premiere-libtorrent/examples/client_test.cpp

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/*
Copyright (c) 2003-2017, Arvid Norberg
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* 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.
* Neither the name of the author 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 OWNER 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 <cstdio> // for snprintf
#include <cstdlib> // for atoi
#include <cstring>
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#include <utility>
#include <deque>
#include "libtorrent/config.hpp"
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#ifdef TORRENT_WINDOWS
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#include <direct.h> // for _mkdir and _getcwd
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#include <sys/types.h> // for _stat
#include <sys/stat.h>
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#endif
#include "libtorrent/extensions/ut_metadata.hpp"
#include "libtorrent/extensions/ut_pex.hpp"
#include "libtorrent/extensions/smart_ban.hpp"
#include "libtorrent/aux_/max_path.hpp"
#include "libtorrent/torrent_info.hpp"
#include "libtorrent/announce_entry.hpp"
#include "libtorrent/entry.hpp"
#include "libtorrent/bencode.hpp"
#include "libtorrent/session.hpp"
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#include "libtorrent/identify_client.hpp"
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#include "libtorrent/alert_types.hpp"
#include "libtorrent/ip_filter.hpp"
#include "libtorrent/magnet_uri.hpp"
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#include "libtorrent/bitfield.hpp"
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#include "libtorrent/peer_info.hpp"
#include "libtorrent/bdecode.hpp"
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#include "libtorrent/add_torrent_params.hpp"
#include "libtorrent/time.hpp"
#include "libtorrent/create_torrent.hpp"
#include "libtorrent/read_resume_data.hpp"
#include "libtorrent/write_resume_data.hpp"
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#include "libtorrent/string_view.hpp"
#include "torrent_view.hpp"
#include "session_view.hpp"
#include "print.hpp"
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using libtorrent::total_milliseconds;
#ifdef _WIN32
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#include <windows.h>
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#include <conio.h>
bool sleep_and_input(int* c, int sleep)
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{
for (int i = 0; i < 2; ++i)
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{
if (_kbhit())
{
*c = _getch();
return true;
}
Sleep(sleep / 2);
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}
return false;
};
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#else
#include <termios.h>
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#include <sys/ioctl.h>
#include <csignal>
#include <utility>
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struct set_keypress
{
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enum terminal_mode {
echo = 1,
canonical = 2
};
explicit set_keypress(std::uint8_t const mode = 0)
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{
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termios new_settings;
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tcgetattr(0, &stored_settings);
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new_settings = stored_settings;
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// Disable canonical mode, and set buffer size to 1 byte
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// and disable echo
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if (mode & echo) new_settings.c_lflag |= ECHO;
else new_settings.c_lflag &= ~ECHO;
if (mode & canonical) new_settings.c_lflag |= ICANON;
else new_settings.c_lflag &= ~ICANON;
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new_settings.c_cc[VTIME] = 0;
new_settings.c_cc[VMIN] = 1;
tcsetattr(0,TCSANOW,&new_settings);
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}
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~set_keypress() { tcsetattr(0, TCSANOW, &stored_settings); }
private:
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termios stored_settings;
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};
bool sleep_and_input(int* c, int sleep)
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{
libtorrent::time_point const start = libtorrent::clock_type::now();
int ret = 0;
retry:
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fd_set set;
FD_ZERO(&set);
FD_SET(0, &set);
timeval tv = {sleep/ 1000, (sleep % 1000) * 1000 };
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ret = select(1, &set, nullptr, nullptr, &tv);
if (ret > 0)
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{
*c = getc(stdin);
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return true;
}
if (errno == EINTR)
{
if (total_milliseconds(libtorrent::clock_type::now() - start) < sleep)
goto retry;
return false;
}
if (ret < 0 && errno != 0 && errno != ETIMEDOUT)
{
std::fprintf(stderr, "select failed: %s\n", strerror(errno));
std::this_thread::sleep_for(lt::milliseconds(500));
}
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return false;
}
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#endif
bool print_trackers = false;
bool print_peers = false;
bool print_log = false;
bool print_downloads = false;
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bool print_matrix = false;
bool print_file_progress = false;
bool show_pad_files = false;
bool show_dht_status = false;
bool sequential_download = false;
bool print_ip = true;
bool print_timers = false;
bool print_block = false;
bool print_peer_rate = false;
bool print_fails = false;
bool print_send_bufs = true;
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bool print_disk_stats = false;
// the number of times we've asked to save resume data
// without having received a response (successful or failure)
int num_outstanding_resume_data = 0;
#ifndef TORRENT_DISABLE_DHT
std::vector<libtorrent::dht_lookup> dht_active_requests;
std::vector<libtorrent::dht_routing_bucket> dht_routing_table;
#endif
std::string to_hex(lt::sha1_hash const& s)
{
std::stringstream ret;
ret << s;
return ret.str();
}
int load_file(std::string const& filename, std::vector<char>& v
, libtorrent::error_code& ec, int limit = 8000000)
{
ec.clear();
FILE* f = std::fopen(filename.c_str(), "rb");
if (f == nullptr)
{
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ec.assign(errno, boost::system::system_category());
return -1;
}
int r = fseek(f, 0, SEEK_END);
if (r != 0)
{
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ec.assign(errno, boost::system::system_category());
std::fclose(f);
return -1;
}
long s = ftell(f);
if (s < 0)
{
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ec.assign(errno, boost::system::system_category());
std::fclose(f);
return -1;
}
if (s > limit)
{
std::fclose(f);
return -2;
}
r = fseek(f, 0, SEEK_SET);
if (r != 0)
{
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ec.assign(errno, boost::system::system_category());
std::fclose(f);
return -1;
}
v.resize(s);
if (s == 0)
{
std::fclose(f);
return 0;
}
r = int(std::fread(&v[0], 1, v.size(), f));
if (r < 0)
{
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ec.assign(errno, boost::system::system_category());
std::fclose(f);
return -1;
}
std::fclose(f);
if (r != s) return -3;
return 0;
}
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bool is_absolute_path(std::string const& f)
{
if (f.empty()) return false;
#if defined(TORRENT_WINDOWS) || defined(TORRENT_OS2)
int i = 0;
// match the xx:\ or xx:/ form
while (f[i] && strchr("abcdefghijklmnopqrstuvxyz", f[i])) ++i;
if (i < int(f.size()-1) && f[i] == ':' && (f[i+1] == '\\' || f[i+1] == '/'))
return true;
// match the \\ form
if (int(f.size()) >= 2 && f[0] == '\\' && f[1] == '\\')
return true;
return false;
#else
if (f[0] == '/') return true;
return false;
#endif
}
std::string path_append(std::string const& lhs, std::string const& rhs)
{
if (lhs.empty() || lhs == ".") return rhs;
if (rhs.empty() || rhs == ".") return lhs;
#if defined(TORRENT_WINDOWS) || defined(TORRENT_OS2)
#define TORRENT_SEPARATOR "\\"
bool need_sep = lhs[lhs.size()-1] != '\\' && lhs[lhs.size()-1] != '/';
#else
#define TORRENT_SEPARATOR "/"
bool need_sep = lhs[lhs.size()-1] != '/';
#endif
return lhs + (need_sep?TORRENT_SEPARATOR:"") + rhs;
}
