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 | ||
af642a61 MP |
87 | /* |
88 | * Map from rsync error code to name, or return NULL. | |
89 | */ | |
90 | static char const *rerr_name(int code) | |
91 | { | |
4a7319be WD |
92 | int i; |
93 | for (i = 0; rerr_names[i].name; i++) { | |
94 | if (rerr_names[i].code == code) | |
95 | return rerr_names[i].name; | |
96 | } | |
97 | return NULL; | |
af642a61 MP |
98 | } |
99 | ||
4f6325c3 AT |
100 | static void logit(int priority, char *buf) |
101 | { | |
64c37826 WD |
102 | if (logfile_was_closed) |
103 | logfile_reopen(); | |
104 | if (logfile) { | |
4a7319be | 105 | fprintf(logfile,"%s [%d] %s", |
f7632fc6 | 106 | timestring(time(NULL)), (int)getpid(), buf); |
4f6325c3 AT |
107 | fflush(logfile); |
108 | } else { | |
109 | syslog(priority, "%s", buf); | |
110 | } | |
111 | } | |
e42c9458 | 112 | |
6afb9077 | 113 | static void syslog_init() |
1a016bfd | 114 | { |
6afb9077 | 115 | static int been_here = 0; |
1a016bfd | 116 | int options = LOG_PID; |
6afb9077 WD |
117 | |
118 | if (been_here) | |
119 | return; | |
120 | been_here = 1; | |
121 | ||
122 | #ifdef LOG_NDELAY | |
123 | options |= LOG_NDELAY; | |
124 | #endif | |
125 | ||
126 | #ifdef LOG_DAEMON | |
127 | openlog("rsyncd", options, lp_syslog_facility()); | |
128 | #else | |
129 | openlog("rsyncd", options); | |
130 | #endif | |
131 | ||
132 | #ifndef LOG_NDELAY | |
133 | logit(LOG_INFO, "rsyncd started\n"); | |
134 | #endif | |
135 | } | |
136 | ||
64c37826 WD |
137 | static void logfile_open(void) |
138 | { | |
139 | extern int orig_umask; | |
140 | int old_umask = umask(022 | orig_umask); | |
141 | logfile = fopen(logfname, "a"); | |
142 | umask(old_umask); | |
143 | if (!logfile) { | |
144 | int fopen_errno = errno; | |
145 | /* Rsync falls back to using syslog on failure. */ | |
146 | syslog_init(); | |
147 | rsyserr(FERROR, fopen_errno, | |
148 | "failed to open log-file %s", logfname); | |
149 | rprintf(FINFO, "Ignoring \"log file\" setting.\n"); | |
150 | } | |
151 | } | |
152 | ||
6afb9077 WD |
153 | void log_init(void) |
154 | { | |
bcf5b133 | 155 | time_t t; |
1a016bfd | 156 | |
0bb4d176 WD |
157 | if (log_initialised) |
158 | return; | |
30e8c8e1 | 159 | log_initialised = 1; |
1a016bfd | 160 | |
958f3735 | 161 | /* this looks pointless, but it is needed in order for the |
4a7319be WD |
162 | * C library on some systems to fetch the timezone info |
163 | * before the chroot */ | |
958f3735 AT |
164 | t = time(NULL); |
165 | localtime(&t); | |
166 | ||
167 | /* optionally use a log file instead of syslog */ | |
45a83540 | 168 | logfname = lp_log_file(); |
64c37826 WD |
169 | if (logfname && *logfname) |
170 | logfile_open(); | |
171 | else | |
172 | syslog_init(); | |
1a016bfd | 173 | } |
1a016bfd | 174 | |
64c37826 | 175 | void logfile_close(void) |
4a239e98 | 176 | { |
64c37826 WD |
177 | if (logfile) { |
178 | logfile_was_closed = 1; | |
179 | fclose(logfile); | |
180 | logfile = NULL; | |
4a239e98 WD |
181 | } |
182 | } | |
183 | ||
64c37826 | 184 | void logfile_reopen(void) |
