Annotation of embedaddon/rsync/progress.c, revision 1.1.1.2
1.1 misho 1: /*
2: * Routines to output progress information during a file transfer.
3: *
4: * Copyright (C) 1996-2000 Andrew Tridgell
5: * Copyright (C) 1996 Paul Mackerras
6: * Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org>
1.1.1.2 ! misho 7: * Copyright (C) 2003-2013 Wayne Davison
1.1 misho 8: *
9: * This program is free software; you can redistribute it and/or modify
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.
13: *
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.
18: *
19: * You should have received a copy of the GNU General Public License along
20: * with this program; if not, visit the http://fsf.org website.
21: */
22:
23: #include "rsync.h"
1.1.1.2 ! misho 24: #include "inums.h"
1.1 misho 25:
26: extern int am_server;
1.1.1.2 ! misho 27: extern int flist_eof;
1.1 misho 28: extern int need_unsorted_flist;
1.1.1.2 ! misho 29: extern int output_needs_newline;
1.1 misho 30: extern struct stats stats;
31: extern struct file_list *cur_flist;
32:
33: #define PROGRESS_HISTORY_SECS 5
34:
35: #ifdef GETPGRP_VOID
36: #define GETPGRP_ARG
37: #else
38: #define GETPGRP_ARG 0
39: #endif
40:
41: struct progress_history {
42: struct timeval time;
43: OFF_T ofs;
44: };
45:
46: static struct progress_history ph_start;
47: static struct progress_history ph_list[PROGRESS_HISTORY_SECS];
48: static int newest_hpos, oldest_hpos;
49: static int current_file_index;
50:
51: static unsigned long msdiff(struct timeval *t1, struct timeval *t2)
52: {
53: return (t2->tv_sec - t1->tv_sec) * 1000L
54: + (t2->tv_usec - t1->tv_usec) / 1000;
55: }
56:
57:
58: /**
59: * @param ofs Current position in file
60: * @param size Total size of file
61: * @param is_last True if this is the last time progress will be
62: * printed for this file, so we should output a newline. (Not
63: * necessarily the same as all bytes being received.)
64: **/
65: static void rprint_progress(OFF_T ofs, OFF_T size, struct timeval *now,
66: int is_last)
67: {
68: char rembuf[64], eol[128];
69: const char *units;
70: unsigned long diff;
71: double rate, remain;
1.1.1.2 ! misho 72: int pct;
1.1 misho 73:
74: if (is_last) {
1.1.1.2 ! misho 75: int len = snprintf(eol, sizeof eol,
! 76: " (xfr#%d, %s-chk=%d/%d)\n",
! 77: stats.xferred_files, flist_eof ? "to" : "ir",
! 78: stats.num_files - current_file_index - 1,
! 79: stats.num_files);
! 80: if (INFO_GTE(PROGRESS, 2)) {
! 81: static int last_len = 0;
! 82: /* Drop \n and pad with spaces if line got shorter. */
! 83: if (last_len < --len)
! 84: last_len = len;
! 85: eol[last_len] = '\0';
! 86: while (last_len > len)
! 87: eol[--last_len] = ' ';
! 88: is_last = 0;
! 89: }
1.1 misho 90: /* Compute stats based on the starting info. */
91: if (!ph_start.time.tv_sec
92: || !(diff = msdiff(&ph_start.time, now)))
93: diff = 1;
94: rate = (double) (ofs - ph_start.ofs) * 1000.0 / diff / 1024.0;
95: /* Switch to total time taken for our last update. */
96: remain = (double) diff / 1000.0;
97: } else {
1.1.1.2 ! misho 98: strlcpy(eol, " ", sizeof eol);
1.1 misho 99: /* Compute stats based on recent progress. */
100: if (!(diff = msdiff(&ph_list[oldest_hpos].time, now)))
101: diff = 1;
102: rate = (double) (ofs - ph_list[oldest_hpos].ofs) * 1000.0
103: / diff / 1024.0;
104: remain = rate ? (double) (size - ofs) / rate / 1000.0 : 0.0;
105: }
106:
