mintless-proof-generator

crypto/CMakeLists.txt

@@ -433,6 +433,14 @@ if (WINGETOPT_FOUND)
   target_link_libraries_system(pow-miner wingetopt)
 endif()
 
+add_executable(mintless-proof-generator util/mintless-proof-generator.cpp)
+target_link_libraries(mintless-proof-generator PRIVATE ton_crypto ton_block git ${JEMALLOC_LIBRARIES})
+
+if (JEMALLOC_FOUND)
+  target_include_directories(mintless-proof-generator PRIVATE ${JEMALLOC_INCLUDE_DIR})
+  target_compile_definitions(mintless-proof-generator PRIVATE -DTON_USE_JEMALLOC=1)
+endif()
+
 set(TURN_OFF_LSAN cd .)
 if (TON_USE_ASAN AND NOT WIN32)
   set(TURN_OFF_LSAN export LSAN_OPTIONS=detect_leaks=0)

crypto/util/mintless-proof-generator.cpp

@@ -0,0 +1,257 @@
+/* 
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "block-parse.h"
+#include "block.h"
+#include "td/db/utils/BlobView.h"
+
+#include <iostream>
+#include "td/utils/OptionParser.h"
+#include "td/utils/Time.h"
+#include "td/utils/filesystem.h"
+#include "td/utils/logging.h"
+#include "vm/cells/MerkleProof.h"
+#include "vm/db/StaticBagOfCellsDb.h"
+
+#include <fstream>
+
+void print_help() {
+  std::cerr << "mintless-proof-generator - generates proofs for mintless jettons\n";
+  std::cerr << "Usage:\n";
+  std::cerr << "  mintless-proof-generator generate <input-list> <output-file>\tGenerate a full tree for "
+               "<input-list>, save boc to <output-file>\n";
+  std::cerr << "  mintless-proof-generator make_proof <input-boc> <address> <output-file>\tGenerate a proof for "
+               "address <address> from tree <input-boc>, save boc to file <output-file>\n";
+  std::cerr << "  mintless-proof-generator parse <input-boc> <output-file>\tRead a tree from <input-boc> and output it "
+               "as text to <output-file>\n";
+  exit(2);
+}
+
+void log_mem_stat() {
+  auto r_stat = td::mem_stat();
+  if (r_stat.is_error()) {
+    LOG(WARNING) << "Memory: " << r_stat.move_as_error();
+    return;
+  }
+  auto stat = r_stat.move_as_ok();
+  LOG(WARNING) << "Memory: "
+               << "res=" << stat.resident_size_ << " (peak=" << stat.resident_size_peak_
+               << ") virt=" << stat.virtual_size_ << " (peak=" << stat.virtual_size_peak_ << ")";
+}
+
+td::BitArray<3 + 8 + 256> address_to_key(const block::StdAddress &address) {
+  // addr_std$10 anycast:(Maybe Anycast) workchain_id:int8 address:bits256 = MsgAddressInt;
+  vm::CellBuilder cb;
+  cb.store_long(0b100, 3);
+  cb.store_long(address.workchain, 8);
+  cb.store_bits(address.addr.as_bitslice());
+  return cb.data_bits();
+}
+
+struct Entry {
+  block::StdAddress address;
+  td::RefInt256 amount;
+  td::uint64 start_from = 0, expired_at = 0;
+
+  td::BitArray<3 + 8 + 256> get_key() const {
+    return address_to_key(address);
+  }
+
+  td::Ref<vm::CellSlice> get_value() const {
+    // _ amount:Coins start_from:uint48 expired_at:uint48 = AirdropItem;
+    vm::CellBuilder cb;
+    bool ok = block::tlb::t_Grams.store_integer_value(cb, *amount) && cb.store_ulong_rchk_bool(start_from, 48) &&
+              cb.store_ulong_rchk_bool(expired_at, 48);
+    LOG_CHECK(ok) << "Failed to serialize AirdropItem";
+    return cb.as_cellslice_ref();
+  }
+
+  static Entry parse(td::BitArray<3 + 8 + 256> key, vm::CellSlice value) {
+    Entry e;
+    td::ConstBitPtr ptr = key.bits();
+    LOG_CHECK(ptr.get_uint(3) == 0b100) << "Invalid address";
+    ptr.advance(3);
+    e.address.workchain = (ton::WorkchainId)ptr.get_int(8);
