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Merge pull request #1179

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714ee99 Fix description for locked_transfer (Oyvind Kvanes)
71538f3 Rename to lockblocks and add max value (Oyvind Kvanes)
68ac060 Fix locked_transfer (Oyvind Kvanes)
7d020bd Add locked_transfer (Oyvind Kvanes)
d5f918a Revert transfer_main in simplewallet (Oyvind Kvanes)
3451963 Add motifications to test out locked_transfer (Oyvind Kvanes)
e5e6d88 Add more information to transaction in wallet (Oyvind Kvanes)
9b8a062 Make a small test change (Oyvind Kvanes)
This commit is contained in:
Riccardo Spagni 2016-10-04 12:18:55 +02:00
commit ae987907c6
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2 changed files with 254 additions and 0 deletions
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253
src/simplewallet/simplewallet.cpp
View file

@ -676,6 +676,7 @@ simple_wallet::simple_wallet()
m_cmd_binder.set_handler("bc_height", boost::bind(&simple_wallet::show_blockchain_height, this, _1), tr("Show blockchain height"));
m_cmd_binder.set_handler("transfer_original", boost::bind(&simple_wallet::transfer, this, _1), tr("transfer [<mixin_count>] <addr_1> <amount_1> [<addr_2> <amount_2> ... <addr_N> <amount_N>] [payment_id] - Transfer <amount_1>,... <amount_N> to <address_1>,... <address_N>, respectively. <mixin_count> is the number of extra inputs to include for untraceability (from 2 to maximum available)"));
m_cmd_binder.set_handler("transfer", boost::bind(&simple_wallet::transfer_new, this, _1), tr("Same as transfer_original, but using a new transaction building algorithm"));
m_cmd_binder.set_handler("locked_transfer", boost::bind(&simple_wallet::locked_transfer, this, _1), tr("locked_transfer [<mixin_count>] <addr> <amount> <lockblocks>(Number of blocks to lock the transaction for, max 1000000) [<payment_id>]"));
m_cmd_binder.set_handler("sweep_unmixable", boost::bind(&simple_wallet::sweep_unmixable, this, _1), tr("Send all unmixable outputs to yourself with mixin 0"));
m_cmd_binder.set_handler("sweep_all", boost::bind(&simple_wallet::sweep_all, this, _1), tr("Send all unlocked balance an address"));
m_cmd_binder.set_handler("sign_transfer", boost::bind(&simple_wallet::sign_transfer, this, _1), tr("Sign a transaction from a file"));
@ -2622,6 +2623,258 @@ bool simple_wallet::transfer_new(const std::vector<std::string> &args_)
return transfer_main(TransferNew, args_);
}
//----------------------------------------------------------------------------------------------------
bool simple_wallet::locked_transfer(const std::vector<std::string> &args_)
{
if (!try_connect_to_daemon())
return true;
LOCK_IDLE_SCOPE();
std::vector<std::string> local_args = args_;
size_t fake_outs_count;
if(local_args.size() > 0) {
if(!epee::string_tools::get_xtype_from_string(fake_outs_count, local_args[0]))
{
fake_outs_count = m_wallet->default_mixin();
if (fake_outs_count == 0)
fake_outs_count = DEFAULT_MIX;
}
else
{
local_args.erase(local_args.begin());
}
}
if(m_wallet->watch_only())
{
fail_msg_writer() << tr("this is a watch only wallet");
return true;
}
int locked_blocks = 0;
std::vector<uint8_t> extra;
bool payment_id_seen = false;
if (2 < local_args.size() && local_args.size() < 5)
{
if (local_args.size() == 4)
{
std::string payment_id_str = local_args.back();
local_args.pop_back();
crypto::hash payment_id;
bool r = tools::wallet2::parse_long_payment_id(payment_id_str, payment_id);
