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> | |
d3d07a5e | 6 | * Copyright (C) 2003-2008 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 | |
088aff1a | 25 | extern int dry_run; |
548abf96 WD |
26 | extern int am_daemon; |
27 | extern int am_server; | |
28 | extern int am_sender; | |
332cf6df | 29 | extern int am_generator; |
c1759b9f | 30 | extern int local_server; |
548abf96 WD |
31 | extern int quiet; |
32 | extern int module_id; | |
a644fc3c | 33 | extern int msg_fd_out; |
507433f6 | 34 | extern int allow_8bit_chars; |
19bc826d | 35 | extern int protocol_version; |
ef74f5d6 | 36 | extern int preserve_times; |
9b25ef35 WD |
37 | extern int uid_ndx; |
38 | extern int gid_ndx; | |
b5343510 WD |
39 | extern int stdout_format_has_i; |
40 | extern int stdout_format_has_o_or_i; | |
d0133e6e | 41 | extern int logfile_format_has_i; |
13b597fa | 42 | extern int logfile_format_has_o_or_i; |
1ed56a05 | 43 | extern int receiver_symlink_times; |
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 | |
3f0211b6 | 64 | int got_xfer_error = 0; |
951e826b | 65 | int output_needs_newline = 0; |
af642a61 MP |
66 | |
67 | struct { | |
68 | int code; | |
69 | char const *name; | |
70 | } const rerr_names[] = { | |
4a7319be WD |
71 | { RERR_SYNTAX , "syntax or usage error" }, |
72 | { RERR_PROTOCOL , "protocol incompatibility" }, | |
73 | { RERR_FILESELECT , "errors selecting input/output files, dirs" }, | |
74 | { RERR_UNSUPPORTED, "requested action not supported" }, | |
75 | { RERR_STARTCLIENT, "error starting client-server protocol" }, | |
76 | { RERR_SOCKETIO , "error in socket IO" }, | |
77 | { RERR_FILEIO , "error in file IO" }, | |
78 | { RERR_STREAMIO , "error in rsync protocol data stream" }, | |
79 | { RERR_MESSAGEIO , "errors with program diagnostics" }, | |
80 | { RERR_IPC , "error in IPC code" }, | |
60168410 | 81 | { RERR_CRASHED , "sibling process crashed" }, |
0047f535 | 82 | { RERR_TERMINATED , "sibling process terminated abnormally" }, |
4a50a217 WD |
83 | { RERR_SIGNAL1 , "received SIGUSR1" }, |
84 | { RERR_SIGNAL , "received SIGINT, SIGTERM, or SIGHUP" }, | |
f14a65d9 | 85 | { RERR_WAITCHILD , "waitpid() failed" }, |
4a7319be WD |
86 | { RERR_MALLOC , "error allocating core memory buffers" }, |
87 | { RERR_PARTIAL , "some files could not be transferred" }, | |
584ba4eb | 88 | { RERR_VANISHED , "some files vanished before they could be transferred" }, |
4a7319be | 89 | { RERR_TIMEOUT , "timeout in data send/receive" }, |
ba22c9e2 | 90 | { RERR_CONTIMEOUT , "timeout waiting for daemon connection" }, |
19b27a48 AT |
91 | { RERR_CMD_FAILED , "remote shell failed" }, |
92 | { RERR_CMD_KILLED , "remote shell killed" }, | |
24cecf13 WD |
93 | { RERR_CMD_RUN , "remote command could not be run" }, |
94 | { RERR_CMD_NOTFOUND,"remote command not found" }, | |
26718401 | 95 | { RERR_DEL_LIMIT , "the --max-delete limit stopped deletions" }, |
4a7319be | 96 | { 0, NULL } |
af642a61 MP |
97 | }; |
98 | ||
af642a61 MP |
99 | /* |
100 | * Map from rsync error code to name, or return NULL. | |
101 | */ | |
102 | static char const *rerr_name(int code) | |
103 | { | |
4a7319be WD |
104 | int i; |
105 | for (i = 0; rerr_names[i].name; i++) { | |
106 | if (rerr_names[i].code == code) | |
107 | return rerr_names[i].name; | |
108 | } | |
109 | return NULL; | |
af642a61 MP |
110 | } |
111 | ||
4a19c3b2 | 112 | static void logit(int priority, const char *buf) |
4f6325c3 | 113 | { |
64c37826 WD |
114 | if (logfile_was_closed) |
115 | logfile_reopen(); | |
13b597fa WD |
116 | if (logfile_fp) { |
117 | fprintf(logfile_fp, "%s [%d] %s", | |
f7632fc6 | 118 | timestring(time(NULL)), (int)getpid(), buf); |
13b597fa | 119 | fflush(logfile_fp); |
4f6325c3 AT |
120 | } else { |
121 | syslog(priority, "%s", buf); | |
122 | } | |
123 | } | |
e42c9458 | 124 | |
6afb9077 | 125 | static void syslog_init() |
1a016bfd | 126 | { |
