Commit | Line | Data |
---|---|---|
0f78b815 WD |
1 | /* |
2 | * Routines that are exclusive to the generator process. | |
3 | * | |
4 | * Copyright (C) 1996-2000 Andrew Tridgell | |
5 | * Copyright (C) 1996 Paul Mackerras | |
6 | * Copyright (C) 2002 Martin Pool <mbp@samba.org> | |
ba2133d6 | 7 | * Copyright (C) 2003-2007 Wayne Davison |
0f78b815 WD |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
8e41b68e WD |
10 | * it under the terms of the GNU General Public License as published by |
11 | * the Free Software Foundation; either version 3 of the License, or | |
12 | * (at your option) any later version. | |
0f78b815 WD |
13 | * |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
e7c67065 | 19 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 20 | * with this program; if not, visit the http://fsf.org website. |
0f78b815 | 21 | */ |
2f03f956 AT |
22 | |
23 | #include "rsync.h" | |
24 | ||
25 | extern int verbose; | |
26 | extern int dry_run; | |
beb51aa0 | 27 | extern int do_xfers; |
17bda2d1 | 28 | extern int stdout_format_has_i; |
ecc7623e | 29 | extern int logfile_format_has_i; |
6c3862fa WD |
30 | extern int am_root; |
31 | extern int am_server; | |
32 | extern int am_daemon; | |
3ea6e0e7 | 33 | extern int inc_recurse; |
083acd49 | 34 | extern int do_progress; |
2f03f956 | 35 | extern int relative_paths; |
ccb16b46 | 36 | extern int implied_dirs; |
716e73d4 | 37 | extern int keep_dirlinks; |
1c3344a1 | 38 | extern int preserve_acls; |
16edf865 | 39 | extern int preserve_xattrs; |
2f03f956 | 40 | extern int preserve_links; |
2f03f956 | 41 | extern int preserve_devices; |
b5c6a6ae | 42 | extern int preserve_specials; |
2f03f956 | 43 | extern int preserve_hard_links; |
6744b62d | 44 | extern int preserve_perms; |
3ea9bbd6 WD |
45 | extern int preserve_times; |
46 | extern int omit_dir_times; | |
9b25ef35 WD |
47 | extern int uid_ndx; |
48 | extern int gid_ndx; | |
e35d9f2d | 49 | extern int delete_mode; |
59faec8b | 50 | extern int delete_before; |
fa13f396 | 51 | extern int delete_during; |
59faec8b | 52 | extern int delete_after; |
7730114b | 53 | extern int msgdone_cnt; |
59faec8b | 54 | extern int ignore_errors; |
47c11975 | 55 | extern int remove_source_files; |
70352269 | 56 | extern int delay_updates; |
2f03f956 | 57 | extern int update_only; |
e90aab49 WD |
58 | extern int ignore_existing; |
59 | extern int ignore_non_existing; | |
cd6aa5b5 | 60 | extern int inplace; |
6cc11982 | 61 | extern int append_mode; |
cd6aa5b5 | 62 | extern int make_backups; |
2f03f956 AT |
63 | extern int csum_length; |
64 | extern int ignore_times; | |
f83f0548 | 65 | extern int size_only; |
7d1bfaf7 | 66 | extern OFF_T max_size; |
02b5cb23 | 67 | extern OFF_T min_size; |
59faec8b | 68 | extern int io_error; |
f3d6d480 | 69 | extern int flist_eof; |
ac40b747 | 70 | extern int allowed_lull; |
ee1d11c4 | 71 | extern int sock_f_out; |
9ac2395b | 72 | extern int ignore_timeout; |
d04e9c51 | 73 | extern int protocol_version; |
f3d6d480 | 74 | extern int file_total; |
8e85be0a | 75 | extern int fuzzy_basis; |
2f03f956 | 76 | extern int always_checksum; |
cfe39780 | 77 | extern int checksum_len; |
a7260c40 | 78 | extern char *partial_dir; |
b7e8628c | 79 | extern char *basis_dir[]; |
2be2fb3e | 80 | extern int compare_dest; |
967866d4 | 81 | extern int copy_dest; |
59c95e42 | 82 | extern int link_dest; |
5774786f | 83 | extern int whole_file; |
5774786f | 84 | extern int list_only; |
1ef5bf3c | 85 | extern int new_root_dir; |
b9f592fb | 86 | extern int read_batch; |
5774786f | 87 | extern int safe_symlinks; |
a255c592 | 88 | extern long block_size; /* "long" because popt can't set an int32. */ |
59faec8b WD |
89 | extern int max_delete; |
90 | extern int force_delete; | |
0e82af2d | 91 | extern int one_file_system; |
6c3862fa | 92 | extern struct stats stats; |
0e82af2d | 93 | extern dev_t filesystem_dev; |
1c3344a1 | 94 | extern mode_t orig_umask; |
59faec8b WD |
95 | extern char *backup_dir; |
96 | extern char *backup_suffix; | |
97 | extern int backup_suffix_len; | |
f3d6d480 | 98 | extern struct file_list *cur_flist, *first_flist, *dir_flist; |
7842418b | 99 | extern struct filter_list_struct server_filter_list; |
332cf6df WD |
100 | #ifdef ICONV_OPTION |
101 | extern int ic_ndx; | |
102 | #endif | |
97f9dcae | 103 | |
146c2c36 WD |
104 | int ignore_perishable = 0; |
105 | int non_perishable_cnt = 0; | |
18979194 | 106 | int maybe_ATTRS_REPORT = 0; |
146c2c36 | 107 | |
f3d6d480 | 108 | static dev_t dev_zero; |
59faec8b | 109 | static int deletion_count = 0; /* used to implement --max-delete */ |
20319fd9 WD |
110 | static int deldelay_size = 0, deldelay_cnt = 0; |
111 | static char *deldelay_buf = NULL; | |
112 | static int deldelay_fd = -1; | |
7730114b WD |
113 | static int lull_mod; |
114 | static int dir_tweaking; | |
115 | static int need_retouch_dir_times; | |
e5bf3b58 | 116 | static int need_retouch_dir_perms; |
7730114b | 117 | static const char *solo_file = NULL; |
59faec8b | 118 | |
88897638 | 119 | /* For calling delete_item() and delete_dir_contents(). */ |
c6fadc0e | 120 | #define DEL_RECURSE (1<<1) /* recurse */ |
88897638 | 121 | #define DEL_DIR_IS_EMPTY (1<<2) /* internal delete_FUNCTIONS use only */ |
d71dad3b | 122 | |
116a4769 WD |
123 | enum nonregtype { |
124 | TYPE_DIR, TYPE_SPECIAL, TYPE_DEVICE, TYPE_SYMLINK | |
125 | }; | |
59faec8b | 126 | |
c6fadc0e | 127 | enum delret { |
146c2c36 | 128 | DR_SUCCESS = 0, DR_FAILURE, DR_AT_LIMIT, DR_NOT_EMPTY |
c6fadc0e WD |
129 | }; |
130 | ||
131 | /* Forward declaration for delete_item(). */ | |
