Commit | Line | Data |
---|---|---|
0b76cd63 | 1 | /* |
0f78b815 WD |
2 | * Logging and utility functions. |
3 | * | |
4 | * Copyright (C) 1998-2001 Andrew Tridgell <tridge@samba.org> | |
5 | * Copyright (C) 2000-2001 Martin Pool <mbp@samba.org> | |
ba2133d6 | 6 | * Copyright (C) 2003-2007 Wayne Davison |
0f78b815 WD |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify | |
8e41b68e WD |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; either version 3 of the License, or | |
11 | * (at your option) any later version. | |
0f78b815 WD |
12 | * |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
e7c67065 | 18 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 19 | * with this program; if not, visit the http://fsf.org website. |
0f78b815 | 20 | */ |
0b76cd63 | 21 | |
0b76cd63 | 22 | #include "rsync.h" |
1b42f628 | 23 | #include "ifuncs.h" |
0b76cd63 | 24 | |
41b5b5e7 | 25 | extern int verbose; |
088aff1a | 26 | extern int dry_run; |
548abf96 WD |
27 | extern int am_daemon; |
28 | extern int am_server; | |
29 | extern int am_sender; | |
332cf6df | 30 | extern int am_generator; |
c1759b9f | 31 | extern int local_server; |
548abf96 WD |
32 | extern int quiet; |
33 | extern int module_id; | |
a644fc3c | 34 | extern int msg_fd_out; |
507433f6 | 35 | extern int allow_8bit_chars; |
19bc826d | 36 | extern int protocol_version; |
ef74f5d6 | 37 | extern int preserve_times; |
9b25ef35 WD |
38 | extern int uid_ndx; |
39 | extern int gid_ndx; | |
b5343510 WD |
40 | extern int stdout_format_has_i; |
41 | extern int stdout_format_has_o_or_i; | |
d0133e6e | 42 | extern int logfile_format_has_i; |
13b597fa | 43 | extern int logfile_format_has_o_or_i; |
c5b7aa15 | 44 | extern mode_t orig_umask; |
548abf96 | 45 | extern char *auth_user; |
b5343510 | 46 | extern char *stdout_format; |
13b597fa WD |
47 | extern char *logfile_format; |
48 | extern char *logfile_name; | |
332cf6df | 49 | #ifdef ICONV_CONST |
9a31746b WD |
50 | extern iconv_t ic_chck; |
51 | #endif | |
332cf6df WD |
52 | #ifdef ICONV_OPTION |
53 | extern iconv_t ic_send, ic_recv; | |
54 | #endif | |
6fb7cc38 | 55 | extern char curr_dir[]; |
7c73536c | 56 | extern char *module_dir; |
6fb7cc38 | 57 | extern unsigned int module_dirlen; |
548abf96 | 58 | |
ceca8cca | 59 | static int log_initialised; |
64c37826 | 60 | static int logfile_was_closed; |
13b597fa | 61 | static FILE *logfile_fp; |
b35d0d8e | 62 | struct stats stats; |
e0414f42 | 63 | |
8fcdc444 | 64 | int log_got_error = 0; |
af642a61 MP |
65 | |
66 | struct { | |
67 | int code; | |
68 | char const *name; | |
69 | } const rerr_names[] = { | |
4a7319be WD |
70 | { RERR_SYNTAX , "syntax or usage error" }, |
71 | { RERR_PROTOCOL , "protocol incompatibility" }, | |
72 | { RERR_FILESELECT , "errors selecting input/output files, dirs" }, | |
73 | { RERR_UNSUPPORTED, "requested action not supported" }, | |
74 | { RERR_STARTCLIENT, "error starting client-server protocol" }, | |
75 | { RERR_SOCKETIO , "error in socket IO" }, | |
76 | { RERR_FILEIO , "error in file IO" }, | |
77 | { RERR_STREAMIO , "error in rsync protocol data stream" }, | |
78 | { RERR_MESSAGEIO , "errors with program diagnostics" }, | |
79 | { RERR_IPC , "error in IPC code" }, | |
60168410 | 80 | { RERR_CRASHED , "sibling process crashed" }, |
0047f535 | 81 | { RERR_TERMINATED , "sibling process terminated abnormally" }, |
4a50a217 WD |
82 | { RERR_SIGNAL1 , "received SIGUSR1" }, |
83 | { RERR_SIGNAL , "received SIGINT, SIGTERM, or SIGHUP" }, | |
f14a65d9 | 84 | { RERR_WAITCHILD , "waitpid() failed" }, |
4a7319be WD |
85 | { RERR_MALLOC , "error allocating core memory buffers" }, |
86 | { RERR_PARTIAL , "some files could not be transferred" }, | |
584ba4eb | 87 | { RERR_VANISHED , "some files vanished before they could be transferred" }, |
4a7319be | 88 | { RERR_TIMEOUT , "timeout in data send/receive" }, |
19b27a48 AT |
89 | { RERR_CMD_FAILED , "remote shell failed" }, |