6afb9077 | 127 | static int been_here = 0; |
1a016bfd | 128 | int options = LOG_PID; |
6afb9077 WD |
129 | |
130 | if (been_here) | |
131 | return; | |
132 | been_here = 1; | |
133 | ||
134 | #ifdef LOG_NDELAY | |
135 | options |= LOG_NDELAY; | |
136 | #endif | |
137 | ||
138 | #ifdef LOG_DAEMON | |
04c84119 | 139 | openlog("rsyncd", options, lp_syslog_facility(module_id)); |
6afb9077 WD |
140 | #else |
141 | openlog("rsyncd", options); | |
142 | #endif | |
143 | ||
144 | #ifndef LOG_NDELAY | |
145 | logit(LOG_INFO, "rsyncd started\n"); | |
146 | #endif | |
147 | } | |
148 | ||
64c37826 WD |
149 | static void logfile_open(void) |
150 | { | |
c5b7aa15 | 151 | mode_t old_umask = umask(022 | orig_umask); |
13b597fa | 152 | logfile_fp = fopen(logfile_name, "a"); |
64c37826 | 153 | umask(old_umask); |
13b597fa | 154 | if (!logfile_fp) { |
64c37826 WD |
155 | int fopen_errno = errno; |
156 | /* Rsync falls back to using syslog on failure. */ | |
157 | syslog_init(); | |
158 | rsyserr(FERROR, fopen_errno, | |
13b597fa | 159 | "failed to open log-file %s", logfile_name); |
64c37826 WD |
160 | rprintf(FINFO, "Ignoring \"log file\" setting.\n"); |
161 | } | |
162 | } | |
163 | ||
04c84119 | 164 | void log_init(int restart) |
6afb9077 | 165 | { |
04c84119 WD |
166 | if (log_initialised) { |
167 | if (!restart) | |
168 | return; | |
169 | if (strcmp(logfile_name, lp_log_file(module_id)) != 0) { | |
170 | if (logfile_fp) { | |
171 | fclose(logfile_fp); | |
172 | logfile_fp = NULL; | |
173 | } else | |
174 | closelog(); | |
175 | logfile_name = NULL; | |
176 | } else if (*logfile_name) | |
177 | return; /* unchanged, non-empty "log file" names */ | |
178 | else if (lp_syslog_facility(-1) != lp_syslog_facility(module_id)) | |
179 | closelog(); | |
180 | else | |
181 | return; /* unchanged syslog settings */ | |
182 | } else | |
183 | log_initialised = 1; | |
1a016bfd | 184 | |
38de2866 | 185 | /* This looks pointless, but it is needed in order for the |
4a7319be | 186 | * C library on some systems to fetch the timezone info |
38de2866 WD |
187 | * before the chroot. */ |
188 | timestring(time(NULL)); | |
958f3735 | 189 | |
13b597fa WD |
190 | /* Optionally use a log file instead of syslog. (Non-daemon |
191 | * rsyncs will have already set logfile_name, as needed.) */ | |
192 | if (am_daemon && !logfile_name) | |
04c84119 | 193 | logfile_name = lp_log_file(module_id); |
13b597fa | 194 | if (logfile_name && *logfile_name) |
64c37826 WD |
195 | logfile_open(); |
196 | else | |
197 | syslog_init(); | |
1a016bfd | 198 | } |
1a016bfd | 199 | |
64c37826 | 200 | void logfile_close(void) |
4a239e98 | 201 | { |
13b597fa | 202 | if (logfile_fp) { |
64c37826 | 203 | logfile_was_closed = 1; |
13b597fa WD |
204 | fclose(logfile_fp); |
205 | logfile_fp = NULL; | |
4a239e98 WD |
206 | } |
207 | } | |
208 | ||
64c37826 | 209 | void logfile_reopen(void) |
4a239e98 | 210 | { |
64c37826 WD |
211 | if (logfile_was_closed) { |
212 | logfile_was_closed = 0; | |
213 | logfile_open(); | |
4a239e98 WD |
214 | } |
215 | } | |
216 | ||
3648ab3a | 217 | static void filtered_fwrite(FILE *f, const char *buf, int len, int use_isprint) |
be0602ec WD |
218 | { |
219 | const char *s, *end = buf + len; | |
220 | for (s = buf; s < end; s++) { | |
221 | if ((s < end - 4 | |
3648ab3a | 222 | && *s == '\\' && s[1] == '#' |
2dc7b8bd WD |
223 | && isDigit(s + 2) |
224 | && isDigit(s + 3) | |
225 | && isDigit(s + 4)) | |
3648ab3a | 226 | || (*s != '\t' |
2dc7b8bd | 227 | && ((use_isprint && !isPrint(s)) |
3648ab3a | 228 | || *(uchar*)s < ' '))) { |
be0602ec | 229 | if (s != buf && fwrite(buf, s - buf, 1, f) != 1) |
25f637a3 | 230 | exit_cleanup(RERR_MESSAGEIO); |
3648ab3a | 231 | fprintf(f, "\\#%03o", *(uchar*)s); |
be0602ec WD |
232 | buf = s + 1; |
233 | } | |
234 | } | |
235 | if (buf != end && fwrite(buf, end - buf, 1, f) != 1) | |
