blockchain_export can now export to a blocks.dat format
Also make the number of blocks endian independant, and add support for testnet
This commit is contained in:
parent
11db442a6c
commit
b13e7f284b
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@ -38,11 +38,13 @@ bitmonero_private_headers(blockchain_converter
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set(blockchain_import_sources
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blockchain_import.cpp
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bootstrap_file.cpp
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blocksdat_file.cpp
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)
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set(blockchain_import_private_headers
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fake_core.h
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bootstrap_file.h
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blocksdat_file.h
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bootstrap_serialization.h
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)
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@ -52,10 +54,12 @@ bitmonero_private_headers(blockchain_import
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set(blockchain_export_sources
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blockchain_export.cpp
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bootstrap_file.cpp
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blocksdat_file.cpp
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)
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set(blockchain_export_private_headers
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bootstrap_file.h
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blocksdat_file.h
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bootstrap_serialization.h
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)
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@ -27,6 +27,7 @@
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "bootstrap_file.h"
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#include "blocksdat_file.h"
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#include "common/command_line.h"
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#include "version.h"
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@ -39,6 +40,7 @@ int main(int argc, char* argv[])
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{
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uint32_t log_level = 0;
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uint64_t block_stop = 0;
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bool blocks_dat = false;
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boost::filesystem::path default_data_path {tools::get_default_data_dir()};
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boost::filesystem::path default_testnet_data_path {default_data_path / "testnet"};
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@ -54,6 +56,7 @@ int main(int argc, char* argv[])
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, "Run on testnet."
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, false
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};
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const command_line::arg_descriptor<bool> arg_blocks_dat = {"blocksdat", "Output in blocks.dat format", blocks_dat};
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command_line::add_arg(desc_cmd_sett, command_line::arg_data_dir, default_data_path.string());
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@ -62,6 +65,7 @@ int main(int argc, char* argv[])
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command_line::add_arg(desc_cmd_sett, arg_testnet_on);
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command_line::add_arg(desc_cmd_sett, arg_log_level);
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command_line::add_arg(desc_cmd_sett, arg_block_stop);
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command_line::add_arg(desc_cmd_sett, arg_blocks_dat);
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command_line::add_arg(desc_cmd_only, command_line::arg_help);
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@ -94,6 +98,7 @@ int main(int argc, char* argv[])
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LOG_PRINT_L0("Setting log level = " << log_level);
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bool opt_testnet = command_line::get_arg(vm, arg_testnet_on);
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bool opt_blocks_dat = command_line::get_arg(vm, arg_blocks_dat);
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std::string m_config_folder;
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@ -155,8 +160,16 @@ int main(int argc, char* argv[])
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LOG_PRINT_L0("Source blockchain storage initialized OK");
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LOG_PRINT_L0("Exporting blockchain raw data...");
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BootstrapFile bootstrap;
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r = bootstrap.store_blockchain_raw(core_storage, NULL, output_file_path, block_stop);
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if (opt_blocks_dat)
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{
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BlocksdatFile blocksdat;
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r = blocksdat.store_blockchain_raw(core_storage, NULL, output_file_path, block_stop);
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}
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else
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{
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BootstrapFile bootstrap;
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r = bootstrap.store_blockchain_raw(core_storage, NULL, output_file_path, block_stop);
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}
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CHECK_AND_ASSERT_MES(r, false, "Failed to export blockchain raw data");
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LOG_PRINT_L0("Blockchain raw data exported OK");
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}
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@ -0,0 +1,51 @@
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// Copyright (c) 2014-2015, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#pragma once
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#include "version.h"
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// CONFIG: choose one of the three #define's
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//
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// DB_MEMORY is a sensible default for users migrating to LMDB, as it allows
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// the exporter to use the in-memory blockchain while the other binaries
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// work with LMDB, without recompiling anything.