132 | static enum delret delete_dir_contents(char *fname, int flags); | |
133 | ||
134 | ||
59faec8b WD |
135 | static int is_backup_file(char *fn) |
136 | { | |
137 | int k = strlen(fn) - backup_suffix_len; | |
138 | return k > 0 && strcmp(fn+k, backup_suffix) == 0; | |
139 | } | |
140 | ||
c6fadc0e WD |
141 | /* Delete a file or directory. If DEL_RECURSE is set in the flags, this will |
142 | * delete recursively. | |
0e5665d3 | 143 | * |
5e77efaf | 144 | * Note that fbuf must point to a MAXPATHLEN buffer if the mode indicates it's |
0e5665d3 WD |
145 | * a directory! (The buffer is used for recursion, but returned unchanged.) |
146 | */ | |
5e77efaf | 147 | static enum delret delete_item(char *fbuf, int mode, char *replace, int flags) |
59faec8b | 148 | { |
c6fadc0e WD |
149 | enum delret ret; |
150 | char *what; | |
151 | int ok; | |
59faec8b | 152 | |
c6fadc0e WD |
153 | if (verbose > 2) { |
154 | rprintf(FINFO, "delete_item(%s) mode=%o flags=%d\n", | |
5e77efaf | 155 | fbuf, mode, flags); |
59faec8b WD |
156 | } |
157 | ||
146c2c36 WD |
158 | if (S_ISDIR(mode) && !(flags & DEL_DIR_IS_EMPTY)) { |
159 | ignore_perishable = 1; | |
160 | /* If DEL_RECURSE is not set, this just reports emptiness. */ | |
5e77efaf | 161 | ret = delete_dir_contents(fbuf, flags); |
146c2c36 WD |
162 | ignore_perishable = 0; |
163 | if (ret == DR_NOT_EMPTY || ret == DR_AT_LIMIT) | |
c6fadc0e WD |
164 | goto check_ret; |
165 | /* OK: try to delete the directory. */ | |
166 | } | |
167 | ||
168 | if (!replace && max_delete >= 0 && ++deletion_count > max_delete) | |
169 | return DR_AT_LIMIT; | |
170 | ||
171 | if (S_ISDIR(mode)) { | |
172 | what = "rmdir"; | |
5e77efaf | 173 | ok = do_rmdir(fbuf) == 0; |
f3d6d480 | 174 | } else if (make_backups > 0 && (backup_dir || !is_backup_file(fbuf))) { |
c6fadc0e | 175 | what = "make_backup"; |
5e77efaf | 176 | ok = make_backup(fbuf); |
c6fadc0e WD |
177 | } else { |
178 | what = "unlink"; | |
5e77efaf | 179 | ok = robust_unlink(fbuf) == 0; |
c6fadc0e WD |
180 | } |
181 | ||
59faec8b | 182 | if (ok) { |
c6fadc0e | 183 | if (!replace) |
5e77efaf | 184 | log_delete(fbuf, mode); |
c6fadc0e WD |
185 | ret = DR_SUCCESS; |
186 | } else { | |
187 | if (S_ISDIR(mode) && errno == ENOTEMPTY) { | |
146c2c36 | 188 | rprintf(FINFO, "cannot delete non-empty directory: %s\n", |
5e77efaf | 189 | fbuf); |
c6fadc0e WD |
190 | ret = DR_NOT_EMPTY; |
191 | } else if (errno != ENOENT) { | |
192 | rsyserr(FERROR, errno, "delete_file: %s(%s) failed", | |
5e77efaf | 193 | what, fbuf); |
c6fadc0e WD |
194 | ret = DR_FAILURE; |
195 | } else { | |
196 | deletion_count--; | |
197 | ret = DR_SUCCESS; | |
198 | } | |
f75a53e7 | 199 | } |
c6fadc0e WD |
200 | |
201 | check_ret: | |
202 | if (replace && ret != DR_SUCCESS) { | |
203 | rprintf(FERROR, "could not make way for new %s: %s\n", | |
5e77efaf | 204 | replace, fbuf); |
59faec8b | 205 | } |
c6fadc0e WD |
206 | return ret; |
207 | } | |
208 | ||
146c2c36 WD |
209 | /* The directory is about to be deleted: if DEL_RECURSE is given, delete all |
210 | * its contents, otherwise just checks for content. Returns DR_SUCCESS or | |
211 | * DR_NOT_EMPTY. Note that fname must point to a MAXPATHLEN buffer! (The | |
212 | * buffer is used for recursion, but returned unchanged.) | |
c6fadc0e WD |
213 | */ |
214 | static enum delret delete_dir_contents(char *fname, int flags) | |
215 | { | |
216 | struct file_list *dirlist; | |
146c2c36 | 217 | enum delret ret; |
c6fadc0e WD |
218 | unsigned remainder; |
219 | void *save_filters; | |
220 | int j, dlen; | |
221 | char *p; | |
59faec8b | 222 | |
f5761a34 WD |
223 | if (verbose > 3) { |
224 | rprintf(FINFO, "delete_dir_contents(%s) flags=%d\n", | |
225 | fname, flags); | |
226 | } | |
227 | ||
0e5665d3 WD |
228 | dlen = strlen(fname); |
229 | save_filters = push_local_filters(fname, dlen); | |
230 | ||
146c2c36 | 231 | non_perishable_cnt = 0; |
0e5665d3 | 232 | dirlist = get_dirlist(fname, dlen, 0); |
146c2c36 WD |
233 | ret = non_perishable_cnt ? DR_NOT_EMPTY : DR_SUCCESS; |
234 | ||
9decb4d2 | 235 | if (!dirlist->used) |
146c2c36 WD |
236 | goto done; |
237 | ||
238 | if (!(flags & DEL_RECURSE)) { | |
239 | ret = DR_NOT_EMPTY; | |
240 | goto done; | |
241 | } | |
0e5665d3 WD |
242 | |
243 | p = fname + dlen; | |
244 | if (dlen != 1 || *fname != '/') | |
245 | *p++ = '/'; | |
246 | remainder = MAXPATHLEN - (p - fname); | |
59faec8b | 247 | |
f5761a34 | 248 | /* We do our own recursion, so make delete_item() non-recursive. */ |
146c2c36 | 249 | flags = (flags & ~DEL_RECURSE) | DEL_DIR_IS_EMPTY; |
c6fadc0e | 250 | |
9decb4d2 | 251 | for (j = dirlist->used; j--; ) { |
59faec8b WD |
252 | struct file_struct *fp = dirlist->files[j]; |
253 | ||
82ad07c4 | 254 | if (fp->flags & FLAG_MOUNT_DIR) { |
c6fadc0e WD |
255 | if (verbose > 1) { |
256 | rprintf(FINFO, | |
257 | "mount point, %s, pins parent directory\n", | |
258 | f_name(fp, NULL)); | |
259 | } | |
146c2c36 | 260 | ret = DR_NOT_EMPTY; |
59faec8b | 261 | continue; |
c6fadc0e | 262 | } |
59faec8b | 263 | |
c58c1dc4 | 264 | strlcpy(p, fp->basename, remainder); |
146c2c36 WD |
265 | /* Save stack by recursing to ourself directly. */ |
266 | if (S_ISDIR(fp->mode) | |
267 | && delete_dir_contents(fname, flags | DEL_RECURSE) != DR_SUCCESS) | |
268 | ret = DR_NOT_EMPTY; | |
269 | if (delete_item(fname, fp->mode, NULL, flags) != DR_SUCCESS) | |
f5761a34 | 270 | ret = DR_NOT_EMPTY; |
59faec8b | 271 | } |
59faec8b | 272 | |
0e5665d3 WD |
273 | fname[dlen] = '\0'; |
274 | ||
146c2c36 | 275 | done: |
c6fadc0e | 276 | flist_free(dirlist); |
146c2c36 | 277 | pop_local_filters(save_filters); |