25f637a3 | 236 | exit_cleanup(RERR_MESSAGEIO); |
be0602ec WD |
237 | } |
238 | ||
554e0a8d | 239 | /* this is the underlying (unformatted) rsync debugging function. Call |
3f0211b6 WD |
240 | * it with FINFO, FERROR_*, FWARNING, FLOG, or FCLIENT. Note: recursion |
241 | * can happen with certain fatal conditions. */ | |
332cf6df | 242 | void rwrite(enum logcode code, const char *buf, int len, int is_utf8) |
0b76cd63 | 243 | { |
be0602ec | 244 | int trailing_CR_or_NL; |
8fcdc444 | 245 | FILE *f = NULL; |
332cf6df WD |
246 | #ifdef ICONV_OPTION |
247 | iconv_t ic = is_utf8 && ic_recv != (iconv_t)-1 ? ic_recv : ic_chck; | |
248 | #else | |
249 | #ifdef ICONV_CONST | |
250 | iconv_t ic = ic_chck; | |
251 | #endif | |
252 | #endif | |
8d9dc9f9 | 253 | |
a644fc3c | 254 | if (len < 0) |
25f637a3 | 255 | exit_cleanup(RERR_MESSAGEIO); |
0b76cd63 | 256 | |
0bb4d176 | 257 | if (am_server && msg_fd_out >= 0) { |
332cf6df | 258 | assert(!is_utf8); |
0bb4d176 | 259 | /* Pass the message to our sibling. */ |
332cf6df | 260 | send_msg((enum msgcode)code, buf, len, 0); |
11a5a3c7 AT |
261 | return; |
262 | } | |
263 | ||
3f0211b6 | 264 | if (code == FERROR_SOCKET) /* This gets simplified for a non-sibling. */ |
b66e31bf WD |
265 | code = FERROR; |
266 | ||
1eec003a WD |
267 | if (code == FCLIENT) |
268 | code = FINFO; | |
d0133e6e | 269 | else if (am_daemon || logfile_name) { |
0bb4d176 | 270 | static int in_block; |
d0133e6e | 271 | char msg[2048]; |
3f0211b6 | 272 | int priority = code == FINFO || code == FLOG ? LOG_INFO : LOG_WARNING; |
0bb4d176 WD |
273 | |
274 | if (in_block) | |
a644fc3c | 275 | return; |
0bb4d176 WD |
276 | in_block = 1; |
277 | if (!log_initialised) | |
04c84119 | 278 | log_init(0); |
0bb4d176 | 279 | strlcpy(msg, buf, MIN((int)sizeof msg, len + 1)); |
d0133e6e | 280 | logit(priority, msg); |
0bb4d176 WD |
281 | in_block = 0; |
282 | ||
13b597fa | 283 | if (code == FLOG || (am_daemon && !am_server)) |
a644fc3c | 284 | return; |
0bb4d176 | 285 | } else if (code == FLOG) |
ff8b29b8 | 286 | return; |
0bb4d176 | 287 | |
3f0211b6 | 288 | if (quiet && code == FINFO) |
b3e8e7c7 WD |
289 | return; |
290 | ||
0bb4d176 | 291 | if (am_server) { |
3f0211b6 WD |
292 | enum msgcode msg = (enum msgcode)code; |
293 | if (protocol_version < 30) { | |
294 | if (msg == MSG_ERROR) | |
295 | msg = MSG_ERROR_XFER; | |
296 | else if (msg == MSG_WARNING) | |
297 | msg = MSG_INFO; | |
298 | } | |
0bb4d176 | 299 | /* Pass the message to the non-server side. */ |
3f0211b6 | 300 | if (send_msg(msg, buf, len, !is_utf8)) |
0bb4d176 WD |
301 | return; |
302 | if (am_daemon) { | |
303 | /* TODO: can we send the error to the user somehow? */ | |
304 | return; | |
305 | } | |
0b76cd63 AT |
306 | } |
307 | ||
be0602ec | 308 | switch (code) { |
3f0211b6 WD |
309 | case FERROR_XFER: |
310 | got_xfer_error = 1; | |
9468cf79 | 311 | /* FALL THROUGH */ |
be0602ec | 312 | case FERROR: |
3f0211b6 | 313 | case FWARNING: |
ff8b29b8 | 314 | f = stderr; |
be0602ec | 315 | break; |
d0133e6e | 316 | case FINFO: |
be0602ec WD |
317 | f = am_server ? stderr : stdout; |
318 | break; | |
319 | default: | |
25f637a3 | 320 | exit_cleanup(RERR_MESSAGEIO); |
be0602ec | 321 | } |
0b76cd63 | 322 | |
951e826b | 323 | if (output_needs_newline) { |
f3185096 | 324 | fputc('\n', f); |
951e826b | 325 | output_needs_newline = 0; |
f3185096 WD |
326 | } |
327 | ||
be0602ec WD |
328 | trailing_CR_or_NL = len && (buf[len-1] == '\n' || buf[len-1] == '\r') |
329 | ? buf[--len] : 0; | |
8d9dc9f9 | 330 | |
bb4e4d88 WD |
331 | if (len && buf[0] == '\r') { |
332 | fputc('\r', f); | |
333 | buf++; | |
334 | len--; | |
335 | } | |
336 | ||
332cf6df WD |
337 | #ifdef ICONV_CONST |
338 | if (ic != (iconv_t)-1) { | |
2509753f | 339 | xbuf outbuf, inbuf; |
9a31746b | 340 | char convbuf[1024]; |
2509753f WD |
341 | int ierrno; |
342 | ||
343 | INIT_CONST_XBUF(outbuf, convbuf); | |