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//
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#define SOURCE_DB DB_MEMORY
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//#define SOURCE_DB DB_LMDB
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// to use global compile-time setting (DB_MEMORY or DB_LMDB):
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// #define SOURCE_DB BLOCKCHAIN_DB
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// bounds checking is done before writing to buffer, but buffer size
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// should be a sensible maximum
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#define BUFFER_SIZE 1000000
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#define NUM_BLOCKS_PER_CHUNK 1
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#define BLOCKCHAIN_RAW "blockchain.raw"
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@ -0,0 +1,170 @@
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// Copyright (c) 2014-2015, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "blocksdat_file.h"
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namespace po = boost::program_options;
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using namespace cryptonote;
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using namespace epee;
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namespace
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{
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std::string refresh_string = "\r \r";
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}
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bool BlocksdatFile::open_writer(const boost::filesystem::path& file_path, uint64_t block_stop)
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{
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const boost::filesystem::path dir_path = file_path.parent_path();
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if (!dir_path.empty())
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{
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if (boost::filesystem::exists(dir_path))
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{
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if (!boost::filesystem::is_directory(dir_path))
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{
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LOG_PRINT_RED_L0("export directory path is a file: " << dir_path);
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return false;
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}
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}
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else
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{
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if (!boost::filesystem::create_directory(dir_path))
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{
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LOG_PRINT_RED_L0("Failed to create directory " << dir_path);
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return false;
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}
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}
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}
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m_raw_data_file = new std::ofstream();
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uint64_t num_blocks = 0;
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LOG_PRINT_L0("creating file");
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m_raw_data_file->open(file_path.string(), std::ios_base::binary | std::ios_base::out | std::ios::trunc);
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if (m_raw_data_file->fail())
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return false;
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initialize_file(block_stop);
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return true;
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}
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bool BlocksdatFile::initialize_file(uint64_t block_stop)
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{
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const uint32_t nblocks = block_stop + 1;
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unsigned char nblocksc[4];
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nblocksc[0] = nblocks & 0xff;
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nblocksc[1] = (nblocks >> 8) & 0xff;
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nblocksc[2] = (nblocks >> 16) & 0xff;
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nblocksc[3] = (nblocks >> 24) & 0xff;
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// 4 bytes little endian
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*m_raw_data_file << nblocksc[0];
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*m_raw_data_file << nblocksc[1];
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*m_raw_data_file << nblocksc[2];
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*m_raw_data_file << nblocksc[3];
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return true;
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}
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void BlocksdatFile::write_block(const crypto::hash& block_hash)
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{
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const std::string data(block_hash.data, sizeof(block_hash));
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*m_raw_data_file << data;
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}
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bool BlocksdatFile::close()
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{
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if (m_raw_data_file->fail())
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return false;
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m_raw_data_file->flush();
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delete m_raw_data_file;
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return true;
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}
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#if SOURCE_DB == DB_MEMORY
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bool BlocksdatFile::store_blockchain_raw(blockchain_storage* _blockchain_storage, tx_memory_pool* _tx_pool, boost::filesystem::path& output_file, uint64_t requested_block_stop)
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#else
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bool BlocksdatFile::store_blockchain_raw(Blockchain* _blockchain_storage, tx_memory_pool* _tx_pool, boost::filesystem::path& output_file, uint64_t requested_block_stop)
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#endif
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{
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uint64_t num_blocks_written = 0;
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m_blockchain_storage = _blockchain_storage;
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uint64_t progress_interval = 100;
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block b;
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uint64_t block_start = 0;
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uint64_t block_stop = 0;
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LOG_PRINT_L0("source blockchain height: " << m_blockchain_storage->get_current_blockchain_height()-1);
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if ((requested_block_stop > 0) && (requested_block_stop < m_blockchain_storage->get_current_blockchain_height()))
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{
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LOG_PRINT_L0("Using requested block height: " << requested_block_stop);
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block_stop = requested_block_stop;
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}
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else
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{
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block_stop = m_blockchain_storage->get_current_blockchain_height() - 1;
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LOG_PRINT_L0("Using block height of source blockchain: " << block_stop);
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}
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LOG_PRINT_L0("Storing blocks raw data...");
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if (!BlocksdatFile::open_writer(output_file, block_stop))
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{
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LOG_PRINT_RED_L0("failed to open raw file for write");
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return false;
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}
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for (m_cur_height = block_start; m_cur_height <= block_stop; ++m_cur_height)
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{
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// this method's height refers to 0-based height (genesis block = height 0)
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crypto::hash hash = m_blockchain_storage->get_block_id_by_height(m_cur_height);
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write_block(hash);
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if (m_cur_height % NUM_BLOCKS_PER_CHUNK == 0) {
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num_blocks_written += NUM_BLOCKS_PER_CHUNK;
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}
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if (m_cur_height % progress_interval == 0) {
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std::cout << refresh_string;
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std::cout << "block " << m_cur_height << "/" << block_stop << std::flush;
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}
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}
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// print message for last block, which may not have been printed yet due to progress_interval
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std::cout << refresh_string;
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std::cout << "block " << m_cur_height-1 << "/" << block_stop << ENDL;
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LOG_PRINT_L0("Number of blocks exported: " << num_blocks_written);
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return BlocksdatFile::close();
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}
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@ -0,0 +1,90 @@
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// Copyright (c) 2014-2015, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
|
||||
// conditions and the following disclaimer.
