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" | |
c8563142 | 29 | #if defined HAVE_ICONV_OPEN && defined HAVE_ICONV_H |
9a31746b WD |
30 | #include <iconv.h> |
31 | #endif | |
0b76cd63 | 32 | |
41b5b5e7 | 33 | extern int verbose; |
088aff1a | 34 | extern int dry_run; |
548abf96 WD |
35 | extern int am_daemon; |
36 | extern int am_server; | |
37 | extern int am_sender; | |
c1759b9f | 38 | extern int local_server; |
548abf96 WD |
39 | extern int quiet; |
40 | extern int module_id; | |
a644fc3c | 41 | extern int msg_fd_out; |
19bc826d | 42 | extern int protocol_version; |
ef74f5d6 | 43 | extern int preserve_times; |
6d4ecad1 | 44 | extern int log_format_has_i; |
d6707171 | 45 | extern int log_format_has_o_or_i; |
1eec003a | 46 | extern int daemon_log_format_has_o_or_i; |
548abf96 WD |
47 | extern char *auth_user; |
48 | extern char *log_format; | |
595251de | 49 | #if defined HAVE_ICONV_OPEN && defined HAVE_ICONV_H |
9a31746b WD |
50 | extern iconv_t ic_chck; |
51 | #endif | |
548abf96 | 52 | |
30e8c8e1 | 53 | static int log_initialised; |
64c37826 | 54 | static int logfile_was_closed; |
45a83540 | 55 | static char *logfname; |
4f6325c3 | 56 | static FILE *logfile; |
b35d0d8e | 57 | struct stats stats; |
e0414f42 | 58 | |
8fcdc444 | 59 | int log_got_error = 0; |
af642a61 MP |
60 | |
61 | struct { | |
62 | int code; | |
63 | char const *name; | |
64 | } const rerr_names[] = { | |
4a7319be WD |
65 | { RERR_SYNTAX , "syntax or usage error" }, |
66 | { RERR_PROTOCOL , "protocol incompatibility" }, | |
67 | { RERR_FILESELECT , "errors selecting input/output files, dirs" }, | |
68 | { RERR_UNSUPPORTED, "requested action not supported" }, | |
69 | { RERR_STARTCLIENT, "error starting client-server protocol" }, | |
70 | { RERR_SOCKETIO , "error in socket IO" }, | |
71 | { RERR_FILEIO , "error in file IO" }, | |
72 | { RERR_STREAMIO , "error in rsync protocol data stream" }, | |
73 | { RERR_MESSAGEIO , "errors with program diagnostics" }, | |
74 | { RERR_IPC , "error in IPC code" }, | |
60168410 | 75 | { RERR_CRASHED , "sibling process crashed" }, |
0047f535 | 76 | { RERR_TERMINATED , "sibling process terminated abnormally" }, |
4a50a217 WD |
77 | { RERR_SIGNAL1 , "received SIGUSR1" }, |
78 | { RERR_SIGNAL , "received SIGINT, SIGTERM, or SIGHUP" }, | |
f14a65d9 | 79 | { RERR_WAITCHILD , "waitpid() failed" }, |
4a7319be WD |
80 | { RERR_MALLOC , "error allocating core memory buffers" }, |
81 | { RERR_PARTIAL , "some files could not be transferred" }, | |
584ba4eb | 82 | { RERR_VANISHED , "some files vanished before they could be transferred" }, |
4a7319be | 83 | { RERR_TIMEOUT , "timeout in data send/receive" }, |
19b27a48 AT |
84 | { RERR_CMD_FAILED , "remote shell failed" }, |
85 | { RERR_CMD_KILLED , "remote shell killed" }, | |
24cecf13 WD |
86 | { RERR_CMD_RUN , "remote command could not be run" }, |
87 | { RERR_CMD_NOTFOUND,"remote command not found" }, | |
26718401 | 88 | { RERR_DEL_LIMIT , "the --max-delete limit stopped deletions" }, |
4a7319be | 89 | { 0, NULL } |
af642a61 MP |
90 | }; |
91 | ||
92 | ||
af642a61 MP |
93 | /* |
94 | * Map from rsync error code to name, or return NULL. | |
95 | */ | |
96 | static char const *rerr_name(int code) | |
97 | { | |
4a7319be WD |
98 | int i; |
99 | for (i = 0; rerr_names[i].name; i++) { | |
100 | if (rerr_names[i].code == code) | |
101 | return rerr_names[i].name; | |
102 | } | |
103 | return NULL; | |
af642a61 MP |
104 | } |
105 | ||
