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fcb69e5c | 1 | /* -*- c-file-style: "linux" -*- |
603e6b05 WD |
2 | * |
3 | * Copyright (C) 1996-2000 by Andrew Tridgell | |
fcb69e5c MP |
4 | * Copyright (C) Paul Mackerras 1996 |
5 | * Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org> | |
603e6b05 | 6 | * |
fcb69e5c MP |
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. | |
603e6b05 | 11 | * |
fcb69e5c MP |
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. | |
603e6b05 | 16 | * |
fcb69e5c MP |
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 | ||
b35d0d8e MP |
22 | #include "rsync.h" |
23 | ||
fb6e0ea1 | 24 | extern struct stats stats; |
5562deb1 WD |
25 | extern int am_server; |
26 | ||
304f127f WD |
27 | #define PROGRESS_HISTORY_SECS 5 |
28 | ||
29 | struct progress_history { | |
30 | struct timeval time; | |
31 | OFF_T ofs; | |
32 | }; | |
33 | ||
34 | static struct progress_history ph_start; | |
35 | static struct progress_history ph_list[PROGRESS_HISTORY_SECS]; | |
36 | static int newest_hpos, oldest_hpos; | |
b35d0d8e MP |
37 | |
38 | static unsigned long msdiff(struct timeval *t1, struct timeval *t2) | |
39 | { | |
304f127f | 40 | return (t2->tv_sec - t1->tv_sec) * 1000L |
603e6b05 | 41 | + (t2->tv_usec - t1->tv_usec) / 1000; |
b35d0d8e MP |
42 | } |
43 | ||
44 | ||
45 | /** | |
46 | * @param ofs Current position in file | |
47 | * @param size Total size of file | |
48 | * @param is_last True if this is the last time progress will be | |
49 | * printed for this file, so we should output a newline. (Not | |
50 | * necessarily the same as all bytes being received.) | |
51 | **/ | |
52 | static void rprint_progress(OFF_T ofs, OFF_T size, struct timeval *now, | |
53 | int is_last) | |
54 | { | |
fb6e0ea1 | 55 | char eol[256]; |
603e6b05 | 56 | const char *units; |
304f127f WD |
57 | int pct = ofs == size ? 100 : (int) (100.0 * ofs / size); |
58 | unsigned long diff; | |
59 | double rate, remain; | |
603e6b05 | 60 | int remain_h, remain_m, remain_s; |
b35d0d8e | 61 | |
304f127f WD |
62 | if (is_last) { |
63 | /* Compute stats based on the starting info. */ | |
64 | diff = msdiff(&ph_start.time, now); | |
65 | if (!diff) | |
66 | diff = 1; | |
67 | rate = (double) (ofs - ph_start.ofs) * 1000.0 / diff / 1024.0; | |
68 | /* Switch to total time taken for our last update. */ | |
69 | remain = (double) diff / 1000.0; | |
70 | } else { | |
71 | /* Compute stats based on recent progress. */ | |
72 | diff = msdiff(&ph_list[oldest_hpos].time, now); | |
73 | rate = diff ? (double) (ofs - ph_list[oldest_hpos].ofs) * 1000.0 | |
74 | / diff / 1024.0 : 0; | |
75 | remain = rate ? (double) (size - ofs) / rate / 1000.0 : 0.0; | |
76 | } | |
77 | ||
603e6b05 WD |
78 | if (rate > 1024*1024) { |
79 | rate /= 1024.0 * 1024.0; | |
80 | units = "GB/s"; | |
81 | } else if (rate > 1024) { | |
82 | rate /= 1024.0; | |
83 | units = "MB/s"; | |
84 | } else { | |
85 | units = "kB/s"; | |
86 | } | |
87 | ||
88 | remain_s = (int) remain % 60; | |
