Commit | Line | Data |
---|---|---|
dbda5fbf | 1 | /* |
c627d613 AT |
2 | Copyright (C) Andrew Tridgell 1996 |
3 | Copyright (C) Paul Mackerras 1996 | |
736a6a29 | 4 | Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org> |
dbda5fbf | 5 | |
c627d613 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. | |
dbda5fbf | 10 | |
c627d613 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. | |
dbda5fbf | 15 | |
c627d613 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 | ||
736a6a29 MP |
21 | /** @file flist.c |
22 | * Generate and receive file lists | |
23 | * | |
24 | * @todo Get rid of the string_area optimization. Efficiently | |
25 | * allocating blocks is the responsibility of the system's malloc | |
26 | * library, not of rsync. | |
27 | * | |
172875cf MP |
28 | * @sa http://lists.samba.org/pipermail/rsync/2000-June/002351.html |
29 | * | |
736a6a29 | 30 | **/ |
c627d613 AT |
31 | |
32 | #include "rsync.h" | |
33 | ||
a800434a AT |
34 | extern struct stats stats; |
35 | ||
c627d613 | 36 | extern int verbose; |
1bbd10fe | 37 | extern int do_progress; |
c627d613 AT |
38 | extern int am_server; |
39 | extern int always_checksum; | |
c627d613 AT |
40 | |
41 | extern int cvs_exclude; | |
42 | ||
a06d19e3 | 43 | extern int recurse; |
24d0fcde WD |
44 | extern char *files_from; |
45 | extern int filesfrom_fd; | |
a06d19e3 | 46 | |
c627d613 AT |
47 | extern int one_file_system; |
48 | extern int make_backups; | |
49 | extern int preserve_links; | |
dc5ddbcc | 50 | extern int preserve_hard_links; |
c627d613 AT |
51 | extern int preserve_perms; |
52 | extern int preserve_devices; | |
53 | extern int preserve_uid; | |
54 | extern int preserve_gid; | |
55 | extern int preserve_times; | |
6574b4f7 | 56 | extern int relative_paths; |
24d0fcde | 57 | extern int implied_dirs; |
82306bf6 | 58 | extern int copy_links; |
b5313607 | 59 | extern int copy_unsafe_links; |
d04e9c51 | 60 | extern int protocol_version; |
cb13abfe | 61 | extern int sanitize_paths; |
c627d613 | 62 | |
6902ed17 MP |
63 | extern int read_batch; |
64 | extern int write_batch; | |
65 | ||
429f9828 WD |
66 | extern struct exclude_struct **exclude_list; |
67 | extern struct exclude_struct **server_exclude_list; | |
68 | extern struct exclude_struct **local_exclude_list; | |
c627d613 | 69 | |
06c28400 WD |
70 | int io_error; |
71 | ||
3d382777 AT |
72 | static struct file_struct null_file; |
73 | ||
827c37f6 | 74 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups); |
0199b05f | 75 | |
58225000 | 76 | |
1bbd10fe | 77 | static int show_filelist_p(void) |
58225000 | 78 | { |
24d0fcde | 79 | return verbose && (recurse || files_from) && !am_server; |
1bbd10fe | 80 | } |
ebed4c3a | 81 | |
1bbd10fe DD |
82 | static void start_filelist_progress(char *kind) |
83 | { | |
84 | rprintf(FINFO, "%s ... ", kind); | |
85 | if ((verbose > 1) || do_progress) | |
86 | rprintf(FINFO, "\n"); | |
87 | rflush(FINFO); | |
58225000 MP |
88 | } |
89 | ||
db719fb0 | 90 | |
d27cbec5 | 91 | static void emit_filelist_progress(const struct file_list *flist) |
db719fb0 | 92 | { |
d27cbec5 | 93 | rprintf(FINFO, " %d files...\r", flist->count); |
db719fb0 MP |
94 | } |
95 | ||
96 | ||
d27cbec5 | 97 | static void maybe_emit_filelist_progress(const struct file_list *flist) |
58225000 | 98 | { |
d27cbec5 DD |
99 | if (do_progress && show_filelist_p() && ((flist->count % 100) == 0)) |
100 | emit_filelist_progress(flist); | |
58225000 MP |
101 | } |
102 | ||
103 | ||
1bbd10fe | 104 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 105 | { |
1bbd10fe DD |
106 | if (do_progress) { |
107 | /* This overwrites the progress line */ | |
c7b562be MP |
108 | rprintf(FINFO, "%d file%sto consider\n", |
109 | flist->count, flist->count == 1 ? " " : "s "); | |
b7736c79 | 110 | } else |
1bbd10fe | 111 | rprintf(FINFO, "done\n"); |
58225000 MP |
112 | } |
113 | ||
86943126 MP |
114 | void show_flist_stats(void) |
115 | { | |
116 | /* Nothing yet */ | |
117 | } | |
118 | ||
119 | ||
5c66303a | 120 | static struct string_area *string_area_new(int size) |
3d382777 AT |
121 | { |
122 | struct string_area *a; | |
123 | ||
ebed4c3a MP |
124 | if (size <= 0) |
125 | size = ARENA_SIZE; | |
58cadc86 | 126 | a = new(struct string_area); |
ebed4c3a MP |
127 | if (!a) |
128 | out_of_memory("string_area_new"); | |
58cadc86 | 129 | a->current = a->base = new_array(char, size); |
ebed4c3a MP |
130 | if (!a->current) |
131 | out_of_memory("string_area_new buffer"); | |
3d382777 | 132 | a->end = a->base + size; |
5c66303a | 133 | a->next = NULL; |
3d382777 AT |
134 | |
135 | return a; | |
136 | } | |
137 | ||
5c66303a | 138 | static void string_area_free(struct string_area *a) |
3d382777 AT |
139 | { |
140 | struct string_area *next; | |
141 | ||
ebed4c3a | 142 | for (; a; a = next) { |
3d382777 AT |
143 | next = a->next; |
144 | free(a->base); | |
145 | } | |
146 | } | |
147 | ||
5c66303a | 148 | static char *string_area_malloc(struct string_area **ap, int size) |
3d382777 AT |
149 | { |
150 | char *p; | |
151 | struct string_area *a; | |
152 | ||
153 | /* does the request fit into the current space? */ | |
154 | a = *ap; | |
155 | if (a->current + size >= a->end) { | |
156 | /* no; get space, move new string_area to front of the list */ | |
157 | a = string_area_new(size > ARENA_SIZE ? size : ARENA_SIZE); | |
158 | a->next = *ap; | |
159 | *ap = a; | |
160 | } | |
161 | ||
162 | /* have space; do the "allocation." */ | |
163 | p = a->current; | |
164 | a->current += size; | |
165 | return p; | |
166 | } | |
167 | ||
5c66303a | 168 | static char *string_area_strdup(struct string_area **ap, const char *src) |
3d382777 | 169 | { |
ebed4c3a | 170 | char *dest = string_area_malloc(ap, strlen(src) + 1); |
3d382777 AT |
171 | return strcpy(dest, src); |
172 | } | |
f7632fc6 AT |
173 | |
174 | static void list_file_entry(struct file_struct *f) | |
175 | { | |
740819ef | 176 | char perms[11]; |
f7632fc6 | 177 | |
7212be92 DD |
178 | if (!f->basename) |
179 | /* this can happen if duplicate names were removed */ | |
180 | return; | |
181 | ||
740819ef MP |
182 | permstring(perms, f->mode); |
183 | ||
f7632fc6 | 184 | if (preserve_links && S_ISLNK(f->mode)) { |
ebed4c3a MP |
185 | rprintf(FINFO, "%s %11.0f %s %s -> %s\n", |
186 | perms, | |
187 | (double) f->length, timestring(f->modtime), | |
f7632fc6 AT |
188 | f_name(f), f->link); |
189 | } else { | |
ebed4c3a MP |
190 | rprintf(FINFO, "%s %11.0f %s %s\n", |
191 | perms, | |
192 | (double) f->length, timestring(f->modtime), | |
193 | f_name(f)); | |
f7632fc6 AT |
194 | } |
195 | } | |
196 | ||
197 | ||
bd9e9ecc MP |
198 | /** |
199 | * Stat either a symlink or its referent, depending on the settings of | |