4a239e98 | 185 | { |
64c37826 WD |
186 | if (logfile_was_closed) { |
187 | logfile_was_closed = 0; | |
188 | logfile_open(); | |
4a239e98 WD |
189 | } |
190 | } | |
191 | ||
be0602ec WD |
192 | static void filtered_fwrite(const char *buf, int len, FILE *f) |
193 | { | |
194 | const char *s, *end = buf + len; | |
195 | for (s = buf; s < end; s++) { | |
196 | if ((s < end - 4 | |
197 | && *s == '\\' && s[1] == '0' | |
198 | && isdigit(*(uchar*)(s+2)) | |
199 | && isdigit(*(uchar*)(s+3)) | |
200 | && isdigit(*(uchar*)(s+4))) | |
201 | || !isprint(*(uchar*)s) | |
202 | || *(uchar*)s < ' ') { | |
203 | if (s != buf && fwrite(buf, s - buf, 1, f) != 1) | |
204 | exit_cleanup(RERR_MESSAGEIO); | |
205 | fprintf(f, "\\%04o", *(uchar*)s); | |
206 | buf = s + 1; | |
207 | } | |
208 | } | |
209 | if (buf != end && fwrite(buf, end - buf, 1, f) != 1) | |
210 | exit_cleanup(RERR_MESSAGEIO); | |
211 | } | |
212 | ||
554e0a8d | 213 | /* this is the underlying (unformatted) rsync debugging function. Call |
be0602ec WD |
214 | * it with FINFO, FERROR or FLOG. Note: recursion can happen with |
215 | * certain fatal conditions. */ | |
ff41a59f | 216 | void rwrite(enum logcode code, char *buf, int len) |
0b76cd63 | 217 | { |
be0602ec | 218 | int trailing_CR_or_NL; |
8fcdc444 | 219 | FILE *f = NULL; |
8d9dc9f9 | 220 | |
a644fc3c WD |
221 | if (len < 0) |
222 | exit_cleanup(RERR_MESSAGEIO); | |
0b76cd63 | 223 | |
b66e31bf WD |
224 | if (quiet && code == FINFO) |
225 | return; | |
226 | ||
0bb4d176 WD |
227 | if (am_server && msg_fd_out >= 0) { |
228 | /* Pass the message to our sibling. */ | |
229 | send_msg((enum msgcode)code, buf, len); | |
11a5a3c7 AT |
230 | return; |
231 | } | |
232 | ||
b66e31bf WD |
233 | if (code == FSOCKERR) /* This gets simplified for a non-sibling. */ |
234 | code = FERROR; | |
235 | ||
1eec003a WD |
236 | if (code == FCLIENT) |
237 | code = FINFO; | |
238 | else if (am_daemon) { | |
0bb4d176 WD |
239 | static int in_block; |
240 | char msg[2048]; | |
241 | int priority = code == FERROR ? LOG_WARNING : LOG_INFO; | |
242 | ||
243 | if (in_block) | |
a644fc3c | 244 | return; |
0bb4d176 WD |
245 | in_block = 1; |
246 | if (!log_initialised) | |
247 | log_init(); | |
248 | strlcpy(msg, buf, MIN((int)sizeof msg, len + 1)); | |
249 | logit(priority, msg); | |
250 | in_block = 0; | |
251 | ||
252 | if (code == FLOG || !am_server) | |
a644fc3c | 253 | return; |
0bb4d176 | 254 | } else if (code == FLOG) |
ff8b29b8 | 255 | return; |
0bb4d176 WD |
256 | |
257 | if (am_server) { | |
258 | /* Pass the message to the non-server side. */ | |
259 | if (io_multiplex_write((enum msgcode)code, buf, len)) | |
260 | return; | |
261 | if (am_daemon) { | |
262 | /* TODO: can we send the error to the user somehow? */ | |
263 | return; | |
264 | } | |
0b76cd63 AT |
265 | } |
266 | ||
be0602ec WD |
267 | switch (code) { |
268 | case FERROR: | |
ff81e809 | 269 | log_got_error = 1; |
ff8b29b8 | 270 | f = stderr; |
0ace7b25 | 271 | goto pre_scan; |
be0602ec | 272 | case FINFO: |
0bb4d176 | 273 | f = am_server ? stderr : stdout; |
0ace7b25 WD |