59faec8b | 278 | |
146c2c36 WD |
279 | if (ret == DR_NOT_EMPTY) { |
280 | rprintf(FINFO, "cannot delete non-empty directory: %s\n", | |
281 | fname); | |
282 | } | |
c6fadc0e | 283 | return ret; |
59faec8b WD |
284 | } |
285 | ||
20319fd9 | 286 | static int start_delete_delay_temp(void) |
5e77efaf WD |
287 | { |
288 | char fnametmp[MAXPATHLEN]; | |
20319fd9 | 289 | int save_dry_run = dry_run; |
5e77efaf WD |
290 | |
291 | dry_run = 0; | |
292 | if (!get_tmpname(fnametmp, "deldelay") | |
20319fd9 | 293 | || (deldelay_fd = do_mkstemp(fnametmp, 0600)) < 0) { |
f845ef7d | 294 | rprintf(FINFO, "NOTE: Unable to create delete-delay temp file%s.\n", |
3ea6e0e7 | 295 | inc_recurse ? "" : " -- switching to --delete-after"); |
20319fd9 | 296 | delete_during = 0; |
3ea6e0e7 | 297 | delete_after = !inc_recurse; |
20319fd9 WD |
298 | dry_run = save_dry_run; |
299 | return 0; | |
5e77efaf | 300 | } |
5e77efaf | 301 | unlink(fnametmp); |
ca0e8296 | 302 | dry_run = save_dry_run; |
20319fd9 | 303 | return 1; |
5e77efaf WD |
304 | } |
305 | ||
20319fd9 | 306 | static int flush_delete_delay(void) |
5e77efaf | 307 | { |
20319fd9 WD |
308 | if (write(deldelay_fd, deldelay_buf, deldelay_cnt) != deldelay_cnt) { |
309 | rsyserr(FERROR, errno, "flush of delete-delay buffer"); | |
310 | delete_during = 0; | |
311 | delete_after = 1; | |
312 | close(deldelay_fd); | |
313 | return 0; | |
314 | } | |
315 | deldelay_cnt = 0; | |
316 | return 1; | |
317 | } | |
5e77efaf | 318 | |
20319fd9 WD |
319 | static int remember_delete(struct file_struct *file, const char *fname) |
320 | { | |
321 | int len; | |
322 | ||
323 | while (1) { | |
324 | len = snprintf(deldelay_buf + deldelay_cnt, | |
325 | deldelay_size - deldelay_cnt, | |
326 | "%x %s%c", (int)file->mode, fname, '\0'); | |
327 | if ((deldelay_cnt += len) <= deldelay_size) | |
328 | break; | |
329 | if (deldelay_fd < 0 && !start_delete_delay_temp()) | |
330 | return 0; | |
331 | deldelay_cnt -= len; | |
332 | if (!flush_delete_delay()) | |
333 | return 0; | |
334 | } | |
335 | ||
336 | return 1; | |
337 | } | |
338 | ||
339 | static int read_delay_line(char *buf) | |
340 | { | |
341 | static int read_pos = 0; | |
342 | int j, len, mode; | |
343 | char *bp, *past_space; | |
5e77efaf WD |
344 | |
345 | while (1) { | |
20319fd9 WD |
346 | for (j = read_pos; j < deldelay_cnt && deldelay_buf[j]; j++) {} |
347 | if (j < deldelay_cnt) | |
5e77efaf | 348 | break; |
20319fd9 WD |
349 | if (deldelay_fd < 0) { |
350 | if (j > read_pos) | |
351 | goto invalid_data; | |
352 | return -1; | |
353 | } | |
354 | deldelay_cnt -= read_pos; | |
355 | if (deldelay_cnt == deldelay_size) | |
356 | goto invalid_data; | |
357 | if (deldelay_cnt && read_pos) { | |
358 | memmove(deldelay_buf, deldelay_buf + read_pos, | |
359 | deldelay_cnt); | |
5e77efaf | 360 | } |
20319fd9 WD |
361 | len = read(deldelay_fd, deldelay_buf + deldelay_cnt, |
362 | deldelay_size - deldelay_cnt); | |
363 | if (len == 0) { | |
364 | if (deldelay_cnt) { | |
365 | rprintf(FERROR, | |
366 | "ERROR: unexpected EOF in delete-delay file.\n"); | |
367 | } | |
368 | return -1; | |
5e77efaf | 369 | } |
20319fd9 WD |
370 | if (len < 0) { |
371 | rsyserr(FERROR, errno, | |
372 | "reading delete-delay file"); | |
373 | return -1; | |
374 | } | |
375 | deldelay_cnt += len; | |
376 | read_pos = 0; | |
5e77efaf WD |
377 | } |
378 | ||
20319fd9 WD |
379 | bp = deldelay_buf + read_pos; |
380 | ||
381 | if (sscanf(bp, "%x ", &mode) != 1) { | |
382 | invalid_data: | |
383 | rprintf(FERROR, "ERROR: invalid data in delete-delay file.\n"); | |
384 | return -1; | |
5e77efaf | 385 | } |
20319fd9 WD |
386 | past_space = strchr(bp, ' ') + 1; |
387 | len = j - read_pos - (past_space - bp) + 1; /* count the '\0' */ | |
388 | read_pos = j + 1; | |
389 | ||
390 | if (len > MAXPATHLEN) { | |
391 | rprintf(FERROR, "ERROR: filename too long in delete-delay file.\n"); | |
392 | return -1; | |
393 | } | |
394 | ||
395 | /* The caller needs the name in a MAXPATHLEN buffer, so we copy it | |
396 | * instead of returning a pointer to our buffer. */ | |
397 | memcpy(buf, past_space, len); | |
5e77efaf WD |
398 | |
399 | return mode; | |
400 | } | |
401 | ||
20319fd9 | 402 | static void do_delayed_deletions(char *delbuf) |
5e77efaf WD |
403 | { |
404 | int mode; | |
405 | ||
20319fd9 WD |
406 | if (deldelay_fd >= 0) { |
407 | if (deldelay_cnt && !flush_delete_delay()) | |
408 | return; | |
409 | lseek(deldelay_fd, 0, 0); | |
410 | } | |
411 | while ((mode = read_delay_line(delbuf)) >= 0) | |
5e77efaf | 412 | delete_item(delbuf, mode, NULL, DEL_RECURSE); |
20319fd9 WD |
413 | if (deldelay_fd >= 0) |
414 | close(deldelay_fd); | |
5e77efaf | 415 | } |
59faec8b WD |
416 | |
417 | /* This function is used to implement per-directory deletion, and is used by | |
418 | * all the --delete-WHEN options. Note that the fbuf pointer must point to a | |
419 | * MAXPATHLEN buffer with the name of the directory in it (the functions we | |
420 | * call will append names onto the end, but the old dir value will be restored | |
421 | * on exit). */ | |
332cf6df | 422 | static void delete_in_dir(char *fbuf, struct file_struct *file, dev_t *fs_dev) |
59faec8b | 423 | { |
717b0430 | 424 | static int already_warned = 0; |
59faec8b WD |
425 | struct file_list *dirlist; |
426 | char delbuf[MAXPATHLEN]; | |
468d7668 | 427 | int dlen, i; |
59faec8b | 428 | |
332cf6df | 429 | if (!fbuf) { |
f3d6d480 | 430 | change_local_filter_dir(NULL, 0, 0); |
59faec8b WD |
431 | return; |
432 | } | |
433 | ||
434 | if (verbose > 2) | |
45c49b52 | 435 | rprintf(FINFO, "delete_in_dir(%s)\n", fbuf); |
