mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
bab4c1637e
Usage:
func.exe -V
adnl-pong -V
validator-engine -V
and so on.
Result will be shown in the following format:
Func build information: [ Commit: d8b751d7a5, Date: 2021-02-27 14:34:41 +0200]
208 lines
7.1 KiB
C++
208 lines
7.1 KiB
C++
/*
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This file is part of TON Blockchain source code.
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TON Blockchain is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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TON Blockchain is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with TON Blockchain. If not, see <http://www.gnu.org/licenses/>.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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You must obey the GNU General Public License in all respects for all
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of the code used other than OpenSSL. If you modify file(s) with this
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exception, you may extend this exception to your version of the file(s),
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but you are not obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. If you delete this exception statement
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from all source files in the program, then also delete it here.
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Copyright 2017-2020 Telegram Systems LLP
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*/
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#include "block/block.h"
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#include "vm/boc.h"
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#include <iostream>
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#include "block-db.h"
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#include "block-auto.h"
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#include "block-parse.h"
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#include "vm/cp0.h"
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#include "td/utils/crypto.h"
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#include <getopt.h>
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#include "git.h"
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using td::Ref;
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using namespace std::literals::string_literals;
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int verbosity;
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struct IntError {
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std::string err_msg;
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IntError(std::string _msg) : err_msg(_msg) {
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}
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IntError(const char* _msg) : err_msg(_msg) {
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}
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};
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int fatal(std::string str) {
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std::cerr << "fatal error: " << str << std::endl;
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std::exit(2);
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return 2;
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}
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static inline void fail_unless(td::Status res) {
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if (res.is_error()) {
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throw IntError{res.to_string()};
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}
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}
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td::Ref<vm::Cell> load_block(std::string filename, ton::BlockIdExt& id) {
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std::cerr << "loading block from bag-of-cell file " << filename << std::endl;
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auto bytes_res = block::load_binary_file(filename);
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if (bytes_res.is_error()) {
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throw IntError{PSTRING() << "cannot load file `" << filename << "` : " << bytes_res.move_as_error()};
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}
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ton::FileHash fhash;
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td::sha256(bytes_res.ok(), fhash.as_slice());
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vm::BagOfCells boc;
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auto res = boc.deserialize(bytes_res.move_as_ok());
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if (res.is_error()) {
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throw IntError{PSTRING() << "cannot deserialize bag-of-cells " << res.move_as_error()};
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}
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if (res.move_as_ok() <= 0 || boc.get_root_cell().is_null()) {
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throw IntError{"cannot deserialize bag-of-cells"};
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}
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auto root = boc.get_root_cell();
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std::vector<ton::BlockIdExt> prev;
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ton::BlockIdExt mc_blkid;
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bool after_split;
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fail_unless(block::unpack_block_prev_blk_try(root, id, prev, mc_blkid, after_split, &id));
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id.file_hash = fhash;
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std::cerr << "loaded block " << id.to_str() << std::endl;
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return root;
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}
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bool save_block(std::string filename, Ref<vm::Cell> root, ton::BlockIdExt& id) {
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std::cerr << "saving block into bag-of-cell file " << filename << std::endl;
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if (root.is_null()) {
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throw IntError{"new block has no root"};
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}
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id.root_hash = root->get_hash().bits();
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auto res = vm::std_boc_serialize(std::move(root), 31);
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if (res.is_error()) {
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throw IntError{PSTRING() << "cannot serialize modified block as a bag-of-cells: "
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<< res.move_as_error().to_string()};
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}
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auto data = res.move_as_ok();
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td::sha256(data, id.file_hash.as_slice());
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auto res1 = block::save_binary_file(filename, std::move(data));
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if (res1.is_error()) {
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throw IntError{PSTRING() << "cannot save file `" << filename << "` : " << res1};
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}
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return true;
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}
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Ref<vm::Cell> adjust_block(Ref<vm::Cell> root, int vseqno_incr, const ton::BlockIdExt& id) {
