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 | * | |
172875cf MP |
24 | * @sa http://lists.samba.org/pipermail/rsync/2000-June/002351.html |
25 | * | |
736a6a29 | 26 | **/ |
c627d613 AT |
27 | |
28 | #include "rsync.h" | |
29 | ||
a800434a AT |
30 | extern struct stats stats; |
31 | ||
c627d613 | 32 | extern int verbose; |
1bbd10fe | 33 | extern int do_progress; |
f05f993e | 34 | extern int am_root; |
c627d613 | 35 | extern int am_server; |
a8726d2a | 36 | extern int am_daemon; |
56194bcd | 37 | extern int am_sender; |
c627d613 | 38 | extern int always_checksum; |
983b1ed3 WD |
39 | extern int module_id; |
40 | extern int ignore_errors; | |
4836c3ee | 41 | extern int numeric_ids; |
c627d613 | 42 | |
a06d19e3 | 43 | extern int recurse; |
7e037c42 | 44 | extern int xfer_dirs; |
808c57c3 | 45 | extern char curr_dir[MAXPATHLEN]; |
c7d970f7 | 46 | extern unsigned int curr_dir_len; |
649f8742 WD |
47 | extern char *backup_dir; |
48 | extern char *backup_suffix; | |
24d0fcde | 49 | extern int filesfrom_fd; |
a06d19e3 | 50 | |
c627d613 | 51 | extern int one_file_system; |
314f4591 | 52 | extern int keep_dirlinks; |
c627d613 | 53 | extern int preserve_links; |
dc5ddbcc | 54 | extern int preserve_hard_links; |
c627d613 AT |
55 | extern int preserve_perms; |
56 | extern int preserve_devices; | |
57 | extern int preserve_uid; | |
58 | extern int preserve_gid; | |
6574b4f7 | 59 | extern int relative_paths; |
24d0fcde | 60 | extern int implied_dirs; |
649f8742 WD |
61 | extern int make_backups; |
62 | extern int backup_suffix_len; | |
82306bf6 | 63 | extern int copy_links; |
b5313607 | 64 | extern int copy_unsafe_links; |
d04e9c51 | 65 | extern int protocol_version; |
cb13abfe | 66 | extern int sanitize_paths; |
314f4591 | 67 | extern int delete_excluded; |
649f8742 | 68 | extern int max_delete; |
314f4591 WD |
69 | extern int orig_umask; |
70 | extern int list_only; | |
c627d613 | 71 | |
7842418b WD |
72 | extern struct filter_list_struct filter_list; |
73 | extern struct filter_list_struct server_filter_list; | |
c627d613 | 74 | |
06c28400 WD |
75 | int io_error; |
76 | ||
fea4db62 | 77 | static char empty_sum[MD4_SUM_LENGTH]; |
9935066b | 78 | static unsigned int file_struct_len; |
23f4587f | 79 | static struct file_list *received_flist; |
45478cc7 WD |
80 | static dev_t filesystem_dev; /* used to implement -x */ |
81 | static int deletion_count = 0; /* used to implement --max-delete */ | |
3d382777 | 82 | |
827c37f6 | 83 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups); |
48ea74bf | 84 | static void output_flist(struct file_list *flist, const char *whose_list); |
0199b05f | 85 | |
61dec11a WD |
86 | void init_flist(void) |
87 | { | |
1f9ae80a | 88 | struct file_struct f; |
61dec11a | 89 | |
1f9ae80a | 90 | /* Figure out how big the file_struct is without trailing padding */ |
7cf8e8d0 | 91 | file_struct_len = offsetof(struct file_struct, flags) + sizeof f.flags; |
61dec11a WD |
92 | } |
93 | ||
94 | ||
1bbd10fe | 95 | static int show_filelist_p(void) |
58225000 | 96 | { |
7e037c42 | 97 | return verbose && xfer_dirs && !am_server; |
1bbd10fe | 98 | } |
ebed4c3a | 99 | |
1bbd10fe DD |
100 | static void start_filelist_progress(char *kind) |
101 | { | |
102 | rprintf(FINFO, "%s ... ", kind); | |
e5ce3bcf | 103 | if (verbose > 1 || do_progress) |
1bbd10fe DD |
104 | rprintf(FINFO, "\n"); |
105 | rflush(FINFO); | |
58225000 MP |
106 | } |
107 | ||
db719fb0 | 108 | |
d27cbec5 | 109 | static void emit_filelist_progress(const struct file_list *flist) |
db719fb0 | 110 | { |
d27cbec5 | 111 | rprintf(FINFO, " %d files...\r", flist->count); |
db719fb0 MP |
112 | } |
113 | ||
114 | ||
d27cbec5 | 115 | static void maybe_emit_filelist_progress(const struct file_list *flist) |
58225000 | 116 | { |
e5ce3bcf | 117 | if (do_progress && show_filelist_p() && (flist->count % 100) == 0) |
d27cbec5 | 118 | emit_filelist_progress(flist); |
58225000 MP |
119 | } |
120 | ||
121 | ||
1bbd10fe | 122 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 123 | { |
1bbd10fe DD |
124 | if (do_progress) { |
125 | /* This overwrites the progress line */ | |
c7b562be MP |
126 | rprintf(FINFO, "%d file%sto consider\n", |
127 | flist->count, flist->count == 1 ? " " : "s "); | |
b7736c79 | 128 | } else |
1bbd10fe | 129 | rprintf(FINFO, "done\n"); |
58225000 MP |
130 | } |
131 | ||
86943126 MP |
132 | void show_flist_stats(void) |
133 | { | |
134 | /* Nothing yet */ | |
135 | } | |
136 | ||
137 | ||
f7632fc6 AT |
138 | static void list_file_entry(struct file_struct *f) |
139 | { | |
740819ef | 140 | char perms[11]; |
f7632fc6 | 141 | |
e5ce3bcf | 142 | if (!f->basename) { |
7212be92 DD |
143 | /* this can happen if duplicate names were removed */ |
144 | return; | |
e5ce3bcf | 145 | } |
7212be92 | 146 | |
740819ef MP |
147 | permstring(perms, f->mode); |
148 | ||
0d162bd1 | 149 | #if SUPPORT_LINKS |
f7632fc6 | 150 | if (preserve_links && S_ISLNK(f->mode)) { |
ebed4c3a MP |
151 | rprintf(FINFO, "%s %11.0f %s %s -> %s\n", |
152 | perms, | |
a4a7e64c | 153 | (double)f->length, timestring(f->modtime), |
71903f60 | 154 | safe_fname(f_name(f)), safe_fname(f->u.link)); |
0d162bd1 WD |
155 | } else |
156 | #endif | |
e5ce3bcf | 157 | { |
ebed4c3a MP |
158 | rprintf(FINFO, "%s %11.0f %s %s\n", |
159 | perms, | |
a4a7e64c | 160 | (double)f->length, timestring(f->modtime), |
54b40598 | 161 | safe_fname(f_name(f))); |
e5ce3bcf | 162 | } |
f7632fc6 AT |
163 | } |
164 | ||
165 | ||
bd9e9ecc MP |
166 | /** |
167 | * Stat either a symlink or its referent, depending on the settings of | |
168 | * copy_links, copy_unsafe_links, etc. | |
169 | * | |
4e5db0ad MP |
170 | * @retval -1 on error |
171 | * | |
172 | * @retval 0 for success | |
173 | * | |
174 | * @post If @p path is a symlink, then @p linkbuf (of size @c | |
bd9e9ecc | 175 | * MAXPATHLEN) contains the symlink target. |
4e5db0ad MP |
176 | * |
177 | * @post @p buffer contains information about the link or the | |
178 | * referrent as appropriate, if they exist. | |
bd9e9ecc | 179 | **/ |
23f4587f | 180 | static int readlink_stat(const char *path, STRUCT_STAT *buffer, char *linkbuf) |
b5313607 DD |
181 | { |
182 | #if SUPPORT_LINKS | |
b7736c79 | 183 | if (copy_links) |
6f2623fd | 184 | return do_stat(path, buffer); |
23f4587f | 185 | if (link_stat(path, buffer, 0) < 0) |
b5313607 | 186 | return -1; |
6f2623fd | 187 | if (S_ISLNK(buffer->st_mode)) { |
a4a7e64c | 188 | int l = readlink((char *)path, linkbuf, MAXPATHLEN - 1); |
dbda5fbf | 189 | if (l == -1) |
b5313607 | 190 | return -1; |
6f2623fd | 191 | linkbuf[l] = 0; |
fc638474 DD |
192 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
193 | if (verbose > 1) { | |
dbda5fbf | 194 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
71903f60 | 195 | safe_fname(path), safe_fname(linkbuf)); |
fc638474 | 196 | } |
6f2623fd | 197 | return do_stat(path, buffer); |
b5313607 DD |
198 | } |
199 | } | |
200 | return 0; | |
201 | #else | |
6f2623fd | 202 | return do_stat(path, buffer); |
b5313607 DD |
203 | #endif |
204 | } | |
205 | ||
314f4591 | 206 | int link_stat(const char *path, STRUCT_STAT *buffer, int follow_dirlinks) |
82306bf6 AT |
207 | { |
208 | #if SUPPORT_LINKS | |
b7736c79 | 209 | if (copy_links) |
6f2623fd | 210 | return do_stat(path, buffer); |
314f4591 WD |
211 | if (do_lstat(path, buffer) < 0) |
212 | return -1; | |
213 | if (follow_dirlinks && S_ISLNK(buffer->st_mode)) { | |
214 | STRUCT_STAT st; | |
215 | if (do_stat(path, &st) == 0 && S_ISDIR(st.st_mode)) | |
216 | *buffer = st; | |
217 | } | |
218 | return 0; | |
82306bf6 | 219 | #else |
6f2623fd | 220 | return do_stat(path, buffer); |
82306bf6 AT |
221 | #endif |
222 | } | |
223 | ||
7842418b | 224 | /* This function is used to check if a file should be included/excluded |
429f9828 | 225 | * from the list of files based on its name and type etc. The value of |
7842418b WD |
226 | * filter_level is set to either SERVER_FILTERS or ALL_FILTERS. */ |
227 | static int is_excluded(char *fname, int is_dir, int filter_level) | |
c627d613 | 228 | { |
7d687932 | 229 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
7842418b | 230 | if (filter_level == NO_FILTERS) |
429f9828 WD |
231 | return 0; |
232 | #endif | |
6931c138 | 233 | if (fname) { |
429f9828 | 234 | /* never exclude '.', even if somebody does --exclude '*' */ |
6931c138 WD |
235 | if (fname[0] == '.' && !fname[1]) |
236 | return 0; | |