4f6325c3 AT |
106 | static void logit(int priority, char *buf) |
107 | { | |
64c37826 WD |
108 | if (logfile_was_closed) |
109 | logfile_reopen(); | |
110 | if (logfile) { | |
4a7319be | 111 | fprintf(logfile,"%s [%d] %s", |
f7632fc6 | 112 | timestring(time(NULL)), (int)getpid(), buf); |
4f6325c3 AT |
113 | fflush(logfile); |
114 | } else { | |
115 | syslog(priority, "%s", buf); | |
116 | } | |
117 | } | |
e42c9458 | 118 | |
6afb9077 | 119 | static void syslog_init() |
1a016bfd | 120 | { |
6afb9077 | 121 | static int been_here = 0; |
1a016bfd | 122 | int options = LOG_PID; |
6afb9077 WD |
123 | |
124 | if (been_here) | |
125 | return; | |
126 | been_here = 1; | |
127 | ||
128 | #ifdef LOG_NDELAY | |
129 | options |= LOG_NDELAY; | |
130 | #endif | |
131 | ||
132 | #ifdef LOG_DAEMON | |
133 | openlog("rsyncd", options, lp_syslog_facility()); | |
134 | #else | |
135 | openlog("rsyncd", options); | |
136 | #endif | |
137 | ||
138 | #ifndef LOG_NDELAY | |
139 | logit(LOG_INFO, "rsyncd started\n"); | |
140 | #endif | |
141 | } | |
142 | ||
64c37826 WD |
143 | static void logfile_open(void) |
144 | { | |
145 | extern int orig_umask; | |
146 | int old_umask = umask(022 | orig_umask); | |
147 | logfile = fopen(logfname, "a"); | |
148 | umask(old_umask); | |
149 | if (!logfile) { | |
150 | int fopen_errno = errno; | |
151 | /* Rsync falls back to using syslog on failure. */ | |
152 | syslog_init(); | |
153 | rsyserr(FERROR, fopen_errno, | |
154 | "failed to open log-file %s", logfname); | |
155 | rprintf(FINFO, "Ignoring \"log file\" setting.\n"); | |
156 | } | |
157 | } | |
158 | ||
6afb9077 WD |
159 | void log_init(void) |
160 | { | |
bcf5b133 | 161 | time_t t; |
1a016bfd | 162 | |
0bb4d176 WD |
163 | if (log_initialised) |
164 | return; | |
30e8c8e1 | 165 | log_initialised = 1; |
1a016bfd | 166 | |
958f3735 | 167 | /* this looks pointless, but it is needed in order for the |
4a7319be WD |
168 | * C library on some systems to fetch the timezone info |
169 | * before the chroot */ | |
958f3735 AT |
170 | t = time(NULL); |
171 | localtime(&t); | |
172 | ||
173 | /* optionally use a log file instead of syslog */ | |
45a83540 | 174 | logfname = lp_log_file(); |
64c37826 WD |
175 | if (logfname && *logfname) |
176 | logfile_open(); | |
177 | else | |
178 | syslog_init(); | |
1a016bfd | 179 | } |
1a016bfd | 180 | |
64c37826 | 181 | void logfile_close(void) |
4a239e98 | 182 | { |
64c37826 WD |
183 | if (logfile) { |
184 | logfile_was_closed = 1; | |
185 | fclose(logfile); | |
186 | logfile = NULL; | |
4a239e98 WD |
187 | } |
188 | } | |
189 | ||
64c37826 | 190 | void logfile_reopen(void) |
4a239e98 | 191 | { |
64c37826 WD |
192 | if (logfile_was_closed) { |
193 | logfile_was_closed = 0; | |
194 | logfile_open(); | |
4a239e98 WD |
195 | } |
196 | } | |
197 | ||
be0602ec WD |
198 | static void filtered_fwrite(const char *buf, int len, FILE *f) |
199 | { | |
200 | const char *s, *end = buf + len; | |
201 | for (s = buf; s < end; s++) { | |
202 | if ((s < end - 4 | |
203 | && *s == '\\' && s[1] == '0' | |
204 | && isdigit(*(uchar*)(s+2)) | |
205 | && isdigit(*(uchar*)(s+3)) | |
206 | && isdigit(*(uchar*)(s+4))) | |
595251de | 207 | #if defined HAVE_ICONV_OPEN && defined HAVE_ICONV_H |
9a31746b WD |
208 | || (*(uchar*)s < ' ' && *s != '\t') |
209 | #else | |
210 | || ((!isprint(*(uchar*)s) || *(uchar*)s < ' ') && *s != '\t') | |
211 | #endif | |
212 | ) { | |
be0602ec WD |
213 | if (s != buf && fwrite(buf, s - buf, 1, f) != 1) |
