| 1 | /* -*- c-file-style: "linux" -*- |
| 2 | * |
| 3 | * Copyright (C) 1996-2000 by Andrew Tridgell |
| 4 | * Copyright (C) Paul Mackerras 1996 |
| 5 | * Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org> |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 20 | */ |
| 21 | |
| 22 | #include "rsync.h" |
| 23 | |
| 24 | extern struct stats stats; |
| 25 | extern int am_server; |
| 26 | |
| 27 | static OFF_T last_ofs; |
| 28 | static struct timeval print_time; |
| 29 | static struct timeval start_time; |
| 30 | static OFF_T start_ofs; |
| 31 | |
| 32 | static unsigned long msdiff(struct timeval *t1, struct timeval *t2) |
| 33 | { |
| 34 | return (t2->tv_sec - t1->tv_sec) * 1000 |
| 35 | + (t2->tv_usec - t1->tv_usec) / 1000; |
| 36 | } |
| 37 | |
| 38 | |
| 39 | /** |
| 40 | * @param ofs Current position in file |
| 41 | * @param size Total size of file |
| 42 | * @param is_last True if this is the last time progress will be |
| 43 | * printed for this file, so we should output a newline. (Not |
| 44 | * necessarily the same as all bytes being received.) |
| 45 | **/ |
| 46 | static void rprint_progress(OFF_T ofs, OFF_T size, struct timeval *now, |
| 47 | int is_last) |
| 48 | { |
| 49 | char eol[256]; |
| 50 | int pct = (ofs == size) ? 100 : (int)((100.0*ofs)/size); |
| 51 | unsigned long diff = msdiff(&start_time, now); |
| 52 | double rate = diff ? (double) (ofs-start_ofs) * 1000.0 / diff / 1024.0 : 0; |
| 53 | const char *units; |
| 54 | /* If we've finished transferring this file, show the time taken; |
| 55 | * otherwise show expected time to complete. That's kind of |
| 56 | * inconsistent, but people can probably cope. Hopefully we'll |
| 57 | * get more consistent and complete progress reporting soon. -- |
| 58 | * mbp */ |
| 59 | double remain = is_last ? (double) diff / 1000.0 |
| 60 | : rate ? (double) (size-ofs) / rate / 1000.0 : 0.0; |
| 61 | int remain_h, remain_m, remain_s; |
| 62 | |
| 63 | if (rate > 1024*1024) { |
| 64 | rate /= 1024.0 * 1024.0; |
| 65 | units = "GB/s"; |
| 66 | } else if (rate > 1024) { |
| 67 | rate /= 1024.0; |
| 68 | units = "MB/s"; |
| 69 | } else { |
| 70 | units = "kB/s"; |
| 71 | } |
| 72 | |
| 73 | remain_s = (int) remain % 60; |
| 74 | remain_m = (int) (remain / 60.0) % 60; |
| 75 | remain_h = (int) (remain / 3600.0); |
| 76 | |
| 77 | if (is_last) { |
| 78 | snprintf(eol, sizeof eol, " (%d, %.1f%% of %d)\n", |
| 79 | stats.num_transferred_files, |
| 80 | (float)(stats.current_file_index * 100) / stats.num_files, |
| 81 | stats.num_files); |
| 82 | } else |
| 83 | strcpy(eol, "\r"); |
| 84 | rprintf(FINFO, "%12.0f %3d%% %7.2f%s %4d:%02d:%02d%s", |
| 85 | (double) ofs, pct, rate, units, |
| 86 | remain_h, remain_m, remain_s, eol); |
| 87 | } |
| 88 | |
| 89 | void end_progress(OFF_T size) |
| 90 | { |
| 91 | if (!am_server) { |
| 92 | struct timeval now; |
| 93 | gettimeofday(&now, NULL); |
| 94 | rprint_progress(size, size, &now, True); |
| 95 | } |
| 96 | last_ofs = 0; |
| 97 | start_ofs = 0; |
| 98 | print_time.tv_sec = print_time.tv_usec = 0; |
| 99 | start_time.tv_sec = start_time.tv_usec = 0; |
| 100 | } |
| 101 | |
| 102 | void show_progress(OFF_T ofs, OFF_T size) |
| 103 | { |
| 104 | struct timeval now; |
| 105 | |
| 106 | if (!start_time.tv_sec) { |
| 107 | gettimeofday(&now, NULL); |
| 108 | start_time.tv_sec = now.tv_sec; |
| 109 | start_time.tv_usec = now.tv_usec; |
| 110 | start_ofs = ofs; |
| 111 | if (am_server) |
| 112 | return; |
| 113 | } |
| 114 | else { |
| 115 | if (am_server) |
| 116 | return; |
| 117 | gettimeofday(&now, NULL); |
| 118 | } |
| 119 | |
| 120 | if (ofs > last_ofs + 1000 && msdiff(&print_time, &now) > 250) { |
| 121 | rprint_progress(ofs, size, &now, False); |
| 122 | last_ofs = ofs; |
| 123 | print_time.tv_sec = now.tv_sec; |
| 124 | print_time.tv_usec = now.tv_usec; |
| 125 | } |
| 126 | } |