Commit | Line | Data |
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a039749b | 1 | /* -*- c-file-style: "linux"; -*- |
4a7319be | 2 | |
0c5a792a | 3 | Copyright (C) 1998-2001 by Andrew Tridgell <tridge@samba.org> |
18c71e96 | 4 | Copyright (C) 2000-2001 by Martin Pool <mbp@samba.org> |
4a7319be | 5 | |
0b76cd63 AT |
6 | This program is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
4a7319be | 10 | |
0b76cd63 AT |
11 | This program is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
4a7319be | 15 | |
0b76cd63 AT |
16 | You should have received a copy of the GNU General Public License |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | */ | |
20 | ||
21 | /* | |
3e3dcd62 | 22 | Logging and utility functions. |
0c5a792a | 23 | tridge, May 1998 |
0b76cd63 | 24 | |
3e3dcd62 MP |
25 | Mapping to human-readable messages added by Martin Pool |
26 | <mbp@samba.org>, Oct 2000. | |
0b76cd63 AT |
27 | */ |
28 | #include "rsync.h" | |
29 | ||
41b5b5e7 | 30 | extern int verbose; |
088aff1a | 31 | extern int dry_run; |
548abf96 WD |
32 | extern int am_daemon; |
33 | extern int am_server; | |
34 | extern int am_sender; | |
c1759b9f | 35 | extern int local_server; |
548abf96 WD |
36 | extern int quiet; |
37 | extern int module_id; | |
a644fc3c | 38 | extern int msg_fd_out; |
19bc826d | 39 | extern int protocol_version; |
ef74f5d6 | 40 | extern int preserve_times; |
6d4ecad1 | 41 | extern int log_format_has_i; |
d6707171 | 42 | extern int log_format_has_o_or_i; |
1eec003a | 43 | extern int daemon_log_format_has_o_or_i; |
548abf96 WD |
44 | extern char *auth_user; |
45 | extern char *log_format; | |
46 | ||
30e8c8e1 | 47 | static int log_initialised; |
64c37826 | 48 | static int logfile_was_closed; |
45a83540 | 49 | static char *logfname; |
4f6325c3 | 50 | static FILE *logfile; |
b35d0d8e | 51 | struct stats stats; |
e0414f42 | 52 | |
8fcdc444 | 53 | int log_got_error = 0; |
af642a61 MP |
54 | |
55 | struct { | |
56 | int code; | |
57 | char const *name; | |
58 | } const rerr_names[] = { | |
4a7319be WD |
59 | { RERR_SYNTAX , "syntax or usage error" }, |
60 | { RERR_PROTOCOL , "protocol incompatibility" }, | |
61 | { RERR_FILESELECT , "errors selecting input/output files, dirs" }, | |
62 | { RERR_UNSUPPORTED, "requested action not supported" }, | |
63 | { RERR_STARTCLIENT, "error starting client-server protocol" }, | |
64 | { RERR_SOCKETIO , "error in socket IO" }, | |
65 | { RERR_FILEIO , "error in file IO" }, | |
66 | { RERR_STREAMIO , "error in rsync protocol data stream" }, | |
67 | { RERR_MESSAGEIO , "errors with program diagnostics" }, | |
68 | { RERR_IPC , "error in IPC code" }, | |
60168410 | 69 | { RERR_CRASHED , "sibling process crashed" }, |
0047f535 | 70 | { RERR_TERMINATED , "sibling process terminated abnormally" }, |
4a50a217 WD |
71 | { RERR_SIGNAL1 , "received SIGUSR1" }, |
72 | { RERR_SIGNAL , "received SIGINT, SIGTERM, or SIGHUP" }, | |
f14a65d9 | 73 | { RERR_WAITCHILD , "waitpid() failed" }, |
4a7319be WD |
74 | { RERR_MALLOC , "error allocating core memory buffers" }, |
75 | { RERR_PARTIAL , "some files could not be transferred" }, | |
584ba4eb | 76 | { RERR_VANISHED , "some files vanished before they could be transferred" }, |
4a7319be | 77 | { RERR_TIMEOUT , "timeout in data send/receive" }, |