214 | exit_cleanup(RERR_MESSAGEIO); | |
215 | fprintf(f, "\\%04o", *(uchar*)s); | |
216 | buf = s + 1; | |
217 | } | |
218 | } | |
219 | if (buf != end && fwrite(buf, end - buf, 1, f) != 1) | |
220 | exit_cleanup(RERR_MESSAGEIO); | |
221 | } | |
222 | ||
554e0a8d | 223 | /* this is the underlying (unformatted) rsync debugging function. Call |
be0602ec WD |
224 | * it with FINFO, FERROR or FLOG. Note: recursion can happen with |
225 | * certain fatal conditions. */ | |
ff41a59f | 226 | void rwrite(enum logcode code, char *buf, int len) |
0b76cd63 | 227 | { |
be0602ec | 228 | int trailing_CR_or_NL; |
8fcdc444 | 229 | FILE *f = NULL; |
8d9dc9f9 | 230 | |
a644fc3c WD |
231 | if (len < 0) |
232 | exit_cleanup(RERR_MESSAGEIO); | |
0b76cd63 | 233 | |
b66e31bf WD |
234 | if (quiet && code == FINFO) |
235 | return; | |
236 | ||
0bb4d176 WD |
237 | if (am_server && msg_fd_out >= 0) { |
238 | /* Pass the message to our sibling. */ | |
239 | send_msg((enum msgcode)code, buf, len); | |
11a5a3c7 AT |
240 | return; |
241 | } | |
242 | ||
b66e31bf WD |
243 | if (code == FSOCKERR) /* This gets simplified for a non-sibling. */ |
244 | code = FERROR; | |
245 | ||
1eec003a WD |
246 | if (code == FCLIENT) |
247 | code = FINFO; | |
248 | else if (am_daemon) { | |
0bb4d176 WD |
249 | static int in_block; |
250 | char msg[2048]; | |
251 | int priority = code == FERROR ? LOG_WARNING : LOG_INFO; | |
252 | ||
253 | if (in_block) | |
a644fc3c | 254 | return; |
0bb4d176 WD |
255 | in_block = 1; |
256 | if (!log_initialised) | |
257 | log_init(); | |
258 | strlcpy(msg, buf, MIN((int)sizeof msg, len + 1)); | |
259 | logit(priority, msg); | |
260 | in_block = 0; | |
261 | ||
262 | if (code == FLOG || !am_server) | |
a644fc3c | 263 | return; |
0bb4d176 | 264 | } else if (code == FLOG) |
ff8b29b8 | 265 | return; |
0bb4d176 WD |
266 | |
267 | if (am_server) { | |
268 | /* Pass the message to the non-server side. */ | |
269 | if (io_multiplex_write((enum msgcode)code, buf, len)) | |
270 | return; | |
271 | if (am_daemon) { | |
272 | /* TODO: can we send the error to the user somehow? */ | |
273 | return; | |
274 | } | |
0b76cd63 AT |
275 | } |
276 | ||
be0602ec WD |
277 | switch (code) { |
278 | case FERROR: | |
ff81e809 | 279 | log_got_error = 1; |
ff8b29b8 | 280 | f = stderr; |
0ace7b25 | 281 | goto pre_scan; |
be0602ec | 282 | case FINFO: |
0bb4d176 | 283 | f = am_server ? stderr : stdout; |
0ace7b25 | 284 | pre_scan: |
427b6179 | 285 | while (len > 1 && *buf == '\n') { |
be0602ec WD |
286 | fputc(*buf, f); |
287 | buf++; | |
288 | len--; | |
289 | } | |
290 | break; | |
291 | case FNAME: | |
292 | f = am_server ? stderr : stdout; | |
293 | break; | |
294 | default: | |
0bb4d176 | 295 | exit_cleanup(RERR_MESSAGEIO); |
be0602ec | 296 | } |
0b76cd63 | 297 | |
be0602ec WD |
298 | trailing_CR_or_NL = len && (buf[len-1] == '\n' || buf[len-1] == '\r') |
299 | ? buf[--len] : 0; | |
8d9dc9f9 | 300 | |
595251de | 301 | #if defined HAVE_ICONV_OPEN && defined HAVE_ICONV_H |
9a31746b WD |
302 | if (ic_chck != (iconv_t)-1) { |
303 | char convbuf[1024]; | |
304 | char *in_buf = buf, *out_buf = convbuf; | |
305 | size_t in_cnt = len, out_cnt = sizeof convbuf - 1; | |
306 | ||
307 | iconv(ic_chck, NULL, 0, NULL, 0); | |
308 | while (iconv(ic_chck, &in_buf,&in_cnt, | |
309 | &out_buf,&out_cnt) == (size_t)-1) { | |
310 | if (out_buf != convbuf) { | |
311 | filtered_fwrite(convbuf, out_buf - convbuf, f); | |