std::string make_absolute_path(std::string const& p)
{
if (is_absolute_path(p)) return p;
std::string ret;
#if defined TORRENT_WINDOWS
char* cwd = ::_getcwd(nullptr, 0);
ret = path_append(cwd, p);
std::free(cwd);
#else
char* cwd = ::getcwd(nullptr, 0);
ret = path_append(cwd, p);
std::free(cwd);
#endif
return ret;
}
std::string print_endpoint(libtorrent::tcp::endpoint const& ep)
{
using namespace libtorrent;
error_code ec;
char buf[200];
address const& addr = ep.address();
#if TORRENT_USE_IPV6
if (addr.is_v6())
std::snprintf(buf, sizeof(buf), "[%s]:%d", addr.to_string(ec).c_str(), ep.port());
else
#endif
std::snprintf(buf, sizeof(buf), "%s:%d", addr.to_string(ec).c_str(), ep.port());
return buf;
}
using libtorrent::torrent_status;
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FILE* g_log_file = nullptr;
int peer_index(libtorrent::tcp::endpoint addr, std::vector<libtorrent::peer_info> const& peers)
{
using namespace libtorrent;
std::vector<peer_info>::const_iterator i = std::find_if(peers.begin(), peers.end()
, [&addr](peer_info const& pi) { return pi.ip == addr; });
if (i == peers.end()) return -1;
return int(i - peers.begin());
}
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// returns the number of lines printed
int print_peer_info(std::string& out
, std::vector<libtorrent::peer_info> const& peers, int max_lines)
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{
using namespace libtorrent;
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int pos = 0;
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if (print_ip) out += "IP ";
out += "progress down (total | peak ) up (total | peak ) sent-req tmo bsy rcv flags dn up source ";
if (print_fails) out += "fail hshf ";
if (print_send_bufs) out += "rq sndb (recvb |alloc | wmrk ) q-bytes ";
if (print_timers) out += "inactive wait timeout q-time ";
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out += " v disk ^ rtt ";
if (print_block) out += "block-progress ";
if (print_peer_rate) out += "est.rec.rate ";
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out += "client \x1b[K\n";
++pos;
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char str[500];
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for (std::vector<peer_info>::const_iterator i = peers.begin();
i != peers.end(); ++i)
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{
if (i->flags & (peer_info::handshake | peer_info::connecting))
continue;
if (print_ip)
{
std::snprintf(str, sizeof(str), "%-30s ", (::print_endpoint(i->ip) +
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(i->flags & peer_info::utp_socket ? " [uTP]" : "") +
(i->flags & peer_info::i2p_socket ? " [i2p]" : "")
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).c_str());
out += str;
}
char temp[10];
std::snprintf(temp, sizeof(temp), "%d/%d"
, i->download_queue_length
, i->target_dl_queue_length);
temp[7] = 0;
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char peer_progress[10];
std::snprintf(peer_progress, sizeof(peer_progress), "%.1f%%", i->progress_ppm / 10000.f);
std::snprintf(str, sizeof(str)
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, "%s %s%s (%s|%s) %s%s (%s|%s) %s%7s %4d%4d%4d %s%s%s%s%s%s%s%s%s%s%s%s%s %s%s%s %s%s%s %s%s%s%s%s%s "
, progress_bar(i->progress_ppm / 1000, 15, col_green, '#', '-', peer_progress).c_str()
, esc("32"), add_suffix(i->down_speed, "/s").c_str()
, add_suffix(i->total_download).c_str(), add_suffix(i->download_rate_peak, "/s").c_str()
, esc("31"), add_suffix(i->up_speed, "/s").c_str(), add_suffix(i->total_upload).c_str()
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, add_suffix(i->upload_rate_peak, "/s").c_str(), esc("0")
, temp // sent requests and target number of outstanding reqs.
, i->timed_out_requests
, i->busy_requests
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, i->upload_queue_length
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, color("I", (i->flags & peer_info::interesting)?col_white:col_blue).c_str()
, color("C", (i->flags & peer_info::choked)?col_white:col_blue).c_str()
, color("i", (i->flags & peer_info::remote_interested)?col_white:col_blue).c_str()
, color("c", (i->flags & peer_info::remote_choked)?col_white:col_blue).c_str()
, color("x", (i->flags & peer_info::supports_extensions)?col_white:col_blue).c_str()
, color("o", (i->flags & peer_info::local_connection)?col_white:col_blue).c_str()
, color("p", (i->flags & peer_info::on_parole)?col_white:col_blue).c_str()
, color("O", (i->flags & peer_info::optimistic_unchoke)?col_white:col_blue).c_str()
, color("S", (i->flags & peer_info::snubbed)?col_white:col_blue).c_str()
, color("U", (i->flags & peer_info::upload_only)?col_white:col_blue).c_str()
, color("e", (i->flags & peer_info::endgame_mode)?col_white:col_blue).c_str()
, color("E", (i->flags & peer_info::rc4_encrypted)?col_white:(i->flags & peer_info::plaintext_encrypted)?col_cyan:col_blue).c_str()
, color("h", (i->flags & peer_info::holepunched)?col_white:col_blue).c_str()
, color("d", (i->read_state & peer_info::bw_disk)?col_white:col_blue).c_str()
, color("l", (i->read_state & peer_info::bw_limit)?col_white:col_blue).c_str()
, color("n", (i->read_state & peer_info::bw_network)?col_white:col_blue).c_str()
, color("d", (i->write_state & peer_info::bw_disk)?col_white:col_blue).c_str()
, color("l", (i->write_state & peer_info::bw_limit)?col_white:col_blue).c_str()
, color("n", (i->write_state & peer_info::bw_network)?col_white:col_blue).c_str()
, color("t", (i->source & peer_info::tracker)?col_white:col_blue).c_str()
, color("p", (i->source & peer_info::pex)?col_white:col_blue).c_str()
, color("d", (i->source & peer_info::dht)?col_white:col_blue).c_str()
, color("l", (i->source & peer_info::lsd)?col_white:col_blue).c_str()
, color("r", (i->source & peer_info::resume_data)?col_white:col_blue).c_str()
, color("i", (i->source & peer_info::incoming)?col_white:col_blue).c_str());
out += str;
if (print_fails)
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{
std::snprintf(str, sizeof(str), "%3d %3d "
, i->failcount, i->num_hashfails);
out += str;
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}
if (print_send_bufs)
{
std::snprintf(str, sizeof(str), "%2d %6d %6d|%6d|%6d%5dkB "
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, i->requests_in_buffer, i->used_send_buffer
, i->used_receive_buffer
, i->receive_buffer_size
, i->receive_buffer_watermark
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, i->queue_bytes / 1000);
out += str;
}
if (print_timers)
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{
char req_timeout[20] = "-";
// timeout is only meaningful if there is at least one outstanding
// request to the peer
if (i->download_queue_length > 0)
std::snprintf(req_timeout, sizeof(req_timeout), "%d", i->request_timeout);
std::snprintf(str, sizeof(str), "%8d %4d %7s %6d "
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, int(total_seconds(i->last_active))
, int(total_seconds(i->last_request))
, req_timeout
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, int(total_seconds(i->download_queue_time)));
out += str;
}
std::snprintf(str, sizeof(str), "%s|%s %5d "
, add_suffix(i->pending_disk_bytes).c_str()
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, add_suffix(i->pending_disk_read_bytes).c_str()
, i->rtt);
out += str;
if (print_block)
{
if (i->downloading_piece_index >= piece_index_t(0))
{
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char buf[50];
std::snprintf(buf, sizeof(buf), "%d:%d"
, static_cast<int>(i->downloading_piece_index), i->downloading_block_index);
out += progress_bar(
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i->downloading_progress * 1000 / i->downloading_total, 14, col_green, '-', '#', buf);
}
else
{
out += progress_bar(0, 14);
}
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}
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if (print_peer_rate)
{
bool unchoked = (i->flags & peer_info::choked) == 0;
std::snprintf(str, sizeof(str), " %s"
, unchoked ? add_suffix(i->estimated_reciprocation_rate, "/s").c_str() : " ");
out += str;
}
out += " ";
if (i->flags & peer_info::handshake)
{
out += esc("31");
out += " waiting for handshake";
out += esc("0");
}
else if (i->flags & peer_info::connecting)
{
out += esc("31");
out += " connecting to peer";
out += esc("0");
}
else
{
out += " ";
out += i->client;
}
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out += "\x1b[K\n";
++pos;
if (pos >= max_lines) break;
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}
