadWallet(chain, WalletLocation(name), error, warning);
}
std::shared_ptr<CWallet> CreateWallet(interfaces::Chain& chain, const std::string& name, std::string& error, std::string& warning, WalletCreationStatus& status, const SecureString& passphrase, uint64_t wallet_creation_flags)
{
// Indicate that the wallet is actually supposed to be blank and not just blank to make it encrypted
bool create_blank = (wallet_creation_flags & WALLET_FLAG_BLANK_WALLET);
// Born encrypted wallets need to be created blank first.
if (!passphrase.empty()) {
wallet_creation_flags |= WALLET_FLAG_BLANK_WALLET;
}
// Check the wallet file location
WalletLocation location(name);
if (location.Exists()) {
error = "Wallet " + location.GetName() + " already exists.";
status = WalletCreationStatus::CREATION_FAILED;
return nullptr;
}
// Wallet::Verify will check if we're trying to create a wallet with a duplicate name.
std::string wallet_error;
if (!CWallet::Verify(chain, location, false, wallet_error, warning)) {
error = "Wallet file verification failed: " + wallet_error;
status = WalletCreationStatus::CREATION_FAILED;
return nullptr;
}
// Make the wallet
std::shared_ptr<CWallet> wallet = CWallet::CreateWalletFromFile(chain, location, wallet_creation_flags);
if (!wallet) {
error = "Wallet creation failed";
status = WalletCreationStatus::CREATION_FAILED;
return nullptr;
}
// Encrypt the wallet
if (!passphrase.empty() && !(wallet_creation_flags & WALLET_FLAG_DISABLE_PRIVATE_KEYS)) {
if (!wallet->EncryptWallet(passphrase)) {
error = "Error: Wallet created but failed to encrypt.";
status = WalletCreationStatus::ENCRYPTION_FAILED;
return nullptr;
}
if (!create_blank) {
// Unlock the wallet
if (!wallet->Unlock(passphrase)) {
error = "Error: Wallet was encrypted but could not be unlocked";
status = WalletCreationStatus::ENCRYPTION_FAILED;
return nullptr;
}
// Set a seed for the wallet
CPubKey master_pub_key = wallet->GenerateNewSeed();
wallet->SetHDSeed(master_pub_key);
wallet->NewKeyPool();
// Relock the wallet
wallet->Lock();
}
}
AddWallet(wallet);
wallet->postInitProcess();
status = WalletCreationStatus::SUCCESS;
return wallet;
}
const uint32_t BIP32_HARDENED_KEY_LIMIT = 0x80000000;
const uint256 CMerkleTx::ABANDON_HASH(uint256S("0000000000000000000000000000000000000000000000000000000000000001"));