200 | * copy_links, copy_unsafe_links, etc. | |
201 | * | |
4e5db0ad MP |
202 | * @retval -1 on error |
203 | * | |
204 | * @retval 0 for success | |
205 | * | |
206 | * @post If @p path is a symlink, then @p linkbuf (of size @c | |
bd9e9ecc | 207 | * MAXPATHLEN) contains the symlink target. |
4e5db0ad MP |
208 | * |
209 | * @post @p buffer contains information about the link or the | |
210 | * referrent as appropriate, if they exist. | |
bd9e9ecc | 211 | **/ |
b7736c79 | 212 | int readlink_stat(const char *path, STRUCT_STAT *buffer, char *linkbuf) |
b5313607 DD |
213 | { |
214 | #if SUPPORT_LINKS | |
b7736c79 | 215 | if (copy_links) |
6f2623fd | 216 | return do_stat(path, buffer); |
b7736c79 | 217 | if (do_lstat(path, buffer) == -1) |
b5313607 | 218 | return -1; |
6f2623fd | 219 | if (S_ISLNK(buffer->st_mode)) { |
b7736c79 | 220 | int l = readlink((char *) path, linkbuf, MAXPATHLEN - 1); |
dbda5fbf | 221 | if (l == -1) |
b5313607 | 222 | return -1; |
6f2623fd | 223 | linkbuf[l] = 0; |
fc638474 DD |
224 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
225 | if (verbose > 1) { | |
dbda5fbf | 226 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
fc638474 DD |
227 | path, linkbuf); |
228 | } | |
6f2623fd | 229 | return do_stat(path, buffer); |
b5313607 DD |
230 | } |
231 | } | |
232 | return 0; | |
233 | #else | |
6f2623fd | 234 | return do_stat(path, buffer); |
b5313607 DD |
235 | #endif |
236 | } | |
237 | ||
6f2623fd | 238 | int link_stat(const char *path, STRUCT_STAT * buffer) |
82306bf6 AT |
239 | { |
240 | #if SUPPORT_LINKS | |
b7736c79 | 241 | if (copy_links) |
6f2623fd | 242 | return do_stat(path, buffer); |
b7736c79 | 243 | return do_lstat(path, buffer); |
82306bf6 | 244 | #else |
6f2623fd | 245 | return do_stat(path, buffer); |
82306bf6 AT |
246 | #endif |
247 | } | |
248 | ||
c627d613 | 249 | /* |
429f9828 WD |
250 | * This function is used to check if a file should be included/excluded |
251 | * from the list of files based on its name and type etc. The value of | |
252 | * exclude_level is set to either SERVER_EXCLUDES or ALL_EXCLUDES. | |
c627d613 | 253 | */ |
429f9828 | 254 | static int check_exclude_file(char *fname, int is_dir, int exclude_level) |
c627d613 | 255 | { |
7d687932 | 256 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
429f9828 WD |
257 | if (exclude_level == NO_EXCLUDES) |
258 | return 0; | |
259 | #endif | |
6931c138 | 260 | if (fname) { |
429f9828 | 261 | /* never exclude '.', even if somebody does --exclude '*' */ |
6931c138 WD |
262 | if (fname[0] == '.' && !fname[1]) |
263 | return 0; | |
264 | /* Handle the -R version of the '.' dir. */ | |
265 | if (fname[0] == '/') { | |
266 | int len = strlen(fname); | |
267 | if (fname[len-1] == '.' && fname[len-2] == '/') | |
268 | return 0; | |
269 | } | |
76e26e10 | 270 | } |
6931c138 WD |
271 | if (server_exclude_list |
272 | && check_exclude(server_exclude_list, fname, is_dir)) | |
429f9828 WD |
273 | return 1; |
274 | if (exclude_level != ALL_EXCLUDES) | |
275 | return 0; | |
276 | if (exclude_list && check_exclude(exclude_list, fname, is_dir)) | |
277 | return 1; | |
6931c138 WD |
278 | if (local_exclude_list |
279 | && check_exclude(local_exclude_list, fname, is_dir)) | |
76e26e10 | 280 | return 1; |
76e26e10 | 281 | return 0; |
c627d613 AT |
282 | } |
283 | ||
284 | /* used by the one_file_system code */ | |
285 | static dev_t filesystem_dev; | |
286 | ||
287 | static void set_filesystem(char *fname) | |
288 | { | |
ebed4c3a MP |
289 | STRUCT_STAT st; |
290 | if (link_stat(fname, &st) != 0) | |
291 | return; | |
292 | filesystem_dev = st.st_dev; | |
c627d613 AT |
293 | } |
294 | ||
295 | ||
b280a1f4 AT |
296 | static int to_wire_mode(mode_t mode) |
297 | { | |
b7736c79 | 298 | if (S_ISLNK(mode) && (_S_IFLNK != 0120000)) |
b280a1f4 | 299 | return (mode & ~(_S_IFMT)) | 0120000; |
ebed4c3a | 300 | return (int) mode; |
b280a1f4 AT |
301 | } |
302 | ||
303 | static mode_t from_wire_mode(int mode) | |
304 | { | |
b7736c79 | 305 | if ((mode & (_S_IFMT)) == 0120000 && (_S_IFLNK != 0120000)) |
efe3037c | 306 | return (mode & ~(_S_IFMT)) | _S_IFLNK; |
ebed4c3a | 307 | return (mode_t) mode; |
b280a1f4 AT |
308 | } |
309 | ||
310 | ||
ebed4c3a | 311 | static void send_directory(int f, struct file_list *flist, char *dir); |
c627d613 | 312 | |
3a6a366f | 313 | static char *flist_dir; |
c627d613 | 314 | |
3ec4dd97 | 315 | |
d9d6bc52 MP |
316 | /** |
317 | * Make sure @p flist is big enough to hold at least @p flist->count | |
318 | * entries. | |
319 | **/ | |
320 | static void flist_expand(struct file_list *flist) | |
321 | { | |
322 | if (flist->count >= flist->malloced) { | |
2e7d1994 | 323 | void *new_ptr; |
dbda5fbf | 324 | |
d9d6bc52 MP |
325 | if (flist->malloced < 1000) |
326 | flist->malloced += 1000; | |
327 | else | |
328 | flist->malloced *= 2; | |
2e7d1994 | 329 | |
58cadc86 WD |
330 | if (flist->files) { |
331 | new_ptr = realloc_array(flist->files, | |
332 | struct file_struct *, | |
333 | flist->malloced); | |
334 | } else { | |
335 | new_ptr = new_array(struct file_struct *, | |
336 | flist->malloced); | |
337 | } | |
2e7d1994 | 338 | |
1d5a1da9 | 339 | if (verbose >= 2) { |
1bbd10fe | 340 | rprintf(FINFO, "expand file_list to %.0f bytes, did%s move\n", |
58cadc86 WD |
341 | (double)sizeof(flist->files[0]) |
342 | * flist->malloced, | |
2e7d1994 MP |
343 | (new_ptr == flist->files) ? " not" : ""); |
344 | } | |
dbda5fbf | 345 | |
2e7d1994 MP |
346 | flist->files = (struct file_struct **) new_ptr; |
347 | ||
d9d6bc52 MP |
348 | if (!flist->files) |
349 | out_of_memory("flist_expand"); | |
350 | } | |
351 | } | |
352 | ||
353 | ||
ebed4c3a | 354 | static void send_file_entry(struct file_struct *file, int f, |
1ef00d20 | 355 | unsigned short base_flags) |
c627d613 | 356 | { |
1ef00d20 | 357 | unsigned short flags; |
72914a60 AT |
358 | static time_t last_time; |
359 | static mode_t last_mode; | |
2119a4c4 | 360 | static DEV64_T last_rdev; |
72914a60 AT |
361 | static uid_t last_uid; |
362 | static gid_t last_gid; | |
363 | static char lastname[MAXPATHLEN]; | |
b7736c79 | 364 | char *fname, fbuf[MAXPATHLEN]; |
ebed4c3a | 365 | int l1, l2; |
72914a60 | 366 | |
ebed4c3a MP |
367 | if (f == -1) |
368 | return; | |
72914a60 AT |
369 | |
370 | if (!file) { | |
ebed4c3a | 371 | write_byte(f, 0); |
72914a60 AT |
372 | return; |
373 | } | |
374 | ||
eca2adb4 MP |
375 | io_write_phase = "send_file_entry"; |
376 | ||
b7736c79 | 377 | fname = f_name_to(file, fbuf, sizeof fbuf); |
72914a60 AT |
378 | |
379 | flags = base_flags; | |
380 | ||
ebed4c3a MP |
381 | if (file->mode == last_mode) |
382 | flags |= SAME_MODE; | |