344 | INIT_XBUF(inbuf, (char*)buf, len, -1); | |
345 | ||
346 | while (inbuf.len) { | |
347 | iconvbufs(ic, &inbuf, &outbuf, 0); | |
348 | ierrno = errno; | |
349 | if (outbuf.len) { | |
350 | filtered_fwrite(f, convbuf, outbuf.len, 0); | |
351 | outbuf.len = 0; | |
9a31746b | 352 | } |
2509753f | 353 | if (!ierrno || ierrno == E2BIG) |
9a31746b | 354 | continue; |
2509753f WD |
355 | fprintf(f, "\\#%03o", CVAL(inbuf.buf, inbuf.pos++)); |
356 | inbuf.len--; | |
9a31746b | 357 | } |
9a31746b WD |
358 | } else |
359 | #endif | |
507433f6 | 360 | filtered_fwrite(f, buf, len, !allow_8bit_chars); |
be0602ec WD |
361 | |
362 | if (trailing_CR_or_NL) { | |
363 | fputc(trailing_CR_or_NL, f); | |
0bb4d176 | 364 | fflush(f); |
be0602ec | 365 | } |
0b76cd63 | 366 | } |
0455cd93 | 367 | |
3f0211b6 WD |
368 | /* This is the rsync debugging function. Call it with FINFO, FERROR_*, |
369 | * FWARNING, FLOG, or FCLIENT. */ | |
a039749b | 370 | void rprintf(enum logcode code, const char *format, ...) |
554e0a8d | 371 | { |
4a7319be | 372 | va_list ap; |
b74b3d53 | 373 | char buf[BIGPATHBUFLEN]; |
8fcdc444 | 374 | size_t len; |
554e0a8d AT |
375 | |
376 | va_start(ap, format); | |
ef74f5d6 | 377 | len = vsnprintf(buf, sizeof buf, format, ap); |
554e0a8d AT |
378 | va_end(ap); |
379 | ||
b2f02464 | 380 | /* Deal with buffer overruns. Instead of panicking, just |
8fcdc444 WD |
381 | * truncate the resulting string. (Note that configure ensures |
382 | * that we have a vsnprintf() that doesn't ever return -1.) */ | |
383 | if (len > sizeof buf - 1) { | |
b74b3d53 | 384 | static const char ellipsis[] = "[...]"; |
b2f02464 MP |
385 | |
386 | /* Reset length, and zero-terminate the end of our buffer */ | |
ef74f5d6 | 387 | len = sizeof buf - 1; |
b2f02464 MP |
388 | buf[len] = '\0'; |
389 | ||
390 | /* Copy the ellipsis to the end of the string, but give | |
391 | * us one extra character: | |
392 | * | |
ef74f5d6 | 393 | * v--- null byte at buf[sizeof buf - 1] |
b2f02464 MP |
394 | * abcdefghij0 |
395 | * -> abcd[...]00 <-- now two null bytes at end | |
396 | * | |
397 | * If the input format string has a trailing newline, | |
398 | * we copy it into that extra null; if it doesn't, well, | |
399 | * all we lose is one byte. */ | |
b74b3d53 | 400 | memcpy(buf+len-sizeof ellipsis, ellipsis, sizeof ellipsis); |
b2f02464 MP |
401 | if (format[strlen(format)-1] == '\n') { |
402 | buf[len-1] = '\n'; | |
403 | } | |
404 | } | |
554e0a8d | 405 | |
332cf6df | 406 | rwrite(code, buf, len, 0); |
554e0a8d | 407 | } |
0b76cd63 | 408 | |
a039749b MP |
409 | /* This is like rprintf, but it also tries to print some |
410 | * representation of the error code. Normally errcode = errno. | |
411 | * | |
412 | * Unlike rprintf, this always adds a newline and there should not be | |
413 | * one in the format string. | |
414 | * | |
415 | * Note that since strerror might involve dynamically loading a | |
416 | * message catalog we need to call it once before chroot-ing. */ | |
417 | void rsyserr(enum logcode code, int errcode, const char *format, ...) | |
418 | { | |
4a7319be | 419 | va_list ap; |
b74b3d53 | 420 | char buf[BIGPATHBUFLEN]; |
8fcdc444 WD |
421 | size_t len; |
422 | ||
c9bce0b8 | 423 | strlcpy(buf, RSYNC_NAME ": ", sizeof buf); |
8fcdc444 | 424 | len = (sizeof RSYNC_NAME ": ") - 1; |
a039749b MP |
425 | |
426 | va_start(ap, format); | |
8fcdc444 | 427 | len += vsnprintf(buf + len, sizeof buf - len, format, ap); |
a039749b MP |
428 | va_end(ap); |
429 | ||
8fcdc444 WD |
430 | if (len < sizeof buf) { |
431 | len += snprintf(buf + len, sizeof buf - len, | |
432 | ": %s (%d)\n", strerror(errcode), errcode); | |
433 | } | |
434 | if (len >= sizeof buf) | |
25f637a3 | 435 | exit_cleanup(RERR_MESSAGEIO); |
a039749b | 436 | |
332cf6df | 437 | rwrite(code, buf, len, 0); |
a039749b MP |
438 | } |
439 | ||
ff41a59f | 440 | void rflush(enum logcode code) |
