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-rw-r--r--src/wallet/wallet_rpc_payments.cpp212
1 files changed, 0 insertions, 212 deletions
diff --git a/src/wallet/wallet_rpc_payments.cpp b/src/wallet/wallet_rpc_payments.cpp
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--- a/src/wallet/wallet_rpc_payments.cpp
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-// Copyright (c) 2018-2022, 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 <boost/optional/optional.hpp>
-#include <boost/utility/value_init.hpp>
-#include "include_base_utils.h"
-#include "cryptonote_config.h"
-#include "wallet_rpc_helpers.h"
-#include "wallet2.h"
-#include "cryptonote_basic/cryptonote_format_utils.h"
-#include "rpc/core_rpc_server_commands_defs.h"
-#include "rpc/rpc_payment_signature.h"
-#include "misc_language.h"
-#include "cryptonote_basic/cryptonote_basic_impl.h"
-#include "int-util.h"
-#include "crypto/crypto.h"
-#include "cryptonote_basic/blobdatatype.h"
-#include "common/i18n.h"
-#include "common/util.h"
-#include "common/threadpool.h"
-
-#undef MONERO_DEFAULT_LOG_CATEGORY
-#define MONERO_DEFAULT_LOG_CATEGORY "wallet.wallet2.rpc_payments"
-
-#define RPC_PAYMENT_POLL_PERIOD 10 /* seconds*/
-
-namespace tools
-{
-//----------------------------------------------------------------------------------------------------
-std::string wallet2::get_client_signature() const
-{
- return cryptonote::make_rpc_payment_signature(m_rpc_client_secret_key);
-}
-//----------------------------------------------------------------------------------------------------
-bool wallet2::get_rpc_payment_info(bool mining, bool &payment_required, uint64_t &credits, uint64_t &diff, uint64_t &credits_per_hash_found, cryptonote::blobdata &hashing_blob, uint64_t &height, uint64_t &seed_height, crypto::hash &seed_hash, crypto::hash &next_seed_hash, uint32_t &cookie)
-{
- boost::optional<std::string> result = m_node_rpc_proxy.get_rpc_payment_info(mining, payment_required, credits, diff, credits_per_hash_found, hashing_blob, height, seed_height, seed_hash, next_seed_hash, cookie);
- credits = m_rpc_payment_state.credits;
- if (result && *result != CORE_RPC_STATUS_OK)
- return false;
- return true;
-}
-//----------------------------------------------------------------------------------------------------
-bool wallet2::daemon_requires_payment()
-{
- bool payment_required = false;
- uint64_t credits, diff, credits_per_hash_found, height, seed_height;
- uint32_t cookie;
- cryptonote::blobdata blob;
- crypto::hash seed_hash, next_seed_hash;
- return get_rpc_payment_info(false, payment_required, credits, diff, credits_per_hash_found, blob, height, seed_height, seed_hash, next_seed_hash, cookie) && payment_required;
-}
-//----------------------------------------------------------------------------------------------------
-bool wallet2::make_rpc_payment(uint32_t nonce, uint32_t cookie, uint64_t &credits, uint64_t &balance)
-{
- cryptonote::COMMAND_RPC_ACCESS_SUBMIT_NONCE::request req = AUTO_VAL_INIT(req);
- cryptonote::COMMAND_RPC_ACCESS_SUBMIT_NONCE::response res = AUTO_VAL_INIT(res);
- req.nonce = nonce;
- req.cookie = cookie;
- m_daemon_rpc_mutex.lock();
- uint64_t pre_call_credits = m_rpc_payment_state.credits;
- req.client = get_client_signature();
- epee::json_rpc::error error;
- bool r = epee::net_utils::invoke_http_json_rpc("/json_rpc", "rpc_access_submit_nonce", req, res, error, *m_http_client, rpc_timeout);
- m_daemon_rpc_mutex.unlock();
- THROW_ON_RPC_RESPONSE_ERROR_GENERIC(r, error, res, "rpc_access_submit_nonce");
- THROW_WALLET_EXCEPTION_IF(res.credits < pre_call_credits, error::wallet_internal_error, "RPC payment did not increase balance");
- if (m_rpc_payment_state.top_hash != res.top_hash)
- {
- m_rpc_payment_state.top_hash = res.top_hash;
- m_rpc_payment_state.stale = true;
- }
-
- m_rpc_payment_state.credits = res.credits;
- balance = res.credits;
- credits = balance - pre_call_credits;
- return true;
-}
-//----------------------------------------------------------------------------------------------------