|
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//
|
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// 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.
|
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//
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// 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
|
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// prior written permission.
|
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//
|
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
|
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
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// 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
|
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#pragma once
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#include <boost/iostreams/stream_buffer.hpp>
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#include <boost/iostreams/stream.hpp>
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#include <boost/iostreams/device/back_inserter.hpp>
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#include <boost/iostreams/filtering_streambuf.hpp>
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#include "cryptonote_core/cryptonote_basic.h"
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#include "cryptonote_core/cryptonote_boost_serialization.h"
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#include "cryptonote_core/blockchain_storage.h"
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#include "cryptonote_core/blockchain.h"
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#include "blockchain_db/blockchain_db.h"
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#include "blockchain_db/lmdb/db_lmdb.h"
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#include <algorithm>
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#include <cstdio>
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#include <fstream>
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#include <boost/iostreams/copy.hpp>
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#include <atomic>
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#include "common/command_line.h"
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#include "version.h"
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#include "blockchain_utilities.h"
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using namespace cryptonote;
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class BlocksdatFile
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{
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public:
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#if SOURCE_DB == DB_MEMORY
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bool store_blockchain_raw(cryptonote::blockchain_storage* cs, cryptonote::tx_memory_pool* txp,
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boost::filesystem::path& output_file, uint64_t use_block_height=0);
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#else
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bool store_blockchain_raw(cryptonote::Blockchain* cs, cryptonote::tx_memory_pool* txp,
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boost::filesystem::path& output_file, uint64_t use_block_height=0);
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#endif
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protected:
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#if SOURCE_DB == DB_MEMORY
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blockchain_storage* m_blockchain_storage;
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#else
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Blockchain* m_blockchain_storage;
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#endif
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std::ofstream * m_raw_data_file;
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// open export file for write
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bool open_writer(const boost::filesystem::path& file_path, uint64_t block_stop);
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bool initialize_file(uint64_t block_stop);
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bool close();
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void write_block(const crypto::hash &block_hash);
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private:
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uint64_t m_cur_height; // tracks current height during export
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};
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@ -49,24 +49,7 @@
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#include "common/command_line.h"
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#include "version.h"
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// CONFIG: choose one of the three #define's
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//
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// DB_MEMORY is a sensible default for users migrating to LMDB, as it allows
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// the exporter to use the in-memory blockchain while the other binaries
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// work with LMDB, without recompiling anything.
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//
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#define SOURCE_DB DB_MEMORY
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// #define SOURCE_DB DB_LMDB
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// to use global compile-time setting (DB_MEMORY or DB_LMDB):
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// #define SOURCE_DB BLOCKCHAIN_DB
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// bounds checking is done before writing to buffer, but buffer size
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// should be a sensible maximum
