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wallet2: decide at runtime which upper tx size to use

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The value will be different depending on whether we've reached
the first hard fork, which allows a larger size, or not.

This fixes transactions being rejected by the daemon on mainnet
where the first hard fork is not yet active.
This commit is contained in:
moneromooo-monero 2016-01-10 11:56:13 +00:00
parent a44d94d390
commit 67bbb56a6c
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GPG key ID: 686F07454D6CEFC3
2 changed files with 20 additions and 6 deletions
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20
src/wallet/wallet2.cpp
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@ -1880,6 +1880,7 @@ void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_ent
// throw if attempting a transaction with no destinations
THROW_WALLET_EXCEPTION_IF(dsts.empty(), error::zero_destination);
uint64_t upper_transaction_size_limit = get_upper_tranaction_size_limit();
uint64_t needed_money = fee;
LOG_PRINT_L2("transfer: starting with fee " << print_money (needed_money));
@ -2005,7 +2006,7 @@ void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_ent
crypto::secret_key tx_key;
bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), sources, splitted_dsts, extra, tx, unlock_time, tx_key);
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_testnet);
THROW_WALLET_EXCEPTION_IF(m_upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, m_upper_transaction_size_limit);
THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
std::string key_images;
bool all_are_txin_to_key = std::all_of(tx.vin.begin(), tx.vin.end(), [&](const txin_v& s_e) -> bool
@ -2066,6 +2067,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
std::vector<TX> txes;
bool adding_fee; // true if new outputs go towards fee, rather than destinations
uint64_t needed_fee, available_for_fee = 0;
uint64_t upper_transaction_size_limit = get_upper_tranaction_size_limit();
// throw if attempting a transaction with no destinations
THROW_WALLET_EXCEPTION_IF(dsts.empty(), error::zero_destination);
@ -2158,7 +2160,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
// here, check if we need to sent tx and start a new one
LOG_PRINT_L2("Considering whether to create a tx now, " << tx.selected_transfers.size() << " inputs, tx limit "
<< m_upper_transaction_size_limit);
<< upper_transaction_size_limit);
bool try_tx;
if (adding_fee)
{
@ -2167,7 +2169,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
}
else
{
try_tx = dsts.empty() || (tx.selected_transfers.size() * (fake_outs_count+1) * APPROXIMATE_INPUT_BYTES >= TX_SIZE_TARGET(m_upper_transaction_size_limit));
try_tx = dsts.empty() || (tx.selected_transfers.size() * (fake_outs_count+1) * APPROXIMATE_INPUT_BYTES >= TX_SIZE_TARGET(upper_transaction_size_limit));
}
if (try_tx) {
@ -2290,6 +2292,8 @@ void wallet2::transfer_dust(size_t num_outputs, uint64_t unlock_time, uint64_t n
{
using namespace cryptonote;
uint64_t upper_transaction_size_limit = get_upper_tranaction_size_limit();
// select all dust inputs for transaction
// throw if there are none
uint64_t money = 0;
@ -2354,7 +2358,7 @@ void wallet2::transfer_dust(size_t num_outputs, uint64_t unlock_time, uint64_t n
crypto::secret_key tx_key;
bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), sources, splitted_dsts, extra, tx, unlock_time, tx_key);
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_testnet);
THROW_WALLET_EXCEPTION_IF(m_upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, m_upper_transaction_size_limit);
THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
std::string key_images;
bool all_are_txin_to_key = std::all_of(tx.vin.begin(), tx.vin.end(), [&](const txin_v& s_e) -> bool
@ -2409,6 +2413,14 @@ bool wallet2::use_fork_rules(uint8_t version)
return close_enough;
}
//----------------------------------------------------------------------------------------------------
uint64_t wallet2::get_upper_tranaction_size_limit()
{
if (m_upper_transaction_size_limit > 0)
return m_upper_transaction_size_limit;
uint64_t full_reward_zone = use_fork_rules(2) ? CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE : CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1;
return ((full_reward_zone * 125) / 100) - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
}
//----------------------------------------------------------------------------------------------------
std::vector<wallet2::pending_tx> wallet2::create_dust_sweep_transactions()
{
// From hard fork 1, we don't consider small amounts to be dust anymore