90 | { RERR_CMD_KILLED , "remote shell killed" }, | |
24cecf13 WD |
91 | { RERR_CMD_RUN , "remote command could not be run" }, |
92 | { RERR_CMD_NOTFOUND,"remote command not found" }, | |
26718401 | 93 | { RERR_DEL_LIMIT , "the --max-delete limit stopped deletions" }, |
4a7319be | 94 | { 0, NULL } |
af642a61 MP |
95 | }; |
96 | ||
af642a61 MP |
97 | /* |
98 | * Map from rsync error code to name, or return NULL. | |
99 | */ | |
100 | static char const *rerr_name(int code) | |
101 | { | |
4a7319be WD |
102 | int i; |
103 | for (i = 0; rerr_names[i].name; i++) { | |
104 | if (rerr_names[i].code == code) | |
105 | return rerr_names[i].name; | |
106 | } | |
107 | return NULL; | |
af642a61 MP |
108 | } |
109 | ||
4a19c3b2 | 110 | static void logit(int priority, const char *buf) |
4f6325c3 | 111 | { |
64c37826 WD |
112 | if (logfile_was_closed) |
113 | logfile_reopen(); | |
13b597fa WD |
114 | if (logfile_fp) { |
115 | fprintf(logfile_fp, "%s [%d] %s", | |
f7632fc6 | 116 | timestring(time(NULL)), (int)getpid(), buf); |
13b597fa | 117 | fflush(logfile_fp); |
4f6325c3 AT |
118 | } else { |
119 | syslog(priority, "%s", buf); | |
120 | } | |
121 | } | |
e42c9458 | 122 | |
6afb9077 | 123 | static void syslog_init() |
1a016bfd | 124 | { |
6afb9077 | 125 | static int been_here = 0; |
1a016bfd | 126 | int options = LOG_PID; |
6afb9077 WD |
127 | |
128 | if (been_here) | |
129 | return; | |
130 | been_here = 1; | |
131 | ||
132 | #ifdef LOG_NDELAY | |
133 | options |= LOG_NDELAY; | |
134 | #endif | |
135 | ||
136 | #ifdef LOG_DAEMON | |
04c84119 | 137 | openlog("rsyncd", options, lp_syslog_facility(module_id)); |
6afb9077 WD |
138 | #else |
139 | openlog("rsyncd", options); | |
140 | #endif | |
141 | ||
142 | #ifndef LOG_NDELAY | |
143 | logit(LOG_INFO, "rsyncd started\n"); | |
144 | #endif | |
145 | } | |
146 | ||
64c37826 WD |
147 | static void logfile_open(void) |
148 | { | |
c5b7aa15 | 149 | mode_t old_umask = umask(022 | orig_umask); |
13b597fa | 150 | logfile_fp = fopen(logfile_name, "a"); |
64c37826 | 151 | umask(old_umask); |
13b597fa | 152 | if (!logfile_fp) { |
64c37826 WD |
153 | int fopen_errno = errno; |
154 | /* Rsync falls back to using syslog on failure. */ | |
155 | syslog_init(); | |
156 | rsyserr(FERROR, fopen_errno, | |
13b597fa | 157 | "failed to open log-file %s", logfile_name); |
64c37826 WD |
158 | rprintf(FINFO, "Ignoring \"log file\" setting.\n"); |
159 | } | |
160 | } | |
161 | ||
04c84119 | 162 | void log_init(int restart) |
6afb9077 | 163 | { |
04c84119 WD |
164 | if (log_initialised) { |
165 | if (!restart) | |
166 | return; | |
167 | if (strcmp(logfile_name, lp_log_file(module_id)) != 0) { | |
168 | if (logfile_fp) { | |
169 | fclose(logfile_fp); | |
170 | logfile_fp = NULL; | |
171 | } else | |
172 | closelog(); | |
173 | logfile_name = NULL; | |
174 | } else if (*logfile_name) | |
175 | return; /* unchanged, non-empty "log file" names */ | |
176 | else if (lp_syslog_facility(-1) != lp_syslog_facility(module_id)) | |
177 | closelog(); | |
178 | else | |
179 | return; /* unchanged syslog settings */ | |
180 | } else | |
181 | log_initialised = 1; | |
1a016bfd | 182 | |
38de2866 | 183 | /* This looks pointless, but it is needed in order for the |
4a7319be | 184 | * C library on some systems to fetch the timezone info |
38de2866 WD |
185 | * before the chroot. */ |
186 | timestring(time(NULL)); | |
958f3735 | 187 | |
13b597fa WD |
188 | /* Optionally use a log file instead of syslog. (Non-daemon |
189 | * rsyncs will have already set logfile_name, as needed.) */ | |
190 | if (am_daemon && !logfile_name) | |
04c84119 | 191 | logfile_name = lp_log_file(module_id); |
13b597fa | 192 | if (logfile_name && *logfile_name) |
64c37826 WD |
193 | logfile_open(); |
194 | else | |
195 | syslog_init(); | |
1a016bfd | 196 | } |
1a016bfd | 197 | |
64c37826 | 198 | void logfile_close(void) |
4a239e98 | 199 | { |
13b597fa | 200 | if (logfile_fp) { |