59faec8b WD |
436 | |
437 | if (allowed_lull) | |
ee1d11c4 | 438 | maybe_send_keepalive(); |
59faec8b | 439 | |
1f56188f | 440 | if (io_error && !ignore_errors) { |
717b0430 | 441 | if (already_warned) |
f75a53e7 | 442 | return; |
59faec8b WD |
443 | rprintf(FINFO, |
444 | "IO error encountered -- skipping file deletion\n"); | |
717b0430 | 445 | already_warned = 1; |
59faec8b WD |
446 | return; |
447 | } | |
448 | ||
59faec8b | 449 | dlen = strlen(fbuf); |
f3d6d480 | 450 | change_local_filter_dir(fbuf, dlen, F_DEPTH(file)); |
59faec8b | 451 | |
0e82af2d WD |
452 | if (one_file_system) { |
453 | if (file->flags & FLAG_TOP_DIR) | |
f3d6d480 WD |
454 | filesystem_dev = *fs_dev; |
455 | else if (filesystem_dev != *fs_dev) | |
0e82af2d WD |
456 | return; |
457 | } | |
59faec8b | 458 | |
59faec8b WD |
459 | dirlist = get_dirlist(fbuf, dlen, 0); |
460 | ||
461 | /* If an item in dirlist is not found in flist, delete it | |
462 | * from the filesystem. */ | |
9decb4d2 | 463 | for (i = dirlist->used; i--; ) { |
f3ab64d3 | 464 | struct file_struct *fp = dirlist->files[i]; |
112d728f | 465 | if (!F_IS_ACTIVE(fp)) |
c6fadc0e | 466 | continue; |
82ad07c4 | 467 | if (fp->flags & FLAG_MOUNT_DIR) { |
c6fadc0e | 468 | if (verbose > 1) |
146c2c36 | 469 | rprintf(FINFO, "cannot delete mount point: %s\n", |
c6fadc0e | 470 | f_name(fp, NULL)); |
bb0d8edf | 471 | continue; |
c6fadc0e | 472 | } |
332cf6df | 473 | if (flist_find(cur_flist, fp) < 0) { |
6cbde57d | 474 | f_name(fp, delbuf); |
20319fd9 WD |
475 | if (delete_during == 2) { |
476 | if (!remember_delete(fp, delbuf)) | |
477 | break; | |
478 | } else | |
5e77efaf | 479 | delete_item(delbuf, fp->mode, NULL, DEL_RECURSE); |
468d7668 | 480 | } |
59faec8b WD |
481 | } |
482 | ||
483 | flist_free(dirlist); | |
484 | } | |
485 | ||
486 | /* This deletes any files on the receiving side that are not present on the | |
487 | * sending side. This is used by --delete-before and --delete-after. */ | |
332cf6df | 488 | static void do_delete_pass(void) |
59faec8b WD |
489 | { |
490 | char fbuf[MAXPATHLEN]; | |
bb0d8edf | 491 | STRUCT_STAT st; |
59faec8b WD |
492 | int j; |
493 | ||
caff3322 WD |
494 | /* dry_run is incremented when the destination doesn't exist yet. */ |
495 | if (dry_run > 1 || list_only) | |
f75a53e7 WD |
496 | return; |
497 | ||
9decb4d2 | 498 | for (j = 0; j < cur_flist->used; j++) { |
332cf6df | 499 | struct file_struct *file = cur_flist->sorted[j]; |
59faec8b | 500 | |
82ad07c4 | 501 | if (!(file->flags & FLAG_XFER_DIR)) |
59faec8b WD |
502 | continue; |
503 | ||
6cbde57d | 504 | f_name(file, fbuf); |
59faec8b | 505 | if (verbose > 1 && file->flags & FLAG_TOP_DIR) |
45c49b52 | 506 | rprintf(FINFO, "deleting in %s\n", fbuf); |
59faec8b | 507 | |
bb0d8edf WD |
508 | if (link_stat(fbuf, &st, keep_dirlinks) < 0 |
509 | || !S_ISDIR(st.st_mode)) | |
510 | continue; | |
511 | ||
332cf6df | 512 | delete_in_dir(fbuf, file, &st.st_dev); |
59faec8b | 513 | } |
332cf6df | 514 | delete_in_dir(NULL, NULL, &dev_zero); |
0e5665d3 | 515 | |
a06e2b7c WD |
516 | if (do_progress && !am_server) |
517 | rprintf(FINFO, " \r"); | |
59faec8b WD |
518 | } |
519 | ||
1c3344a1 | 520 | int unchanged_attrs(const char *fname, struct file_struct *file, statx *sxp) |
2f03f956 | 521 | { |
1c3344a1 | 522 | if (preserve_perms && !BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS)) |
84acca07 | 523 | return 0; |
bb24028f | 524 | |
9b25ef35 | 525 | if (am_root && uid_ndx && sxp->st.st_uid != (uid_t)F_OWNER(file)) |
b7e8628c | 526 | return 0; |
bb24028f | 527 | |
9b25ef35 | 528 | if (gid_ndx && !(file->flags & FLAG_SKIP_GROUP) && sxp->st.st_gid != (gid_t)F_GROUP(file)) |
b7e8628c WD |
529 | return 0; |
530 | ||
1c3344a1 WD |
531 | #ifdef SUPPORT_ACLS |
532 | if (preserve_acls && !S_ISLNK(file->mode)) { | |
533 | if (!ACL_READY(*sxp)) | |
534 | get_acl(fname, sxp); | |
535 | if (set_acl(NULL, file, sxp) == 0) | |
536 | return 0; | |
537 | } | |
538 | #endif | |
16edf865 WD |
539 | #ifdef SUPPORT_XATTRS |
540 | if (preserve_xattrs) { | |
541 | if (!XATTR_READY(*sxp)) | |
542 | get_xattr(fname, sxp); | |
543 | if (xattr_diff(file, sxp, 0)) | |
544 | return 0; | |
545 | } | |
546 | #endif | |
1c3344a1 | 547 | |
b7e8628c WD |
548 | return 1; |
549 | } | |
550 | ||
16edf865 | 551 | void itemize(const char *fnamecmp, struct file_struct *file, int ndx, int statret, |
1c3344a1 | 552 | statx *sxp, int32 iflags, uchar fnamecmp_type, |
f3d6d480 | 553 | const char *xname) |
06a1dbad | 554 | { |
48224e4c WD |
555 | if (statret >= 0) { /* A from-dest-dir statret can == 1! */ |
556 | int keep_time = !preserve_times ? 0 | |
557 | : S_ISDIR(file->mode) ? !omit_dir_times | |
558 | : !S_ISLNK(file->mode); | |
559 | ||
1c3344a1 | 560 | if (S_ISREG(file->mode) && F_LENGTH(file) != sxp->st.st_size) |
c557eb8c | 561 | iflags |= ITEM_REPORT_SIZE; |
48224e4c | 562 | if ((iflags & (ITEM_TRANSFER|ITEM_LOCAL_CHANGE) && !keep_time |
116a4769 WD |
563 | && !(iflags & ITEM_MATCHED) |
564 | && (!(iflags & ITEM_XNAME_FOLLOWS) || *xname)) | |
1c3344a1 | 565 | || (keep_time && cmp_time(file->modtime, sxp->st.st_mtime) != 0)) |
48224e4c | 566 | iflags |= ITEM_REPORT_TIME; |
1c3344a1 | 567 | if (!BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS)) |
48224e4c | 568 | iflags |= ITEM_REPORT_PERMS; |
9b25ef35 | 569 | if (uid_ndx && am_root && (uid_t)F_OWNER(file) != sxp->st.st_uid) |
48224e4c | 570 | iflags |= ITEM_REPORT_OWNER; |
9b25ef35 | 571 | if (gid_ndx && !(file->flags & FLAG_SKIP_GROUP) |
858d45f1 | 572 | && sxp->st.st_gid != (gid_t)F_GROUP(file)) |
48224e4c | 573 | iflags |= ITEM_REPORT_GROUP; |