274 | pre_scan: |
275 | while (len > 1 && (*buf == '\n' || *buf == '\t')) { | |
be0602ec WD |
276 | fputc(*buf, f); |
277 | buf++; | |
278 | len--; | |
279 | } | |
280 | break; | |
281 | case FNAME: | |
282 | f = am_server ? stderr : stdout; | |
283 | break; | |
284 | default: | |
0bb4d176 | 285 | exit_cleanup(RERR_MESSAGEIO); |
be0602ec | 286 | } |
0b76cd63 | 287 | |
be0602ec WD |
288 | trailing_CR_or_NL = len && (buf[len-1] == '\n' || buf[len-1] == '\r') |
289 | ? buf[--len] : 0; | |
8d9dc9f9 | 290 | |
be0602ec WD |
291 | filtered_fwrite(buf, len, f); |
292 | ||
293 | if (trailing_CR_or_NL) { | |
294 | fputc(trailing_CR_or_NL, f); | |
0bb4d176 | 295 | fflush(f); |
be0602ec | 296 | } |
0b76cd63 | 297 | } |
0455cd93 | 298 | |
a039749b MP |
299 | /* This is the rsync debugging function. Call it with FINFO, FERROR or |
300 | * FLOG. */ | |
301 | void rprintf(enum logcode code, const char *format, ...) | |
554e0a8d | 302 | { |
4a7319be | 303 | va_list ap; |
b74b3d53 | 304 | char buf[BIGPATHBUFLEN]; |
8fcdc444 | 305 | size_t len; |
554e0a8d AT |
306 | |
307 | va_start(ap, format); | |
ef74f5d6 | 308 | len = vsnprintf(buf, sizeof buf, format, ap); |
554e0a8d AT |
309 | va_end(ap); |
310 | ||
b2f02464 | 311 | /* Deal with buffer overruns. Instead of panicking, just |
8fcdc444 WD |
312 | * truncate the resulting string. (Note that configure ensures |
313 | * that we have a vsnprintf() that doesn't ever return -1.) */ | |
314 | if (len > sizeof buf - 1) { | |
b74b3d53 | 315 | static const char ellipsis[] = "[...]"; |
b2f02464 MP |
316 | |
317 | /* Reset length, and zero-terminate the end of our buffer */ | |
ef74f5d6 | 318 | len = sizeof buf - 1; |
b2f02464 MP |
319 | buf[len] = '\0'; |
320 | ||
321 | /* Copy the ellipsis to the end of the string, but give | |
322 | * us one extra character: | |
323 | * | |
ef74f5d6 | 324 | * v--- null byte at buf[sizeof buf - 1] |
b2f02464 MP |
325 | * abcdefghij0 |
326 | * -> abcd[...]00 <-- now two null bytes at end | |
327 | * | |
328 | * If the input format string has a trailing newline, | |
329 | * we copy it into that extra null; if it doesn't, well, | |
330 | * all we lose is one byte. */ | |
b74b3d53 | 331 | memcpy(buf+len-sizeof ellipsis, ellipsis, sizeof ellipsis); |
b2f02464 MP |
332 | if (format[strlen(format)-1] == '\n') { |
333 | buf[len-1] = '\n'; | |
334 | } | |
335 | } | |
554e0a8d | 336 | |
ff41a59f | 337 | rwrite(code, buf, len); |
554e0a8d | 338 | } |
0b76cd63 | 339 | |
a039749b MP |
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 | ||
ff41a59f | 371 | void rflush(enum logcode code) |
0b76cd63 AT |
372 | { |
373 | FILE *f = NULL; | |
0455cd93 | 374 | |
0b76cd63 AT |
375 | if (am_daemon) { |
376 | return; | |
377 | } | |
378 | ||
ff41a59f | 379 | if (code == FLOG) { |
e08bfe12 | 380 | return; |
4a7319be | 381 | } |
e08bfe12 | 382 | |
ff41a59f | 383 | if (code == FERROR) { |
0b76cd63 | 384 | f = stderr; |
4a7319be | 385 | } |
0b76cd63 | 386 | |
ff41a59f | 387 | if (code == FINFO) { |
4a7319be | 388 | if (am_server) |
0b76cd63 AT |
389 | f = stderr; |
390 | else | |