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return pos;
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}
int allocation_mode = libtorrent::storage_mode_sparse;
std::string save_path(".");
int torrent_upload_limit = 0;
int torrent_download_limit = 0;
std::string monitor_dir;
int poll_interval = 5;
int max_connections_per_torrent = 50;
bool seed_mode = false;
int cache_size = 1024;
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bool share_mode = false;
bool disable_storage = false;
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bool quit = false;
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void signal_handler(int)
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{
// make the main loop terminate
quit = true;
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}
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// if non-empty, a peer that will be added to all torrents
std::string peer;
void print_settings(int const start, int const num
, char const* const fmt)
{
for (int i = start; i < start + num; ++i)
{
char const* name = libtorrent::name_for_setting(i);
if (!name || name[0] == '\0') continue;
std::printf(fmt, name);
}
}
std::string resume_file(lt::sha1_hash const& info_hash)
{
return path_append(save_path, path_append(".resume"
, to_hex(info_hash) + ".resume"));
}
void add_magnet(lt::session& ses, lt::string_view uri)
{
lt::add_torrent_params p;
lt::error_code ec;
lt::parse_magnet_uri(uri.to_string(), p, ec);
if (ec)
{
std::printf("invalid magnet link \"%s\": %s\n"
, uri.to_string().c_str(), ec.message().c_str());
return;
}
std::vector<char> resume_data;
load_file(resume_file(p.info_hash), resume_data, ec);
if (!ec)
{
p = lt::read_resume_data(resume_data, ec);
if (ec) std::printf(" failed to load resume data: %s\n", ec.message().c_str());
parse_magnet_uri(uri.to_string(), p, ec);
}
ec.clear();
p.max_connections = max_connections_per_torrent;
p.max_uploads = -1;
p.upload_limit = torrent_upload_limit;
p.download_limit = torrent_download_limit;
if (seed_mode) p.flags |= lt::add_torrent_params::flag_seed_mode;
if (disable_storage) p.storage = lt::disabled_storage_constructor;
if (share_mode) p.flags |= lt::add_torrent_params::flag_share_mode;
p.save_path = save_path;
p.storage_mode = static_cast<lt::storage_mode_t>(allocation_mode);
std::printf("adding magnet: %s\n", uri.to_string().c_str());
ses.async_add_torrent(std::move(p));
}
// return false on failure
bool add_torrent(libtorrent::session& ses, std::string torrent)
{
using namespace libtorrent;
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static int counter = 0;
std::printf("[%d] %s\n", counter++, torrent.c_str());
error_code ec;
auto ti = std::make_shared<torrent_info>(torrent, ec);
if (ec)
{
std::printf("failed to load torrent \"%s\": %s\n"
, torrent.c_str(), ec.message().c_str());
return false;
}
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add_torrent_params p;
std::vector<char> resume_data;
load_file(resume_file(ti->info_hash()), resume_data, ec);
if (!ec)
{
p = lt::read_resume_data(resume_data, ec);
if (ec) std::printf(" failed to load resume data: %s\n", ec.message().c_str());
}
ec.clear();
if (seed_mode) p.flags |= add_torrent_params::flag_seed_mode;
if (disable_storage) p.storage = disabled_storage_constructor;
if (share_mode) p.flags |= add_torrent_params::flag_share_mode;
p.max_connections = max_connections_per_torrent;
p.max_uploads = -1;
p.upload_limit = torrent_upload_limit;
p.download_limit = torrent_download_limit;
p.ti = ti;
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p.save_path = save_path;
p.storage_mode = (storage_mode_t)allocation_mode;
p.flags &= ~add_torrent_params::flag_duplicate_is_error;
p.userdata = static_cast<void*>(new std::string(torrent));
ses.async_add_torrent(std::move(p));
return true;
}
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std::vector<std::string> list_dir(std::string path
, bool (*filter_fun)(lt::string_view)
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, libtorrent::error_code& ec)
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{
std::vector<std::string> ret;
#ifdef TORRENT_WINDOWS
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if (!path.empty() && path[path.size()-1] != '\\') path += "\\*";
else path += "*";
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WIN32_FIND_DATAA fd;
HANDLE handle = FindFirstFileA(path.c_str(), &fd);
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if (handle == INVALID_HANDLE_VALUE)
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{
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ec.assign(GetLastError(), boost::system::system_category());
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return ret;
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}
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do
{
lt::string_view p = fd.cFileName;
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if (filter_fun(p))
ret.push_back(p.to_string());
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} while (FindNextFileA(handle, &fd));
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FindClose(handle);
#else
if (!path.empty() && path[path.size()-1] == '/')
path.resize(path.size()-1);
DIR* handle = opendir(path.c_str());
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if (handle == nullptr)
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{
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ec.assign(errno, boost::system::system_category());
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return ret;
}
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struct dirent de;
dirent* dummy;
while (readdir_r(handle, &de, &dummy) == 0)
{
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if (dummy == nullptr) break;
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lt::string_view p(de.d_name);
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if (filter_fun(p))
ret.push_back(p.to_string());
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}
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closedir(handle);
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#endif
return ret;
}
void scan_dir(std::string const& dir_path, libtorrent::session& ses)
2014-11-17 04:41:01 +01:00
{
using namespace libtorrent;
error_code ec;
std::vector<std::string> ents = list_dir(dir_path
, [](lt::string_view p) { return p.size() > 8 && p.substr(p.size() - 8) == ".torrent"; }, ec);
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if (ec)
{
std::fprintf(stderr, "failed to list directory: (%s : %d) %s\n"
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, ec.category().name(), ec.value(), ec.message().c_str());
return;
}
for (auto const& e : ents)
{
std::string const file = path_append(dir_path, e);
// there's a new file in the monitor directory, load it up
if (add_torrent(ses, file))
{
if (::remove(file.c_str()) < 0)
{
std::fprintf(stderr, "failed to remove torrent file: \"%s\"\n"
, file.c_str());
}
}
}
}
char const* timestamp()
{
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time_t t = std::time(nullptr);
tm* timeinfo = std::localtime(&t);
static char str[200];
std::strftime(str, 200, "%b %d %X", timeinfo);
return str;
}
void print_alert(libtorrent::alert const* a, std::string& str)
{
using namespace libtorrent;
if (a->category() & alert::error_notification)
{
str += esc("31");
}
else if (a->category() & (alert::peer_notification | alert::storage_notification))
{
str += esc("33");
}
str += "[";
str += timestamp();
str += "] ";
str += a->message();
str += esc("0");
if (g_log_file)
std::fprintf(g_log_file, "[%s] %s\n", timestamp(), a->message().c_str());
}
int save_file(std::string const& filename, std::vector<char> const& v)
{
FILE* f = std::fopen(filename.c_str(), "wb");
if (f == nullptr)
return -1;
int w = int(std::fwrite(&v[0], 1, v.size(), f));
std::fclose(f);
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if (w < 0) return -1;
if (w != int(v.size())) return -3;
return 0;
}
// returns true if the alert was handled (and should not be printed to the log)
// returns false if the alert was not handled
bool handle_alert(torrent_view& view, session_view& ses_view
, libtorrent::session& ses, libtorrent::alert* a)
{
using namespace libtorrent;
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if (session_stats_alert* s = alert_cast<session_stats_alert>(a))
{
ses_view.update_counters(s->values.data(), int(s->values.size())
, duration_cast<microseconds>(s->timestamp().time_since_epoch()).count());