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#define BUFFER_SIZE 1000000
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#define NUM_BLOCKS_PER_CHUNK 1
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#define BLOCKCHAIN_RAW "blockchain.raw"
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#include "blockchain_utilities.h"
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using namespace cryptonote;
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@ -30,9 +30,9 @@ if(APPLE)
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add_library(blocks STATIC blockexports.c)
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set_target_properties(blocks PROPERTIES LINKER_LANGUAGE C)
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else()
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add_custom_command(OUTPUT blocks.o COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ld -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/blocks.o blocks.dat)
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add_library(blocks STATIC blocks.o blockexports.c)
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add_custom_command(OUTPUT blocks.o COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ld -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/blocks.o blocks.dat)
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add_custom_command(OUTPUT testnet_blocks.o COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ld -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/testnet_blocks.o testnet_blocks.dat)
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add_library(blocks STATIC blocks.o testnet_blocks.o blockexports.c)
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set_target_properties(blocks PROPERTIES LINKER_LANGUAGE C)
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endif()
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@ -9,16 +9,22 @@ extern const struct mach_header _mh_execute_header;
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extern const struct mach_header_64 _mh_execute_header;
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#endif
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const unsigned char *get_blocks_dat_start()
|
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const unsigned char *get_blocks_dat_start(int testnet)
|
||||
{
|
||||
size_t size;
|
||||
return getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
|
||||
if (testnet)
|
||||
return getsectiondata(&_mh_execute_header, "__DATA", "__testnet_blocks_dat", &size);
|
||||
else
|
||||
return getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
|
||||
}
|
||||
|
||||
size_t get_blocks_dat_size()
|
||||
size_t get_blocks_dat_size(int testnet)
|
||||
{
|
||||
size_t size;
|
||||
getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
|
||||
if (testnet)
|
||||
getsectiondata(&_mh_execute_header, "__DATA", "__testnet_blocks_dat", &size);
|
||||
else
|
||||
getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
|
||||
return size;
|
||||
}
|
||||
|
||||
|
@ -27,22 +33,34 @@ size_t get_blocks_dat_size()
|
|||
#if defined(_WIN32) && !defined(_WIN64)
|
||||
#define _binary_blocks_start binary_blocks_dat_start
|
||||
#define _binary_blocks_end binary_blocks_dat_end
|
||||
#define _binary_testnet_blocks_start binary_testnet_blocks_dat_start
|
||||
#define _binary_testnet_blocks_end binary_testnet_blocks_dat_end
|
||||
#else
|
||||
#define _binary_blocks_start _binary_blocks_dat_start
|
||||
#define _binary_blocks_end _binary_blocks_dat_end
|
||||
#define _binary_testnet_blocks_start _binary_testnet_blocks_dat_start
|
||||
#define _binary_testnet_blocks_end _binary_testnet_blocks_dat_end
|
||||
#endif
|
||||
|
||||
extern const unsigned char _binary_blocks_start[];
|
||||
extern const unsigned char _binary_blocks_end[];
|
||||
extern const unsigned char _binary_testnet_blocks_start[];
|
||||
extern const unsigned char _binary_testnet_blocks_end[];
|
||||
|
||||
const unsigned char *get_blocks_dat_start(void)
|
||||
const unsigned char *get_blocks_dat_start(int testnet)
|
||||
{
|
||||
return _binary_blocks_start;
|
||||
if (testnet)
|
||||
return _binary_testnet_blocks_start;
|
||||
else
|
||||
return _binary_blocks_start;
|
||||
}
|
||||
|
||||
size_t get_blocks_dat_size(void)
|
||||
size_t get_blocks_dat_size(int testnet)
|
||||
{
|
||||
return (size_t) (_binary_blocks_end - _binary_blocks_start);
|
||||
if (testnet)
|
||||
return (size_t) (_binary_testnet_blocks_end - _binary_testnet_blocks_start);
|
||||
else
|
||||
return (size_t) (_binary_blocks_end - _binary_blocks_start);
|
||||
}
|
||||
|
||||
#endif
|
||||
|
|
|
@ -5,8 +5,8 @@
|
|||
extern "C" {
|
||||
#endif
|
||||
|
||||
const unsigned char *get_blocks_dat_start();
|
||||
size_t get_blocks_dat_size();
|
||||
const unsigned char *get_blocks_dat_start(int testnet);
|
||||
size_t get_blocks_dat_size(int testnet);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
|
|
|
@ -352,13 +352,14 @@ bool Blockchain::init(BlockchainDB* db, const bool testnet)
|
|||
m_async_pool.create_thread(boost::bind(&boost::asio::io_service::run, &m_async_service));
|
||||
|
||||
#if defined(PER_BLOCK_CHECKPOINT)
|
||||
if (m_fast_sync && !testnet && get_blocks_dat_start() != nullptr)
|
||||
if (m_fast_sync && get_blocks_dat_start(testnet) != nullptr)
|
||||
{
|
||||
if (get_blocks_dat_size() > 4)
|
||||
if (get_blocks_dat_size(testnet) > 4)
|
||||
{
|
||||
const unsigned char *p = get_blocks_dat_start();
|
||||
uint32_t nblocks = *(uint32_t *) p;
|
||||
if(nblocks > 0 && nblocks > m_db->height())
|
||||
const unsigned char *p = get_blocks_dat_start(testnet);
|
||||
const uint32_t nblocks = *p | ((*(p+1))<<8) | ((*(p+2))<<16) | ((*(p+3))<<24);
|
||||
const size_t size_needed = 4 + nblocks * sizeof(crypto::hash);
|
||||
if(nblocks > 0 && nblocks > m_db->height() && get_blocks_dat_size(testnet) >= size_needed)
|
||||
{
|
||||
LOG_PRINT_L0("Loading precomputed blocks: " << nblocks);
|
||||
p += sizeof(uint32_t);
|
||||
|
|
Loading…
Reference in New Issue