if(r)
{
std::string extra_nonce;
set_payment_id_to_tx_extra_nonce(extra_nonce, payment_id);
r = add_extra_nonce_to_tx_extra(extra, extra_nonce);
}
else
{
crypto::hash8 payment_id8;
r = tools::wallet2::parse_short_payment_id(payment_id_str, payment_id8);
if(r)
{
std::string extra_nonce;
set_encrypted_payment_id_to_tx_extra_nonce(extra_nonce, payment_id8);
r = add_extra_nonce_to_tx_extra(extra, extra_nonce);
}
}
payment_id_seen = true;
if(!r)
{
fail_msg_writer() << tr("payment id has invalid format, expected 16 or 64 character hex string: ") << payment_id_str;
return true;
}
}
locked_blocks = std::stoi( local_args.back() );
if (locked_blocks > 1000000) {
fail_msg_writer() << tr("Locked blocks too high, max 1000000 (˜4 yrs)");
return true;
}
local_args.pop_back();
}
else
{
fail_msg_writer() << tr("Wrong number of arguments, use: locked_transfer [<mixin_count>] <addr> <amount> <lockblocks> [<payment_id>]");
return true;
}
vector<cryptonote::tx_destination_entry> dsts;
cryptonote::tx_destination_entry de;
bool has_payment_id;
crypto::hash8 new_payment_id;
if (!get_address_from_str(local_args[0], de.addr, has_payment_id, new_payment_id))
return true;
bool ok = cryptonote::parse_amount(de.amount, local_args[1]);
if(!ok || 0 == de.amount)
{
fail_msg_writer() << tr("amount is wrong: ") << local_args[0] << ' ' << local_args[1] <<
", " << tr("expected number from 0 to ") << print_money(std::numeric_limits<uint64_t>::max());
return true;
}
dsts.push_back(de);
try
{
// figure out what tx will be necessary
std::vector<tools::wallet2::pending_tx> ptx_vector;
std::string err;
int bc_height = get_daemon_blockchain_height(err);
int unlock_block = locked_blocks + bc_height;
ptx_vector = m_wallet->create_transactions_2(dsts, fake_outs_count, unlock_block , 0 /* unused fee arg*/, extra, m_trusted_daemon);
uint64_t total_fee = 0;
uint64_t dust_not_in_fee = 0;
uint64_t dust_in_fee = 0;
for (size_t n = 0; n < ptx_vector.size(); ++n)
{
total_fee += ptx_vector[n].fee;
if (ptx_vector[n].dust_added_to_fee)
dust_in_fee += ptx_vector[n].dust;
else
dust_not_in_fee += ptx_vector[n].dust;
}
std::stringstream prompt;
if (ptx_vector.size() > 1)
{
prompt << boost::format(tr("Your transaction needs to be split into %llu transactions. "
"This will result in a transaction fee being applied to each transaction, for a total fee of %s")) %
((unsigned long long)ptx_vector.size()) % print_money(total_fee);
}
else
{
prompt << boost::format(tr("Transaction fee is %s")) %
print_money(total_fee);
}
if (dust_in_fee != 0) prompt << boost::format(tr(", of which %s is dust from change")) % print_money(dust_in_fee);
if (dust_not_in_fee != 0) prompt << tr(".") << ENDL << boost::format(tr("A total of %s from dust change will be sent to dust address"))
% print_money(dust_not_in_fee);
float days = (float)(locked_blocks) / 720.0;
prompt << boost::format(tr(".\nThe unlock time is approximately %s days")) % days;
prompt << tr(".") << ENDL << tr("Is this okay? (Y/Yes/N/No)");
std::string accepted = command_line::input_line(prompt.str());
if (std::cin.eof())
return true;
if (accepted != "Y" && accepted != "y" && accepted != "Yes" && accepted != "yes")
{
fail_msg_writer() << tr("transaction cancelled.");
return true;
}
// actually commit the transactions
while (!ptx_vector.empty())
{
auto & ptx = ptx_vector.back();
m_wallet->commit_tx(ptx);
success_msg_writer(true) << tr("Money successfully sent, transaction ") << get_transaction_hash(ptx.tx);
