/* 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 "session_view.hpp" #include "print.hpp" #include "libtorrent/session_stats.hpp" #include "libtorrent/torrent_handle.hpp" #include // for std::max namespace lt = libtorrent; session_view::session_view() : m_position(0) , m_print_utp_stats(false) { using libtorrent::find_metric_idx; m_width = 128; std::vector metrics = lt::session_stats_metrics(); m_cnt[0].resize(metrics.size(), 0); m_cnt[1].resize(metrics.size(), 0); m_queued_bytes_idx = find_metric_idx("disk.queued_write_bytes"); m_wasted_bytes_idx = find_metric_idx("net.recv_redundant_bytes"); m_failed_bytes_idx = find_metric_idx("net.recv_failed_bytes"); m_num_peers_idx = find_metric_idx("peer.num_peers_connected"); m_recv_payload_idx = find_metric_idx("net.recv_payload_bytes"); m_sent_payload_idx = find_metric_idx("net.sent_payload_bytes"); m_unchoked_idx = find_metric_idx("peer.num_peers_up_unchoked"); m_unchoke_slots_idx = find_metric_idx("ses.num_unchoke_slots"); m_limiter_up_queue_idx = find_metric_idx("net.limiter_up_queue"); m_limiter_down_queue_idx = find_metric_idx("net.limiter_down_queue"); m_queued_writes_idx = find_metric_idx("disk.num_write_jobs"); m_queued_reads_idx = find_metric_idx("disk.num_read_jobs"); m_writes_cache_idx = find_metric_idx("disk.write_cache_blocks"); m_reads_cache_idx = find_metric_idx("disk.read_cache_blocks"); m_pinned_idx = find_metric_idx("disk.pinned_blocks"); m_num_blocks_read_idx = find_metric_idx("disk.num_blocks_read"); m_cache_hit_idx = find_metric_idx("disk.num_blocks_cache_hits"); m_blocks_in_use_idx = find_metric_idx("disk.disk_blocks_in_use"); m_blocks_written_idx = find_metric_idx("disk.num_blocks_written"); m_write_ops_idx = find_metric_idx("disk.num_write_ops"); m_mfu_size_idx = find_metric_idx("disk.arc_mfu_size"); m_mfu_ghost_idx = find_metric_idx("disk.arc_mfu_ghost_size"); m_mru_size_idx = find_metric_idx("disk.arc_mru_size"); m_mru_ghost_idx = find_metric_idx("disk.arc_mru_ghost_size"); m_utp_idle = find_metric_idx("utp.num_utp_idle"); m_utp_syn_sent = find_metric_idx("utp.num_utp_syn_sent"); m_utp_connected = find_metric_idx("utp.num_utp_connected"); m_utp_fin_sent = find_metric_idx("utp.num_utp_fin_sent"); m_utp_close_wait = find_metric_idx("utp.num_utp_close_wait"); } void session_view::set_pos(int pos) { m_position = pos; } int session_view::pos() const { return m_position; } int session_view::height() const { return 3 + m_print_utp_stats; } void session_view::render() { char str[1024]; int pos = 0; int y = m_position; float seconds = (m_timestamp[0] - m_timestamp[1]) / 1000000.f; int download_rate = (m_cnt[0][m_recv_payload_idx] - m_cnt[1][m_recv_payload_idx]) / seconds; int upload_rate = (m_cnt[0][m_sent_payload_idx] - m_cnt[1][m_sent_payload_idx]) / seconds; pos += snprintf(str, sizeof(str), "%s%s fail: %s down: %s (%s) " " bw queue: %s | %s conns: %3d unchoked: %2d / %2d " " %s\x1b[K" , esc("48;5;238") , esc("1") , add_suffix(m_cnt[0][m_failed_bytes_idx]).c_str() , color(add_suffix(download_rate, "/s"), col_green).c_str() , color(add_suffix(m_cnt[0][m_recv_payload_idx]), col_green).c_str() , color(to_string(m_cnt[0][m_limiter_up_queue_idx], 3), col_red).c_str() , color(to_string(m_cnt[0][m_limiter_down_queue_idx], 3), col_green).c_str() , int(m_cnt[0][m_num_peers_idx]) , int(m_cnt[0][m_unchoked_idx]) , int(m_cnt[0][m_unchoke_slots_idx]) , esc("0")); set_cursor_pos(0, y++); print(str); snprintf(str, sizeof(str), "%s%swaste: %s up: %s (%s) " "disk queue: %s | %s cache w: %3d%% r: %3d%% " "size: w: %s r: %s total: %s %s\x1b[K" #ifdef _WIN32 , esc("40") #else , esc("48;5;238") #endif , esc("1") , add_suffix(m_cnt[0][m_wasted_bytes_idx]).c_str() , color(add_suffix(upload_rate, "/s"), col_red).c_str() , color(add_suffix(m_cnt[0][m_sent_payload_idx]), col_red).c_str() , color(to_string(m_cnt[0][m_queued_reads_idx], 3), col_red).c_str() , color(to_string(m_cnt[0][m_queued_writes_idx], 3), col_green).c_str() , int((m_cnt[0][m_blocks_written_idx] - m_cnt[0][m_write_ops_idx]) * 100 / (std::max)(boost::uint64_t(1), m_cnt[0][m_blocks_written_idx])) , int(m_cnt[0][m_cache_hit_idx] * 100 / (std::max)(boost::uint64_t(1), m_cnt[0][m_num_blocks_read_idx])) , add_suffix(m_cnt[0][m_writes_cache_idx] * 16 * 1024).c_str() , add_suffix(m_cnt[0][m_reads_cache_idx] * 16 * 1024).c_str() , add_suffix(m_cnt[0][m_blocks_in_use_idx] * 16 * 1024).c_str() , esc("0")); set_cursor_pos(0, y++); print(str); /* snprintf(str, sizeof(str), "| timing - " " read: %6d ms | write: %6d ms | hash: %6d" , cs.average_read_time / 1000, cs.average_write_time / 1000 , cs.average_hash_time / 1000); set_cursor_pos(0, y++); print(str); snprintf(str, sizeof(str), "| jobs - queued: %4d (%4d) pending: %4d blocked: %4d " "queued-bytes: %5" PRId64 " kB" , cs.queued_jobs, cs.peak_queued, cs.pending_jobs, cs.blocked_jobs , m_cnt[0][m_queued_bytes_idx] / 1000); set_cursor_pos(0, y++); print(str); snprintf(str, sizeof(str), "| cache - total: %4d read: %4d write: %4d pinned: %4d write-queue: %4d" , cs.read_cache_size + cs.write_cache_size, cs.read_cache_size , cs.write_cache_size, cs.pinned_blocks , int(m_cnt[0][m_queued_bytes_idx] / 0x4000)); set_cursor_pos(0, y++); print(str); */ int mru_size = int(m_cnt[0][m_mru_size_idx] + m_cnt[0][m_mru_ghost_idx]); int mfu_size = int(m_cnt[0][m_mfu_size_idx] + m_cnt[0][m_mfu_ghost_idx]); int arc_size = mru_size + mfu_size; char mru_caption[100]; snprintf(mru_caption, sizeof(mru_caption), "MRU: %d (%d)" , int(m_cnt[0][m_mru_size_idx]), int(m_cnt[0][m_mru_ghost_idx])); char mfu_caption[100]; snprintf(mfu_caption, sizeof(mfu_caption), "MFU: %d (%d)" , int(m_cnt[0][m_mfu_size_idx]), int(m_cnt[0][m_mfu_ghost_idx])); pos = snprintf(str, sizeof(str), "cache: "); if (arc_size > 0) { if (mru_size > 0) { pos += snprintf(str + pos, sizeof(str) - pos, "%s" , progress_bar(m_cnt[0][m_mru_ghost_idx] * 1000 / mru_size , mru_size * (m_width-8) / arc_size, col_yellow, '-', '#' , mru_caption, progress_invert).c_str()); } pos += snprintf(str + pos, sizeof(str) - pos, "|"); if (mfu_size) { pos += snprintf(str + pos, sizeof(str) - pos, "%s" , progress_bar(m_cnt[0][m_mfu_size_idx] * 1000 / mfu_size , mfu_size * (m_width-8) / arc_size, col_green, '#', '-' , mfu_caption).c_str()); } } pos += snprintf(str + pos, sizeof(str) - pos, "\x1b[K"); set_cursor_pos(0, y++); print(str); if (m_print_utp_stats) { snprintf(str, sizeof(str), "uTP idle: %d syn: %d est: %d fin: %d wait: %d\x1b[K" , int(m_cnt[0][m_utp_idle]) , int(m_cnt[0][m_utp_syn_sent]) , int(m_cnt[0][m_utp_connected]) , int(m_cnt[0][m_utp_fin_sent]) , int(m_cnt[0][m_utp_close_wait])); set_cursor_pos(0, y++); print(str); } } void session_view::update_counters(boost::uint64_t* stats_counters , int num_cnt, boost::uint64_t t) { // only update the previous counters if there's been enough // time since it was last updated if (t - m_timestamp[1] > 2000000) { m_cnt[1].swap(m_cnt[0]); m_timestamp[1] = m_timestamp[0]; } m_cnt[0].assign(stats_counters, stats_counters + num_cnt); m_timestamp[0] = t; render(); }