89 | remain_m = (int) (remain / 60.0) % 60; | |
90 | remain_h = (int) (remain / 3600.0); | |
b35d0d8e | 91 | |
fb6e0ea1 WD |
92 | if (is_last) { |
93 | snprintf(eol, sizeof eol, " (%d, %.1f%% of %d)\n", | |
94 | stats.num_transferred_files, | |
3eaf615f WD |
95 | (float)((stats.current_file_index+1) * 100) |
96 | / stats.num_files, | |
fb6e0ea1 WD |
97 | stats.num_files); |
98 | } else | |
99 | strcpy(eol, "\r"); | |
603e6b05 WD |
100 | rprintf(FINFO, "%12.0f %3d%% %7.2f%s %4d:%02d:%02d%s", |
101 | (double) ofs, pct, rate, units, | |
fb6e0ea1 | 102 | remain_h, remain_m, remain_s, eol); |
b35d0d8e MP |
103 | } |
104 | ||
105 | void end_progress(OFF_T size) | |
106 | { | |
1c8162a9 WD |
107 | if (!am_server) { |
108 | struct timeval now; | |
109 | gettimeofday(&now, NULL); | |
110 | rprint_progress(size, size, &now, True); | |
b35d0d8e | 111 | } |
304f127f | 112 | memset(&ph_start, 0, sizeof ph_start); |
b35d0d8e MP |
113 | } |
114 | ||
115 | void show_progress(OFF_T ofs, OFF_T size) | |
116 | { | |
1c8162a9 | 117 | struct timeval now; |
d6a3e37b WD |
118 | #if HAVE_GETPGRP && HAVE_TCGETPGRP |
119 | static pid_t pgrp = -1; | |
120 | pid_t tc_pgrp; | |
121 | #endif | |
b35d0d8e | 122 | |
304f127f WD |
123 | if (am_server) |
124 | return; | |
125 | ||
d6a3e37b WD |
126 | #if HAVE_GETPGRP && HAVE_TCGETPGRP |
127 | if (pgrp == -1) { | |
128 | # if GETPGRP_VOID | |
129 | pgrp = getpgrp(); | |
130 | # else | |
131 | pgrp = getpgrp(0); | |
132 | # endif | |
133 | } | |
134 | #endif | |
135 | ||
304f127f WD |
136 | gettimeofday(&now, NULL); |
137 | ||
138 | if (!ph_start.time.tv_sec) { | |
139 | int i; | |
140 | ||
141 | /* Try to guess the real starting time when the sender started | |
142 | * to send us data by using the time we last received some data | |
143 | * in the last file (if it was recent enough). */ | |
144 | if (msdiff(&ph_list[newest_hpos].time, &now) <= 1500) { | |
145 | ph_start.time = ph_list[newest_hpos].time; | |
146 | ph_start.ofs = 0; | |
147 | } else { | |
148 | ph_start.time.tv_sec = now.tv_sec; | |
149 | ph_start.time.tv_usec = now.tv_usec; | |
150 | ph_start.ofs = ofs; | |
151 | } | |
152 | ||
153 | for (i = 0; i < PROGRESS_HISTORY_SECS; i++) | |
154 | ph_list[i] = ph_start; | |
1c8162a9 WD |
155 | } |
156 | else { | |
304f127f | 157 | if (msdiff(&ph_list[newest_hpos].time, &now) < 1000) |
1c8162a9 | 158 | return; |
b35d0d8e | 159 | |
304f127f WD |
160 | newest_hpos = oldest_hpos; |
161 | oldest_hpos = (oldest_hpos + 1) % PROGRESS_HISTORY_SECS; | |
162 | ph_list[newest_hpos].time.tv_sec = now.tv_sec; | |
163 | ph_list[newest_hpos].time.tv_usec = now.tv_usec; | |
164 | ph_list[newest_hpos].ofs = ofs; | |
b35d0d8e | 165 | } |
304f127f | 166 | |
d6a3e37b WD |
167 | #if HAVE_GETPGRP && HAVE_TCGETPGRP |
168 | tc_pgrp = tcgetpgrp(STDOUT_FILENO); | |
169 | if (tc_pgrp != pgrp && tc_pgrp != -1) | |
170 | return; | |
171 | #endif | |
172 | ||
304f127f | 173 | rprint_progress(ofs, size, &now, False); |
b35d0d8e | 174 | } |