Method BlockChainState

src/Core/BlockChainState.cpp:186–227

}

BlockChainState::BlockChainState(logging::ILogger &log, const Config &config, const Currency &currency, bool read_only)
    : BlockChain(log, config, currency, read_only)
    , m_max_pool_size(config.max_pool_size)
    , m_log_redo_block_timestamp(std::chrono::steady_clock::now()) {
	std::string version;
	m_db.get("$version", version);
	if (version == "B" || version == "1" || version == "2" || version == "3" || version == "4" || version == "5" ||
	    version == "6" || version == "7") {
		start_internal_import();
		version = version_current;
		m_db.put("$version", version, false);
		db_commit();
	}
	// Upgrades from 5 should restart internal import if m_internal_import_chain is not empty
	if (version != version_current)
		throw Exception("Blockchain database format too new (version=" + version + "), please delete " +
		                config.get_data_folder() + "/blockchain");
	if (get_tip_height() == (Height)-1) {
		//		Block genesis_block;
		//		genesis_block.header = currency.genesis_block_template;
		RawBlock raw_block;
		raw_block.block = seria::to_binary(currency.genesis_block_template);
		//		invariant(genesis_block.to_raw_block(raw_block), "Genesis block failed to convert into raw block");
		PreparedBlock pb{std::move(raw_block), m_currency, nullptr};
		api::BlockHeader info;
		invariant(add_block(pb, &info, false, std::string{}), "Genesis block failed to add");
	}
	BlockChainState::tip_changed();
	m_log(logging::INFO) << "height=" << get_tip_height() << " bid=" << get_tip_bid()
	                     << " cumulative_difficulty=" << get_tip_cumulative_difficulty();
	build_blods();
	DB::Cursor cur2 = m_db.rbegin(DIN_PREFIX);
	m_next_nz_input_index =
	    cur2.end() ? 0 : common::integer_cast<size_t>(common::read_varint_sqlite4(cur2.get_suffix())) + 1;
	DB::Cursor cur3 = m_db.rbegin(OUTPUT_PREFIX);
	m_next_global_key_output_index =
	    cur3.end() ? 0 : common::integer_cast<size_t>(common::read_varint_sqlite4(cur3.get_suffix())) + 1;
	//	m_db.debug_print_index_size(KEYIMAGE_PREFIX);
	//	m_db.debug_print_index_size(AMOUNT_OUTPUT_PREFIX);
	//	m_db.debug_print_index_size(OUTPUT_PREFIX);
	//	m_db.debug_print_index_size(DIN_PREFIX);
}

void BlockChainState::check_consensus(
    const PreparedBlock &pb, api::BlockHeader *info, const api::BlockHeader &prev_info, bool check_pow) const {