// Copyright (c) 2014-2018, 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_base_utils.h" #include "string_tools.h" using namespace epee; #include "core_rpc_server.h" #include "common/command_line.h" #include "common/updates.h" #include "common/download.h" #include "common/util.h" #include "common/perf_timer.h" #include "cryptonote_basic/cryptonote_format_utils.h" #include "cryptonote_basic/account.h" #include "cryptonote_basic/cryptonote_basic_impl.h" #include "misc_language.h" #include "storages/http_abstract_invoke.h" #include "crypto/hash.h" #include "rpc/rpc_args.h" #include "core_rpc_server_error_codes.h" #include "p2p/net_node.h" #include "get_output_distribution_cache.h" #include "version.h" #undef MONERO_DEFAULT_LOG_CATEGORY #define MONERO_DEFAULT_LOG_CATEGORY "daemon.rpc" #define MAX_RESTRICTED_FAKE_OUTS_COUNT 40 #define MAX_RESTRICTED_GLOBAL_FAKE_OUTS_COUNT 5000 namespace { void add_reason(std::string &reasons, const char *reason) { if (!reasons.empty()) reasons += ", "; reasons += reason; } } namespace cryptonote { //----------------------------------------------------------------------------------- void core_rpc_server::init_options(boost::program_options::options_description& desc) { command_line::add_arg(desc, arg_rpc_bind_port); command_line::add_arg(desc, arg_rpc_restricted_bind_port); command_line::add_arg(desc, arg_restricted_rpc); command_line::add_arg(desc, arg_bootstrap_daemon_address); command_line::add_arg(desc, arg_bootstrap_daemon_login); cryptonote::rpc_args::init_options(desc); } //------------------------------------------------------------------------------------------------------------------------------ core_rpc_server::core_rpc_server( core& cr , nodetool::node_server >& p2p ) : m_core(cr) , m_p2p(p2p) {} //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::init( const boost::program_options::variables_map& vm , const bool restricted , const network_type nettype , const std::string& port ) { m_restricted = restricted; m_nettype = nettype; m_net_server.set_threads_prefix("RPC"); auto rpc_config = cryptonote::rpc_args::process(vm); if (!rpc_config) return false; m_bootstrap_daemon_address = command_line::get_arg(vm, arg_bootstrap_daemon_address); if (!m_bootstrap_daemon_address.empty()) { const std::string &bootstrap_daemon_login = command_line::get_arg(vm, arg_bootstrap_daemon_login); const auto loc = bootstrap_daemon_login.find(':'); if (!bootstrap_daemon_login.empty() && loc != std::string::npos) { epee::net_utils::http::login login; login.username = bootstrap_daemon_login.substr(0, loc); login.password = bootstrap_daemon_login.substr(loc + 1); m_http_client.set_server(m_bootstrap_daemon_address, login, false); } else { m_http_client.set_server(m_bootstrap_daemon_address, boost::none, false); } m_should_use_bootstrap_daemon = true; } else { m_should_use_bootstrap_daemon = false; } m_was_bootstrap_ever_used = false; boost::optional http_login{}; if (rpc_config->login) http_login.emplace(std::move(rpc_config->login->username), std::move(rpc_config->login->password).password()); auto rng = [](size_t len, uint8_t *ptr){ return crypto::rand(len, ptr); }; return epee::http_server_impl_base::init( rng, std::move(port), std::move(rpc_config->bind_ip), std::move(rpc_config->access_control_origins), std::move(http_login) ); } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::check_core_ready() { if(!m_p2p.get_payload_object().is_synchronized()) { return false; } return true; } #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) { PERF_TIMER(on_get_height); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/getheight", req, res, r)) return r; 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) { PERF_TIMER(on_get_info); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/getinfo", req, res, r)) { res.bootstrap_daemon_address = m_bootstrap_daemon_address; crypto::hash top_hash; m_core.get_blockchain_top(res.height_without_bootstrap, top_hash); ++res.height_without_bootstrap; // turn top block height into blockchain height res.was_bootstrap_ever_used = true; return r; } crypto::hash top_hash; m_core.get_blockchain_top(res.height, top_hash); ++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_difficulty_target(); 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.rpc_connections_count = get_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.mainnet = m_nettype == MAINNET; res.testnet = m_nettype == TESTNET; res.stagenet = m_nettype == STAGENET; res.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1); res.block_size_limit = m_core.get_blockchain_storage().get_current_cumulative_blocksize_limit(); res.block_size_median = m_core.get_blockchain_storage().get_current_cumulative_blocksize_median(); res.status = CORE_RPC_STATUS_OK; res.start_time = (uint64_t)m_core.get_start_time(); res.free_space = m_restricted ? std::numeric_limits::max() : m_core.get_free_space(); res.offline = m_core.offline(); res.bootstrap_daemon_address = m_bootstrap_daemon_address; res.height_without_bootstrap = res.height; { boost::shared_lock lock(m_bootstrap_daemon_mutex); res.was_bootstrap_ever_used = m_was_bootstrap_ever_used; } return true; } //------------------------------------------------------------------------------------------------------------------------------ static cryptonote::blobdata get_pruned_tx_blob(cryptonote::transaction &tx) { std::stringstream ss; binary_archive ba(ss); bool r = tx.serialize_base(ba); CHECK_AND_ASSERT_MES(r, cryptonote::blobdata(), "Failed to serialize rct signatures base"); return ss.str(); } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_blocks(const COMMAND_RPC_GET_BLOCKS_FAST::request& req, COMMAND_RPC_GET_BLOCKS_FAST::response& res) { PERF_TIMER(on_get_blocks); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::BIN, "/getblocks.bin", req, res, r)) return r; std::list > > bs; if(!m_core.find_blockchain_supplement(req.start_height, req.block_ids, bs, res.current_height, res.start_height, req.prune, COMMAND_RPC_GET_BLOCKS_FAST_MAX_COUNT)) { res.status = "Failed"; return false; } size_t pruned_size = 0, unpruned_size = 0, ntxes = 0; for(auto& bd: bs) { res.blocks.resize(res.blocks.size()+1); res.blocks.back().block = bd.first; pruned_size += bd.first.size(); unpruned_size += bd.first.size(); 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()); block b; if (!parse_and_validate_block_from_blob(bd.first, b)) { res.status = "Invalid block"; return false; } bool r = m_core.get_tx_outputs_gindexs(get_transaction_hash(b.miner_tx), res.output_indices.back().indices.back().indices); if (!r) { res.status = "Failed"; return false; } size_t txidx = 0; ntxes += bd.second.size(); for (std::list::iterator i = bd.second.begin(); i != bd.second.end(); ++i) { unpruned_size += i->size(); res.blocks.back().txs.push_back(std::move(*i)); i->clear(); i->shrink_to_fit(); pruned_size += res.blocks.back().txs.back().size(); res.output_indices.back().indices.push_back(COMMAND_RPC_GET_BLOCKS_FAST::tx_output_indices()); bool r = m_core.get_tx_outputs_gindexs(b.tx_hashes[txidx++], res.output_indices.back().indices.back().indices); if (!r) { res.status = "Failed"; return false; } } } MDEBUG("on_get_blocks: " << bs.size() << " blocks, " << ntxes << " txes, pruned size " << pruned_size << ", unpruned size " << unpruned_size); res.status = CORE_RPC_STATUS_OK; return true; } bool core_rpc_server::on_get_alt_blocks_hashes(const COMMAND_RPC_GET_ALT_BLOCKS_HASHES::request& req, COMMAND_RPC_GET_ALT_BLOCKS_HASHES::response& res) { PERF_TIMER(on_get_alt_blocks_hashes); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/get_alt_blocks_hashes", req, res, r)) return r; std::list blks; if(!m_core.get_alternative_blocks(blks)) { res.status = "Failed"; return false; } res.blks_hashes.reserve(blks.size()); for (auto const& blk: blks) { res.blks_hashes.push_back(epee::string_tools::pod_to_hex(get_block_hash(blk))); } MDEBUG("on_get_alt_blocks_hashes: " << blks.size() << " blocks " ); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_blocks_by_height(const COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::request& req, COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::response& res) { PERF_TIMER(on_get_blocks_by_height); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::BIN, "/getblocks_by_height.bin", req, res, r)) return r; res.status = "Failed"; res.blocks.clear(); res.blocks.reserve(req.heights.size()); for (uint64_t height : req.heights) { block blk; try { blk = m_core.get_blockchain_storage().get_db().get_block_from_height(height); } catch (...) { res.status = "Error retrieving block at height " + std::to_string(height); return true; } std::list txs; std::list missed_txs; m_core.get_transactions(blk.tx_hashes, txs, missed_txs); res.blocks.resize(res.blocks.size() + 1); res.blocks.back().block = block_to_blob(blk); for (auto& tx : txs) res.blocks.back().txs.push_back(tx_to_blob(tx)); } 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) { PERF_TIMER(on_get_hashes); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::BIN, "/gethashes.bin", req, res, r)) return r; 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) { PERF_TIMER(on_get_random_outs); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::BIN, "/getrandom_outs.bin", req, res, r)) return r; 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_bin(const COMMAND_RPC_GET_OUTPUTS_BIN::request& req, COMMAND_RPC_GET_OUTPUTS_BIN::response& res) { PERF_TIMER(on_get_outs_bin); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::BIN, "/get_outs.bin", req, res, r)) return r; 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_outs(const COMMAND_RPC_GET_OUTPUTS::request& req, COMMAND_RPC_GET_OUTPUTS::response& res) { PERF_TIMER(on_get_outs); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/get_outs", req, res, r)) return r; res.status = "Failed"; if (m_restricted) { if (req.outputs.size() > MAX_RESTRICTED_GLOBAL_FAKE_OUTS_COUNT) { res.status = "Too many outs requested"; return true; } } cryptonote::COMMAND_RPC_GET_OUTPUTS_BIN::request req_bin; req_bin.outputs = req.outputs; cryptonote::COMMAND_RPC_GET_OUTPUTS_BIN::response res_bin; if(!m_core.get_outs(req_bin, res_bin)) { return true; } // convert to text for (const auto &i: res_bin.outs) { res.outs.push_back(cryptonote::COMMAND_RPC_GET_OUTPUTS::outkey()); cryptonote::COMMAND_RPC_GET_OUTPUTS::outkey &outkey = res.outs.back(); outkey.key = epee::string_tools::pod_to_hex(i.key); outkey.mask = epee::string_tools::pod_to_hex(i.mask); outkey.unlocked = i.unlocked; outkey.height = i.height; outkey.txid = epee::string_tools::pod_to_hex(i.txid); } 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) { PERF_TIMER(on_get_random_rct_outs); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::BIN, "/getrandom_rctouts.bin", req, res, r)) return r; 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) { PERF_TIMER(on_get_indexes); bool