// if no exception, remove element from vector
ptx_vector.pop_back();
}
}
catch (const tools::error::daemon_busy&)
{
fail_msg_writer() << tr("daemon is busy. Please try again later.");
}
catch (const tools::error::no_connection_to_daemon&)
{
fail_msg_writer() << tr("no connection to daemon. Please make sure daemon is running.");
}
catch (const tools::error::wallet_rpc_error& e)
{
LOG_ERROR("RPC error: " << e.to_string());
fail_msg_writer() << tr("RPC error: ") << e.what();
}
catch (const tools::error::get_random_outs_error&)
{
fail_msg_writer() << tr("failed to get random outputs to mix");
}
catch (const tools::error::not_enough_money& e)
{
LOG_PRINT_L0(boost::format("not enough money to transfer, available only %s, transaction amount %s = %s + %s (fee)") %
print_money(e.available()) %
print_money(e.tx_amount() + e.fee()) %
print_money(e.tx_amount()) %
print_money(e.fee()));
fail_msg_writer() << tr("Not enough money to transfer.");
}
catch (const tools::error::not_enough_outs_to_mix& e)
{
auto writer = fail_msg_writer();
writer << tr("not enough outputs for specified mixin_count") << " = " << e.mixin_count() << ":";
for (std::pair<uint64_t, uint64_t> outs_for_amount : e.scanty_outs())
{
writer << "\n" << tr("output amount") << " = " << print_money(outs_for_amount.first) << ", " << tr("found outputs to mix") << " = " << outs_for_amount.second;
}
}
catch (const tools::error::tx_not_constructed&)
{
fail_msg_writer() << tr("transaction was not constructed");
}
catch (const tools::error::tx_rejected& e)
{
fail_msg_writer() << (boost::format(tr("transaction %s was rejected by daemon with status: ")) % get_transaction_hash(e.tx())) << e.status();
std::string reason = e.reason();
if (!reason.empty())
fail_msg_writer() << tr("Reason: ") << reason;
}
catch (const tools::error::tx_sum_overflow& e)
{
fail_msg_writer() << e.what();
}
catch (const tools::error::zero_destination&)
{
fail_msg_writer() << tr("one of destinations is zero");
}
catch (const tools::error::tx_too_big& e)
{
fail_msg_writer() << tr("failed to find a suitable way to split transactions");
}
catch (const tools::error::transfer_error& e)
{
LOG_ERROR("unknown transfer error: " << e.to_string());
fail_msg_writer() << tr("unknown transfer error: ") << e.what();
}
catch (const tools::error::wallet_internal_error& e)
{
LOG_ERROR("internal error: " << e.to_string());
fail_msg_writer() << tr("internal error: ") << e.what();
}
catch (const std::exception& e)
{
LOG_ERROR("unexpected error: " << e.what());
fail_msg_writer() << tr("unexpected error: ") << e.what();
}
catch (...)
{
LOG_ERROR("unknown error");
fail_msg_writer() << tr("unknown error");
}
return true;
}
//----------------------------------------------------------------------------------------------------
bool simple_wallet::sweep_unmixable(const std::vector<std::string> &args_)
{
if (!try_connect_to_daemon())

1
src/simplewallet/simplewallet.h
View file

@ -124,6 +124,7 @@ namespace cryptonote
bool transfer_main(int transfer_type, const std::vector<std::string> &args);
bool transfer(const std::vector<std::string> &args);
bool transfer_new(const std::vector<std::string> &args);
bool locked_transfer(const std::vector<std::string> &args);
bool sweep_all(const std::vector<std::string> &args);
bool sweep_unmixable(const std::vector<std::string> &args);
bool sign_transfer(const std::vector<std::string> &args);