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per kb fees

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Thomas Winget 2014-10-02 16:44:55 -04:00 committed by Riccardo Spagni
parent 699d932461
commit 557e27fd21
3 changed files with 22 additions and 3 deletions
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1
src/cryptonote_config.h
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@ -57,6 +57,7 @@
// COIN - number of smallest units in one coin // COIN - number of smallest units in one coin
#define COIN ((uint64_t)1000000000000) // pow(10, 12) #define COIN ((uint64_t)1000000000000) // pow(10, 12)
#define DEFAULT_FEE ((uint64_t)100000000000) // 5 * pow(10, 11) #define DEFAULT_FEE ((uint64_t)100000000000) // 5 * pow(10, 11)
#define FEE_PER_KB ((uint64_t)10000000000) // pow(10, 10)
#define ORPHANED_BLOCKS_MAX_COUNT 100 #define ORPHANED_BLOCKS_MAX_COUNT 100

7
src/cryptonote_core/tx_pool.cpp
View file

@ -86,9 +86,12 @@ namespace cryptonote
} }
uint64_t fee = inputs_amount - outputs_amount; uint64_t fee = inputs_amount - outputs_amount;
if (!kept_by_block && fee < DEFAULT_FEE) uint64_t needed_fee = blob_size / 1024;
needed_fee += (blob_size % 1024) ? 1 : 0;
needed_fee *= FEE_PER_KB;
if (!kept_by_block && fee < needed_fee)
{ {
LOG_PRINT_L1("transaction fee is not enough: " << print_money(fee) << ", minumim fee: " << print_money(DEFAULT_FEE)); LOG_PRINT_L1("transaction fee is not enough: " << print_money(fee) << ", minumim fee: " << print_money(needed_fee));
tvc.m_verifivation_failed = true; tvc.m_verifivation_failed = true;
return false; return false;
} }

15
src/wallet/wallet2.cpp
View file

@ -954,7 +954,22 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions(std::vector<crypto
{ {
cryptonote::transaction tx; cryptonote::transaction tx;
pending_tx ptx; pending_tx ptx;
// loop until fee is met without increasing tx size to next KB boundary.
uint64_t needed_fee = 0;
do
{
transfer(dst_vector, fake_outs_count, unlock_time, fee, extra, tx, ptx); transfer(dst_vector, fake_outs_count, unlock_time, fee, extra, tx, ptx);
auto txBlob = t_serializable_object_to_blob(ptx.tx);
uint64_t txSize = txBlob.size();
uint64_t numKB = txSize / 1024;
if (txSize % 1024)
{
numKB++;
}
needed_fee = numKB * FEE_PER_KB;
} while (ptx.fee < needed_fee);
ptx_vector.push_back(ptx); ptx_vector.push_back(ptx);
// mark transfers to be used as "spent" // mark transfers to be used as "spent"