ok; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::BIN, "/get_o_indexes.bin", req, res, ok)) return ok; 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) { PERF_TIMER(on_get_transactions); bool ok; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/gettransactions", req, res, ok)) return ok; std::vector vh; for(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; std::unordered_map double_spend_seen; if (!missed_txs.empty()) { std::vector pool_tx_info; std::vector pool_key_image_info; bool r = m_core.get_pool_transactions_and_spent_keys_info(pool_tx_info, pool_key_image_info); if(r) { // sort to match original request std::list sorted_txs; std::vector::const_iterator i; for (const crypto::hash &h: vh) { if (std::find(missed_txs.begin(), missed_txs.end(), h) == missed_txs.end()) { if (txs.empty()) { res.status = "Failed: internal error - txs is empty"; return true; } // core returns the ones it finds in the right order if (get_transaction_hash(txs.front()) != h) { res.status = "Failed: tx hash mismatch"; return true; } sorted_txs.push_back(std::move(txs.front())); txs.pop_front(); } else if ((i = std::find_if(pool_tx_info.begin(), pool_tx_info.end(), [h](const tx_info &txi) { return epee::string_tools::pod_to_hex(h) == txi.id_hash; })) != pool_tx_info.end()) { cryptonote::transaction tx; if (!cryptonote::parse_and_validate_tx_from_blob(i->tx_blob, tx)) { res.status = "Failed to parse and validate tx from blob"; return true; } sorted_txs.push_back(tx); missed_txs.remove(h); pool_tx_hashes.insert(h); const std::string hash_string = epee::string_tools::pod_to_hex(h); for (const auto &ti: pool_tx_info) { if (ti.id_hash == hash_string) { double_spend_seen.insert(std::make_pair(h, ti.double_spend_seen)); break; } } ++found_in_pool; } } txs = sorted_txs; } 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(); for(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 = req.prune ? get_pruned_tx_blob(tx) : 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 = e.block_timestamp = std::numeric_limits::max(); if (double_spend_seen.find(tx_hash) != double_spend_seen.end()) { e.double_spend_seen = double_spend_seen[tx_hash]; } else { MERROR("Failed to determine double spend status for " << tx_hash); e.double_spend_seen = false; } } else { e.block_height = m_core.get_blockchain_storage().get_db().get_tx_block_height(tx_hash); e.block_timestamp = m_core.get_blockchain_storage().get_db().get_block_timestamp(e.block_height); e.double_spend_seen = false; } // 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); // output indices too if not in pool if (pool_tx_hashes.find(tx_hash) == pool_tx_hashes.end()) { bool r = m_core.get_tx_outputs_gindexs(tx_hash, e.output_indices); if (!r) { res.status = "Failed"; return false; } } } for(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, bool request_has_rpc_origin) { PERF_TIMER(on_is_key_image_spent); bool ok; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/is_key_image_spent", req, res, ok)) return ok; std::vector key_images; for(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, !request_has_rpc_origin || !m_restricted); 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) { PERF_TIMER(on_send_raw_tx); bool ok; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/sendrawtransaction", req, res, ok)) return ok; 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, req.do_not_relay) || tvc.m_verifivation_failed) { res.status = "Failed"; res.reason = ""; if ((res.low_mixin = tvc.m_low_mixin)) add_reason(res.reason, "ring size too small"); if ((res.double_spend = tvc.m_double_spend)) add_reason(res.reason, "double spend"); if ((res.invalid_input = tvc.m_invalid_input)) add_reason(res.reason, "invalid input"); if ((res.invalid_output = tvc.m_invalid_output)) add_reason(res.reason, "invalid output"); if ((res.too_big = tvc.m_too_big)) add_reason(res.reason, "too big"); if ((res.overspend = tvc.m_overspend)) add_reason(res.reason, "overspend"); if ((res.fee_too_low = tvc.m_fee_too_low)) add_reason(res.reason, "fee too low"); if ((res.not_rct = tvc.m_not_rct)) add_reason(res.reason, "tx is not ringct"); const std::string punctuation = res.reason.empty() ? "" : ": "; if (tvc.m_verifivation_failed) { LOG_PRINT_L0("[on_send_raw_tx]: tx verification failed" << punctuation << res.reason); } else { LOG_PRINT_L0("[on_send_raw_tx]: Failed to process tx" << punctuation << res.reason); } return true; } if(!tvc.m_should_be_relayed) { 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) { PERF_TIMER(on_start_mining); CHECK_CORE_READY(); cryptonote::address_parse_info info; if(!get_account_address_from_str(info, m_nettype, req.miner_address)) { res.status = "Failed, wrong address"; LOG_PRINT_L0(res.status); return true; } if (info.is_subaddress) { res.status = "Mining to subaddress isn't supported yet"; LOG_PRINT_L0(res.status); return true; } unsigned int concurrency_count = boost::thread::hardware_concurrency() * 4; // if we couldn't detect threads, set it to a ridiculously high number if(concurrency_count == 0) { concurrency_count = 257; } // if there are more threads requested than the hardware supports // then we fail and log that. if(req.threads_count > concurrency_count) { res.status = "Failed, too many threads relative to CPU cores."; LOG_PRINT_L0(res.status); return true; } boost::thread::attributes attrs; attrs.set_stack_size(THREAD_STACK_SIZE); if(!m_core.get_miner().start(info.address, static_cast(req.threads_count), attrs, req.do_background_mining, req.ignore_battery)) { 