Commit | Line | Data |
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0f78b815 WD |
1 | /* |
2 | * Routines to output progress information during a file transfer. | |
603e6b05 | 3 | * |
0f78b815 WD |
4 | * Copyright (C) 1996-2000 Andrew Tridgell |
5 | * Copyright (C) 1996 Paul Mackerras | |
6 | * Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org> | |
ba2133d6 | 7 | * Copyright (C) 2003-2007 Wayne Davison |
603e6b05 | 8 | * |
fcb69e5c | 9 | * This program is free software; you can redistribute it and/or modify |
8e41b68e WD |
10 | * it under the terms of the GNU General Public License as published by |
11 | * the Free Software Foundation; either version 3 of the License, or | |
12 | * (at your option) any later version. | |
603e6b05 | 13 | * |
fcb69e5c MP |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
603e6b05 | 18 | * |
e7c67065 | 19 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 20 | * with this program; if not, visit the http://fsf.org website. |
fcb69e5c MP |
21 | */ |
22 | ||
b35d0d8e MP |
23 | #include "rsync.h" |
24 | ||
fb6e0ea1 | 25 | extern struct stats stats; |
5562deb1 WD |
26 | extern int am_server; |
27 | ||
304f127f WD |
28 | #define PROGRESS_HISTORY_SECS 5 |
29 | ||
4f5b0756 | 30 | #ifdef GETPGRP_VOID |
8311f1c1 WD |
31 | #define GETPGRP_ARG |
32 | #else | |
33 | #define GETPGRP_ARG 0 | |
34 | #endif | |
35 | ||
304f127f WD |
36 | struct progress_history { |
37 | struct timeval time; | |
38 | OFF_T ofs; | |
39 | }; | |
40 | ||
41 | static struct progress_history ph_start; | |
42 | static struct progress_history ph_list[PROGRESS_HISTORY_SECS]; | |
43 | static int newest_hpos, oldest_hpos; | |
b35d0d8e MP |
44 | |
45 | static unsigned long msdiff(struct timeval *t1, struct timeval *t2) | |
46 | { | |
304f127f | 47 | return (t2->tv_sec - t1->tv_sec) * 1000L |
603e6b05 | 48 | + (t2->tv_usec - t1->tv_usec) / 1000; |
b35d0d8e MP |
49 | } |
50 | ||
51 | ||
52 | /** | |
53 | * @param ofs Current position in file | |
54 | * @param size Total size of file | |
55 | * @param is_last True if this is the last time progress will be | |
56 | * printed for this file, so we should output a newline. (Not | |
57 | * necessarily the same as all bytes being received.) | |
58 | **/ | |
59 | static void rprint_progress(OFF_T ofs, OFF_T size, struct timeval *now, | |
60 | int is_last) | |
61 | { | |
d1d0a705 | 62 | char rembuf[64], eol[128]; |
603e6b05 | 63 | const char *units; |
304f127f WD |
64 | int pct = ofs == size ? 100 : (int) (100.0 * ofs / size); |
65 | unsigned long diff; | |
66 | double rate, remain; | |
b35d0d8e | 67 | |
304f127f WD |
68 | if (is_last) { |
69 | /* Compute stats based on the starting info. */ | |
56efa564 WD |
70 | if (!ph_start.time.tv_sec |
71 | || !(diff = msdiff(&ph_start.time, now))) | |
304f127f WD |
72 | diff = 1; |
73 | rate = (double) (ofs - ph_start.ofs) * 1000.0 / diff / 1024.0; | |
74 | /* Switch to total time taken for our last update. */ | |
75 | remain = (double) diff / 1000.0; | |
76 | } else { | |
77 | /* Compute stats based on recent progress. */ | |
56efa564 WD |
78 | if (!(diff = msdiff(&ph_list[oldest_hpos].time, now))) |
79 | diff = 1; | |
80 | rate = (double) (ofs - ph_list[oldest_hpos].ofs) * 1000.0 | |
81 | / diff / 1024.0; | |
304f127f WD |
82 | remain = rate ? (double) (size - ofs) / rate / 1000.0 : 0.0; |
83 | } | |
84 | ||
603e6b05 WD |
