Commit | Line | Data |
---|---|---|
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 |
ba2133d6 WD |
10 | * it under the terms of the GNU General Public License version 2 as |
11 | * published by the Free Software Foundation. | |
603e6b05 | 12 | * |
fcb69e5c MP |
13 | * This program is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
603e6b05 | 17 | * |
e7c67065 WD |
18 | * You should have received a copy of the GNU General Public License along |
19 | * with this program; if not, write to the Free Software Foundation, Inc., | |
20 | * 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. | |
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 | { | |
fb6e0ea1 | 62 | char eol[256]; |
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; | |
603e6b05 | 67 | int remain_h, remain_m, remain_s; |
b35d0d8e | 68 | |
304f127f WD |
69 | if (is_last) { |
70 | /* Compute stats based on the starting info. */ | |
56efa564 WD |
71 | if (!ph_start.time.tv_sec |
72 | || !(diff = msdiff(&ph_start.time, now))) | |
304f127f WD |
73 | diff = 1; |
74 | rate = (double) (ofs - ph_start.ofs) * 1000.0 / diff / 1024.0; | |
75 | /* Switch to total time taken for our last update. */ | |
76 | remain = (double) diff / 1000.0; | |
77 | } else { | |
78 | /* Compute stats based on recent progress. */ | |
56efa564 WD |
79 | if (!(diff = msdiff(&ph_list[oldest_hpos].time, now))) |
80 | diff = 1; | |
81 | rate = (double) (ofs - ph_list[oldest_hpos].ofs) * 1000.0 | |
82 | / diff / 1024.0; | |
304f127f WD |
83 | remain = rate ? (double) (size - ofs) / rate / 1000.0 : 0.0; |
84 | } | |
85 | ||
603e6b05 WD |
86 | if (rate > 1024*1024) { |
87 | rate /= 1024.0 * 1024.0; | |
88 | units = "GB/s"; | |
89 | } else if (rate > 1024) { | |
90 | rate /= 1024.0; | |
91 | units = "MB/s"; | |
92 | } else { | |
93 | units = "kB/s"; | |
94 | } | |
95 | ||
96 | remain_s = (int) remain % 60; | |
97 | remain_m = (int) (remain / 60.0) % 60; | |
98 | remain_h = (int) (remain / 3600.0); | |
b35d0d8e | 99 | |
fb6e0ea1 | 100 | if (is_last) { |
91683c43 | 101 | snprintf(eol, sizeof eol, " (xfer#%d, to-check=%d/%d)\n", |
fb6e0ea1 | 102 | stats.num_transferred_files, |
3381ffa6 | 103 | stats.num_files - stats.current_file_index - 1, |
fb6e0ea1 WD |
104 | stats.num_files); |
105 | } else | |
c9bce0b8 | 106 | strlcpy(eol, "\r", sizeof eol); |
15ce4b24 | 107 | rprintf(FCLIENT, "%12s %3d%% %7.2f%s %4d:%02d:%02d%s", |
24172e4b | 108 | human_num(ofs), pct, rate, units, |
fb6e0ea1 | 109 | remain_h, remain_m, remain_s, eol); |
b35d0d8e MP |
110 | } |
111 | ||
112 | void end_progress(OFF_T size) | |
113 | { | |
1c8162a9 WD |
114 | if (!am_server) { |
115 | struct timeval now; | |
116 | gettimeofday(&now, NULL); | |
117 | rprint_progress(size, size, &now, True); | |
b35d0d8e | 118 | } |
304f127f | 119 | memset(&ph_start, 0, sizeof ph_start); |
b35d0d8e MP |
120 | } |
121 | ||
122 | void show_progress(OFF_T ofs, OFF_T size) | |
123 | { | |
1c8162a9 | 124 | struct timeval now; |
4f5b0756 | 125 | #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP |
d6a3e37b WD |
126 | static pid_t pgrp = -1; |
127 | pid_t tc_pgrp; | |
128 | #endif | |
b35d0d8e | 129 | |
304f127f WD |
130 | if (am_server) |
131 | return; | |
132 | ||
4f5b0756 | 133 | #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP |
8311f1c1 WD |
134 | if (pgrp == -1) |
135 | pgrp = getpgrp(GETPGRP_ARG); | |
d6a3e37b WD |
136 | #endif |
137 | ||
304f127f WD |
138 | gettimeofday(&now, NULL); |
139 | ||
140 | if (!ph_start.time.tv_sec) { | |
141 | int i; | |
142 | ||
143 | /* Try to guess the real starting time when the sender started | |
144 | * to send us data by using the time we last received some data | |
145 | * in the last file (if it was recent enough). */ | |
146 | if (msdiff(&ph_list[newest_hpos].time, &now) <= 1500) { | |
147 | ph_start.time = ph_list[newest_hpos].time; | |
148 | ph_start.ofs = 0; | |
149 | } else { | |
150 | ph_start.time.tv_sec = now.tv_sec; | |
151 | ph_start.time.tv_usec = now.tv_usec; | |
152 | ph_start.ofs = ofs; | |
153 | } | |
154 | ||
155 | for (i = 0; i < PROGRESS_HISTORY_SECS; i++) | |
156 | ph_list[i] = ph_start; | |
1c8162a9 WD |
157 | } |
158 | else { | |
304f127f | 159 | if (msdiff(&ph_list[newest_hpos].time, &now) < 1000) |
1c8162a9 | 160 | return; |
b35d0d8e | 161 | |
304f127f WD |
162 | newest_hpos = oldest_hpos; |
163 | oldest_hpos = (oldest_hpos + 1) % PROGRESS_HISTORY_SECS; | |
164 | ph_list[newest_hpos].time.tv_sec = now.tv_sec; | |
165 | ph_list[newest_hpos].time.tv_usec = now.tv_usec; | |
166 | ph_list[newest_hpos].ofs = ofs; | |
b35d0d8e | 167 | } |
304f127f | 168 | |
4f5b0756 | 169 | #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP |
d6a3e37b WD |
170 | tc_pgrp = tcgetpgrp(STDOUT_FILENO); |
171 | if (tc_pgrp != pgrp && tc_pgrp != -1) | |
172 | return; | |
173 | #endif | |
174 | ||
304f127f | 175 | rprint_progress(ofs, size, &now, False); |
b35d0d8e | 176 | } |