0b76cd63 AT |
441 | { |
442 | FILE *f = NULL; | |
0455cd93 | 443 | |
13b597fa | 444 | if (am_daemon || code == FLOG) |
0b76cd63 | 445 | return; |
0b76cd63 | 446 | |
951e826b | 447 | if (!am_server && (code == FINFO || code == FCLIENT)) |
13b597fa | 448 | f = stdout; |
3f0211b6 WD |
449 | else |
450 | f = stderr; | |
0b76cd63 | 451 | |
0b76cd63 AT |
452 | fflush(f); |
453 | } | |
454 | ||
b5343510 | 455 | /* A generic logging routine for send/recv, with parameter substitiution. */ |
4a19c3b2 | 456 | static void log_formatted(enum logcode code, const char *format, const char *op, |
112d728f WD |
457 | struct file_struct *file, const char *fname, |
458 | struct stats *initial_stats, int iflags, | |
459 | const char *hlink) | |
e08bfe12 | 460 | { |
ddd74b67 | 461 | char buf[MAXPATHLEN+1024], buf2[MAXPATHLEN], fmt[32]; |
4a19c3b2 WD |
462 | char *p, *s, *c; |
463 | const char *n; | |
ef74f5d6 | 464 | size_t len, total; |
1b7c47cb | 465 | int64 b; |
e08bfe12 | 466 | |
ddd74b67 WD |
467 | *fmt = '%'; |
468 | ||
aa126974 | 469 | /* We expand % codes one by one in place in buf. We don't |
126e7aff WD |
470 | * copy in the terminating null of the inserted strings, but |
471 | * rather keep going until we reach the null of the format. */ | |
ef74f5d6 | 472 | total = strlcpy(buf, format, sizeof buf); |
d9c0051f WD |
473 | if (total > MAXPATHLEN) { |
474 | rprintf(FERROR, "log-format string is WAY too long!\n"); | |
25f637a3 | 475 | exit_cleanup(RERR_MESSAGEIO); |
d9c0051f WD |
476 | } |
477 | buf[total++] = '\n'; | |
478 | buf[total] = '\0'; | |
0455cd93 | 479 | |
16f960fe | 480 | for (p = buf; (p = strchr(p, '%')) != NULL; ) { |
ddd74b67 | 481 | s = p++; |
4a19c3b2 | 482 | c = fmt + 1; |
9baed760 | 483 | if (*p == '-') |
4a19c3b2 WD |
484 | *c++ = *p++; |
485 | while (isDigit(p) && c - fmt < (int)(sizeof fmt) - 8) | |
486 | *c++ = *p++; | |
e145d51b WD |
487 | if (!*p) |
488 | break; | |
4a19c3b2 | 489 | *c = '\0'; |
e08bfe12 | 490 | n = NULL; |
e08bfe12 | 491 | |
0455cd93 | 492 | switch (*p) { |
b74b3d53 WD |
493 | case 'h': |
494 | if (am_daemon) | |
495 | n = client_name(0); | |
496 | break; | |
497 | case 'a': | |
498 | if (am_daemon) | |
499 | n = client_addr(0); | |
500 | break; | |
4a7319be | 501 | case 'l': |
ddd74b67 WD |
502 | strlcat(fmt, ".0f", sizeof fmt); |
503 | snprintf(buf2, sizeof buf2, fmt, | |
112d728f | 504 | (double)F_LENGTH(file)); |
e08bfe12 AT |
505 | n = buf2; |
506 | break; | |
427b6179 | 507 | case 'U': |
4ade505c | 508 | strlcat(fmt, "u", sizeof fmt); |
427b6179 | 509 | snprintf(buf2, sizeof buf2, fmt, |
9b25ef35 | 510 | uid_ndx ? F_OWNER(file) : 0); |
427b6179 WD |
511 | n = buf2; |
512 | break; | |
513 | case 'G': | |
9b25ef35 | 514 | if (!gid_ndx || file->flags & FLAG_SKIP_GROUP) |
998113fe WD |
515 | n = "DEFAULT"; |
516 | else { | |
4ade505c | 517 | strlcat(fmt, "u", sizeof fmt); |
998113fe | 518 | snprintf(buf2, sizeof buf2, fmt, |
4ade505c | 519 | F_GROUP(file)); |
998113fe WD |
520 | n = buf2; |
521 | } | |
427b6179 | 522 | break; |
4a7319be | 523 | case 'p': |
126e7aff | 524 | strlcat(fmt, "ld", sizeof fmt); |
ddd74b67 | 525 | snprintf(buf2, sizeof buf2, fmt, |
126e7aff | 526 | (long)getpid()); |
e08bfe12 AT |
527 | n = buf2; |
528 | break; | |
427b6179 | 529 | case 'M': |
4a19c3b2 | 530 | n = c = timestring(file->modtime); |
f2681d42 | 531 | while ((c = strchr(c, ' ')) != NULL) |
4a19c3b2 | 532 | *c = '-'; |
427b6179 WD |
533 | break; |
534 | case 'B': | |
4a19c3b2 WD |
535 | c = buf2 + MAXPATHLEN - PERMSTRING_SIZE - 1; |
536 | permstring(c, file->mode); | |
537 | n = c + 1; /* skip the type char */ | |
427b6179 | 538 | break; |
b74b3d53 WD |
539 | case 'o': |
540 | n = op; | |
541 | break; | |
4a7319be | 542 | case 'f': |
112d728f WD |
543 | if (fname) { |
544 | c = f_name_buf(); | |
545 | strlcpy(c, fname, MAXPATHLEN); | |
546 | } else | |
547 | c = f_name(file, NULL); | |