19b27a48 AT |
78 | { RERR_CMD_FAILED , "remote shell failed" }, |
79 | { RERR_CMD_KILLED , "remote shell killed" }, | |
24cecf13 WD |
80 | { RERR_CMD_RUN , "remote command could not be run" }, |
81 | { RERR_CMD_NOTFOUND,"remote command not found" }, | |
26718401 | 82 | { RERR_DEL_LIMIT , "the --max-delete limit stopped deletions" }, |
4a7319be | 83 | { 0, NULL } |
af642a61 MP |
84 | }; |
85 | ||
86 | ||
87 | ||
88 | /* | |
89 | * Map from rsync error code to name, or return NULL. | |
90 | */ | |
91 | static char const *rerr_name(int code) | |
92 | { | |
4a7319be WD |
93 | int i; |
94 | for (i = 0; rerr_names[i].name; i++) { | |
95 | if (rerr_names[i].code == code) | |
96 | return rerr_names[i].name; | |
97 | } | |
98 | return NULL; | |
af642a61 MP |
99 | } |
100 | ||
2267efea | 101 | |
4f6325c3 AT |
102 | static void logit(int priority, char *buf) |
103 | { | |
64c37826 WD |
104 | if (logfile_was_closed) |
105 | logfile_reopen(); | |
106 | if (logfile) { | |
4a7319be | 107 | fprintf(logfile,"%s [%d] %s", |
f7632fc6 | 108 | timestring(time(NULL)), (int)getpid(), buf); |
4f6325c3 AT |
109 | fflush(logfile); |
110 | } else { | |
111 | syslog(priority, "%s", buf); | |
112 | } | |
113 | } | |
e42c9458 | 114 | |
6afb9077 | 115 | static void syslog_init() |
1a016bfd | 116 | { |
6afb9077 | 117 | static int been_here = 0; |
1a016bfd | 118 | int options = LOG_PID; |
6afb9077 WD |
119 | |
120 | if (been_here) | |
121 | return; | |
122 | been_here = 1; | |
123 | ||
124 | #ifdef LOG_NDELAY | |
125 | options |= LOG_NDELAY; | |
126 | #endif | |
127 | ||
128 | #ifdef LOG_DAEMON | |
129 | openlog("rsyncd", options, lp_syslog_facility()); | |
130 | #else | |
131 | openlog("rsyncd", options); | |
132 | #endif | |
133 | ||
134 | #ifndef LOG_NDELAY | |
135 | logit(LOG_INFO, "rsyncd started\n"); | |
136 | #endif | |
137 | } | |
138 | ||
64c37826 WD |
139 | static void logfile_open(void) |
140 | { | |
141 | extern int orig_umask; | |
142 | int old_umask = umask(022 | orig_umask); | |
143 | logfile = fopen(logfname, "a"); | |
144 | umask(old_umask); | |
145 | if (!logfile) { | |
146 | int fopen_errno = errno; | |
147 | /* Rsync falls back to using syslog on failure. */ | |
148 | syslog_init(); | |
149 | rsyserr(FERROR, fopen_errno, | |
150 | "failed to open log-file %s", logfname); | |
151 | rprintf(FINFO, "Ignoring \"log file\" setting.\n"); | |
152 | } | |
153 | } | |
154 | ||
6afb9077 WD |
155 | void log_init(void) |
156 | { | |
bcf5b133 | 157 | time_t t; |
1a016bfd | 158 | |
0bb4d176 WD |
159 | if (log_initialised) |
160 | return; | |
30e8c8e1 | 161 | log_initialised = 1; |
1a016bfd | 162 | |
958f3735 | 163 | /* this looks pointless, but it is needed in order for the |
4a7319be WD |
164 | * C library on some systems to fetch the timezone info |
165 | * before the chroot */ | |
958f3735 AT |
166 | t = time(NULL); |
167 | localtime(&t); | |
168 | ||
169 | /* optionally use a log file instead of syslog */ | |
45a83540 | 170 | logfname = lp_log_file(); |
64c37826 WD |
171 | if (logfname && *logfname) |
172 | logfile_open(); | |
173 | else | |
174 | syslog_init(); | |
1a016bfd | 175 | } |
1a016bfd | 176 | |
64c37826 | 177 | void logfile_close(void) |
4a239e98 | 178 | { |
64c37826 WD |
179 | if (logfile) { |
180 | logfile_was_closed = 1; | |
