wallet_rpc_server: new estimate_tx_size_and_weight RPC
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@ -13601,4 +13601,22 @@ std::vector<cryptonote::public_node> wallet2::get_public_nodes(bool white_only)
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std::copy(res.gray.begin(), res.gray.end(), std::back_inserter(nodes));
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return nodes;
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}
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//----------------------------------------------------------------------------------------------------
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std::pair<size_t, uint64_t> wallet2::estimate_tx_size_and_weight(bool use_rct, int n_inputs, int ring_size, int n_outputs, size_t extra_size)
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{
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THROW_WALLET_EXCEPTION_IF(n_inputs <= 0, tools::error::wallet_internal_error, "Invalid n_inputs");
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THROW_WALLET_EXCEPTION_IF(n_outputs < 0, tools::error::wallet_internal_error, "Invalid n_outputs");
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THROW_WALLET_EXCEPTION_IF(ring_size < 0, tools::error::wallet_internal_error, "Invalid ring size");
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if (ring_size == 0)
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ring_size = get_min_ring_size();
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if (n_outputs == 1)
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n_outputs = 2; // extra dummy output
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const bool bulletproof = use_fork_rules(get_bulletproof_fork(), 0);
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size_t size = estimate_tx_size(use_rct, n_inputs, ring_size - 1, n_outputs, extra_size, bulletproof);
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uint64_t weight = estimate_tx_weight(use_rct, n_inputs, ring_size - 1, n_outputs, extra_size, bulletproof);
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return std::make_pair(size, weight);
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}
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//----------------------------------------------------------------------------------------------------
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}
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@ -1252,6 +1252,8 @@ private:
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bool is_unattended() const { return m_unattended; }
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std::pair<size_t, uint64_t> estimate_tx_size_and_weight(bool use_rct, int n_inputs, int ring_size, int n_outputs, size_t extra_size);
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bool get_rpc_payment_info(bool mining, bool &payment_required, uint64_t &credits, uint64_t &diff, uint64_t &credits_per_hash_found, cryptonote::blobdata &hashing_blob, uint64_t &height, uint64_t &seed_height, crypto::hash &seed_hash, crypto::hash &next_seed_hash, uint32_t &cookie);
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bool daemon_requires_payment();
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bool make_rpc_payment(uint32_t nonce, uint32_t cookie, uint64_t &credits, uint64_t &balance);
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@ -4291,6 +4291,25 @@ namespace tools
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------------
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bool wallet_rpc_server::on_estimate_tx_size_and_weight(const wallet_rpc::COMMAND_RPC_ESTIMATE_TX_SIZE_AND_WEIGHT::request& req, wallet_rpc::COMMAND_RPC_ESTIMATE_TX_SIZE_AND_WEIGHT::response& res, epee::json_rpc::error& er, const connection_context *ctx)
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{
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if (!m_wallet) return not_open(er);
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try
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{
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size_t extra_size = 34 /* pubkey */ + 10 /* encrypted payment id */; // typical makeup
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const std::pair<size_t, uint64_t> sw = m_wallet->estimate_tx_size_and_weight(req.rct, req.n_inputs, req.ring_size, req.n_outputs, extra_size);
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res.size = sw.first;
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res.weight = sw.second;
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}
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catch (const std::exception &e)
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{
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er.code = WALLET_RPC_ERROR_CODE_UNKNOWN_ERROR;
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er.message = "Failed to determine size and weight";
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return false;
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}
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------------
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bool wallet_rpc_server::on_get_version(const wallet_rpc::COMMAND_RPC_GET_VERSION::request& req, wallet_rpc::COMMAND_RPC_GET_VERSION::response& res, epee::json_rpc::error& er, const connection_context *ctx)
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{
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res.version = WALLET_RPC_VERSION;
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@ -154,6 +154,7 @@ namespace tools
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MAP_JON_RPC_WE("set_daemon", on_set_daemon, wallet_rpc::COMMAND_RPC_SET_DAEMON)
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MAP_JON_RPC_WE("set_log_level", on_set_log_level, wallet_rpc::COMMAND_RPC_SET_LOG_LEVEL)