1ef00d20 WD |
383 | else |
384 | last_mode = file->mode; | |
ebed4c3a MP |
385 | if (file->rdev == last_rdev) |
386 | flags |= SAME_RDEV; | |
1ef00d20 WD |
387 | else |
388 | last_rdev = file->rdev; | |
ebed4c3a MP |
389 | if (file->uid == last_uid) |
390 | flags |= SAME_UID; | |
1ef00d20 WD |
391 | else |
392 | last_uid = file->uid; | |
ebed4c3a MP |
393 | if (file->gid == last_gid) |
394 | flags |= SAME_GID; | |
1ef00d20 WD |
395 | else |
396 | last_gid = file->gid; | |
ebed4c3a MP |
397 | if (file->modtime == last_time) |
398 | flags |= SAME_TIME; | |
1ef00d20 WD |
399 | else |
400 | last_time = file->modtime; | |
ebed4c3a MP |
401 | |
402 | for (l1 = 0; | |
403 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); | |
dbda5fbf | 404 | l1++) {} |
72914a60 AT |
405 | l2 = strlen(fname) - l1; |
406 | ||
ebed4c3a MP |
407 | if (l1 > 0) |
408 | flags |= SAME_NAME; | |
409 | if (l2 > 255) | |
410 | flags |= LONG_NAME; | |
72914a60 AT |
411 | |
412 | /* we must make sure we don't send a zero flags byte or the other | |
413 | end will terminate the flist transfer */ | |
1ef00d20 | 414 | if (flags == 0 && !S_ISDIR(last_mode)) |
ebed4c3a MP |
415 | flags |= FLAG_DELETE; |
416 | if (flags == 0) | |
417 | flags |= LONG_NAME; | |
72914a60 | 418 | |
ebed4c3a | 419 | write_byte(f, flags); |
72914a60 | 420 | if (flags & SAME_NAME) |
ebed4c3a | 421 | write_byte(f, l1); |
72914a60 | 422 | if (flags & LONG_NAME) |
ebed4c3a | 423 | write_int(f, l2); |
72914a60 | 424 | else |
ebed4c3a MP |
425 | write_byte(f, l2); |
426 | write_buf(f, fname + l1, l2); | |
72914a60 | 427 | |
ebed4c3a | 428 | write_longint(f, file->length); |
72914a60 | 429 | if (!(flags & SAME_TIME)) |
1ef00d20 | 430 | write_int(f, last_time); |
72914a60 | 431 | if (!(flags & SAME_MODE)) |
1ef00d20 | 432 | write_int(f, to_wire_mode(last_mode)); |
72914a60 | 433 | if (preserve_uid && !(flags & SAME_UID)) { |
1ef00d20 WD |
434 | add_uid(last_uid); |
435 | write_int(f, last_uid); | |
72914a60 AT |
436 | } |
437 | if (preserve_gid && !(flags & SAME_GID)) { | |
1ef00d20 WD |
438 | add_gid(last_gid); |
439 | write_int(f, last_gid); | |
72914a60 | 440 | } |
1ef00d20 | 441 | if (preserve_devices && IS_DEVICE(last_mode) |
ebed4c3a | 442 | && !(flags & SAME_RDEV)) |
1ef00d20 | 443 | write_int(f, last_rdev); |
c627d613 AT |
444 | |
445 | #if SUPPORT_LINKS | |
1ef00d20 | 446 | if (preserve_links && S_ISLNK(last_mode)) { |
ebed4c3a MP |
447 | write_int(f, strlen(file->link)); |
448 | write_buf(f, file->link, strlen(file->link)); | |
72914a60 | 449 | } |
c627d613 AT |
450 | #endif |
451 | ||
dc5ddbcc | 452 | #if SUPPORT_HARD_LINKS |
72914a60 | 453 | if (preserve_hard_links && S_ISREG(file->mode)) { |
d04e9c51 | 454 | if (protocol_version < 26) { |
736a6a29 | 455 | /* 32-bit dev_t and ino_t */ |
ebed4c3a MP |
456 | write_int(f, (int) file->dev); |
457 | write_int(f, (int) file->inode); | |
736a6a29 MP |
458 | } else { |
459 | /* 64-bit dev_t and ino_t */ | |
6abd193f MP |
460 | write_longint(f, file->dev); |
461 | write_longint(f, file->inode); | |
736a6a29 | 462 | } |
72914a60 | 463 | } |
dc5ddbcc AT |
464 | #endif |
465 | ||
72914a60 | 466 | if (always_checksum) { |
b7736c79 | 467 | if (protocol_version < 21) |
ebed4c3a | 468 | write_buf(f, file->sum, 2); |
b7736c79 | 469 | else |
ebed4c3a | 470 | write_buf(f, file->sum, MD4_SUM_LENGTH); |
ebed4c3a | 471 | } |
182dca5c | 472 | |
ebed4c3a MP |
473 | strlcpy(lastname, fname, MAXPATHLEN); |
474 | lastname[MAXPATHLEN - 1] = 0; | |
eca2adb4 MP |
475 | |
476 | io_write_phase = "unknown"; | |
182dca5c AT |
477 | } |
478 | ||
479 | ||
480 | ||
3333ffbd | 481 | static void receive_file_entry(struct file_struct **fptr, |
1ef00d20 | 482 | unsigned short flags, int f) |
182dca5c | 483 | { |
72914a60 AT |
484 | static time_t last_time; |
485 | static mode_t last_mode; | |
2119a4c4 | 486 | static DEV64_T last_rdev; |
72914a60 AT |
487 | static uid_t last_uid; |
488 | static gid_t last_gid; | |
489 | static char lastname[MAXPATHLEN]; | |
490 | char thisname[MAXPATHLEN]; | |
ebed4c3a | 491 | unsigned int l1 = 0, l2 = 0; |
72914a60 AT |
492 | char *p; |
493 | struct file_struct *file; | |
494 | ||
495 | if (flags & SAME_NAME) | |
496 | l1 = read_byte(f); | |
ebed4c3a | 497 | |
72914a60 AT |
498 | if (flags & LONG_NAME) |
499 | l2 = read_int(f); | |
500 | else | |
501 | l2 = read_byte(f); | |
502 | ||
58cadc86 | 503 | file = new(struct file_struct); |
ebed4c3a MP |
504 | if (!file) |
505 | out_of_memory("receive_file_entry"); | |
506 | memset((char *) file, 0, sizeof(*file)); | |
72914a60 AT |
507 | (*fptr) = file; |
508 | ||
ebed4c3a MP |
509 | if (l2 >= MAXPATHLEN - l1) { |
510 | rprintf(FERROR, | |
511 | "overflow: flags=0x%x l1=%d l2=%d lastname=%s\n", | |
d0fd26aa AT |
512 | flags, l1, l2, lastname); |
513 | overflow("receive_file_entry"); | |
514 | } | |
72914a60 | 515 | |
ebed4c3a MP |
516 | strlcpy(thisname, lastname, l1 + 1); |
517 | read_sbuf(f, &thisname[l1], l2); | |
518 | thisname[l1 + l2] = 0; | |
72914a60 | 519 | |
ebed4c3a MP |
520 | strlcpy(lastname, thisname, MAXPATHLEN); |
521 | lastname[MAXPATHLEN - 1] = 0; | |
72914a60 AT |
522 | |
523 | clean_fname(thisname); | |
524 | ||
cb13abfe DD |
525 | if (sanitize_paths) { |
526 | sanitize_path(thisname, NULL); | |
527 | } | |
528 | ||
ebed4c3a | 529 | if ((p = strrchr(thisname, '/'))) { |
72914a60 AT |
530 | static char *lastdir; |
531 | *p = 0; | |
b7736c79 | 532 | if (lastdir && strcmp(thisname, lastdir) == 0) |
72914a60 | 533 | file->dirname = lastdir; |
b7736c79 | 534 | else { |
72914a60 AT |
535 | file->dirname = strdup(thisname); |
536 | lastdir = file->dirname; | |
537 | } | |
ebed4c3a | 538 | file->basename = strdup(p + 1); |
72914a60 AT |
539 | } else { |
540 | file->dirname = NULL; | |
541 | file->basename = strdup(thisname); | |
542 | } | |
543 | ||
ebed4c3a MP |
544 | if (!file->basename) |
545 | out_of_memory("receive_file_entry 1"); | |
72914a60 | 546 | |
72914a60 AT |
547 | file->flags = flags; |
548 | file->length = read_longint(f); | |
1ef00d20 WD |
549 | if (!(flags & SAME_TIME)) |
550 | last_time = (time_t)read_int(f); | |
551 | file->modtime = last_time; | |
552 | if (!(flags & SAME_MODE)) | |
553 | last_mode = from_wire_mode(read_int(f)); | |
554 | file->mode = last_mode; | |
555 | ||
556 | if (preserve_uid) { | |
557 | if (!(flags & SAME_UID)) | |
558 | last_uid = (uid_t)read_int(f); | |
559 | file->uid = last_uid; | |
560 | } | |
561 | if (preserve_gid) { | |
562 | if (!(flags & SAME_GID)) | |
563 | last_gid = (gid_t)read_int(f); | |
564 | file->gid = last_gid; | |
565 | } | |
566 | if (preserve_devices) { | |
567 | if (IS_DEVICE(last_mode)) { | |