+    ptr.advance(8);
+    e.address.addr = ptr;
+    bool ok = block::tlb::t_Grams.as_integer_skip_to(value, e.amount) && value.fetch_uint_to(48, e.start_from) &&
+              value.fetch_uint_to(48, e.expired_at) && value.empty_ext();
+    LOG_CHECK(ok) << "Failed to parse AirdropItem";
+    return e;
+  }
+};
+
+bool read_entry(std::istream &f, Entry &entry) {
+  std::string line;
+  while (std::getline(f, line)) {
+    std::vector<std::string> v = td::full_split(line, ' ');
+    if (v.empty()) {
+      continue;
+    }
+    auto S = [&]() -> td::Status {
+      if (v.size() != 4) {
+        return td::Status::Error("Invalid line in input");
+      }
+      TRY_RESULT_PREFIX_ASSIGN(entry.address, block::StdAddress::parse(v[0]), "Invalid address in input: ");
+      entry.amount = td::string_to_int256(v[1]);
+      if (entry.amount.is_null() || !entry.amount->is_valid() || entry.amount->sgn() < 0) {
+        return td::Status::Error(PSTRING() << "Invalid amount in input: " << v[1]);
+      }
+      TRY_RESULT_PREFIX_ASSIGN(entry.start_from, td::to_integer_safe<td::uint64>(v[2]),
+                               "Invalid start_from in input: ");
+      TRY_RESULT_PREFIX_ASSIGN(entry.expired_at, td::to_integer_safe<td::uint64>(v[3]),
+                               "Invalid expired_at in input: ");
+      return td::Status::OK();
+    }();
+    S.ensure();
+    return true;
+  }
+  return false;
+}
+
+td::Status run_generate(std::string in_filename, std::string out_filename) {
+  LOG(INFO) << "Generating tree from " << in_filename;
+  std::ifstream in_file{in_filename};
+  LOG_CHECK(in_file.is_open()) << "Cannot open file " << in_filename;
+
+  Entry entry;
+  vm::Dictionary dict{3 + 8 + 256};
+  td::uint64 count = 0;
+  td::Timestamp log_at = td::Timestamp::in(5.0);
+  while (read_entry(in_file, entry)) {
+    ++count;
+    bool ok = dict.set(entry.get_key(), entry.get_value(), vm::DictionaryBase::SetMode::Add);
+    LOG_CHECK(ok) << "Failed to add entry " << entry.address.rserialize() << " (line #" << count << ")";
+    if (log_at.is_in_past()) {
+      LOG(INFO) << "Added " << count << " entries";
+      log_at = td::Timestamp::in(5.0);
+    }
+  }
+  LOG_CHECK(in_file.eof()) << "Failed to read file " << in_filename;
+  in_file.close();
+
+  LOG_CHECK(count != 0) << "Input is empty";
+  td::Ref<vm::Cell> root = dict.get_root_cell();
+  LOG(INFO) << "Total: " << count << " entries, root hash: " << root->get_hash().to_hex();
+  vm::BagOfCells boc;
+  boc.add_root(root);
+  TRY_STATUS(boc.import_cells());
+  LOG(INFO) << "Writing to " << out_filename;
+  TRY_RESULT(fd, td::FileFd::open(out_filename, td::FileFd::Write | td::FileFd::Truncate | td::FileFd::Create));
+  TRY_STATUS(boc.serialize_to_file(fd, 31));
+  TRY_STATUS(fd.sync());
+  fd.close();
+  log_mem_stat();
+  return td::Status::OK();
+}
+
+td::Status run_make_proof(std::string in_filename, std::string s_address, std::string out_filename) {
+  LOG(INFO) << "Generating proof for " << s_address << ", input file is " << in_filename;
+  TRY_RESULT(address, block::StdAddress::parse(s_address));
+
+  TRY_RESULT(blob_view, td::FileBlobView::create(in_filename));
+  TRY_RESULT(boc, vm::StaticBagOfCellsDbLazy::create(std::move(blob_view)));
+  TRY_RESULT(root, boc->get_root_cell(0));
+
+  vm::MerkleProofBuilder mpb{root};
+  vm::Dictionary dict{mpb.root(), 3 + 8 + 256};
+  auto key = address_to_key(address);
+  td::Ref<vm::CellSlice> value = dict.lookup(key);
