REDACTED-rig/src/common/api/Httpd.cpp
2019-03-16 00:44:15 +07:00

158 lines
4.1 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 2018-2019 SChernykh <https://github.com/SChernykh>
* Copyright 2016-2019 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 <microhttpd.h>
#include <string.h>
#include "api/Api.h"
#include "base/tools/Handle.h"
#include "common/api/Httpd.h"
#include "common/api/HttpReply.h"
#include "common/api/HttpRequest.h"
#include "common/log/Log.h"
Httpd::Httpd(int port, const char *accessToken, bool IPv6, bool restricted) :
m_idle(true),
m_IPv6(IPv6),
m_restricted(restricted),
m_accessToken(accessToken ? strdup(accessToken) : nullptr),
m_port(port),
m_daemon(nullptr)
{
m_timer = new uv_timer_t;
uv_timer_init(uv_default_loop(), m_timer);
m_timer->data = this;
}
Httpd::~Httpd()
{
stop();
if (m_daemon) {
MHD_stop_daemon(m_daemon);
}
delete m_accessToken;
}
bool Httpd::start()
{
if (!m_port) {
return false;
}
unsigned int flags = 0;
# if MHD_VERSION >= 0x00093500
if (m_IPv6 && MHD_is_feature_supported(MHD_FEATURE_IPv6)) {
flags |= MHD_USE_DUAL_STACK;
}
if (MHD_is_feature_supported(MHD_FEATURE_EPOLL)) {
flags |= MHD_USE_EPOLL_LINUX_ONLY;
}
# endif
m_daemon = MHD_start_daemon(flags, m_port, nullptr, nullptr, &Httpd::handler, this, MHD_OPTION_END);
if (!m_daemon) {
LOG_ERR("HTTP Daemon failed to start.");
return false;
}
# if MHD_VERSION >= 0x00093900
uv_timer_start(m_timer, Httpd::onTimer, kIdleInterval, kIdleInterval);
# else
uv_timer_start(m_timer, Httpd::onTimer, kActiveInterval, kActiveInterval);
# endif
return true;
}
void Httpd::stop()
{
xmrig::Handle::close(m_timer);
m_timer = nullptr;
}
int Httpd::process(xmrig::HttpRequest &req)
{
xmrig::HttpReply reply;
if (!req.process(m_accessToken, m_restricted, reply)) {
return req.end(reply);
}
if (!req.isFulfilled()) {
return MHD_YES;
}
Api::exec(req, reply);
return req.end(reply);
}
void Httpd::run()
{
MHD_run(m_daemon);
# if MHD_VERSION >= 0x00093900
const MHD_DaemonInfo *info = MHD_get_daemon_info(m_daemon, MHD_DAEMON_INFO_CURRENT_CONNECTIONS);
if (m_idle && info->num_connections) {
uv_timer_set_repeat(m_timer, kActiveInterval);
m_idle = false;
}
else if (!m_idle && !info->num_connections) {
uv_timer_set_repeat(m_timer, kIdleInterval);
m_idle = true;
}
# endif
}
int Httpd::handler(void *cls, struct MHD_Connection *connection, const char *url, const char *method, const char *version, const char *uploadData, size_t *uploadSize, void **con_cls)
{
xmrig::HttpRequest req(connection, url, method, uploadData, uploadSize, con_cls);
if (req.method() == xmrig::HttpRequest::Options) {
return req.end(MHD_HTTP_OK, nullptr);
}
if (req.method() == xmrig::HttpRequest::Unsupported) {
return req.end(MHD_HTTP_METHOD_NOT_ALLOWED, nullptr);
}
return static_cast<Httpd*>(cls)->process(req);
}
void Httpd::onTimer(uv_timer_t *handle)
{
static_cast<Httpd*>(handle->data)->run();
}