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) { PERF_TIMER(on_stop_mining); 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) { PERF_TIMER(on_mining_status); const miner& lMiner = m_core.get_miner(); res.active = lMiner.is_mining(); res.is_background_mining_enabled = lMiner.get_is_background_mining_enabled(); 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_nettype, false, 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) { PERF_TIMER(on_save_bc); if( !m_core.get_blockchain_storage().store_blockchain() ) { res.status = "Error while storing blockchain"; 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) { PERF_TIMER(on_get_peer_list); 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) { if (entry.adr.get_type_id() == epee::net_utils::ipv4_network_address::ID) res.white_list.emplace_back(entry.id, entry.adr.as().ip(), entry.adr.as().port(), entry.last_seen); else res.white_list.emplace_back(entry.id, entry.adr.str(), entry.last_seen); } for (auto & entry : gray_list) { if (entry.adr.get_type_id() == epee::net_utils::ipv4_network_address::ID) res.gray_list.emplace_back(entry.id, entry.adr.as().ip(), entry.adr.as().port(), entry.last_seen); else res.gray_list.emplace_back(entry.id, entry.adr.str(), 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) { PERF_TIMER(on_set_log_hash_rate); 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) { PERF_TIMER(on_set_log_level); if (req.level < 0 || req.level > 4) { res.status = "Error: log level not valid"; return true; } mlog_set_log_level(req.level); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_set_log_categories(const COMMAND_RPC_SET_LOG_CATEGORIES::request& req, COMMAND_RPC_SET_LOG_CATEGORIES::response& res) { PERF_TIMER(on_set_log_categories); mlog_set_log(req.categories.c_str()); res.categories = mlog_get_categories(); 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, bool request_has_rpc_origin) { PERF_TIMER(on_get_transaction_pool); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/get_transaction_pool", req, res, r)) return r; m_core.get_pool_transactions_and_spent_keys_info(res.transactions, res.spent_key_images, !request_has_rpc_origin || !m_restricted); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_transaction_pool_hashes(const COMMAND_RPC_GET_TRANSACTION_POOL_HASHES::request& req, COMMAND_RPC_GET_TRANSACTION_POOL_HASHES::response& res, bool request_has_rpc_origin) { PERF_TIMER(on_get_transaction_pool_hashes); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/get_transaction_pool_hashes.bin", req, res, r)) return r; m_core.get_pool_transaction_hashes(res.tx_hashes, !request_has_rpc_origin || !m_restricted); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_transaction_pool_stats(const COMMAND_RPC_GET_TRANSACTION_POOL_STATS::request& req, COMMAND_RPC_GET_TRANSACTION_POOL_STATS::response& res, bool request_has_rpc_origin) { PERF_TIMER(on_get_transaction_pool_stats); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/get_transaction_pool_stats", req, res, r)) return r; m_core.get_pool_transaction_stats(res.pool_stats, !request_has_rpc_origin || !m_restricted); 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) { PERF_TIMER(on_stop_daemon); // 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) { PERF_TIMER(on_getblockcount); { boost::shared_lock lock(m_bootstrap_daemon_mutex); if (m_should_use_bootstrap_daemon) { res.status = "This command is unsupported for bootstrap daemon"; return false; } } 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) { PERF_TIMER(on_getblockhash); { boost::shared_lock lock(m_bootstrap_daemon_mutex); if (m_should_use_bootstrap_daemon) { res = "This command is unsupported for bootstrap daemon"; 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) { PERF_TIMER(on_getblocktemplate); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "getblocktemplate", req, res, r)) return r; 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 = "Too big reserved size, maximum 255"; return false; } cryptonote::address_parse_info info; if(!req.wallet_address.size() || !cryptonote::get_account_address_from_str(info, m_nettype, req.wallet_address)) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_WALLET_ADDRESS; error_resp.message = "Failed to parse wallet address"; return false; } if (info.is_subaddress) { error_resp.code = CORE_RPC_ERROR_CODE_MINING_TO_SUBADDRESS; error_resp.message = "Mining to subaddress is not supported yet"; 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, info.address, res.difficulty, res.height, res.expected_reward, 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 == crypto::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) + 2; //2 bytes: 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) { PERF_TIMER(on_submitblock); { boost::shared_lock lock(m_bootstrap_daemon_mutex); if (m_should_use_bootstrap_daemon) { res.status = "This command is unsupported for bootstrap daemon"; return false; } } 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; for(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) { PERF_TIMER(fill_block_header_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); response.block_size = m_core.get_blockchain_storage().get_db().get_block_size(height); response.num_txes = blk.tx_hashes.size(); return true; } //------------------------------------------------------------------------------------------------------------------------------ template