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return true;
}
#ifndef TORRENT_DISABLE_DHT
if (dht_stats_alert* p = alert_cast<dht_stats_alert>(a))
{
dht_active_requests = p->active_requests;
dht_routing_table = p->routing_table;
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return true;
}
#endif
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#ifdef TORRENT_USE_OPENSSL
if (torrent_need_cert_alert* p = alert_cast<torrent_need_cert_alert>(a))
{
torrent_handle h = p->handle;
std::string base_name = path_append("certificates", to_hex(h.info_hash()));
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std::string cert = base_name + ".pem";
std::string priv = base_name + "_key.pem";
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#ifdef TORRENT_WINDOWS
struct ::_stat st;
int ret = ::_stat(cert.c_str(), &st);
if (ret < 0 || (st.st_mode & _S_IFREG) == 0)
#else
struct ::stat st;
int ret = ::stat(cert.c_str(), &st);
if (ret < 0 || (st.st_mode & S_IFREG) == 0)
#endif
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{
char msg[256];
std::snprintf(msg, sizeof(msg), "ERROR. could not load certificate %s: %s\n"
, cert.c_str(), std::strerror(errno));
if (g_log_file) std::fprintf(g_log_file, "[%s] %s\n", timestamp(), msg);
return true;
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}
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#ifdef TORRENT_WINDOWS
ret = ::_stat(priv.c_str(), &st);
if (ret < 0 || (st.st_mode & _S_IFREG) == 0)
#else
ret = ::stat(priv.c_str(), &st);
if (ret < 0 || (st.st_mode & S_IFREG) == 0)
#endif
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{
char msg[256];
std::snprintf(msg, sizeof(msg), "ERROR. could not load private key %s: %s\n"
, priv.c_str(), std::strerror(errno));
if (g_log_file) std::fprintf(g_log_file, "[%s] %s\n", timestamp(), msg);
return true;
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}
char msg[256];
std::snprintf(msg, sizeof(msg), "loaded certificate %s and key %s\n", cert.c_str(), priv.c_str());
if (g_log_file) std::fprintf(g_log_file, "[%s] %s\n", timestamp(), msg);
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h.set_ssl_certificate(cert, priv, "certificates/dhparams.pem", "1234");
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h.resume();
}
#endif
// don't log every peer we try to connect to
if (alert_cast<peer_connect_alert>(a)) return true;
if (peer_disconnected_alert* pd = alert_cast<peer_disconnected_alert>(a))
{
// ignore failures to connect and peers not responding with a
// handshake. The peers that we successfully connect to and then
// disconnect is more interesting.
if (pd->operation == op_connect
|| pd->error == errors::timed_out_no_handshake)
return true;
}
#ifdef _MSC_VER
// it seems msvc makes the definitions of 'p' escape the if-statement here
#pragma warning(push)
#pragma warning(disable: 4456)
#endif
if (metadata_received_alert* p = alert_cast<metadata_received_alert>(a))
{
torrent_handle h = p->handle;
h.save_resume_data(torrent_handle::save_info_dict);
++num_outstanding_resume_data;
}
else if (add_torrent_alert* p = alert_cast<add_torrent_alert>(a))
{
if (p->error)
{
std::fprintf(stderr, "failed to add torrent: %s %s\n"
, p->params.ti ? p->params.ti->name().c_str() : p->params.name.c_str()
, p->error.message().c_str());
}
else
{
torrent_handle h = p->handle;
h.save_resume_data(torrent_handle::save_info_dict | torrent_handle::only_if_modified);
++num_outstanding_resume_data;
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// if we have a peer specified, connect to it
if (!peer.empty())
{
char* port = (char*) strrchr((char*)peer.c_str(), ':');
if (port != nullptr)
2012-01-14 17:04:25 +01:00
{
*port++ = 0;
char const* ip = peer.c_str();
int peer_port = atoi(port);
error_code ec;
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if (peer_port > 0)
h.connect_peer(tcp::endpoint(address::from_string(ip, ec), std::uint16_t(peer_port)));
2012-01-14 17:04:25 +01:00
}
}
}
}
else if (torrent_finished_alert* p = alert_cast<torrent_finished_alert>(a))
{
p->handle.set_max_connections(max_connections_per_torrent / 2);
// write resume data for the finished torrent
// the alert handler for save_resume_data_alert
// will save it to disk
torrent_handle h = p->handle;
h.save_resume_data(torrent_handle::save_info_dict);
++num_outstanding_resume_data;
}
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else if (save_resume_data_alert* p = alert_cast<save_resume_data_alert>(a))
{
--num_outstanding_resume_data;
torrent_handle h = p->handle;
auto const buf = write_resume_data_buf(p->params);
torrent_status st = h.status(torrent_handle::query_save_path);
save_file(resume_file(st.info_hash), buf);
}
2009-11-02 04:34:16 +01:00
else if (save_resume_data_failed_alert* p = alert_cast<save_resume_data_failed_alert>(a))
{
--num_outstanding_resume_data;
// don't print the error if it was just that we didn't need to save resume
// data. Returning true means "handled" and not printed to the log
return p->error == lt::errors::resume_data_not_modified;
}
else if (torrent_paused_alert* p = alert_cast<torrent_paused_alert>(a))
{
// write resume data for the finished torrent
// the alert handler for save_resume_data_alert
// will save it to disk
torrent_handle h = p->handle;
h.save_resume_data(torrent_handle::save_info_dict);
++num_outstanding_resume_data;
}
else if (state_update_alert* p = alert_cast<state_update_alert>(a))
{
view.update_torrents(std::move(p->status));
return true;
}
return false;
#ifdef _MSC_VER
#pragma warning(pop)
#endif
}
void pop_alerts(torrent_view& view, session_view& ses_view
, libtorrent::session& ses, std::deque<std::string>& events)
{
std::vector<lt::alert*> alerts;
ses.pop_alerts(&alerts);
for (auto a : alerts)
{
if (::handle_alert(view, ses_view, ses, a)) continue;
// if we didn't handle the alert, print it to the log
std::string event_string;
print_alert(a, event_string);
events.push_back(event_string);
if (events.size() >= 20) events.pop_front();
}
}
void print_piece(libtorrent::partial_piece_info const* pp
, libtorrent::cached_piece_info const* cs
, std::vector<libtorrent::peer_info> const& peers
, std::string& out)
{
using namespace libtorrent;
char str[1024];
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assert(pp == nullptr || cs == nullptr || cs->piece == pp->piece_index);
int piece = static_cast<int>(pp ? pp->piece_index : cs->piece);
int num_blocks = pp ? pp->blocks_in_piece : int(cs->blocks.size());
std::snprintf(str, sizeof(str), "%5d:[", piece);
out += str;
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char const* last_color = nullptr;
for (int j = 0; j < num_blocks; ++j)
{
int index = pp ? peer_index(pp->blocks[j].peer(), peers) % 36 : -1;
char chr = '+';
if (index >= 0)
chr = char((index < 10)?'0' + index:'A' + index - 10);
bool snubbed = index >= 0 ? ((peers[index].flags & peer_info::snubbed) != 0) : false;
char const* color = "";
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if (pp == nullptr)
{
color = cs->blocks[j] ? esc("34;7") : esc("0");
chr = ' ';
}
else
{
2014-07-06 21:18:00 +02:00
if (cs && cs->blocks[j] && pp->blocks[j].state != block_info::finished)
color = esc("36;7");
else if (pp->blocks[j].bytes_progress > 0
&& pp->blocks[j].state == block_info::requested)
{
if (pp->blocks[j].num_peers > 1) color = esc("1;7");
else color = snubbed ? esc("35;7") : esc("33;7");
chr = char('0' + (pp->blocks[j].bytes_progress * 10 / pp->blocks[j].block_size));
}
else if (pp->blocks[j].state == block_info::finished) color = esc("32;7");
else if (pp->blocks[j].state == block_info::writing) color = esc("36;7");
else if (pp->blocks[j].state == block_info::requested) color = snubbed ? esc("35;7") : esc("0");
else { color = esc("0"); chr = ' '; }
}
2016-07-09 22:26:26 +02:00
if (last_color == nullptr || std::strcmp(last_color, color) != 0)
{
std::snprintf(str, sizeof(str), "%s%c", color, chr);
out += str;
}
else
out += chr;
2015-05-03 04:56:46 +02:00
last_color = color;
}
out += esc("0");
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out += "]";
}
int main(int argc, char* argv[])
{
#ifndef _WIN32
// sets the terminal to single-character mode
// and resets when destructed
set_keypress s;
#endif
if (argc == 1)
{
std::fprintf(stderr, R"(usage: client_test [OPTIONS] [TORRENT|MAGNETURL]
OPTIONS:
CLIENT OPTIONS
-f <log file> logs all events to the given file
-s <path> sets the save path for downloads. This also determines
the resume data save directory. Torrents from the resume
directory are automatically added to the session on
startup.