312 | out_buf = convbuf; | |
313 | out_cnt = sizeof convbuf - 1; | |
314 | } | |
315 | if (errno == E2BIG) | |
316 | continue; | |
317 | fprintf(f, "\\%04o", *(uchar*)in_buf++); | |
318 | in_cnt--; | |
319 | } | |
320 | if (out_buf != convbuf) | |
321 | filtered_fwrite(convbuf, out_buf - convbuf, f); | |
322 | } else | |
323 | #endif | |
324 | filtered_fwrite(buf, len, f); | |
be0602ec WD |
325 | |
326 | if (trailing_CR_or_NL) { | |
327 | fputc(trailing_CR_or_NL, f); | |
0bb4d176 | 328 | fflush(f); |
be0602ec | 329 | } |
0b76cd63 | 330 | } |
0455cd93 | 331 | |
a039749b MP |
332 | /* This is the rsync debugging function. Call it with FINFO, FERROR or |
333 | * FLOG. */ | |
334 | void rprintf(enum logcode code, const char *format, ...) | |
554e0a8d | 335 | { |
4a7319be | 336 | va_list ap; |
b74b3d53 | 337 | char buf[BIGPATHBUFLEN]; |
8fcdc444 | 338 | size_t len; |
554e0a8d AT |
339 | |
340 | va_start(ap, format); | |
ef74f5d6 | 341 | len = vsnprintf(buf, sizeof buf, format, ap); |
554e0a8d AT |
342 | va_end(ap); |
343 | ||
b2f02464 | 344 | /* Deal with buffer overruns. Instead of panicking, just |
8fcdc444 WD |
345 | * truncate the resulting string. (Note that configure ensures |
346 | * that we have a vsnprintf() that doesn't ever return -1.) */ | |
347 | if (len > sizeof buf - 1) { | |
b74b3d53 | 348 | static const char ellipsis[] = "[...]"; |
b2f02464 MP |
349 | |
350 | /* Reset length, and zero-terminate the end of our buffer */ | |
ef74f5d6 | 351 | len = sizeof buf - 1; |
b2f02464 MP |
352 | buf[len] = '\0'; |
353 | ||
354 | /* Copy the ellipsis to the end of the string, but give | |
355 | * us one extra character: | |
356 | * | |
ef74f5d6 | 357 | * v--- null byte at buf[sizeof buf - 1] |
b2f02464 MP |
358 | * abcdefghij0 |
359 | * -> abcd[...]00 <-- now two null bytes at end | |
360 | * | |
361 | * If the input format string has a trailing newline, | |
362 | * we copy it into that extra null; if it doesn't, well, | |
363 | * all we lose is one byte. */ | |
b74b3d53 | 364 | memcpy(buf+len-sizeof ellipsis, ellipsis, sizeof ellipsis); |
b2f02464 MP |
365 | if (format[strlen(format)-1] == '\n') { |
366 | buf[len-1] = '\n'; | |
367 | } | |
368 | } | |
554e0a8d | 369 | |
ff41a59f | 370 | rwrite(code, buf, len); |
554e0a8d | 371 | } |
0b76cd63 | 372 | |
a039749b MP |
373 | /* This is like rprintf, but it also tries to print some |
374 | * representation of the error code. Normally errcode = errno. | |
375 | * | |
376 | * Unlike rprintf, this always adds a newline and there should not be | |
377 | * one in the format string. | |
378 | * | |
379 | * Note that since strerror might involve dynamically loading a | |
380 | * message catalog we need to call it once before chroot-ing. */ | |
381 | void rsyserr(enum logcode code, int errcode, const char *format, ...) | |
382 | { | |
4a7319be | 383 | va_list ap; |
b74b3d53 | 384 | char buf[BIGPATHBUFLEN]; |
8fcdc444 WD |
385 | size_t len; |
386 | ||
387 | strcpy(buf, RSYNC_NAME ": "); | |
388 | len = (sizeof RSYNC_NAME ": ") - 1; | |
a039749b MP |
389 | |
390 | va_start(ap, format); | |
8fcdc444 | 391 | len += vsnprintf(buf + len, sizeof buf - len, format, ap); |
a039749b MP |
392 | va_end(ap); |
393 | ||
8fcdc444 WD |
394 | if (len < sizeof buf) { |
395 | len += snprintf(buf + len, sizeof buf - len, | |
396 | ": %s (%d)\n", strerror(errcode), errcode); | |
397 | } | |
398 | if (len >= sizeof buf) | |
4a7319be | 399 | exit_cleanup(RERR_MESSAGEIO); |
a039749b | 400 | |