568 | if (!(flags & SAME_RDEV)) | |
569 | last_rdev = (DEV64_T)read_int(f); | |
570 | file->rdev = last_rdev; | |
571 | } | |
572 | else | |
573 | last_rdev = 0; | |
b7736c79 | 574 | } |
72914a60 | 575 | |
1ef00d20 | 576 | if (preserve_links && S_ISLNK(last_mode)) { |
72914a60 | 577 | int l = read_int(f); |
9dd891bb | 578 | if (l < 0) { |
ebed4c3a | 579 | rprintf(FERROR, "overflow: l=%d\n", l); |
9dd891bb MP |
580 | overflow("receive_file_entry"); |
581 | } | |
58cadc86 | 582 | file->link = new_array(char, l + 1); |
ebed4c3a MP |
583 | if (!file->link) |
584 | out_of_memory("receive_file_entry 2"); | |
585 | read_sbuf(f, file->link, l); | |
b7736c79 | 586 | if (sanitize_paths) |
cb13abfe | 587 | sanitize_path(file->link, file->dirname); |
72914a60 | 588 | } |
dc5ddbcc | 589 | #if SUPPORT_HARD_LINKS |
72914a60 | 590 | if (preserve_hard_links && S_ISREG(file->mode)) { |
d04e9c51 | 591 | if (protocol_version < 26) { |
736a6a29 MP |
592 | file->dev = read_int(f); |
593 | file->inode = read_int(f); | |
594 | } else { | |
595 | file->dev = read_longint(f); | |
596 | file->inode = read_longint(f); | |
597 | } | |
72914a60 | 598 | } |
dc5ddbcc | 599 | #endif |
ebed4c3a | 600 | |
72914a60 | 601 | if (always_checksum) { |
58cadc86 | 602 | file->sum = new_array(char, MD4_SUM_LENGTH); |
ebed4c3a MP |
603 | if (!file->sum) |
604 | out_of_memory("md4 sum"); | |
b7736c79 | 605 | if (protocol_version < 21) |
ebed4c3a | 606 | read_buf(f, file->sum, 2); |
b7736c79 | 607 | else |
ebed4c3a | 608 | read_buf(f, file->sum, MD4_SUM_LENGTH); |
72914a60 | 609 | } |
ebed4c3a | 610 | |
72914a60 AT |
611 | if (!preserve_perms) { |
612 | extern int orig_umask; | |
613 | /* set an appropriate set of permissions based on original | |
614 | permissions and umask. This emulates what GNU cp does */ | |
615 | file->mode &= ~orig_umask; | |
616 | } | |
c627d613 AT |
617 | } |
618 | ||
619 | ||
0c5f37d9 AT |
620 | /* determine if a file in a different filesstem should be skipped |
621 | when one_file_system is set. We bascally only want to include | |
622 | the mount points - but they can be hard to find! */ | |
ebed4c3a | 623 | static int skip_filesystem(char *fname, STRUCT_STAT * st) |
0c5f37d9 | 624 | { |
bcacc18b | 625 | STRUCT_STAT st2; |
0c5f37d9 AT |
626 | char *p = strrchr(fname, '/'); |
627 | ||
628 | /* skip all but directories */ | |
ebed4c3a MP |
629 | if (!S_ISDIR(st->st_mode)) |
630 | return 1; | |
0c5f37d9 AT |
631 | |
632 | /* if its not a subdirectory then allow */ | |
ebed4c3a MP |
633 | if (!p) |
634 | return 0; | |
0c5f37d9 AT |
635 | |
636 | *p = 0; | |
637 | if (link_stat(fname, &st2)) { | |
638 | *p = '/'; | |
639 | return 0; | |
640 | } | |
641 | *p = '/'; | |
ebed4c3a | 642 | |
0c5f37d9 AT |
643 | return (st2.st_dev != filesystem_dev); |
644 | } | |
4fe159a8 | 645 | |
3d382777 | 646 | #define STRDUP(ap, p) (ap ? string_area_strdup(ap, p) : strdup(p)) |
87a819ed MP |
647 | /* IRIX cc cares that the operands to the ternary have the same type. */ |
648 | #define MALLOC(ap, i) (ap ? (void*) string_area_malloc(ap, i) : malloc(i)) | |
3d382777 | 649 | |
db719fb0 MP |
650 | /** |
651 | * Create a file_struct for a named file by reading its stat() | |
652 | * information and performing extensive checks against global | |
653 | * options. | |
654 | * | |
655 | * @return the new file, or NULL if there was an error or this file | |
656 | * should be excluded. | |
657 | * | |
658 | * @todo There is a small optimization opportunity here to avoid | |
659 | * stat()ing the file in some circumstances, which has a certain cost. | |
660 | * We are called immediately after doing readdir(), and so we may | |
661 | * already know the d_type of the file. We could for example avoid | |
662 | * statting directories if we're not recursing, but this is not a very | |
663 | * important case. Some systems may not have d_type. | |
664 | **/ | |
429f9828 WD |
665 | struct file_struct *make_file(char *fname, struct string_area **ap, |
666 | int exclude_level) | |
c627d613 | 667 | { |
3ec4dd97 | 668 | struct file_struct *file; |
bcacc18b | 669 | STRUCT_STAT st; |
3ec4dd97 AT |
670 | char sum[SUM_LENGTH]; |
671 | char *p; | |
672 | char cleaned_name[MAXPATHLEN]; | |
b5313607 | 673 | char linkbuf[MAXPATHLEN]; |
ac1a0994 | 674 | extern int module_id; |
3ec4dd97 | 675 | |
37f9805d | 676 | strlcpy(cleaned_name, fname, MAXPATHLEN); |
ebed4c3a | 677 | cleaned_name[MAXPATHLEN - 1] = 0; |
3ec4dd97 | 678 | clean_fname(cleaned_name); |
b7736c79 | 679 | if (sanitize_paths) |
cb13abfe | 680 | sanitize_path(cleaned_name, NULL); |
3ec4dd97 AT |
681 | fname = cleaned_name; |
682 | ||
ebed4c3a | 683 | memset(sum, 0, SUM_LENGTH); |
3ec4dd97 | 684 | |
ebed4c3a | 685 | if (readlink_stat(fname, &st, linkbuf) != 0) { |
76e26e10 | 686 | int save_errno = errno; |
429f9828 | 687 | if (errno == ENOENT && exclude_level != NO_EXCLUDES) { |
dbda5fbf | 688 | /* either symlink pointing nowhere or file that |
1b85e3f1 DD |
689 | * was removed during rsync run; see if excluded |
690 | * before reporting an error */ | |
429f9828 | 691 | if (check_exclude_file(fname, 0, exclude_level)) { |
76e26e10 DD |
692 | /* file is excluded anyway, ignore silently */ |
693 | return NULL; | |
694 | } | |
695 | } | |
06c28400 | 696 | io_error |= IOERR_GENERAL; |
ea42541f WD |
697 | rprintf(FERROR, "readlink %s failed: %s\n", |
698 | full_fname(fname), strerror(save_errno)); | |
3ec4dd97 AT |
699 | return NULL; |
700 | } | |
c627d613 | 701 | |
429f9828 WD |
702 | /* backup.c calls us with exclude_level set to NO_EXCLUDES. */ |
703 | if (exclude_level == NO_EXCLUDES) | |
ebed4c3a | 704 | goto skip_excludes; |
ac1a0994 | 705 | |
24d0fcde | 706 | if (S_ISDIR(st.st_mode) && !recurse && !files_from) { |
ebed4c3a | 707 | rprintf(FINFO, "skipping directory %s\n", fname); |
3ec4dd97 AT |
708 | return NULL; |
709 | } | |
ebed4c3a | 710 | |
0c5f37d9 AT |
711 | if (one_file_system && st.st_dev != filesystem_dev) { |
712 | if (skip_filesystem(fname, &st)) | |
713 | return NULL; | |
714 | } | |
ebed4c3a | 715 | |
429f9828 | 716 | if (check_exclude_file(fname, S_ISDIR(st.st_mode) != 0, exclude_level)) |
76e26e10 DD |
717 | return NULL; |
718 | ||
ebed4c3a | 719 | if (lp_ignore_nonreadable(module_id) && access(fname, R_OK) != 0) |
ac1a0994 AT |
720 | return NULL; |
721 | ||
ebed4c3a | 722 | skip_excludes: |
ac1a0994 | 723 | |
3ec4dd97 | 724 | if (verbose > 2) |
429f9828 | 725 | rprintf(FINFO, "make_file(%s,*,%d)\n", fname, exclude_level); |
ebed4c3a | 726 | |
58cadc86 | 727 | file = new(struct file_struct); |
ebed4c3a MP |
728 | if (!file) |
729 | out_of_memory("make_file"); | |
730 | memset((char *) file, 0, sizeof(*file)); | |
3ec4dd97 | 731 | |
