138 lines
4.8 KiB
C++
138 lines
4.8 KiB
C++
// Copyright (c) 2017, 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 <string>
|
|
#include <boost/filesystem.hpp>
|
|
#include <boost/asio.hpp>
|
|
#include <boost/thread/thread.hpp>
|
|
#include "cryptonote_config.h"
|
|
#include "include_base_utils.h"
|
|
#include "net/http_client.h"
|
|
#include "download.h"
|
|
|
|
#undef MONERO_DEFAULT_LOG_CATEGORY
|
|
#define MONERO_DEFAULT_LOG_CATEGORY "net.dl"
|
|
|
|
namespace tools
|
|
{
|
|
static bool download_thread(const std::string &path, const std::string &url)
|
|
{
|
|
try
|
|
{
|
|
MINFO("Downloading " << url << " to " << path);
|
|
std::ofstream f;
|
|
f.open(path, std::ios_base::binary | std::ios_base::out | std::ios_base::trunc);
|
|
if (!f.good()) {
|
|
MERROR("Failed to open file " << path);
|
|
return false;
|
|
}
|
|
class download_client: public epee::net_utils::http::http_simple_client
|
|
{
|
|
public:
|
|
download_client(std::ofstream &f): f(f) {}
|
|
virtual ~download_client() { f.close(); }
|
|
virtual bool handle_target_data(std::string &piece_of_transfer)
|
|
{
|
|
try
|
|
{
|
|
f << piece_of_transfer;
|
|
return f.good();
|
|
}
|
|
catch (const std::exception &e)
|
|
{
|
|
MERROR("Error writing data: " << e.what());
|
|
return false;
|
|
}
|
|
}
|
|
private:
|
|
std::ofstream &f;
|
|
} client(f);
|
|
epee::net_utils::http::url_content u_c;
|
|
if (!epee::net_utils::parse_url(url, u_c))
|
|
{
|
|
MWARNING("Failed to parse URL " << url);
|
|
return false;
|
|
}
|
|
if (u_c.host.empty())
|
|
{
|
|
MWARNING("Failed to determine address from URL " << url);
|
|
return false;
|
|
}
|
|
uint16_t port = u_c.port ? u_c.port : 80;
|
|
MDEBUG("Connecting to " << u_c.host << ":" << port);
|
|
client.set_server(u_c.host, std::to_string(port), boost::none);
|
|
if (!client.connect(std::chrono::seconds(30)))
|
|
{
|
|
MERROR("Failed to connect to " << url);
|
|
return false;
|
|
}
|
|
MDEBUG("GETting " << u_c.uri);
|
|
const epee::net_utils::http::http_response_info *info = NULL;
|
|
if (!client.invoke_get(u_c.uri, std::chrono::seconds(30), "", &info))
|
|
{
|
|
MERROR("Failed to connect to " << url);
|
|
client.disconnect();
|
|
return false;
|
|
}
|
|
if (!info)
|
|
{
|
|
MERROR("Failed invoking GET command to " << url << ", no status info returned");
|
|
client.disconnect();
|
|
return false;
|
|
}
|
|
MDEBUG("response code: " << info->m_response_code);
|
|
MDEBUG("response comment: " << info->m_response_comment);
|
|
MDEBUG("response body: " << info->m_body);
|
|
for (const auto &f: info->m_additional_fields)
|
|
MDEBUG("additional field: " << f.first << ": " << f.second);
|
|
if (info->m_response_code != 200)
|
|
{
|
|
MERROR("Status code " << info->m_response_code);
|
|
client.disconnect();
|
|
return false;
|
|
}
|
|
client.disconnect();
|
|
f.close();
|
|
MDEBUG("Download complete");
|
|
return true;
|
|
}
|
|
catch (const std::exception &e)
|
|
{
|
|
MERROR("Exception in download thread: " << e.what());
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool download(const std::string &path, const std::string &url)
|
|
{
|
|
bool success;
|
|
std::unique_ptr<boost::thread> thread(new boost::thread([&](){ success = download_thread(path, url); }));
|
|
thread->join();
|
|
return success;
|
|
}
|
|
}
|