64c37826 | 201 | logfile_was_closed = 1; |
13b597fa WD |
202 | fclose(logfile_fp); |
203 | logfile_fp = NULL; | |
4a239e98 WD |
204 | } |
205 | } | |
206 | ||
64c37826 | 207 | void logfile_reopen(void) |
4a239e98 | 208 | { |
64c37826 WD |
209 | if (logfile_was_closed) { |
210 | logfile_was_closed = 0; | |
211 | logfile_open(); | |
4a239e98 WD |
212 | } |
213 | } | |
214 | ||
3648ab3a | 215 | static void filtered_fwrite(FILE *f, const char *buf, int len, int use_isprint) |
be0602ec WD |
216 | { |
217 | const char *s, *end = buf + len; | |
218 | for (s = buf; s < end; s++) { | |
219 | if ((s < end - 4 | |
3648ab3a | 220 | && *s == '\\' && s[1] == '#' |
2dc7b8bd WD |
221 | && isDigit(s + 2) |
222 | && isDigit(s + 3) | |
223 | && isDigit(s + 4)) | |
3648ab3a | 224 | || (*s != '\t' |
2dc7b8bd | 225 | && ((use_isprint && !isPrint(s)) |
3648ab3a | 226 | || *(uchar*)s < ' '))) { |
be0602ec | 227 | if (s != buf && fwrite(buf, s - buf, 1, f) != 1) |
25f637a3 | 228 | exit_cleanup(RERR_MESSAGEIO); |
3648ab3a | 229 | fprintf(f, "\\#%03o", *(uchar*)s); |
be0602ec WD |
230 | buf = s + 1; |
231 | } | |
232 | } | |
233 | if (buf != end && fwrite(buf, end - buf, 1, f) != 1) | |
25f637a3 | 234 | exit_cleanup(RERR_MESSAGEIO); |
be0602ec WD |
235 | } |
236 | ||
554e0a8d | 237 | /* this is the underlying (unformatted) rsync debugging function. Call |
be0602ec WD |
238 | * it with FINFO, FERROR or FLOG. Note: recursion can happen with |
239 | * certain fatal conditions. */ | |
332cf6df | 240 | void rwrite(enum logcode code, const char *buf, int len, int is_utf8) |
0b76cd63 | 241 | { |
be0602ec | 242 | int trailing_CR_or_NL; |
8fcdc444 | 243 | FILE *f = NULL; |
332cf6df WD |
244 | #ifdef ICONV_OPTION |
245 | iconv_t ic = is_utf8 && ic_recv != (iconv_t)-1 ? ic_recv : ic_chck; | |
246 | #else | |
247 | #ifdef ICONV_CONST | |
248 | iconv_t ic = ic_chck; | |
249 | #endif | |
250 | #endif | |
8d9dc9f9 | 251 | |
a644fc3c | 252 | if (len < 0) |
25f637a3 | 253 | exit_cleanup(RERR_MESSAGEIO); |
0b76cd63 | 254 | |
0bb4d176 | 255 | if (am_server && msg_fd_out >= 0) { |
332cf6df | 256 | assert(!is_utf8); |
0bb4d176 | 257 | /* Pass the message to our sibling. */ |
332cf6df | 258 | send_msg((enum msgcode)code, buf, len, 0); |
11a5a3c7 AT |
259 | return; |
260 | } | |
261 | ||
b66e31bf WD |
262 | if (code == FSOCKERR) /* This gets simplified for a non-sibling. */ |
263 | code = FERROR; | |
264 | ||
1eec003a WD |
265 | if (code == FCLIENT) |
266 | code = FINFO; | |
d0133e6e | 267 | else if (am_daemon || logfile_name) { |
0bb4d176 | 268 | static int in_block; |
d0133e6e | 269 | char msg[2048]; |
0bb4d176 WD |
270 | int priority = code == FERROR ? LOG_WARNING : LOG_INFO; |
271 | ||
272 | if (in_block) | |
a644fc3c | 273 | return; |
0bb4d176 WD |
274 | in_block = 1; |
275 | if (!log_initialised) | |
04c84119 | 276 | log_init(0); |
0bb4d176 | 277 | strlcpy(msg, buf, MIN((int)sizeof msg, len + 1)); |
d0133e6e | 278 | logit(priority, msg); |
0bb4d176 WD |
279 | in_block = 0; |
280 | ||
13b597fa | 281 | if (code == FLOG || (am_daemon && !am_server)) |
a644fc3c | 282 | return; |
0bb4d176 | 283 | } else if (code == FLOG) |
ff8b29b8 | 284 | return; |
0bb4d176 | 285 | |
b3e8e7c7 WD |
286 | if (quiet && code != FERROR) |
287 | return; | |
288 | ||
0bb4d176 WD |
289 | if (am_server) { |
290 | /* Pass the message to the non-server side. */ | |
332cf6df | 291 | if (send_msg((enum msgcode)code, buf, len, !is_utf8)) |
0bb4d176 WD |
292 | return; |
293 | if (am_daemon) { | |
294 | /* TODO: can we send the error to the user somehow? */ | |
295 | return; | |
296 | } | |
0b76cd63 AT |
297 | } |
298 | ||
be0602ec WD |
299 | switch (code) { |
300 | case FERROR: | |
ff81e809 | 301 | log_got_error = 1; |
ff8b29b8 | 302 | f = stderr; |
be0602ec | 303 | break; |
d0133e6e | 304 | case FINFO: |
be0602ec WD |
305 | f = am_server ? stderr : stdout; |
306 | break; | |
307 | default: | |