-bool wallet2::search_for_rpc_payment(uint64_t credits_target, uint32_t n_threads, const std::function<bool(uint64_t, uint64_t)> &startfunc, const std::function<bool(unsigned)> &contfunc, const std::function<bool(uint64_t)> &foundfunc, const std::function<void(const std::string&)> &errorfunc)
-{
- bool need_payment = false;
- bool payment_required;
- uint64_t credits, diff, credits_per_hash_found, height, seed_height;
- uint32_t cookie;
- unsigned int n_hashes = 0;
- cryptonote::blobdata hashing_blob;
- crypto::hash seed_hash, next_seed_hash;
- try
- {
- need_payment = get_rpc_payment_info(false, payment_required, credits, diff, credits_per_hash_found, hashing_blob, height, seed_height, seed_hash, next_seed_hash, cookie) && payment_required && credits < credits_target;
- if (!need_payment)
- return true;
- if (!startfunc(diff, credits_per_hash_found))
- return true;
- }
- catch (const std::exception &e) { return false; }
-
- static std::atomic<uint32_t> nonce(0);
- while (contfunc(n_hashes))
- {
- try
- {
- need_payment = get_rpc_payment_info(true, payment_required, credits, diff, credits_per_hash_found, hashing_blob, height, seed_height, seed_hash, next_seed_hash, cookie) && payment_required && credits < credits_target;
- if (!need_payment)
- return true;
- }
- catch (const std::exception &e) { return false; }
- if (hashing_blob.empty())
- {
- MERROR("Bad hashing blob from daemon");
- if (errorfunc)
- errorfunc("Bad hashing blob from daemon, trying again");
- epee::misc_utils::sleep_no_w(1000);
- continue;
- }
-
- if(n_threads == 0)
- n_threads = boost::thread::hardware_concurrency();
-
- std::vector<crypto::hash> hash(n_threads);
- tools::threadpool& tpool = tools::threadpool::getInstanceForCompute();
- tools::threadpool::waiter waiter(tpool);
-
- const uint32_t local_nonce = nonce += n_threads; // wrapping's OK
- for (size_t i = 0; i < n_threads; i++)
- {
- tpool.submit(&waiter, [&, i] {
- *(uint32_t*)(hashing_blob.data() + 39) = SWAP32LE(local_nonce-i);
- const uint8_t major_version = hashing_blob[0];
- if (major_version >= RX_BLOCK_VERSION)
- {
- crypto::rx_slow_hash(seed_hash.data, hashing_blob.data(), hashing_blob.size(), hash[i].data);
- }
- else
- {
- int cn_variant = hashing_blob[0] >= 7 ? hashing_blob[0] - 6 : 0;
- crypto::cn_slow_hash(hashing_blob.data(), hashing_blob.size(), hash[i], cn_variant, height);
- }
- });
- }
- waiter.wait();
- n_hashes += n_threads;
-
- for(size_t i=0; i < n_threads; i++)
- {
- if (cryptonote::check_hash(hash[i], diff))
- {
- uint64_t credits, balance;
- try
- {
- make_rpc_payment(local_nonce-i, cookie, credits, balance);
- if (credits != credits_per_hash_found)
- {
- MERROR("Found nonce, but daemon did not credit us with the expected amount");
- if (errorfunc)
- errorfunc("Found nonce, but daemon did not credit us with the expected amount");
- return false;
- }
- MDEBUG("Found nonce " << local_nonce-i << " at diff " << diff << ", gets us " << credits_per_hash_found << ", now " << balance << " credits");
- if (!foundfunc(credits))
- break;
- }
- catch (const tools::error::wallet_coded_rpc_error &e)
- {
- MWARNING("Found a local_nonce at diff " << diff << ", but failed to send it to the daemon");
- if (errorfunc)
- errorfunc("Found nonce, but daemon errored out with error " + std::to_string(e.code()) + ": " + e.status() + ", continuing");
- }
- catch (const std::exception &e)
- {
- MWARNING("Found a local_nonce at diff " << diff << ", but failed to send it to the daemon");
- if (errorfunc)
- errorfunc("Found nonce, but daemon errored out with: '" + std::string(e.what()) + "', continuing");
- }
- }
- }
- }
- return true;
-}
-//----------------------------------------------------------------------------------------------------
-void wallet2::check_rpc_cost(const char *call, uint64_t post_call_credits, uint64_t pre_call_credits, double expected_cost)
-{
- return tools::check_rpc_cost(m_rpc_payment_state, call, post_call_credits, pre_call_credits, expected_cost);
-}
-//----------------------------------------------------------------------------------------------------
-}