a039749b MP |
401 | rwrite(code, buf, len); |
402 | } | |
403 | ||
ff41a59f | 404 | void rflush(enum logcode code) |
0b76cd63 AT |
405 | { |
406 | FILE *f = NULL; | |
0455cd93 | 407 | |
0b76cd63 AT |
408 | if (am_daemon) { |
409 | return; | |
410 | } | |
411 | ||
ff41a59f | 412 | if (code == FLOG) { |
e08bfe12 | 413 | return; |
4a7319be | 414 | } |
e08bfe12 | 415 | |
ff41a59f | 416 | if (code == FERROR) { |
0b76cd63 | 417 | f = stderr; |
4a7319be | 418 | } |
0b76cd63 | 419 | |
ff41a59f | 420 | if (code == FINFO) { |
4a7319be | 421 | if (am_server) |
0b76cd63 AT |
422 | f = stderr; |
423 | else | |
424 | f = stdout; | |
4a7319be | 425 | } |
0b76cd63 | 426 | |
65417579 | 427 | if (!f) exit_cleanup(RERR_MESSAGEIO); |
0b76cd63 AT |
428 | fflush(f); |
429 | } | |
430 | ||
e08bfe12 | 431 | /* a generic logging routine for send/recv, with parameter |
4a7319be | 432 | * substitiution */ |
afc65a5a WD |
433 | static void log_formatted(enum logcode code, char *format, char *op, |
434 | struct file_struct *file, struct stats *initial_stats, | |
435 | int iflags, char *hlink) | |
e08bfe12 | 436 | { |
ddd74b67 WD |
437 | char buf[MAXPATHLEN+1024], buf2[MAXPATHLEN], fmt[32]; |
438 | char *p, *s, *n; | |
ef74f5d6 | 439 | size_t len, total; |
1b7c47cb | 440 | int64 b; |
e08bfe12 | 441 | |
ddd74b67 WD |
442 | *fmt = '%'; |
443 | ||
aa126974 | 444 | /* We expand % codes one by one in place in buf. We don't |
126e7aff WD |
445 | * copy in the terminating null of the inserted strings, but |
446 | * rather keep going until we reach the null of the format. */ | |
ef74f5d6 | 447 | total = strlcpy(buf, format, sizeof buf); |
d9c0051f WD |
448 | if (total > MAXPATHLEN) { |
449 | rprintf(FERROR, "log-format string is WAY too long!\n"); | |
450 | exit_cleanup(RERR_MESSAGEIO); | |
451 | } | |
452 | buf[total++] = '\n'; | |
453 | buf[total] = '\0'; | |
0455cd93 | 454 | |
16f960fe | 455 | for (p = buf; (p = strchr(p, '%')) != NULL; ) { |
ddd74b67 WD |
456 | s = p++; |
457 | n = fmt + 1; | |
9baed760 WD |
458 | if (*p == '-') |
459 | *n++ = *p++; | |
b4bf2b5a | 460 | while (isdigit(*(uchar*)p) && n - fmt < (int)(sizeof fmt) - 8) |
ddd74b67 | 461 | *n++ = *p++; |
e145d51b WD |
462 | if (!*p) |
463 | break; | |
ddd74b67 | 464 | *n = '\0'; |
e08bfe12 | 465 | n = NULL; |
e08bfe12 | 466 | |
0455cd93 | 467 | switch (*p) { |
b74b3d53 WD |
468 | case 'h': |
469 | if (am_daemon) | |
470 | n = client_name(0); | |
471 | break; | |
472 | case 'a': | |
473 | if (am_daemon) | |
474 | n = client_addr(0); | |
475 | break; | |
4a7319be | 476 | case 'l': |
ddd74b67 WD |
477 | strlcat(fmt, ".0f", sizeof fmt); |
478 | snprintf(buf2, sizeof buf2, fmt, | |
4a7319be | 479 | (double)file->length); |
e08bfe12 AT |
480 | n = buf2; |
481 | break; | |
427b6179 WD |
482 | case 'U': |
483 | strlcat(fmt, "ld", sizeof fmt); | |
484 | snprintf(buf2, sizeof buf2, fmt, | |
485 | (long)file->uid); | |
486 | n = buf2; | |
487 | break; | |
488 | case 'G': | |
998113fe WD |
489 | if (file->gid == GID_NONE) |
490 | n = "DEFAULT"; | |
491 | else { | |
492 | strlcat(fmt, "ld", sizeof fmt); | |
493 | snprintf(buf2, sizeof buf2, fmt, | |
494 | (long)file->gid); | |
495 | n = buf2; | |
496 | } | |
427b6179 | 497 | break; |
4a7319be | 498 | case 'p': |
126e7aff | 499 | strlcat(fmt, "ld", sizeof fmt); |
ddd74b67 | 500 | snprintf(buf2, sizeof buf2, fmt, |
126e7aff | 501 | (long)getpid()); |
e08bfe12 AT |
502 | n = buf2; |
503 | break; | |
427b6179 WD |