+  LOG_CHECK(value.not_null()) << "No entry for address " << s_address;
+  Entry e = Entry::parse(key, *value);
+  LOG(INFO) << "Entry: address=" << e.address.workchain << ":" << e.address.addr.to_hex()
+            << " amount=" << e.amount->to_dec_string() << " start_from=" << e.start_from
+            << " expire_at=" << e.expired_at;
+
+  TRY_RESULT(proof, mpb.extract_proof_boc());
+  LOG(INFO) << "Writing proof to " << out_filename << " (" << td::format::as_size(proof.size()) << ")";
+  TRY_STATUS(td::write_file(out_filename, proof));
+  log_mem_stat();
+  return td::Status::OK();
+}
+
+td::Status run_parse(std::string in_filename, std::string out_filename) {
+  LOG(INFO) << "Parsing " << in_filename;
+  std::ofstream out_file{out_filename};
+  LOG_CHECK(out_file.is_open()) << "Cannot open file " << out_filename;
+
+  TRY_RESULT(data, td::read_file(in_filename));
+  TRY_RESULT(root, vm::std_boc_deserialize(data));
+  data.clear();
+  vm::Dictionary dict{root, 3 + 8 + 256};
+  td::Timestamp log_at = td::Timestamp::in(5.0);
+  td::uint64 count = 0;
+  bool ok = dict.check_for_each([&](td::Ref<vm::CellSlice> value, td::ConstBitPtr key, int key_len) {
+    CHECK(key_len == 3 + 8 + 256);
+    Entry e = Entry::parse(key, *value);
+    out_file << e.address.workchain << ":" << e.address.addr.to_hex() << " " << e.amount->to_dec_string() << " "
+             << e.start_from << " " << e.expired_at << "\n";
+    LOG_CHECK(!out_file.fail()) << "Failed to write to " << out_filename;
+    ++count;
+    if (log_at.is_in_past()) {
+      LOG(INFO) << "Parsed " << count << " entries";
+      log_at = td::Timestamp::in(5.0);
+    }
+    return true;
+  });
+  LOG_CHECK(ok) << "Failed to parse dictionary";
+  out_file.close();
+  LOG_CHECK(!out_file.fail()) << "Failed to write to " << out_filename;
+  LOG(INFO) << "Done: " << count << " entries";
+  log_mem_stat();
+  return td::Status::OK();
+}
+
+int main(int argc, char *argv[]) {
+  SET_VERBOSITY_LEVEL(verbosity_INFO);
+  td::set_log_fatal_error_callback([](td::CSlice) { exit(2); });
+  if (argc <= 1) {
+    print_help();
+    return 2;
+  }
+
+  std::string command = argv[1];
+  try {
+    if (command == "generate") {
+      if (argc != 4) {
+        print_help();
+      }
+      run_generate(argv[2], argv[3]).ensure();
+      return 0;
+    }
+    if (command == "make_proof") {
+      if (argc != 5) {
+        print_help();
+      }
+      run_make_proof(argv[2], argv[3], argv[4]).ensure();
+      return 0;
+    }
+    if (command == "parse") {
+      if (argc != 4) {
+        print_help();
+      }
+      run_parse(argv[2], argv[3]).ensure();
+      return 0;
+    }
+  } catch (vm::VmError &e) {
+    LOG(FATAL) << "VM error: " << e.get_msg();
+  } catch (vm::VmVirtError &e) {
+    LOG(FATAL) << "VM error: " << e.get_msg();
+  }
+
+  LOG(FATAL) << "Unknown command '" << command << "'";
+}

tdutils/td/utils/Status.h

@@ -80,7 +80,7 @@
   TRY_RESULT_PREFIX_IMPL(TD_CONCAT(TD_CONCAT(r_, name), __LINE__), auto name, result, prefix)
 
 #define TRY_RESULT_PREFIX_ASSIGN(name, result, prefix) \
-  TRY_RESULT_PREFIX_IMPL(TD_CONCAT(TD_CONCAT(r_, name), __LINE__), name, result, prefix)
+  TRY_RESULT_PREFIX_IMPL(TD_CONCAT(r_response, __LINE__), name, result, prefix)
 
 #define TRY_RESULT_PROMISE_PREFIX(promise_name, name, result, prefix) \
   TRY_RESULT_PROMISE_PREFIX_IMPL(promise_name, TD_CONCAT(TD_CONCAT(r_, name), __LINE__), auto name, result, prefix)