// Copyright (c) 2014-2016, The Monero Project // // All rights reserved. // // Redistribution and use in source and binary forms, with or without modification, are // permitted provided that the following conditions are met: // // 1. Redistributions of source code must retain the above copyright notice, this list of // conditions and the following disclaimer. // // 2. Redistributions in binary form must reproduce the above copyright notice, this list // of conditions and the following disclaimer in the documentation and/or other // materials provided with the distribution. // // 3. Neither the name of the copyright holder nor the names of its contributors may be // used to endorse or promote products derived from this software without specific // prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers #include #include "include_base_utils.h" using namespace epee; #include "core_rpc_server.h" #include "common/command_line.h" #include "cryptonote_core/cryptonote_format_utils.h" #include "cryptonote_core/account.h" #include "cryptonote_core/cryptonote_basic_impl.h" #include "misc_language.h" #include "crypto/hash.h" #include "core_rpc_server_error_codes.h" #define MAX_RESTRICTED_FAKE_OUTS_COUNT 40 #define MAX_RESTRICTED_GLOBAL_FAKE_OUTS_COUNT 500 namespace cryptonote { //----------------------------------------------------------------------------------- void core_rpc_server::init_options(boost::program_options::options_description& desc) { command_line::add_arg(desc, arg_rpc_bind_ip); command_line::add_arg(desc, arg_rpc_bind_port); command_line::add_arg(desc, arg_testnet_rpc_bind_port); command_line::add_arg(desc, arg_restricted_rpc); command_line::add_arg(desc, arg_user_agent); } //------------------------------------------------------------------------------------------------------------------------------ core_rpc_server::core_rpc_server( core& cr , nodetool::node_server >& p2p ) : m_core(cr) , m_p2p(p2p) {} //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::handle_command_line( const boost::program_options::variables_map& vm ) { auto p2p_bind_arg = m_testnet ? arg_testnet_rpc_bind_port : arg_rpc_bind_port; m_bind_ip = command_line::get_arg(vm, arg_rpc_bind_ip); m_port = command_line::get_arg(vm, p2p_bind_arg); m_restricted = command_line::get_arg(vm, arg_restricted_rpc); return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::init( const boost::program_options::variables_map& vm ) { m_testnet = command_line::get_arg(vm, command_line::arg_testnet_on); std::string m_user_agent = command_line::get_arg(vm, command_line::arg_user_agent); m_net_server.set_threads_prefix("RPC"); bool r = handle_command_line(vm); CHECK_AND_ASSERT_MES(r, false, "Failed to process command line in core_rpc_server"); return epee::http_server_impl_base::init(m_port, m_bind_ip, m_user_agent); } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::check_core_busy() { if(m_p2p.get_payload_object().get_core().get_blockchain_storage().is_storing_blockchain()) { return false; } return true; } #define CHECK_CORE_BUSY() do { if(!check_core_busy()){res.status = CORE_RPC_STATUS_BUSY;return true;} } while(0) //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::check_core_ready() { if(!m_p2p.get_payload_object().is_synchronized()) { return false; } return check_core_busy(); } #define CHECK_CORE_READY() do { if(!check_core_ready()){res.status = CORE_RPC_STATUS_BUSY;return true;} } while(0) //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_height(const COMMAND_RPC_GET_HEIGHT::request& req, COMMAND_RPC_GET_HEIGHT::response& res) { CHECK_CORE_BUSY(); res.height = m_core.get_current_blockchain_height(); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_info(const COMMAND_RPC_GET_INFO::request& req, COMMAND_RPC_GET_INFO::response& res) { CHECK_CORE_BUSY(); crypto::hash top_hash; if (!m_core.get_blockchain_top(res.height, top_hash)) { res.status = "Failed"; return false; } ++res.height; // turn top block height into blockchain height res.top_block_hash = string_tools::pod_to_hex(top_hash); res.target_height = m_core.get_target_blockchain_height(); res.difficulty = m_core.get_blockchain_storage().get_difficulty_for_next_block(); res.target = m_core.get_blockchain_storage().get_current_hard_fork_version() < 2 ? DIFFICULTY_TARGET_V1 : DIFFICULTY_TARGET_V2; res.tx_count = m_core.get_blockchain_storage().get_total_transactions() - res.height; //without coinbase res.tx_pool_size = m_core.get_pool_transactions_count(); res.alt_blocks_count = m_core.get_blockchain_storage().get_alternative_blocks_count(); uint64_t total_conn = m_p2p.get_connections_count(); res.outgoing_connections_count = m_p2p.get_outgoing_connections_count(); res.incoming_connections_count = total_conn - res.outgoing_connections_count; res.white_peerlist_size = m_p2p.get_peerlist_manager().get_white_peers_count(); res.grey_peerlist_size = m_p2p.get_peerlist_manager().get_gray_peers_count(); res.testnet = m_testnet; res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_blocks(const COMMAND_RPC_GET_BLOCKS_FAST::request& req, COMMAND_RPC_GET_BLOCKS_FAST::response& res) { CHECK_CORE_BUSY(); std::list > > bs; if(!m_core.find_blockchain_supplement(req.start_height, req.block_ids, bs, res.current_height, res.start_height, COMMAND_RPC_GET_BLOCKS_FAST_MAX_COUNT)) { res.status = "Failed"; return false; } BOOST_FOREACH(auto& b, bs) { res.blocks.resize(res.blocks.size()+1); res.blocks.back().block = block_to_blob(b.first); res.output_indices.push_back(COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices()); res.output_indices.back().indices.push_back(COMMAND_RPC_GET_BLOCKS_FAST::tx_output_indices()); bool r = m_core.get_tx_outputs_gindexs(get_transaction_hash(b.first.miner_tx), res.output_indices.back().indices.back().indices); if (!r) { res.status = "Failed"; return false; } size_t txidx = 0; BOOST_FOREACH(auto& t, b.second) { res.blocks.back().txs.push_back(tx_to_blob(t)); res.output_indices.back().indices.push_back(COMMAND_RPC_GET_BLOCKS_FAST::tx_output_indices()); bool r = m_core.get_tx_outputs_gindexs(b.first.tx_hashes[txidx++], res.output_indices.back().indices.back().indices); if (!r) { res.status = "Failed"; return false; } } } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_hashes(const COMMAND_RPC_GET_HASHES_FAST::request& req, COMMAND_RPC_GET_HASHES_FAST::response& res) { CHECK_CORE_BUSY(); NOTIFY_RESPONSE_CHAIN_ENTRY::request resp; resp.start_height = req.start_height; if(!m_core.find_blockchain_supplement(req.block_ids, resp)) { res.status = "Failed"; return false; } res.current_height = resp.total_height; res.start_height = resp.start_height; res.m_block_ids = std::move(resp.m_block_ids); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_random_outs(const COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::request& req, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::response& res) { CHECK_CORE_BUSY(); res.status = "Failed"; if (m_restricted) { if (req.amounts.size() > 100 || req.outs_count > MAX_RESTRICTED_FAKE_OUTS_COUNT) { res.status = "Too many outs requested"; return true; } } if(!m_core.get_random_outs_for_amounts(req, res)) { return true; } res.status = CORE_RPC_STATUS_OK; std::stringstream ss; typedef COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::outs_for_amount outs_for_amount; typedef COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::out_entry out_entry; std::for_each(res.outs.begin(), res.outs.end(), [&](outs_for_amount& ofa) { ss << "[" << ofa.amount << "]:"; CHECK_AND_ASSERT_MES(ofa.outs.size(), ;, "internal error: ofa.outs.size() is empty for amount " << ofa.amount); std::for_each(ofa.outs.begin(), ofa.outs.end(), [&](out_entry& oe) { ss << oe.global_amount_index << " "; }); ss << ENDL; }); std::string s = ss.str(); LOG_PRINT_L2("COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS: " << ENDL << s); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_outs(const COMMAND_RPC_GET_OUTPUTS::request& req, COMMAND_RPC_GET_OUTPUTS::response& res) { CHECK_CORE_BUSY(); res.status = "Failed"; if (m_restricted) { if (req.outputs.size() > MAX_RESTRICTED_GLOBAL_FAKE_OUTS_COUNT) { res.status = "Too many outs requested"; return true; } } if(!m_core.get_outs(req, res)) { return true; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_random_rct_outs(const COMMAND_RPC_GET_RANDOM_RCT_OUTPUTS::request& req, COMMAND_RPC_GET_RANDOM_RCT_OUTPUTS::response& res) { CHECK_CORE_BUSY(); res.status = "Failed"; if(!m_core.get_random_rct_outs(req, res)) { return true; } res.status = CORE_RPC_STATUS_OK; std::stringstream ss; typedef COMMAND_RPC_GET_RANDOM_RCT_OUTPUTS::out_entry out_entry; CHECK_AND_ASSERT_MES(res.outs.size(), true, "internal error: res.outs.size() is empty"); std::for_each(res.outs.begin(), res.outs.end(), [&](out_entry& oe) { ss << oe.global_amount_index << " "; }); ss << ENDL; std::string s = ss.str(); LOG_PRINT_L2("COMMAND_RPC_GET_RANDOM_RCT_OUTPUTS: " << ENDL << s); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_indexes(const COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::request& req, COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::response& res) { CHECK_CORE_BUSY(); bool r = m_core.get_tx_outputs_gindexs(req.txid, res.o_indexes); if(!r) { res.status = "Failed"; return true; } res.status = CORE_RPC_STATUS_OK; LOG_PRINT_L2("COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES: [" << res.o_indexes.size() << "]"); return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_transactions(const COMMAND_RPC_GET_TRANSACTIONS::request& req, COMMAND_RPC_GET_TRANSACTIONS::response& res) { CHECK_CORE_BUSY(); std::vector vh; BOOST_FOREACH(const auto& tx_hex_str, req.txs_hashes) { blobdata b; if(!string_tools::parse_hexstr_to_binbuff(tx_hex_str, b)) { res.status = "Failed to parse hex representation of transaction hash"; return true; } if(b.size() != sizeof(crypto::hash)) { res.status = "Failed, size of data mismatch"; return true; } vh.push_back(*reinterpret_cast(b.data())); } std::list missed_txs; std::list txs; bool r = m_core.get_transactions(vh, txs, missed_txs); if(!r) { res.status = "Failed"; return true; } LOG_PRINT_L2("Found " << txs.size() << "/" << vh.size() << " transactions on the blockchain"); // try the pool for any missing txes size_t found_in_pool = 0; std::unordered_set pool_tx_hashes; if (!missed_txs.empty()) { std::list pool_txs; bool r = m_core.get_pool_transactions(pool_txs); if(r) { for (std::list::const_iterator i = pool_txs.begin(); i != pool_txs.end(); ++i) { crypto::hash tx_hash = get_transaction_hash(*i); std::list::iterator mi = std::find(missed_txs.begin(), missed_txs.end(), tx_hash); if (mi != missed_txs.end()) { pool_tx_hashes.insert(tx_hash); missed_txs.erase(mi); txs.push_back(*i); ++found_in_pool; } } } LOG_PRINT_L2("Found " << found_in_pool << "/" << vh.size() << " transactions in the pool"); } std::list::const_iterator txhi = req.txs_hashes.begin(); std::vector::const_iterator vhi = vh.begin(); BOOST_FOREACH(auto& tx, txs) { res.txs.push_back(COMMAND_RPC_GET_TRANSACTIONS::entry()); COMMAND_RPC_GET_TRANSACTIONS::entry &e = res.txs.back(); crypto::hash tx_hash = *vhi++; e.tx_hash = *txhi++; blobdata blob = t_serializable_object_to_blob(tx); e.as_hex = string_tools::buff_to_hex_nodelimer(blob); if (req.decode_as_json) e.as_json = obj_to_json_str(tx); e.in_pool = pool_tx_hashes.find(tx_hash) != pool_tx_hashes.end(); if (e.in_pool) { e.block_height = std::numeric_limits::max(); } else { e.block_height = m_core.get_blockchain_storage().get_db().get_tx_block_height(tx_hash); } // fill up old style responses too, in case an old wallet asks res.txs_as_hex.push_back(e.as_hex); if (req.decode_as_json) res.txs_as_json.push_back(e.as_json); } BOOST_FOREACH(const auto& miss_tx, missed_txs) { res.missed_tx.push_back(string_tools::pod_to_hex(miss_tx)); } LOG_PRINT_L2(res.txs.size() << " transactions found, " << res.missed_tx.size() << " not found"); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_is_key_image_spent(const COMMAND_RPC_IS_KEY_IMAGE_SPENT::request& req, COMMAND_RPC_IS_KEY_IMAGE_SPENT::response& res) { CHECK_CORE_BUSY(); std::vector key_images; BOOST_FOREACH(const auto& ki_hex_str, req.key_images) { blobdata b; if(!string_tools::parse_hexstr_to_binbuff(ki_hex_str, b)) { res.status = "Failed to parse hex representation of key image"; return true; } if(b.size() != sizeof(crypto::key_image)) { res.status = "Failed, size of data mismatch"; } key_images.push_back(*reinterpret_cast(b.data())); } std::vector spent_status; bool r = m_core.are_key_images_spent(key_images, spent_status); if(!r) { res.status = "Failed"; return true; } res.spent_status.clear(); for (size_t n = 0; n < spent_status.size(); ++n) res.spent_status.push_back(spent_status[n] ? COMMAND_RPC_IS_KEY_IMAGE_SPENT::SPENT_IN_BLOCKCHAIN : COMMAND_RPC_IS_KEY_IMAGE_SPENT::UNSPENT); // check the pool too std::vector txs; std::vector ki; r = m_core.get_pool_transactions_and_spent_keys_info(txs, ki); if(!r) { res.status = "Failed"; return true; } for (std::vector::const_iterator i = ki.begin(); i != ki.end(); ++i) { crypto::hash hash; crypto::key_image spent_key_image; if (parse_hash256(i->id_hash, hash)) { memcpy(&spent_key_image, &hash, sizeof(hash)); // a bit dodgy, should be other parse functions somewhere for (size_t n = 0; n < res.spent_status.size(); ++n) { if (res.spent_status[n] == COMMAND_RPC_IS_KEY_IMAGE_SPENT::UNSPENT) { if (key_images[n] == spent_key_image) { res.spent_status[n] = COMMAND_RPC_IS_KEY_IMAGE_SPENT::SPENT_IN_POOL; break; } } } } } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_send_raw_tx(const COMMAND_RPC_SEND_RAW_TX::request& req, COMMAND_RPC_SEND_RAW_TX::response& res) { CHECK_CORE_READY(); std::string tx_blob; if(!string_tools::parse_hexstr_to_binbuff(req.tx_as_hex, tx_blob)) { LOG_PRINT_L0("[on_send_raw_tx]: Failed to parse