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Merge pull request #2309

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d58700e0 WalletAPI: only allow trusted daemon when importing key images (Jaquee)
8a9bbd26 WalletAPI: copy wallet data when creating a view only wallet (Jaquee)
d27fe32e wallet2: export/import wallet data functions (Jaquee)
225a25f3 import_key_images - allow importing without being connected to daemon (Jaquee)
This commit is contained in:
Riccardo Spagni 2017-09-02 11:28:25 +02:00
commit 10da3051c2
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GPG Key ID: 55432DF31CCD4FCD
3 changed files with 111 additions and 20 deletions
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32
src/wallet/api/wallet.cpp
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@ -379,7 +379,32 @@ bool WalletImpl::createWatchOnly(const std::string &path, const std::string &pas
const cryptonote::account_public_address address = m_wallet->get_account().get_keys().m_account_address;
try {
// Generate view only wallet
view_wallet->generate(path, password, address, viewkey);
// Export/Import outputs
auto outputs = m_wallet->export_outputs();
view_wallet->import_outputs(outputs);
// Copy scanned blockchain
auto bc = m_wallet->export_blockchain();
view_wallet->import_blockchain(bc);
// copy payments
auto payments = m_wallet->export_payments();
view_wallet->import_payments(payments);
// copy confirmed outgoing payments
std::list<std::pair<crypto::hash, tools::wallet2::confirmed_transfer_details>> out_payments;
m_wallet->get_payments_out(out_payments, 0);
view_wallet->import_payments_out(out_payments);
// Export/Import key images
// We already know the spent status from the outputs we exported, thus no need to check them again
auto key_images = m_wallet->export_key_images();
uint64_t spent = 0;
uint64_t unspent = 0;
view_wallet->import_key_images(key_images,spent,unspent,false);
m_status = Status_Ok;
} catch (const std::exception &e) {
LOG_ERROR("Error creating view only wallet: " << e.what());
@ -387,6 +412,8 @@ bool WalletImpl::createWatchOnly(const std::string &path, const std::string &pas
m_errorString = e.what();
return false;
}
// Store wallet
view_wallet->store();
return true;
}
@ -862,6 +889,11 @@ bool WalletImpl::exportKeyImages(const string &filename)
bool WalletImpl::importKeyImages(const string &filename)
{
if (!trustedDaemon()) {
m_status = Status_Error;
m_errorString = tr("Key images can only be imported with a trusted daemon");
return false;
}
try
{
uint64_t spent = 0, unspent = 0;