ebed4c3a | 732 | if ((p = strrchr(fname, '/'))) { |
3ec4dd97 AT |
733 | static char *lastdir; |
734 | *p = 0; | |
b7736c79 | 735 | if (lastdir && strcmp(fname, lastdir) == 0) |
3ec4dd97 | 736 | file->dirname = lastdir; |
b7736c79 | 737 | else { |
a20aa42a | 738 | file->dirname = strdup(fname); |
3ec4dd97 AT |
739 | lastdir = file->dirname; |
740 | } | |
ebed4c3a | 741 | file->basename = STRDUP(ap, p + 1); |
3ec4dd97 AT |
742 | *p = '/'; |
743 | } else { | |
744 | file->dirname = NULL; | |
3d382777 | 745 | file->basename = STRDUP(ap, fname); |
3ec4dd97 | 746 | } |
c627d613 | 747 | |
3ec4dd97 AT |
748 | file->modtime = st.st_mtime; |
749 | file->length = st.st_size; | |
750 | file->mode = st.st_mode; | |
751 | file->uid = st.st_uid; | |
752 | file->gid = st.st_gid; | |
753 | file->dev = st.st_dev; | |
754 | file->inode = st.st_ino; | |
5f78da20 | 755 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
3ec4dd97 | 756 | file->rdev = st.st_rdev; |
c627d613 AT |
757 | #endif |
758 | ||
759 | #if SUPPORT_LINKS | |
b7736c79 | 760 | if (S_ISLNK(st.st_mode)) |
3d382777 | 761 | file->link = STRDUP(ap, linkbuf); |
c627d613 AT |
762 | #endif |
763 | ||
1250f24e | 764 | if (always_checksum) { |
ebed4c3a MP |
765 | file->sum = (char *) MALLOC(ap, MD4_SUM_LENGTH); |
766 | if (!file->sum) | |
767 | out_of_memory("md4 sum"); | |
1250f24e AT |
768 | /* drat. we have to provide a null checksum for non-regular |
769 | files in order to be compatible with earlier versions | |
770 | of rsync */ | |
771 | if (S_ISREG(st.st_mode)) { | |
ebed4c3a | 772 | file_checksum(fname, file->sum, st.st_size); |
1250f24e AT |
773 | } else { |
774 | memset(file->sum, 0, MD4_SUM_LENGTH); | |
775 | } | |
ebed4c3a | 776 | } |
c627d613 | 777 | |
3ec4dd97 AT |
778 | if (flist_dir) { |
779 | static char *lastdir; | |
b7736c79 | 780 | if (lastdir && strcmp(lastdir, flist_dir) == 0) |
3ec4dd97 | 781 | file->basedir = lastdir; |
b7736c79 | 782 | else { |
a20aa42a | 783 | file->basedir = strdup(flist_dir); |
3ec4dd97 AT |
784 | lastdir = file->basedir; |
785 | } | |
b7736c79 | 786 | } else |
3ec4dd97 | 787 | file->basedir = NULL; |
c627d613 | 788 | |
3ec4dd97 | 789 | if (!S_ISDIR(st.st_mode)) |
a800434a | 790 | stats.total_size += st.st_size; |
c627d613 | 791 | |
3ec4dd97 | 792 | return file; |
c627d613 AT |
793 | } |
794 | ||
795 | ||
ebed4c3a | 796 | void send_file_name(int f, struct file_list *flist, char *fname, |
1ef00d20 | 797 | int recursive, unsigned short base_flags) |
c627d613 | 798 | { |
ebed4c3a | 799 | struct file_struct *file; |
b7736c79 | 800 | char fbuf[MAXPATHLEN]; |
429f9828 | 801 | extern int delete_excluded; |
ebed4c3a | 802 | |
429f9828 WD |
803 | /* f is set to -1 when calculating deletion file list */ |
804 | file = make_file(fname, &flist->string_area, | |
805 | f == -1 && delete_excluded? SERVER_EXCLUDES | |
806 | : ALL_EXCLUDES); | |
ebed4c3a MP |
807 | |
808 | if (!file) | |
809 | return; | |
810 | ||
db719fb0 | 811 | maybe_emit_filelist_progress(flist); |
ebed4c3a | 812 | |
d9d6bc52 | 813 | flist_expand(flist); |
ebed4c3a | 814 | |
64c3523a | 815 | if (write_batch) |
1ef00d20 | 816 | file->flags |= FLAG_DELETE; |
ebed4c3a | 817 | |
c120ff37 | 818 | if (file->basename[0]) { |
ebed4c3a MP |
819 | flist->files[flist->count++] = file; |
820 | send_file_entry(file, f, base_flags); | |
821 | } | |
822 | ||
823 | if (S_ISDIR(file->mode) && recursive) { | |
824 | struct exclude_struct **last_exclude_list = | |
825 | local_exclude_list; | |
b7736c79 | 826 | send_directory(f, flist, f_name_to(file, fbuf, sizeof fbuf)); |
ebed4c3a MP |
827 | local_exclude_list = last_exclude_list; |
828 | return; | |
829 | } | |
c627d613 AT |
830 | } |
831 | ||
832 | ||
ebed4c3a | 833 | static void send_directory(int f, struct file_list *flist, char *dir) |
c627d613 | 834 | { |
3ec4dd97 AT |
835 | DIR *d; |
836 | struct dirent *di; | |
837 | char fname[MAXPATHLEN]; | |
838 | int l; | |
839 | char *p; | |
840 | ||
841 | d = opendir(dir); | |
842 | if (!d) { | |
06c28400 | 843 | io_error |= IOERR_GENERAL; |
ea42541f WD |
844 | rprintf(FERROR, "opendir %s failed: %s\n", |
845 | full_fname(dir), strerror(errno)); | |
3ec4dd97 AT |
846 | return; |
847 | } | |
c627d613 | 848 | |
ebed4c3a | 849 | strlcpy(fname, dir, MAXPATHLEN); |
3ec4dd97 | 850 | l = strlen(fname); |
ebed4c3a MP |
851 | if (fname[l - 1] != '/') { |
852 | if (l == MAXPATHLEN - 1) { | |
06c28400 | 853 | io_error |= IOERR_GENERAL; |
ea42541f WD |
854 | rprintf(FERROR, "skipping long-named directory: %s\n", |
855 | full_fname(fname)); | |
3ec4dd97 AT |
856 | closedir(d); |
857 | return; | |
858 | } | |
ebed4c3a | 859 | strlcat(fname, "/", MAXPATHLEN); |
3ec4dd97 AT |
860 | l++; |
861 | } | |
862 | p = fname + strlen(fname); | |
c627d613 | 863 | |
3d913675 AT |
864 | local_exclude_list = NULL; |
865 | ||
3ec4dd97 | 866 | if (cvs_exclude) { |
ebed4c3a MP |
867 | if (strlen(fname) + strlen(".cvsignore") <= MAXPATHLEN - 1) { |
868 | strcpy(p, ".cvsignore"); | |
429f9828 | 869 | add_exclude_file(&exclude_list,fname,MISSING_OK,ADD_EXCLUDE); |
3ec4dd97 | 870 | } else { |
06c28400 | 871 | io_error |= IOERR_GENERAL; |
ebed4c3a MP |
872 | rprintf(FINFO, |
873 | "cannot cvs-exclude in long-named directory %s\n", | |
ea42541f | 874 | full_fname(fname)); |
3ec4dd97 | 875 | } |
ebed4c3a MP |
876 | } |
877 | ||
6a7cc46c | 878 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 879 | char *dname = d_name(di); |
6a7cc46c S |
880 | if (dname[0] == '.' && (dname[1] == '\0' |
881 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 882 | continue; |
ebed4c3a MP |
883 | strlcpy(p, dname, MAXPATHLEN - l); |
884 | send_file_name(f, flist, fname, recurse, 0); | |
3ec4dd97 | 885 | } |
6a7cc46c | 886 | if (errno) { |
06c28400 | 887 | io_error |= IOERR_GENERAL; |
6a7cc46c S |
888 | rprintf(FERROR, "readdir(%s): (%d) %s\n", |
889 | dir, errno, strerror(errno)); | |
890 | } | |
c627d613 | 891 | |
429f9828 WD |
892 | if (local_exclude_list) |
893 | free_exclude_list(&local_exclude_list); /* Zeros pointer too */ | |
3d913675 | 894 | |
3ec4dd97 | 895 | closedir(d); |
c627d613 AT |
896 | } |
897 | ||
898 | ||
c4fea82f | 899 | /** |
429f9828 WD |
900 | * The delete_files() function in receiver.c sets f to -1 so that we just |
901 | * construct the file list in memory without sending it over the wire. It | |
902 | * also has the side-effect of ignoring user-excludes if delete_excluded | |
903 | * is set (so that the delete list includes user-excluded files). | |
c4fea82f | 904 | **/ |
ebed4c3a | 905 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 906 | { |
24d0fcde | 907 | int l; |
bcacc18b | 908 | STRUCT_STAT st; |
ebed4c3a MP |