tx from hexbuff: " << req.tx_as_hex); res.status = "Failed"; return true; } cryptonote_connection_context fake_context = AUTO_VAL_INIT(fake_context); tx_verification_context tvc = AUTO_VAL_INIT(tvc); if(!m_core.handle_incoming_tx(tx_blob, tvc, false, false) || tvc.m_verifivation_failed) { if (tvc.m_verifivation_failed) { LOG_PRINT_L0("[on_send_raw_tx]: tx verification failed"); } else { LOG_PRINT_L0("[on_send_raw_tx]: Failed to process tx"); } res.status = "Failed"; if ((res.low_mixin = tvc.m_low_mixin)) res.reason = "mixin too low"; if ((res.double_spend = tvc.m_double_spend)) res.reason = "double spend"; if ((res.invalid_input = tvc.m_invalid_input)) res.reason = "invalid input"; if ((res.invalid_output = tvc.m_invalid_output)) res.reason = "invalid output"; if ((res.too_big = tvc.m_too_big)) res.reason = "too big"; if ((res.overspend = tvc.m_overspend)) res.reason = "overspend"; if ((res.fee_too_low = tvc.m_fee_too_low)) res.reason = "fee too low"; if ((res.not_rct = tvc.m_not_rct)) res.reason = "tx is not ringct"; return true; } if(!tvc.m_should_be_relayed || req.do_not_relay) { LOG_PRINT_L0("[on_send_raw_tx]: tx accepted, but not relayed"); res.reason = "Not relayed"; res.not_relayed = true; res.status = CORE_RPC_STATUS_OK; return true; } NOTIFY_NEW_TRANSACTIONS::request r; r.txs.push_back(tx_blob); m_core.get_protocol()->relay_transactions(r, fake_context); //TODO: make sure that tx has reached other nodes here, probably wait to receive reflections from other nodes res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_start_mining(const COMMAND_RPC_START_MINING::request& req, COMMAND_RPC_START_MINING::response& res) { CHECK_CORE_READY(); account_public_address adr; if(!get_account_address_from_str(adr, m_testnet, req.miner_address)) { res.status = "Failed, wrong address"; LOG_PRINT_L0(res.status); return true; } boost::thread::attributes attrs; attrs.set_stack_size(THREAD_STACK_SIZE); if(!m_core.get_miner().start(adr, static_cast(req.threads_count), attrs)) { res.status = "Failed, mining not started"; LOG_PRINT_L0(res.status); return true; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_stop_mining(const COMMAND_RPC_STOP_MINING::request& req, COMMAND_RPC_STOP_MINING::response& res) { if(!m_core.get_miner().stop()) { res.status = "Failed, mining not stopped"; LOG_PRINT_L0(res.status); return true; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_mining_status(const COMMAND_RPC_MINING_STATUS::request& req, COMMAND_RPC_MINING_STATUS::response& res) { CHECK_CORE_READY(); const miner& lMiner = m_core.get_miner(); res.active = lMiner.is_mining(); if ( lMiner.is_mining() ) { res.speed = lMiner.get_speed(); res.threads_count = lMiner.get_threads_count(); const account_public_address& lMiningAdr = lMiner.get_mining_address(); res.address = get_account_address_as_str(m_testnet, lMiningAdr); } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_save_bc(const COMMAND_RPC_SAVE_BC::request& req, COMMAND_RPC_SAVE_BC::response& res) { CHECK_CORE_BUSY(); if( !m_core.get_blockchain_storage().store_blockchain() ) { res.status = "Error while storing blockhain"; return true; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_peer_list(const COMMAND_RPC_GET_PEER_LIST::request& req, COMMAND_RPC_GET_PEER_LIST::response& res) { std::list white_list; std::list gray_list; m_p2p.get_peerlist_manager().get_peerlist_full(gray_list, white_list); for (auto & entry : white_list) { res.white_list.emplace_back(entry.id, entry.adr.ip, entry.adr.port, entry.last_seen); } for (auto & entry : gray_list) { res.gray_list.emplace_back(entry.id, entry.adr.ip, entry.adr.port, entry.last_seen); } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_set_log_hash_rate(const COMMAND_RPC_SET_LOG_HASH_RATE::request& req, COMMAND_RPC_SET_LOG_HASH_RATE::response& res) { if(m_core.get_miner().is_mining()) { m_core.get_miner().do_print_hashrate(req.visible); res.status = CORE_RPC_STATUS_OK; } else { res.status = CORE_RPC_STATUS_NOT_MINING; } return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_set_log_level(const COMMAND_RPC_SET_LOG_LEVEL::request& req, COMMAND_RPC_SET_LOG_LEVEL::response& res) { if (req.level < LOG_LEVEL_MIN || req.level > LOG_LEVEL_MAX) { res.status = "Error: log level not valid"; } else { epee::log_space::log_singletone::get_set_log_detalisation_level(true, req.level); int otshell_utils_log_level = 100 - (req.level * 20); gCurrentLogger.setDebugLevel(otshell_utils_log_level); res.status = CORE_RPC_STATUS_OK; } return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_transaction_pool(const