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std::vector<ton::BlockIdExt> prev;
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ton::BlockIdExt mc_blkid;
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bool after_split;
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fail_unless(block::unpack_block_prev_blk_try(root, id, prev, mc_blkid, after_split));
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std::cerr << "unpacked header of block " << id.to_str() << std::endl;
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if (!id.is_masterchain()) {
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throw IntError{"can modify only masterchain blocks"};
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}
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block::gen::Block::Record blk;
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block::gen::BlockInfo::Record info;
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if (!(tlb::unpack_cell(root, blk) && tlb::unpack_cell(blk.info, info))) {
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throw IntError{"cannot unpack block header"};
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}
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if (!info.key_block) {
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throw IntError{"can modify only key blocks"};
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}
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info.vert_seqno_incr = true;
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info.vert_seq_no += vseqno_incr;
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if (!block::tlb::t_ExtBlkRef.pack_to(info.prev_vert_ref, id, info.end_lt)) {
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throw IntError{"cannot pack prev_vert_ref"};
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}
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if (!(tlb::pack_cell(blk.info, info) && tlb::pack_cell(root, blk))) {
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throw IntError{"cannot pack block header"};
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}
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return root;
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}
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void usage() {
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std::cout << "usage: adjust-block [-i<vs-incr>] <in-boc-file> <out-boc-file>\n\tor adjust-block -h\n\tAdjusts block "
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"loaded from <in-boc-file> by incrementing vert_seqno by <vs-incr> (1 by default)\n";
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std::exit(3);
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}
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int main(int argc, char* const argv[]) {
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int i, vseqno_incr = 1;
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int new_verbosity_level = VERBOSITY_NAME(INFO);
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std::string in_fname, out_fname;
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while ((i = getopt(argc, argv, "hi:v:V")) != -1) {
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switch (i) {
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case 'h':
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usage();
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break;
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case 'i':
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vseqno_incr = td::to_integer<int>(td::Slice(optarg));
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CHECK(vseqno_incr > 0 && vseqno_incr < 1000);
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break;
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case 'v':
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new_verbosity_level = VERBOSITY_NAME(FATAL) + (verbosity = td::to_integer<int>(td::Slice(optarg)));
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break;
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case 'V':
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std::cout << "adjust-block build information: [ Commit: " << GitMetadata::CommitSHA1() << ", Date: " << GitMetadata::CommitDate() << "]\n";
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std::exit(0);
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break;
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default:
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usage();
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break;
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}
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}
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SET_VERBOSITY_LEVEL(new_verbosity_level);
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if (argc != optind + 2) {
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usage();
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return 2;
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}
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in_fname = argv[optind];
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out_fname = argv[optind + 1];
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try {
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ton::BlockIdExt old_id, new_id;
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auto root = load_block(in_fname, old_id);
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if (root.is_null()) {
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return fatal("cannot load BoC from file "s + in_fname);
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}
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bool ok = block::gen::t_Block.validate_ref(root);
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if (!ok) {
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return fatal("file `"s + in_fname + " does not contain a valid block");
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}
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auto adjusted = adjust_block(root, vseqno_incr, old_id);
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if (adjusted.is_null()) {
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return fatal("cannot adjust block");
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}
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ok = block::gen::t_Block.validate_ref(root);
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if (!ok) {
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return fatal("modified block is not valid");
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}
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new_id = old_id;
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if (!save_block(out_fname, adjusted, new_id)) {
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return fatal("cannot save modified block to file `"s + out_fname + "`");
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}
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std::cout << "old block id: " << old_id.to_str() << std::endl;
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std::cout << "new block id: " << new_id.to_str() << std::endl;
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} catch (IntError& err) {
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std::cerr << "internal error: " << err.err_msg << std::endl;
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return 1;
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} catch (vm::VmError& err) {
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std::cerr << "vm error: " << err.get_msg() << std::endl;
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return 1;
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}
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return 0;
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}
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