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wallet: do not try to use rct txes a few blocks before the fork

This commit is contained in:
moneromooo-monero 2016-07-27 21:18:08 +01:00
parent 1bf069825b
commit c27194a444
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GPG Key ID: 686F07454D6CEFC3
3 changed files with 31 additions and 22 deletions
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45
src/wallet/wallet2.cpp
View File

@ -3254,7 +3254,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
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();
const bool use_rct = use_fork_rules(4);
const bool use_rct = use_fork_rules(4, 0);
fee_multiplier = sanitize_fee_multiplier(fee_multiplier);
@ -3503,7 +3503,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_all(const cryptono
std::vector<TX> txes;
uint64_t needed_fee, available_for_fee = 0;
uint64_t upper_transaction_size_limit = get_upper_tranaction_size_limit();
const bool use_rct = use_fork_rules(4);
const bool use_rct = use_fork_rules(4, 0);
// gather all our dust and non dust outputs
for (size_t i = 0; i < m_transfers.size(); ++i)
@ -3754,12 +3754,29 @@ void wallet2::transfer_from(const std::vector<size_t> &outs, size_t num_outputs,
}
//----------------------------------------------------------------------------------------------------
bool wallet2::use_fork_rules(uint8_t version)
void wallet2::get_hard_fork_info(uint8_t version, uint64_t &earliest_height)
{
epee::json_rpc::request<cryptonote::COMMAND_RPC_HARD_FORK_INFO::request> req_t = AUTO_VAL_INIT(req_t);
epee::json_rpc::response<cryptonote::COMMAND_RPC_HARD_FORK_INFO::response, std::string> resp_t = AUTO_VAL_INIT(resp_t);
m_daemon_rpc_mutex.lock();
req_t.jsonrpc = "2.0";
req_t.id = epee::serialization::storage_entry(0);
req_t.method = "hard_fork_info";
req_t.params.version = version;
bool r = net_utils::invoke_http_json_remote_command2(m_daemon_address + "/json_rpc", req_t, resp_t, m_http_client);
m_daemon_rpc_mutex.unlock();
CHECK_AND_ASSERT_THROW_MES(r, "Failed to connect to daemon");
CHECK_AND_ASSERT_THROW_MES(resp_t.result.status != CORE_RPC_STATUS_BUSY, "Failed to connect to daemon");
CHECK_AND_ASSERT_THROW_MES(resp_t.result.status == CORE_RPC_STATUS_OK, "Failed to get hard fork status");
earliest_height = resp_t.result.earliest_height;
}
//----------------------------------------------------------------------------------------------------
bool wallet2::use_fork_rules(uint8_t version, uint64_t early_blocks)
{
cryptonote::COMMAND_RPC_GET_HEIGHT::request req = AUTO_VAL_INIT(req);
cryptonote::COMMAND_RPC_GET_HEIGHT::response res = AUTO_VAL_INIT(res);
epee::json_rpc::request<cryptonote::COMMAND_RPC_HARD_FORK_INFO::request> req_t = AUTO_VAL_INIT(req_t);
epee::json_rpc::response<cryptonote::COMMAND_RPC_HARD_FORK_INFO::response, std::string> resp_t = AUTO_VAL_INIT(resp_t);
m_daemon_rpc_mutex.lock();
bool r = net_utils::invoke_http_json_remote_command2(m_daemon_address + "/getheight", req, res, m_http_client);
@ -3768,18 +3785,10 @@ bool wallet2::use_fork_rules(uint8_t version)
CHECK_AND_ASSERT_MES(res.status != CORE_RPC_STATUS_BUSY, false, "Failed to connect to daemon");
CHECK_AND_ASSERT_MES(res.status == CORE_RPC_STATUS_OK, false, "Failed to get current blockchain height");
m_daemon_rpc_mutex.lock();
req_t.jsonrpc = "2.0";
req_t.id = epee::serialization::storage_entry(0);
req_t.method = "hard_fork_info";
req_t.params.version = version;
r = net_utils::invoke_http_json_remote_command2(m_daemon_address + "/json_rpc", req_t, resp_t, m_http_client);
m_daemon_rpc_mutex.unlock();
CHECK_AND_ASSERT_MES(r, false, "Failed to connect to daemon");
CHECK_AND_ASSERT_MES(resp_t.result.status != CORE_RPC_STATUS_BUSY, false, "Failed to connect to daemon");
CHECK_AND_ASSERT_MES(resp_t.result.status == CORE_RPC_STATUS_OK, false, "Failed to get hard fork status");
uint64_t earliest_height;
get_hard_fork_info(version, earliest_height); // can throw
bool close_enough = res.height >= resp_t.result.earliest_height - 10; // start using the rules a bit beforehand
bool close_enough = res.height >= earliest_height - early_blocks; // start using the rules that many blocks beforehand
if (close_enough)
LOG_PRINT_L2("Using v" << (unsigned)version << " rules");
else
@ -3791,7 +3800,7 @@ 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_V2 : CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1;
uint64_t full_reward_zone = use_fork_rules(2, 10) ? CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V2 : CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1;
return ((full_reward_zone * 125) / 100) - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
}
//----------------------------------------------------------------------------------------------------
@ -3884,7 +3893,7 @@ std::vector<size_t> wallet2::select_available_mixable_outputs(bool trusted_daemo
std::vector<wallet2::pending_tx> wallet2::create_unmixable_sweep_transactions(bool trusted_daemon)
{
// From hard fork 1, we don't consider small amounts to be dust anymore
const bool hf1_rules = use_fork_rules(2); // first hard fork has version 2
const bool hf1_rules = use_fork_rules(2, 10); // first hard fork has version 2
tx_dust_policy dust_policy(hf1_rules ? 0 : ::config::DEFAULT_DUST_THRESHOLD);
// may throw

4
src/wallet/wallet2.h
View File

@ -391,8 +391,8 @@ namespace tools
bool get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key) const;
bool use_fork_rules(uint8_t version);
void get_hard_fork_info(uint8_t version, uint64_t &earliest_height);
bool use_fork_rules(uint8_t version, uint64_t early_blocks = 0);
std::string get_wallet_file() const;
std::string get_keys_file() const;

4
src/wallet/wallet_rpc_server.cpp
View File

@ -235,7 +235,7 @@ namespace tools
try
{
uint64_t mixin = req.mixin;
if (mixin < 2 && m_wallet.use_fork_rules(2)) {
if (mixin < 2 && m_wallet.use_fork_rules(2, 10)) {
LOG_PRINT_L1("Requested mixin " << req.mixin << " too low for hard fork 2, using 2");
mixin = 2;
}
@ -309,7 +309,7 @@ namespace tools
try
{
uint64_t mixin = req.mixin;
if (mixin < 2 && m_wallet.use_fork_rules(2)) {
if (mixin < 2 && m_wallet.use_fork_rules(2, 10)) {
LOG_PRINT_L1("Requested mixin " << req.mixin << " too low for hard fork 2, using 2");
mixin = 2;
}