25f637a3 | 308 | exit_cleanup(RERR_MESSAGEIO); |
be0602ec | 309 | } |
0b76cd63 | 310 | |
be0602ec WD |
311 | trailing_CR_or_NL = len && (buf[len-1] == '\n' || buf[len-1] == '\r') |
312 | ? buf[--len] : 0; | |
8d9dc9f9 | 313 | |
332cf6df WD |
314 | #ifdef ICONV_CONST |
315 | if (ic != (iconv_t)-1) { | |
2509753f | 316 | xbuf outbuf, inbuf; |
9a31746b | 317 | char convbuf[1024]; |
2509753f WD |
318 | int ierrno; |
319 | ||
320 | INIT_CONST_XBUF(outbuf, convbuf); | |
321 | INIT_XBUF(inbuf, (char*)buf, len, -1); | |
322 | ||
323 | while (inbuf.len) { | |
324 | iconvbufs(ic, &inbuf, &outbuf, 0); | |
325 | ierrno = errno; | |
326 | if (outbuf.len) { | |
327 | filtered_fwrite(f, convbuf, outbuf.len, 0); | |
328 | outbuf.len = 0; | |
9a31746b | 329 | } |
2509753f | 330 | if (!ierrno || ierrno == E2BIG) |
9a31746b | 331 | continue; |
2509753f WD |
332 | fprintf(f, "\\#%03o", CVAL(inbuf.buf, inbuf.pos++)); |
333 | inbuf.len--; | |
9a31746b | 334 | } |
9a31746b WD |
335 | } else |
336 | #endif | |
507433f6 | 337 | filtered_fwrite(f, buf, len, !allow_8bit_chars); |
be0602ec WD |
338 | |
339 | if (trailing_CR_or_NL) { | |
340 | fputc(trailing_CR_or_NL, f); | |
0bb4d176 | 341 | fflush(f); |
be0602ec | 342 | } |
0b76cd63 | 343 | } |
0455cd93 | 344 | |
a039749b MP |
345 | /* This is the rsync debugging function. Call it with FINFO, FERROR or |
346 | * FLOG. */ | |
347 | void rprintf(enum logcode code, const char *format, ...) | |
554e0a8d | 348 | { |
4a7319be | 349 | va_list ap; |
b74b3d53 | 350 | char buf[BIGPATHBUFLEN]; |
8fcdc444 | 351 | size_t len; |
554e0a8d AT |
352 | |
353 | va_start(ap, format); | |
ef74f5d6 | 354 | len = vsnprintf(buf, sizeof buf, format, ap); |
554e0a8d AT |
355 | va_end(ap); |
356 | ||
b2f02464 | 357 | /* Deal with buffer overruns. Instead of panicking, just |
8fcdc444 WD |
358 | * truncate the resulting string. (Note that configure ensures |
359 | * that we have a vsnprintf() that doesn't ever return -1.) */ | |
360 | if (len > sizeof buf - 1) { | |
b74b3d53 | 361 | static const char ellipsis[] = "[...]"; |
b2f02464 MP |
362 | |
363 | /* Reset length, and zero-terminate the end of our buffer */ | |
ef74f5d6 | 364 | len = sizeof buf - 1; |
b2f02464 MP |
365 | buf[len] = '\0'; |
366 | ||
367 | /* Copy the ellipsis to the end of the string, but give | |
368 | * us one extra character: | |
369 | * | |
ef74f5d6 | 370 | * v--- null byte at buf[sizeof buf - 1] |
b2f02464 MP |
371 | * abcdefghij0 |
372 | * -> abcd[...]00 <-- now two null bytes at end | |
373 | * | |
374 | * If the input format string has a trailing newline, | |
375 | * we copy it into that extra null; if it doesn't, well, | |
376 | * all we lose is one byte. */ | |
b74b3d53 | 377 | memcpy(buf+len-sizeof ellipsis, ellipsis, sizeof ellipsis); |
b2f02464 MP |
378 | if (format[strlen(format)-1] == '\n') { |
379 | buf[len-1] = '\n'; | |
380 | } | |
381 | } | |
554e0a8d | 382 | |
332cf6df | 383 | rwrite(code, buf, len, 0); |
554e0a8d | 384 | } |
0b76cd63 | 385 | |
a039749b MP |
386 | /* This is like rprintf, but it also tries to print some |
387 | * representation of the error code. Normally errcode = errno. | |
388 | * | |
389 | * Unlike rprintf, this always adds a newline and there should not be | |
390 | * one in the format string. | |
391 | * | |
392 | * Note that since strerror might involve dynamically loading a | |
393 | * message catalog we need to call it once before chroot-ing. */ | |
394 | void rsyserr(enum logcode code, int errcode, const char *format, ...) | |
395 | { | |
4a7319be | 396 | va_list ap; |
b74b3d53 | 397 | char buf[BIGPATHBUFLEN]; |
8fcdc444 WD |
398 | size_t len; |
399 | ||
c9bce0b8 | 400 | strlcpy(buf, RSYNC_NAME ": ", sizeof buf); |
8fcdc444 | 401 | len = (sizeof RSYNC_NAME ": ") - 1; |
a039749b MP |
402 | |
403 | va_start(ap, format); | |
8fcdc444 | 404 | len += vsnprintf(buf + len, sizeof buf - len, format, ap); |
a039749b MP |
405 | va_end(ap); |
406 | ||
