REDACTED-rig/src/base/net/stratum/SelfSelectClient.cpp
2021-04-06 23:02:10 +02:00

316 lines
9.5 KiB
C++

/* XMRig
* Copyright (c) 2019 jtgrassie <https://github.com/jtgrassie>
* Copyright (c) 2021 Hansie Odendaal <https://github.com/hansieodendaal>
* Copyright (c) 2018-2021 SChernykh <https://github.com/SChernykh>
* Copyright (c) 2016-2021 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "base/net/stratum/SelfSelectClient.h"
#include "3rdparty/rapidjson/document.h"
#include "3rdparty/rapidjson/error/en.h"
#include "base/io/json/Json.h"
#include "base/io/json/JsonRequest.h"
#include "base/io/log/Log.h"
#include "base/io/log/Tags.h"
#include "base/net/http/Fetch.h"
#include "base/net/http/HttpData.h"
#include "base/net/stratum/Client.h"
#include "net/JobResult.h"
#include "base/tools/Cvt.h"
namespace xmrig {
static const char *kBlob = "blob";
static const char *kBlockhashingBlob = "blockhashing_blob";
static const char *kBlocktemplateBlob = "blocktemplate_blob";
static const char *kDifficulty = "difficulty";
static const char *kHeight = "height";
static const char *kId = "id";
static const char *kJobId = "job_id";
static const char *kNextSeedHash = "next_seed_hash";
static const char *kPrevHash = "prev_hash";
static const char *kSeedHash = "seed_hash";
static const char * const required_fields[] = { kBlocktemplateBlob, kBlockhashingBlob, kHeight, kDifficulty, kPrevHash };
} /* namespace xmrig */
xmrig::SelfSelectClient::SelfSelectClient(int id, const char *agent, IClientListener *listener, bool submitToOrigin) :
m_submitToOrigin(submitToOrigin),
m_listener(listener)
{
m_httpListener = std::make_shared<HttpListener>(this);
m_client = new Client(id, agent, this);
}
xmrig::SelfSelectClient::~SelfSelectClient()
{
delete m_client;
}
int64_t xmrig::SelfSelectClient::submit(const JobResult &result)
{
if (m_submitToOrigin) {
submitOriginDaemon(result);
}
return m_client->submit(result);
}
void xmrig::SelfSelectClient::tick(uint64_t now)
{
m_client->tick(now);
if (m_state == RetryState) {
if (Chrono::steadyMSecs() - m_timestamp < m_retryPause) {
return;
}
getBlockTemplate();
}
}
void xmrig::SelfSelectClient::onJobReceived(IClient *, const Job &job, const rapidjson::Value &)
{
m_job = job;
getBlockTemplate();
}
void xmrig::SelfSelectClient::onLogin(IClient *, rapidjson::Document &doc, rapidjson::Value &params)
{
params.AddMember("mode", "self-select", doc.GetAllocator());
m_listener->onLogin(this, doc, params);
}
bool xmrig::SelfSelectClient::parseResponse(int64_t id, rapidjson::Value &result, const rapidjson::Value &error)
{
if (id == -1) {
return false;
}
if (error.IsObject()) {
LOG_ERR("[%s] error: " RED_BOLD("\"%s\"") RED_S ", code: %d", pool().daemon().url().data(), Json::getString(error, "message"), Json::getInt(error, "code"));
return false;
}
if (!result.IsObject()) {
return false;
}
for (auto field : required_fields) {
if (!result.HasMember(field)) {
LOG_ERR("[%s] required field " RED_BOLD("\"%s\"") RED_S " not found", pool().daemon().url().data(), field);
return false;
}
}
const char *blobData = Json::getString(result, kBlockhashingBlob);
if (pool().coin().isValid()) {
uint8_t blobVersion = 0;
if (blobData) {
Cvt::fromHex(&blobVersion, 1, blobData, 2);
}
m_job.setAlgorithm(pool().coin().algorithm(blobVersion));
}
if (!m_job.setBlob(blobData)) {
return false;
}
m_job.setHeight(Json::getUint64(result, kHeight));
m_job.setSeedHash(Json::getString(result, kSeedHash));
submitBlockTemplate(result);
return true;
}
void xmrig::SelfSelectClient::getBlockTemplate()
{
setState(WaitState);
using namespace rapidjson;
Document doc(kObjectType);
auto &allocator = doc.GetAllocator();
Value params(kObjectType);
params.AddMember("wallet_address", m_job.poolWallet().toJSON(), allocator);
params.AddMember("extra_nonce", m_job.extraNonce().toJSON(), allocator);
JsonRequest::create(doc, m_sequence++, "getblocktemplate", params);
FetchRequest req(HTTP_POST, pool().daemon().host(), pool().daemon().port(), "/json_rpc", doc, pool().daemon().isTLS(), isQuiet());