504 | case 'M': |
505 | n = timestring(file->modtime); | |
506 | { | |
998113fe WD |
507 | char *cp = n; |
508 | while ((cp = strchr(cp, ' ')) != NULL) | |
427b6179 WD |
509 | *cp = '-'; |
510 | } | |
511 | break; | |
512 | case 'B': | |
513 | n = buf2 + MAXPATHLEN - PERMSTRING_SIZE; | |
514 | permstring(n - 1, file->mode); /* skip the type char */ | |
515 | break; | |
b74b3d53 WD |
516 | case 'o': |
517 | n = op; | |
518 | break; | |
4a7319be | 519 | case 'f': |
be0602ec | 520 | n = f_name(file, NULL); |
9baed760 WD |
521 | if (am_sender && file->dir.root) { |
522 | pathjoin(buf2, sizeof buf2, | |
523 | file->dir.root, n); | |
0ee6ca98 | 524 | clean_fname(buf2, 0); |
dcbae654 | 525 | if (fmt[1]) |
0ee6ca98 | 526 | strlcpy(n, buf2, MAXPATHLEN); |
dcbae654 WD |
527 | else |
528 | n = buf2; | |
0ee6ca98 WD |
529 | } else |
530 | clean_fname(n, 0); | |
9baed760 WD |
531 | if (*n == '/') |
532 | n++; | |
ab7104da | 533 | break; |
ef74f5d6 | 534 | case 'n': |
be0602ec | 535 | n = f_name(file, NULL); |
0ee6ca98 WD |
536 | if (S_ISDIR(file->mode)) |
537 | strlcat(n, "/", MAXPATHLEN); | |
ef74f5d6 WD |
538 | break; |
539 | case 'L': | |
afc65a5a | 540 | if (hlink && *hlink) { |
0ee6ca98 | 541 | n = hlink; |
126e7aff | 542 | strcpy(buf2, " => "); |
afc65a5a | 543 | } else if (S_ISLNK(file->mode) && file->u.link) { |
0ee6ca98 | 544 | n = file->u.link; |
126e7aff WD |
545 | strcpy(buf2, " -> "); |
546 | } else { | |
ef74f5d6 | 547 | n = ""; |
126e7aff WD |
548 | if (!fmt[1]) |
549 | break; | |
550 | strcpy(buf2, " "); | |
551 | } | |
552 | strlcat(fmt, "s", sizeof fmt); | |
553 | snprintf(buf2 + 4, sizeof buf2 - 4, fmt, n); | |
554 | n = buf2; | |
ef74f5d6 | 555 | break; |
b74b3d53 WD |
556 | case 'm': |
557 | n = lp_name(module_id); | |
558 | break; | |
559 | case 't': | |
560 | n = timestring(time(NULL)); | |
561 | break; | |
562 | case 'P': | |
563 | n = lp_path(module_id); | |
564 | break; | |
565 | case 'u': | |
566 | n = auth_user; | |
567 | break; | |
4a7319be | 568 | case 'b': |
1b7c47cb | 569 | if (am_sender) { |
4a7319be | 570 | b = stats.total_written - |
1b7c47cb AT |
571 | initial_stats->total_written; |
572 | } else { | |
4a7319be | 573 | b = stats.total_read - |
1b7c47cb AT |
574 | initial_stats->total_read; |
575 | } | |
0455cd93 | 576 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 577 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
578 | n = buf2; |
579 | break; | |
4a7319be | 580 | case 'c': |
1b7c47cb | 581 | if (!am_sender) { |
4a7319be | 582 | b = stats.total_written - |
1b7c47cb AT |
583 | initial_stats->total_written; |
584 | } else { | |
4a7319be | 585 | b = stats.total_read - |
1b7c47cb AT |
586 | initial_stats->total_read; |
587 | } | |
0455cd93 | 588 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 589 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
590 | n = buf2; |
591 | break; | |
ef74f5d6 | 592 | case 'i': |
19bc826d | 593 | if (iflags & ITEM_DELETED) { |
d5609e96 | 594 | n = "*deleting"; |
19bc826d WD |
595 | break; |
596 | } | |
b4bf2b5a | 597 | n = buf2 + MAXPATHLEN - 32; |
fd84673e WD |
598 | n[0] = iflags & ITEM_LOCAL_CHANGE |
599 | ? iflags & ITEM_XNAME_FOLLOWS ? 'h' : 'c' | |
ca62acc3 | 600 | : !(iflags & ITEM_TRANSFER) ? '.' |
c1759b9f | 601 | : !local_server && *op == 's' ? '<' : '>'; |
19bc826d | 602 | n[1] = S_ISDIR(file->mode) ? 'd' |
f8d47c1c | 603 | : IS_SPECIAL(file->mode) ? 'S' |
19bc826d | 604 | : IS_DEVICE(file->mode) ? 'D' |