8fcdc444 WD |
407 | if (len < sizeof buf) { |
408 | len += snprintf(buf + len, sizeof buf - len, | |
409 | ": %s (%d)\n", strerror(errcode), errcode); | |
410 | } | |
411 | if (len >= sizeof buf) | |
25f637a3 | 412 | exit_cleanup(RERR_MESSAGEIO); |
a039749b | 413 | |
332cf6df | 414 | rwrite(code, buf, len, 0); |
a039749b MP |
415 | } |
416 | ||
ff41a59f | 417 | void rflush(enum logcode code) |
0b76cd63 AT |
418 | { |
419 | FILE *f = NULL; | |
0455cd93 | 420 | |
13b597fa | 421 | if (am_daemon || code == FLOG) |
0b76cd63 | 422 | return; |
0b76cd63 | 423 | |
13b597fa | 424 | if (code == FERROR || am_server) |
0b76cd63 | 425 | f = stderr; |
13b597fa WD |
426 | else |
427 | f = stdout; | |
0b76cd63 | 428 | |
0b76cd63 AT |
429 | fflush(f); |
430 | } | |
431 | ||
b5343510 | 432 | /* A generic logging routine for send/recv, with parameter substitiution. */ |
4a19c3b2 | 433 | static void log_formatted(enum logcode code, const char *format, const char *op, |
112d728f WD |
434 | struct file_struct *file, const char *fname, |
435 | struct stats *initial_stats, int iflags, | |
436 | const char *hlink) | |
e08bfe12 | 437 | { |
ddd74b67 | 438 | char buf[MAXPATHLEN+1024], buf2[MAXPATHLEN], fmt[32]; |
4a19c3b2 WD |
439 | char *p, *s, *c; |
440 | const char *n; | |
ef74f5d6 | 441 | size_t len, total; |
1b7c47cb | 442 | int64 b; |
e08bfe12 | 443 | |
ddd74b67 WD |
444 | *fmt = '%'; |
445 | ||
aa126974 | 446 | /* We expand % codes one by one in place in buf. We don't |
126e7aff WD |
447 | * copy in the terminating null of the inserted strings, but |
448 | * rather keep going until we reach the null of the format. */ | |
ef74f5d6 | 449 | total = strlcpy(buf, format, sizeof buf); |
d9c0051f WD |
450 | if (total > MAXPATHLEN) { |
451 | rprintf(FERROR, "log-format string is WAY too long!\n"); | |
25f637a3 | 452 | exit_cleanup(RERR_MESSAGEIO); |
d9c0051f WD |
453 | } |
454 | buf[total++] = '\n'; | |
455 | buf[total] = '\0'; | |
0455cd93 | 456 | |
16f960fe | 457 | for (p = buf; (p = strchr(p, '%')) != NULL; ) { |
ddd74b67 | 458 | s = p++; |
4a19c3b2 | 459 | c = fmt + 1; |
9baed760 | 460 | if (*p == '-') |
4a19c3b2 WD |
461 | *c++ = *p++; |
462 | while (isDigit(p) && c - fmt < (int)(sizeof fmt) - 8) | |
463 | *c++ = *p++; | |
e145d51b WD |
464 | if (!*p) |
465 | break; | |
4a19c3b2 | 466 | *c = '\0'; |
e08bfe12 | 467 | n = NULL; |
e08bfe12 | 468 | |
0455cd93 | 469 | switch (*p) { |
b74b3d53 WD |
470 | case 'h': |
471 | if (am_daemon) | |
472 | n = client_name(0); | |
473 | break; | |
474 | case 'a': | |
475 | if (am_daemon) | |
476 | n = client_addr(0); | |
477 | break; | |
4a7319be | 478 | case 'l': |
ddd74b67 WD |
479 | strlcat(fmt, ".0f", sizeof fmt); |
480 | snprintf(buf2, sizeof buf2, fmt, | |
112d728f | 481 | (double)F_LENGTH(file)); |
e08bfe12 AT |
482 | n = buf2; |
483 | break; | |
427b6179 | 484 | case 'U': |
4ade505c | 485 | strlcat(fmt, "u", sizeof fmt); |
427b6179 | 486 | snprintf(buf2, sizeof buf2, fmt, |
9b25ef35 | 487 | uid_ndx ? F_OWNER(file) : 0); |
427b6179 WD |
488 | n = buf2; |
489 | break; | |
490 | case 'G': | |
9b25ef35 | 491 | if (!gid_ndx || file->flags & FLAG_SKIP_GROUP) |
998113fe WD |
492 | n = "DEFAULT"; |
493 | else { | |
4ade505c | 494 | strlcat(fmt, "u", sizeof fmt); |
998113fe | 495 | snprintf(buf2, sizeof buf2, fmt, |
4ade505c | 496 | F_GROUP(file)); |
998113fe WD |
497 | n = buf2; |
498 | } | |
427b6179 | 499 | break; |
4a7319be | 500 | case 'p': |
126e7aff | 501 | strlcat(fmt, "ld", sizeof fmt); |
ddd74b67 | 502 | snprintf(buf2, sizeof buf2, fmt, |
126e7aff | 503 | (long)getpid()); |
e08bfe12 AT |
504 | n = buf2; |
505 | break; | |
427b6179 | 506 | case 'M': |
4a19c3b2 WD |
507 | n = c = timestring(file->modtime); |
508 | while ((c = strchr(p, ' ')) != NULL) | |
509 | *c = '-'; | |
427b6179 WD |
510 | break; |
511 | case 'B': | |
4a19c3b2 WD |
512 | c = buf2 + MAXPATHLEN - PERMSTRING_SIZE - 1; |
513 | permstring(c, file->mode); | |
