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https://github.com/monero-project/monero.git
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simplewallet: add a check_tx_key command
It allows one to check the amount of monero sent to a particular address in a particular transaction, given that transaction's tx key
This commit is contained in:
parent
0f6d3aa9c7
commit
1ce2621a73
@ -396,6 +396,7 @@ simple_wallet::simple_wallet()
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m_cmd_binder.set_handler("set", boost::bind(&simple_wallet::set_variable, this, _1), tr("available options: seed language - Set wallet seed langage; always-confirm-transfers <1|0> - whether to confirm unsplit txes; store-tx-keys <1|0> - whether to store per-tx private keys for future reference"));
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m_cmd_binder.set_handler("set", boost::bind(&simple_wallet::set_variable, this, _1), tr("available options: seed language - Set wallet seed langage; always-confirm-transfers <1|0> - whether to confirm unsplit txes; store-tx-keys <1|0> - whether to store per-tx private keys for future reference"));
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m_cmd_binder.set_handler("rescan_spent", boost::bind(&simple_wallet::rescan_spent, this, _1), tr("Rescan blockchain for spent outputs"));
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m_cmd_binder.set_handler("rescan_spent", boost::bind(&simple_wallet::rescan_spent, this, _1), tr("Rescan blockchain for spent outputs"));
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m_cmd_binder.set_handler("get_tx_key", boost::bind(&simple_wallet::get_tx_key, this, _1), tr("Get transaction key (r) for a given tx"));
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m_cmd_binder.set_handler("get_tx_key", boost::bind(&simple_wallet::get_tx_key, this, _1), tr("Get transaction key (r) for a given tx"));
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m_cmd_binder.set_handler("check_tx_key", boost::bind(&simple_wallet::check_tx_key, this, _1), tr("Check amount going to a given address in a partcular tx"));
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m_cmd_binder.set_handler("help", boost::bind(&simple_wallet::help, this, _1), tr("Show this help"));
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m_cmd_binder.set_handler("help", boost::bind(&simple_wallet::help, this, _1), tr("Show this help"));
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}
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}
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//----------------------------------------------------------------------------------------------------
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//----------------------------------------------------------------------------------------------------
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@ -1814,6 +1815,110 @@ bool simple_wallet::get_tx_key(const std::vector<std::string> &args_)
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}
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}
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}
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}
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//----------------------------------------------------------------------------------------------------
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//----------------------------------------------------------------------------------------------------
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bool simple_wallet::check_tx_key(const std::vector<std::string> &args_)
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{
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std::vector<std::string> local_args = args_;
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if(local_args.size() != 3) {
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fail_msg_writer() << tr("Usage: check_tx_key <txid> <txkey> <address>");
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return true;
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}
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if (!try_connect_to_daemon())
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return true;
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cryptonote::blobdata txid_data;
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if(!epee::string_tools::parse_hexstr_to_binbuff(local_args[0], txid_data))
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{
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fail_msg_writer() << tr("Failed to parse txid");
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return true;
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}
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crypto::hash txid = *reinterpret_cast<const crypto::hash*>(txid_data.data());
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cryptonote::blobdata tx_key_data;
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if(!epee::string_tools::parse_hexstr_to_binbuff(local_args[1], tx_key_data))
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{
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fail_msg_writer() << tr("Failed to parse tx key");
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return true;
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}
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crypto::secret_key tx_key = *reinterpret_cast<const crypto::secret_key*>(tx_key_data.data());
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cryptonote::account_public_address address;
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bool has_payment_id;
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crypto::hash8 payment_id;
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if(!get_account_integrated_address_from_str(address, has_payment_id, payment_id, m_wallet->testnet(), local_args[2]))
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{
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fail_msg_writer() << tr("Failed to parse address");
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return true;
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}
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COMMAND_RPC_GET_TRANSACTIONS::request req;
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COMMAND_RPC_GET_TRANSACTIONS::response res;
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req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txid));
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if (!net_utils::invoke_http_json_remote_command2(m_daemon_address + "/gettransactions", req, res, m_http_client) ||
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res.txs_as_hex.empty())
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{
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fail_msg_writer() << tr("Failed to get transaction from daemon");
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return true;
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}
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cryptonote::blobdata tx_data;
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if (!string_tools::parse_hexstr_to_binbuff(res.txs_as_hex.front(), tx_data))
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{
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fail_msg_writer() << tr("Failed to parse transaction from daemon");
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return true;
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}
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crypto::hash tx_hash, tx_prefix_hash;
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cryptonote::transaction tx;
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if (!cryptonote::parse_and_validate_tx_from_blob(tx_data, tx, tx_hash, tx_prefix_hash))
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{
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fail_msg_writer() << tr("Failed to validate transaction from daemon");
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return true;
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}
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if (tx_hash != txid)
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{
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fail_msg_writer() << tr("Failed to get the right transaction from daemon");
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return true;
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}
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crypto::key_derivation derivation;
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if (!crypto::generate_key_derivation(address.m_view_public_key, tx_key, derivation))
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{
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fail_msg_writer() << tr("Failed to generate key derivation from supplied parameters");
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return true;
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}
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uint64_t received = 0;
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try {
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for (size_t n = 0; n < tx.vout.size(); ++n)
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{
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if (typeid(txout_to_key) != tx.vout[n].target.type())
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continue;
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const txout_to_key tx_out_to_key = boost::get<txout_to_key>(tx.vout[n].target);
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crypto::public_key pubkey;
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derive_public_key(derivation, n, address.m_spend_public_key, pubkey);
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if (pubkey == tx_out_to_key.key)
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received += tx.vout[n].amount;
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}
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}
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catch(...)
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{
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LOG_ERROR("Unknown error");
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fail_msg_writer() << tr("unknown error");
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return true;
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}
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if (received > 0)
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{
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success_msg_writer() << get_account_address_as_str(m_wallet->testnet(), address) << " received " << print_money(received) << " in txid " << txid;
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}
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else
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{
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fail_msg_writer() << get_account_address_as_str(m_wallet->testnet(), address) << " received nothing in txid " << txid;
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}
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return true;
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}
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//----------------------------------------------------------------------------------------------------
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bool simple_wallet::run()
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bool simple_wallet::run()
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{
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{
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std::string addr_start = m_wallet->get_account().get_public_address_str(m_wallet->testnet()).substr(0, 6);
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std::string addr_start = m_wallet->get_account().get_public_address_str(m_wallet->testnet()).substr(0, 6);
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@ -124,6 +124,7 @@ namespace cryptonote
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bool rescan_spent(const std::vector<std::string> &args);
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bool rescan_spent(const std::vector<std::string> &args);
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bool set_log(const std::vector<std::string> &args);
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bool set_log(const std::vector<std::string> &args);
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bool get_tx_key(const std::vector<std::string> &args);
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bool get_tx_key(const std::vector<std::string> &args);
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bool check_tx_key(const std::vector<std::string> &args);
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uint64_t get_daemon_blockchain_height(std::string& err);
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uint64_t get_daemon_blockchain_height(std::string& err);
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bool try_connect_to_daemon();
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bool try_connect_to_daemon();
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