909 | char *p, *dir, *olddir; |
910 | char lastpath[MAXPATHLEN] = ""; | |
649d65ed | 911 | struct file_list *flist; |
a800434a | 912 | int64 start_write; |
24d0fcde | 913 | int use_ff_fd = 0; |
649d65ed | 914 | |
1bbd10fe DD |
915 | if (show_filelist_p() && f != -1) |
916 | start_filelist_progress("building file list"); | |
c627d613 | 917 | |
a800434a AT |
918 | start_write = stats.total_written; |
919 | ||
3d382777 | 920 | flist = flist_new(); |
c627d613 | 921 | |
d6dead6b | 922 | if (f != -1) { |
76c21947 | 923 | io_start_buffering_out(f); |
24d0fcde WD |
924 | if (filesfrom_fd >= 0) { |
925 | if (argv[0] && !push_dir(argv[0], 0)) { | |
ea42541f WD |
926 | rprintf(FERROR, "push_dir %s failed: %s\n", |
927 | full_fname(argv[0]), strerror(errno)); | |
24d0fcde WD |
928 | exit_cleanup(RERR_FILESELECT); |
929 | } | |
930 | use_ff_fd = 1; | |
931 | } | |
d6dead6b AT |
932 | } |
933 | ||
24d0fcde | 934 | while (1) { |
fc638474 DD |
935 | char fname2[MAXPATHLEN]; |
936 | char *fname = fname2; | |
c627d613 | 937 | |
24d0fcde WD |
938 | if (use_ff_fd) { |
939 | if (read_filesfrom_line(filesfrom_fd, fname) == 0) | |
940 | break; | |
941 | sanitize_path(fname, NULL); | |
942 | } else { | |
943 | if (argc-- == 0) | |
944 | break; | |
945 | strlcpy(fname, *argv++, MAXPATHLEN); | |
946 | if (sanitize_paths) | |
947 | sanitize_path(fname, NULL); | |
948 | } | |
c627d613 | 949 | |
649d65ed | 950 | l = strlen(fname); |
6931c138 WD |
951 | if (fname[l - 1] == '/') { |
952 | if (l == 2 && fname[0] == '.') { | |
953 | /* Turn "./" into just "." rather than "./." */ | |
954 | fname[1] = '\0'; | |
53f821f1 | 955 | } else { |
ebed4c3a | 956 | strlcat(fname, ".", MAXPATHLEN); |
53f821f1 | 957 | } |
649d65ed | 958 | } |
c627d613 | 959 | |
ebed4c3a | 960 | if (link_stat(fname, &st) != 0) { |
f76933b1 | 961 | if (f != -1) { |
06c28400 | 962 | io_error |= IOERR_GENERAL; |
ea42541f WD |
963 | rprintf(FERROR, "link_stat %s failed: %s\n", |
964 | full_fname(fname), strerror(errno)); | |
f76933b1 | 965 | } |
649d65ed AT |
966 | continue; |
967 | } | |
c627d613 | 968 | |
24d0fcde | 969 | if (S_ISDIR(st.st_mode) && !recurse && !files_from) { |
ebed4c3a | 970 | rprintf(FINFO, "skipping directory %s\n", fname); |
649d65ed AT |
971 | continue; |
972 | } | |
c627d613 | 973 | |
649d65ed | 974 | dir = NULL; |
2bca43f6 | 975 | olddir = NULL; |
649d65ed AT |
976 | |
977 | if (!relative_paths) { | |
ebed4c3a | 978 | p = strrchr(fname, '/'); |
649d65ed AT |
979 | if (p) { |
980 | *p = 0; | |
ebed4c3a | 981 | if (p == fname) |
649d65ed AT |
982 | dir = "/"; |
983 | else | |
ebed4c3a MP |
984 | dir = fname; |
985 | fname = p + 1; | |
649d65ed | 986 | } |
24d0fcde | 987 | } else if (f != -1 && implied_dirs && (p=strrchr(fname,'/')) && p != fname) { |
649d65ed AT |
988 | /* this ensures we send the intermediate directories, |
989 | thus getting their permissions right */ | |
2154309a | 990 | char *lp = lastpath, *fn = fname, *slash = fname; |
649d65ed | 991 | *p = 0; |
2154309a WD |
992 | /* Skip any initial directories in our path that we |
993 | * have in common with lastpath. */ | |
994 | while (*fn && *lp == *fn) { | |
995 | if (*fn == '/') | |
996 | slash = fn; | |
997 | lp++, fn++; | |
998 | } | |
999 | *p = '/'; | |
1000 | if (fn != p || (*lp && *lp != '/')) { | |
1001 | int copy_links_saved = copy_links; | |
1002 | int recurse_saved = recurse; | |
1003 | copy_links = copy_unsafe_links; | |
1004 | /* set recurse to 1 to prevent make_file | |
1005 | * from ignoring directory, but still | |
1006 | * turn off the recursive parameter to | |
1007 | * send_file_name */ | |
1008 | recurse = 1; | |
1009 | while ((slash = strchr(slash+1, '/')) != 0) { | |
1010 | *slash = 0; | |
1011 | send_file_name(f, flist, fname, 0, 0); | |
1012 | *slash = '/'; | |
649d65ed | 1013 | } |
2154309a WD |
1014 | copy_links = copy_links_saved; |
1015 | recurse = recurse_saved; | |
1016 | *p = 0; | |
1017 | strlcpy(lastpath, fname, sizeof lastpath); | |
649d65ed AT |
1018 | *p = '/'; |
1019 | } | |
1020 | } | |
ebed4c3a | 1021 | |
649d65ed AT |
1022 | if (!*fname) |
1023 | fname = "."; | |
ebed4c3a | 1024 | |
649d65ed | 1025 | if (dir && *dir) { |
2bca43f6 | 1026 | olddir = push_dir(dir, 1); |
5243c216 AT |
1027 | |
1028 | if (!olddir) { | |
06c28400 | 1029 | io_error |= IOERR_GENERAL; |
ea42541f WD |
1030 | rprintf(FERROR, "push_dir %s failed: %s\n", |
1031 | full_fname(dir), strerror(errno)); | |
649d65ed AT |
1032 | continue; |
1033 | } | |
5243c216 | 1034 | |
649d65ed | 1035 | flist_dir = dir; |
2bca43f6 | 1036 | } |
ebed4c3a | 1037 | |
2bca43f6 DD |
1038 | if (one_file_system) |
1039 | set_filesystem(fname); | |
1040 | ||
ebed4c3a | 1041 | send_file_name(f, flist, fname, recurse, FLAG_DELETE); |
2bca43f6 DD |
1042 | |
1043 | if (olddir != NULL) { | |
649d65ed | 1044 | flist_dir = NULL; |
5243c216 | 1045 | if (pop_dir(olddir) != 0) { |
ea42541f WD |
1046 | rprintf(FERROR, "pop_dir %s failed: %s\n", |
1047 | full_fname(dir), strerror(errno)); | |
65417579 | 1048 | exit_cleanup(RERR_FILESELECT); |
649d65ed | 1049 | } |
649d65ed | 1050 | } |
649d65ed | 1051 | } |
dc5ddbcc | 1052 | |
b7736c79 | 1053 | if (f != -1) |
ebed4c3a | 1054 | send_file_entry(NULL, f, 0); |
c627d613 | 1055 | |
b7736c79 | 1056 | if (show_filelist_p() && f != -1) |
1bbd10fe | 1057 | finish_filelist_progress(flist); |
ebed4c3a | 1058 | |
827c37f6 | 1059 | clean_flist(flist, 0, 0); |
ebed4c3a | 1060 | |
649d65ed | 1061 | /* now send the uid/gid list. This was introduced in protocol |
ebed4c3a | 1062 | version 15 */ |
b7736c79 | 1063 | if (f != -1) |
649d65ed | 1064 | send_uid_list(f); |
f6c34742 | 1065 | |
91c4da3f S |
1066 | /* send the io_error flag */ |
1067 | if (f != -1) { | |
cda2ae84 | 1068 | extern int module_id; |
ebed4c3a | 1069 | write_int(f, lp_ignore_errors(module_id) ? 0 : io_error); |
6ba9279f AT |
1070 | } |
1071 | ||
d6dead6b | 1072 | if (f != -1) { |
a261989c | 1073 | io_end_buffering(); |
a800434a AT |
1074 | stats.flist_size = stats.total_written - start_write; |
1075 | stats.num_files = flist->count; | |
64c3523a | 1076 | if (write_batch) |
ebed4c3a | 1077 | write_batch_flist_info(flist->count, flist->files); |
d6dead6b AT |
1078 | } |
1079 | ||
17faa41c | 1080 | if (verbose > 2) |
ebed4c3a | 1081 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 1082 | |
649d65ed | 1083 | return flist; |
c627d613 AT |
1084 | } |
1085 | ||
1086 | ||
1087 | struct file_list *recv_file_list(int f) | |
1088 | { | |
ebed4c3a | 1089 | struct file_list *flist; |
1ef00d20 | 1090 | unsigned short flags; |
ebed4c3a MP |
1091 | int64 start_read; |
1092 | extern int list_only; | |
c627d613 | 1093 | |
1bbd10fe DD |
