Initial commit of BDB BlockchainDB implementation
Basically verbatim copy of LMDB implementation, but with the guts ripped out and includes changed, etc.
This commit is contained in:
Thomas Winget
parent
eee3ee7073
commit
edef0bb771
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@ -0,0 +1,465 @@
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// Copyright (c) 2014, The Monero Project
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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 "db_bdb.h"
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#include <boost/filesystem.hpp>
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#include <memory> // std::unique_ptr
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#include <cstring> // memcpy
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#include "cryptonote_core/cryptonote_format_utils.h"
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#include "crypto/crypto.h"
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#include "profile_tools.h"
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using epee::string_tools::pod_to_hex;
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namespace
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{
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template <typename T>
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inline void throw0(const T &e)
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{
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LOG_PRINT_L0(e.what());
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throw e;
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}
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template <typename T>
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inline void throw1(const T &e)
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{
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LOG_PRINT_L1(e.what());
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throw e;
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}
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} // anonymous namespace
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namespace cryptonote
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{
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void BlockchainBDB::add_block( const block& blk
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, const size_t& block_size
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, const difficulty_type& cumulative_difficulty
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, const uint64_t& coins_generated
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, const crypto::hash& blk_hash
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)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::remove_block()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::add_transaction_data(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash& tx_hash)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::remove_transaction_data(const crypto::hash& tx_hash, const transaction& tx)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::add_output(const crypto::hash& tx_hash, const tx_out& tx_output, const uint64_t& local_index)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::remove_tx_outputs(const crypto::hash& tx_hash, const transaction& tx)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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// TODO: probably remove this function
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void BlockchainBDB::remove_output(const tx_out& tx_output)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__ << " (unused version - does nothing)");
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return;
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}
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void BlockchainBDB::remove_output(const uint64_t& out_index, const uint64_t amount)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::remove_amount_output_index(const uint64_t amount, const uint64_t global_output_index)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::add_spent_key(const crypto::key_image& k_image)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::remove_spent_key(const crypto::key_image& k_image)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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blobdata BlockchainBDB::output_to_blob(const tx_out& output)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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tx_out BlockchainBDB::output_from_blob(const blobdata& blob) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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uint64_t BlockchainBDB::get_output_global_index(const uint64_t& amount, const uint64_t& index) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::check_open() const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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if (!m_open)
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throw0(DB_ERROR("DB operation attempted on a not-open DB instance"));
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}
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BlockchainBDB::~BlockchainBDB()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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BlockchainBDB::BlockchainBDB(bool batch_transactions)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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void BlockchainBDB::open(const std::string& filename)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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// unused for now, create will happen on open if doesn't exist
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void BlockchainBDB::create(const std::string& filename)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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throw DB_CREATE_FAILURE("create() is not implemented for this BlockchainDB, open() will create files if needed.");
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}
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void BlockchainBDB::close()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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void BlockchainBDB::sync()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::reset()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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// TODO: this
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}
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std::vector<std::string> BlockchainBDB::get_filenames() const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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// TODO: this?
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bool BlockchainBDB::lock()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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return false;
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}
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// TODO: this?
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void BlockchainBDB::unlock()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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bool BlockchainBDB::block_exists(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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block BlockchainBDB::get_block(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::get_block_height(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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block_header BlockchainBDB::get_block_header(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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block BlockchainBDB::get_block_from_height(const uint64_t& height) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::get_block_timestamp(const uint64_t& height) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::get_top_block_timestamp() const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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size_t BlockchainBDB::get_block_size(const uint64_t& height) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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difficulty_type BlockchainBDB::get_block_cumulative_difficulty(const uint64_t& height) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__ << " height: " << height);
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check_open();
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}
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difficulty_type BlockchainBDB::get_block_difficulty(const uint64_t& height) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::get_block_already_generated_coins(const uint64_t& height) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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crypto::hash BlockchainBDB::get_block_hash_from_height(const uint64_t& height) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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std::vector<block> BlockchainBDB::get_blocks_range(const uint64_t& h1, const uint64_t& h2) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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std::vector<crypto::hash> BlockchainBDB::get_hashes_range(const uint64_t& h1, const uint64_t& h2) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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crypto::hash BlockchainBDB::top_block_hash() const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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block BlockchainBDB::get_top_block() const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::height() const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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return m_height;
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}
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bool BlockchainBDB::tx_exists(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::get_tx_unlock_time(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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transaction BlockchainBDB::get_tx(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::get_tx_count() const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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std::vector<transaction> BlockchainBDB::get_tx_list(const std::vector<crypto::hash>& hlist) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::get_tx_block_height(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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//FIXME: make sure the random method used here is appropriate
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uint64_t BlockchainBDB::get_random_output(const uint64_t& amount) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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uint64_t BlockchainBDB::get_num_outputs(const uint64_t& amount) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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crypto::public_key BlockchainBDB::get_output_key(const uint64_t& amount, const uint64_t& index) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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tx_out BlockchainBDB::get_output(const crypto::hash& h, const uint64_t& index) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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// As this is not used, its return is now a blank output.