fetch(tag(), std::move(req), m_httpListener);
}
void xmrig::SelfSelectClient::retry()
{
setState(RetryState);
}
void xmrig::SelfSelectClient::setState(State state)
{
if (m_state == state) {
return;
}
switch (state) {
case IdleState:
m_timestamp = 0;
m_failures = 0;
break;
case WaitState:
m_timestamp = Chrono::steadyMSecs();
break;
case RetryState:
m_timestamp = Chrono::steadyMSecs();
if (m_failures > m_retries) {
m_listener->onClose(this, static_cast<int>(m_failures));
}
m_failures++;
break;
}
m_state = state;
}
void xmrig::SelfSelectClient::submitBlockTemplate(rapidjson::Value &result)
{
using namespace rapidjson;
Document doc(kObjectType);
auto &allocator = doc.GetAllocator();
m_blocktemplate = Json::getString(result,kBlocktemplateBlob);
m_blockDiff = Json::getUint64(result, kDifficulty);
Value params(kObjectType);
params.AddMember(StringRef(kId), m_job.clientId().toJSON(), allocator);
params.AddMember(StringRef(kJobId), m_job.id().toJSON(), allocator);
params.AddMember(StringRef(kBlob), result[kBlocktemplateBlob], allocator);
params.AddMember(StringRef(kHeight), m_job.height(), allocator);
params.AddMember(StringRef(kDifficulty), result[kDifficulty], allocator);
params.AddMember(StringRef(kPrevHash), result[kPrevHash], allocator);
params.AddMember(StringRef(kSeedHash), result[kSeedHash], allocator);
params.AddMember(StringRef(kNextSeedHash), result[kNextSeedHash], allocator);
JsonRequest::create(doc, sequence(), "block_template", params);
send(doc, [this](const rapidjson::Value &result, bool success, uint64_t) {
if (!success) {
if (!isQuiet()) {
LOG_ERR("[%s] error: " RED_BOLD("\"%s\"") RED_S ", code: %d", pool().daemon().url().data(), Json::getString(result, "message"), Json::getInt(result, "code"));
}
return retry();
}
if (!m_active) {
return;
}
if (m_failures > m_retries) {
m_listener->onLoginSuccess(this);
}
setState(IdleState);
m_listener->onJobReceived(this, m_job, rapidjson::Value{});
});
}
void xmrig::SelfSelectClient::submitOriginDaemon(const JobResult& result)
{
if (result.diff == 0 || m_blockDiff == 0) {
return;
}
if (result.actualDiff() < m_blockDiff) {
m_originNotSubmitted++;
LOG_DEBUG("%s " RED_BOLD("not submitted to origin daemon, difficulty too low") " (%" PRId64 "/%" PRId64 ") "
BLACK_BOLD(" diff ") BLACK_BOLD("%" PRIu64) BLACK_BOLD(" vs. ") BLACK_BOLD("%" PRIu64),
Tags::origin(), m_originSubmitted, m_originNotSubmitted, m_blockDiff, result.actualDiff());
return;
}
char *data = m_blocktemplate.data();
Cvt::toHex(data + 78, 8, reinterpret_cast<const uint8_t*>(&result.nonce), 4);
using namespace rapidjson;
Document doc(kObjectType);
Value params(kArrayType);
params.PushBack(m_blocktemplate.toJSON(), doc.GetAllocator());
JsonRequest::create(doc, m_sequence, "submitblock", params);
m_results[m_sequence] = SubmitResult(m_sequence, result.diff, result.actualDiff(), 0, result.backend);
FetchRequest req(HTTP_POST, pool().daemon().host(), pool().daemon().port(), "/json_rpc", doc, pool().daemon().isTLS(), isQuiet());
fetch(tag(), std::move(req), m_httpListener);
m_originSubmitted++;
LOG_INFO("%s " GREEN_BOLD("submitted to origin daemon") " (%" PRId64 "/%" PRId64 ") "
" diff " WHITE("%" PRIu64) " vs. " WHITE("%" PRIu64),
Tags::origin(), m_originSubmitted, m_originNotSubmitted, m_blockDiff, result.actualDiff(), result.diff);
// Ensure that the latest block template is available after block submission
getBlockTemplate();
}
void xmrig::SelfSelectClient::onHttpData(const HttpData &data)
{
if (data.status != 200) {
return retry();
}
rapidjson::Document doc;
if (doc.Parse(data.body.c_str()).HasParseError()) {
if (!isQuiet()) {
LOG_ERR("[%s] JSON decode failed: \"%s\"", pool().daemon().url().data(), rapidjson::GetParseError_En(doc.GetParseError()));
}
return retry();
}
const int64_t id = Json::getInt64(doc, "id", -1);
if (id > 0 && m_sequence - id != 1) {
return;
}
if (!parseResponse(id, doc["result"], Json::getObject(doc, "error"))) {
retry();
}
}