COMMAND_RPC_GET_TRANSACTION_POOL::request& req, COMMAND_RPC_GET_TRANSACTION_POOL::response& res) { CHECK_CORE_BUSY(); m_core.get_pool_transactions_and_spent_keys_info(res.transactions, res.spent_key_images); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_stop_daemon(const COMMAND_RPC_STOP_DAEMON::request& req, COMMAND_RPC_STOP_DAEMON::response& res) { // FIXME: replace back to original m_p2p.send_stop_signal() after // investigating why that isn't working quite right. m_p2p.send_stop_signal(); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_getblockcount(const COMMAND_RPC_GETBLOCKCOUNT::request& req, COMMAND_RPC_GETBLOCKCOUNT::response& res) { CHECK_CORE_BUSY(); res.count = m_core.get_current_blockchain_height(); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_getblockhash(const COMMAND_RPC_GETBLOCKHASH::request& req, COMMAND_RPC_GETBLOCKHASH::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy"; return false; } if(req.size() != 1) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_PARAM; error_resp.message = "Wrong parameters, expected height"; return false; } uint64_t h = req[0]; if(m_core.get_current_blockchain_height() <= h) { error_resp.code = CORE_RPC_ERROR_CODE_TOO_BIG_HEIGHT; error_resp.message = std::string("Too big height: ") + std::to_string(h) + ", current blockchain height = " + std::to_string(m_core.get_current_blockchain_height()); } res = string_tools::pod_to_hex(m_core.get_block_id_by_height(h)); return true; } //------------------------------------------------------------------------------------------------------------------------------ // equivalent of strstr, but with arbitrary bytes (ie, NULs) // This does not differentiate between "not found" and "found at offset 0" uint64_t slow_memmem(const void* start_buff, size_t buflen,const void* pat,size_t patlen) { const void* buf = start_buff; const void* end=(const char*)buf+buflen; if (patlen > buflen || patlen == 0) return 0; while(buflen>0 && (buf=memchr(buf,((const char*)pat)[0],buflen-patlen+1))) { if(memcmp(buf,pat,patlen)==0) return (const char*)buf - (const char*)start_buff; buf=(const char*)buf+1; buflen = (const char*)end - (const char*)buf; } return 0; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_getblocktemplate(const COMMAND_RPC_GETBLOCKTEMPLATE::request& req, COMMAND_RPC_GETBLOCKTEMPLATE::response& res, epee::json_rpc::error& error_resp) { if(!check_core_ready()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy"; return false; } if(req.reserve_size > 255) { error_resp.code = CORE_RPC_ERROR_CODE_TOO_BIG_RESERVE_SIZE; error_resp.message = "To big reserved size, maximum 255"; return false; } cryptonote::account_public_address acc = AUTO_VAL_INIT(acc); if(!req.wallet_address.size() || !cryptonote::get_account_address_from_str(acc, m_testnet, req.wallet_address)) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_WALLET_ADDRESS; error_resp.message = "Failed to parse wallet address"; return false; } block b = AUTO_VAL_INIT(b); cryptonote::blobdata blob_reserve; blob_reserve.resize(req.reserve_size, 0); if(!m_core.get_block_template(b, acc, res.difficulty, res.height, blob_reserve)) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: failed to create block template"; LOG_ERROR("Failed to create block template"); return false; } blobdata block_blob = t_serializable_object_to_blob(b); crypto::public_key tx_pub_key = cryptonote::get_tx_pub_key_from_extra(b.miner_tx); if(tx_pub_key == null_pkey) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: failed to create block template"; LOG_ERROR("Failed to tx pub key in coinbase extra"); return false; } res.reserved_offset = slow_memmem((void*)block_blob.data(), block_blob.size(), &tx_pub_key, sizeof(tx_pub_key)); if(!res.reserved_offset) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: failed to create block template"; LOG_ERROR("Failed to find tx pub key in blockblob"); return false; } res.reserved_offset += sizeof(tx_pub_key) + 3; //3 bytes: tag for TX_EXTRA_TAG_PUBKEY(1 byte), tag for TX_EXTRA_NONCE(1 byte), counter in TX_EXTRA_NONCE(1 byte) if(res.reserved_offset + req.reserve_size > block_blob.size()) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: failed to create block template"; LOG_ERROR("Failed to calculate offset for "); return false; } blobdata hashing_blob = get_block_hashing_blob(b); res.prev_hash = string_tools::pod_to_hex(b.prev_id); res.blocktemplate_blob = string_tools::buff_to_hex_nodelimer(block_blob); res.blockhashing_blob = string_tools::buff_to_hex_nodelimer(hashing_blob); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_submitblock(const COMMAND_RPC_SUBMITBLOCK::request& req, COMMAND_RPC_SUBMITBLOCK::response& res, epee::json_rpc::error& error_resp) { CHECK_CORE_READY(); if(req.size()!