Annotation of embedaddon/rsync/progress.c, revision 1.1.1.4
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>
1.1.1.4 ! misho 7: * Copyright (C) 2003-2020 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;
1.1.1.4 ! misho 28: extern int quiet;
1.1 misho 29: extern int need_unsorted_flist;
1.1.1.2 misho 30: extern int output_needs_newline;
1.1.1.4 ! misho 31: extern int stdout_format_has_i;
1.1 misho 32: extern struct stats stats;
33: extern struct file_list *cur_flist;
34:
1.1.1.4 ! misho 35: BOOL want_progress_now = False;
! 36:
1.1 misho 37: #define PROGRESS_HISTORY_SECS 5
38:
39: #ifdef GETPGRP_VOID
40: #define GETPGRP_ARG
41: #else
42: #define GETPGRP_ARG 0
43: #endif
44:
45: struct progress_history {
46: struct timeval time;
47: OFF_T ofs;
48: };
49:
50: static struct progress_history ph_start;
51: static struct progress_history ph_list[PROGRESS_HISTORY_SECS];
52: static int newest_hpos, oldest_hpos;
53: static int current_file_index;
54:
55: static unsigned long msdiff(struct timeval *t1, struct timeval *t2)
56: {
57: return (t2->tv_sec - t1->tv_sec) * 1000L
58: + (t2->tv_usec - t1->tv_usec) / 1000;
59: }
60:
61:
62: /**
63: * @param ofs Current position in file
64: * @param size Total size of file
65: * @param is_last True if this is the last time progress will be
66: * printed for this file, so we should output a newline. (Not
67: * necessarily the same as all bytes being received.)
68: **/
1.1.1.4 ! misho 69: static void rprint_progress(OFF_T ofs, OFF_T size, struct timeval *now, int is_last)
1.1 misho 70: {
71: char rembuf[64], eol[128];
72: const char *units;
73: unsigned long diff;
74: double rate, remain;
1.1.1.2 misho 75: int pct;
1.1 misho 76:
77: if (is_last) {
1.1.1.2 misho 78: int len = snprintf(eol, sizeof eol,
79: " (xfr#%d, %s-chk=%d/%d)\n",
80: stats.xferred_files, flist_eof ? "to" : "ir",
81: stats.num_files - current_file_index - 1,
82: stats.num_files);
83: if (INFO_GTE(PROGRESS, 2)) {
84: static int last_len = 0;
85: /* Drop \n and pad with spaces if line got shorter. */
86: if (last_len < --len)
87: last_len = len;
88: eol[last_len] = '\0';
89: while (last_len > len)
90: eol[--last_len] = ' ';
91: is_last = 0;
92: }
1.1 misho 93: /* Compute stats based on the starting info. */
1.1.1.4 ! misho 94: if (!ph_start.time.tv_sec || !(diff = msdiff(&ph_start.time, now)))
1.1 misho 95: diff = 1;
96: rate = (double) (ofs - ph_start.ofs) * 1000.0 / diff / 1024.0;
97: /* Switch to total time taken for our last update. */
98: remain = (double) diff / 1000.0;
99: } else {
1.1.1.2 misho 100: strlcpy(eol, " ", sizeof eol);
1.1 misho 101: /* Compute stats based on recent progress. */
102: if (!(diff = msdiff(&ph_list[oldest_hpos].time, now)))
103: diff = 1;
1.1.1.4 ! misho 104: rate = (double) (ofs - ph_list[oldest_hpos].ofs) * 1000.0 / diff / 1024.0;
1.1 misho 105: remain = rate ? (double) (size - ofs) / rate / 1000.0 : 0.0;
106: }
107:
108: if (rate > 1024*1024) {
109: rate /= 1024.0 * 1024.0;
110: units = "GB/s";
111: } else if (rate > 1024) {
112: rate /= 1024.0;
113: units = "MB/s";
114: } else {
115: units = "kB/s";
116: }
117:
118: if (remain < 0)
119: strlcpy(rembuf, " ??:??:??", sizeof rembuf);
120: else {
121: snprintf(rembuf, sizeof rembuf, "%4d:%02d:%02d",
122: (int) (remain / 3600.0),
123: (int) (remain / 60.0) % 60,
124: (int) remain % 60);
125: }
126:
1.1.1.2 misho 127: output_needs_newline = 0;
128: pct = ofs == size ? 100 : (int) (100.0 * ofs / size);