181 | fclose(logfile); | |
182 | logfile = NULL; | |
4a239e98 WD |
183 | } |
184 | } | |
185 | ||
64c37826 | 186 | void logfile_reopen(void) |
4a239e98 | 187 | { |
64c37826 WD |
188 | if (logfile_was_closed) { |
189 | logfile_was_closed = 0; | |
190 | logfile_open(); | |
4a239e98 WD |
191 | } |
192 | } | |
193 | ||
be0602ec WD |
194 | static void filtered_fwrite(const char *buf, int len, FILE *f) |
195 | { | |
196 | const char *s, *end = buf + len; | |
197 | for (s = buf; s < end; s++) { | |
198 | if ((s < end - 4 | |
199 | && *s == '\\' && s[1] == '0' | |
200 | && isdigit(*(uchar*)(s+2)) | |
201 | && isdigit(*(uchar*)(s+3)) | |
202 | && isdigit(*(uchar*)(s+4))) | |
203 | || !isprint(*(uchar*)s) | |
204 | || *(uchar*)s < ' ') { | |
205 | if (s != buf && fwrite(buf, s - buf, 1, f) != 1) | |
206 | exit_cleanup(RERR_MESSAGEIO); | |
207 | fprintf(f, "\\%04o", *(uchar*)s); | |
208 | buf = s + 1; | |
209 | } | |
210 | } | |
211 | if (buf != end && fwrite(buf, end - buf, 1, f) != 1) | |
212 | exit_cleanup(RERR_MESSAGEIO); | |
213 | } | |
214 | ||
554e0a8d | 215 | /* this is the underlying (unformatted) rsync debugging function. Call |
be0602ec WD |
216 | * it with FINFO, FERROR or FLOG. Note: recursion can happen with |
217 | * certain fatal conditions. */ | |
ff41a59f | 218 | void rwrite(enum logcode code, char *buf, int len) |
0b76cd63 | 219 | { |
be0602ec | 220 | int trailing_CR_or_NL; |
8fcdc444 | 221 | FILE *f = NULL; |
8d9dc9f9 | 222 | |
a644fc3c WD |
223 | if (quiet && code == FINFO) |
224 | return; | |
b86f0cef | 225 | |
a644fc3c WD |
226 | if (len < 0) |
227 | exit_cleanup(RERR_MESSAGEIO); | |
0b76cd63 | 228 | |
0bb4d176 WD |
229 | if (am_server && msg_fd_out >= 0) { |
230 | /* Pass the message to our sibling. */ | |
231 | send_msg((enum msgcode)code, buf, len); | |
11a5a3c7 AT |
232 | return; |
233 | } | |
234 | ||
1eec003a WD |
235 | if (code == FCLIENT) |
236 | code = FINFO; | |
237 | else if (am_daemon) { | |
0bb4d176 WD |
238 | static int in_block; |
239 | char msg[2048]; | |
240 | int priority = code == FERROR ? LOG_WARNING : LOG_INFO; | |
241 | ||
242 | if (in_block) | |
a644fc3c | 243 | return; |
0bb4d176 WD |
244 | in_block = 1; |
245 | if (!log_initialised) | |
246 | log_init(); | |
247 | strlcpy(msg, buf, MIN((int)sizeof msg, len + 1)); | |
248 | logit(priority, msg); | |
249 | in_block = 0; | |
250 | ||
251 | if (code == FLOG || !am_server) | |
a644fc3c | 252 | return; |
0bb4d176 | 253 | } else if (code == FLOG) |
ff8b29b8 | 254 | return; |
0bb4d176 WD |
255 | |
256 | if (am_server) { | |
257 | /* Pass the message to the non-server side. */ | |
258 | if (io_multiplex_write((enum msgcode)code, buf, len)) | |
259 | return; | |
260 | if (am_daemon) { | |
261 | /* TODO: can we send the error to the user somehow? */ | |
262 | return; | |
263 | } | |
0b76cd63 AT |
264 | } |
265 | ||
be0602ec WD |
266 | switch (code) { |
267 | case FERROR: | |
ff81e809 | 268 | log_got_error = 1; |
ff8b29b8 | 269 | f = stderr; |
be0602ec WD |
270 | break; |
271 | case FINFO: | |
0bb4d176 | 272 | f = am_server ? stderr : stdout; |
be0602ec WD |
273 | while (len && (*buf == '\n' || *buf == '\t')) { |
274 | fputc(*buf, f); | |
275 | buf++; | |
276 | len--; | |
277 | } | |
278 | break; | |
279 | case FNAME: | |