ef74f5d6 | 605 | : S_ISLNK(file->mode) ? 'L' : 'f'; |
d4e01963 WD |
606 | n[2] = !(iflags & ITEM_REPORT_CHECKSUM) ? '.' : 'c'; |
607 | n[3] = !(iflags & ITEM_REPORT_SIZE) ? '.' : 's'; | |
608 | n[4] = !(iflags & ITEM_REPORT_TIME) ? '.' | |
4cff7c50 | 609 | : !preserve_times || S_ISLNK(file->mode) ? 'T' : 't'; |
d4e01963 WD |
610 | n[5] = !(iflags & ITEM_REPORT_PERMS) ? '.' : 'p'; |
611 | n[6] = !(iflags & ITEM_REPORT_OWNER) ? '.' : 'o'; | |
612 | n[7] = !(iflags & ITEM_REPORT_GROUP) ? '.' : 'g'; | |
4cff7c50 | 613 | n[8] = '\0'; |
ef74f5d6 WD |
614 | |
615 | if (iflags & (ITEM_IS_NEW|ITEM_MISSING_DATA)) { | |
616 | char ch = iflags & ITEM_IS_NEW ? '+' : '?'; | |
617 | int i; | |
618 | for (i = 2; n[i]; i++) | |
619 | n[i] = ch; | |
6d4ecad1 WD |
620 | } else if (n[0] == '.' || n[0] == 'h' |
621 | || (n[0] == 'c' && n[1] == 'f')) { | |
19bc826d WD |
622 | int i; |
623 | for (i = 2; n[i]; i++) { | |
624 | if (n[i] != '.') | |
625 | break; | |
626 | } | |
627 | if (!n[i]) { | |
628 | for (i = 2; n[i]; i++) | |
629 | n[i] = ' '; | |
19bc826d | 630 | } |
ef74f5d6 WD |
631 | } |
632 | break; | |
e08bfe12 AT |
633 | } |
634 | ||
ddd74b67 WD |
635 | /* "n" is the string to be inserted in place of this % code. */ |
636 | if (!n) | |
637 | continue; | |
9baed760 WD |
638 | if (n != buf2 && fmt[1]) { |
639 | strlcat(fmt, "s", sizeof fmt); | |
640 | snprintf(buf2, sizeof buf2, fmt, n); | |
641 | n = buf2; | |
642 | } | |
ef74f5d6 | 643 | len = strlen(n); |
e08bfe12 | 644 | |
e145d51b | 645 | /* Subtract the length of the escape from the string's size. */ |
0455cd93 | 646 | total -= p - s + 1; |
e145d51b | 647 | |
d9c0051f | 648 | if (len + total >= (size_t)sizeof buf) { |
1e7098b5 WD |
649 | rprintf(FERROR, |
650 | "buffer overflow expanding %%%c -- exiting\n", | |
0455cd93 | 651 | p[0]); |
65417579 | 652 | exit_cleanup(RERR_MESSAGEIO); |
e08bfe12 AT |
653 | } |
654 | ||
aa126974 | 655 | /* Shuffle the rest of the string along to make space for n */ |
0455cd93 WD |
656 | if (len != (size_t)(p - s + 1)) |
657 | memmove(s + len, p + 1, total - (s - buf) + 1); | |
ddd74b67 | 658 | total += len; |
aa126974 | 659 | |
ddd74b67 | 660 | /* Insert the contents of string "n", but NOT its null. */ |
ef74f5d6 | 661 | if (len) |
ddd74b67 | 662 | memcpy(s, n, len); |
e08bfe12 | 663 | |
aa126974 | 664 | /* Skip over inserted string; continue looking */ |
ddd74b67 | 665 | p = s + len; |
e08bfe12 AT |
666 | } |
667 | ||
d9c0051f | 668 | rwrite(code, buf, total); |
e08bfe12 AT |
669 | } |
670 | ||
0455cd93 WD |
671 | /* Return 1 if the format escape is in the log-format string (e.g. look for |
672 | * the 'b' in the "%9b" format escape). */ | |
16f960fe WD |
673 | int log_format_has(const char *format, char esc) |
674 | { | |
675 | const char *p; | |
676 | ||
677 | if (!format) | |
678 | return 0; | |
679 | ||
680 | for (p = format; (p = strchr(p, '%')) != NULL; ) { | |
681 | if (*++p == '-') | |
682 | p++; | |
683 | while (isdigit(*(uchar*)p)) | |
684 | p++; | |
685 | if (!*p) | |
686 | break; | |
687 | if (*p == esc) | |
688 | return 1; | |
689 | } | |
690 | return 0; | |
691 | } | |
692 | ||
afc65a5a WD |
693 | /* log the transfer of a file */ |
694 | void log_item(struct file_struct *file, struct stats *initial_stats, | |
695 | int iflags, char *hlink) | |
11a5a3c7 | 696 | { |
afc65a5a | 697 | char *s_or_r = am_sender ? "send" : "recv"; |
11a5a3c7 | 698 | |
11a5a3c7 | 699 | if (lp_transfer_logging(module_id)) { |