391 | f = stdout; | |
4a7319be | 392 | } |
0b76cd63 | 393 | |
65417579 | 394 | if (!f) exit_cleanup(RERR_MESSAGEIO); |
0b76cd63 AT |
395 | fflush(f); |
396 | } | |
397 | ||
e08bfe12 | 398 | /* a generic logging routine for send/recv, with parameter |
4a7319be | 399 | * substitiution */ |
afc65a5a WD |
400 | static void log_formatted(enum logcode code, char *format, char *op, |
401 | struct file_struct *file, struct stats *initial_stats, | |
402 | int iflags, char *hlink) | |
e08bfe12 | 403 | { |
ddd74b67 WD |
404 | char buf[MAXPATHLEN+1024], buf2[MAXPATHLEN], fmt[32]; |
405 | char *p, *s, *n; | |
ef74f5d6 | 406 | size_t len, total; |
1b7c47cb | 407 | int64 b; |
e08bfe12 | 408 | |
ddd74b67 WD |
409 | *fmt = '%'; |
410 | ||
aa126974 | 411 | /* We expand % codes one by one in place in buf. We don't |
126e7aff WD |
412 | * copy in the terminating null of the inserted strings, but |
413 | * rather keep going until we reach the null of the format. */ | |
ef74f5d6 | 414 | total = strlcpy(buf, format, sizeof buf); |
d9c0051f WD |
415 | if (total > MAXPATHLEN) { |
416 | rprintf(FERROR, "log-format string is WAY too long!\n"); | |
417 | exit_cleanup(RERR_MESSAGEIO); | |
418 | } | |
419 | buf[total++] = '\n'; | |
420 | buf[total] = '\0'; | |
0455cd93 | 421 | |
16f960fe | 422 | for (p = buf; (p = strchr(p, '%')) != NULL; ) { |
ddd74b67 WD |
423 | s = p++; |
424 | n = fmt + 1; | |
9baed760 WD |
425 | if (*p == '-') |
426 | *n++ = *p++; | |
b4bf2b5a | 427 | while (isdigit(*(uchar*)p) && n - fmt < (int)(sizeof fmt) - 8) |
ddd74b67 | 428 | *n++ = *p++; |
e145d51b WD |
429 | if (!*p) |
430 | break; | |
ddd74b67 | 431 | *n = '\0'; |
e08bfe12 | 432 | n = NULL; |
e08bfe12 | 433 | |
0455cd93 | 434 | switch (*p) { |
b74b3d53 WD |
435 | case 'h': |
436 | if (am_daemon) | |
437 | n = client_name(0); | |
438 | break; | |
439 | case 'a': | |
440 | if (am_daemon) | |
441 | n = client_addr(0); | |
442 | break; | |
4a7319be | 443 | case 'l': |
ddd74b67 WD |
444 | strlcat(fmt, ".0f", sizeof fmt); |
445 | snprintf(buf2, sizeof buf2, fmt, | |
4a7319be | 446 | (double)file->length); |
e08bfe12 AT |
447 | n = buf2; |
448 | break; | |
4a7319be | 449 | case 'p': |
126e7aff | 450 | strlcat(fmt, "ld", sizeof fmt); |
ddd74b67 | 451 | snprintf(buf2, sizeof buf2, fmt, |
126e7aff | 452 | (long)getpid()); |
e08bfe12 AT |
453 | n = buf2; |
454 | break; | |
b74b3d53 WD |
455 | case 'o': |
456 | n = op; | |
457 | break; | |
4a7319be | 458 | case 'f': |
be0602ec | 459 | n = f_name(file, NULL); |
9baed760 WD |
460 | if (am_sender && file->dir.root) { |
461 | pathjoin(buf2, sizeof buf2, | |
462 | file->dir.root, n); | |
0ee6ca98 | 463 | clean_fname(buf2, 0); |
dcbae654 | 464 | if (fmt[1]) |
0ee6ca98 | 465 | strlcpy(n, buf2, MAXPATHLEN); |
dcbae654 WD |
466 | else |
467 | n = buf2; | |
0ee6ca98 WD |
468 | } else |
469 | clean_fname(n, 0); | |
9baed760 WD |
470 | if (*n == '/') |
471 | n++; | |
ab7104da | 472 | break; |
ef74f5d6 | 473 | case 'n': |
be0602ec | 474 | n = f_name(file, NULL); |
0ee6ca98 WD |
475 | if (S_ISDIR(file->mode)) |