237 | /* Handle the -R version of the '.' dir. */ | |
238 | if (fname[0] == '/') { | |
239 | int len = strlen(fname); | |
240 | if (fname[len-1] == '.' && fname[len-2] == '/') | |
241 | return 0; | |
242 | } | |
76e26e10 | 243 | } |
7842418b WD |
244 | if (server_filter_list.head |
245 | && check_filter(&server_filter_list, fname, is_dir) < 0) | |
429f9828 | 246 | return 1; |
7842418b | 247 | if (filter_level != ALL_FILTERS) |
429f9828 | 248 | return 0; |
7842418b WD |
249 | if (filter_list.head |
250 | && check_filter(&filter_list, fname, is_dir) < 0) | |
76e26e10 | 251 | return 1; |
76e26e10 | 252 | return 0; |
c627d613 AT |
253 | } |
254 | ||
b280a1f4 AT |
255 | static int to_wire_mode(mode_t mode) |
256 | { | |
0d162bd1 | 257 | #if SUPPORT_LINKS |
b7736c79 | 258 | if (S_ISLNK(mode) && (_S_IFLNK != 0120000)) |
b280a1f4 | 259 | return (mode & ~(_S_IFMT)) | 0120000; |
0d162bd1 | 260 | #endif |
a4a7e64c | 261 | return (int)mode; |
b280a1f4 AT |
262 | } |
263 | ||
264 | static mode_t from_wire_mode(int mode) | |
265 | { | |
b7736c79 | 266 | if ((mode & (_S_IFMT)) == 0120000 && (_S_IFLNK != 0120000)) |
efe3037c | 267 | return (mode & ~(_S_IFMT)) | _S_IFLNK; |
a4a7e64c | 268 | return (mode_t)mode; |
b280a1f4 AT |
269 | } |
270 | ||
271 | ||
f1773e09 WD |
272 | static void send_directory(int f, struct file_list *flist, |
273 | char *fbuf, unsigned int offset); | |
c627d613 | 274 | |
3a6a366f | 275 | static char *flist_dir; |
882e6893 | 276 | static int flist_dir_len; |
c627d613 | 277 | |
3ec4dd97 | 278 | |
d9d6bc52 MP |
279 | /** |
280 | * Make sure @p flist is big enough to hold at least @p flist->count | |
281 | * entries. | |
282 | **/ | |
a85906c7 | 283 | void flist_expand(struct file_list *flist) |
d9d6bc52 | 284 | { |
0501f363 | 285 | struct file_struct **new_ptr; |
2e7d1994 | 286 | |
a85906c7 S |
287 | if (flist->count < flist->malloced) |
288 | return; | |
dbda5fbf | 289 | |
a85906c7 S |
290 | if (flist->malloced < FLIST_START) |
291 | flist->malloced = FLIST_START; | |
292 | else if (flist->malloced >= FLIST_LINEAR) | |
293 | flist->malloced += FLIST_LINEAR; | |
294 | else | |
295 | flist->malloced *= 2; | |
296 | ||
297 | /* | |
298 | * In case count jumped or we are starting the list | |
299 | * with a known size just set it. | |
300 | */ | |
301 | if (flist->malloced < flist->count) | |
302 | flist->malloced = flist->count; | |
303 | ||
0501f363 WD |
304 | new_ptr = realloc_array(flist->files, struct file_struct *, |
305 | flist->malloced); | |
2e7d1994 | 306 | |
8c483820 | 307 | if (verbose >= 2 && flist->malloced != FLIST_START) { |
a85906c7 S |
308 | rprintf(FINFO, "[%s] expand file_list to %.0f bytes, did%s move\n", |
309 | who_am_i(), | |
a4a7e64c | 310 | (double)sizeof flist->files[0] * flist->malloced, |
a85906c7 | 311 | (new_ptr == flist->files) ? " not" : ""); |
d9d6bc52 | 312 | } |
a85906c7 | 313 | |
0501f363 | 314 | flist->files = new_ptr; |
a85906c7 S |
315 | |
316 | if (!flist->files) | |
317 | out_of_memory("flist_expand"); | |
d9d6bc52 MP |
318 | } |
319 | ||
7b1a0c19 | 320 | void send_file_entry(struct file_struct *file, int f, unsigned short base_flags) |
c627d613 | 321 | { |
1ef00d20 | 322 | unsigned short flags; |
5911fee5 WD |
323 | static time_t modtime; |
324 | static mode_t mode; | |
1490812a | 325 | static int64 dev; |
4124540d | 326 | static dev_t rdev; |
9c5e91f8 | 327 | static uint32 rdev_major; |
5911fee5 WD |
328 | static uid_t uid; |
329 | static gid_t gid; | |
330 | static char lastname[MAXPATHLEN]; | |
f376e674 | 331 | char fname[MAXPATHLEN]; |
ebed4c3a | 332 | int l1, l2; |
72914a60 | 333 | |
ebed4c3a MP |
334 | if (f == -1) |
335 | return; | |
72914a60 AT |
336 | |
337 | if (!file) { | |
ebed4c3a | 338 | write_byte(f, 0); |
5911fee5 | 339 | modtime = 0, mode = 0; |
4124540d | 340 | dev = 0, rdev = makedev(0, 0); |
9c5e91f8 | 341 | rdev_major = 0; |
5911fee5 WD |
342 | uid = 0, gid = 0; |
343 | *lastname = '\0'; | |
72914a60 AT |
344 | return; |
345 | } | |
346 | ||
eca2adb4 MP |
347 | io_write_phase = "send_file_entry"; |
348 | ||
f376e674 | 349 | f_name_to(file, fname); |
72914a60 AT |
350 | |
351 | flags = base_flags; | |
352 | ||
30f337c9 | 353 | if (file->mode == mode) |
d01d15e0 | 354 | flags |= XMIT_SAME_MODE; |
1ef00d20 | 355 | else |
30f337c9 | 356 | mode = file->mode; |
75bc8600 WD |
357 | if (preserve_devices) { |
358 | if (protocol_version < 28) { | |
728d0922 | 359 | if (IS_DEVICE(mode)) { |
9c5e91f8 WD |
360 | if (file->u.rdev == rdev) |
361 | flags |= XMIT_SAME_RDEV_pre28; | |
362 | else | |
728d0922 WD |
363 | rdev = file->u.rdev; |
364 | } else | |
9c5e91f8 | 365 | rdev = makedev(0, 0); |
728d0922 | 366 | } else if (IS_DEVICE(mode)) { |
84a3efa0 | 367 | rdev = file->u.rdev; |
9c5e91f8 WD |
368 | if ((uint32)major(rdev) == rdev_major) |
369 | flags |= XMIT_SAME_RDEV_MAJOR; | |
84a3efa0 | 370 | else |
9c5e91f8 WD |
371 | rdev_major = major(rdev); |
372 | if ((uint32)minor(rdev) <= 0xFFu) | |
373 | flags |= XMIT_RDEV_MINOR_IS_SMALL; | |
75bc8600 WD |
374 | } |
375 | } | |
30f337c9 | 376 | if (file->uid == uid) |
d01d15e0 | 377 | flags |= XMIT_SAME_UID; |
1ef00d20 | 378 | else |
30f337c9 WD |
379 | uid = file->uid; |
380 | if (file->gid == gid) | |
d01d15e0 | 381 | flags |= XMIT_SAME_GID; |
1ef00d20 | 382 | else |
30f337c9 WD |
383 | gid = file->gid; |
384 | if (file->modtime == modtime) | |
d01d15e0 | 385 | flags |= XMIT_SAME_TIME; |
1ef00d20 | 386 | else |
30f337c9 | 387 | modtime = file->modtime; |
a289addd | 388 | |
0d162bd1 | 389 | #if SUPPORT_HARD_LINKS |
92cc9dd7 WD |
390 | if (file->link_u.idev) { |
391 | if (file->F_DEV == dev) { | |
c4b4df4f | 392 | if (protocol_version >= 28) |
d01d15e0 | 393 | flags |= XMIT_SAME_DEV; |
728d0922 | 394 | } else |
92cc9dd7 | 395 | dev = file->F_DEV; |
d01d15e0 | 396 | flags |= XMIT_HAS_IDEV_DATA; |
c4b4df4f | 397 | } |
0d162bd1 | 398 | #endif |
ebed4c3a MP |
399 | |
400 | for (l1 = 0; | |
3e491682 S |
401 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); |
402 | l1++) {} | |
eddd5d12 | 403 | l2 = strlen(fname+l1); |
72914a60 | 404 | |
ebed4c3a | 405 | if (l1 > 0) |
d01d15e0 | 406 | flags |= XMIT_SAME_NAME; |
ebed4c3a | 407 | if (l2 > 255) |
d01d15e0 | 408 | flags |= XMIT_LONG_NAME; |
72914a60 | 409 | |
1aa4caf3 WD |
410 | /* We must make sure we don't send a zero flag byte or the |
411 | * other end will terminate the flist transfer. Note that | |
ee3751c8 | 412 | * the use of XMIT_TOP_DIR on a non-dir has no meaning, so |
1aa4caf3 | 413 | * it's harmless way to add a bit to the first flag byte. */ |
75bc8600 | 414 | if (protocol_version >= 28) { |
1aa4caf3 | 415 | if (!flags && !S_ISDIR(mode)) |
ee3751c8 | 416 | flags |= XMIT_TOP_DIR; |
1aa4caf3 | 417 | if ((flags & 0xFF00) || !flags) { |
d01d15e0 | 418 | flags |= XMIT_EXTENDED_FLAGS; |
75bc8600 WD |
419 | write_byte(f, flags); |
420 | write_byte(f, flags >> 8); | |
421 | } else | |
422 | write_byte(f, flags); | |
423 | } else { | |
1aa4caf3 | 424 | if (!(flags & 0xFF) && !S_ISDIR(mode)) |
ee3751c8 | 425 | flags |= XMIT_TOP_DIR; |
0a982011 | 426 | if (!(flags & 0xFF)) |
d01d15e0 | 427 | flags |= XMIT_LONG_NAME; |
75bc8600 WD |
428 | write_byte(f, flags); |
429 | } | |
d01d15e0 | 430 | if (flags & XMIT_SAME_NAME) |
ebed4c3a | 431 | write_byte(f, l1); |
d01d15e0 | 432 | if (flags & XMIT_LONG_NAME) |
ebed4c3a | 433 | write_int(f, l2); |
72914a60 | 434 | else |
ebed4c3a MP |
435 | write_byte(f, l2); |
436 | write_buf(f, fname + l1, l2); | |
72914a60 | 437 | |
ebed4c3a | 438 | write_longint(f, file->length); |
d01d15e0 | 439 | if (!(flags & XMIT_SAME_TIME)) |
30f337c9 | 440 | write_int(f, modtime); |
d01d15e0 | 441 | if (!(flags & XMIT_SAME_MODE)) |
30f337c9 | 442 | write_int(f, to_wire_mode(mode)); |
d01d15e0 | 443 | if (preserve_uid && !(flags & XMIT_SAME_UID)) { |
9f7b8c3b WD |
444 | if (!numeric_ids) |
445 | add_uid(uid); | |
30f337c9 | 446 | write_int(f, uid); |
72914a60 | 447 | } |
d01d15e0 | 448 | if (preserve_gid && !(flags & XMIT_SAME_GID)) { |
9f7b8c3b WD |
449 | if (!numeric_ids) |
450 | add_gid(gid); | |
30f337c9 | 451 | write_int(f, gid); |
72914a60 | 452 | } |
30f337c9 | 453 | if (preserve_devices && IS_DEVICE(mode)) { |
9c5e91f8 WD |
454 | if (protocol_version < 28) { |
455 | if (!(flags & XMIT_SAME_RDEV_pre28)) | |
456 | write_int(f, (int)rdev); | |
457 | } else { | |
458 | if (!(flags & XMIT_SAME_RDEV_MAJOR)) | |
459 | write_int(f, major(rdev)); | |