1094 | if (show_filelist_p()) |
1095 | start_filelist_progress("receiving file list"); | |
c627d613 | 1096 | |
ebed4c3a | 1097 | start_read = stats.total_read; |
a800434a | 1098 | |
58cadc86 | 1099 | flist = new(struct file_list); |
ebed4c3a MP |
1100 | if (!flist) |
1101 | goto oom; | |
c627d613 | 1102 | |
ebed4c3a MP |
1103 | flist->count = 0; |
1104 | flist->malloced = 1000; | |
58cadc86 | 1105 | flist->files = new_array(struct file_struct *, flist->malloced); |
ebed4c3a MP |
1106 | if (!flist->files) |
1107 | goto oom; | |
c627d613 AT |
1108 | |
1109 | ||
1ef00d20 | 1110 | while ((flags = read_byte(f)) != 0) { |
5d2c5c4c | 1111 | int i = flist->count; |
dbda5fbf | 1112 | |
d9d6bc52 | 1113 | flist_expand(flist); |
c627d613 | 1114 | |
ebed4c3a | 1115 | receive_file_entry(&flist->files[i], flags, f); |
c627d613 | 1116 | |
ebed4c3a MP |
1117 | if (S_ISREG(flist->files[i]->mode)) |
1118 | stats.total_size += flist->files[i]->length; | |
c627d613 | 1119 | |
ebed4c3a | 1120 | flist->count++; |
c627d613 | 1121 | |
db719fb0 | 1122 | maybe_emit_filelist_progress(flist); |
1bbd10fe | 1123 | |
8018edd3 | 1124 | if (verbose > 2) { |
ebed4c3a MP |
1125 | rprintf(FINFO, "recv_file_name(%s)\n", |
1126 | f_name(flist->files[i])); | |
8018edd3 | 1127 | } |
ebed4c3a | 1128 | } |
c627d613 AT |
1129 | |
1130 | ||
ebed4c3a MP |
1131 | if (verbose > 2) |
1132 | rprintf(FINFO, "received %d names\n", flist->count); | |
c627d613 | 1133 | |
827c37f6 | 1134 | clean_flist(flist, relative_paths, 1); |
c627d613 | 1135 | |
b7736c79 | 1136 | if (show_filelist_p()) |
1bbd10fe | 1137 | finish_filelist_progress(flist); |
a06d19e3 | 1138 | |
ebed4c3a | 1139 | /* now recv the uid/gid list. This was introduced in protocol version 15 */ |
b7736c79 | 1140 | if (f != -1) |
ebed4c3a | 1141 | recv_uid_list(f, flist); |
f6c34742 | 1142 | |
91c4da3f S |
1143 | /* recv the io_error flag */ |
1144 | if (f != -1 && !read_batch) { /* dw-added readbatch */ | |
ebed4c3a MP |
1145 | extern int module_id; |
1146 | extern int ignore_errors; | |
b7736c79 | 1147 | if (lp_ignore_errors(module_id) || ignore_errors) |
ebed4c3a | 1148 | read_int(f); |
b7736c79 | 1149 | else |
ebed4c3a | 1150 | io_error |= read_int(f); |
ebed4c3a | 1151 | } |
6ba9279f | 1152 | |
ebed4c3a MP |
1153 | if (list_only) { |
1154 | int i; | |
b7736c79 | 1155 | for (i = 0; i < flist->count; i++) |
ebed4c3a | 1156 | list_file_entry(flist->files[i]); |
ebed4c3a | 1157 | } |
f7632fc6 AT |
1158 | |
1159 | ||
ebed4c3a MP |
1160 | if (verbose > 2) |
1161 | rprintf(FINFO, "recv_file_list done\n"); | |
17faa41c | 1162 | |
ebed4c3a MP |
1163 | stats.flist_size = stats.total_read - start_read; |
1164 | stats.num_files = flist->count; | |
a800434a | 1165 | |
ebed4c3a | 1166 | return flist; |
c627d613 | 1167 | |
ebed4c3a MP |
1168 | oom: |
1169 | out_of_memory("recv_file_list"); | |
1170 | return NULL; /* not reached */ | |
c627d613 AT |
1171 | } |
1172 | ||
1173 | ||
fa45cda1 | 1174 | int file_compare(struct file_struct **file1, struct file_struct **file2) |
c627d613 | 1175 | { |
fa45cda1 S |
1176 | struct file_struct *f1 = *file1; |
1177 | struct file_struct *f2 = *file2; | |
1178 | ||
1179 | if (!f1->basename && !f2->basename) | |
ebed4c3a | 1180 | return 0; |
fa45cda1 | 1181 | if (!f1->basename) |
ebed4c3a | 1182 | return -1; |
fa45cda1 | 1183 | if (!f2->basename) |
ebed4c3a | 1184 | return 1; |
fa45cda1 S |
1185 | if (f1->dirname == f2->dirname) |
1186 | return u_strcmp(f1->basename, f2->basename); | |
1187 | return f_name_cmp(f1, f2); | |
c627d613 AT |
1188 | } |
1189 | ||
1190 | ||
ebed4c3a | 1191 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 1192 | { |
ebed4c3a | 1193 | int low = 0, high = flist->count - 1; |
d966ee25 | 1194 | |
ca23c51a WD |
1195 | while (high >= 0 && !flist->files[high]->basename) high--; |
1196 | ||
1197 | if (high < 0) | |
ebed4c3a | 1198 | return -1; |
d966ee25 AT |
1199 | |
1200 | while (low != high) { | |
ebed4c3a | 1201 | int mid = (low + high) / 2; |
b7736c79 | 1202 | int ret = file_compare(&flist->files[flist_up(flist, mid)],&f); |
ebed4c3a MP |
1203 | if (ret == 0) |
1204 | return flist_up(flist, mid); | |
b7736c79 | 1205 | if (ret > 0) |
ebed4c3a | 1206 | high = mid; |
b7736c79 | 1207 | else |
ebed4c3a | 1208 | low = mid + 1; |
d966ee25 AT |
1209 | } |
1210 | ||
ebed4c3a MP |
1211 | if (file_compare(&flist->files[flist_up(flist, low)], &f) == 0) |
1212 | return flist_up(flist, low); | |
d966ee25 | 1213 | return -1; |
c627d613 AT |
1214 | } |
1215 | ||
1216 | ||
3ec4dd97 AT |
1217 | /* |
1218 | * free up one file | |
1219 | */ | |
66203a98 | 1220 | void free_file(struct file_struct *file) |
c627d613 | 1221 | { |
ebed4c3a MP |
1222 | if (!file) |
1223 | return; | |
1224 | if (file->basename) | |
1225 | free(file->basename); | |
1226 | if (file->link) | |
1227 | free(file->link); | |
1228 | if (file->sum) | |
1229 | free(file->sum); | |
3d382777 | 1230 | *file = null_file; |
3ec4dd97 | 1231 | } |
c627d613 | 1232 | |
c627d613 | 1233 | |
3d382777 AT |
1234 | /* |
1235 | * allocate a new file list | |
1236 | */ | |
1e34e4b7 | 1237 | struct file_list *flist_new(void) |
3d382777 AT |
1238 | { |
1239 | struct file_list *flist; | |
1240 | ||
58cadc86 | 1241 | flist = new(struct file_list); |
ebed4c3a MP |
1242 | if (!flist) |
1243 | out_of_memory("send_file_list"); | |
3d382777 | 1244 | |
ebed4c3a | 1245 | flist->count = 0; |
d9d6bc52 MP |
1246 | flist->malloced = 0; |
1247 | flist->files = NULL; | |
1248 | ||
3d382777 AT |
1249 | #if ARENA_SIZE > 0 |
1250 | flist->string_area = string_area_new(0); | |
1251 | #else | |
5c66303a | 1252 | flist->string_area = NULL; |
3d382777 AT |
1253 | #endif |
1254 | return flist; | |
1255 | } | |
ebed4c3a | 1256 | |
3ec4dd97 AT |
1257 | /* |
1258 | * free up all elements in a flist | |
1259 | */ | |
1260 | void flist_free(struct file_list *flist) | |
1261 | { | |
1262 | int i; | |
ebed4c3a | 1263 | for (i = 1; i < flist->count; i++) { |
3d382777 AT |
1264 | if (!flist->string_area) |
1265 | free_file(flist->files[i]); | |
649d65ed | 1266 | free(flist->files[i]); |
ebed4c3a | 1267 | } |
d9d6bc52 MP |
1268 | /* FIXME: I don't think we generally need to blank the flist |
1269 | * since it's about to be freed. This will just cause more | |
1270 | * memory traffic. If you want a freed-memory debugger, you | |
1271 | * know where to get it. */ | |
ebed4c3a MP |
1272 | memset((char *) flist->files, 0, |
1273 | sizeof(flist->files[0]) * flist->count); | |
3ec4dd97 | 1274 | free(flist->files); |
3d382777 AT |
1275 | if (flist->string_area) |
1276 | string_area_free(flist->string_area); | |
ebed4c3a | 1277 | memset((char *) flist, 0, sizeof(*flist)); |
3ec4dd97 | 1278 | free(flist); |