bool core_rpc_server::use_bootstrap_daemon_if_necessary(const invoke_http_mode &mode, const std::string &command_name, const typename COMMAND_TYPE::request& req, typename COMMAND_TYPE::response& res, bool &r) { res.untrusted = false; if (m_bootstrap_daemon_address.empty()) return false; boost::unique_lock lock(m_bootstrap_daemon_mutex); if (!m_should_use_bootstrap_daemon) { MINFO("The local daemon is fully synced. Not switching back to the bootstrap daemon"); return false; } auto current_time = std::chrono::system_clock::now(); if (current_time - m_bootstrap_height_check_time > std::chrono::seconds(30)) // update every 30s { m_bootstrap_height_check_time = current_time; uint64_t top_height; crypto::hash top_hash; m_core.get_blockchain_top(top_height, top_hash); ++top_height; // turn top block height into blockchain height // query bootstrap daemon's height cryptonote::COMMAND_RPC_GET_HEIGHT::request getheight_req; cryptonote::COMMAND_RPC_GET_HEIGHT::response getheight_res; bool ok = epee::net_utils::invoke_http_json("/getheight", getheight_req, getheight_res, m_http_client); ok = ok && getheight_res.status == CORE_RPC_STATUS_OK; m_should_use_bootstrap_daemon = ok && top_height + 10 < getheight_res.height; MINFO((m_should_use_bootstrap_daemon ? "Using" : "Not using") << " the bootstrap daemon (our height: " << top_height << ", bootstrap daemon's height: " << getheight_res.height << ")"); } if (!m_should_use_bootstrap_daemon) return false; if (mode == invoke_http_mode::JON) { r = epee::net_utils::invoke_http_json(command_name, req, res, m_http_client); } else if (mode == invoke_http_mode::BIN) { r = epee::net_utils::invoke_http_bin(command_name, req, res, m_http_client); } else if (mode == invoke_http_mode::JON_RPC) { epee::json_rpc::request json_req = AUTO_VAL_INIT(json_req); epee::json_rpc::response json_resp = AUTO_VAL_INIT(json_resp); json_req.jsonrpc = "2.0"; json_req.id = epee::serialization::storage_entry(0); json_req.method = command_name; json_req.params = req; r = net_utils::invoke_http_json("/json_rpc", json_req, json_resp, m_http_client); if (r) res = json_resp.result; } else { MERROR("Unknown invoke_http_mode: " << mode); return false; } m_was_bootstrap_ever_used = true; r = r && res.status == CORE_RPC_STATUS_OK; res.untrusted = true; 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) { PERF_TIMER(on_get_last_block_header); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "getlastblockheader", req, res, r)) return r; CHECK_CORE_READY(); uint64_t last_block_height; crypto::hash last_block_hash; m_core.get_blockchain_top(last_block_height, last_block_hash); 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){ PERF_TIMER(on_get_block_header_by_hash); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "getblockheaderbyhash", req, res, r)) return r; 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 orphan = false; bool have_block = m_core.get_block_by_hash(block_hash, blk, &orphan); 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.size() != 1 || 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, orphan, 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_headers_range(const COMMAND_RPC_GET_BLOCK_HEADERS_RANGE::request& req, COMMAND_RPC_GET_BLOCK_HEADERS_RANGE::response& res, epee::json_rpc::error& error_resp){ PERF_TIMER(on_get_block_headers_range); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "getblockheadersrange", req, res, r)) return r; const uint64_t bc_height = m_core.get_current_blockchain_height(); if (req.start_height >= bc_height || req.end_height >= bc_height || req.start_height > req.end_height) { error_resp.code = CORE_RPC_ERROR_CODE_TOO_BIG_HEIGHT; error_resp.message = "Invalid start/end heights."; return false; } for (uint64_t h = req.start_height; h <= req.end_height; ++h) { crypto::hash block_hash = m_core.get_block_id_by_height(h); 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 = " + boost::lexical_cast(h) + ". Hash = " + epee::string_tools::pod_to_hex(block_hash) + '.'; return false; } if (blk.miner_tx.vin.size() != 1 || 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; if (block_height != h) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Internal error: coinbase transaction in the block has the wrong height"; return false; } res.headers.push_back(block_header_response()); bool response_filled = fill_block_header_response(blk, false, block_height, block_hash, res.headers.back()); 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){ PERF_TIMER(on_get_block_header_by_height); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "getblockheaderbyheight", req, res, r)) return r; 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){ PERF_TIMER(on_get_block); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "getblock", req, res, r)) return r; 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 orphan = false; bool have_block = m_core.get_block_by_hash(block_hash, blk, &orphan); 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.size() != 1 || 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, orphan, 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.miner_tx_hash = epee::string_tools::pod_to_hex(cryptonote::get_transaction_hash(blk.miner_tx)); 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) { PERF_TIMER(on_get_connections); 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) { PERF_TIMER(on_get_info_json); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "get_info", req, res, r)) { res.bootstrap_daemon_address = m_bootstrap_daemon_address; crypto::hash top_hash; m_core.get_blockchain_top(res.height_without_bootstrap, top_hash); ++res.height_without_bootstrap; // turn top block height into blockchain height res.was_bootstrap_ever_used = true; return r; } crypto::hash top_hash; m_core.get_blockchain_top(res.height, top_hash); ++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.rpc_connections_count = get_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.mainnet = m_nettype == MAINNET; res.testnet = m_nettype == TESTNET; res.stagenet = m_nettype == STAGENET; res.