514 | n = c + 1; /* skip the type char */ | |
427b6179 | 515 | break; |
b74b3d53 WD |
516 | case 'o': |
517 | n = op; | |
518 | break; | |
4a7319be | 519 | case 'f': |
112d728f WD |
520 | if (fname) { |
521 | c = f_name_buf(); | |
522 | strlcpy(c, fname, MAXPATHLEN); | |
523 | } else | |
524 | c = f_name(file, NULL); | |
8fc4033e | 525 | if (am_sender && F_PATHNAME(file)) { |
9baed760 | 526 | pathjoin(buf2, sizeof buf2, |
8fc4033e | 527 | F_PATHNAME(file), c); |
0ee6ca98 | 528 | clean_fname(buf2, 0); |
4a19c3b2 WD |
529 | if (fmt[1]) { |
530 | strlcpy(c, buf2, MAXPATHLEN); | |
531 | n = c; | |
532 | } else | |
dcbae654 | 533 | n = buf2; |
1b81f797 | 534 | } else if (am_daemon && *c != '/') { |
ec55b4f2 | 535 | pathjoin(buf2, sizeof buf2, |
4a19c3b2 | 536 | curr_dir + module_dirlen, c); |
ec55b4f2 | 537 | clean_fname(buf2, 0); |
4a19c3b2 WD |
538 | if (fmt[1]) { |
539 | strlcpy(c, buf2, MAXPATHLEN); | |
540 | n = c; | |
541 | } else | |
ec55b4f2 | 542 | n = buf2; |
4a19c3b2 WD |
543 | } else { |
544 | clean_fname(c, 0); | |
545 | n = c; | |
546 | } | |
9baed760 WD |
547 | if (*n == '/') |
548 | n++; | |
ab7104da | 549 | break; |
ef74f5d6 | 550 | case 'n': |
112d728f WD |
551 | if (fname) { |
552 | c = f_name_buf(); | |
553 | strlcpy(c, fname, MAXPATHLEN); | |
554 | } else | |
555 | c = f_name(file, NULL); | |
0ee6ca98 | 556 | if (S_ISDIR(file->mode)) |
4a19c3b2 WD |
557 | strlcat(c, "/", MAXPATHLEN); |
558 | n = c; | |
ef74f5d6 WD |
559 | break; |
560 | case 'L': | |
afc65a5a | 561 | if (hlink && *hlink) { |
0ee6ca98 | 562 | n = hlink; |
c9bce0b8 | 563 | strlcpy(buf2, " => ", sizeof buf2); |
112d728f | 564 | } else if (S_ISLNK(file->mode) && !fname) { |
82ad07c4 | 565 | n = F_SYMLINK(file); |
c9bce0b8 | 566 | strlcpy(buf2, " -> ", sizeof buf2); |
126e7aff | 567 | } else { |
ef74f5d6 | 568 | n = ""; |
126e7aff WD |
569 | if (!fmt[1]) |
570 | break; | |
c9bce0b8 | 571 | strlcpy(buf2, " ", sizeof buf2); |
126e7aff WD |
572 | } |
573 | strlcat(fmt, "s", sizeof fmt); | |
574 | snprintf(buf2 + 4, sizeof buf2 - 4, fmt, n); | |
575 | n = buf2; | |
ef74f5d6 | 576 | break; |
b74b3d53 WD |
577 | case 'm': |
578 | n = lp_name(module_id); | |
579 | break; | |
580 | case 't': | |
581 | n = timestring(time(NULL)); | |
582 | break; | |
583 | case 'P': | |
7c73536c | 584 | n = module_dir; |
b74b3d53 WD |
585 | break; |
586 | case 'u': | |
587 | n = auth_user; | |
588 | break; | |
4a7319be | 589 | case 'b': |
1b7c47cb | 590 | if (am_sender) { |
4a7319be | 591 | b = stats.total_written - |
1b7c47cb AT |
592 | initial_stats->total_written; |
593 | } else { | |
4a7319be | 594 | b = stats.total_read - |
1b7c47cb AT |
595 | initial_stats->total_read; |
596 | } | |
0455cd93 | 597 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 598 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
599 | n = buf2; |
600 | break; | |
4a7319be | 601 | case 'c': |
1b7c47cb | 602 | if (!am_sender) { |
4a7319be | 603 | b = stats.total_written - |
1b7c47cb AT |
604 | initial_stats->total_written; |
605 | } else { | |
4a7319be | 606 | b = stats.total_read - |
1b7c47cb AT |
607 | initial_stats->total_read; |
608 | } | |
0455cd93 | 609 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 610 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
611 | n = buf2; |
612 | break; | |
ef74f5d6 | 613 | case 'i': |
19bc826d | 614 | if (iflags & ITEM_DELETED) { |
d5609e96 | 615 | n = "*deleting"; |
19bc826d WD |
616 | break; |
617 | } | |
4a19c3b2 WD |
618 | n = c = buf2 + MAXPATHLEN - 32; |
619 | c[0] = iflags & ITEM_LOCAL_CHANGE | |
fd84673e | 620 | ? iflags & ITEM_XNAME_FOLLOWS ? 'h' : 'c' |
ca62acc3 | 621 | : !(iflags & ITEM_TRANSFER) ? '.' |
c1759b9f | 622 | : !local_server && *op == 's' ? '<' : '>'; |
4a19c3b2 | 623 | c[1] = S_ISDIR(file->mode) ? 'd' |
f8d47c1c | 624 | : IS_SPECIAL(file->mode) ? 'S' |
19bc826d | 625 | : IS_DEVICE(file->mode) ? 'D' |
ef74f5d6 | 626 | : S_ISLNK(file->mode) ? 'L' : 'f'; |
