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simplewallet: optional address in --generate-from-json

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When present, it can be used to validate the keys, as well
as deduce the spend key, if it is absent (watch wallet).
This commit is contained in:
moneromooo-monero 2016-04-02 15:22:59 +01:00
parent e7c8a32a28
commit 1a58d202b2
No known key found for this signature in database
GPG key ID: 686F07454D6CEFC3
1 changed files with 66 additions and 5 deletions
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71
src/simplewallet/simplewallet.cpp
View file

@ -829,6 +829,8 @@ static bool get_password(const boost::program_options::variables_map& vm, bool a
//----------------------------------------------------------------------------------------------------
bool simple_wallet::generate_from_json(const boost::program_options::variables_map& vm, std::string &wallet_file, std::string &password)
{
bool testnet = command_line::get_arg(vm, arg_testnet);
std::string buf;
bool r = epee::file_io_utils::load_file_to_string(m_generate_from_json, buf);
if (!r) {
@ -868,6 +870,11 @@ bool simple_wallet::generate_from_json(const boost::program_options::variables_m
return false;
}
viewkey = *reinterpret_cast<const crypto::secret_key*>(viewkey_data.data());
crypto::public_key pkey;
if (!crypto::secret_key_to_public_key(viewkey, pkey)) {
fail_msg_writer() << tr("failed to verify view key secret key");
return false;
}
}
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, spendkey, std::string, String, false);
@ -881,6 +888,11 @@ bool simple_wallet::generate_from_json(const boost::program_options::variables_m
return false;
}
spendkey = *reinterpret_cast<const crypto::secret_key*>(spendkey_data.data());
crypto::public_key pkey;
if (!crypto::secret_key_to_public_key(spendkey, pkey)) {
fail_msg_writer() << tr("failed to verify spend key secret key");
return false;
}
}
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, seed, std::string, String, false);
@ -896,6 +908,8 @@ bool simple_wallet::generate_from_json(const boost::program_options::variables_m
m_restore_deterministic_wallet = true;
}
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, address, std::string, String, false);
// compatibility checks
if (!field_seed_found && !field_viewkey_found)
{
@ -908,6 +922,44 @@ bool simple_wallet::generate_from_json(const boost::program_options::variables_m
return false;
}
// if an address was given, we check keys against it, and deduce the spend
// public key if it was not given
if (field_address_found)
{
cryptonote::account_public_address address;
bool has_payment_id;
crypto::hash8 new_payment_id;
if(!get_account_integrated_address_from_str(address, has_payment_id, new_payment_id, testnet, field_address))
{
fail_msg_writer() << tr("invalid address");
return false;
}
if (field_viewkey_found)
{
crypto::public_key pkey;
if (!crypto::secret_key_to_public_key(viewkey, pkey)) {
fail_msg_writer() << tr("failed to verify view key secret key");
return false;
}
if (address.m_view_public_key != pkey) {
fail_msg_writer() << tr("view key does not match standard address");
return false;
}
}
if (field_spendkey_found)
{
crypto::public_key pkey;
if (!crypto::secret_key_to_public_key(spendkey, pkey)) {
fail_msg_writer() << tr("failed to verify spend key secret key");
return false;
}
if (address.m_spend_public_key != pkey) {
fail_msg_writer() << tr("spend key does not match standard address");
return false;
}
}
}
m_wallet_file = field_filename;
bool was_deprecated_wallet = m_restore_deterministic_wallet && ((old_language == crypto::ElectrumWords::old_language_name) ||
@ -917,7 +969,6 @@ bool simple_wallet::generate_from_json(const boost::program_options::variables_m
return false;
}
bool testnet = command_line::get_arg(vm, arg_testnet);
m_wallet.reset(new tools::wallet2(testnet));
m_wallet->callback(this);
@ -934,17 +985,27 @@ bool simple_wallet::generate_from_json(const boost::program_options::variables_m
fail_msg_writer() << tr("failed to verify view key secret key");
return false;
}
if (!crypto::secret_key_to_public_key(spendkey, address.m_spend_public_key)) {
fail_msg_writer() << tr("failed to verify spend key secret key");
return false;
}
if (field_spendkey.empty())
{
// if we have an addres but no spend key, we can deduce the spend public key
// from the address
if (field_address_found)
{
cryptonote::account_public_address address2;
bool has_payment_id;
crypto::hash8 new_payment_id;
get_account_integrated_address_from_str(address2, has_payment_id, new_payment_id, testnet, field_address);
address.m_spend_public_key = address2.m_spend_public_key;
}
m_wallet->generate(m_wallet_file, password, address, viewkey);
}
else
{
if (!crypto::secret_key_to_public_key(spendkey, address.m_spend_public_key)) {
fail_msg_writer() << tr("failed to verify spend key secret key");
return false;
}
m_wallet->generate(m_wallet_file, password, address, spendkey, viewkey);
}
}