460 | if (flags & XMIT_RDEV_MINOR_IS_SMALL) | |
461 | write_byte(f, minor(rdev)); | |
462 | else | |
463 | write_int(f, minor(rdev)); | |
464 | } | |
75bc8600 | 465 | } |
c627d613 AT |
466 | |
467 | #if SUPPORT_LINKS | |
30f337c9 | 468 | if (preserve_links && S_ISLNK(mode)) { |
306ffb8c WD |
469 | int len = strlen(file->u.link); |
470 | write_int(f, len); | |
471 | write_buf(f, file->u.link, len); | |
72914a60 | 472 | } |
c627d613 AT |
473 | #endif |
474 | ||
dc5ddbcc | 475 | #if SUPPORT_HARD_LINKS |
d01d15e0 | 476 | if (flags & XMIT_HAS_IDEV_DATA) { |
4124540d | 477 | if (protocol_version < 26) { |
736a6a29 | 478 | /* 32-bit dev_t and ino_t */ |
30f337c9 | 479 | write_int(f, dev); |
92cc9dd7 | 480 | write_int(f, file->F_INODE); |
736a6a29 MP |
481 | } else { |
482 | /* 64-bit dev_t and ino_t */ | |
4124540d WD |
483 | if (!(flags & XMIT_SAME_DEV)) |
484 | write_longint(f, dev); | |
92cc9dd7 | 485 | write_longint(f, file->F_INODE); |
736a6a29 | 486 | } |
72914a60 | 487 | } |
dc5ddbcc AT |
488 | #endif |
489 | ||
728d0922 WD |
490 | if (always_checksum) { |
491 | char *sum; | |
492 | if (S_ISREG(mode)) | |
493 | sum = file->u.sum; | |
494 | else if (protocol_version < 28) { | |
495 | /* Prior to 28, we sent a useless set of nulls. */ | |
496 | sum = empty_sum; | |
497 | } else | |
498 | sum = NULL; | |
499 | if (sum) { | |
3e491682 S |
500 | write_buf(f, sum, |
501 | protocol_version < 21 ? 2 : MD4_SUM_LENGTH); | |
728d0922 | 502 | } |
ebed4c3a | 503 | } |
182dca5c | 504 | |
ebed4c3a | 505 | strlcpy(lastname, fname, MAXPATHLEN); |
eca2adb4 MP |
506 | |
507 | io_write_phase = "unknown"; | |
182dca5c AT |
508 | } |
509 | ||
510 | ||
511 | ||
f3c3ed44 WD |
512 | static void receive_file_entry(struct file_list *flist, int ndx, |
513 | unsigned short flags, int f) | |
182dca5c | 514 | { |
5911fee5 WD |
515 | static time_t modtime; |
516 | static mode_t mode; | |
1490812a | 517 | static int64 dev; |
4124540d | 518 | static dev_t rdev; |
9c5e91f8 | 519 | static uint32 rdev_major; |
5911fee5 WD |
520 | static uid_t uid; |
521 | static gid_t gid; | |
a289addd | 522 | static char lastname[MAXPATHLEN], *lastdir; |
33ffd7c3 | 523 | static int lastdir_depth, lastdir_len = -1; |
42f23f47 | 524 | static unsigned int del_hier_name_len = 0; |
649f8742 | 525 | static int in_del_hier = 0; |
72914a60 | 526 | char thisname[MAXPATHLEN]; |
ebed4c3a | 527 | unsigned int l1 = 0, l2 = 0; |
a1d55ad0 | 528 | int alloc_len, basename_len, dirname_len, linkname_len, sum_len; |
a289addd WD |
529 | OFF_T file_length; |
530 | char *basename, *dirname, *bp; | |
72914a60 AT |
531 | struct file_struct *file; |
532 | ||
f3c3ed44 | 533 | if (!flist) { |
5911fee5 | 534 | modtime = 0, mode = 0; |
4124540d | 535 | dev = 0, rdev = makedev(0, 0); |
9c5e91f8 | 536 | rdev_major = 0; |
5911fee5 WD |
537 | uid = 0, gid = 0; |
538 | *lastname = '\0'; | |
3db859e8 | 539 | lastdir_len = -1; |
649f8742 | 540 | in_del_hier = 0; |
5911fee5 WD |
541 | return; |
542 | } | |
543 | ||
d01d15e0 | 544 | if (flags & XMIT_SAME_NAME) |
72914a60 | 545 | l1 = read_byte(f); |
ebed4c3a | 546 | |
d01d15e0 | 547 | if (flags & XMIT_LONG_NAME) |
72914a60 AT |
548 | l2 = read_int(f); |
549 | else | |
550 | l2 = read_byte(f); | |
551 | ||
ebed4c3a MP |
552 | if (l2 >= MAXPATHLEN - l1) { |
553 | rprintf(FERROR, | |
554 | "overflow: flags=0x%x l1=%d l2=%d lastname=%s\n", | |
71903f60 | 555 | flags, l1, l2, safe_fname(lastname)); |
d0fd26aa AT |
556 | overflow("receive_file_entry"); |
557 | } | |
72914a60 | 558 | |
ebed4c3a MP |
559 | strlcpy(thisname, lastname, l1 + 1); |
560 | read_sbuf(f, &thisname[l1], l2); | |
561 | thisname[l1 + l2] = 0; | |
72914a60 | 562 | |
ebed4c3a | 563 | strlcpy(lastname, thisname, MAXPATHLEN); |
72914a60 | 564 | |
58b1999e | 565 | clean_fname(thisname, 0); |
72914a60 | 566 | |
0d162bd1 | 567 | if (sanitize_paths) |
33ffd7c3 | 568 | sanitize_path(thisname, thisname, "", 0); |
cb13abfe | 569 | |
a289addd WD |
570 | if ((basename = strrchr(thisname, '/')) != NULL) { |
571 | dirname_len = ++basename - thisname; /* counts future '\0' */ | |
572 | if (lastdir_len == dirname_len - 1 | |
573 | && strncmp(thisname, lastdir, lastdir_len) == 0) { | |
574 | dirname = lastdir; | |
575 | dirname_len = 0; /* indicates no copy is needed */ | |
576 | } else | |
577 | dirname = thisname; | |
72914a60 | 578 | } else { |
a289addd WD |
579 | basename = thisname; |
580 | dirname = NULL; | |
581 | dirname_len = 0; | |
72914a60 | 582 | } |
a289addd | 583 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
72914a60 | 584 | |
a289addd | 585 | file_length = read_longint(f); |
d01d15e0 | 586 | if (!(flags & XMIT_SAME_TIME)) |
30f337c9 | 587 | modtime = (time_t)read_int(f); |
d01d15e0 | 588 | if (!(flags & XMIT_SAME_MODE)) |
30f337c9 | 589 | mode = from_wire_mode(read_int(f)); |
1ef00d20 | 590 | |
a289addd WD |
591 | if (preserve_uid && !(flags & XMIT_SAME_UID)) |
592 | uid = (uid_t)read_int(f); | |
593 | if (preserve_gid && !(flags & XMIT_SAME_GID)) | |
594 | gid = (gid_t)read_int(f); | |
595 | ||
1ef00d20 | 596 | if (preserve_devices) { |
75bc8600 | 597 | if (protocol_version < 28) { |
30f337c9 | 598 | if (IS_DEVICE(mode)) { |
d01d15e0 | 599 | if (!(flags & XMIT_SAME_RDEV_pre28)) |
9c5e91f8 | 600 | rdev = (dev_t)read_int(f); |
75bc8600 | 601 | } else |
9c5e91f8 | 602 | rdev = makedev(0, 0); |
30f337c9 | 603 | } else if (IS_DEVICE(mode)) { |
9c5e91f8 WD |
604 | uint32 rdev_minor; |
605 | if (!(flags & XMIT_SAME_RDEV_MAJOR)) | |
606 | rdev_major = read_int(f); | |
607 | if (flags & XMIT_RDEV_MINOR_IS_SMALL) | |
608 | rdev_minor = read_byte(f); | |
609 | else | |
610 | rdev_minor = read_int(f); | |
611 | rdev = makedev(rdev_major, rdev_minor); | |
1ef00d20 | 612 | } |
b7736c79 | 613 | } |
72914a60 | 614 | |
0d162bd1 | 615 | #if SUPPORT_LINKS |
30f337c9 | 616 | if (preserve_links && S_ISLNK(mode)) { |
a289addd WD |
617 | linkname_len = read_int(f) + 1; /* count the '\0' */ |
618 | if (linkname_len <= 0 || linkname_len > MAXPATHLEN) { | |
619 | rprintf(FERROR, "overflow: linkname_len=%d\n", | |
620 | linkname_len - 1); | |
9dd891bb MP |
621 | overflow("receive_file_entry"); |
622 | } | |
72914a60 | 623 | } |
a289addd | 624 | else |
0d162bd1 | 625 | #endif |
a289addd | 626 | linkname_len = 0; |
0d162bd1 | 627 | |
a289addd WD |
628 | sum_len = always_checksum && S_ISREG(mode) ? MD4_SUM_LENGTH : 0; |
629 | ||
61dec11a | 630 | alloc_len = file_struct_len + dirname_len + basename_len |
9935066b S |
631 | + linkname_len + sum_len; |
632 | bp = pool_alloc(flist->file_pool, alloc_len, "receive_file_entry"); | |
633 | ||
f3c3ed44 | 634 | file = flist->files[ndx] = (struct file_struct *)bp; |
9935066b | 635 | memset(bp, 0, file_struct_len); |
61dec11a | 636 | bp += file_struct_len; |
a289addd | 637 | |
649f8742 | 638 | file->flags = 0; |
a289addd WD |
639 | file->modtime = modtime; |
640 | file->length = file_length; | |
641 | file->mode = mode; | |
642 | file->uid = uid; | |
643 | file->gid = gid; | |
644 | ||
f3c3ed44 WD |
645 | if (dirname_len) { |
646 | file->dirname = lastdir = bp; | |
647 | lastdir_len = dirname_len - 1; | |
648 | memcpy(bp, dirname, dirname_len - 1); | |
649 | bp += dirname_len; | |
650 | bp[-1] = '\0'; | |
651 | lastdir_depth = count_dir_elements(lastdir); | |
652 | file->dir.depth = lastdir_depth + 1; | |
653 | } else if (dirname) { | |
654 | file->dirname = dirname; /* we're reusing lastname */ | |
655 | file->dir.depth = lastdir_depth + 1; | |
656 | } else | |
657 | file->dir.depth = 1; | |
658 | ||
649f8742 | 659 | if (S_ISDIR(mode)) { |
ee3751c8 | 660 | if (basename_len == 1+1 && *basename == '.') /* +1 for '\0' */ |
f3c3ed44 | 661 | file->dir.depth--; |
ee3751c8 | 662 | if (flags & XMIT_TOP_DIR) { |
649f8742 | 663 | in_del_hier = 1; |
f3c3ed44 | 664 | del_hier_name_len = file->dir.depth == 0 ? 0 : l1 + l2; |
ee3751c8 WD |
665 | file->flags |= FLAG_TOP_DIR | FLAG_DEL_HERE; |
666 | } else if (in_del_hier) { | |
f3c3ed44 WD |
667 | if (!relative_paths || !del_hier_name_len |
668 | || (l1 >= del_hier_name_len | |
669 | && thisname[del_hier_name_len] == '/')) | |
ee3751c8 | 670 | file->flags |= FLAG_DEL_HERE; |
649f8742 WD |
671 | else |
672 | in_del_hier = 0; | |
673 | } | |
674 | } | |
675 | ||
a289addd WD |
676 | file->basename = bp; |
677 | memcpy(bp, basename, basename_len); | |
678 | bp += basename_len; | |
679 | ||
680 | if (preserve_devices && IS_DEVICE(mode)) | |
681 | file->u.rdev = rdev; | |