8fc4033e | 548 | if (am_sender && F_PATHNAME(file)) { |
9baed760 | 549 | pathjoin(buf2, sizeof buf2, |
8fc4033e | 550 | F_PATHNAME(file), c); |
0ee6ca98 | 551 | clean_fname(buf2, 0); |
4a19c3b2 WD |
552 | if (fmt[1]) { |
553 | strlcpy(c, buf2, MAXPATHLEN); | |
554 | n = c; | |
555 | } else | |
dcbae654 | 556 | n = buf2; |
1b81f797 | 557 | } else if (am_daemon && *c != '/') { |
ec55b4f2 | 558 | pathjoin(buf2, sizeof buf2, |
4a19c3b2 | 559 | curr_dir + module_dirlen, c); |
ec55b4f2 | 560 | clean_fname(buf2, 0); |
4a19c3b2 WD |
561 | if (fmt[1]) { |
562 | strlcpy(c, buf2, MAXPATHLEN); | |
563 | n = c; | |
564 | } else | |
ec55b4f2 | 565 | n = buf2; |
4a19c3b2 WD |
566 | } else { |
567 | clean_fname(c, 0); | |
568 | n = c; | |
569 | } | |
9baed760 WD |
570 | if (*n == '/') |
571 | n++; | |
ab7104da | 572 | break; |
ef74f5d6 | 573 | case 'n': |
112d728f WD |
574 | if (fname) { |
575 | c = f_name_buf(); | |
576 | strlcpy(c, fname, MAXPATHLEN); | |
577 | } else | |
578 | c = f_name(file, NULL); | |
0ee6ca98 | 579 | if (S_ISDIR(file->mode)) |
4a19c3b2 WD |
580 | strlcat(c, "/", MAXPATHLEN); |
581 | n = c; | |
ef74f5d6 WD |
582 | break; |
583 | case 'L': | |
afc65a5a | 584 | if (hlink && *hlink) { |
0ee6ca98 | 585 | n = hlink; |
c9bce0b8 | 586 | strlcpy(buf2, " => ", sizeof buf2); |
112d728f | 587 | } else if (S_ISLNK(file->mode) && !fname) { |
82ad07c4 | 588 | n = F_SYMLINK(file); |
c9bce0b8 | 589 | strlcpy(buf2, " -> ", sizeof buf2); |
126e7aff | 590 | } else { |
ef74f5d6 | 591 | n = ""; |
126e7aff WD |
592 | if (!fmt[1]) |
593 | break; | |
c9bce0b8 | 594 | strlcpy(buf2, " ", sizeof buf2); |
126e7aff WD |
595 | } |
596 | strlcat(fmt, "s", sizeof fmt); | |
597 | snprintf(buf2 + 4, sizeof buf2 - 4, fmt, n); | |
598 | n = buf2; | |
ef74f5d6 | 599 | break; |
b74b3d53 WD |
600 | case 'm': |
601 | n = lp_name(module_id); | |
602 | break; | |
603 | case 't': | |
604 | n = timestring(time(NULL)); | |
605 | break; | |
606 | case 'P': | |
7c73536c | 607 | n = module_dir; |
b74b3d53 WD |
608 | break; |
609 | case 'u': | |
610 | n = auth_user; | |
611 | break; | |
4a7319be | 612 | case 'b': |
1b7c47cb | 613 | if (am_sender) { |
4a7319be | 614 | b = stats.total_written - |
1b7c47cb AT |
615 | initial_stats->total_written; |
616 | } else { | |
4a7319be | 617 | b = stats.total_read - |
1b7c47cb AT |
618 | initial_stats->total_read; |
619 | } | |
0455cd93 | 620 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 621 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
622 | n = buf2; |
623 | break; | |
4a7319be | 624 | case 'c': |
1b7c47cb | 625 | if (!am_sender) { |
4a7319be | 626 | b = stats.total_written - |
1b7c47cb AT |
627 | initial_stats->total_written; |
628 | } else { | |
4a7319be | 629 | b = stats.total_read - |
1b7c47cb AT |
630 | initial_stats->total_read; |
631 | } | |
0455cd93 | 632 | strlcat(fmt, ".0f", sizeof fmt); |
ddd74b67 | 633 | snprintf(buf2, sizeof buf2, fmt, (double)b); |
1b7c47cb AT |
634 | n = buf2; |
635 | break; | |
ef74f5d6 | 636 | case 'i': |
19bc826d | 637 | if (iflags & ITEM_DELETED) { |
46f800e8 | 638 | n = "*deleting "; |
19bc826d WD |
639 | break; |
640 | } | |
4a19c3b2 WD |
641 | n = c = buf2 + MAXPATHLEN - 32; |
642 | c[0] = iflags & ITEM_LOCAL_CHANGE | |
fd84673e | 643 | ? iflags & ITEM_XNAME_FOLLOWS ? 'h' : 'c' |
ca62acc3 | 644 | : !(iflags & ITEM_TRANSFER) ? '.' |
c1759b9f | 645 | : !local_server && *op == 's' ? '<' : '>'; |
1ed9018e WD |
646 | if (S_ISLNK(file->mode)) { |
647 | c[1] = 'L'; | |
648 | c[3] = '.'; | |
649 | c[4] = !(iflags & ITEM_REPORT_TIME) ? '.' | |
650 | : !preserve_times || !receiver_symlink_times | |
651 | || (iflags & ITEM_REPORT_TIMEFAIL) ? 'T' : 't'; | |
652 | } else { | |
653 | c[1] = S_ISDIR(file->mode) ? 'd' | |
654 | : IS_SPECIAL(file->mode) ? 'S' | |
655 | : IS_DEVICE(file->mode) ? 'D' : 'f'; | |
656 | c[3] = !(iflags & ITEM_REPORT_SIZE) ? '.' : 's'; | |