=1) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_PARAM; error_resp.message = "Wrong param"; return false; } blobdata blockblob; if(!string_tools::parse_hexstr_to_binbuff(req[0], blockblob)) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_BLOCKBLOB; error_resp.message = "Wrong block blob"; return false; } // Fixing of high orphan issue for most pools // Thanks Boolberry! block b = AUTO_VAL_INIT(b); if(!parse_and_validate_block_from_blob(blockblob, b)) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_BLOCKBLOB; error_resp.message = "Wrong block blob"; return false; } // Fix from Boolberry neglects to check block // size, do that with the function below if(!m_core.check_incoming_block_size(blockblob)) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_BLOCKBLOB_SIZE; error_resp.message = "Block bloc size is too big, rejecting block"; return false; } if(!m_core.handle_block_found(b)) { error_resp.code = CORE_RPC_ERROR_CODE_BLOCK_NOT_ACCEPTED; error_resp.message = "Block not accepted"; return false; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ uint64_t core_rpc_server::get_block_reward(const block& blk) { uint64_t reward = 0; BOOST_FOREACH(const tx_out& out, blk.miner_tx.vout) { reward += out.amount; } return reward; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::fill_block_header_response(const block& blk, bool orphan_status, uint64_t height, const crypto::hash& hash, block_header_response& response) { response.major_version = blk.major_version; response.minor_version = blk.minor_version; response.timestamp = blk.timestamp; response.prev_hash = string_tools::pod_to_hex(blk.prev_id); response.nonce = blk.nonce; response.orphan_status = orphan_status; response.height = height; response.depth = m_core.get_current_blockchain_height() - height - 1; response.hash = string_tools::pod_to_hex(hash); response.difficulty = m_core.get_blockchain_storage().block_difficulty(height); response.reward = get_block_reward(blk); return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_last_block_header(const COMMAND_RPC_GET_LAST_BLOCK_HEADER::request& req, COMMAND_RPC_GET_LAST_BLOCK_HEADER::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } uint64_t last_block_height; crypto::hash last_block_hash; bool have_last_block_hash = m_core.get_blockchain_top(last_block_height, last_block_hash); if (!have_last_block_hash) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't get last block hash."; return false; } block last_block; bool have_last_block = m_core.get_block_by_hash(last_block_hash, last_block); if (!have_last_block) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't get last block."; return false; } bool response_filled = fill_block_header_response(last_block, false, last_block_height, last_block_hash, res.block_header); if (!response_filled) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't produce valid response."; return false; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_block_header_by_hash(const COMMAND_RPC_GET_BLOCK_HEADER_BY_HASH::request& req, COMMAND_RPC_GET_BLOCK_HEADER_BY_HASH::response& res, epee::json_rpc::error& error_resp){ if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } crypto::hash block_hash; bool hash_parsed = parse_hash256(req.hash, block_hash); if(!hash_parsed) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_PARAM; error_resp.message = "Failed to parse hex representation of block hash. Hex = " + req.hash + '.'; return false; } block blk; bool have_block = m_core.get_block_by_hash(block_hash, blk); if (!have_block) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't get block by hash. Hash = " + req.hash + '.'; return false; } if (blk.miner_tx.vin.front().type() != typeid(txin_gen)) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: coinbase transaction in the block has the wrong type"; return false; } uint64_t block_height = boost::get(blk.miner_tx.vin.front()).height; bool response_filled = fill_block_header_response(blk, false, block_height, block_hash, res.block_header); if (!response_filled) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't produce valid response."; return false; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_block_header_by_height(const COMMAND_RPC_GET_BLOCK_HEADER_BY_HEIGHT::request& req, COMMAND_RPC_GET_BLOCK_HEADER_BY_HEIGHT::response& res, epee::json_rpc::error& error_resp){ if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } if(m_core.get_current_blockchain_height() <= req.height) { error_resp.code = CORE_RPC_ERROR_CODE_TOO_BIG_HEIGHT; error_resp.message = std::string("Too big height: ") + std::to_string(req.height) + ", current blockchain height = " + std::to_string(m_core.get_current_blockchain_height()); return false; } crypto::hash block_hash = m_core.get_block_id_by_height(req.height); block blk; bool have_block = m_core.get_block_by_hash(block_hash, blk); if (!have_block) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't get block by height. Height = " + std::to_string(req.height) + '.'; return false; } bool response_filled = fill_block_header_response(blk, false, req.height, block_hash, res.block_header); if (!response_filled) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't produce valid response."; return false; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_block(const COMMAND_RPC_GET_BLOCK::request& req, COMMAND_RPC_GET_BLOCK::response& res, epee::json_rpc::error& error_resp){ if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } crypto::hash block_hash; if (!req.hash.empty()) { bool hash_parsed = parse_hash256(req.hash, block_hash); if(!hash_parsed) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_PARAM; error_resp.message = "Failed to parse hex representation of block hash. Hex = " + req.hash + '.'; return false; } } else { if(m_core.get_current_blockchain_height() <= req.height) { error_resp.code = CORE_RPC_ERROR_CODE_TOO_BIG_HEIGHT; error_resp.message = std::string("Too big height: ") + std::to_string(req.height) + ", current blockchain height = " + std::to_string(m_core.get_current_blockchain_height()); return false; } block_hash = m_core.get_block_id_by_height(req.height); } block blk; bool have_block = m_core.get_block_by_hash(block_hash, blk); if (!have_block) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't get block by hash. Hash = " + req.hash + '.'; return false; } if (blk.miner_tx.vin.front().type() != typeid(txin_gen)) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: coinbase transaction in the block has the wrong type"; return false; } uint64_t block_height = boost::get(blk.miner_tx.vin.front()).height; bool response_filled = fill_block_header_response(blk, false, block_height, block_hash, res.block_header); if (!response_filled) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: can't produce valid response."; return false; } for (size_t n = 0; n < blk.tx_hashes.size(); ++n) { res.tx_hashes.push_back(epee::string_tools::pod_to_hex(blk.tx_hashes[n])); } res.blob = string_tools::buff_to_hex_nodelimer(t_serializable_object_to_blob(blk)); res.json = obj_to_json_str(blk); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_connections(const COMMAND_RPC_GET_CONNECTIONS::request& req, COMMAND_RPC_GET_CONNECTIONS::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } res.connections = m_p2p.get_payload_object().get_connections(); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_info_json(const COMMAND_RPC_GET_INFO::request& req, COMMAND_RPC_GET_INFO::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } res.height = m_core.get_current_blockchain_height(); res.target_height = m_core.get_target_blockchain_height(); res.difficulty = m_core.get_blockchain_storage().get_difficulty_for_next_block(); res.target = m_core.get_blockchain_storage().get_current_hard_fork_version() < 2 ? DIFFICULTY_TARGET_V1 : DIFFICULTY_TARGET_V2; res.tx_count = m_core.get_blockchain_storage().get_total_transactions() - res.height; //without coinbase res.tx_pool_size = m_core.get_pool_transactions_count(); res.alt_blocks_count = m_core.get_blockchain_storage().get_alternative_blocks_count(); uint64_t total_conn = m_p2p.get_connections_count(); res.outgoing_connections_count = m_p2p.get_outgoing_connections_count(); res.incoming_connections_count = total_conn - res.outgoing_connections_count; res.white_peerlist_size = m_p2p.get_peerlist_manager().get_white_peers_count(); res.grey_peerlist_size = m_p2p.get_peerlist_manager().get_gray_peers_count(); res.testnet = m_testnet; res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_hard_fork_info(const COMMAND_RPC_HARD_FORK_INFO::request& req, COMMAND_RPC_HARD_FORK_INFO::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } const Blockchain &blockchain = m_core.get_blockchain_storage(); uint8_t version = req.version > 0 ? req.version : blockchain.get_next_hard_fork_version(); res.version = blockchain.get_current_hard_fork_version(); res.enabled = blockchain.get_hard_fork_voting_info(version, res.window, res.votes, res.threshold, res.earliest_height, res.voting); res.state = blockchain.get_hard_fork_state(); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_bans(const