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1); res.block_size_limit = m_core.get_blockchain_storage().get_current_cumulative_blocksize_limit(); res.block_size_median = m_core.get_blockchain_storage().get_current_cumulative_blocksize_median(); res.status = CORE_RPC_STATUS_OK; res.start_time = (uint64_t)m_core.get_start_time(); res.free_space = m_restricted ? std::numeric_limits::max() : m_core.get_free_space(); res.offline = m_core.offline(); res.bootstrap_daemon_address = m_bootstrap_daemon_address; res.height_without_bootstrap = res.height; { boost::shared_lock lock(m_bootstrap_daemon_mutex); res.was_bootstrap_ever_used = m_was_bootstrap_ever_used; } 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) { PERF_TIMER(on_hard_fork_info); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "hard_fork_info", req, res, r)) return r; 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) { PERF_TIMER(on_get_bans); auto now = time(nullptr); std::map blocked_hosts = m_p2p.get_blocked_hosts(); for (std::map::const_iterator i = blocked_hosts.begin(); i != blocked_hosts.end(); ++i) { if (i->second > now) { COMMAND_RPC_GETBANS::ban b; b.host = i->first; b.ip = 0; uint32_t ip; if (epee::string_tools::get_ip_int32_from_string(ip, i->first)) b.ip = ip; 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) { PERF_TIMER(on_set_bans); for (auto i = req.bans.begin(); i != req.bans.end(); ++i) { epee::net_utils::network_address na; if (!i->host.empty()) { if (!epee::net_utils::create_network_address(na, i->host)) { error_resp.code = CORE_RPC_ERROR_CODE_WRONG_PARAM; error_resp.message = "Unsupported host type"; return false; } } else { na = epee::net_utils::ipv4_network_address{i->ip, 0}; } if (i->ban) m_p2p.block_host(na, i->seconds); else m_p2p.unblock_host(na); } 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) { PERF_TIMER(on_flush_txpool); 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; } else { 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 or more tx(es)"; return false; } if (failed) { if (txids.empty()) res.status = "Failed to parse txid"; else res.status = "Failed to parse some of the txids"; 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) { PERF_TIMER(on_get_output_histogram); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "get_output_histogram", req, res, r)) return r; std::map> histogram; try { histogram = m_core.get_blockchain_storage().get_output_histogram(req.amounts, req.unlocked, req.recent_cutoff, req.min_count); } 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 (std::get<0>(i.second) >= req.min_count && (std::get<0>(i.second) <= req.max_count || req.max_count == 0)) res.histogram.push_back(COMMAND_RPC_GET_OUTPUT_HISTOGRAM::entry(i.first, std::get<0>(i.second), std::get<1>(i.second), std::get<2>(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) { PERF_TIMER(on_get_version); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "get_version", req, res, r)) return r; res.version = CORE_RPC_VERSION; res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_coinbase_tx_sum(const COMMAND_RPC_GET_COINBASE_TX_SUM::request& req, COMMAND_RPC_GET_COINBASE_TX_SUM::response& res, epee::json_rpc::error& error_resp) { PERF_TIMER(on_get_coinbase_tx_sum); std::pair amounts = m_core.get_coinbase_tx_sum(req.height, req.count); res.emission_amount = amounts.first; res.fee_amount = amounts.second; res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_per_kb_fee_estimate(const COMMAND_RPC_GET_PER_KB_FEE_ESTIMATE::request& req, COMMAND_RPC_GET_PER_KB_FEE_ESTIMATE::response& res, epee::json_rpc::error& error_resp) { PERF_TIMER(on_get_per_kb_fee_estimate); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "get_fee_estimate", req, res, r)) return r; res.fee = m_core.get_blockchain_storage().get_dynamic_per_kb_fee_estimate(req.grace_blocks); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_alternate_chains(const COMMAND_RPC_GET_ALTERNATE_CHAINS::request& req, COMMAND_RPC_GET_ALTERNATE_CHAINS::response& res, epee::json_rpc::error& error_resp) { PERF_TIMER(on_get_alternate_chains); try { std::list> chains = m_core.get_blockchain_storage().get_alternative_chains(); for (const auto &i: chains) { res.chains.push_back(COMMAND_RPC_GET_ALTERNATE_CHAINS::chain_info{epee::string_tools::pod_to_hex(get_block_hash(i.first.bl)), i.first.height, i.second, i.first.cumulative_difficulty}); } res.status = CORE_RPC_STATUS_OK; } catch (...) { res.status = "Error retrieving alternate chains"; } return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_limit(const COMMAND_RPC_GET_LIMIT::request& req, COMMAND_RPC_GET_LIMIT::response& res) { PERF_TIMER(on_get_limit); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON, "/get_limit", req, res, r)) return r; res.limit_down = epee::net_utils::connection_basic::get_rate_down_limit(); res.limit_up = epee::net_utils::connection_basic::get_rate_up_limit(); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_set_limit(const COMMAND_RPC_SET_LIMIT::request& req, COMMAND_RPC_SET_LIMIT::response& res) { PERF_TIMER(on_set_limit); // -1 = reset to default // 0 = do not modify if (req.limit_down > 0) { epee::net_utils::connection_basic::set_rate_down_limit(req.limit_down); } else if (req.limit_down < 0) { if (req.limit_down != -1) { res.status = CORE_RPC_ERROR_CODE_WRONG_PARAM; return false; } epee::net_utils::connection_basic::set_rate_down_limit(nodetool::default_limit_down); } if (req.limit_up > 0) { epee::net_utils::connection_basic::set_rate_up_limit(req.limit_up); } else if (req.limit_up < 0) { if (req.limit_up != -1) { res.status = CORE_RPC_ERROR_CODE_WRONG_PARAM; return false; } epee::net_utils::connection_basic::set_rate_up_limit(nodetool::default_limit_up); } res.limit_down = epee::net_utils::connection_basic::get_rate_down_limit(); res.limit_up = epee::net_utils::connection_basic::get_rate_up_limit(); 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) { PERF_TIMER(on_out_peers); size_t n_connections = m_p2p.get_outgoing_connections_count(); size_t n_delete = (n_connections > req.out_peers) ? n_connections - req.out_peers : 0; m_p2p.m_config.m_net_config.max_out_connection_count = req.out_peers; if (n_delete) m_p2p.delete_out_connections(n_delete); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_in_peers(const COMMAND_RPC_IN_PEERS::request& req, COMMAND_RPC_IN_PEERS::response& res) { PERF_TIMER(on_in_peers); size_t n_connections = m_p2p.get_incoming_connections_count(); size_t n_delete = (n_connections > req.in_peers) ? n_connections - req.in_peers : 0; m_p2p.m_config.m_net_config.max_in_connection_count = req.in_peers; if (n_delete) m_p2p.delete_in_connections(n_delete); res.status = CORE_RPC_STATUS_OK; 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) { PERF_TIMER(on_start_save_graph); m_p2p.set_save_graph(true); res.status = CORE_RPC_STATUS_OK; 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) { PERF_TIMER(on_stop_save_graph); m_p2p.set_save_graph(false); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_update(const COMMAND_RPC_UPDATE::request& req, COMMAND_RPC_UPDATE::response& res) { PERF_TIMER(on_update); static const char software[] = "monero"; #ifdef BUILD_TAG static const char buildtag[] = BOOST_PP_STRINGIZE(BUILD_TAG); static const char subdir[] = "cli"; #else static const char buildtag[] = "source"; static const char subdir[] = "source"; #endif if (req.command != "check" && req.command != "download" && req.command != "update") { res.status = std::string("unknown command: '") + req.command + "'"; return true; } std::string version, hash; if (!tools::check_updates(software, buildtag, version, hash)) { res.status = "Error checking for updates"; return true; } if (tools::vercmp(version.c_str(), MONERO_VERSION) <= 0) { res.update = false; res.status = CORE_RPC_STATUS_OK; return true; } res.update = true; res.version = version; res.user_uri = tools::get_update_url(software, subdir, buildtag, version, true); res.auto_uri = tools::get_update_url(software, subdir, buildtag, version, false); res.hash = hash; if (req.command == "check") { res.status = CORE_RPC_STATUS_OK; return true; } boost::filesystem::path path; if (req.path.empty()) { std::string filename; const char *slash = strrchr(res.auto_uri.c_str(), '/'); if (slash) filename = slash + 1; else filename = std::string(software) + "-update-" + version; path = epee::string_tools::get_current_module_folder(); path /= filename; } else { path = req.path; } crypto::hash file_hash; if (!tools::sha256sum(path.string(), file_hash) || (hash != epee::string_tools::pod_to_hex(file_hash))) { MDEBUG("We don't have that file already, downloading"); if (!tools::download(path.string(), res.auto_uri)) { MERROR("Failed to download " << res.auto_uri); return false; } if (!tools::sha256sum(path.string(), file_hash)) { MERROR("Failed to hash " << path); return false; } if (hash != epee::string_tools::pod_to_hex(file_hash)) { MERROR("Download from " << res.auto_uri << " does not match the expected hash"); return false; } MINFO("New version downloaded to " << path); } else { MDEBUG("We already have " << path << " with expected hash"); } res.path = path.string(); if (req.command == "download") { res.status = CORE_RPC_STATUS_OK; return true; } res.status = "'update' not implemented yet"; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_relay_tx(const COMMAND_RPC_RELAY_TX::request& req, COMMAND_RPC_RELAY_TX::response& res, epee::json_rpc::error& error_resp) { PERF_TIMER(on_relay_tx); bool failed = false; res.status = ""; for (const auto &str: req.txids) { cryptonote::blobdata txid_data; if(!epee::string_tools::parse_hexstr_to_binbuff(str, txid_data)) { if (!res.status.empty()) res.status += ", "; res.status += std::string("invalid transaction id: ") + str; failed = true; continue; } crypto::hash txid = *reinterpret_cast(txid_data.data()); cryptonote::blobdata txblob; bool r = m_core.get_pool_transaction(txid, txblob); if (r) { cryptonote_connection_context fake_context = AUTO_VAL_INIT(fake_context); NOTIFY_NEW_TRANSACTIONS::request r; r.txs.push_back(txblob); 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 } else { if (!res.status.empty()) res.status += ", "; res.status += std::string("transaction not found in pool: ") + str; failed = true; continue; } } if (failed) { return false; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_sync_info(const COMMAND_RPC_SYNC_INFO::request& req, COMMAND_RPC_SYNC_INFO::response& res, epee::json_rpc::error& error_resp) { PERF_TIMER(on_sync_info); crypto::hash top_hash; m_core.get_blockchain_top(res.height, top_hash); ++res.height; // turn top block height into blockchain height res.target_height = m_core.get_target_blockchain_height(); for (const auto &c: m_p2p.get_payload_object().get_connections()) res.peers.push_back({c}); const cryptonote::block_queue &block_queue = m_p2p.get_payload_object().get_block_queue(); block_queue.foreach([&](const cryptonote::block_queue::span &span) { const std::string span_connection_id = epee::string_tools::pod_to_hex(span.connection_id); uint32_t speed = (uint32_t)(100.0f * block_queue.get_speed(span.connection_id) + 0.5f); std::string address = ""; for (const auto &c: m_p2p.get_payload_object().get_connections()) if (c.connection_id == span_connection_id) address = c.address; res.spans.push_back({span.start_block_height, span.nblocks, span_connection_id, (uint32_t)(span.rate + 0.5f), speed, span.size, address}); return true; }); res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_txpool_backlog(const COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::request& req, COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::response& res, epee::json_rpc::error& error_resp) { PERF_TIMER(on_get_txpool_backlog); bool r; if (use_bootstrap_daemon_if_necessary(invoke_http_mode::JON_RPC, "get_txpool_backlog", req, res, r)) return r; if (!m_core.get_txpool_backlog(res.backlog)) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Failed to get txpool backlog"; return false; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ bool core_rpc_server::on_get_output_distribution(const COMMAND_RPC_GET_OUTPUT_DISTRIBUTION::request& req, COMMAND_RPC_GET_OUTPUT_DISTRIBUTION::response& res, epee::json_rpc::error& error_resp) { PERF_TIMER(on_get_output_distribution); try { for (uint64_t amount: req.amounts) { static struct D { boost::mutex mutex; std::vector cached_distribution; uint64_t cached_from, cached_to, cached_start_height, cached_base; bool cached; D(): cached_from(0), cached_to(0), cached_start_height(0), cached_base(0), cached(false) {} } d; boost::unique_lock lock(d.mutex); if (d.cached && amount == 0 && d.cached_from == req.from_height && d.cached_to == req.to_height) { res.distributions.push_back({amount, d.cached_start_height, d.cached_distribution, d.cached_base}); continue; } // this is a slow operation, so we have precomputed caches of common cases bool found = false; for (const auto &slot: get_output_distribution_cache) { if (slot.amount == amount && slot.from_height == req.from_height && slot.to_height == req.to_height) { res.distributions.push_back({amount, slot.start_height, slot.distribution, slot.base}); found = true; break; } } if (found) continue; std::vector distribution; uint64_t start_height, base; if (!m_core.get_output_distribution(amount, req.from_height, req.to_height, start_height, distribution, base)) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Failed to get rct distribution"; return false; } if (req.to_height > 0 && req.to_height >= req.from_height) { uint64_t offset = std::max(req.from_height, start_height); if (offset <= req.to_height && req.to_height - offset + 1 < distribution.size()) distribution.resize(req.to_height - offset + 1); } if (req.cumulative) { distribution[0] += base; for (size_t n = 1; n < distribution.size(); ++n) distribution[n] += distribution[n-1]; } if (amount == 0) { d.cached_from = req.from_height; d.cached_to = req.to_height; d.cached_distribution = distribution; d.cached_start_height = start_height; d.cached_base = base; d.cached = true; } res.distributions.push_back({amount, start_height, std::move(distribution), base}); } } catch (const std::exception &e) { error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR; error_resp.message = "Failed to get output distribution"; return false; } res.status = CORE_RPC_STATUS_OK; return true; } //------------------------------------------------------------------------------------------------------------------------------ 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) , {{ &cryptonote::arg_testnet_on, &cryptonote::arg_stagenet_on }} , [](std::array testnet_stagenet, bool defaulted, std::string val)->std::string { if (testnet_stagenet[0] && defaulted) return std::to_string(config::testnet::RPC_DEFAULT_PORT); else if (testnet_stagenet[1] && defaulted) return std::to_string(config::stagenet::RPC_DEFAULT_PORT); return val; } }; const command_line::arg_descriptor core_rpc_server::arg_rpc_restricted_bind_port = { "rpc-restricted-bind-port" , "Port for restricted RPC server" , "" }; const command_line::arg_descriptor core_rpc_server::arg_restricted_rpc = { "restricted-rpc" , "Restrict RPC to view only commands and do not return privacy sensitive data in RPC calls" , false }; const command_line::arg_descriptor core_rpc_server::arg_bootstrap_daemon_address = { "bootstrap-daemon-address" , "URL of a 'bootstrap' remote daemon that the connected wallets can use while this daemon is still not fully synced" , "" }; const command_line::arg_descriptor core_rpc_server::arg_bootstrap_daemon_login = { "bootstrap-daemon-login" , "Specify username:password for the bootstrap daemon login" , "" }; } // namespace cryptonote