657 | c[4] = !(iflags & ITEM_REPORT_TIME) ? '.' | |
658 | : !preserve_times ? 'T' : 't'; | |
659 | } | |
660 | c[2] = !(iflags & ITEM_REPORT_CHANGE) ? '.' : 'c'; | |
4a19c3b2 WD |
661 | c[5] = !(iflags & ITEM_REPORT_PERMS) ? '.' : 'p'; |
662 | c[6] = !(iflags & ITEM_REPORT_OWNER) ? '.' : 'o'; | |
663 | c[7] = !(iflags & ITEM_REPORT_GROUP) ? '.' : 'g'; | |
1c3344a1 WD |
664 | c[8] = !(iflags & ITEM_REPORT_ATIME) ? '.' : 'u'; |
665 | c[9] = !(iflags & ITEM_REPORT_ACL) ? '.' : 'a'; | |
666 | c[10] = !(iflags & ITEM_REPORT_XATTR) ? '.' : 'x'; | |
667 | c[11] = '\0'; | |
ef74f5d6 WD |
668 | |
669 | if (iflags & (ITEM_IS_NEW|ITEM_MISSING_DATA)) { | |
670 | char ch = iflags & ITEM_IS_NEW ? '+' : '?'; | |
671 | int i; | |
4a19c3b2 WD |
672 | for (i = 2; c[i]; i++) |
673 | c[i] = ch; | |
674 | } else if (c[0] == '.' || c[0] == 'h' || c[0] == 'c') { | |
19bc826d | 675 | int i; |
4a19c3b2 WD |
676 | for (i = 2; c[i]; i++) { |
677 | if (c[i] != '.') | |
19bc826d WD |
678 | break; |
679 | } | |
4a19c3b2 WD |
680 | if (!c[i]) { |
681 | for (i = 2; c[i]; i++) | |
682 | c[i] = ' '; | |
19bc826d | 683 | } |
ef74f5d6 WD |
684 | } |
685 | break; | |
e08bfe12 AT |
686 | } |
687 | ||
ddd74b67 WD |
688 | /* "n" is the string to be inserted in place of this % code. */ |
689 | if (!n) | |
690 | continue; | |
9baed760 WD |
691 | if (n != buf2 && fmt[1]) { |
692 | strlcat(fmt, "s", sizeof fmt); | |
693 | snprintf(buf2, sizeof buf2, fmt, n); | |
694 | n = buf2; | |
695 | } | |
ef74f5d6 | 696 | len = strlen(n); |
e08bfe12 | 697 | |
e145d51b | 698 | /* Subtract the length of the escape from the string's size. */ |
0455cd93 | 699 | total -= p - s + 1; |
e145d51b | 700 | |
d9c0051f | 701 | if (len + total >= (size_t)sizeof buf) { |
1e7098b5 WD |
702 | rprintf(FERROR, |
703 | "buffer overflow expanding %%%c -- exiting\n", | |
0455cd93 | 704 | p[0]); |
25f637a3 | 705 | exit_cleanup(RERR_MESSAGEIO); |
e08bfe12 AT |
706 | } |
707 | ||
aa126974 | 708 | /* Shuffle the rest of the string along to make space for n */ |
0455cd93 WD |
709 | if (len != (size_t)(p - s + 1)) |
710 | memmove(s + len, p + 1, total - (s - buf) + 1); | |
ddd74b67 | 711 | total += len; |
aa126974 | 712 | |
ddd74b67 | 713 | /* Insert the contents of string "n", but NOT its null. */ |
ef74f5d6 | 714 | if (len) |
ddd74b67 | 715 | memcpy(s, n, len); |
e08bfe12 | 716 | |
aa126974 | 717 | /* Skip over inserted string; continue looking */ |
ddd74b67 | 718 | p = s + len; |
e08bfe12 AT |
719 | } |
720 | ||
332cf6df | 721 | rwrite(code, buf, total, 0); |
e08bfe12 AT |
722 | } |
723 | ||
0455cd93 WD |
724 | /* Return 1 if the format escape is in the log-format string (e.g. look for |
725 | * the 'b' in the "%9b" format escape). */ | |
16f960fe WD |
726 | int log_format_has(const char *format, char esc) |
727 | { | |
728 | const char *p; | |
729 | ||
730 | if (!format) | |
731 | return 0; | |
732 | ||
733 | for (p = format; (p = strchr(p, '%')) != NULL; ) { | |
734 | if (*++p == '-') | |
735 | p++; | |
2dc7b8bd | 736 | while (isDigit(p)) |
16f960fe WD |
737 | p++; |
738 | if (!*p) | |
739 | break; | |
740 | if (*p == esc) | |
741 | return 1; | |
742 | } | |
743 | return 0; | |
744 | } | |
745 | ||
d0133e6e | 746 | /* Log the transfer of a file. If the code is FCLIENT, the output just goes |
b5343510 WD |
747 | * to stdout. If it is FLOG, it just goes to the log file. Otherwise we |
748 | * output to both. */ | |
749 | void log_item(enum logcode code, struct file_struct *file, | |
4a19c3b2 | 750 | struct stats *initial_stats, int iflags, const char *hlink) |
11a5a3c7 | 751 | { |
4a19c3b2 | 752 | const char *s_or_r = am_sender ? "send" : "recv"; |
11a5a3c7 | 753 | |
b5343510 | 754 | if (code != FLOG && stdout_format && !am_server) { |
d0133e6e | 755 | log_formatted(FCLIENT, stdout_format, s_or_r, |
112d728f | 756 | file, NULL, initial_stats, iflags, hlink); |
b5343510 | 757 | } |