afc65a5a WD |
700 | log_formatted(FLOG, lp_log_format(module_id), s_or_r, |
701 | file, initial_stats, iflags, hlink); | |
b6062654 | 702 | } else if (log_format && !am_server) { |
be0602ec | 703 | log_formatted(FNAME, log_format, s_or_r, |
afc65a5a | 704 | file, initial_stats, iflags, hlink); |
11a5a3c7 AT |
705 | } |
706 | } | |
707 | ||
1c3e3679 WD |
708 | void maybe_log_item(struct file_struct *file, int iflags, int itemizing, |
709 | char *buf) | |
710 | { | |
f2b6fe44 | 711 | int significant_flags = iflags & SIGNIFICANT_ITEM_FLAGS; |
6d4ecad1 | 712 | int see_item = itemizing && (significant_flags || *buf |
a9e47626 | 713 | || log_format_has_i > 1 || (verbose > 1 && log_format_has_i)); |
6d4ecad1 | 714 | int local_change = iflags & ITEM_LOCAL_CHANGE && significant_flags; |
1c3e3679 WD |
715 | if (am_server) { |
716 | if (am_daemon && !dry_run && see_item) | |
717 | log_item(file, &stats, iflags, buf); | |
f2b6fe44 WD |
718 | } else if (see_item || local_change || *buf |
719 | || (S_ISDIR(file->mode) && significant_flags)) | |
1c3e3679 WD |
720 | log_item(file, &stats, iflags, buf); |
721 | } | |
722 | ||
19bc826d WD |
723 | void log_delete(char *fname, int mode) |
724 | { | |
725 | static struct file_struct file; | |
726 | int len = strlen(fname); | |
19bc826d WD |
727 | char *fmt; |
728 | ||
729 | file.mode = mode; | |
730 | file.basename = fname; | |
731 | ||
41b5b5e7 WD |
732 | if (!verbose && !log_format) |
733 | ; | |
734 | else if (am_server && protocol_version >= 29 && len < MAXPATHLEN) { | |
19bc826d WD |
735 | if (S_ISDIR(mode)) |
736 | len++; /* directories include trailing null */ | |
737 | send_msg(MSG_DELETED, fname, len); | |
19bc826d | 738 | } else { |
d5609e96 | 739 | fmt = log_format_has_o_or_i ? log_format : "deleting %n"; |
afc65a5a WD |
740 | log_formatted(FCLIENT, fmt, "del.", &file, &stats, |
741 | ITEM_DELETED, NULL); | |
19bc826d WD |
742 | } |
743 | ||
41b5b5e7 | 744 | if (!am_daemon || dry_run || !lp_transfer_logging(module_id)) |
1eec003a WD |
745 | return; |
746 | ||
d5609e96 | 747 | fmt = daemon_log_format_has_o_or_i ? lp_log_format(module_id) : "deleting %n"; |
afc65a5a | 748 | log_formatted(FLOG, fmt, "del.", &file, &stats, ITEM_DELETED, NULL); |
19bc826d | 749 | } |
af642a61 | 750 | |
af642a61 MP |
751 | /* |
752 | * Called when the transfer is interrupted for some reason. | |
753 | * | |
754 | * Code is one of the RERR_* codes from errcode.h, or terminating | |
755 | * successfully. | |
756 | */ | |
a9766ef1 | 757 | void log_exit(int code, const char *file, int line) |
9b73d1c0 AT |
758 | { |
759 | if (code == 0) { | |
088aff1a | 760 | rprintf(FLOG,"sent %.0f bytes received %.0f bytes total size %.0f\n", |
9b73d1c0 AT |
761 | (double)stats.total_written, |
762 | (double)stats.total_read, | |
763 | (double)stats.total_size); | |
764 | } else { | |
4a7319be WD |
765 | const char *name; |
766 | ||
767 | name = rerr_name(code); | |
768 | if (!name) | |
769 | name = "unexplained error"; | |
af642a61 | 770 | |
1bca1de6 WD |
771 | /* VANISHED is not an error, only a warning */ |
772 | if (code == RERR_VANISHED) { | |
fa9e950b WD |
773 | rprintf(FINFO, "rsync warning: %s (code %d) at %s(%d) [%s]\n", |
774 | name, code, file, line, who_am_i()); | |
1bca1de6 | 775 | } else { |
fa9e950b WD |
776 | rprintf(FERROR, "rsync error: %s (code %d) at %s(%d) [%s]\n", |
777 | name, code, file, line, who_am_i()); | |
1bca1de6 | 778 | } |
9b73d1c0 AT |
779 | } |
780 | } |