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MAP_JON_RPC_WE("set_log_categories", on_set_log_categories, wallet_rpc::COMMAND_RPC_SET_LOG_CATEGORIES)
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MAP_JON_RPC_WE("estimate_tx_size_and_weight", on_estimate_tx_size_and_weight, wallet_rpc::COMMAND_RPC_ESTIMATE_TX_SIZE_AND_WEIGHT)
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MAP_JON_RPC_WE("get_version", on_get_version, wallet_rpc::COMMAND_RPC_GET_VERSION)
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END_JSON_RPC_MAP()
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END_URI_MAP2()
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@ -240,6 +241,7 @@ namespace tools
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bool on_set_daemon(const wallet_rpc::COMMAND_RPC_SET_DAEMON::request& req, wallet_rpc::COMMAND_RPC_SET_DAEMON::response& res, epee::json_rpc::error& er, const connection_context *ctx = NULL);
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bool on_set_log_level(const wallet_rpc::COMMAND_RPC_SET_LOG_LEVEL::request& req, wallet_rpc::COMMAND_RPC_SET_LOG_LEVEL::response& res, epee::json_rpc::error& er, const connection_context *ctx = NULL);
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bool on_set_log_categories(const wallet_rpc::COMMAND_RPC_SET_LOG_CATEGORIES::request& req, wallet_rpc::COMMAND_RPC_SET_LOG_CATEGORIES::response& res, epee::json_rpc::error& er, const connection_context *ctx = NULL);
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bool on_estimate_tx_size_and_weight(const wallet_rpc::COMMAND_RPC_ESTIMATE_TX_SIZE_AND_WEIGHT::request& req, wallet_rpc::COMMAND_RPC_ESTIMATE_TX_SIZE_AND_WEIGHT::response& res, epee::json_rpc::error& er, const connection_context *ctx = NULL);
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bool on_get_version(const wallet_rpc::COMMAND_RPC_GET_VERSION::request& req, wallet_rpc::COMMAND_RPC_GET_VERSION::response& res, epee::json_rpc::error& er, const connection_context *ctx = NULL);
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//json rpc v2
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@ -2580,5 +2580,36 @@ namespace wallet_rpc
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typedef epee::misc_utils::struct_init<response_t> response;
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};
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struct COMMAND_RPC_ESTIMATE_TX_SIZE_AND_WEIGHT
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{
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struct request_t
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{
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uint32_t n_inputs;
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uint32_t n_outputs;
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uint32_t ring_size;
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bool rct;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(n_inputs)
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KV_SERIALIZE(n_outputs)
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KV_SERIALIZE_OPT(ring_size, 0u)
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KV_SERIALIZE_OPT(rct, true)
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END_KV_SERIALIZE_MAP()
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};
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typedef epee::misc_utils::struct_init<request_t> request;
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struct response_t
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{
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uint64_t size;
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uint64_t weight;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(size)
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KV_SERIALIZE(weight)
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END_KV_SERIALIZE_MAP()
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};
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typedef epee::misc_utils::struct_init<response_t> response;
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};
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}
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}
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@ -1062,6 +1062,20 @@ class Wallet(object):
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}
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return self.rpc.send_json_rpc_request(stop_mining)
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def estimate_tx_size_and_weight(self, n_inputs, n_outputs, ring_size = 0, rct = True):
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estimate_tx_size_and_weight = {
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'method': 'estimate_tx_size_and_weight',
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'jsonrpc': '2.0',
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'params': {
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'n_inputs': n_inputs,
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'n_outputs': n_outputs,
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'ring_size': ring_size,
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'rct': rct,
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},
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'id': '0'
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}
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return self.rpc.send_json_rpc_request(estimate_tx_size_and_weight)
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def get_version(self):
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get_version = {
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'method': 'get_version',
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