-m <path> sets the .torrent monitor directory. torrent files
dropped in the directory are added the session and the
resume data directory, and removed from the monitor dir.
-t <seconds> sets the scan interval of the monitor dir
-F <milliseconds> sets the UI refresh rate. This is the number of
milliseconds between screen refreshes.
-k enable high performance settings. This overwrites any other
previous command line options, so be sure to specify this first
-G Add torrents in seed-mode (i.e. assume all pieces
are present and check hashes on-demand)
LIBTORRENT SETTINGS
--<name-of-setting>=<value>
set the libtorrent setting <name> to <value>
--list-settings print all libtorrent settings and exit
BITTORRENT OPTIONS
-T <limit> sets the max number of connections per torrent
-U <rate> sets per-torrent upload rate
-D <rate> sets per-torrent download rate
-Q enables share mode. Share mode attempts to maximize
share ratio rather than downloading
-r <IP:port> connect to specified peer
NETWORK OPTIONS
-x <file> loads an emule IP-filter file
-Y Rate limit local peers)"
#if TORRENT_USE_I2P
R"( -i <i2p-host> the hostname to an I2P SAM bridge to use
)"
#endif
R"(
DISK OPTIONS
-a <mode> sets the allocation mode. [sparse|allocate]
-0 disable disk I/O, read garbage and don't flush to disk
TORRENT is a path to a .torrent file
MAGNETURL is a magnet link
)") ;
return 0;
}
using namespace libtorrent;
2014-07-06 21:18:00 +02:00
namespace lt = libtorrent;
torrent_view view;
session_view ses_view;
2014-07-06 21:18:00 +02:00
settings_pack settings;
settings.set_int(settings_pack::cache_size, cache_size);
settings.set_int(settings_pack::choking_algorithm, settings_pack::rate_based_choker);
2014-07-06 21:18:00 +02:00
int refresh_delay = 500;
bool rate_limit_locals = false;
std::deque<std::string> events;
time_point next_dir_scan = clock_type::now();
2003-12-22 08:14:35 +01:00
// load the torrents given on the commandline
std::vector<lt::string_view> torrents;
ip_filter loaded_ip_filter;
for (int i = 1; i < argc; ++i)
{
if (argv[i][0] != '-')
{
torrents.push_back(argv[i]);
continue;
}
2017-03-18 17:19:49 +01:00
if (argv[i] == "--list-settings"_sv)
{
// print all libtorrent settings and exit
print_settings(settings_pack::string_type_base
, settings_pack::num_string_settings
, "%s=<string>\n");
print_settings(settings_pack::bool_type_base
, settings_pack::num_bool_settings
, "%s=<bool>\n");
print_settings(settings_pack::int_type_base
, settings_pack::num_int_settings
, "%s=<int>\n");
return 0;
}
// maybe this is an assignment of a libtorrent setting
if (argv[i][1] == '-' && strchr(argv[i], '=') != nullptr)
{
char const* equal = strchr(argv[i], '=');
char const* start = argv[i]+2;
// +2 is to skip the --
std::string const key(start, equal - start);
char const* value = equal + 1;
int const sett_name = setting_by_name(key);
if (sett_name < 0)
{
std::fprintf(stderr, "unknown setting: \"%s\"\n", key.c_str());
return 1;
}
switch (sett_name & settings_pack::type_mask)
{
case settings_pack::string_type_base:
settings.set_str(sett_name, value);
break;
case settings_pack::bool_type_base:
2017-03-18 17:19:49 +01:00
if (value == "0"_sv || value == "1"_sv)
{
settings.set_bool(sett_name, atoi(value) != 0);
}
else
{
std::fprintf(stderr, "invalid value for \"%s\". expected 0 or 1\n"
, key.c_str());
return 1;
}
break;
case settings_pack::int_type_base:
settings.set_int(sett_name, atoi(value));
break;
}
continue;
}
// if there's a flag but no argument following, ignore it
if (argc == i) continue;
char const* arg = argv[i+1];
if (arg == nullptr) arg = "";
2014-08-22 09:56:10 +02:00
switch (argv[i][1])
{
case 'f': g_log_file = std::fopen(arg, "w+"); break;
case 'k': settings = high_performance_seed(); --i; break;
case 'G': seed_mode = true; --i; break;
case 's': save_path = make_absolute_path(arg); break;
case 'U': torrent_upload_limit = atoi(arg) * 1000; break;
case 'D': torrent_download_limit = atoi(arg) * 1000; break;
case 'm': monitor_dir = make_absolute_path(arg); break;
2010-11-29 02:33:05 +01:00
case 'Q': share_mode = true; --i; break;
case 't': poll_interval = atoi(arg); break;
case 'F': refresh_delay = atoi(arg); break;
case 'a': allocation_mode = (arg == std::string("sparse"))
? libtorrent::storage_mode_sparse
: libtorrent::storage_mode_allocate;
break;
case 'x':
{
FILE* filter = std::fopen(arg, "r");
if (filter)
{
unsigned int a,b,c,d,e,f,g,h, flags;
while (std::fscanf(filter, "%u.%u.%u.%u - %u.%u.%u.%u %u\n"
, &a, &b, &c, &d, &e, &f, &g, &h, &flags) == 9)
{
address_v4 start((a << 24) + (b << 16) + (c << 8) + d);
address_v4 last((e << 24) + (f << 16) + (g << 8) + h);
if (flags <= 127) flags = ip_filter::blocked;
else flags = 0;
loaded_ip_filter.add_rule(start, last, flags);
}
std::fclose(filter);
}
}
break;
case 'T': max_connections_per_torrent = atoi(arg); break;
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case 'r': peer = arg; break;
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case 'Y':
{
--i;
rate_limit_locals = true;
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break;
}
case '0': disable_storage = true; --i;
}
2009-02-28 08:02:30 +01:00
++i; // skip the argument
}
2011-01-31 04:13:22 +01:00
// create directory for resume files
2014-11-19 10:23:08 +01:00
#ifdef TORRENT_WINDOWS
int ret = _mkdir(path_append(save_path, ".resume").c_str());
#else
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int ret = mkdir(path_append(save_path, ".resume").c_str(), 0777);
2014-11-19 10:23:08 +01:00
#endif
if (ret < 0 && errno != EEXIST)
{
std::fprintf(stderr, "failed to create resume file directory: (%d) %s\n"
2014-11-17 04:41:01 +01:00
, errno, strerror(errno));
}
2011-01-31 04:13:22 +01:00
settings.set_str(settings_pack::user_agent, "client_test/" LIBTORRENT_VERSION);
settings.set_int(settings_pack::alert_mask, alert::all_categories
& ~(alert::dht_notification
+ alert::progress_notification
+ alert::stats_notification
+ alert::session_log_notification
+ alert::torrent_log_notification
+ alert::peer_log_notification
+ alert::dht_log_notification
+ alert::picker_log_notification
));
libtorrent::session ses(settings);
if (rate_limit_locals)
{
ip_filter pcf;
pcf.add_rule(address_v4::from_string("0.0.0.0")
2017-03-31 04:51:39 +02:00
, address_v4::from_string("255.255.255.255")
, 1 << static_cast<std::uint32_t>(lt::session::global_peer_class_id));
#if TORRENT_USE_IPV6
pcf.add_rule(address_v6::from_string("::")
, address_v6::from_string("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"), 1);
#endif
ses.set_peer_class_filter(pcf);
}
ses.set_ip_filter(loaded_ip_filter);
error_code ec;
2010-12-29 03:17:44 +01:00
#ifndef TORRENT_DISABLE_DHT
dht_settings dht;
dht.privacy_lookups = true;
ses.set_dht_settings(dht);
std::vector<char> in;
if (load_file(".ses_state", in, ec) == 0)
{
bdecode_node e;
if (bdecode(&in[0], &in[0] + in.size(), e, ec) == 0)
ses.load_state(e, session::save_dht_state);
}
#endif
for (auto const& i : torrents)
{
if (i.substr(0, 7) == "magnet:") add_magnet(ses, i);
else add_torrent(ses, i.to_string());
}
// load resume files
std::string const resume_dir = path_append(save_path, ".resume");
std::vector<std::string> ents = list_dir(resume_dir
, [](lt::string_view p) { return p.size() > 7 && p.substr(p.size() - 7) == ".resume"; }, ec);
if (ec)
{
std::fprintf(stderr, "failed to list resume directory \"%s\": (%s : %d) %s\n"
