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Merge pull request #4188

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a3fe1c5 simplewallet: add set_tx_key for importing tx keys from 3rd party wallets (stoffu)
This commit is contained in:
luigi1111
2018-08-15 17:47:05 -05:00
parent b82bcdea2d a3fe1c56ee
commit 8d2e454929
4 changed files with 112 additions and 0 deletions
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src/wallet/wallet2.cpp
+48
View File
@@ -8713,6 +8713,54 @@ bool wallet2::get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key, s
return true;
}
//----------------------------------------------------------------------------------------------------
void wallet2::set_tx_key(const crypto::hash &txid, const crypto::secret_key &tx_key, const std::vector<crypto::secret_key> &additional_tx_keys)
{
// fetch tx from daemon and check if secret keys agree with corresponding public keys
COMMAND_RPC_GET_TRANSACTIONS::request req = AUTO_VAL_INIT(req);
req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txid));
req.decode_as_json = false;
req.prune = false;
COMMAND_RPC_GET_TRANSACTIONS::response res = AUTO_VAL_INIT(res);
bool r;
{
const boost::lock_guard<boost::mutex> lock{m_daemon_rpc_mutex};
r = epee::net_utils::invoke_http_json("/gettransactions", req, res, m_http_client, rpc_timeout);
}
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "gettransactions");
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "gettransactions");
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::wallet_internal_error, "gettransactions");
THROW_WALLET_EXCEPTION_IF(res.txs.size() != 1, error::wallet_internal_error,
"daemon returned wrong response for gettransactions, wrong txs count = " +
std::to_string(res.txs.size()) + ", expected 1");
cryptonote::blobdata bd;
THROW_WALLET_EXCEPTION_IF(!epee::string_tools::parse_hexstr_to_binbuff(res.txs[0].as_hex, bd), error::wallet_internal_error, "failed to parse tx from hexstr");
cryptonote::transaction tx;
crypto::hash tx_hash, tx_prefix_hash;
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(bd, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error, "failed to parse tx from blob");
THROW_WALLET_EXCEPTION_IF(tx_hash != txid, error::wallet_internal_error, "txid mismatch");
std::vector<tx_extra_field> tx_extra_fields;
THROW_WALLET_EXCEPTION_IF(!parse_tx_extra(tx.extra, tx_extra_fields), error::wallet_internal_error, "Transaction extra has unsupported format");
tx_extra_pub_key pub_key_field;
bool found = false;
size_t index = 0;
while (find_tx_extra_field_by_type(tx_extra_fields, pub_key_field, index++))
{
crypto::public_key calculated_pub_key;
crypto::secret_key_to_public_key(tx_key, calculated_pub_key);
if (calculated_pub_key == pub_key_field.pub_key)
{
found = true;
break;
}
}
THROW_WALLET_EXCEPTION_IF(!found, error::wallet_internal_error, "Given tx secret key doesn't agree with the tx public key in the blockchain");
tx_extra_additional_pub_keys additional_tx_pub_keys;
find_tx_extra_field_by_type(tx_extra_fields, additional_tx_pub_keys);
THROW_WALLET_EXCEPTION_IF(additional_tx_keys.size() != additional_tx_pub_keys.data.size(), error::wallet_internal_error, "The number of additional tx secret keys doesn't agree with the number of additional tx public keys in the blockchain" );
m_tx_keys.insert(std::make_pair(txid, tx_key));
m_additional_tx_keys.insert(std::make_pair(txid, additional_tx_keys));
}
//----------------------------------------------------------------------------------------------------
std::string wallet2::get_spend_proof(const crypto::hash &txid, const std::string &message)
{
THROW_WALLET_EXCEPTION_IF(m_watch_only, error::wallet_internal_error,
src/wallet/wallet2.h
+1
View File
@@ -932,6 +932,7 @@ namespace tools
void confirm_non_default_ring_size(bool always) { m_confirm_non_default_ring_size = always; }
bool get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key, std::vector<crypto::secret_key> &additional_tx_keys) const;
void set_tx_key(const crypto::hash &txid, const crypto::secret_key &tx_key, const std::vector<crypto::secret_key> &additional_tx_keys);
void check_tx_key(const crypto::hash &txid, const crypto::secret_key &tx_key, const std::vector<crypto::secret_key> &additional_tx_keys, const cryptonote::account_public_address &address, uint64_t &received, bool &in_pool, uint64_t &confirmations);
void check_tx_key_helper(const crypto::hash &txid, const crypto::key_derivation &derivation, const std::vector<crypto::key_derivation> &additional_derivations, const cryptonote::account_public_address &address, uint64_t &received, bool &in_pool, uint64_t &confirmations);
std::string get_tx_proof(const crypto::hash &txid, const cryptonote::account_public_address &address, bool is_subaddress, const std::string &message);