682 | ||
683 | #if SUPPORT_LINKS | |
684 | if (linkname_len) { | |
685 | file->u.link = bp; | |
686 | read_sbuf(f, bp, linkname_len - 1); | |
687 | if (sanitize_paths) | |
33ffd7c3 | 688 | sanitize_path(bp, bp, "", lastdir_depth); |
a289addd WD |
689 | bp += linkname_len; |
690 | } | |
691 | #endif | |
692 | ||
693 | #if SUPPORT_HARD_LINKS | |
9935066b S |
694 | if (preserve_hard_links && protocol_version < 28 && S_ISREG(mode)) |
695 | flags |= XMIT_HAS_IDEV_DATA; | |
97a67bdf | 696 | if (flags & XMIT_HAS_IDEV_DATA) { |
1490812a | 697 | int64 inode; |
4124540d WD |
698 | if (protocol_version < 26) { |
699 | dev = read_int(f); | |
9935066b | 700 | inode = read_int(f); |
736a6a29 | 701 | } else { |
4124540d WD |
702 | if (!(flags & XMIT_SAME_DEV)) |
703 | dev = read_longint(f); | |
9935066b S |
704 | inode = read_longint(f); |
705 | } | |
706 | if (flist->hlink_pool) { | |
5bf63a11 S |
707 | file->link_u.idev = pool_talloc(flist->hlink_pool, |
708 | struct idev, 1, "inode_table"); | |
9935066b S |
709 | file->F_INODE = inode; |
710 | file->F_DEV = dev; | |
736a6a29 | 711 | } |
72914a60 | 712 | } |
dc5ddbcc | 713 | #endif |
ebed4c3a | 714 | |
72914a60 | 715 | if (always_checksum) { |
7c4f063b | 716 | char *sum; |
a289addd WD |
717 | if (sum_len) { |
718 | file->u.sum = sum = bp; | |
719 | /*bp += sum_len;*/ | |
fea4db62 WD |
720 | } else if (protocol_version < 28) { |
721 | /* Prior to 28, we get a useless set of nulls. */ | |
7c4f063b | 722 | sum = empty_sum; |
fea4db62 WD |
723 | } else |
724 | sum = NULL; | |
725 | if (sum) { | |
3e491682 S |
726 | read_buf(f, sum, |
727 | protocol_version < 21 ? 2 : MD4_SUM_LENGTH); | |
fea4db62 | 728 | } |
72914a60 | 729 | } |
ebed4c3a | 730 | |
72914a60 | 731 | if (!preserve_perms) { |
72914a60 | 732 | /* set an appropriate set of permissions based on original |
fea4db62 | 733 | * permissions and umask. This emulates what GNU cp does */ |
72914a60 AT |
734 | file->mode &= ~orig_umask; |
735 | } | |
c627d613 AT |
736 | } |
737 | ||
738 | ||
db719fb0 MP |
739 | /** |
740 | * Create a file_struct for a named file by reading its stat() | |
741 | * information and performing extensive checks against global | |
742 | * options. | |
743 | * | |
744 | * @return the new file, or NULL if there was an error or this file | |
745 | * should be excluded. | |
746 | * | |
747 | * @todo There is a small optimization opportunity here to avoid | |
748 | * stat()ing the file in some circumstances, which has a certain cost. | |
749 | * We are called immediately after doing readdir(), and so we may | |
750 | * already know the d_type of the file. We could for example avoid | |
751 | * statting directories if we're not recursing, but this is not a very | |
752 | * important case. Some systems may not have d_type. | |
753 | **/ | |
314f4591 | 754 | struct file_struct *make_file(char *fname, struct file_list *flist, |
7842418b | 755 | int filter_level) |
c627d613 | 756 | { |
a289addd WD |
757 | static char *lastdir; |
758 | static int lastdir_len = -1; | |
3ec4dd97 | 759 | struct file_struct *file; |
bcacc18b | 760 | STRUCT_STAT st; |
3ec4dd97 | 761 | char sum[SUM_LENGTH]; |
1923b1fc | 762 | char thisname[MAXPATHLEN]; |
e0870f1d | 763 | char linkname[MAXPATHLEN]; |
a1d55ad0 | 764 | int alloc_len, basename_len, dirname_len, linkname_len, sum_len; |
a289addd | 765 | char *basename, *dirname, *bp; |
4844449a | 766 | unsigned short flags = 0; |
3ec4dd97 | 767 | |
d508258a | 768 | if (!flist || !flist->count) /* Ignore lastdir when invalid. */ |
7de2483f | 769 | lastdir_len = -1; |
9935066b | 770 | |
1923b1fc WD |
771 | if (strlcpy(thisname, fname, sizeof thisname) |
772 | >= sizeof thisname - flist_dir_len) { | |
71903f60 WD |
773 | rprintf(FINFO, "skipping overly long name: %s\n", |
774 | safe_fname(fname)); | |
882e6893 WD |
775 | return NULL; |
776 | } | |
58b1999e | 777 | clean_fname(thisname, 0); |
b7736c79 | 778 | if (sanitize_paths) |
33ffd7c3 | 779 | sanitize_path(thisname, thisname, "", 0); |
3ec4dd97 | 780 | |
ebed4c3a | 781 | memset(sum, 0, SUM_LENGTH); |
3ec4dd97 | 782 | |
e0870f1d | 783 | if (readlink_stat(thisname, &st, linkname) != 0) { |
76e26e10 | 784 | int save_errno = errno; |
a4a7e64c | 785 | /* See if file is excluded before reporting an error. */ |
7842418b WD |
786 | if (filter_level != NO_FILTERS |
787 | && is_excluded(thisname, 0, filter_level)) | |
a4a7e64c WD |
788 | return NULL; |
789 | if (save_errno == ENOENT) { | |
e5ce3bcf | 790 | #if SUPPORT_LINKS |
a4a7e64c WD |
791 | /* Avoid "vanished" error if symlink points nowhere. */ |
792 | if (copy_links && do_lstat(thisname, &st) == 0 | |
793 | && S_ISLNK(st.st_mode)) { | |
794 | io_error |= IOERR_GENERAL; | |
795 | rprintf(FERROR, "symlink has no referent: %s\n", | |
796 | full_fname(thisname)); | |
e5ce3bcf WD |
797 | } else |
798 | #endif | |
799 | { | |
a4a7e64c WD |
800 | enum logcode c = am_daemon && protocol_version < 28 |
801 | ? FERROR : FINFO; | |
802 | io_error |= IOERR_VANISHED; | |
803 | rprintf(c, "file has vanished: %s\n", | |
804 | full_fname(thisname)); | |
76e26e10 | 805 | } |
a4a7e64c | 806 | } else { |
a8726d2a | 807 | io_error |= IOERR_GENERAL; |
d62bcc17 WD |
808 | rsyserr(FERROR, save_errno, "readlink %s failed", |
809 | full_fname(thisname)); | |
76e26e10 | 810 | } |
3ec4dd97 AT |
811 | return NULL; |
812 | } | |
c627d613 | 813 | |
7842418b WD |
814 | /* backup.c calls us with filter_level set to NO_FILTERS. */ |
815 | if (filter_level == NO_FILTERS) | |
816 | goto skip_filters; | |
ac1a0994 | 817 | |
7e037c42 | 818 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { |
71903f60 | 819 | rprintf(FINFO, "skipping directory %s\n", safe_fname(thisname)); |
3ec4dd97 AT |
820 | return NULL; |
821 | } | |
ebed4c3a | 822 | |
e90cdb8a WD |
823 | /* We only care about directories because we need to avoid recursing |
824 | * into a mount-point directory, not to avoid copying a symlinked | |
825 | * file if -L (or similar) was specified. */ | |
826 | if (one_file_system && st.st_dev != filesystem_dev | |
827 | && S_ISDIR(st.st_mode)) | |
4844449a | 828 | flags |= FLAG_MOUNT_POINT; |
ebed4c3a | 829 | |
7842418b | 830 | if (is_excluded(thisname, S_ISDIR(st.st_mode) != 0, filter_level)) |
76e26e10 DD |
831 | return NULL; |
832 | ||
132fcf36 WD |
833 | if (lp_ignore_nonreadable(module_id)) { |
834 | #if SUPPORT_LINKS | |
835 | if (!S_ISLNK(st.st_mode)) | |
836 | #endif | |
837 | if (access(thisname, R_OK) != 0) | |
838 | return NULL; | |
839 | } | |
ac1a0994 | 840 | |
7842418b | 841 | skip_filters: |
ac1a0994 | 842 | |
ea847c62 WD |
843 | if (verbose > 2) { |
844 | rprintf(FINFO, "[%s] make_file(%s,*,%d)\n", | |
71903f60 | 845 | who_am_i(), safe_fname(thisname), filter_level); |
ea847c62 | 846 | } |
ebed4c3a | 847 | |
a289addd WD |
848 | if ((basename = strrchr(thisname, '/')) != NULL) { |
849 | dirname_len = ++basename - thisname; /* counts future '\0' */ | |
850 | if (lastdir_len == dirname_len - 1 | |
851 | && strncmp(thisname, lastdir, lastdir_len) == 0) { | |
852 | dirname = lastdir; | |
853 | dirname_len = 0; /* indicates no copy is needed */ | |
854 | } else | |
855 | dirname = thisname; | |
3ec4dd97 | 856 | } else { |
a289addd WD |
857 | basename = thisname; |
858 | dirname = NULL; | |
859 | dirname_len = 0; | |
3ec4dd97 | 860 | } |
a289addd | 861 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
c627d613 | 862 | |
a289addd WD |
863 | #if SUPPORT_LINKS |
864 | linkname_len = S_ISLNK(st.st_mode) ? strlen(linkname) + 1 : 0; | |
865 | #else | |
866 | linkname_len = 0; | |
867 | #endif | |
868 | ||
a289addd WD |
869 | sum_len = always_checksum && S_ISREG(st.st_mode) ? MD4_SUM_LENGTH : 0; |
870 | ||
61dec11a | 871 | alloc_len = file_struct_len + dirname_len + basename_len |
9935066b S |
872 | + linkname_len + sum_len; |
873 | if (flist) { | |
874 | bp = pool_alloc(flist->file_pool, alloc_len, | |
875 | "receive_file_entry"); | |
876 | } else { | |
877 | if (!(bp = new_array(char, alloc_len))) | |
878 | out_of_memory("receive_file_entry"); | |
879 | } | |
880 | ||
a289addd | 881 | file = (struct file_struct *)bp; |
9935066b | 882 | memset(bp, 0, file_struct_len); |
61dec11a | 883 | bp += file_struct_len; |
a289addd WD |
884 | |
885 | file->flags = flags; | |
3ec4dd97 AT |
886 | file->modtime = st.st_mtime; |
887 | file->length = st.st_size; | |
888 | file->mode = st.st_mode; | |
889 | file->uid = st.st_uid; | |