COMMAND_RPC_GETBANS::request& req, COMMAND_RPC_GETBANS::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } auto now = time(nullptr); std::map blocked_ips = m_p2p.get_blocked_ips(); for (std::map::const_iterator i = blocked_ips.begin(); i != blocked_ips.end(); ++i) { if (i->second > now) { COMMAND_RPC_GETBANS::ban b; b.ip = i->first; b.seconds = i->second - now; res.bans.push_back(b); } } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_set_bans(const COMMAND_RPC_SETBANS::request& req, COMMAND_RPC_SETBANS::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } for (auto i = req.bans.begin(); i != req.bans.end(); ++i) { if (i->ban) m_p2p.block_ip(i->ip, i->seconds); else m_p2p.unblock_ip(i->ip); } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_flush_txpool(const COMMAND_RPC_FLUSH_TRANSACTION_POOL::request& req, COMMAND_RPC_FLUSH_TRANSACTION_POOL::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } bool failed = false; std::list txids; if (req.txids.empty()) { std::list pool_txs; bool r = m_core.get_pool_transactions(pool_txs); if (!r) { res.status = "Failed to get txpool contents"; return true; } for (const auto &tx: pool_txs) { txids.push_back(cryptonote::get_transaction_hash(tx)); } } else { for (const auto &str: req.txids) { cryptonote::blobdata txid_data; if(!epee::string_tools::parse_hexstr_to_binbuff(str, txid_data)) { failed = true; } crypto::hash txid = *reinterpret_cast(txid_data.data()); txids.push_back(txid); } } if (!m_core.get_blockchain_storage().flush_txes_from_pool(txids)) { res.status = "Failed to remove one more tx"; return false; } if (failed) { res.status = "Failed to parse txid"; return false; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_output_histogram(const COMMAND_RPC_GET_OUTPUT_HISTOGRAM::request& req, COMMAND_RPC_GET_OUTPUT_HISTOGRAM::response& res, epee::json_rpc::error& error_resp) { if(!check_core_busy()) { error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY; error_resp.message = "Core is busy."; return false; } std::map histogram; try { histogram = m_core.get_blockchain_storage().get_output_histogram(req.amounts, req.unlocked); } catch (const std::exception &e) { res.status = "Failed to get output histogram"; return true; } res.histogram.clear(); res.histogram.reserve(histogram.size()); for (const auto &i: histogram) { if (i.second >= req.min_count && (i.second <= req.max_count || req.max_count == 0)) res.histogram.push_back(COMMAND_RPC_GET_OUTPUT_HISTOGRAM::entry(i.first, i.second)); } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_version(const COMMAND_RPC_GET_VERSION::request& req, COMMAND_RPC_GET_VERSION::response& res, epee::json_rpc::error& error_resp) { res.version = CORE_RPC_VERSION; res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_out_peers(const COMMAND_RPC_OUT_PEERS::request& req, COMMAND_RPC_OUT_PEERS::response& res) { // TODO /*if (m_p2p.get_outgoing_connections_count() > req.out_peers) { m_p2p.m_config.m_net_config.connections_count = req.out_peers; if (m_p2p.get_outgoing_connections_count() > req.out_peers) { int count = m_p2p.get_outgoing_connections_count() - req.out_peers; m_p2p.delete_connections(count); } } else m_p2p.m_config.m_net_config.connections_count = req.out_peers; */ return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_start_save_graph(const COMMAND_RPC_START_SAVE_GRAPH::request& req, COMMAND_RPC_START_SAVE_GRAPH::response& res) { m_p2p.set_save_graph(true); return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_stop_save_graph(const COMMAND_RPC_STOP_SAVE_GRAPH::request& req, COMMAND_RPC_STOP_SAVE_GRAPH::response& res) { m_p2p.set_save_graph(false); return true; } //------------------------------------------------------------------------------------------------------------------------------ const command_line::arg_descriptor core_rpc_server::arg_rpc_bind_ip = { "rpc-bind-ip" , "IP for RPC server" , "127.0.0.1" }; const command_line::arg_descriptor core_rpc_server::arg_rpc_bind_port = { "rpc-bind-port" , "Port for RPC server" , std::to_string(config::RPC_DEFAULT_PORT) }; const command_line::arg_descriptor core_rpc_server::arg_testnet_rpc_bind_port = { "testnet-rpc-bind-port" , "Port for testnet RPC server" , std::to_string(config::testnet::RPC_DEFAULT_PORT) }; const command_line::arg_descriptor core_rpc_server::arg_restricted_rpc = { "restricted-rpc" , "Restrict RPC to view only commands" , false }; const command_line::arg_descriptor core_rpc_server::arg_user_agent = { "user-agent" , "Restrict RPC to clients using this user agent" , "" }; } // namespace cryptonote