4a19c3b2 WD |
627 | c[2] = !(iflags & ITEM_REPORT_CHECKSUM) ? '.' : 'c'; |
628 | c[3] = !(iflags & ITEM_REPORT_SIZE) ? '.' : 's'; | |
629 | c[4] = !(iflags & ITEM_REPORT_TIME) ? '.' | |
4cff7c50 | 630 | : !preserve_times || S_ISLNK(file->mode) ? 'T' : 't'; |
4a19c3b2 WD |
631 | c[5] = !(iflags & ITEM_REPORT_PERMS) ? '.' : 'p'; |
632 | c[6] = !(iflags & ITEM_REPORT_OWNER) ? '.' : 'o'; | |
633 | c[7] = !(iflags & ITEM_REPORT_GROUP) ? '.' : 'g'; | |
1c3344a1 WD |
634 | c[8] = !(iflags & ITEM_REPORT_ATIME) ? '.' : 'u'; |
635 | c[9] = !(iflags & ITEM_REPORT_ACL) ? '.' : 'a'; | |
636 | c[10] = !(iflags & ITEM_REPORT_XATTR) ? '.' : 'x'; | |
637 | c[11] = '\0'; | |
ef74f5d6 WD |
638 | |
639 | if (iflags & (ITEM_IS_NEW|ITEM_MISSING_DATA)) { | |
640 | char ch = iflags & ITEM_IS_NEW ? '+' : '?'; | |
641 | int i; | |
4a19c3b2 WD |
642 | for (i = 2; c[i]; i++) |
643 | c[i] = ch; | |
644 | } else if (c[0] == '.' || c[0] == 'h' || c[0] == 'c') { | |
19bc826d | 645 | int i; |
4a19c3b2 WD |
646 | for (i = 2; c[i]; i++) { |
647 | if (c[i] != '.') | |
19bc826d WD |
648 | break; |
649 | } | |
4a19c3b2 WD |
650 | if (!c[i]) { |
651 | for (i = 2; c[i]; i++) | |
652 | c[i] = ' '; | |
19bc826d | 653 | } |
ef74f5d6 WD |
654 | } |
655 | break; | |
e08bfe12 AT |
656 | } |
657 | ||
ddd74b67 WD |
658 | /* "n" is the string to be inserted in place of this % code. */ |
659 | if (!n) | |
660 | continue; | |
9baed760 WD |
661 | if (n != buf2 && fmt[1]) { |
662 | strlcat(fmt, "s", sizeof fmt); | |
663 | snprintf(buf2, sizeof buf2, fmt, n); | |
664 | n = buf2; | |
665 | } | |
ef74f5d6 | 666 | len = strlen(n); |
e08bfe12 | 667 | |
e145d51b | 668 | /* Subtract the length of the escape from the string's size. */ |
0455cd93 | 669 | total -= p - s + 1; |
e145d51b | 670 | |
d9c0051f | 671 | if (len + total >= (size_t)sizeof buf) { |
1e7098b5 WD |
672 | rprintf(FERROR, |
673 | "buffer overflow expanding %%%c -- exiting\n", | |
0455cd93 | 674 | p[0]); |
25f637a3 | 675 | exit_cleanup(RERR_MESSAGEIO); |
e08bfe12 AT |
676 | } |
677 | ||
aa126974 | 678 | /* Shuffle the rest of the string along to make space for n */ |
0455cd93 WD |
679 | if (len != (size_t)(p - s + 1)) |
680 | memmove(s + len, p + 1, total - (s - buf) + 1); | |
ddd74b67 | 681 | total += len; |
aa126974 | 682 | |
ddd74b67 | 683 | /* Insert the contents of string "n", but NOT its null. */ |
ef74f5d6 | 684 | if (len) |
ddd74b67 | 685 | memcpy(s, n, len); |
e08bfe12 | 686 | |
aa126974 | 687 | /* Skip over inserted string; continue looking */ |
ddd74b67 | 688 | p = s + len; |
e08bfe12 AT |
689 | } |
690 | ||
332cf6df | 691 | rwrite(code, buf, total, 0); |
e08bfe12 AT |
692 | } |
693 | ||
0455cd93 WD |
694 | /* Return 1 if the format escape is in the log-format string (e.g. look for |
695 | * the 'b' in the "%9b" format escape). */ | |
16f960fe WD |
696 | int log_format_has(const char *format, char esc) |
697 | { | |
698 | const char *p; | |
699 | ||
700 | if (!format) | |
701 | return 0; | |
702 | ||
703 | for (p = format; (p = strchr(p, '%')) != NULL; ) { | |
704 | if (*++p == '-') | |
705 | p++; | |
2dc7b8bd | 706 | while (isDigit(p)) |
16f960fe WD |
707 | p++; |
708 | if (!*p) | |
709 | break; | |
710 | if (*p == esc) | |
711 | return 1; | |
712 | } | |
713 | return 0; | |
714 | } | |
715 | ||
d0133e6e | 716 | /* Log the transfer of a file. If the code is FCLIENT, the output just goes |
b5343510 WD |
717 | * to stdout. If it is FLOG, it just goes to the log file. Otherwise we |
718 | * output to both. */ | |
719 | void log_item(enum logcode code, struct file_struct *file, | |
4a19c3b2 | 720 | struct stats *initial_stats, int iflags, const char *hlink) |
11a5a3c7 | 721 | { |
4a19c3b2 | 722 | const char *s_or_r = am_sender ? "send" : "recv"; |
11a5a3c7 | 723 | |
b5343510 | 724 | if (code != FLOG && stdout_format && !am_server) { |
d0133e6e | 725 | log_formatted(FCLIENT, stdout_format, s_or_r, |