890 | file->gid = st.st_gid; | |
0d162bd1 | 891 | |
61dec11a | 892 | #if SUPPORT_HARD_LINKS |
9935066b S |
893 | if (flist && flist->hlink_pool) { |
894 | if (protocol_version < 28) { | |
895 | if (S_ISREG(st.st_mode)) | |
896 | file->link_u.idev = pool_talloc( | |
897 | flist->hlink_pool, struct idev, 1, | |
898 | "inode_table"); | |
899 | } else { | |
900 | if (!S_ISDIR(st.st_mode) && st.st_nlink > 1) | |
901 | file->link_u.idev = pool_talloc( | |
902 | flist->hlink_pool, struct idev, 1, | |
903 | "inode_table"); | |
904 | } | |
905 | } | |
906 | if (file->link_u.idev) { | |
61dec11a WD |
907 | file->F_DEV = st.st_dev; |
908 | file->F_INODE = st.st_ino; | |
909 | } | |
910 | #endif | |
911 | ||
a289addd WD |
912 | if (dirname_len) { |
913 | file->dirname = lastdir = bp; | |
914 | lastdir_len = dirname_len - 1; | |
915 | memcpy(bp, dirname, dirname_len - 1); | |
916 | bp += dirname_len; | |
917 | bp[-1] = '\0'; | |
918 | } else if (dirname) | |
919 | file->dirname = dirname; | |
920 | ||
921 | file->basename = bp; | |
922 | memcpy(bp, basename, basename_len); | |
923 | bp += basename_len; | |
924 | ||
25ff0441 | 925 | #if HAVE_STRUCT_STAT_ST_RDEV |
0d162bd1 WD |
926 | if (preserve_devices && IS_DEVICE(st.st_mode)) |
927 | file->u.rdev = st.st_rdev; | |
928 | #endif | |
929 | ||
930 | #if SUPPORT_LINKS | |
a289addd WD |
931 | if (linkname_len) { |
932 | file->u.link = bp; | |
933 | memcpy(bp, linkname, linkname_len); | |
934 | bp += linkname_len; | |
935 | } | |
0d162bd1 WD |
936 | #endif |
937 | ||
a289addd WD |
938 | if (sum_len) { |
939 | file->u.sum = bp; | |
940 | file_checksum(thisname, bp, st.st_size); | |
941 | /*bp += sum_len;*/ | |
ebed4c3a | 942 | } |
c627d613 | 943 | |
f3c3ed44 | 944 | file->dir.root = flist_dir; |
c627d613 | 945 | |
23f4587f WD |
946 | /* This code is only used by the receiver when it is building |
947 | * a list of files for a delete pass. */ | |
948 | if (keep_dirlinks && linkname_len && flist) { | |
949 | STRUCT_STAT st2; | |
950 | int i = flist_find(received_flist, file); | |
951 | if (i >= 0 && S_ISDIR(received_flist->files[i]->mode) | |
952 | && do_stat(thisname, &st2) == 0 && S_ISDIR(st2.st_mode)) { | |
953 | file->modtime = st2.st_mtime; | |
954 | file->length = st2.st_size; | |
955 | file->mode = st2.st_mode; | |
956 | file->uid = st2.st_uid; | |
957 | file->gid = st2.st_gid; | |
958 | file->u.link = NULL; | |
959 | if (file->link_u.idev) { | |
960 | pool_free(flist->hlink_pool, 0, file->link_u.idev); | |
961 | file->link_u.idev = NULL; | |
962 | } | |
963 | } | |
964 | } | |
965 | ||
3ec4dd97 | 966 | if (!S_ISDIR(st.st_mode)) |
a800434a | 967 | stats.total_size += st.st_size; |
c627d613 | 968 | |
3ec4dd97 | 969 | return file; |
c627d613 AT |
970 | } |
971 | ||
972 | ||
ebed4c3a | 973 | void send_file_name(int f, struct file_list *flist, char *fname, |
1ef00d20 | 974 | int recursive, unsigned short base_flags) |
c627d613 | 975 | { |
ebed4c3a | 976 | struct file_struct *file; |
b7736c79 | 977 | char fbuf[MAXPATHLEN]; |
ebed4c3a | 978 | |
429f9828 | 979 | /* f is set to -1 when calculating deletion file list */ |
9935066b | 980 | file = make_file(fname, flist, |
7842418b | 981 | f == -1 && delete_excluded? SERVER_FILTERS : ALL_FILTERS); |
ebed4c3a MP |
982 | |
983 | if (!file) | |
984 | return; | |
985 | ||
db719fb0 | 986 | maybe_emit_filelist_progress(flist); |
ebed4c3a | 987 | |
d9d6bc52 | 988 | flist_expand(flist); |
ebed4c3a | 989 | |
c120ff37 | 990 | if (file->basename[0]) { |
ebed4c3a MP |
991 | flist->files[flist->count++] = file; |
992 | send_file_entry(file, f, base_flags); | |
993 | } | |
994 | ||
4844449a | 995 | if (recursive && S_ISDIR(file->mode) |
f1773e09 WD |
996 | && !(file->flags & FLAG_MOUNT_POINT) && f_name_to(file, fbuf)) { |
997 | void *save_filters; | |
998 | unsigned int len = strlen(fbuf); | |
999 | if (len > 1 && fbuf[len-1] == '/') | |
1000 | fbuf[--len] = '\0'; | |
1001 | if (len >= MAXPATHLEN - 1) { | |
1002 | io_error |= IOERR_GENERAL; | |
1003 | rprintf(FERROR, "skipping long-named directory: %s\n", | |
1004 | full_fname(fbuf)); | |
1005 | return; | |
1006 | } | |
1007 | save_filters = push_local_filters(fbuf, len); | |
1008 | send_directory(f, flist, fbuf, len); | |
1009 | pop_local_filters(save_filters); | |
ebed4c3a | 1010 | } |
c627d613 AT |
1011 | } |
1012 | ||
1013 | ||
9f125ea7 | 1014 | /* Note that the "recurse" value either contains -1, for infinite recursion, |
134f4338 WD |
1015 | * or a number >= 0 indicating how many levels of recursion we will allow. |
1016 | * This function is normally called by the sender, but the receiving side | |
1017 | * also calls it from delete_in_dir() with f set to -1 so that we just | |
1018 | * construct the file list in memory without sending it over the wire. */ | |
f1773e09 | 1019 | static void send_directory(int f, struct file_list *flist, |
19b2a5d9 | 1020 | char *fbuf, unsigned int len) |
c627d613 | 1021 | { |
3ec4dd97 | 1022 | struct dirent *di; |
3ec4dd97 | 1023 | char *p; |
f1773e09 | 1024 | DIR *d; |
3ec4dd97 | 1025 | |
f1773e09 | 1026 | if (!(d = opendir(fbuf))) { |
06c28400 | 1027 | io_error |= IOERR_GENERAL; |
f1773e09 | 1028 | rsyserr(FERROR, errno, "opendir %s failed", full_fname(fbuf)); |
3ec4dd97 AT |
1029 | return; |
1030 | } | |
c627d613 | 1031 | |
19b2a5d9 WD |
1032 | p = fbuf + len; |
1033 | if (len != 1 || *fbuf != '/') | |
eddd5d12 | 1034 | *p++ = '/'; |
f1773e09 | 1035 | *p = '\0'; |
ebed4c3a | 1036 | |
6a7cc46c | 1037 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 1038 | char *dname = d_name(di); |
6a7cc46c S |
1039 | if (dname[0] == '.' && (dname[1] == '\0' |
1040 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 1041 | continue; |
19b2a5d9 | 1042 | if (strlcpy(p, dname, MAXPATHLEN - len) < MAXPATHLEN - len) { |
9f125ea7 | 1043 | int do_subdirs = recurse >= 1 ? recurse-- : recurse; |
f1773e09 | 1044 | send_file_name(f, flist, fbuf, do_subdirs, 0); |
0f57446d | 1045 | } else { |
eddd5d12 WD |
1046 | io_error |= IOERR_GENERAL; |
1047 | rprintf(FINFO, | |
1048 | "cannot send long-named file %s\n", | |
f1773e09 | 1049 | full_fname(fbuf)); |
eddd5d12 | 1050 | } |
3ec4dd97 | 1051 | } |
6a7cc46c | 1052 | if (errno) { |
06c28400 | 1053 | io_error |= IOERR_GENERAL; |
f1773e09 | 1054 | *p = '\0'; |
71903f60 | 1055 | rsyserr(FERROR, errno, "readdir(%s)", full_fname(fbuf)); |
6a7cc46c | 1056 | } |
c627d613 | 1057 | |
3ec4dd97 | 1058 | closedir(d); |
c627d613 AT |
1059 | } |
1060 | ||
1061 | ||
ebed4c3a | 1062 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 1063 | { |
24d0fcde | 1064 | int l; |
bcacc18b | 1065 | STRUCT_STAT st; |
808c57c3 | 1066 | char *p, *dir, olddir[sizeof curr_dir]; |
ebed4c3a | 1067 | char lastpath[MAXPATHLEN] = ""; |
649d65ed | 1068 | struct file_list *flist; |
31b4d25d | 1069 | struct timeval start_tv, end_tv; |
a800434a | 1070 | int64 start_write; |
24d0fcde | 1071 | int use_ff_fd = 0; |
649d65ed | 1072 | |
134f4338 | 1073 | if (show_filelist_p()) |
1bbd10fe | 1074 | start_filelist_progress("building file list"); |
c627d613 | 1075 | |
a800434a | 1076 | start_write = stats.total_written; |
31b4d25d | 1077 | gettimeofday(&start_tv, NULL); |
a800434a | 1078 | |
134f4338 | 1079 | flist = flist_new(WITH_HLINK, "send_file_list"); |
c627d613 | 1080 | |
134f4338 WD |
1081 | io_start_buffering_out(); |
1082 | if (filesfrom_fd >= 0) { | |
1083 | if (argv[0] && !push_dir(argv[0])) { | |
1084 | rsyserr(FERROR, errno, "push_dir %s failed", | |
1085 | full_fname(argv[0])); | |
1086 | exit_cleanup(RERR_FILESELECT); | |
24d0fcde | 1087 | } |
134f4338 | 1088 | use_ff_fd = 1; |
d6dead6b AT |
1089 | } |
1090 | ||
24d0fcde | 1091 | while (1) { |
fc638474 DD |
1092 | char fname2[MAXPATHLEN]; |
1093 | char *fname = fname2; | |
9f125ea7 | 1094 | int do_subdirs; |
c627d613 | 1095 | |
24d0fcde WD |
1096 | if (use_ff_fd) { |
1097 | if (read_filesfrom_line(filesfrom_fd, fname) == 0) | |
1098 | break; | |
33ffd7c3 | 1099 | sanitize_path(fname, fname, "", 0); |
24d0fcde WD |
1100 | } else { |
1101 | if (argc-- == 0) | |
1102 | break; | |
1103 | strlcpy(fname, *argv++, MAXPATHLEN); | |
1104 | if (sanitize_paths) | |
33ffd7c3 | 1105 | sanitize_path(fname, fname, "", 0); |
24d0fcde | 1106 | } |
c627d613 | 1107 | |
649d65ed | 1108 | l = strlen(fname); |
9f125ea7 | 1109 | if (!l || fname[l - 1] == '/') { |
6931c138 WD |
1110 | if (l == 2 && fname[0] == '.') { |
1111 | /* Turn "./" into just "." rather than "./." */ | |