1c3344a1 WD |
574 | #ifdef SUPPORT_ACLS |
575 | if (preserve_acls && !S_ISLNK(file->mode)) { | |
576 | if (!ACL_READY(*sxp)) | |
16edf865 | 577 | get_acl(fnamecmp, sxp); |
1c3344a1 WD |
578 | if (set_acl(NULL, file, sxp) == 0) |
579 | iflags |= ITEM_REPORT_ACL; | |
580 | } | |
581 | #endif | |
16edf865 WD |
582 | #ifdef SUPPORT_XATTRS |
583 | if (preserve_xattrs) { | |
584 | if (!XATTR_READY(*sxp)) | |
585 | get_xattr(fnamecmp, sxp); | |
586 | if (xattr_diff(file, sxp, 1)) | |
587 | iflags |= ITEM_REPORT_XATTR; | |
588 | } | |
589 | #endif | |
590 | } else { | |
591 | #ifdef SUPPORT_XATTRS | |
592 | if (preserve_xattrs && xattr_diff(file, NULL, 1)) | |
593 | iflags |= ITEM_REPORT_XATTR; | |
594 | #endif | |
ee1d11c4 | 595 | iflags |= ITEM_IS_NEW; |
16edf865 | 596 | } |
c557eb8c | 597 | |
a1d23b53 | 598 | iflags &= 0xffff; |
16edf865 | 599 | if ((iflags & (SIGNIFICANT_ITEM_FLAGS|ITEM_REPORT_XATTR) || verbose > 1 |
17bda2d1 | 600 | || stdout_format_has_i > 1 || (xname && *xname)) && !read_batch) { |
6c3862fa WD |
601 | if (protocol_version >= 29) { |
602 | if (ndx >= 0) | |
ab3d6c60 | 603 | write_ndx(sock_f_out, ndx); |
ee1d11c4 | 604 | write_shortint(sock_f_out, iflags); |
ef20efcb WD |
605 | if (iflags & ITEM_BASIS_TYPE_FOLLOWS) |
606 | write_byte(sock_f_out, fnamecmp_type); | |
607 | if (iflags & ITEM_XNAME_FOLLOWS) | |
608 | write_vstring(sock_f_out, xname, strlen(xname)); | |
16edf865 WD |
609 | #ifdef SUPPORT_XATTRS |
610 | if (iflags & ITEM_REPORT_XATTR && !dry_run) | |
611 | send_xattr_request(NULL, file, sock_f_out); | |
612 | #endif | |
1925c344 WD |
613 | } else if (ndx >= 0) { |
614 | enum logcode code = logfile_format_has_i ? FINFO : FCLIENT; | |
615 | log_item(code, file, &stats, iflags, xname); | |
616 | } | |
06a1dbad WD |
617 | } |
618 | } | |
619 | ||
620 | ||
b7e8628c | 621 | /* Perform our quick-check heuristic for determining if a file is unchanged. */ |
48224e4c | 622 | int unchanged_file(char *fn, struct file_struct *file, STRUCT_STAT *st) |
b7e8628c | 623 | { |
112d728f | 624 | if (st->st_size != F_LENGTH(file)) |
b7e8628c | 625 | return 0; |
59c95e42 | 626 | |
2cda2560 | 627 | /* if always checksum is set then we use the checksum instead |
2f03f956 | 628 | of the file time to determine whether to sync */ |
f3d6d480 | 629 | if (always_checksum > 0 && S_ISREG(st->st_mode)) { |
a0456b9c | 630 | char sum[MAX_DIGEST_LEN]; |
b7e8628c | 631 | file_checksum(fn, sum, st->st_size); |
82ad07c4 | 632 | return memcmp(sum, F_SUM(file), checksum_len) == 0; |
2f03f956 AT |
633 | } |
634 | ||
f3d6d480 | 635 | if (size_only > 0) |
84acca07 | 636 | return 1; |
2f03f956 | 637 | |
cc1e997d | 638 | if (ignore_times) |
84acca07 | 639 | return 0; |
cc1e997d | 640 | |
0f86c74e | 641 | return cmp_time(st->st_mtime, file->modtime) == 0; |
2f03f956 AT |
642 | } |
643 | ||
644 | ||
ec8290c8 | 645 | /* |
195bd906 | 646 | * set (initialize) the size entries in the per-file sum_struct |
ec8290c8 | 647 | * calculating dynamic block and checksum sizes. |
195bd906 | 648 | * |
ec8290c8 | 649 | * This is only called from generate_and_send_sums() but is a separate |
195bd906 S |
650 | * function to encapsulate the logic. |
651 | * | |
652 | * The block size is a rounded square root of file length. | |
653 | * | |
654 | * The checksum size is determined according to: | |
ed7e7955 | 655 | * blocksum_bits = BLOCKSUM_BIAS + 2*log2(file_len) - log2(block_len) |
195bd906 S |
656 | * provided by Donovan Baarda which gives a probability of rsync |
657 | * algorithm corrupting data and falling back using the whole md4 | |
658 | * checksums. | |
659 | * | |
660 | * This might be made one of several selectable heuristics. | |
661 | */ | |
1490812a | 662 | static void sum_sizes_sqroot(struct sum_struct *sum, int64 len) |
195bd906 | 663 | { |
a255c592 | 664 | int32 blength; |
da9d12f5 | 665 | int s2length; |
195bd906 | 666 | |
a255c592 | 667 | if (block_size) |
195bd906 | 668 | blength = block_size; |
a255c592 | 669 | else if (len <= BLOCK_SIZE * BLOCK_SIZE) |
195bd906 | 670 | blength = BLOCK_SIZE; |
a255c592 WD |
671 | else { |
672 | int32 c; | |
1490812a | 673 | int64 l; |
eae7165c WD |
674 | int cnt; |
675 | for (c = 1, l = len, cnt = 0; l >>= 2; c <<= 1, cnt++) {} | |
676 | if (cnt >= 31 || c >= MAX_BLOCK_SIZE) | |
677 | blength = MAX_BLOCK_SIZE; | |
678 | else { | |
679 | blength = 0; | |
680 | do { | |
681 | blength |= c; | |
1490812a | 682 | if (len < (int64)blength * blength) |
eae7165c WD |
683 | blength &= ~c; |
684 | c >>= 1; | |
685 | } while (c >= 8); /* round to multiple of 8 */ | |
686 | blength = MAX(blength, BLOCK_SIZE); | |
195bd906 | 687 | } |
195bd906 S |
688 | } |
689 | ||
d04e9c51 | 690 | if (protocol_version < 27) { |
195bd906 S |
691 | s2length = csum_length; |
692 | } else if (csum_length == SUM_LENGTH) { | |
693 | s2length = SUM_LENGTH; | |
694 | } else { | |
a255c592 | 695 | int32 c; |
1490812a | 696 | int64 l; |
da9d12f5 | 697 | int b = BLOCKSUM_BIAS; |
a255c592 | 698 | for (l = len; l >>= 1; b += 2) {} |
f4164b73 | 699 | for (c = blength; (c >>= 1) && b; b--) {} |
a255c592 WD |
700 | /* add a bit, subtract rollsum, round up. */ |
701 | s2length = (b + 1 - 32 + 7) / 8; /* --optimize in compiler-- */ | |
195bd906 S |
702 | s2length = MAX(s2length, csum_length); |
703 | s2length = MIN(s2length, SUM_LENGTH); | |
704 | } | |
705 | ||
706 | sum->flength = len; | |
707 | sum->blength = blength; | |
708 | sum->s2length = s2length; | |
26404276 WD |
709 | sum->remainder = (int32)(len % blength); |
710 | sum->count = (int32)(len / blength) + (sum->remainder != 0); | |
195bd906 S |
711 | |