476 | strlcat(n, "/", MAXPATHLEN); | |
ef74f5d6 WD |
477 | break; |
478 | case 'L': | |
afc65a5a | 479 | if (hlink && *hlink) { |
0ee6ca98 | 480 | n = hlink; |
126e7aff | 481 | strcpy(buf2, " => "); |
afc65a5a | 482 | } else if (S_ISLNK(file->mode) && file->u.link) { |
0ee6ca98 | 483 | n = file->u.link; |
126e7aff WD |
484 | strcpy(buf2, " -> "); |
485 | } else { | |
ef74f5d6 | 486 | n = ""; |
126e7aff WD |
487 | if (!fmt[1]) |
488 | break; | |
489 | strcpy(buf2, " "); | |
490 | } | |
491 | strlcat(fmt, "s", sizeof fmt); | |
492 | snprintf(buf2 + 4, sizeof buf2 - 4, fmt, n); | |
493 | n = buf2; | |
ef74f5d6 | 494 | break; |
b74b3d53 WD |
495 | case 'm': |
496 | n = lp_name(module_id); | |
497 | break; | |
498 | case 't': | |
499 | n = timestring(time(NULL)); | |
500 | break; | |
501 | case 'P': | |
502 | n = lp_path(module_id); | |
503 | break; | |
504 | case 'u': | |
505 | n = auth_user; | |
506 | break; | |
4a7319be | 507 | case 'b': |
1b7c47cb | 508 | if (am_sender) { |
4a7319be | 509 | b = stats.total_written - |
1b7c47cb AT |
510 | initial_stats->total_written; |
511 | } else { | |
4a7319be | 512 | b = stats.total_read - |
1b7c47cb AT |
513 | initial_stats->total_read; |
514 | } | |
0455cd93 | 515 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 516 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
517 | n = buf2; |
518 | break; | |
4a7319be | 519 | case 'c': |
1b7c47cb | 520 | if (!am_sender) { |
4a7319be | 521 | b = stats.total_written - |
1b7c47cb AT |
522 | initial_stats->total_written; |
523 | } else { | |
4a7319be | 524 | b = stats.total_read - |
1b7c47cb AT |
525 | initial_stats->total_read; |
526 | } | |
0455cd93 | 527 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 528 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
529 | n = buf2; |
530 | break; | |
ef74f5d6 | 531 | case 'i': |
19bc826d | 532 | if (iflags & ITEM_DELETED) { |
d5609e96 | 533 | n = "*deleting"; |
19bc826d WD |
534 | break; |
535 | } | |
b4bf2b5a | 536 | n = buf2 + MAXPATHLEN - 32; |
fd84673e WD |
537 | n[0] = iflags & ITEM_LOCAL_CHANGE |
538 | ? iflags & ITEM_XNAME_FOLLOWS ? 'h' : 'c' | |
ca62acc3 | 539 | : !(iflags & ITEM_TRANSFER) ? '.' |
c1759b9f | 540 | : !local_server && *op == 's' ? '<' : '>'; |
19bc826d | 541 | n[1] = S_ISDIR(file->mode) ? 'd' |
f8d47c1c | 542 | : IS_SPECIAL(file->mode) ? 'S' |
19bc826d | 543 | : IS_DEVICE(file->mode) ? 'D' |
ef74f5d6 | 544 | : S_ISLNK(file->mode) ? 'L' : 'f'; |
d4e01963 WD |
545 | n[2] = !(iflags & ITEM_REPORT_CHECKSUM) ? '.' : 'c'; |
546 | n[3] = !(iflags & ITEM_REPORT_SIZE) ? '.' : 's'; | |
547 | n[4] = !(iflags & ITEM_REPORT_TIME) ? '.' | |
4cff7c50 | 548 | : !preserve_times || S_ISLNK(file->mode) ? 'T' : 't'; |
d4e01963 WD |
549 | n[5] = !(iflags & ITEM_REPORT_PERMS) ? '.' : 'p'; |
550 | n[6] = !(iflags & ITEM_REPORT_OWNER) ? '.' : 'o'; | |
551 | n[7] = !(iflags & ITEM_REPORT_GROUP) ? '.' : 'g'; | |
4cff7c50 | 552 | n[8] = '\0'; |
ef74f5d6 WD |
553 | |
554 | if (iflags & (ITEM_IS_NEW|ITEM_MISSING_DATA)) { | |
555 | char ch = iflags & ITEM_IS_NEW ? '+' : '?'; | |
556 | int i; | |