1112 | fname[1] = '\0'; | |
eddd5d12 WD |
1113 | } else if (l < MAXPATHLEN) { |
1114 | fname[l++] = '.'; | |
1115 | fname[l] = '\0'; | |
53f821f1 | 1116 | } |
649d65ed | 1117 | } |
45478cc7 | 1118 | if (fname[l-1] == '.' && (l == 1 || fname[l-2] == '/')) { |
7e037c42 | 1119 | if (!recurse && xfer_dirs) |
9f125ea7 WD |
1120 | recurse = 1; /* allow one level */ |
1121 | } else if (recurse > 0) | |
1122 | recurse = 0; | |
c627d613 | 1123 | |
314f4591 | 1124 | if (link_stat(fname, &st, keep_dirlinks) != 0) { |
134f4338 WD |
1125 | io_error |= IOERR_GENERAL; |
1126 | rsyserr(FERROR, errno, "link_stat %s failed", | |
1127 | full_fname(fname)); | |
649d65ed AT |
1128 | continue; |
1129 | } | |
c627d613 | 1130 | |
7e037c42 | 1131 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { |
71903f60 WD |
1132 | rprintf(FINFO, "skipping directory %s\n", |
1133 | safe_fname(fname)); | |
649d65ed AT |
1134 | continue; |
1135 | } | |
c627d613 | 1136 | |
649d65ed | 1137 | dir = NULL; |
808c57c3 | 1138 | olddir[0] = '\0'; |
649d65ed AT |
1139 | |
1140 | if (!relative_paths) { | |
ebed4c3a | 1141 | p = strrchr(fname, '/'); |
649d65ed AT |
1142 | if (p) { |
1143 | *p = 0; | |
ebed4c3a | 1144 | if (p == fname) |
649d65ed AT |
1145 | dir = "/"; |
1146 | else | |
ebed4c3a MP |
1147 | dir = fname; |
1148 | fname = p + 1; | |
649d65ed | 1149 | } |
134f4338 | 1150 | } else if (implied_dirs && (p=strrchr(fname,'/')) && p != fname) { |
649d65ed AT |
1151 | /* this ensures we send the intermediate directories, |
1152 | thus getting their permissions right */ | |
2154309a | 1153 | char *lp = lastpath, *fn = fname, *slash = fname; |
649d65ed | 1154 | *p = 0; |
2154309a WD |
1155 | /* Skip any initial directories in our path that we |
1156 | * have in common with lastpath. */ | |
1157 | while (*fn && *lp == *fn) { | |
1158 | if (*fn == '/') | |
1159 | slash = fn; | |
1160 | lp++, fn++; | |
1161 | } | |
1162 | *p = '/'; | |
1163 | if (fn != p || (*lp && *lp != '/')) { | |
0f57446d | 1164 | int save_copy_links = copy_links; |
7e037c42 | 1165 | int save_xfer_dirs = xfer_dirs; |
2154309a | 1166 | copy_links = copy_unsafe_links; |
7e037c42 | 1167 | xfer_dirs = 1; |
2154309a WD |
1168 | while ((slash = strchr(slash+1, '/')) != 0) { |
1169 | *slash = 0; | |
1170 | send_file_name(f, flist, fname, 0, 0); | |
1171 | *slash = '/'; | |
649d65ed | 1172 | } |
0f57446d | 1173 | copy_links = save_copy_links; |
7e037c42 | 1174 | xfer_dirs = save_xfer_dirs; |
2154309a WD |
1175 | *p = 0; |
1176 | strlcpy(lastpath, fname, sizeof lastpath); | |
649d65ed AT |
1177 | *p = '/'; |
1178 | } | |
1179 | } | |
ebed4c3a | 1180 | |
649d65ed AT |
1181 | if (!*fname) |
1182 | fname = "."; | |
ebed4c3a | 1183 | |
649d65ed | 1184 | if (dir && *dir) { |
882e6893 WD |
1185 | static char *lastdir; |
1186 | static int lastdir_len; | |
1187 | ||
808c57c3 | 1188 | strcpy(olddir, curr_dir); /* can't overflow */ |
5243c216 | 1189 | |
808c57c3 | 1190 | if (!push_dir(dir)) { |
06c28400 | 1191 | io_error |= IOERR_GENERAL; |
d62bcc17 WD |
1192 | rsyserr(FERROR, errno, "push_dir %s failed", |
1193 | full_fname(dir)); | |
649d65ed AT |
1194 | continue; |
1195 | } | |
5243c216 | 1196 | |
882e6893 WD |
1197 | if (lastdir && strcmp(lastdir, dir) == 0) { |
1198 | flist_dir = lastdir; | |
1199 | flist_dir_len = lastdir_len; | |
1200 | } else { | |
882e6893 WD |
1201 | flist_dir = lastdir = strdup(dir); |
1202 | flist_dir_len = lastdir_len = strlen(dir); | |
1203 | } | |
2bca43f6 | 1204 | } |
ebed4c3a | 1205 | |
2bca43f6 | 1206 | if (one_file_system) |
45478cc7 | 1207 | filesystem_dev = st.st_dev; |
2bca43f6 | 1208 | |
9f125ea7 | 1209 | do_subdirs = recurse >= 1 ? recurse-- : recurse; |
ee3751c8 | 1210 | send_file_name(f, flist, fname, do_subdirs, XMIT_TOP_DIR); |
2bca43f6 | 1211 | |
808c57c3 | 1212 | if (olddir[0]) { |
649d65ed | 1213 | flist_dir = NULL; |
882e6893 | 1214 | flist_dir_len = 0; |
808c57c3 | 1215 | if (!pop_dir(olddir)) { |
d62bcc17 WD |
1216 | rsyserr(FERROR, errno, "pop_dir %s failed", |
1217 | full_fname(dir)); | |
65417579 | 1218 | exit_cleanup(RERR_FILESELECT); |
649d65ed | 1219 | } |
649d65ed | 1220 | } |
649d65ed | 1221 | } |
dc5ddbcc | 1222 | |
134f4338 WD |
1223 | gettimeofday(&end_tv, NULL); |
1224 | stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
1225 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
1226 | if (stats.flist_buildtime == 0) | |
1227 | stats.flist_buildtime = 1; | |
1228 | start_tv = end_tv; | |
31b4d25d | 1229 | |
134f4338 | 1230 | send_file_entry(NULL, f, 0); |
c627d613 | 1231 | |
134f4338 WD |
1232 | if (show_filelist_p()) |
1233 | finish_filelist_progress(flist); | |
31b4d25d | 1234 | |
134f4338 WD |
1235 | gettimeofday(&end_tv, NULL); |
1236 | stats.flist_xfertime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
1237 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
ebed4c3a | 1238 | |
7cf8e8d0 | 1239 | if (flist->hlink_pool) { |
9935066b S |
1240 | pool_destroy(flist->hlink_pool); |
1241 | flist->hlink_pool = NULL; | |
1242 | } | |
1243 | ||
827c37f6 | 1244 | clean_flist(flist, 0, 0); |
ebed4c3a | 1245 | |
134f4338 WD |
1246 | /* Now send the uid/gid list. This was introduced in |
1247 | * protocol version 15 */ | |
1248 | send_uid_list(f); | |
f6c34742 | 1249 | |
134f4338 WD |
1250 | /* send the io_error flag */ |
1251 | write_int(f, lp_ignore_errors(module_id) ? 0 : io_error); | |
6ba9279f | 1252 | |
134f4338 WD |
1253 | io_end_buffering(); |
1254 | stats.flist_size = stats.total_written - start_write; | |
1255 | stats.num_files = flist->count; | |
d6dead6b | 1256 | |
cefed3e8 | 1257 | if (verbose > 3) |
134f4338 | 1258 | output_flist(flist, who_am_i()); |
cefed3e8 | 1259 | |
17faa41c | 1260 | if (verbose > 2) |
ebed4c3a | 1261 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 1262 | |
649d65ed | 1263 | return flist; |
c627d613 AT |
1264 | } |
1265 | ||
1266 | ||
1267 | struct file_list *recv_file_list(int f) | |
1268 | { | |
ebed4c3a | 1269 | struct file_list *flist; |
1ef00d20 | 1270 | unsigned short flags; |
ebed4c3a | 1271 | int64 start_read; |
c627d613 | 1272 | |
1bbd10fe DD |
1273 | if (show_filelist_p()) |
1274 | start_filelist_progress("receiving file list"); | |
c627d613 | 1275 | |
ebed4c3a | 1276 | start_read = stats.total_read; |
a800434a | 1277 | |
9935066b | 1278 | flist = flist_new(WITH_HLINK, "recv_file_list"); |
23f4587f | 1279 | received_flist = flist; |
c627d613 | 1280 | |
ebed4c3a MP |
1281 | flist->count = 0; |
1282 | flist->malloced = 1000; | |
58cadc86 | 1283 | flist->files = new_array(struct file_struct *, flist->malloced); |
ebed4c3a MP |
1284 | if (!flist->files) |
1285 | goto oom; | |
c627d613 AT |
1286 | |
1287 | ||
1ef00d20 | 1288 | while ((flags = read_byte(f)) != 0) { |
5d2c5c4c | 1289 | int i = flist->count; |
dbda5fbf | 1290 | |
d9d6bc52 | 1291 | flist_expand(flist); |
c627d613 | 1292 | |
d01d15e0 | 1293 | if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS)) |
75bc8600 | 1294 | flags |= read_byte(f) << 8; |
f3c3ed44 | 1295 | receive_file_entry(flist, i, flags, f); |
c627d613 | 1296 | |
ebed4c3a MP |
1297 | if (S_ISREG(flist->files[i]->mode)) |
1298 | stats.total_size += flist->files[i]->length; | |
c627d613 | 1299 | |
ebed4c3a | 1300 | flist->count++; |
c627d613 | 1301 | |
db719fb0 | 1302 | maybe_emit_filelist_progress(flist); |
1bbd10fe | 1303 | |
8018edd3 | 1304 | if (verbose > 2) { |
ebed4c3a | 1305 | rprintf(FINFO, "recv_file_name(%s)\n", |
71903f60 | 1306 | safe_fname(f_name(flist->files[i]))); |
8018edd3 | 1307 | } |
ebed4c3a | 1308 | } |
f3c3ed44 | 1309 | receive_file_entry(NULL, 0, 0, 0); /* Signal that we're done. */ |
c627d613 | 1310 | |
ebed4c3a MP |
1311 | if (verbose > 2) |
1312 | rprintf(FINFO, "received %d names\n", flist->count); | |
c627d613 | 1313 | |
b7736c79 | 1314 | if (show_filelist_p()) |
1bbd10fe | 1315 | finish_filelist_progress(flist); |
a06d19e3 | 1316 | |
983b1ed3 WD |
1317 | clean_flist(flist, relative_paths, 1); |
1318 | ||
785db4ce WD |
1319 | if (f != -1) { |
1320 | /* Now send the uid/gid list. This was introduced in | |
1321 | * protocol version 15 */ | |
ebed4c3a | 1322 | recv_uid_list(f, flist); |
f6c34742 | 1323 | |
b9f592fb WD |
1324 | /* Recv the io_error flag */ |
1325 | if (lp_ignore_errors(module_id) || ignore_errors) | |
1326 | read_int(f); | |
1327 | else | |
1328 | io_error |= read_int(f); | |
ebed4c3a | 1329 | } |
6ba9279f | 1330 | |