129: rprintf(FCLIENT, "\r%15s %3d%% %7.2f%s %s%s",
1.1 misho 130: human_num(ofs), pct, rate, units, rembuf, eol);
1.1.1.4 ! misho 131: if (!is_last && !quiet) {
1.1.1.2 misho 132: output_needs_newline = 1;
133: rflush(FCLIENT);
134: }
1.1 misho 135: }
136:
1.1.1.4 ! misho 137: void progress_init(void)
! 138: {
! 139: if (!am_server && !INFO_GTE(PROGRESS, 1)) {
! 140: struct timeval now;
! 141: gettimeofday(&now, NULL);
! 142: ph_start.time.tv_sec = now.tv_sec;
! 143: ph_start.time.tv_usec = now.tv_usec;
! 144: }
! 145: }
! 146:
1.1 misho 147: void set_current_file_index(struct file_struct *file, int ndx)
148: {
1.1.1.2 misho 149: if (!file)
150: current_file_index = cur_flist->used + cur_flist->ndx_start - 1;
151: else if (need_unsorted_flist)
1.1 misho 152: current_file_index = flist_find(cur_flist, file) + cur_flist->ndx_start;
153: else
154: current_file_index = ndx;
155: current_file_index -= cur_flist->flist_num;
156: }
157:
1.1.1.4 ! misho 158: void instant_progress(const char *fname)
! 159: {
! 160: /* We only get here if want_progress_now is True */
! 161: if (!stdout_format_has_i && !INFO_GTE(NAME, 1))
! 162: rprintf(FINFO, "%s\n", fname);
! 163: end_progress(0);
! 164: want_progress_now = False;
! 165: }
! 166:
1.1 misho 167: void end_progress(OFF_T size)
168: {
169: if (!am_server) {
170: struct timeval now;
171: gettimeofday(&now, NULL);
1.1.1.4 ! misho 172: if (INFO_GTE(PROGRESS, 2) || want_progress_now) {
1.1.1.2 misho 173: rprint_progress(stats.total_transferred_size,
174: stats.total_size, &now, True);
175: } else {
176: rprint_progress(size, size, &now, True);
177: memset(&ph_start, 0, sizeof ph_start);
178: }
1.1 misho 179: }
180: }
181:
182: void show_progress(OFF_T ofs, OFF_T size)
183: {
184: struct timeval now;
185: #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP
186: static pid_t pgrp = -1;
187: pid_t tc_pgrp;
188: #endif
189:
190: if (am_server)
191: return;
192:
193: #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP
194: if (pgrp == -1)
195: pgrp = getpgrp(GETPGRP_ARG);
196: #endif
197:
198: gettimeofday(&now, NULL);
199:
1.1.1.3 misho 200: if (INFO_GTE(PROGRESS, 2)) {
201: ofs = stats.total_transferred_size - size + ofs;
202: size = stats.total_size;
203: }
204:
1.1 misho 205: if (!ph_start.time.tv_sec) {
206: int i;
207:
208: /* Try to guess the real starting time when the sender started
209: * to send us data by using the time we last received some data
210: * in the last file (if it was recent enough). */
211: if (msdiff(&ph_list[newest_hpos].time, &now) <= 1500) {
212: ph_start.time = ph_list[newest_hpos].time;
213: ph_start.ofs = 0;
214: } else {
215: ph_start.time.tv_sec = now.tv_sec;
216: ph_start.time.tv_usec = now.tv_usec;
217: ph_start.ofs = ofs;
218: }
219:
220: for (i = 0; i < PROGRESS_HISTORY_SECS; i++)
221: ph_list[i] = ph_start;
222: }
223: else {
224: if (msdiff(&ph_list[newest_hpos].time, &now) < 1000)
225: return;
226:
227: newest_hpos = oldest_hpos;
228: oldest_hpos = (oldest_hpos + 1) % PROGRESS_HISTORY_SECS;
229: ph_list[newest_hpos].time.tv_sec = now.tv_sec;
230: ph_list[newest_hpos].time.tv_usec = now.tv_usec;
231: ph_list[newest_hpos].ofs = ofs;
232: }
233:
234: #if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP
235: tc_pgrp = tcgetpgrp(STDOUT_FILENO);
236: if (tc_pgrp != pgrp && tc_pgrp != -1)
237: return;
238: #endif
239:
1.1.1.3 misho 240: rprint_progress(ofs, size, &now, False);
1.1 misho 241: }
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