107: if (rate > 1024*1024) {
108: rate /= 1024.0 * 1024.0;
109: units = "GB/s";
110: } else if (rate > 1024) {
111: rate /= 1024.0;
112: units = "MB/s";
113: } else {
114: units = "kB/s";
115: }
116:
117: if (remain < 0)
118: strlcpy(rembuf, " ??:??:??", sizeof rembuf);
119: else {
120: snprintf(rembuf, sizeof rembuf, "%4d:%02d:%02d",
121: (int) (remain / 3600.0),
122: (int) (remain / 60.0) % 60,
123: (int) remain % 60);
124: }
125:
1.1.1.2 ! misho 126: output_needs_newline = 0;
! 127: pct = ofs == size ? 100 : (int) (100.0 * ofs / size);
! 128: rprintf(FCLIENT, "\r%15s %3d%% %7.2f%s %s%s",
1.1 misho 129: human_num(ofs), pct, rate, units, rembuf, eol);
1.1.1.2 ! misho 130: if (!is_last) {
! 131: output_needs_newline = 1;
! 132: rflush(FCLIENT);
! 133: }
1.1 misho 134: }
135:
136: void set_current_file_index(struct file_struct *file, int ndx)
137: {
1.1.1.2 ! misho 138: if (!file)
! 139: current_file_index = cur_flist->used + cur_flist->ndx_start - 1;
! 140: else if (need_unsorted_flist)
1.1 misho 141: current_file_index = flist_find(cur_flist, file) + cur_flist->ndx_start;
142: else
143: current_file_index = ndx;
144: current_file_index -= cur_flist->flist_num;
145: }
146:
147: void end_progress(OFF_T size)
148: {
149: if (!am_server) {
150: struct timeval now;
151: gettimeofday(&now, NULL);
1.1.1.2 ! misho 152: if (INFO_GTE(PROGRESS, 2)) {
! 153: rprint_progress(stats.total_transferred_size,
! 154: stats.total_size, &now, True);
! 155: } else {
! 156: rprint_progress(size, size, &now, True);
! 157: memset(&ph_start, 0, sizeof ph_start);
! 158: }
1.1 misho 159: }
160: }
161:
162: void show_progress(OFF_T ofs, OFF_T size)
163: {
164: struct timeval now;
165: #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP
166: static pid_t pgrp = -1;
167: pid_t tc_pgrp;
168: #endif
169:
170: if (am_server)
171: return;
172:
173: #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP
174: if (pgrp == -1)
175: pgrp = getpgrp(GETPGRP_ARG);
176: #endif
177:
178: gettimeofday(&now, NULL);
179:
180: if (!ph_start.time.tv_sec) {
181: int i;
182:
183: /* Try to guess the real starting time when the sender started
184: * to send us data by using the time we last received some data
185: * in the last file (if it was recent enough). */
186: if (msdiff(&ph_list[newest_hpos].time, &now) <= 1500) {
187: ph_start.time = ph_list[newest_hpos].time;
188: ph_start.ofs = 0;
189: } else {
190: ph_start.time.tv_sec = now.tv_sec;
191: ph_start.time.tv_usec = now.tv_usec;
192: ph_start.ofs = ofs;
193: }
194:
195: for (i = 0; i < PROGRESS_HISTORY_SECS; i++)
196: ph_list[i] = ph_start;
197: }
198: else {
199: if (msdiff(&ph_list[newest_hpos].time, &now) < 1000)
200: return;
201:
202: newest_hpos = oldest_hpos;
203: oldest_hpos = (oldest_hpos + 1) % PROGRESS_HISTORY_SECS;
204: ph_list[newest_hpos].time.tv_sec = now.tv_sec;
205: ph_list[newest_hpos].time.tv_usec = now.tv_usec;
206: ph_list[newest_hpos].ofs = ofs;
207: }
208:
209: #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP
210: tc_pgrp = tcgetpgrp(STDOUT_FILENO);
211: if (tc_pgrp != pgrp && tc_pgrp != -1)
212: return;
213: #endif
214:
1.1.1.2 ! misho 215: if (INFO_GTE(PROGRESS, 2)) {
! 216: rprint_progress(stats.total_transferred_size,
! 217: stats.total_size, &now, False);
! 218: } else
! 219: rprint_progress(ofs, size, &now, False);
1.1 misho 220: }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>