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// This will save on space in the db.
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tx_out BlockchainBDB::get_output(const uint64_t& index) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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return tx_out();
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}
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tx_out_index BlockchainBDB::get_output_tx_and_index_from_global(const uint64_t& index) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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tx_out_index BlockchainBDB::get_output_tx_and_index(const uint64_t& amount, const uint64_t& index) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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std::vector<uint64_t> BlockchainBDB::get_tx_output_indices(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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std::vector<uint64_t> BlockchainBDB::get_tx_amount_output_indices(const crypto::hash& h) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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bool BlockchainBDB::has_key_image(const crypto::key_image& img) const
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::batch_start()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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void BlockchainBDB::batch_commit()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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void BlockchainBDB::batch_stop()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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void BlockchainBDB::batch_abort()
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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void BlockchainBDB::set_batch_transactions(bool batch_transactions)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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}
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uint64_t BlockchainBDB::add_block( const block& blk
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, const size_t& block_size
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, const difficulty_type& cumulative_difficulty
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, const uint64_t& coins_generated
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, const std::vector<transaction>& txs
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)
|
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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void BlockchainBDB::pop_block(block& blk, std::vector<transaction>& txs)
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{
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LOG_PRINT_L3("BlockchainBDB::" << __func__);
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check_open();
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}
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} // namespace cryptonote
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|
|
@ -0,0 +1,213 @@
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|||
// Copyright (c) 2014, 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.
|
||||
|
||||
#include "blockchain_db/blockchain_db.h"
|
||||
#include "cryptonote_protocol/blobdatatype.h" // for type blobdata
|
||||
|
||||
namespace cryptonote
|
||||
{
|
||||
|
||||
class BlockchainBDB : public BlockchainDB
|
||||
{
|
||||
public:
|
||||
BlockchainBDB(bool batch_transactions=false);
|
||||
~BlockchainBDB();
|
||||
|
||||
virtual void open(const std::string& filename);
|
||||
|
||||
virtual void create(const std::string& filename);
|
||||
|
||||
virtual void close();
|
||||
|
||||
virtual void sync();
|
||||
|
||||
virtual void reset();
|
||||
|
||||
virtual std::vector<std::string> get_filenames() const;
|
||||
|
||||
virtual bool lock();
|
||||
|
||||
virtual void unlock();
|
||||
|
||||
virtual bool block_exists(const crypto::hash& h) const;
|
||||
|
||||
virtual block get_block(const crypto::hash& h) const;
|
||||
|
||||
virtual uint64_t get_block_height(const crypto::hash& h) const;
|
||||
|
||||
virtual block_header get_block_header(const crypto::hash& h) const;
|
||||
|
||||
virtual block get_block_from_height(const uint64_t& height) const;
|
||||
|
||||
virtual uint64_t get_block_timestamp(const uint64_t& height) const;
|
||||
|
||||
virtual uint64_t get_top_block_timestamp() const;
|
||||
|
||||
virtual size_t get_block_size(const uint64_t& height) const;
|
||||
|
||||
virtual difficulty_type get_block_cumulative_difficulty(const uint64_t& height) const;
|
||||
|
||||
virtual difficulty_type get_block_difficulty(const uint64_t& height) const;
|
||||
|
||||
virtual uint64_t get_block_already_generated_coins(const uint64_t& height) const;
|
||||
|
||||
virtual crypto::hash get_block_hash_from_height(const uint64_t& height) const;
|
||||
|
||||
virtual std::vector<block> get_blocks_range(const uint64_t& h1, const uint64_t& h2) const;
|
||||
|
||||
virtual std::vector<crypto::hash> get_hashes_range(const uint64_t& h1, const uint64_t& h2) const;
|
||||
|
||||
virtual crypto::hash top_block_hash() const;
|
||||
|
||||
virtual block get_top_block() const;
|
||||
|
||||
virtual uint64_t height() const;
|
||||
|
||||
virtual bool tx_exists(const crypto::hash& h) const;
|
||||
|
||||
virtual uint64_t get_tx_unlock_time(const crypto::hash& h) const;
|
||||
|
||||
virtual transaction get_tx(const crypto::hash& h) const;
|
||||
|
||||
virtual uint64_t get_tx_count() const;
|
||||
|
||||
virtual std::vector<transaction> get_tx_list(const std::vector<crypto::hash>& hlist) const;
|
||||
|
||||
virtual uint64_t get_tx_block_height(const crypto::hash& h) const;
|
||||
|
||||
virtual uint64_t get_random_output(const uint64_t& amount) const;
|
||||
|
||||
virtual uint64_t get_num_outputs(const uint64_t& amount) const;
|
||||
|
||||
virtual crypto::public_key get_output_key(const uint64_t& amount, const uint64_t& index) const;
|
||||
|
||||
virtual tx_out get_output(const crypto::hash& h, const uint64_t& index) const;
|
||||
|
||||
/**
|
||||
* @brief get an output from its global index
|
||||
*
|
||||
* @param index global index of the output desired
|
||||
*
|
||||
* @return the output associated with the index.