d0133e6e | 758 | if (code != FCLIENT && logfile_format && *logfile_format) { |
13b597fa | 759 | log_formatted(FLOG, logfile_format, s_or_r, |
112d728f | 760 | file, NULL, initial_stats, iflags, hlink); |
11a5a3c7 AT |
761 | } |
762 | } | |
763 | ||
1c3e3679 | 764 | void maybe_log_item(struct file_struct *file, int iflags, int itemizing, |
4a19c3b2 | 765 | const char *buf) |
1c3e3679 | 766 | { |
f2b6fe44 | 767 | int significant_flags = iflags & SIGNIFICANT_ITEM_FLAGS; |
6d4ecad1 | 768 | int see_item = itemizing && (significant_flags || *buf |
951e826b | 769 | || stdout_format_has_i > 1 || (INFO_GTE(NAME, 2) && stdout_format_has_i)); |
6d4ecad1 | 770 | int local_change = iflags & ITEM_LOCAL_CHANGE && significant_flags; |
1c3e3679 | 771 | if (am_server) { |
d0133e6e WD |
772 | if (logfile_name && !dry_run && see_item |
773 | && (significant_flags || logfile_format_has_i)) | |
b5343510 | 774 | log_item(FLOG, file, &stats, iflags, buf); |
f2b6fe44 | 775 | } else if (see_item || local_change || *buf |
d0133e6e WD |
776 | || (S_ISDIR(file->mode) && significant_flags)) { |
777 | enum logcode code = significant_flags || logfile_format_has_i ? FINFO : FCLIENT; | |
778 | log_item(code, file, &stats, iflags, buf); | |
779 | } | |
1c3e3679 WD |
780 | } |
781 | ||
4a19c3b2 | 782 | void log_delete(const char *fname, int mode) |
19bc826d | 783 | { |
112d728f | 784 | static struct { |
aac5cab8 | 785 | union file_extras ex[4]; /* just in case... */ |
112d728f | 786 | struct file_struct file; |
112d728f | 787 | } x; |
19bc826d | 788 | int len = strlen(fname); |
4a19c3b2 | 789 | const char *fmt; |
19bc826d | 790 | |
112d728f | 791 | x.file.mode = mode; |
19bc826d | 792 | |
951e826b | 793 | if (!INFO_GTE(DEL, 1) && !stdout_format) |
41b5b5e7 WD |
794 | ; |
795 | else if (am_server && protocol_version >= 29 && len < MAXPATHLEN) { | |
19bc826d WD |
796 | if (S_ISDIR(mode)) |
797 | len++; /* directories include trailing null */ | |
332cf6df | 798 | send_msg(MSG_DELETED, fname, len, am_generator); |
19bc826d | 799 | } else { |
b5343510 | 800 | fmt = stdout_format_has_o_or_i ? stdout_format : "deleting %n"; |
112d728f | 801 | log_formatted(FCLIENT, fmt, "del.", &x.file, fname, &stats, |
afc65a5a | 802 | ITEM_DELETED, NULL); |
19bc826d WD |
803 | } |
804 | ||
13b597fa | 805 | if (!logfile_name || dry_run || !logfile_format) |
1eec003a WD |
806 | return; |
807 | ||
13b597fa | 808 | fmt = logfile_format_has_o_or_i ? logfile_format : "deleting %n"; |
112d728f | 809 | log_formatted(FLOG, fmt, "del.", &x.file, fname, &stats, ITEM_DELETED, NULL); |
19bc826d | 810 | } |
af642a61 | 811 | |
af642a61 MP |
812 | /* |
813 | * Called when the transfer is interrupted for some reason. | |
814 | * | |
815 | * Code is one of the RERR_* codes from errcode.h, or terminating | |
816 | * successfully. | |
817 | */ | |
a9766ef1 | 818 | void log_exit(int code, const char *file, int line) |
9b73d1c0 AT |
819 | { |
820 | if (code == 0) { | |
088aff1a | 821 | rprintf(FLOG,"sent %.0f bytes received %.0f bytes total size %.0f\n", |
9b73d1c0 AT |
822 | (double)stats.total_written, |
823 | (double)stats.total_read, | |
824 | (double)stats.total_size); | |
969cdffb | 825 | } else if (am_server != 2) { |
4a7319be WD |
826 | const char *name; |
827 | ||
828 | name = rerr_name(code); | |
829 | if (!name) | |
830 | name = "unexplained error"; | |
af642a61 | 831 | |
1bca1de6 WD |
832 | /* VANISHED is not an error, only a warning */ |
833 | if (code == RERR_VANISHED) { | |
3f0211b6 | 834 | rprintf(FWARNING, "rsync warning: %s (code %d) at %s(%d) [%s=%s]\n", |
43eae40e | 835 | name, code, file, line, who_am_i(), RSYNC_VERSION); |
1bca1de6 | 836 | } else { |
43eae40e WD |
837 | rprintf(FERROR, "rsync error: %s (code %d) at %s(%d) [%s=%s]\n", |
838 | name, code, file, line, who_am_i(), RSYNC_VERSION); | |
1bca1de6 | 839 | } |
9b73d1c0 AT |
840 | } |
841 | } |