557 | for (i = 2; n[i]; i++) | |
558 | n[i] = ch; | |
6d4ecad1 WD |
559 | } else if (n[0] == '.' || n[0] == 'h' |
560 | || (n[0] == 'c' && n[1] == 'f')) { | |
19bc826d WD |
561 | int i; |
562 | for (i = 2; n[i]; i++) { | |
563 | if (n[i] != '.') | |
564 | break; | |
565 | } | |
566 | if (!n[i]) { | |
567 | for (i = 2; n[i]; i++) | |
568 | n[i] = ' '; | |
19bc826d | 569 | } |
ef74f5d6 WD |
570 | } |
571 | break; | |
e08bfe12 AT |
572 | } |
573 | ||
ddd74b67 WD |
574 | /* "n" is the string to be inserted in place of this % code. */ |
575 | if (!n) | |
576 | continue; | |
9baed760 WD |
577 | if (n != buf2 && fmt[1]) { |
578 | strlcat(fmt, "s", sizeof fmt); | |
579 | snprintf(buf2, sizeof buf2, fmt, n); | |
580 | n = buf2; | |
581 | } | |
ef74f5d6 | 582 | len = strlen(n); |
e08bfe12 | 583 | |
e145d51b | 584 | /* Subtract the length of the escape from the string's size. */ |
0455cd93 | 585 | total -= p - s + 1; |
e145d51b | 586 | |
d9c0051f | 587 | if (len + total >= (size_t)sizeof buf) { |
1e7098b5 WD |
588 | rprintf(FERROR, |
589 | "buffer overflow expanding %%%c -- exiting\n", | |
0455cd93 | 590 | p[0]); |
65417579 | 591 | exit_cleanup(RERR_MESSAGEIO); |
e08bfe12 AT |
592 | } |
593 | ||
aa126974 | 594 | /* Shuffle the rest of the string along to make space for n */ |
0455cd93 WD |
595 | if (len != (size_t)(p - s + 1)) |
596 | memmove(s + len, p + 1, total - (s - buf) + 1); | |
ddd74b67 | 597 | total += len; |
aa126974 | 598 | |
ddd74b67 | 599 | /* Insert the contents of string "n", but NOT its null. */ |
ef74f5d6 | 600 | if (len) |
ddd74b67 | 601 | memcpy(s, n, len); |
e08bfe12 | 602 | |
aa126974 | 603 | /* Skip over inserted string; continue looking */ |
ddd74b67 | 604 | p = s + len; |
e08bfe12 AT |
605 | } |
606 | ||
d9c0051f | 607 | rwrite(code, buf, total); |
e08bfe12 AT |
608 | } |
609 | ||
0455cd93 WD |
610 | /* Return 1 if the format escape is in the log-format string (e.g. look for |
611 | * the 'b' in the "%9b" format escape). */ | |
16f960fe WD |
612 | int log_format_has(const char *format, char esc) |
613 | { | |
614 | const char *p; | |
615 | ||
616 | if (!format) | |
617 | return 0; | |
618 | ||
619 | for (p = format; (p = strchr(p, '%')) != NULL; ) { | |
620 | if (*++p == '-') | |
621 | p++; | |
622 | while (isdigit(*(uchar*)p)) | |
623 | p++; | |
624 | if (!*p) | |
625 | break; | |
626 | if (*p == esc) | |
627 | return 1; | |
628 | } | |
629 | return 0; | |
630 | } | |
631 | ||
afc65a5a WD |
632 | /* log the transfer of a file */ |
633 | void log_item(struct file_struct *file, struct stats *initial_stats, | |
634 | int iflags, char *hlink) | |
11a5a3c7 | 635 | { |
afc65a5a | 636 | char *s_or_r = am_sender ? "send" : "recv"; |
11a5a3c7 | 637 | |
11a5a3c7 | 638 | if (lp_transfer_logging(module_id)) { |
afc65a5a WD |
639 | log_formatted(FLOG, lp_log_format(module_id), s_or_r, |
640 | file, initial_stats, iflags, hlink); | |
b6062654 | 641 | } else if (log_format && !am_server) { |
be0602ec | 642 | log_formatted(FNAME, log_format, s_or_r, |
afc65a5a | 643 | file, initial_stats, iflags, hlink); |
11a5a3c7 AT |