712 | if (sum->count && verbose > 2) { | |
a255c592 WD |
713 | rprintf(FINFO, |
714 | "count=%.0f rem=%ld blength=%ld s2length=%d flength=%.0f\n", | |
715 | (double)sum->count, (long)sum->remainder, (long)sum->blength, | |
da9d12f5 | 716 | sum->s2length, (double)sum->flength); |
195bd906 S |
717 | } |
718 | } | |
80605142 | 719 | |
bceec82f | 720 | |
80605142 WD |
721 | /* |
722 | * Generate and send a stream of signatures/checksums that describe a buffer | |
e66dfd18 | 723 | * |
80605142 WD |
724 | * Generate approximately one checksum every block_len bytes. |
725 | */ | |
cd6aa5b5 | 726 | static void generate_and_send_sums(int fd, OFF_T len, int f_out, int f_copy) |
2f03f956 | 727 | { |
a1cbe76e | 728 | int32 i; |
6e45e1dd | 729 | struct map_struct *mapbuf; |
80605142 | 730 | struct sum_struct sum; |
2f03f956 AT |
731 | OFF_T offset = 0; |
732 | ||
423dba8e | 733 | sum_sizes_sqroot(&sum, len); |
6cc11982 WD |
734 | write_sum_head(f_out, &sum); |
735 | ||
736 | if (append_mode > 0 && f_copy < 0) | |
737 | return; | |
e66dfd18 | 738 | |
6e45e1dd | 739 | if (len > 0) |
96d910c7 | 740 | mapbuf = map_file(fd, len, MAX_MAP_SIZE, sum.blength); |
6e45e1dd WD |
741 | else |
742 | mapbuf = NULL; | |
743 | ||
80605142 | 744 | for (i = 0; i < sum.count; i++) { |
a255c592 | 745 | int32 n1 = (int32)MIN(len, (OFF_T)sum.blength); |
6e45e1dd | 746 | char *map = map_ptr(mapbuf, offset, n1); |
80605142 | 747 | char sum2[SUM_LENGTH]; |
6cc11982 WD |
748 | uint32 sum1; |
749 | ||
750 | len -= n1; | |
751 | offset += n1; | |
2f03f956 | 752 | |
6cc11982 | 753 | if (f_copy >= 0) { |
cd6aa5b5 | 754 | full_write(f_copy, map, n1); |
6cc11982 WD |
755 | if (append_mode > 0) |
756 | continue; | |
757 | } | |
cd6aa5b5 | 758 | |
6cc11982 | 759 | sum1 = get_checksum1(map, n1); |
80605142 | 760 | get_checksum2(map, n1, sum2); |
2f03f956 | 761 | |
80605142 | 762 | if (verbose > 3) { |
e66dfd18 | 763 | rprintf(FINFO, |
a255c592 | 764 | "chunk[%.0f] offset=%.0f len=%ld sum1=%08lx\n", |
6cc11982 | 765 | (double)i, (double)offset - n1, (long)n1, |
0e36d9da | 766 | (unsigned long)sum1); |
80605142 WD |
767 | } |
768 | write_int(f_out, sum1); | |
fc0257c9 | 769 | write_buf(f_out, sum2, sum.s2length); |
2f03f956 | 770 | } |
6e45e1dd WD |
771 | |
772 | if (mapbuf) | |
773 | unmap_file(mapbuf); | |
2f03f956 AT |
774 | } |
775 | ||
06a1dbad | 776 | |
8e85be0a WD |
777 | /* Try to find a filename in the same dir as "fname" with a similar name. */ |
778 | static int find_fuzzy(struct file_struct *file, struct file_list *dirlist) | |
779 | { | |
780 | int fname_len, fname_suf_len; | |
c58c1dc4 | 781 | const char *fname_suf, *fname = file->basename; |
f328e0f3 | 782 | uint32 lowest_dist = 25 << 16; /* ignore a distance greater than 25 */ |
8e85be0a WD |
783 | int j, lowest_j = -1; |
784 | ||
785 | fname_len = strlen(fname); | |
786 | fname_suf = find_filename_suffix(fname, fname_len, &fname_suf_len); | |
787 | ||
9decb4d2 | 788 | for (j = 0; j < dirlist->used; j++) { |
8e85be0a WD |
789 | struct file_struct *fp = dirlist->files[j]; |
790 | const char *suf, *name; | |
791 | int len, suf_len; | |
792 | uint32 dist; | |
793 | ||
f3d6d480 WD |
794 | if (!S_ISREG(fp->mode) || !F_LENGTH(fp) |
795 | || fp->flags & FLAG_FILE_SENT) | |
8e85be0a WD |
796 | continue; |
797 | ||
c58c1dc4 | 798 | name = fp->basename; |
8e85be0a | 799 | |
112d728f | 800 | if (F_LENGTH(fp) == F_LENGTH(file) |
0f86c74e | 801 | && cmp_time(fp->modtime, file->modtime) == 0) { |
8e85be0a WD |
802 | if (verbose > 4) { |
803 | rprintf(FINFO, | |
804 | "fuzzy size/modtime match for %s\n", | |
805 | name); | |
806 | } | |
807 | return j; | |
808 | } | |
809 | ||
810 | len = strlen(name); | |
811 | suf = find_filename_suffix(name, len, &suf_len); | |
812 | ||
813 | dist = fuzzy_distance(name, len, fname, fname_len); | |
814 | /* Add some extra weight to how well the suffixes match. */ | |
815 | dist += fuzzy_distance(suf, suf_len, fname_suf, fname_suf_len) | |
816 | * 10; | |
817 | if (verbose > 4) { | |
818 | rprintf(FINFO, "fuzzy distance for %s = %d.%05d\n", | |
819 | name, (int)(dist>>16), (int)(dist&0xFFFF)); | |
820 | } | |
821 | if (dist <= lowest_dist) { | |
822 | lowest_dist = dist; | |
823 | lowest_j = j; | |
824 | } | |
825 | } | |
826 | ||
827 | return lowest_j; | |
828 | } | |
829 | ||
48224e4c WD |
830 | /* This is only called for regular files. We return -2 if we've finished |
831 | * handling the file, -1 if no dest-linking occurred, or a non-negative | |
832 | * value if we found an alternate basis file. */ | |
833 | static int try_dests_reg(struct file_struct *file, char *fname, int ndx, | |
1c3344a1 | 834 | char *cmpbuf, statx *sxp, int itemizing, |
18979194 | 835 | enum logcode code) |
48224e4c WD |
836 | { |
837 | int best_match = -1; | |
838 | int match_level = 0; | |
839 | int j = 0; | |
840 | ||
841 | do { | |
842 | pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname); | |
1c3344a1 | 843 | if (link_stat(cmpbuf, &sxp->st, 0) < 0 || !S_ISREG(sxp->st.st_mode)) |
48224e4c WD |
844 | continue; |
845 | switch (match_level) { | |
846 | case 0: | |
847 | best_match = j; | |
848 | match_level = 1; | |
849 | /* FALL THROUGH */ | |
850 | case 1: | |
1c3344a1 | 851 | if (!unchanged_file(cmpbuf, file, &sxp->st)) |
48224e4c WD |
852 | continue; |
853 | best_match = j; | |
854 | match_level = 2; | |
855 | /* FALL THROUGH */ | |
856 | case 2: | |
1c3344a1 | 857 | if (!unchanged_attrs(cmpbuf, file, sxp)) |
48224e4c | 858 | continue; |
f3d6d480 | 859 | if (always_checksum > 0 && preserve_times |
1c3344a1 | 860 | && cmp_time(sxp->st.st_mtime, file->modtime)) |