280 | f = am_server ? stderr : stdout; | |
281 | break; | |
282 | default: | |
0bb4d176 | 283 | exit_cleanup(RERR_MESSAGEIO); |
be0602ec | 284 | } |
0b76cd63 | 285 | |
be0602ec WD |
286 | trailing_CR_or_NL = len && (buf[len-1] == '\n' || buf[len-1] == '\r') |
287 | ? buf[--len] : 0; | |
8d9dc9f9 | 288 | |
be0602ec WD |
289 | filtered_fwrite(buf, len, f); |
290 | ||
291 | if (trailing_CR_or_NL) { | |
292 | fputc(trailing_CR_or_NL, f); | |
0bb4d176 | 293 | fflush(f); |
be0602ec | 294 | } |
0b76cd63 | 295 | } |
0455cd93 | 296 | |
554e0a8d | 297 | |
a039749b MP |
298 | /* This is the rsync debugging function. Call it with FINFO, FERROR or |
299 | * FLOG. */ | |
300 | void rprintf(enum logcode code, const char *format, ...) | |
554e0a8d | 301 | { |
4a7319be | 302 | va_list ap; |
b74b3d53 | 303 | char buf[BIGPATHBUFLEN]; |
8fcdc444 | 304 | size_t len; |
554e0a8d AT |
305 | |
306 | va_start(ap, format); | |
ef74f5d6 | 307 | len = vsnprintf(buf, sizeof buf, format, ap); |
554e0a8d AT |
308 | va_end(ap); |
309 | ||
b2f02464 | 310 | /* Deal with buffer overruns. Instead of panicking, just |
8fcdc444 WD |
311 | * truncate the resulting string. (Note that configure ensures |
312 | * that we have a vsnprintf() that doesn't ever return -1.) */ | |
313 | if (len > sizeof buf - 1) { | |
b74b3d53 | 314 | static const char ellipsis[] = "[...]"; |
b2f02464 MP |
315 | |
316 | /* Reset length, and zero-terminate the end of our buffer */ | |
ef74f5d6 | 317 | len = sizeof buf - 1; |
b2f02464 MP |
318 | buf[len] = '\0'; |
319 | ||
320 | /* Copy the ellipsis to the end of the string, but give | |
321 | * us one extra character: | |
322 | * | |
ef74f5d6 | 323 | * v--- null byte at buf[sizeof buf - 1] |
b2f02464 MP |
324 | * abcdefghij0 |
325 | * -> abcd[...]00 <-- now two null bytes at end | |
326 | * | |
327 | * If the input format string has a trailing newline, | |
328 | * we copy it into that extra null; if it doesn't, well, | |
329 | * all we lose is one byte. */ | |
b74b3d53 | 330 | memcpy(buf+len-sizeof ellipsis, ellipsis, sizeof ellipsis); |
b2f02464 MP |
331 | if (format[strlen(format)-1] == '\n') { |
332 | buf[len-1] = '\n'; | |
333 | } | |
334 | } | |
554e0a8d | 335 | |
ff41a59f | 336 | rwrite(code, buf, len); |
554e0a8d | 337 | } |
0b76cd63 | 338 | |
a039749b MP |
339 | |
340 | /* This is like rprintf, but it also tries to print some | |
341 | * representation of the error code. Normally errcode = errno. | |
342 | * | |
343 | * Unlike rprintf, this always adds a newline and there should not be | |
344 | * one in the format string. | |
345 | * | |
346 | * Note that since strerror might involve dynamically loading a | |
347 | * message catalog we need to call it once before chroot-ing. */ | |
348 | void rsyserr(enum logcode code, int errcode, const char *format, ...) | |
349 | { | |
4a7319be | 350 | va_list ap; |
b74b3d53 | 351 | char buf[BIGPATHBUFLEN]; |
8fcdc444 WD |
352 | size_t len; |
353 | ||
354 | strcpy(buf, RSYNC_NAME ": "); | |
355 | len = (sizeof RSYNC_NAME ": ") - 1; | |
a039749b MP |
356 | |
357 | va_start(ap, format); | |
8fcdc444 | 358 | len += vsnprintf(buf + len, sizeof buf - len, format, ap); |
a039749b MP |
359 | va_end(ap); |
360 | ||
8fcdc444 WD |
361 | if (len < sizeof buf) { |
362 | len += snprintf(buf + len, sizeof buf - len, | |