85 | if (rate > 1024*1024) { |
86 | rate /= 1024.0 * 1024.0; | |
87 | units = "GB/s"; | |
88 | } else if (rate > 1024) { | |
89 | rate /= 1024.0; | |
90 | units = "MB/s"; | |
91 | } else { | |
92 | units = "kB/s"; | |
93 | } | |
94 | ||
d1d0a705 WD |
95 | if (remain < 0) |
96 | strlcpy(rembuf, " ??:??:??", sizeof rembuf); | |
97 | else { | |
98 | snprintf(rembuf, sizeof rembuf, "%4d:%02d:%02d", | |
99 | (int) (remain / 3600.0), | |
100 | (int) (remain / 60.0) % 60, | |
101 | (int) remain % 60); | |
102 | } | |
b35d0d8e | 103 | |
fb6e0ea1 | 104 | if (is_last) { |
91683c43 | 105 | snprintf(eol, sizeof eol, " (xfer#%d, to-check=%d/%d)\n", |
fb6e0ea1 | 106 | stats.num_transferred_files, |
3381ffa6 | 107 | stats.num_files - stats.current_file_index - 1, |
fb6e0ea1 WD |
108 | stats.num_files); |
109 | } else | |
c9bce0b8 | 110 | strlcpy(eol, "\r", sizeof eol); |
d1d0a705 WD |
111 | rprintf(FCLIENT, "%12s %3d%% %7.2f%s %s%s", |
112 | human_num(ofs), pct, rate, units, rembuf, eol); | |
b35d0d8e MP |
113 | } |
114 | ||
115 | void end_progress(OFF_T size) | |
116 | { | |
1c8162a9 WD |
117 | if (!am_server) { |
118 | struct timeval now; | |
119 | gettimeofday(&now, NULL); | |
120 | rprint_progress(size, size, &now, True); | |
b35d0d8e | 121 | } |
304f127f | 122 | memset(&ph_start, 0, sizeof ph_start); |
b35d0d8e MP |
123 | } |
124 | ||
125 | void show_progress(OFF_T ofs, OFF_T size) | |
126 | { | |
1c8162a9 | 127 | struct timeval now; |
4f5b0756 | 128 | #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP |
d6a3e37b WD |
129 | static pid_t pgrp = -1; |
130 | pid_t tc_pgrp; | |
131 | #endif | |
b35d0d8e | 132 | |
304f127f WD |
133 | if (am_server) |
134 | return; | |
135 | ||
4f5b0756 | 136 | #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP |
8311f1c1 WD |
137 | if (pgrp == -1) |
138 | pgrp = getpgrp(GETPGRP_ARG); | |
d6a3e37b WD |
139 | #endif |
140 | ||
304f127f WD |
141 | gettimeofday(&now, NULL); |
142 | ||
143 | if (!ph_start.time.tv_sec) { | |
144 | int i; | |
145 | ||
146 | /* Try to guess the real starting time when the sender started | |
147 | * to send us data by using the time we last received some data | |
148 | * in the last file (if it was recent enough). */ | |
149 | if (msdiff(&ph_list[newest_hpos].time, &now) <= 1500) { | |
150 | ph_start.time = ph_list[newest_hpos].time; | |
151 | ph_start.ofs = 0; | |
152 | } else { | |
153 | ph_start.time.tv_sec = now.tv_sec; | |
154 | ph_start.time.tv_usec = now.tv_usec; | |
155 | ph_start.ofs = ofs; | |
156 | } | |
157 | ||
158 | for (i = 0; i < PROGRESS_HISTORY_SECS; i++) | |
159 | ph_list[i] = ph_start; | |
1c8162a9 WD |
160 | } |
161 | else { | |
304f127f | 162 | if (msdiff(&ph_list[newest_hpos].time, &now) < 1000) |
1c8162a9 | 163 | return; |
b35d0d8e | 164 | |
304f127f WD |
165 | newest_hpos = oldest_hpos; |
166 | oldest_hpos = (oldest_hpos + 1) % PROGRESS_HISTORY_SECS; | |
167 | ph_list[newest_hpos].time.tv_sec = now.tv_sec; | |
168 | ph_list[newest_hpos].time.tv_usec = now.tv_usec; | |
169 | ph_list[newest_hpos].ofs = ofs; | |
b35d0d8e | 170 | } |
304f127f | 171 | |
4f5b0756 | 172 | #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP |
d6a3e37b WD |
173 | tc_pgrp = tcgetpgrp(STDOUT_FILENO); |
174 | if (tc_pgrp != pgrp && tc_pgrp != -1) | |
175 | return; | |
176 | #endif | |
177 | ||
304f127f | 178 | rprint_progress(ofs, size, &now, False); |
b35d0d8e | 179 | } |