, resume_dir.c_str(), ec.category().name(), ec.value(), ec.message().c_str());
}
else
{
int idx = 0;
for (auto const& e : ents)
{
std::string const file = path_append(resume_dir, e);
std::vector<char> resume_data;
load_file(file, resume_data, ec);
if (ec)
{
std::printf(" failed to load resume file \"%s\": %s\n"
, file.c_str(), ec.message().c_str());
continue;
}
add_torrent_params p = lt::read_resume_data(resume_data, ec);
if (ec)
{
std::printf(" failed to parse resume data \"%s\": %s\n"
, file.c_str(), ec.message().c_str());
continue;
}
// we're loading this torrent from resume data. There's no need to
// re-save the resume data immediately.
p.flags &= ~add_torrent_params::flag_need_save_resume;
ses.async_add_torrent(std::move(p));
++idx;
if ((idx % 32) == 0)
{
// regularly, pop and handle alerts, to avoid the alert queue from
// filling up with add_torrent_alerts
pop_alerts(view, ses_view, ses, events);
}
}
}
// main loop
std::vector<peer_info> peers;
std::vector<partial_piece_info> queue;
int tick = 0;
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#ifndef _WIN32
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signal(SIGTERM, signal_handler);
signal(SIGINT, signal_handler);
#endif
while (!quit)
{
++tick;
ses.post_torrent_updates();
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ses.post_session_stats();
ses.post_dht_stats();
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int terminal_width = 80;
int terminal_height = 50;
terminal_size(&terminal_width, &terminal_height);
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view.set_size(terminal_width, terminal_height / 3);
ses_view.set_pos(terminal_height / 3);
int c = 0;
if (sleep_and_input(&c, refresh_delay))
{
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#ifdef _WIN32
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#define ESCAPE_SEQ 224
#define LEFT_ARROW 75
#define RIGHT_ARROW 77
#define UP_ARROW 72
#define DOWN_ARROW 80
#else
#define ESCAPE_SEQ 27
#define LEFT_ARROW 68
#define RIGHT_ARROW 67
#define UP_ARROW 65
#define DOWN_ARROW 66
#endif
torrent_handle h = view.get_active_handle();
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if (c == EOF) { break; }
do
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{
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if (c == ESCAPE_SEQ)
{
// escape code, read another character
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#ifdef _WIN32
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int c2 = _getch();
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#else
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int c2 = getc(stdin);
if (c2 == EOF) { break; }
if (c2 != '[') continue;
c2 = getc(stdin);
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#endif
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if (c2 == EOF) break;
if (c2 == LEFT_ARROW)
{
// arrow left
int filter = view.filter();
if (filter > 0)
{
--filter;
view.set_filter(filter);
h = view.get_active_handle();
}
}
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else if (c2 == RIGHT_ARROW)
{
// arrow right
int filter = view.filter();
if (filter < torrent_view::torrents_max - 1)
{
++filter;
view.set_filter(filter);
h = view.get_active_handle();
}
}
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else if (c2 == UP_ARROW)
{
// arrow up
view.arrow_up();
h = view.get_active_handle();
}
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else if (c2 == DOWN_ARROW)
{
// arrow down
view.arrow_down();
h = view.get_active_handle();
}
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}
if (c == ' ')
{
if (ses.is_paused()) ses.resume();
else ses.pause();
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}
// add magnet link
if (c == 'm')
{
char url[4096];
url[0] = '\0';
puts("Enter magnet link:\n");
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#ifndef _WIN32
// enable terminal echo temporarily
set_keypress s(set_keypress::echo | set_keypress::canonical);
#endif
if (std::scanf("%4095s", url) == 1) add_magnet(ses, url);
else std::printf("failed to read magnet link\n");
}
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if (c == 'q')
{
quit = true;
break;
}
if (c == 'W' && h.is_valid())
{
std::set<std::string> seeds = h.url_seeds();
for (std::set<std::string>::iterator i = seeds.begin()
, end(seeds.end()); i != end; ++i)
{
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h.remove_url_seed(*i);
}
seeds = h.http_seeds();
for (std::set<std::string>::iterator i = seeds.begin()
, end(seeds.end()); i != end; ++i)
{
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h.remove_http_seed(*i);
}
}
if (c == 'D' && h.is_valid())
{
torrent_status const& st = view.get_active_torrent();
std::printf("\n\nARE YOU SURE YOU WANT TO DELETE THE FILES FOR '%s'. THIS OPERATION CANNOT BE UNDONE. (y/N)"
, st.name.c_str());
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#ifndef _WIN32
// enable terminal echo temporarily
set_keypress s(set_keypress::echo | set_keypress::canonical);
#endif
char response = 'n';
int ret = std::scanf("%c", &response);
if (ret == 1 && response == 'y')
{
// also delete the resume file
std::string const rpath = resume_file(st.info_hash);
if (::remove(rpath.c_str()) < 0)
std::printf("failed to delete resume file (\"%s\")\n"
, rpath.c_str());
if (st.handle.is_valid())
{
ses.remove_torrent(st.handle, lt::session::delete_files);
}
else
{
std::printf("failed to delete torrent, invalid handle: %s\n"
, st.name.c_str());
}
}
}
if (c == 'j' && h.is_valid())
{
h.force_recheck();
}
if (c == 'r' && h.is_valid())
{
h.force_reannounce();
}
if (c == 's' && h.is_valid())
{
torrent_status const& ts = view.get_active_torrent();
h.set_sequential_download(!ts.sequential_download);
}
if (c == 'R')
{
// save resume data for all torrents
std::vector<torrent_status> torr;
ses.get_torrent_status(&torr, [](torrent_status const& st)
{ return st.need_save_resume; }, 0);
for (torrent_status const& st : torr)
{
st.handle.save_resume_data(torrent_handle::save_info_dict);
++num_outstanding_resume_data;
}
}
if (c == 'o' && h.is_valid())
{
torrent_status const& ts = view.get_active_torrent();
int num_pieces = ts.num_pieces;
if (num_pieces > 300) num_pieces = 300;
for (piece_index_t i(0); i < piece_index_t(num_pieces); ++i)
{
h.set_piece_deadline(i, (static_cast<int>(i)+5) * 1000
, torrent_handle::alert_when_available);
}
}
if (c == 'v' && h.is_valid())
{
h.scrape_tracker();
}
if (c == 'p' && h.is_valid())
{
torrent_status const& ts = view.get_active_torrent();
if (!ts.auto_managed && ts.paused)
{
h.auto_managed(true);
}
else
{
h.auto_managed(false);
h.pause(torrent_handle::graceful_pause);
}
}
// toggle force-start
if (c == 'k' && h.is_valid())
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{
torrent_status const& ts = view.get_active_torrent();
h.auto_managed(!ts.auto_managed);
if (ts.auto_managed && ts.paused) h.resume();
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}
if (c == 'c' && h.is_valid())
{
h.clear_error();
}
// toggle displays
if (c == 't') print_trackers = !print_trackers;
if (c == 'i') print_peers = !print_peers;
if (c == 'l') print_log = !print_log;
if (c == 'd') print_downloads = !print_downloads;
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if (c == 'y') print_matrix = !print_matrix;