363 | ": %s (%d)\n", strerror(errcode), errcode); | |
364 | } | |
365 | if (len >= sizeof buf) | |
4a7319be | 366 | exit_cleanup(RERR_MESSAGEIO); |
a039749b | 367 | |
a039749b MP |
368 | rwrite(code, buf, len); |
369 | } | |
370 | ||
371 | ||
372 | ||
ff41a59f | 373 | void rflush(enum logcode code) |
0b76cd63 AT |
374 | { |
375 | FILE *f = NULL; | |
0455cd93 | 376 | |
0b76cd63 AT |
377 | if (am_daemon) { |
378 | return; | |
379 | } | |
380 | ||
ff41a59f | 381 | if (code == FLOG) { |
e08bfe12 | 382 | return; |
4a7319be | 383 | } |
e08bfe12 | 384 | |
ff41a59f | 385 | if (code == FERROR) { |
0b76cd63 | 386 | f = stderr; |
4a7319be | 387 | } |
0b76cd63 | 388 | |
ff41a59f | 389 | if (code == FINFO) { |
4a7319be | 390 | if (am_server) |
0b76cd63 AT |
391 | f = stderr; |
392 | else | |
393 | f = stdout; | |
4a7319be | 394 | } |
0b76cd63 | 395 | |
65417579 | 396 | if (!f) exit_cleanup(RERR_MESSAGEIO); |
0b76cd63 AT |
397 | fflush(f); |
398 | } | |
399 | ||
11a5a3c7 | 400 | |
e08bfe12 AT |
401 | |
402 | /* a generic logging routine for send/recv, with parameter | |
4a7319be | 403 | * substitiution */ |
afc65a5a WD |
404 | static void log_formatted(enum logcode code, char *format, char *op, |
405 | struct file_struct *file, struct stats *initial_stats, | |
406 | int iflags, char *hlink) | |
e08bfe12 | 407 | { |
ddd74b67 WD |
408 | char buf[MAXPATHLEN+1024], buf2[MAXPATHLEN], fmt[32]; |
409 | char *p, *s, *n; | |
ef74f5d6 | 410 | size_t len, total; |
1b7c47cb | 411 | int64 b; |
e08bfe12 | 412 | |
ddd74b67 WD |
413 | *fmt = '%'; |
414 | ||
aa126974 | 415 | /* We expand % codes one by one in place in buf. We don't |
126e7aff WD |
416 | * copy in the terminating null of the inserted strings, but |
417 | * rather keep going until we reach the null of the format. */ | |
ef74f5d6 | 418 | total = strlcpy(buf, format, sizeof buf); |
d9c0051f WD |
419 | if (total > MAXPATHLEN) { |
420 | rprintf(FERROR, "log-format string is WAY too long!\n"); | |
421 | exit_cleanup(RERR_MESSAGEIO); | |
422 | } | |
423 | buf[total++] = '\n'; | |
424 | buf[total] = '\0'; | |
0455cd93 | 425 | |
16f960fe | 426 | for (p = buf; (p = strchr(p, '%')) != NULL; ) { |
ddd74b67 WD |
427 | s = p++; |
428 | n = fmt + 1; | |
9baed760 WD |
429 | if (*p == '-') |
430 | *n++ = *p++; | |
b4bf2b5a | 431 | while (isdigit(*(uchar*)p) && n - fmt < (int)(sizeof fmt) - 8) |
ddd74b67 | 432 | *n++ = *p++; |
e145d51b WD |
433 | if (!*p) |
434 | break; | |
ddd74b67 | 435 | *n = '\0'; |
e08bfe12 | 436 | n = NULL; |
e08bfe12 | 437 | |
0455cd93 | 438 | switch (*p) { |
b74b3d53 WD |
439 | case 'h': |
440 | if (am_daemon) | |
441 | n = client_name(0); | |
442 | break; | |
443 | case 'a': | |
444 | if (am_daemon) | |
445 | n = client_addr(0); | |
446 | break; | |
4a7319be | 447 | case 'l': |
ddd74b67 WD |
448 | strlcat(fmt, ".0f", sizeof fmt); |
449 | snprintf(buf2, sizeof buf2, fmt, | |
4a7319be | 450 | (double)file->length); |
e08bfe12 AT |
451 | n = buf2; |
452 | break; | |
4a7319be | 453 | case 'p': |
126e7aff | 454 | strlcat(fmt, "ld", sizeof fmt); |
ddd74b67 | 455 | snprintf(buf2, sizeof buf2, fmt, |
126e7aff | 456 | (long)getpid()); |
e08bfe12 AT |
457 | n = buf2; |
458 | break; | |
b74b3d53 WD |
459 | case 'o': |
460 | n = op; | |
461 | break; | |
4a7319be | 462 | case 'f': |
