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Writes seed language while generating wallet. Wallet open fix.

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This commit is contained in:
Oran Juice 2014-10-18 23:01:43 +05:30
parent 09a659edb5
commit 0bd88ff256
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GPG key ID: 71C5AF46CCB28124
3 changed files with 38 additions and 22 deletions
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45
src/simplewallet/simplewallet.cpp
View file

@ -485,10 +485,28 @@ std::string simple_wallet::get_mnemonic_language()
bool simple_wallet::new_wallet(const std::string &wallet_file, const std::string& password, const crypto::secret_key& recovery_key,
bool recover, bool two_random, bool testnet, const std::string &old_language)
{
bool was_deprecated_wallet = m_restore_deterministic_wallet && ((old_language == crypto::ElectrumWords::old_language_name) ||
crypto::ElectrumWords::get_is_old_style_seed(m_electrum_seed));
std::string mnemonic_language = old_language;
// Ask for seed language if it is not a wallet restore or if it was a deprecated wallet
// that was earlier used before this restore.
if (!m_restore_deterministic_wallet || was_deprecated_wallet)
{
if (was_deprecated_wallet)
{
// The user had used an older version of the wallet with old style mnemonics.
message_writer(epee::log_space::console_color_green, false) << "\nYou had been using " <<
"a deprecated version of the wallet. Please use the new seed that we provide.\n";
}
mnemonic_language = get_mnemonic_language();
}
m_wallet_file = wallet_file;
m_wallet.reset(new tools::wallet2(testnet));
m_wallet->callback(this);
m_wallet->set_seed_language(mnemonic_language);
crypto::secret_key recovery_val;
try
@ -509,24 +527,7 @@ bool simple_wallet::new_wallet(const std::string &wallet_file, const std::string
// convert rng value to electrum-style word list
std::string electrum_words;
bool was_deprecated_wallet = m_restore_deterministic_wallet && ((old_language == crypto::ElectrumWords::old_language_name) ||
crypto::ElectrumWords::get_is_old_style_seed(m_electrum_seed));
std::string mnemonic_language = old_language;
// Ask for seed language if it is not a wallet restore or if it was a deprecated wallet
// that was earlier used before this restore.
if (!m_restore_deterministic_wallet || was_deprecated_wallet)
{
if (was_deprecated_wallet)
{
// The user had used an older version of the wallet with old style mnemonics.
message_writer(epee::log_space::console_color_green, false) << "\nYou had been using " <<
"a deprecated version of the wallet. Please use the new seed that we provide.\n";
}
mnemonic_language = get_mnemonic_language();
}
crypto::ElectrumWords::bytes_to_words(recovery_val, electrum_words, mnemonic_language);
m_wallet->set_seed_language(mnemonic_language);
std::string print_electrum = "";
@ -564,6 +565,16 @@ bool simple_wallet::open_wallet(const string &wallet_file, const std::string& pa
m_wallet->load(m_wallet_file, password);
message_writer(epee::log_space::console_color_white, true) << "Opened wallet: "
<< m_wallet->get_account().get_public_address_str(m_wallet->testnet());
// If the wallet file is deprecated, we should ask for mnemonic language again and store
// everything in the new format.
if (!m_non_deterministic && m_wallet->is_deprecated())
{
message_writer(epee::log_space::console_color_green, false) << "\nYou had been using " <<
"a deprecated version of the wallet. Please proceed to upgrade your wallet.\n";
std::string mnemonic_language = get_mnemonic_language();
m_wallet->set_seed_language(mnemonic_language);
m_wallet->generate(m_wallet_file, password, m_recovery_key, false, true);
}
}
catch (const std::exception& e)
{

13
src/wallet/wallet2.cpp
View file

@ -452,6 +452,7 @@ bool wallet2::store_keys(const std::string& keys_file_name, const std::string& p
CHECK_AND_ASSERT_MES(r, false, "failed to serialize wallet keys");
wallet2::keys_file_data keys_file_data = boost::value_initialized<wallet2::keys_file_data>();
// Create a JSON object with "key_data" and "seed_language" as keys.
rapidjson::Document json;
json.SetObject();
rapidjson::Value value(rapidjson::kStringType);
@ -459,11 +460,14 @@ bool wallet2::store_keys(const std::string& keys_file_name, const std::string& p
json.AddMember("key_data", value, json.GetAllocator());
value.SetString(seed_language.c_str(), seed_language.length());
json.AddMember("seed_language", value, json.GetAllocator());
// Serialize the JSON object
rapidjson::StringBuffer buffer;
rapidjson::Writer<rapidjson::StringBuffer> writer(buffer);
json.Accept(writer);
account_data = buffer.GetString();
// Encrypt the entire JSON object.
crypto::chacha8_key key;
crypto::generate_chacha8_key(password, key);
std::string cipher;
@ -497,6 +501,7 @@ void wallet2::load_keys(const std::string& keys_file_name, const std::string& pa
bool r = epee::file_io_utils::load_file_to_string(keys_file_name, buf);
THROW_WALLET_EXCEPTION_IF(!r, error::file_read_error, keys_file_name);
// Decrypt the contents
r = ::serialization::parse_binary(buf, keys_file_data);
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "internal error: failed to deserialize \"" + keys_file_name + '\"');
crypto::chacha8_key key;
@ -505,6 +510,7 @@ void wallet2::load_keys(const std::string& keys_file_name, const std::string& pa
account_data.resize(keys_file_data.account_data.size());
crypto::chacha8(keys_file_data.account_data.data(), keys_file_data.account_data.size(), key, keys_file_data.iv, &account_data[0]);
// The contents should be JSON if the wallet follows the new format.
rapidjson::Document json;
if (json.Parse(account_data.c_str(), keys_file_data.account_data.size()).HasParseError())
{
@ -514,9 +520,8 @@ void wallet2::load_keys(const std::string& keys_file_name, const std::string& pa
{
account_data = std::string(json["key_data"].GetString(), json["key_data"].GetString() +
json["key_data"].GetStringLength());
std::cout << "A/C " << json["key_data"].GetStringLength() << std::endl;
seed_language = std::string(json["seed_language"].GetString(), json["seed_language"].GetString() +
json["seed_language"].GetStringLength());
set_seed_language(std::string(json["seed_language"].GetString(), json["seed_language"].GetString() +
json["seed_language"].GetStringLength()));
}
const cryptonote::account_keys& keys = m_account.get_keys();

2
src/wallet/wallet2.h
View file

@ -82,7 +82,7 @@ namespace tools
{
wallet2(const wallet2&) : m_run(true), m_callback(0), m_testnet(false) {};
public:
wallet2(bool testnet = false) : m_run(true), m_callback(0), m_testnet(testnet) {};
wallet2(bool testnet = false) : m_run(true), m_callback(0), m_testnet(testnet), is_old_file_format(false) {};
struct transfer_details
{
uint64_t m_block_height;