if (c == 'f') print_file_progress = !print_file_progress;
if (c == 'P') show_pad_files = !show_pad_files;
if (c == 'g') show_dht_status = !show_dht_status;
if (c == 'u') ses_view.print_utp_stats(!ses_view.print_utp_stats());
if (c == 'x') print_disk_stats = !print_disk_stats;
// toggle columns
if (c == '1') print_ip = !print_ip;
if (c == '3') print_timers = !print_timers;
if (c == '4') print_block = !print_block;
if (c == '5') print_peer_rate = !print_peer_rate;
if (c == '6') print_fails = !print_fails;
if (c == '7') print_send_bufs = !print_send_bufs;
if (c == 'C')
{
cache_size = (cache_size == 0) ? -1 : 0;
settings_pack p;
p.set_int(settings_pack::cache_size, cache_size);
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ses.apply_settings(std::move(p));
}
if (c == 'h')
{
clear_screen();
set_cursor_pos(0,0);
print(
"HELP SCREEN (press any key to dismiss)\n\n"
"CLIENT OPTIONS\n"
"[q] quit client [m] add magnet link\n"
"\n"
"TORRENT ACTIONS\n"
"[p] pause/unpause selected torrent [C] toggle disk cache\n"
"[s] toggle sequential download [j] force recheck\n"
"[space] toggle session pause [c] clear error\n"
"[v] scrape [D] delete torrent and data\n"
"[r] force reannounce [R] save resume data for all torrents\n"
"[o] set piece deadlines (sequential dl) [P] toggle auto-managed\n"
"[k] toggle force-started [W] remove all web seeds\n"
"\n"
"DISPLAY OPTIONS\n"
"left/right arrow keys: select torrent filter\n"
"up/down arrow keys: select torrent\n"
"[i] toggle show peers [d] toggle show downloading pieces\n"
"[u] show uTP stats [f] toggle show files\n"
"[g] show DHT [x] toggle disk cache stats\n"
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"[t] show trackers [l] toggle show log\n"
"[P] show pad files (in file list) [y] toggle show piece matrix\n"
"\n"
"COLUMN OPTIONS\n"
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"[1] toggle IP column [2]\n"
"[3] toggle timers column [4] toggle block progress column\n"
"[5] toggle peer rate column [6] toggle failures column\n"
"[7] toggle send buffers column\n"
);
int tmp;
while (sleep_and_input(&tmp, 500) == false);
}
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} while (sleep_and_input(&c, 0));
if (c == 'q') break;
}
pop_alerts(view, ses_view, ses, events);
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std::string out;
char str[500];
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int pos = view.height() + ses_view.height();
set_cursor_pos(0, pos);
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int cache_flags = print_downloads ? 0 : lt::session::disk_cache_no_pieces;
torrent_handle h = view.get_active_handle();
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cache_status cs;
ses.get_cache_info(&cs, h, cache_flags);
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#ifndef TORRENT_DISABLE_DHT
if (show_dht_status)
{
// TODO: 3 expose these counters as performance counters
/*
std::snprintf(str, sizeof(str), "DHT nodes: %d DHT cached nodes: %d "
"total DHT size: %" PRId64 " total observers: %d\n"
, sess_stat.dht_nodes, sess_stat.dht_node_cache, sess_stat.dht_global_nodes
, sess_stat.dht_total_allocations);
out += str;
*/
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int bucket = 0;
for (dht_routing_bucket const& n : dht_routing_table)
{
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char const* progress_bar =
"################################"
"################################"
"################################"
"################################";
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char const* short_progress_bar = "--------";
std::snprintf(str, sizeof(str)
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, "%3d [%3d, %d] %s%s\x1b[K\n"
, bucket, n.num_nodes, n.num_replacements
, progress_bar + (128 - n.num_nodes)
, short_progress_bar + (8 - (std::min)(8, n.num_replacements)));
out += str;
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pos += 1;
}
for (dht_lookup const& l : dht_active_requests)
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{
std::snprintf(str, sizeof(str)
, " %10s target: %s "
"[limit: %2d] "
"in-flight: %-2d "
"left: %-3d "
"1st-timeout: %-2d "
"timeouts: %-2d "
"responses: %-2d "
"last_sent: %-2d "
"\x1b[K\n"
, l.type
, to_hex(l.target).c_str()
, l.branch_factor
, l.outstanding_requests
, l.nodes_left
, l.first_timeout
, l.timeouts
, l.responses
, l.last_sent);
out += str;
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pos += 1;
}
}
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#endif
time_point const now = clock_type::now();
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if (h.is_valid())
{
torrent_status const& s = view.get_active_torrent();
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print((piece_bar(s.pieces, 126) + "\x1b[K\n").c_str());
pos += 1;
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if ((print_downloads && s.state != torrent_status::seeding)
|| print_peers)
h.get_peer_info(peers);
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if (print_peers && !peers.empty())
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pos += print_peer_info(out, peers, terminal_height - pos - 2);
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if (print_trackers)
{
for (announce_entry const& ae : h.trackers())
{
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if (pos + 1 >= terminal_height) break;
std::snprintf(str, sizeof(str), "%2d %-55s fails: %-3d (%-3d) %s %s %5d \"%s\" %s\x1b[K\n"
, ae.tier, ae.url.c_str(), ae.fails, ae.fail_limit, ae.verified?"OK ":"- "
, ae.updating?"updating"
:to_string(int(total_seconds(ae.next_announce - now)), 8).c_str()
, int(ae.min_announce > now ? total_seconds(ae.min_announce - now) : 0)
, ae.last_error ? ae.last_error.message().c_str() : ""
, ae.message.c_str());
out += str;
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pos += 1;
}
}
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if (print_matrix)
{
int height = 0;
print(piece_matrix(s.pieces, terminal_width, &height).c_str());
pos += height;
}
if (print_downloads)
{
h.get_download_queue(queue);
std::sort(queue.begin(), queue.end()
, [] (partial_piece_info const& lhs, partial_piece_info const& rhs)
{ return lhs.piece_index < rhs.piece_index; });
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std::sort(cs.pieces.begin(), cs.pieces.end()
, [](cached_piece_info const& lhs, cached_piece_info const& rhs)
{ return lhs.piece < rhs.piece; });
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int p = 0; // this is horizontal position
for (cached_piece_info const& i : cs.pieces)
{
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if (pos + 3 >= terminal_height) break;
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partial_piece_info* pp = nullptr;
partial_piece_info tmp;
tmp.piece_index = i.piece;
std::vector<partial_piece_info>::iterator ppi
= std::lower_bound(queue.begin(), queue.end(), tmp
, [](partial_piece_info const& lhs, partial_piece_info const& rhs)
{ return lhs.piece_index < rhs.piece_index; });
if (ppi != queue.end() && ppi->piece_index == i.piece) pp = &*ppi;
print_piece(pp, &i, peers, out);
int num_blocks = pp ? pp->blocks_in_piece : int(i.blocks.size());
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p += num_blocks + 8;
bool continuous_mode = 8 + num_blocks > terminal_width;