90
src/wallet/wallet2.cpp
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@ -5330,7 +5330,7 @@ uint64_t wallet2::import_key_images(const std::string &filename, uint64_t &spent
}
//----------------------------------------------------------------------------------------------------
uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_image, crypto::signature>> &signed_key_images, uint64_t &spent, uint64_t &unspent)
uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_image, crypto::signature>> &signed_key_images, uint64_t &spent, uint64_t &unspent, bool check_spent)
{
COMMAND_RPC_IS_KEY_IMAGE_SPENT::request req = AUTO_VAL_INIT(req);
COMMAND_RPC_IS_KEY_IMAGE_SPENT::response daemon_resp = AUTO_VAL_INIT(daemon_resp);
@ -5379,34 +5379,88 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
m_transfers[n].m_key_image_known = true;
}
m_daemon_rpc_mutex.lock();
bool r = epee::net_utils::invoke_http_json("/is_key_image_spent", req, daemon_resp, m_http_client, rpc_timeout);
m_daemon_rpc_mutex.unlock();
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "is_key_image_spent");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "is_key_image_spent");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::is_key_image_spent_error, daemon_resp.status);
THROW_WALLET_EXCEPTION_IF(daemon_resp.spent_status.size() != signed_key_images.size(), error::wallet_internal_error,
"daemon returned wrong response for is_key_image_spent, wrong amounts count = " +
std::to_string(daemon_resp.spent_status.size()) + ", expected " + std::to_string(signed_key_images.size()));
if(check_spent)
{
m_daemon_rpc_mutex.lock();
bool r = epee::net_utils::invoke_http_json("/is_key_image_spent", req, daemon_resp, m_http_client, rpc_timeout);
m_daemon_rpc_mutex.unlock();
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "is_key_image_spent");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "is_key_image_spent");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::is_key_image_spent_error, daemon_resp.status);
THROW_WALLET_EXCEPTION_IF(daemon_resp.spent_status.size() != signed_key_images.size(), error::wallet_internal_error,
"daemon returned wrong response for is_key_image_spent, wrong amounts count = " +
std::to_string(daemon_resp.spent_status.size()) + ", expected " + std::to_string(signed_key_images.size()));
for (size_t n = 0; n < daemon_resp.spent_status.size(); ++n)
{
transfer_details &td = m_transfers[n];
td.m_spent = daemon_resp.spent_status[n] != COMMAND_RPC_IS_KEY_IMAGE_SPENT::UNSPENT;
}
}
spent = 0;
unspent = 0;
for (size_t n = 0; n < daemon_resp.spent_status.size(); ++n)
for(size_t i = 0; i < m_transfers.size(); ++i)
{
transfer_details &td = m_transfers[n];
transfer_details &td = m_transfers[i];
uint64_t amount = td.amount();
td.m_spent = daemon_resp.spent_status[n] != COMMAND_RPC_IS_KEY_IMAGE_SPENT::UNSPENT;
if (td.m_spent)
spent += amount;
else
unspent += amount;
LOG_PRINT_L2("Transfer " << n << ": " << print_money(amount) << " (" << td.m_global_output_index << "): "
<< (td.m_spent ? "spent" : "unspent") << " (key image " << req.key_images[n] << ")");
LOG_PRINT_L2("Transfer " << i << ": " << print_money(amount) << " (" << td.m_global_output_index << "): "
<< (td.m_spent ? "spent" : "unspent") << " (key image " << req.key_images[i] << ")");
}
LOG_PRINT_L1("Total: " << print_money(spent) << " spent, " << print_money(unspent) << " unspent");
MDEBUG("Total: " << print_money(spent) << " spent, " << print_money(unspent) << " unspent");
return m_transfers[signed_key_images.size() - 1].m_block_height;
}
wallet2::payment_container wallet2::export_payments() const
{
payment_container payments;
for (auto const &p : m_payments)
{
payments.emplace(p);
}
return payments;
}
void wallet2::import_payments(const payment_container &payments)
{
m_payments.clear();
for (auto const &p : payments)
{
m_payments.emplace(p);
}
}
void wallet2::import_payments_out(const std::list<std::pair<crypto::hash,wallet2::confirmed_transfer_details>> &confirmed_payments)
{
m_confirmed_txs.clear();
for (auto const &p : confirmed_payments)
{
m_confirmed_txs.emplace(p);
}
}
std::vector<crypto::hash> wallet2::export_blockchain() const
{
std::vector<crypto::hash> bc;
for (auto const &b : m_blockchain)
{
bc.push_back(b);
}
return bc;
}
void wallet2::import_blockchain(const std::vector<crypto::hash> &bc)
{
m_blockchain.clear();
for (auto const &b : bc)
{
m_blockchain.push_back(b);
}
cryptonote::block genesis;
generate_genesis(genesis);
crypto::hash genesis_hash = get_block_hash(genesis);
check_genesis(genesis_hash);
m_local_bc_height = m_blockchain.size();
}
//----------------------------------------------------------------------------------------------------
std::vector<tools::wallet2::transfer_details> wallet2::export_outputs() const
{

9
src/wallet/wallet2.h
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@ -582,12 +582,17 @@ namespace tools
std::string sign(const std::string &data) const;
bool verify(const std::string &data, const cryptonote::account_public_address &address, const std::string &signature) const;
// Import/Export wallet data
std::vector<tools::wallet2::transfer_details> export_outputs() const;
size_t import_outputs(const std::vector<tools::wallet2::transfer_details> &outputs);
payment_container export_payments() const;
void import_payments(const payment_container &payments);
void import_payments_out(const std::list<std::pair<crypto::hash,wallet2::confirmed_transfer_details>> &confirmed_payments);
std::vector<crypto::hash> export_blockchain() const;
void import_blockchain(const std::vector<crypto::hash> &bc);
bool export_key_images(const std::string filename);
std::vector<std::pair<crypto::key_image, crypto::signature>> export_key_images() const;
uint64_t import_key_images(const std::vector<std::pair<crypto::key_image, crypto::signature>> &signed_key_images, uint64_t &spent, uint64_t &unspent);
uint64_t import_key_images(const std::vector<std::pair<crypto::key_image, crypto::signature>> &signed_key_images, uint64_t &spent, uint64_t &unspent, bool check_spent = true);
uint64_t import_key_images(const std::string &filename, uint64_t &spent, uint64_t &unspent);
void update_pool_state(bool refreshed = false);