be0602ec | 463 | n = f_name(file, NULL); |
9baed760 WD |
464 | if (am_sender && file->dir.root) { |
465 | pathjoin(buf2, sizeof buf2, | |
466 | file->dir.root, n); | |
0ee6ca98 | 467 | clean_fname(buf2, 0); |
dcbae654 | 468 | if (fmt[1]) |
0ee6ca98 | 469 | strlcpy(n, buf2, MAXPATHLEN); |
dcbae654 WD |
470 | else |
471 | n = buf2; | |
0ee6ca98 WD |
472 | } else |
473 | clean_fname(n, 0); | |
9baed760 WD |
474 | if (*n == '/') |
475 | n++; | |
ab7104da | 476 | break; |
ef74f5d6 | 477 | case 'n': |
be0602ec | 478 | n = f_name(file, NULL); |
0ee6ca98 WD |
479 | if (S_ISDIR(file->mode)) |
480 | strlcat(n, "/", MAXPATHLEN); | |
ef74f5d6 WD |
481 | break; |
482 | case 'L': | |
afc65a5a | 483 | if (hlink && *hlink) { |
0ee6ca98 | 484 | n = hlink; |
126e7aff | 485 | strcpy(buf2, " => "); |
afc65a5a | 486 | } else if (S_ISLNK(file->mode) && file->u.link) { |
0ee6ca98 | 487 | n = file->u.link; |
126e7aff WD |
488 | strcpy(buf2, " -> "); |
489 | } else { | |
ef74f5d6 | 490 | n = ""; |
126e7aff WD |
491 | if (!fmt[1]) |
492 | break; | |
493 | strcpy(buf2, " "); | |
494 | } | |
495 | strlcat(fmt, "s", sizeof fmt); | |
496 | snprintf(buf2 + 4, sizeof buf2 - 4, fmt, n); | |
497 | n = buf2; | |
ef74f5d6 | 498 | break; |
b74b3d53 WD |
499 | case 'm': |
500 | n = lp_name(module_id); | |
501 | break; | |
502 | case 't': | |
503 | n = timestring(time(NULL)); | |
504 | break; | |
505 | case 'P': | |
506 | n = lp_path(module_id); | |
507 | break; | |
508 | case 'u': | |
509 | n = auth_user; | |
510 | break; | |
4a7319be | 511 | case 'b': |
1b7c47cb | 512 | if (am_sender) { |
4a7319be | 513 | b = stats.total_written - |
1b7c47cb AT |
514 | initial_stats->total_written; |
515 | } else { | |
4a7319be | 516 | b = stats.total_read - |
1b7c47cb AT |
517 | initial_stats->total_read; |
518 | } | |
0455cd93 | 519 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 520 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
521 | n = buf2; |
522 | break; | |
4a7319be | 523 | case 'c': |
1b7c47cb | 524 | if (!am_sender) { |
4a7319be | 525 | b = stats.total_written - |
1b7c47cb AT |
526 | initial_stats->total_written; |
527 | } else { | |
4a7319be | 528 | b = stats.total_read - |
1b7c47cb AT |
529 | initial_stats->total_read; |
530 | } | |
0455cd93 | 531 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 532 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
533 | n = buf2; |
534 | break; | |
ef74f5d6 | 535 | case 'i': |
19bc826d | 536 | if (iflags & ITEM_DELETED) { |
d5609e96 | 537 | n = "*deleting"; |
19bc826d WD |
538 | break; |
539 | } | |
b4bf2b5a | 540 | n = buf2 + MAXPATHLEN - 32; |
fd84673e WD |
541 | n[0] = iflags & ITEM_LOCAL_CHANGE |
542 | ? iflags & ITEM_XNAME_FOLLOWS ? 'h' : 'c' | |
ca62acc3 | 543 | : !(iflags & ITEM_TRANSFER) ? '.' |
c1759b9f | 544 | : !local_server && *op == 's' ? '<' : '>'; |
19bc826d WD |
545 | n[1] = S_ISDIR(file->mode) ? 'd' |
546 | : IS_DEVICE(file->mode) ? 'D' | |
ef74f5d6 | 547 | : S_ISLNK(file->mode) ? 'L' : 'f'; |
d4e01963 WD |
548 | n[2] = !(iflags & ITEM_REPORT_CHECKSUM) ? '.' : 'c'; |
549 | n[3] = !(iflags & ITEM_REPORT_SIZE) ? '.' : 's'; | |
550 | n[4] = !(iflags & ITEM_REPORT_TIME) ? '.' | |
ef74f5d6 WD |
551 | : !preserve_times || IS_DEVICE(file->mode) |
552 | || S_ISLNK(file->mode) ? 'T' : 't'; | |