cefed3e8 | 1331 | if (verbose > 3) |
48ea74bf | 1332 | output_flist(flist, who_am_i()); |
cefed3e8 | 1333 | |
ebed4c3a MP |
1334 | if (list_only) { |
1335 | int i; | |
b7736c79 | 1336 | for (i = 0; i < flist->count; i++) |
ebed4c3a | 1337 | list_file_entry(flist->files[i]); |
ebed4c3a | 1338 | } |
f7632fc6 | 1339 | |
ebed4c3a MP |
1340 | if (verbose > 2) |
1341 | rprintf(FINFO, "recv_file_list done\n"); | |
17faa41c | 1342 | |
ebed4c3a MP |
1343 | stats.flist_size = stats.total_read - start_read; |
1344 | stats.num_files = flist->count; | |
a800434a | 1345 | |
ebed4c3a | 1346 | return flist; |
c627d613 | 1347 | |
3e491682 | 1348 | oom: |
ebed4c3a MP |
1349 | out_of_memory("recv_file_list"); |
1350 | return NULL; /* not reached */ | |
c627d613 AT |
1351 | } |
1352 | ||
1353 | ||
14698a3a | 1354 | static int file_compare(struct file_struct **file1, struct file_struct **file2) |
c627d613 | 1355 | { |
14698a3a | 1356 | return f_name_cmp(*file1, *file2); |
c627d613 AT |
1357 | } |
1358 | ||
1359 | ||
2f3cad89 | 1360 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 1361 | { |
f3c3ed44 WD |
1362 | int low = flist->low, high = flist->high; |
1363 | int ret, mid, mid_up; | |
1364 | ||
1365 | while (low <= high) { | |
1366 | mid = (low + high) / 2; | |
1367 | for (mid_up = mid; !flist->files[mid_up]->basename; mid_up++) {} | |
1368 | if (mid_up <= high) | |
14698a3a | 1369 | ret = f_name_cmp(flist->files[mid_up], f); |
f3c3ed44 WD |
1370 | else |
1371 | ret = 1; | |
ebed4c3a | 1372 | if (ret == 0) |
f3c3ed44 | 1373 | return mid_up; |
b7736c79 | 1374 | if (ret > 0) |
f3c3ed44 | 1375 | high = mid - 1; |
b7736c79 | 1376 | else |
f3c3ed44 | 1377 | low = mid_up + 1; |
d966ee25 | 1378 | } |
d966ee25 | 1379 | return -1; |
c627d613 AT |
1380 | } |
1381 | ||
3ec4dd97 | 1382 | /* |
9935066b S |
1383 | * Free up any resources a file_struct has allocated |
1384 | * and clear the file. | |
3ec4dd97 | 1385 | */ |
9935066b | 1386 | void clear_file(int i, struct file_list *flist) |
c627d613 | 1387 | { |
9935066b S |
1388 | if (flist->hlink_pool && flist->files[i]->link_u.idev) |
1389 | pool_free(flist->hlink_pool, 0, flist->files[i]->link_u.idev); | |
1390 | memset(flist->files[i], 0, file_struct_len); | |
3ec4dd97 | 1391 | } |
c627d613 | 1392 | |
c627d613 | 1393 | |
3d382777 AT |
1394 | /* |
1395 | * allocate a new file list | |
1396 | */ | |
9935066b | 1397 | struct file_list *flist_new(int with_hlink, char *msg) |
3d382777 AT |
1398 | { |
1399 | struct file_list *flist; | |
1400 | ||
58cadc86 | 1401 | flist = new(struct file_list); |
ebed4c3a | 1402 | if (!flist) |
9935066b | 1403 | out_of_memory(msg); |
3d382777 | 1404 | |
9935066b S |
1405 | memset(flist, 0, sizeof (struct file_list)); |
1406 | ||
1407 | if (!(flist->file_pool = pool_create(FILE_EXTENT, 0, | |
1408 | out_of_memory, POOL_INTERN))) | |
1409 | out_of_memory(msg); | |
1410 | ||
1411 | #if SUPPORT_HARD_LINKS | |
1412 | if (with_hlink && preserve_hard_links) { | |
3e491682 | 1413 | if (!(flist->hlink_pool = pool_create(HLINK_EXTENT, |
9935066b S |
1414 | sizeof (struct idev), out_of_memory, POOL_INTERN))) |
1415 | out_of_memory(msg); | |
1416 | } | |
1417 | #endif | |
d9d6bc52 | 1418 | |
3d382777 AT |
1419 | return flist; |
1420 | } | |
ebed4c3a | 1421 | |
3ec4dd97 AT |
1422 | /* |
1423 | * free up all elements in a flist | |
1424 | */ | |
1425 | void flist_free(struct file_list *flist) | |
1426 | { | |
9935066b S |
1427 | pool_destroy(flist->file_pool); |
1428 | pool_destroy(flist->hlink_pool); | |
3ec4dd97 | 1429 | free(flist->files); |
3ec4dd97 | 1430 | free(flist); |
c627d613 AT |
1431 | } |
1432 | ||
1433 | ||
1434 | /* | |
1435 | * This routine ensures we don't have any duplicate names in our file list. | |
dbda5fbf | 1436 | * duplicate names can cause corruption because of the pipelining |
c627d613 | 1437 | */ |
827c37f6 | 1438 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups) |
c627d613 | 1439 | { |
6931c138 | 1440 | int i, prev_i = 0; |
c627d613 | 1441 | |
ebed4c3a | 1442 | if (!flist || flist->count == 0) |
3ec4dd97 | 1443 | return; |
3ec4dd97 | 1444 | |
ebed4c3a | 1445 | qsort(flist->files, flist->count, |
a4a7e64c | 1446 | sizeof flist->files[0], (int (*)())file_compare); |
ebed4c3a | 1447 | |
827c37f6 | 1448 | for (i = no_dups? 0 : flist->count; i < flist->count; i++) { |
b91b50c0 | 1449 | if (flist->files[i]->basename) { |
6931c138 | 1450 | prev_i = i; |
b91b50c0 WD |
1451 | break; |
1452 | } | |
1453 | } | |
f3c3ed44 | 1454 | flist->low = prev_i; |
b91b50c0 WD |
1455 | while (++i < flist->count) { |
1456 | if (!flist->files[i]->basename) | |
1457 | continue; | |
8018edd3 | 1458 | if (f_name_cmp(flist->files[i], flist->files[prev_i]) == 0) { |
b91b50c0 | 1459 | if (verbose > 1 && !am_server) { |
ebed4c3a MP |
1460 | rprintf(FINFO, |
1461 | "removing duplicate name %s from file list %d\n", | |
71903f60 | 1462 | safe_fname(f_name(flist->files[i])), i); |
b91b50c0 | 1463 | } |
6931c138 | 1464 | /* Make sure that if we unduplicate '.', that we don't |
ee3751c8 WD |
1465 | * lose track of a user-specified top directory. */ |
1466 | if (flist->files[i]->flags & FLAG_TOP_DIR) | |
1467 | flist->files[prev_i]->flags |= FLAG_TOP_DIR; | |
9935066b S |
1468 | |
1469 | clear_file(i, flist); | |
728d0922 | 1470 | } else |
6931c138 | 1471 | prev_i = i; |
3ec4dd97 | 1472 | } |
f3c3ed44 | 1473 | flist->high = prev_i; |
0199b05f AT |
1474 | |
1475 | if (strip_root) { | |
1476 | /* we need to strip off the root directory in the case | |
1477 | of relative paths, but this must be done _after_ | |
1478 | the sorting phase */ | |
ebed4c3a | 1479 | for (i = 0; i < flist->count; i++) { |
0199b05f AT |
1480 | if (flist->files[i]->dirname && |
1481 | flist->files[i]->dirname[0] == '/') { | |
1482 | memmove(&flist->files[i]->dirname[0], | |
1483 | &flist->files[i]->dirname[1], | |
1484 | strlen(flist->files[i]->dirname)); | |
1485 | } | |
ebed4c3a MP |
1486 | |
1487 | if (flist->files[i]->dirname && | |
0199b05f AT |
1488 | !flist->files[i]->dirname[0]) { |
1489 | flist->files[i]->dirname = NULL; | |
1490 | } | |
1491 | } | |
1492 | } | |
cefed3e8 | 1493 | } |
0199b05f | 1494 | |
48ea74bf | 1495 | static void output_flist(struct file_list *flist, const char *whose_list) |
cefed3e8 | 1496 | { |
f3c3ed44 | 1497 | char uidbuf[16], gidbuf[16], depthbuf[16]; |
cefed3e8 WD |
1498 | struct file_struct *file; |
1499 | int i; | |
0199b05f | 1500 | |
ebed4c3a | 1501 | for (i = 0; i < flist->count; i++) { |
cefed3e8 | 1502 | file = flist->files[i]; |
56194bcd | 1503 | if ((am_root || am_sender) && preserve_uid) |
f05f993e WD |
1504 | sprintf(uidbuf, " uid=%ld", (long)file->uid); |
1505 | else | |
1506 | *uidbuf = '\0'; | |
cefed3e8 | 1507 | if (preserve_gid && file->gid != GID_NONE) |
f05f993e WD |
1508 | sprintf(gidbuf, " gid=%ld", (long)file->gid); |
1509 | else | |
1510 | *gidbuf = '\0'; | |
f3c3ed44 WD |
1511 | if (!am_sender) |
1512 | sprintf(depthbuf, "%d", file->dir.depth); | |
14698a3a | 1513 | rprintf(FINFO, "[%s] i=%d %s %s%s%s%s mode=0%o len=%.0f%s%s flags=%x\n", |
f3c3ed44 | 1514 | whose_list, i, am_sender ? NS(file->dir.root) : depthbuf, |
71903f60 | 1515 | file->dirname ? safe_fname(file->dirname) : "", |
14698a3a WD |
1516 | file->dirname ? "/" : "", NS(file->basename), |
1517 | S_ISDIR(file->mode) ? "/" : "", (int)file->mode, | |
f3c3ed44 | 1518 | (double)file->length, uidbuf, gidbuf, file->flags); |
0199b05f | 1519 | } |
3ec4dd97 AT |
1520 | } |
1521 | ||
1522 | ||
2f3cad89 | 1523 | enum fnc_state { fnc_DIR, fnc_SLASH, fnc_BASE, fnc_TRAILING }; |
8018edd3 | 1524 | |
2f3cad89 WD |
1525 | /* Compare the names of two file_struct entities, similar to how strcmp() |
1526 | * would do if it were operating on the joined strings. The only difference | |
1527 | * is that, beginning with protocol_version 29, a directory name will always | |
1528 | * sort immediately prior to its contents (previously "foo." would sort in | |
1529 | * between directory "foo" and "foo/bar"). We do this by assuming that a dir | |
1530 | * has a trailing slash for comparison purposes, but only if we aren't about | |
1531 | * to match a file of the same name (because we need all identically named | |
1532 | * items to match each other). The dirname component can be an empty string, | |
1533 | * but the basename component cannot (and never is in the current codebase). | |