112d728f | 726 | file, NULL, initial_stats, iflags, hlink); |
b5343510 | 727 | } |
d0133e6e | 728 | if (code != FCLIENT && logfile_format && *logfile_format) { |
13b597fa | 729 | log_formatted(FLOG, logfile_format, s_or_r, |
112d728f | 730 | file, NULL, initial_stats, iflags, hlink); |
11a5a3c7 AT |
731 | } |
732 | } | |
733 | ||
1c3e3679 | 734 | void maybe_log_item(struct file_struct *file, int iflags, int itemizing, |
4a19c3b2 | 735 | const char *buf) |
1c3e3679 | 736 | { |
f2b6fe44 | 737 | int significant_flags = iflags & SIGNIFICANT_ITEM_FLAGS; |
6d4ecad1 | 738 | int see_item = itemizing && (significant_flags || *buf |
b5343510 | 739 | || stdout_format_has_i > 1 || (verbose > 1 && stdout_format_has_i)); |
6d4ecad1 | 740 | int local_change = iflags & ITEM_LOCAL_CHANGE && significant_flags; |
1c3e3679 | 741 | if (am_server) { |
d0133e6e WD |
742 | if (logfile_name && !dry_run && see_item |
743 | && (significant_flags || logfile_format_has_i)) | |
b5343510 | 744 | log_item(FLOG, file, &stats, iflags, buf); |
f2b6fe44 | 745 | } else if (see_item || local_change || *buf |
d0133e6e WD |
746 | || (S_ISDIR(file->mode) && significant_flags)) { |
747 | enum logcode code = significant_flags || logfile_format_has_i ? FINFO : FCLIENT; | |
748 | log_item(code, file, &stats, iflags, buf); | |
749 | } | |
1c3e3679 WD |
750 | } |
751 | ||
4a19c3b2 | 752 | void log_delete(const char *fname, int mode) |
19bc826d | 753 | { |
112d728f | 754 | static struct { |
aac5cab8 | 755 | union file_extras ex[4]; /* just in case... */ |
112d728f | 756 | struct file_struct file; |
112d728f | 757 | } x; |
19bc826d | 758 | int len = strlen(fname); |
4a19c3b2 | 759 | const char *fmt; |
19bc826d | 760 | |
112d728f | 761 | x.file.mode = mode; |
19bc826d | 762 | |
b5343510 | 763 | if (!verbose && !stdout_format) |
41b5b5e7 WD |
764 | ; |
765 | else if (am_server && protocol_version >= 29 && len < MAXPATHLEN) { | |
19bc826d WD |
766 | if (S_ISDIR(mode)) |
767 | len++; /* directories include trailing null */ | |
332cf6df | 768 | send_msg(MSG_DELETED, fname, len, am_generator); |
19bc826d | 769 | } else { |
b5343510 | 770 | fmt = stdout_format_has_o_or_i ? stdout_format : "deleting %n"; |
112d728f | 771 | log_formatted(FCLIENT, fmt, "del.", &x.file, fname, &stats, |
afc65a5a | 772 | ITEM_DELETED, NULL); |
19bc826d WD |
773 | } |
774 | ||
13b597fa | 775 | if (!logfile_name || dry_run || !logfile_format) |
1eec003a WD |
776 | return; |
777 | ||
13b597fa | 778 | fmt = logfile_format_has_o_or_i ? logfile_format : "deleting %n"; |
112d728f | 779 | log_formatted(FLOG, fmt, "del.", &x.file, fname, &stats, ITEM_DELETED, NULL); |
19bc826d | 780 | } |
af642a61 | 781 | |
af642a61 MP |
782 | /* |
783 | * Called when the transfer is interrupted for some reason. | |
784 | * | |
785 | * Code is one of the RERR_* codes from errcode.h, or terminating | |
786 | * successfully. | |
787 | */ | |
a9766ef1 | 788 | void log_exit(int code, const char *file, int line) |
9b73d1c0 AT |
789 | { |
790 | if (code == 0) { | |
088aff1a | 791 | rprintf(FLOG,"sent %.0f bytes received %.0f bytes total size %.0f\n", |
9b73d1c0 AT |
792 | (double)stats.total_written, |
793 | (double)stats.total_read, | |
794 | (double)stats.total_size); | |
969cdffb | 795 | } else if (am_server != 2) { |
4a7319be WD |
796 | const char *name; |
797 | ||
798 | name = rerr_name(code); | |
799 | if (!name) | |
800 | name = "unexplained error"; | |
af642a61 | 801 | |
1bca1de6 WD |
802 | /* VANISHED is not an error, only a warning */ |
803 | if (code == RERR_VANISHED) { | |
0f78b815 | 804 | rprintf(FINFO, "rsync warning: %s (code %d) at %s(%d) [%s=%s]\n", |
43eae40e | 805 | name, code, file, line, who_am_i(), RSYNC_VERSION); |
1bca1de6 | 806 | } else { |
43eae40e WD |
807 | rprintf(FERROR, "rsync error: %s (code %d) at %s(%d) [%s=%s]\n", |
808 | name, code, file, line, who_am_i(), RSYNC_VERSION); | |
1bca1de6 | 809 | } |
9b73d1c0 AT |
810 | } |
811 | } |