c627d613 AT |
1279 | } |
1280 | ||
1281 | ||
1282 | /* | |
1283 | * This routine ensures we don't have any duplicate names in our file list. | |
dbda5fbf | 1284 | * duplicate names can cause corruption because of the pipelining |
c627d613 | 1285 | */ |
827c37f6 | 1286 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups) |
c627d613 | 1287 | { |
6931c138 | 1288 | int i, prev_i = 0; |
c627d613 | 1289 | |
ebed4c3a | 1290 | if (!flist || flist->count == 0) |
3ec4dd97 | 1291 | return; |
3ec4dd97 | 1292 | |
ebed4c3a MP |
1293 | qsort(flist->files, flist->count, |
1294 | sizeof(flist->files[0]), (int (*)()) file_compare); | |
1295 | ||
827c37f6 | 1296 | for (i = no_dups? 0 : flist->count; i < flist->count; i++) { |
b91b50c0 | 1297 | if (flist->files[i]->basename) { |
6931c138 | 1298 | prev_i = i; |
b91b50c0 WD |
1299 | break; |
1300 | } | |
1301 | } | |
1302 | while (++i < flist->count) { | |
1303 | if (!flist->files[i]->basename) | |
1304 | continue; | |
8018edd3 | 1305 | if (f_name_cmp(flist->files[i], flist->files[prev_i]) == 0) { |
b91b50c0 | 1306 | if (verbose > 1 && !am_server) { |
ebed4c3a MP |
1307 | rprintf(FINFO, |
1308 | "removing duplicate name %s from file list %d\n", | |
8018edd3 | 1309 | f_name(flist->files[i]), i); |
b91b50c0 | 1310 | } |
6931c138 WD |
1311 | /* Make sure that if we unduplicate '.', that we don't |
1312 | * lose track of a user-specified starting point (or | |
1313 | * else deletions will mysteriously fail with -R). */ | |
1314 | if (flist->files[i]->flags & FLAG_DELETE) | |
1315 | flist->files[prev_i]->flags |= FLAG_DELETE; | |
b91b50c0 WD |
1316 | /* it's not great that the flist knows the semantics of |
1317 | * the file memory usage, but i'd rather not add a flag | |
1318 | * byte to that struct. | |
1319 | * XXX can i use a bit in the flags field? */ | |
3d382777 AT |
1320 | if (flist->string_area) |
1321 | flist->files[i][0] = null_file; | |
1322 | else | |
1323 | free_file(flist->files[i]); | |
ebed4c3a | 1324 | } |
6931c138 WD |
1325 | else |
1326 | prev_i = i; | |
3ec4dd97 | 1327 | } |
0199b05f AT |
1328 | |
1329 | if (strip_root) { | |
1330 | /* we need to strip off the root directory in the case | |
1331 | of relative paths, but this must be done _after_ | |
1332 | the sorting phase */ | |
ebed4c3a | 1333 | for (i = 0; i < flist->count; i++) { |
0199b05f AT |
1334 | if (flist->files[i]->dirname && |
1335 | flist->files[i]->dirname[0] == '/') { | |
1336 | memmove(&flist->files[i]->dirname[0], | |
1337 | &flist->files[i]->dirname[1], | |
1338 | strlen(flist->files[i]->dirname)); | |
1339 | } | |
ebed4c3a MP |
1340 | |
1341 | if (flist->files[i]->dirname && | |
0199b05f AT |
1342 | !flist->files[i]->dirname[0]) { |
1343 | flist->files[i]->dirname = NULL; | |
1344 | } | |
1345 | } | |
1346 | } | |
1347 | ||
ebed4c3a MP |
1348 | if (verbose <= 3) |
1349 | return; | |
0199b05f | 1350 | |
ebed4c3a | 1351 | for (i = 0; i < flist->count; i++) { |
1ef00d20 WD |
1352 | rprintf(FINFO, "[%ld] i=%d %s %s mode=0%o len=%.0f\n", |
1353 | (long) getpid(), i, | |
74e708d8 AT |
1354 | NS(flist->files[i]->dirname), |
1355 | NS(flist->files[i]->basename), | |
08a740ff | 1356 | (int) flist->files[i]->mode, |
ebed4c3a | 1357 | (double) flist->files[i]->length); |
0199b05f | 1358 | } |
3ec4dd97 AT |
1359 | } |
1360 | ||
1361 | ||
8018edd3 WD |
1362 | enum fnc_state { fnc_DIR, fnc_SLASH, fnc_BASE }; |
1363 | ||
1364 | /* Compare the names of two file_struct entities, just like strcmp() | |
1365 | * would do if it were operating on the joined strings. We assume | |
1366 | * that there are no 0-length strings. | |
3ec4dd97 | 1367 | */ |
8018edd3 | 1368 | int f_name_cmp(struct file_struct *f1, struct file_struct *f2) |
3ec4dd97 | 1369 | { |
8018edd3 WD |
1370 | int dif; |
1371 | const uchar *c1, *c2; | |
1ef00d20 | 1372 | enum fnc_state state1, state2; |
8018edd3 WD |
1373 | |
1374 | if (!f1 || !f1->basename) { | |
1375 | if (!f2 || !f2->basename) | |
1376 | return 0; | |
1377 | return -1; | |
1378 | } | |
1379 | if (!f2 || !f2->basename) | |
1380 | return 1; | |
1381 | ||
e90b8ace | 1382 | if (!(c1 = (uchar*)f1->dirname)) { |
8018edd3 | 1383 | state1 = fnc_BASE; |
e90b8ace | 1384 | c1 = (uchar*)f1->basename; |
8018edd3 | 1385 | } |
1ef00d20 WD |
1386 | else |
1387 | state1 = fnc_DIR; | |
e90b8ace | 1388 | if (!(c2 = (uchar*)f2->dirname)) { |
8018edd3 | 1389 | state2 = fnc_BASE; |
e90b8ace | 1390 | c2 = (uchar*)f2->basename; |
8018edd3 | 1391 | } |
1ef00d20 WD |
1392 | else |
1393 | state2 = fnc_DIR; | |
8018edd3 WD |
1394 | |
1395 | while (1) { | |
1396 | if ((dif = (int)*c1 - (int)*c2) != 0) | |
1397 | break; | |
1398 | if (!*++c1) { | |
1399 | switch (state1) { | |
1400 | case fnc_DIR: | |
1401 | state1 = fnc_SLASH; | |
e90b8ace | 1402 | c1 = (uchar*)"/"; |
8018edd3 WD |
1403 | break; |
1404 | case fnc_SLASH: | |
1405 | state1 = fnc_BASE; | |
e90b8ace | 1406 | c1 = (uchar*)f1->basename; |
8018edd3 WD |
1407 | break; |
1408 | case fnc_BASE: | |
1409 | break; | |
1410 | } | |
1411 | } | |
1412 | if (!*++c2) { | |
1413 | switch (state2) { | |
1414 | case fnc_DIR: | |
1415 | state2 = fnc_SLASH; | |
e90b8ace | 1416 | c2 = (uchar*)"/"; |
8018edd3 WD |
1417 | break; |
1418 | case fnc_SLASH: | |
1419 | state2 = fnc_BASE; | |
e90b8ace | 1420 | c2 = (uchar*)f2->basename; |
8018edd3 WD |
1421 | break; |
1422 | case fnc_BASE: | |
1423 | if (!*c1) | |
1424 | return 0; | |
1425 | break; | |
1426 | } | |
1427 | } | |
1428 | } | |
1429 | ||
1430 | return dif; | |
1431 | } | |
1432 | ||
3ec4dd97 | 1433 | |
8018edd3 WD |
1434 | /* Return a copy of the full filename of a flist entry, using the indicated |
1435 | * buffer. | |
1436 | */ | |
b7736c79 | 1437 | char *f_name_to(struct file_struct *f, char *fbuf, int bsize) |
8018edd3 | 1438 | { |
ebed4c3a MP |
1439 | if (!f || !f->basename) |
1440 | return NULL; | |
3ec4dd97 | 1441 | |
3ec4dd97 | 1442 | if (f->dirname) { |
b7736c79 WD |
1443 | int off = strlcpy(fbuf, f->dirname, bsize); |
1444 | off += strlcpy(fbuf + off, "/", bsize - off); | |
1445 | strlcpy(fbuf + off, f->basename, bsize - off); | |
8018edd3 | 1446 | } else |
b7736c79 WD |
1447 | strlcpy(fbuf, f->basename, bsize); |
1448 | return fbuf; | |
8018edd3 | 1449 | } |
e03dfae5 | 1450 | |
3ec4dd97 | 1451 | |
8018edd3 WD |
1452 | /* Like f_name_to(), but we rotate through 5 static buffers of our own. |
1453 | */ | |
1454 | char *f_name(struct file_struct *f) | |
1455 | { | |
1456 | static char names[5][MAXPATHLEN]; | |
1457 | static unsigned int n; | |
1458 | ||
1459 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
1460 | ||
1461 | return f_name_to(f, names[n], sizeof names[0]); | |
c627d613 | 1462 | } |