d4e01963 WD |
553 | n[5] = !(iflags & ITEM_REPORT_PERMS) ? '.' : 'p'; |
554 | n[6] = !(iflags & ITEM_REPORT_OWNER) ? '.' : 'o'; | |
555 | n[7] = !(iflags & ITEM_REPORT_GROUP) ? '.' : 'g'; | |
ca62acc3 | 556 | n[8] = !(iflags & ITEM_REPORT_XATTRS) ? '.' : 'a'; |
afc65a5a | 557 | n[9] = '\0'; |
ef74f5d6 WD |
558 | |
559 | if (iflags & (ITEM_IS_NEW|ITEM_MISSING_DATA)) { | |
560 | char ch = iflags & ITEM_IS_NEW ? '+' : '?'; | |
561 | int i; | |
562 | for (i = 2; n[i]; i++) | |
563 | n[i] = ch; | |
6d4ecad1 WD |
564 | } else if (n[0] == '.' || n[0] == 'h' |
565 | || (n[0] == 'c' && n[1] == 'f')) { | |
19bc826d WD |
566 | int i; |
567 | for (i = 2; n[i]; i++) { | |
568 | if (n[i] != '.') | |
569 | break; | |
570 | } | |
571 | if (!n[i]) { | |
572 | for (i = 2; n[i]; i++) | |
573 | n[i] = ' '; | |
19bc826d | 574 | } |
ef74f5d6 WD |
575 | } |
576 | break; | |
e08bfe12 AT |
577 | } |
578 | ||
ddd74b67 WD |
579 | /* "n" is the string to be inserted in place of this % code. */ |
580 | if (!n) | |
581 | continue; | |
9baed760 WD |
582 | if (n != buf2 && fmt[1]) { |
583 | strlcat(fmt, "s", sizeof fmt); | |
584 | snprintf(buf2, sizeof buf2, fmt, n); | |
585 | n = buf2; | |
586 | } | |
ef74f5d6 | 587 | len = strlen(n); |
e08bfe12 | 588 | |
e145d51b | 589 | /* Subtract the length of the escape from the string's size. */ |
0455cd93 | 590 | total -= p - s + 1; |
e145d51b | 591 | |
d9c0051f | 592 | if (len + total >= (size_t)sizeof buf) { |
1e7098b5 WD |
593 | rprintf(FERROR, |
594 | "buffer overflow expanding %%%c -- exiting\n", | |
0455cd93 | 595 | p[0]); |
65417579 | 596 | exit_cleanup(RERR_MESSAGEIO); |
e08bfe12 AT |
597 | } |
598 | ||
aa126974 | 599 | /* Shuffle the rest of the string along to make space for n */ |
0455cd93 WD |
600 | if (len != (size_t)(p - s + 1)) |
601 | memmove(s + len, p + 1, total - (s - buf) + 1); | |
ddd74b67 | 602 | total += len; |
aa126974 | 603 | |
ddd74b67 | 604 | /* Insert the contents of string "n", but NOT its null. */ |
ef74f5d6 | 605 | if (len) |
ddd74b67 | 606 | memcpy(s, n, len); |
e08bfe12 | 607 | |
aa126974 | 608 | /* Skip over inserted string; continue looking */ |
ddd74b67 | 609 | p = s + len; |
e08bfe12 AT |
610 | } |
611 | ||
d9c0051f | 612 | rwrite(code, buf, total); |
e08bfe12 AT |
613 | } |
614 | ||
0455cd93 WD |
615 | /* Return 1 if the format escape is in the log-format string (e.g. look for |
616 | * the 'b' in the "%9b" format escape). */ | |
16f960fe WD |
617 | int log_format_has(const char *format, char esc) |
618 | { | |
619 | const char *p; | |
620 | ||
621 | if (!format) | |
622 | return 0; | |
623 | ||
624 | for (p = format; (p = strchr(p, '%')) != NULL; ) { | |
625 | if (*++p == '-') | |
626 | p++; | |
627 | while (isdigit(*(uchar*)p)) | |
628 | p++; | |
629 | if (!*p) | |
630 | break; | |
631 | if (*p == esc) | |
632 | return 1; | |
633 | } | |
634 | return 0; | |
635 | } | |
636 | ||
afc65a5a WD |
637 | /* log the transfer of a file */ |
638 | void log_item(struct file_struct *file, struct stats *initial_stats, | |
639 | int iflags, char *hlink) | |
11a5a3c7 | 640 | { |
afc65a5a | 641 | char *s_or_r = am_sender ? "send" : "recv"; |
11a5a3c7 | 642 | |
11a5a3c7 | 643 | if (lp_transfer_logging(module_id)) { |
afc65a5a WD |
644 | log_formatted(FLOG, lp_log_format(module_id), s_or_r, |
