xmrig/src/base/api/Httpd.cpp

204 lines
5.4 KiB
C++

/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright 2016-2020 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/api/Httpd.h"
#include "3rdparty/http-parser/http_parser.h"
#include "base/api/Api.h"
#include "base/io/log/Log.h"
#include "base/net/http/HttpApiResponse.h"
#include "base/net/http/HttpData.h"
#include "base/net/tools/TcpServer.h"
#include "core/config/Config.h"
#include "core/Controller.h"
#ifdef XMRIG_FEATURE_TLS
# include "base/net/https/HttpsServer.h"
#else
# include "base/net/http/HttpServer.h"
#endif
namespace xmrig {
static const char *kAuthorization = "authorization";
#ifdef _WIN32
static const char *favicon = nullptr;
static size_t faviconSize = 0;
#endif
} // namespace xmrig
xmrig::Httpd::Httpd(Base *base) :
m_base(base)
{
m_httpListener = std::make_shared<HttpListener>(this);
base->addListener(this);
}
xmrig::Httpd::~Httpd() = default;
bool xmrig::Httpd::start()
{
const auto &config = m_base->config()->http();
if (!config.isEnabled()) {
return true;
}
bool tls = false;
# ifdef XMRIG_FEATURE_TLS
m_http = new HttpsServer(m_httpListener);
tls = m_http->setTls(m_base->config()->tls());
# else
m_http = new HttpServer(m_httpListener);
# endif
m_server = new TcpServer(config.host(), config.port(), m_http);
const int rc = m_server->bind();
Log::print(GREEN_BOLD(" * ") WHITE_BOLD("%-13s") CSI "1;%dm%s:%d" " " RED_BOLD("%s"),
"HTTP API",
tls ? 32 : 36,
config.host().data(),
rc < 0 ? config.port() : rc,
rc < 0 ? uv_strerror(rc) : ""
);
if (rc < 0) {
stop();
return false;
}
m_port = static_cast<uint16_t>(rc);
# ifdef _WIN32
HRSRC src = FindResource(nullptr, MAKEINTRESOURCE(1), RT_ICON);
if (src != nullptr) {
HGLOBAL res = LoadResource(nullptr, src);
if (res != nullptr) {
favicon = static_cast<const char *>(LockResource(res));
faviconSize = SizeofResource(nullptr, src);
}
}
# endif
return true;
}
void xmrig::Httpd::stop()
{
delete m_server;
delete m_http;
m_server = nullptr;
m_http = nullptr;
m_port = 0;
}
void xmrig::Httpd::onConfigChanged(Config *config, Config *previousConfig)
{
if (config->http() == previousConfig->http()) {
return;
}
stop();
start();
}
void xmrig::Httpd::onHttpData(const HttpData &data)
{
if (data.method == HTTP_OPTIONS) {
return HttpApiResponse(data.id()).end();
}
if (data.method == HTTP_GET && data.url == "/favicon.ico") {
# ifdef _WIN32
if (favicon != nullptr) {
HttpResponse response(data.id());
response.setHeader(HttpData::kContentType, "image/x-icon");
return response.end(favicon, faviconSize);
}
# endif
return HttpResponse(data.id(), HTTP_STATUS_NOT_FOUND).end();
}
if (data.method > 4) {
return HttpApiResponse(data.id(), HTTP_STATUS_METHOD_NOT_ALLOWED).end();
}
const int status = auth(data);
if (status != HTTP_STATUS_OK) {
return HttpApiResponse(data.id(), status).end();
}
if (data.method != HTTP_GET) {
if (m_base->config()->http().isRestricted()) {
return HttpApiResponse(data.id(), HTTP_STATUS_FORBIDDEN).end();
}
if (!data.headers.count(HttpData::kContentTypeL) || data.headers.at(HttpData::kContentTypeL) != HttpData::kApplicationJson) {
return HttpApiResponse(data.id(), HTTP_STATUS_UNSUPPORTED_MEDIA_TYPE).end();
}
}
m_base->api()->request(data);
}
int xmrig::Httpd::auth(const HttpData &req) const
{
const Http &config = m_base->config()->http();
if (!req.headers.count(kAuthorization)) {
return config.isAuthRequired() ? HTTP_STATUS_UNAUTHORIZED : HTTP_STATUS_OK;
}
if (config.token().isNull()) {
return HTTP_STATUS_UNAUTHORIZED;
}
const std::string &token = req.headers.at(kAuthorization);
const size_t size = token.size();
if (token.size() < 8 || config.token().size() != size - 7 || memcmp("Bearer ", token.c_str(), 7) != 0) {
return HTTP_STATUS_FORBIDDEN;
}
return strncmp(config.token().data(), token.c_str() + 7, config.token().size()) == 0 ? HTTP_STATUS_OK : HTTP_STATUS_FORBIDDEN;
}