644 | } |
645 | } | |
646 | ||
1c3e3679 WD |
647 | void maybe_log_item(struct file_struct *file, int iflags, int itemizing, |
648 | char *buf) | |
649 | { | |
f2b6fe44 | 650 | int significant_flags = iflags & SIGNIFICANT_ITEM_FLAGS; |
6d4ecad1 | 651 | int see_item = itemizing && (significant_flags || *buf |
a9e47626 | 652 | || log_format_has_i > 1 || (verbose > 1 && log_format_has_i)); |
6d4ecad1 | 653 | int local_change = iflags & ITEM_LOCAL_CHANGE && significant_flags; |
1c3e3679 WD |
654 | if (am_server) { |
655 | if (am_daemon && !dry_run && see_item) | |
656 | log_item(file, &stats, iflags, buf); | |
f2b6fe44 WD |
657 | } else if (see_item || local_change || *buf |
658 | || (S_ISDIR(file->mode) && significant_flags)) | |
1c3e3679 WD |
659 | log_item(file, &stats, iflags, buf); |
660 | } | |
661 | ||
19bc826d WD |
662 | void log_delete(char *fname, int mode) |
663 | { | |
664 | static struct file_struct file; | |
665 | int len = strlen(fname); | |
19bc826d WD |
666 | char *fmt; |
667 | ||
668 | file.mode = mode; | |
669 | file.basename = fname; | |
670 | ||
41b5b5e7 WD |
671 | if (!verbose && !log_format) |
672 | ; | |
673 | else if (am_server && protocol_version >= 29 && len < MAXPATHLEN) { | |
19bc826d WD |
674 | if (S_ISDIR(mode)) |
675 | len++; /* directories include trailing null */ | |
676 | send_msg(MSG_DELETED, fname, len); | |
19bc826d | 677 | } else { |
d5609e96 | 678 | fmt = log_format_has_o_or_i ? log_format : "deleting %n"; |
afc65a5a WD |
679 | log_formatted(FCLIENT, fmt, "del.", &file, &stats, |
680 | ITEM_DELETED, NULL); | |
19bc826d WD |
681 | } |
682 | ||
41b5b5e7 | 683 | if (!am_daemon || dry_run || !lp_transfer_logging(module_id)) |
1eec003a WD |
684 | return; |
685 | ||
d5609e96 | 686 | fmt = daemon_log_format_has_o_or_i ? lp_log_format(module_id) : "deleting %n"; |
afc65a5a | 687 | log_formatted(FLOG, fmt, "del.", &file, &stats, ITEM_DELETED, NULL); |
19bc826d | 688 | } |
af642a61 | 689 | |
af642a61 MP |
690 | /* |
691 | * Called when the transfer is interrupted for some reason. | |
692 | * | |
693 | * Code is one of the RERR_* codes from errcode.h, or terminating | |
694 | * successfully. | |
695 | */ | |
a9766ef1 | 696 | void log_exit(int code, const char *file, int line) |
9b73d1c0 AT |
697 | { |
698 | if (code == 0) { | |
088aff1a | 699 | rprintf(FLOG,"sent %.0f bytes received %.0f bytes total size %.0f\n", |
9b73d1c0 AT |
700 | (double)stats.total_written, |
701 | (double)stats.total_read, | |
702 | (double)stats.total_size); | |
703 | } else { | |
4a7319be WD |
704 | const char *name; |
705 | ||
706 | name = rerr_name(code); | |
707 | if (!name) | |
708 | name = "unexplained error"; | |
af642a61 | 709 | |
1bca1de6 WD |
710 | /* VANISHED is not an error, only a warning */ |
711 | if (code == RERR_VANISHED) { | |
712 | rprintf(FINFO, "rsync warning: %s (code %d) at %s(%d)\n", | |
713 | name, code, file, line); | |
714 | } else { | |
715 | rprintf(FERROR, "rsync error: %s (code %d) at %s(%d)\n", | |
716 | name, code, file, line); | |
717 | } | |
9b73d1c0 AT |
718 | } |
719 | } |