oxen-core/src/rpc/lmq_server.h

74 lines
2.8 KiB
C++

// Copyright (c) 2020, The Loki 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.
//
#pragma once
#include "core_rpc_server.h"
#include "cryptonote_core/blockchain.h"
#include "oxenmq/connections.h"
namespace oxenmq { class OxenMQ; }
namespace cryptonote::rpc {
void init_omq_options(boost::program_options::options_description& desc);
/**
* LMQ RPC server class. This doesn't actually hold the OxenMQ instance--that's in
* cryptonote_core--but it works with it to add RPC endpoints, make it listen on RPC ports, and
* handles RPC requests.
*/
class omq_rpc final {
enum class mempool_sub_type { all, blink };
struct mempool_sub {
std::chrono::steady_clock::time_point expiry;
mempool_sub_type type;
};
struct block_sub {
std::chrono::steady_clock::time_point expiry;
};
cryptonote::core& core_;
core_rpc_server& rpc_;
std::shared_timed_mutex subs_mutex_;
std::unordered_map<oxenmq::ConnectionID, mempool_sub> mempool_subs_;
std::unordered_map<oxenmq::ConnectionID, block_sub> block_subs_;
public:
omq_rpc(cryptonote::core& core, core_rpc_server& rpc, const boost::program_options::variables_map& vm);
void send_block_notifications(const block& block);
void send_mempool_notifications(const crypto::hash& id, const transaction& tx, const std::string& blob, const tx_pool_options& opts);
};
} // namespace cryptonote::rpc