if (continuous_mode)
{
while (p > terminal_width)
{
p -= terminal_width;
++pos;
}
}
else if (p + num_blocks + 8 > terminal_width)
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{
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out += "\x1b[K\n";
pos += 1;
p = 0;
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}
if (pp) queue.erase(ppi);
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}
for (partial_piece_info const& i : queue)
{
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if (pos + 3 >= terminal_height) break;
print_piece(&i, nullptr, peers, out);
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int num_blocks = i.blocks_in_piece;
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p += num_blocks + 8;
bool continuous_mode = 8 + num_blocks > terminal_width;
if (continuous_mode)
{
while (p > terminal_width)
{
p -= terminal_width;
++pos;
}
}
else if (p + num_blocks + 8 > terminal_width)
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{
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out += "\x1b[K\n";
pos += 1;
p = 0;
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}
}
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if (p != 0)
{
out += "\x1b[K\n";
pos += 1;
}
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std::snprintf(str, sizeof(str), "%s %s read cache | %s %s downloading | %s %s cached | %s %s flushed | %s %s snubbed\x1b[K\n"
, esc("34;7"), esc("0") // read cache
, esc("33;7"), esc("0") // downloading
, esc("36;7"), esc("0") // cached
, esc("32;7"), esc("0") // flushed
, esc("35;7"), esc("0") // snubbed
);
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out += str;
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pos += 1;
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}
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if (print_file_progress && s.has_metadata)
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{
std::vector<std::int64_t> file_progress;
h.file_progress(file_progress);
std::vector<open_file_state> file_status = h.file_status();
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std::vector<int> file_prio = h.file_priorities();
auto f = file_status.begin();
std::shared_ptr<const torrent_info> ti = h.torrent_file();
int p = 0; // this is horizontal position
for (file_index_t i(0); i < file_index_t(ti->num_files()); ++i)
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{
int const idx = static_cast<int>(i);
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if (pos + 1 >= terminal_height) break;
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bool pad_file = ti->files().pad_file_at(i);
if (pad_file)
{
if (show_pad_files)
{
std::snprintf(str, sizeof(str), "\x1b[34m%-70s %s\x1b[0m\x1b[K\n"
, ti->files().file_name(i).to_string().c_str()
2014-07-06 21:18:00 +02:00
, add_suffix(ti->files().file_size(i)).c_str());
out += str;
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pos += 1;
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}
continue;
}
int const progress = ti->files().file_size(i) > 0
? int(file_progress[idx] * 1000 / ti->files().file_size(i)) : 1000;
assert(file_progress[idx] <= ti->files().file_size(i));
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bool const complete = file_progress[idx] == ti->files().file_size(i);
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std::string title = ti->files().file_name(i).to_string();
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if (!complete)
{
std::snprintf(str, sizeof(str), " (%.1f%%)", progress / 10.f);
2014-07-06 21:18:00 +02:00
title += str;
}
if (f != file_status.end() && f->file_index == i)
{
title += " [ ";
if ((f->open_mode & file_open_mode::rw_mask) == file::read_write) title += "read/write ";
else if ((f->open_mode & file_open_mode::rw_mask) == file::read_only) title += "read ";
else if ((f->open_mode & file_open_mode::rw_mask) == file::write_only) title += "write ";
if (f->open_mode & file_open_mode::random_access) title += "random_access ";
if (f->open_mode & file_open_mode::locked) title += "locked ";
if (f->open_mode & file_open_mode::sparse) title += "sparse ";
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title += "]";
++f;
}
const int file_progress_width = 65;
// do we need to line-break?
if (p + file_progress_width + 13 > terminal_width)
{
out += "\x1b[K\n";
pos += 1;
p = 0;
}
std::snprintf(str, sizeof(str), "%s %7s p: %d ",
progress_bar(progress, file_progress_width, complete ? col_green : col_yellow, '-', '#'
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, title.c_str()).c_str()
, add_suffix(file_progress[idx]).c_str()
, file_prio[idx]);
p += file_progress_width + 13;
out += str;
}
if (p != 0)
{
out += "\x1b[K\n";
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pos += 1;
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}
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}
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}
if (print_log)
{
for (auto const& e : events)
{
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if (pos + 1 >= terminal_height) break;
out += e;
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out += "\x1b[K\n";
pos += 1;
}
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}
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// clear rest of screen
out += "\x1b[J";
print(out.c_str());
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std::fflush(stdout);
if (!monitor_dir.empty() && next_dir_scan < now)
{
scan_dir(monitor_dir, ses);
next_dir_scan = now + seconds(poll_interval);
}
}
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ses.pause();
std::printf("saving resume data\n");
// get all the torrent handles that we need to save resume data for
std::vector<torrent_status> temp;
ses.get_torrent_status(&temp, [](torrent_status const& st)
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{
if (!st.handle.is_valid()) return false;
if (!st.has_metadata) return false;
if (!st.need_save_resume) return false;
return true;
}, 0);
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int idx = 0;
for (auto const& st : temp)
{
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// save_resume_data will generate an alert when it's done
st.handle.save_resume_data(torrent_handle::save_info_dict);
++num_outstanding_resume_data;
++idx;
if ((idx % 32) == 0)
{
std::printf("\r%d ", num_outstanding_resume_data);
pop_alerts(view, ses_view, ses, events);
}
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}
std::printf("\nwaiting for resume data [%d]\n", num_outstanding_resume_data);
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while (num_outstanding_resume_data > 0)
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{
alert const* a = ses.wait_for_alert(seconds(10));
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if (a == nullptr) continue;
pop_alerts(view, ses_view, ses, events);
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}
if (g_log_file) std::fclose(g_log_file);
// we're just saving the DHT state
#ifndef TORRENT_DISABLE_DHT
std::printf("\nsaving session state\n");
{
entry session_state;
ses.save_state(session_state, session::save_dht_state);
std::vector<char> out;
bencode(std::back_inserter(out), session_state);
save_file(".ses_state", out);
}
#endif
std::printf("closing session\n");
return 0;
}