48224e4c WD |
861 | continue; |
862 | best_match = j; | |
863 | match_level = 3; | |
864 | break; | |
865 | } | |
866 | break; | |
867 | } while (basis_dir[++j] != NULL); | |
868 | ||
869 | if (!match_level) | |
870 | return -1; | |
871 | ||
872 | if (j != best_match) { | |
873 | j = best_match; | |
874 | pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname); | |
1c3344a1 | 875 | if (link_stat(cmpbuf, &sxp->st, 0) < 0) |
f964ac5e | 876 | return -1; |
48224e4c WD |
877 | } |
878 | ||
48224e4c | 879 | if (match_level == 3 && !copy_dest) { |
40410a38 | 880 | #ifdef SUPPORT_HARD_LINKS |
48224e4c | 881 | if (link_dest) { |
18979194 | 882 | if (!hard_link_one(file, fname, cmpbuf, 1)) |
48224e4c | 883 | goto try_a_copy; |
112d728f | 884 | if (preserve_hard_links && F_IS_HLINKED(file)) |
1c3344a1 | 885 | finish_hard_link(file, fname, &sxp->st, itemizing, code, j); |
18979194 | 886 | if (itemizing && (verbose > 1 || stdout_format_has_i > 1)) { |
16edf865 | 887 | itemize(cmpbuf, file, ndx, 1, sxp, |
18979194 WD |
888 | ITEM_LOCAL_CHANGE | ITEM_XNAME_FOLLOWS, |
889 | 0, ""); | |
890 | } | |
40410a38 WD |
891 | } else |
892 | #endif | |
893 | if (itemizing) | |
16edf865 | 894 | itemize(cmpbuf, file, ndx, 0, sxp, 0, 0, NULL); |
18979194 | 895 | if (verbose > 1 && maybe_ATTRS_REPORT) |
1925c344 | 896 | rprintf(FCLIENT, "%s is uptodate\n", fname); |
48224e4c WD |
897 | return -2; |
898 | } | |
48224e4c WD |
899 | |
900 | if (match_level >= 2) { | |
18979194 | 901 | #ifdef SUPPORT_HARD_LINKS |
48224e4c | 902 | try_a_copy: /* Copy the file locally. */ |
18979194 | 903 | #endif |
48224e4c WD |
904 | if (copy_file(cmpbuf, fname, file->mode) < 0) { |
905 | if (verbose) { | |
3447d610 | 906 | rsyserr(FINFO, errno, "copy_file %s => %s", |
45c49b52 | 907 | full_fname(cmpbuf), fname); |
48224e4c WD |
908 | } |
909 | return -1; | |
910 | } | |
16edf865 | 911 | set_file_attrs(fname, file, NULL, cmpbuf, 0); |
3447d610 | 912 | if (itemizing) |
16edf865 WD |
913 | itemize(cmpbuf, file, ndx, 0, sxp, ITEM_LOCAL_CHANGE, 0, NULL); |
914 | #ifdef SUPPORT_XATTRS | |
915 | if (preserve_xattrs) | |
916 | xattr_clear_locals(file); | |
917 | #endif | |
e912bd4d | 918 | if (maybe_ATTRS_REPORT |
48224e4c WD |
919 | && ((!itemizing && verbose && match_level == 2) |
920 | || (verbose > 1 && match_level == 3))) { | |
1925c344 | 921 | code = match_level == 3 ? FCLIENT : FINFO; |
45c49b52 | 922 | rprintf(code, "%s%s\n", fname, |
48224e4c WD |
923 | match_level == 3 ? " is uptodate" : ""); |
924 | } | |
1e1ca253 | 925 | #ifdef SUPPORT_HARD_LINKS |
112d728f | 926 | if (preserve_hard_links && F_IS_HLINKED(file)) |
1c3344a1 | 927 | finish_hard_link(file, fname, &sxp->st, itemizing, code, -1); |
1e1ca253 | 928 | #endif |
48224e4c WD |
929 | return -2; |
930 | } | |
931 | ||
932 | return FNAMECMP_BASIS_DIR_LOW + j; | |
933 | } | |
934 | ||
935 | /* This is only called for non-regular files. We return -2 if we've finished | |
116a4769 WD |
936 | * handling the file, or -1 if no dest-linking occurred, or a non-negative |
937 | * value if we found an alternate basis file. */ | |
48224e4c | 938 | static int try_dests_non(struct file_struct *file, char *fname, int ndx, |
1c3344a1 | 939 | char *cmpbuf, statx *sxp, int itemizing, |
18979194 | 940 | enum logcode code) |
48224e4c | 941 | { |
116a4769 WD |
942 | char lnk[MAXPATHLEN]; |
943 | int best_match = -1; | |
944 | int match_level = 0; | |
945 | enum nonregtype type; | |
ca0e8296 | 946 | uint32 *devp; |
116a4769 WD |
947 | int len, j = 0; |
948 | ||
949 | #ifndef SUPPORT_LINKS | |
950 | if (S_ISLNK(file->mode)) | |
951 | return -1; | |
952 | #endif | |
953 | if (S_ISDIR(file->mode)) { | |
954 | type = TYPE_DIR; | |
955 | } else if (IS_SPECIAL(file->mode)) | |
956 | type = TYPE_SPECIAL; | |
957 | else if (IS_DEVICE(file->mode)) | |
958 | type = TYPE_DEVICE; | |
959 | #ifdef SUPPORT_LINKS | |
960 | else if (S_ISLNK(file->mode)) | |
961 | type = TYPE_SYMLINK; | |
962 | #endif | |
963 | else { | |
964 | rprintf(FERROR, | |
965 | "internal: try_dests_non() called with invalid mode (%o)\n", | |
966 | (int)file->mode); | |
967 | exit_cleanup(RERR_UNSUPPORTED); | |
968 | } | |
48224e4c WD |
969 | |
970 | do { | |
116a4769 | 971 | pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname); |
1c3344a1 | 972 | if (link_stat(cmpbuf, &sxp->st, 0) < 0) |
48224e4c | 973 | continue; |
116a4769 WD |
974 | switch (type) { |
975 | case TYPE_DIR: | |
1c3344a1 | 976 | if (!S_ISDIR(sxp->st.st_mode)) |
116a4769 WD |
977 | continue; |
978 | break; | |
979 | case TYPE_SPECIAL: | |
1c3344a1 | 980 | if (!IS_SPECIAL(sxp->st.st_mode)) |
116a4769 WD |
981 | continue; |
982 | break; | |
983 | case TYPE_DEVICE: | |
1c3344a1 | 984 | if (!IS_DEVICE(sxp->st.st_mode)) |
116a4769 WD |
985 | continue; |
986 | break; | |
bb0d8edf | 987 | #ifdef SUPPORT_LINKS |
116a4769 | 988 | case TYPE_SYMLINK: |
1c3344a1 | 989 | if (!S_ISLNK(sxp->st.st_mode)) |
48224e4c | 990 | continue; |
116a4769 | 991 | break; |
bb0d8edf | 992 | #endif |
116a4769 WD |
993 | } |
994 | if (match_level < 1) { | |
995 | match_level = 1; | |
996 | best_match = j; | |
997 | } | |
998 | switch (type) { | |
999 | case TYPE_DIR: | |
1000 | break; | |
1001 | case TYPE_SPECIAL: | |
1002 | case TYPE_DEVICE: | |
49b86442 | 1003 | devp = F_RDEV_P(file); |
1c3344a1 | 1004 | if (sxp->st.st_rdev != MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp))) |
48224e4c | 1005 | continue; |
116a4769 WD |
1006 | break; |
1007 | #ifdef SUPPORT_LINKS | |
1008 | case TYPE_SYMLINK: | |
1009 | if ((len = readlink(cmpbuf, lnk, MAXPATHLEN-1)) <= 0) | |
ba212fe0 | 1010 | continue; |
