| 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 | static OFF_T last_ofs; |
| 25 | static struct timeval print_time; |
| 26 | static struct timeval start_time; |
| 27 | static OFF_T start_ofs; |
| 28 | |
| 29 | static unsigned long msdiff(struct timeval *t1, struct timeval *t2) |
| 30 | { |
| 31 | return (t2->tv_sec - t1->tv_sec) * 1000 |
| 32 | + (t2->tv_usec - t1->tv_usec) / 1000; |
| 33 | } |
| 34 | |
| 35 | |
| 36 | /** |
| 37 | * @param ofs Current position in file |
| 38 | * @param size Total size of file |
| 39 | * @param is_last True if this is the last time progress will be |
| 40 | * printed for this file, so we should output a newline. (Not |
| 41 | * necessarily the same as all bytes being received.) |
| 42 | **/ |
| 43 | static void rprint_progress(OFF_T ofs, OFF_T size, struct timeval *now, |
| 44 | int is_last) |
| 45 | { |
| 46 | int pct = (ofs == size) ? 100 : (int)((100.0*ofs)/size); |
| 47 | unsigned long diff = msdiff(&start_time, now); |
| 48 | double rate = diff ? (double) (ofs-start_ofs) * 1000.0 / diff / 1024.0 : 0; |
| 49 | const char *units; |
| 50 | /* If we've finished transferring this file, show the time taken; |
| 51 | * otherwise show expected time to complete. That's kind of |
| 52 | * inconsistent, but people can probably cope. Hopefully we'll |
| 53 | * get more consistent and complete progress reporting soon. -- |
| 54 | * mbp */ |
| 55 | double remain = is_last |
| 56 | ? (double) diff / 1000.0 |
| 57 | : rate ? (double) (size-ofs) / rate / 1000.0 : 0.0; |
| 58 | int remain_h, remain_m, remain_s; |
| 59 | |
| 60 | if (rate > 1024*1024) { |
| 61 | rate /= 1024.0 * 1024.0; |
| 62 | units = "GB/s"; |
| 63 | } else if (rate > 1024) { |
| 64 | rate /= 1024.0; |
| 65 | units = "MB/s"; |
| 66 | } else { |
| 67 | units = "kB/s"; |
| 68 | } |
| 69 | |
| 70 | remain_s = (int) remain % 60; |
| 71 | remain_m = (int) (remain / 60.0) % 60; |
| 72 | remain_h = (int) (remain / 3600.0); |
| 73 | |
| 74 | rprintf(FINFO, "%12.0f %3d%% %7.2f%s %4d:%02d:%02d%s", |
| 75 | (double) ofs, pct, rate, units, |
| 76 | remain_h, remain_m, remain_s, |
| 77 | is_last ? "\n" : "\r"); |
| 78 | } |
| 79 | |
| 80 | void end_progress(OFF_T size) |
| 81 | { |
| 82 | extern int do_progress, am_server; |
| 83 | |
| 84 | if (do_progress && !am_server) { |
| 85 | struct timeval now; |
| 86 | gettimeofday(&now, NULL); |
| 87 | rprint_progress(size, size, &now, True); |
| 88 | } |
| 89 | last_ofs = 0; |
| 90 | start_ofs = 0; |
| 91 | print_time.tv_sec = print_time.tv_usec = 0; |
| 92 | start_time.tv_sec = start_time.tv_usec = 0; |
| 93 | } |
| 94 | |
| 95 | void show_progress(OFF_T ofs, OFF_T size) |
| 96 | { |
| 97 | extern int do_progress, am_server; |
| 98 | struct timeval now; |
| 99 | |
| 100 | gettimeofday(&now, NULL); |
| 101 | |
| 102 | if (!start_time.tv_sec && !start_time.tv_usec) { |
| 103 | start_time.tv_sec = now.tv_sec; |
| 104 | start_time.tv_usec = now.tv_usec; |
| 105 | start_ofs = ofs; |
| 106 | } |
| 107 | |
| 108 | if (do_progress |
| 109 | && !am_server |
| 110 | && ofs > last_ofs + 1000 |
| 111 | && msdiff(&print_time, &now) > 250) { |
| 112 | rprint_progress(ofs, size, &now, False); |
| 113 | last_ofs = ofs; |
| 114 | print_time.tv_sec = now.tv_sec; |
| 115 | print_time.tv_usec = now.tv_usec; |
| 116 | } |
| 117 | } |