1534 | * The basename component may be NULL, in which case it is sorted to the end | |
1535 | * of the list (as a removed item). */ | |
8018edd3 | 1536 | int f_name_cmp(struct file_struct *f1, struct file_struct *f2) |
3ec4dd97 | 1537 | { |
8018edd3 WD |
1538 | int dif; |
1539 | const uchar *c1, *c2; | |
1ef00d20 | 1540 | enum fnc_state state1, state2; |
8018edd3 WD |
1541 | |
1542 | if (!f1 || !f1->basename) { | |
1543 | if (!f2 || !f2->basename) | |
1544 | return 0; | |
1545 | return -1; | |
1546 | } | |
1547 | if (!f2 || !f2->basename) | |
1548 | return 1; | |
1549 | ||
14698a3a WD |
1550 | c1 = (uchar*)f1->dirname; |
1551 | c2 = (uchar*)f2->dirname; | |
1552 | if (c1 == c2) | |
1553 | c1 = c2 = NULL; | |
1554 | if (!c1) { | |
8018edd3 | 1555 | state1 = fnc_BASE; |
e90b8ace | 1556 | c1 = (uchar*)f1->basename; |
080ddf58 WD |
1557 | } else if (!*c1) { |
1558 | state1 = fnc_SLASH; | |
1559 | c1 = (uchar*)"/"; | |
728d0922 | 1560 | } else |
1ef00d20 | 1561 | state1 = fnc_DIR; |
14698a3a | 1562 | if (!c2) { |
8018edd3 | 1563 | state2 = fnc_BASE; |
e90b8ace | 1564 | c2 = (uchar*)f2->basename; |
080ddf58 WD |
1565 | } else if (!*c2) { |
1566 | state2 = fnc_SLASH; | |
1567 | c2 = (uchar*)"/"; | |
728d0922 | 1568 | } else |
1ef00d20 | 1569 | state2 = fnc_DIR; |
8018edd3 WD |
1570 | |
1571 | while (1) { | |
1572 | if ((dif = (int)*c1 - (int)*c2) != 0) | |
1573 | break; | |
1574 | if (!*++c1) { | |
1575 | switch (state1) { | |
1576 | case fnc_DIR: | |
1577 | state1 = fnc_SLASH; | |
e90b8ace | 1578 | c1 = (uchar*)"/"; |
8018edd3 WD |
1579 | break; |
1580 | case fnc_SLASH: | |
1581 | state1 = fnc_BASE; | |
e90b8ace | 1582 | c1 = (uchar*)f1->basename; |
8018edd3 WD |
1583 | break; |
1584 | case fnc_BASE: | |
2f3cad89 WD |
1585 | state1 = fnc_TRAILING; |
1586 | if (protocol_version >= 29 && S_ISDIR(f1->mode)) | |
1587 | c1 = (uchar*)"/"; | |
1588 | break; | |
1589 | case fnc_TRAILING: | |
8018edd3 WD |
1590 | break; |
1591 | } | |
1592 | } | |
1593 | if (!*++c2) { | |
1594 | switch (state2) { | |
1595 | case fnc_DIR: | |
1596 | state2 = fnc_SLASH; | |
e90b8ace | 1597 | c2 = (uchar*)"/"; |
8018edd3 WD |
1598 | break; |
1599 | case fnc_SLASH: | |
1600 | state2 = fnc_BASE; | |
e90b8ace | 1601 | c2 = (uchar*)f2->basename; |
8018edd3 WD |
1602 | break; |
1603 | case fnc_BASE: | |
2f3cad89 | 1604 | if (state1 == fnc_TRAILING) |
8018edd3 | 1605 | return 0; |
2f3cad89 WD |
1606 | state2 = fnc_TRAILING; |
1607 | if (protocol_version >= 29 && S_ISDIR(f2->mode)) | |
1608 | c2 = (uchar*)"/"; | |
1609 | break; | |
1610 | case fnc_TRAILING: | |
8018edd3 WD |
1611 | break; |
1612 | } | |
1613 | } | |
1614 | } | |
1615 | ||
1616 | return dif; | |
1617 | } | |
1618 | ||
3ec4dd97 | 1619 | |
8018edd3 | 1620 | /* Return a copy of the full filename of a flist entry, using the indicated |
882e6893 WD |
1621 | * buffer. No size-checking is done because we checked the size when creating |
1622 | * the file_struct entry. | |
8018edd3 | 1623 | */ |
882e6893 | 1624 | char *f_name_to(struct file_struct *f, char *fbuf) |
8018edd3 | 1625 | { |
ebed4c3a MP |
1626 | if (!f || !f->basename) |
1627 | return NULL; | |
3ec4dd97 | 1628 | |
3ec4dd97 | 1629 | if (f->dirname) { |
882e6893 WD |
1630 | int len = strlen(f->dirname); |
1631 | memcpy(fbuf, f->dirname, len); | |
1632 | fbuf[len] = '/'; | |
1633 | strcpy(fbuf + len + 1, f->basename); | |
8018edd3 | 1634 | } else |
882e6893 | 1635 | strcpy(fbuf, f->basename); |
b7736c79 | 1636 | return fbuf; |
8018edd3 | 1637 | } |
e03dfae5 | 1638 | |
3ec4dd97 | 1639 | |
45478cc7 | 1640 | /* Like f_name_to(), but we rotate through 5 static buffers of our own. */ |
8018edd3 WD |
1641 | char *f_name(struct file_struct *f) |
1642 | { | |
1643 | static char names[5][MAXPATHLEN]; | |
1644 | static unsigned int n; | |
1645 | ||
1646 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
1647 | ||
882e6893 | 1648 | return f_name_to(f, names[n]); |
c627d613 | 1649 | } |
649f8742 | 1650 | |
45478cc7 | 1651 | |
649f8742 WD |
1652 | static int is_backup_file(char *fn) |
1653 | { | |
1654 | int k = strlen(fn) - backup_suffix_len; | |
1655 | return k > 0 && strcmp(fn+k, backup_suffix) == 0; | |
1656 | } | |
1657 | ||
45478cc7 | 1658 | |
ee3751c8 WD |
1659 | /* This function is used to implement per-directory deletion, and |
1660 | * is used by all the --delete-WHEN options. Note that the fbuf | |
1661 | * pointer must point to a MAXPATHLEN buffer with the name of the | |
1662 | * directory in it (the functions we call will append names onto | |
1663 | * the end, but the old dir value will be restored on exit). */ | |
1664 | void delete_in_dir(struct file_list *flist, char *fbuf, | |
1665 | struct file_struct *file) | |
649f8742 | 1666 | { |
14698a3a WD |
1667 | static int min_depth = MAXPATHLEN, cur_depth = -1; |
1668 | static void *filt_array[MAXPATHLEN/2+1]; | |
45478cc7 WD |
1669 | struct file_list *dir_list; |
1670 | STRUCT_STAT st; | |
ee3751c8 | 1671 | int dlen; |
19b2a5d9 WD |
1672 | |
1673 | if (!flist) { | |
14698a3a WD |
1674 | while (cur_depth >= min_depth) |
1675 | pop_local_filters(filt_array[cur_depth--]); | |
1676 | min_depth = MAXPATHLEN; | |
1677 | cur_depth = -1; | |
19b2a5d9 WD |
1678 | return; |
1679 | } | |
ee3751c8 | 1680 | if (file->dir.depth >= MAXPATHLEN/2+1) |
14698a3a | 1681 | return; /* Impossible... */ |
649f8742 WD |
1682 | |
1683 | if (max_delete && deletion_count >= max_delete) | |
1684 | return; | |
1685 | ||
1686 | if (io_error && !(lp_ignore_errors(module_id) || ignore_errors)) { | |
f1773e09 | 1687 | rprintf(FINFO, |
4ccfd96c | 1688 | "IO error encountered -- skipping file deletion\n"); |
649f8742 WD |
1689 | max_delete = -1; /* avoid duplicating the above warning */ |
1690 | return; | |
1691 | } | |
1692 | ||
ee3751c8 | 1693 | while (cur_depth >= file->dir.depth && cur_depth >= min_depth) |
14698a3a | 1694 | pop_local_filters(filt_array[cur_depth--]); |
ee3751c8 | 1695 | cur_depth = file->dir.depth; |
14698a3a WD |
1696 | if (min_depth > cur_depth) |
1697 | min_depth = cur_depth; | |
ee3751c8 | 1698 | dlen = strlen(fbuf); |
14698a3a | 1699 | filt_array[cur_depth] = push_local_filters(fbuf, dlen); |
f1773e09 | 1700 | |
14698a3a | 1701 | if (link_stat(fbuf, &st, keep_dirlinks) < 0) |
776b9d1c WD |
1702 | return; |
1703 | ||
ee3751c8 | 1704 | if (one_file_system && file->flags & FLAG_TOP_DIR) |
776b9d1c WD |
1705 | filesystem_dev = st.st_dev; |
1706 | ||
45478cc7 | 1707 | dir_list = flist_new(WITHOUT_HLINK, "delete_in_dir"); |
f1773e09 WD |
1708 | |
1709 | recurse = 0; | |
19b2a5d9 | 1710 | send_directory(-1, dir_list, fbuf, dlen); |
f1773e09 | 1711 | recurse = -1; |
14698a3a | 1712 | fbuf[dlen] = '\0'; |
45478cc7 WD |
1713 | |
1714 | if (verbose > 3) | |
1715 | output_flist(dir_list, "delete"); | |
1716 | ||
14698a3a | 1717 | delete_missing(flist, dir_list, fbuf); |
45478cc7 WD |
1718 | |
1719 | flist_free(dir_list); | |
1720 | } | |
1721 | ||
649f8742 | 1722 | |
45478cc7 WD |
1723 | /* If an item in dir_list is not found in full_list, delete it from the |
1724 | * filesystem. */ | |
1725 | void delete_missing(struct file_list *full_list, struct file_list *dir_list, | |
1726 | const char *dirname) | |
1727 | { | |
1728 | int i, j, mode; | |
1729 | ||
1730 | if (max_delete && deletion_count >= max_delete) | |
649f8742 WD |
1731 | return; |
1732 | ||
14698a3a WD |
1733 | if (verbose > 2) |
1734 | rprintf(FINFO, "delete_missing(%s)\n", safe_fname(dirname)); | |
649f8742 | 1735 | |
f1773e09 | 1736 | for (i = dir_list->count; i--; ) { |
45478cc7 | 1737 | if (!dir_list->files[i]->basename) |
649f8742 | 1738 | continue; |
45478cc7 WD |
1739 | mode = dir_list->files[i]->mode; |
1740 | if ((j = flist_find(full_list, dir_list->files[i])) < 0 | |
2f3cad89 | 1741 | || (S_ISDIR(mode) && !S_ISDIR(full_list->files[j]->mode))) { |
45478cc7 | 1742 | char *f = f_name(dir_list->files[i]); |
649f8742 WD |
1743 | if (make_backups && (backup_dir || !is_backup_file(f)) |
1744 | && !S_ISDIR(mode)) { | |
1745 | make_backup(f); | |
1746 | if (verbose) { | |
1747 | rprintf(FINFO, "deleting %s\n", | |
1748 | safe_fname(f)); | |
1749 | } | |
eb9b2e53 WD |
1750 | } else if (S_ISDIR(mode)) |
1751 | delete_file(f, DEL_DIR | DEL_FORCE_RECURSE); | |
1752 | else | |
f1773e09 | 1753 | delete_file(f, 0); |
649f8742 | 1754 | deletion_count++; |
45478cc7 WD |
1755 | if (max_delete && deletion_count >= max_delete) |
1756 | break; | |
649f8742 WD |
1757 | } |
1758 | } | |
649f8742 | 1759 | } |