|
||||
* Will throw OUTPUT_DNE if not output has that global index.
|
||||
* Will throw DB_ERROR if there is a non-specific LMDB error in fetching
|
||||
*/
|
||||
tx_out get_output(const uint64_t& index) const;
|
||||
|
||||
virtual tx_out_index get_output_tx_and_index_from_global(const uint64_t& index) const;
|
||||
|
||||
virtual tx_out_index get_output_tx_and_index(const uint64_t& amount, const uint64_t& index) const;
|
||||
|
||||
virtual std::vector<uint64_t> get_tx_output_indices(const crypto::hash& h) const;
|
||||
virtual std::vector<uint64_t> get_tx_amount_output_indices(const crypto::hash& h) const;
|
||||
|
||||
virtual bool has_key_image(const crypto::key_image& img) const;
|
||||
|
||||
virtual uint64_t add_block( const block& blk
|
||||
, const size_t& block_size
|
||||
, const difficulty_type& cumulative_difficulty
|
||||
, const uint64_t& coins_generated
|
||||
, const std::vector<transaction>& txs
|
||||
);
|
||||
|
||||
virtual void set_batch_transactions(bool batch_transactions);
|
||||
virtual void batch_start();
|
||||
virtual void batch_commit();
|
||||
virtual void batch_stop();
|
||||
virtual void batch_abort();
|
||||
|
||||
virtual void pop_block(block& blk, std::vector<transaction>& txs);
|
||||
|
||||
private:
|
||||
virtual void add_block( const block& blk
|
||||
, const size_t& block_size
|
||||
, const difficulty_type& cumulative_difficulty
|
||||
, const uint64_t& coins_generated
|
||||
, const crypto::hash& block_hash
|
||||
);
|
||||
|
||||
virtual void remove_block();
|
||||
|
||||
virtual void add_transaction_data(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash& tx_hash);
|
||||
|
||||
virtual void remove_transaction_data(const crypto::hash& tx_hash, const transaction& tx);
|
||||
|
||||
virtual void add_output(const crypto::hash& tx_hash, const tx_out& tx_output, const uint64_t& local_index);
|
||||
|
||||
virtual void remove_output(const tx_out& tx_output);
|
||||
|
||||
void remove_tx_outputs(const crypto::hash& tx_hash, const transaction& tx);
|
||||
|
||||
void remove_output(const uint64_t& out_index, const uint64_t amount);
|
||||
void remove_amount_output_index(const uint64_t amount, const uint64_t global_output_index);
|
||||
|
||||
virtual void add_spent_key(const crypto::key_image& k_image);
|
||||
|
||||
virtual void remove_spent_key(const crypto::key_image& k_image);
|
||||
|
||||
/**
|
||||
* @brief convert a tx output to a blob for storage
|
||||
*
|
||||
* @param output the output to convert
|
||||
*
|
||||
* @return the resultant blob
|
||||
*/
|
||||
blobdata output_to_blob(const tx_out& output);
|
||||
|
||||
/**
|
||||
* @brief convert a tx output blob to a tx output
|
||||
*
|
||||
* @param blob the blob to convert
|
||||
*
|
||||
* @return the resultant tx output
|
||||
*/
|
||||
tx_out output_from_blob(const blobdata& blob) const;
|
||||
|
||||
/**
|
||||
* @brief get the global index of the index-th output of the given amount
|
||||
*
|
||||
* @param amount the output amount
|
||||
* @param index the index into the set of outputs of that amount
|
||||
*
|
||||
* @return the global index of the desired output
|
||||
*/
|
||||
uint64_t get_output_global_index(const uint64_t& amount, const uint64_t& index) const;
|
||||
|
||||
void check_open() const;
|
||||
|
||||
bool m_open;
|
||||
uint64_t m_height;
|
||||
uint64_t m_num_outputs;
|
||||
std::string m_folder;
|
||||
txn_safe* m_write_txn; // may point to either a short-lived txn or a batch txn
|
||||
txn_safe m_write_batch_txn; // persist batch txn outside of BlockchainBDB
|
||||
|
||||
bool m_batch_transactions; // support for batch transactions
|
||||
bool m_batch_active; // whether batch transaction is in progress
|
||||
};
|
||||
|
||||
} // namespace cryptonote
|
||||
Loading…
Reference in New Issue