645 | file, initial_stats, iflags, hlink); | |
b6062654 | 646 | } else if (log_format && !am_server) { |
be0602ec | 647 | log_formatted(FNAME, log_format, s_or_r, |
afc65a5a | 648 | file, initial_stats, iflags, hlink); |
11a5a3c7 AT |
649 | } |
650 | } | |
651 | ||
1c3e3679 WD |
652 | void maybe_log_item(struct file_struct *file, int iflags, int itemizing, |
653 | char *buf) | |
654 | { | |
f2b6fe44 | 655 | int significant_flags = iflags & SIGNIFICANT_ITEM_FLAGS; |
6d4ecad1 WD |
656 | int see_item = itemizing && (significant_flags || *buf |
657 | || (verbose > 1 && log_format_has_i)); | |
658 | int local_change = iflags & ITEM_LOCAL_CHANGE && significant_flags; | |
1c3e3679 WD |
659 | if (am_server) { |
660 | if (am_daemon && !dry_run && see_item) | |
661 | log_item(file, &stats, iflags, buf); | |
f2b6fe44 WD |
662 | } else if (see_item || local_change || *buf |
663 | || (S_ISDIR(file->mode) && significant_flags)) | |
1c3e3679 WD |
664 | log_item(file, &stats, iflags, buf); |
665 | } | |
666 | ||
19bc826d WD |
667 | void log_delete(char *fname, int mode) |
668 | { | |
669 | static struct file_struct file; | |
670 | int len = strlen(fname); | |
19bc826d WD |
671 | char *fmt; |
672 | ||
673 | file.mode = mode; | |
674 | file.basename = fname; | |
675 | ||
41b5b5e7 WD |
676 | if (!verbose && !log_format) |
677 | ; | |
678 | else if (am_server && protocol_version >= 29 && len < MAXPATHLEN) { | |
19bc826d WD |
679 | if (S_ISDIR(mode)) |
680 | len++; /* directories include trailing null */ | |
681 | send_msg(MSG_DELETED, fname, len); | |
19bc826d | 682 | } else { |
d5609e96 | 683 | fmt = log_format_has_o_or_i ? log_format : "deleting %n"; |
afc65a5a WD |
684 | log_formatted(FCLIENT, fmt, "del.", &file, &stats, |
685 | ITEM_DELETED, NULL); | |
19bc826d WD |
686 | } |
687 | ||
41b5b5e7 | 688 | if (!am_daemon || dry_run || !lp_transfer_logging(module_id)) |
1eec003a WD |
689 | return; |
690 | ||
d5609e96 | 691 | fmt = daemon_log_format_has_o_or_i ? lp_log_format(module_id) : "deleting %n"; |
afc65a5a | 692 | log_formatted(FLOG, fmt, "del.", &file, &stats, ITEM_DELETED, NULL); |
19bc826d | 693 | } |
af642a61 MP |
694 | |
695 | ||
696 | /* | |
697 | * Called when the transfer is interrupted for some reason. | |
698 | * | |
699 | * Code is one of the RERR_* codes from errcode.h, or terminating | |
700 | * successfully. | |
701 | */ | |
a9766ef1 | 702 | void log_exit(int code, const char *file, int line) |
9b73d1c0 AT |
703 | { |
704 | if (code == 0) { | |
088aff1a | 705 | rprintf(FLOG,"sent %.0f bytes received %.0f bytes total size %.0f\n", |
9b73d1c0 AT |
706 | (double)stats.total_written, |
707 | (double)stats.total_read, | |
708 | (double)stats.total_size); | |
709 | } else { | |
4a7319be WD |
710 | const char *name; |
711 | ||
712 | name = rerr_name(code); | |
713 | if (!name) | |
714 | name = "unexplained error"; | |
af642a61 | 715 | |
1bca1de6 WD |
716 | /* VANISHED is not an error, only a warning */ |
717 | if (code == RERR_VANISHED) { | |
718 | rprintf(FINFO, "rsync warning: %s (code %d) at %s(%d)\n", | |
719 | name, code, file, line); | |
720 | } else { | |
721 | rprintf(FERROR, "rsync error: %s (code %d) at %s(%d)\n", | |
722 | name, code, file, line); | |
723 | } | |
9b73d1c0 AT |
724 | } |
725 | } |