116a4769 | 1011 | lnk[len] = '\0'; |
82ad07c4 | 1012 | if (strcmp(lnk, F_SYMLINK(file)) != 0) |
ba212fe0 | 1013 | continue; |
116a4769 WD |
1014 | break; |
1015 | #endif | |
1016 | } | |
1017 | if (match_level < 2) { | |
1018 | match_level = 2; | |
1019 | best_match = j; | |
1020 | } | |
1c3344a1 | 1021 | if (unchanged_attrs(cmpbuf, file, sxp)) { |
116a4769 WD |
1022 | match_level = 3; |
1023 | best_match = j; | |
1024 | break; | |
5f93b4d3 | 1025 | } |
116a4769 WD |
1026 | } while (basis_dir[++j] != NULL); |
1027 | ||
1028 | if (!match_level) | |
1029 | return -1; | |
1030 | ||
1031 | if (j != best_match) { | |
1032 | j = best_match; | |
1033 | pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname); | |
1c3344a1 | 1034 | if (link_stat(cmpbuf, &sxp->st, 0) < 0) |
116a4769 WD |
1035 | return -1; |
1036 | } | |
1037 | ||
1038 | if (match_level == 3) { | |
40410a38 | 1039 | #ifdef SUPPORT_HARD_LINKS |
ba212fe0 WD |
1040 | if (link_dest |
1041 | #ifndef CAN_HARDLINK_SYMLINK | |
1042 | && !S_ISLNK(file->mode) | |
1043 | #endif | |
1044 | #ifndef CAN_HARDLINK_SPECIAL | |
43476426 | 1045 | && !IS_SPECIAL(file->mode) && !IS_DEVICE(file->mode) |
ba212fe0 | 1046 | #endif |
116a4769 WD |
1047 | && !S_ISDIR(file->mode)) { |
1048 | if (do_link(cmpbuf, fname) < 0) { | |
1c6e9dfa WD |
1049 | rsyserr(FERROR, errno, |
1050 | "failed to hard-link %s with %s", | |
116a4769 WD |
1051 | cmpbuf, fname); |
1052 | return j; | |
48224e4c | 1053 | } |
112d728f | 1054 | if (preserve_hard_links && F_IS_HLINKED(file)) |
18979194 | 1055 | finish_hard_link(file, fname, NULL, itemizing, code, -1); |
116a4769 | 1056 | } else |
40410a38 | 1057 | #endif |
116a4769 WD |
1058 | match_level = 2; |
1059 | if (itemizing && stdout_format_has_i | |
1060 | && (verbose > 1 || stdout_format_has_i > 1)) { | |
1061 | int chg = compare_dest && type != TYPE_DIR ? 0 | |
1062 | : ITEM_LOCAL_CHANGE | |
1063 | + (match_level == 3 ? ITEM_XNAME_FOLLOWS : 0); | |
1064 | char *lp = match_level == 3 ? "" : NULL; | |
16edf865 | 1065 | itemize(cmpbuf, file, ndx, 0, sxp, chg + ITEM_MATCHED, 0, lp); |
48224e4c | 1066 | } |
e912bd4d | 1067 | if (verbose > 1 && maybe_ATTRS_REPORT) { |
116a4769 WD |
1068 | rprintf(FCLIENT, "%s%s is uptodate\n", |
1069 | fname, type == TYPE_DIR ? "/" : ""); | |
48224e4c WD |
1070 | } |
1071 | return -2; | |
116a4769 | 1072 | } |
48224e4c | 1073 | |
116a4769 | 1074 | return j; |
48224e4c WD |
1075 | } |
1076 | ||
ed7e7955 | 1077 | static int phase = 0; |
1c3344a1 | 1078 | static int dflt_perms; |
ed7e7955 | 1079 | |
ab3d6c60 | 1080 | /* Acts on the indicated item in cur_flist whose name is fname. If a dir, |
0492fdfb WD |
1081 | * make sure it exists, and has the right permissions/timestamp info. For |
1082 | * all other non-regular files (symlinks, etc.) we create them here. For | |
1083 | * regular files that have changed, we try to find a basis file and then | |
ab3d6c60 | 1084 | * start sending checksums. The ndx is the file's unique index value. |
ef1aa910 | 1085 | * |
0e5665d3 WD |
1086 | * When fname is non-null, it must point to a MAXPATHLEN buffer! |
1087 | * | |
0492fdfb WD |
1088 | * Note that f_out is set to -1 when doing final directory-permission and |
1089 | * modification-time repair. */ | |
ee1d11c4 | 1090 | static void recv_generator(char *fname, struct file_struct *file, int ndx, |
18979194 | 1091 | int itemizing, enum logcode code, int f_out) |
2cda2560 | 1092 | { |
8174bc35 | 1093 | static int missing_below = -1, excluded_below = -1; |
4a19c3b2 | 1094 | static const char *parent_dirname = ""; |
de8c8b28 | 1095 | static struct file_struct *missing_dir = NULL, *excluded_dir = NULL; |
8e85be0a | 1096 | static struct file_list *fuzzy_dirlist = NULL; |
8470a515 | 1097 | static int need_fuzzy_dirlist = 0; |
8e85be0a | 1098 | struct file_struct *fuzzy_file = NULL; |
41cfde6b | 1099 | int fd = -1, f_copy = -1; |
1c3344a1 WD |
1100 | statx sx, real_sx; |
1101 | STRUCT_STAT partial_st; | |
41cfde6b | 1102 | struct file_struct *back_file = NULL; |
1f1d368a | 1103 | int statret, real_ret, stat_errno; |
41cfde6b | 1104 | char *fnamecmp, *partialptr, *backupptr = NULL; |
375a4556 | 1105 | char fnamecmpbuf[MAXPATHLEN]; |
41cfde6b | 1106 | uchar fnamecmp_type; |
c6fadc0e | 1107 | int del_opts = delete_mode || force_delete ? DEL_RECURSE : 0; |
f7632fc6 | 1108 | |
dfd5ba6a WD |
1109 | if (list_only) |
1110 | return; | |
2f03f956 | 1111 | |
45c49b52 WD |
1112 | if (verbose > 2) |
1113 | rprintf(FINFO, "recv_generator(%s,%d)\n", fname, ndx); | |
2f03f956 | 1114 | |
8174bc35 WD |
1115 | if (server_filter_list.head) { |
1116 | if (excluded_below >= 0) { | |
de8c8b28 WD |
1117 | if (F_DEPTH(file) > excluded_below |
1118 | && (implied_dirs || f_name_has_prefix(file, excluded_dir))) | |
8174bc35 WD |
1119 | goto skipping; |
1120 | excluded_below = -1; | |
1121 | } | |
1122 | if (check_filter(&server_filter_list, fname, | |
1123 | S_ISDIR(file->mode)) < 0) { | |
de8c8b28 | 1124 | if (S_ISDIR(file->mode)) { |
2ef03405 | 1125 | excluded_below = F_DEPTH(file); |
de8c8b28 WD |
1126 | excluded_dir = file; |
1127 | } | |
b2e7c913 | 1128 | skipping: |
8174bc35 WD |
1129 | if (verbose) { |
1130 | rprintf(FINFO, | |
1131 | "skipping server-excluded file \"%s\"\n", | |
45c49b52 | 1132 | fname); |
8174bc35 WD |
1133 | } |
1134 | return; | |
3e35c34b | 1135 | } |
3e35c34b | 1136 | } |
97f9dcae | 1137 | |
caff3322 | 1138 | if (missing_below >= 0) { |
de8c8b28 WD |
1139 | if (F_DEPTH(file) <= missing_below |
1140 | || (!implied_dirs && !f_name_has_prefix(file, missing_dir))) { | |
caff3322 WD |
1141 | if (dry_run) |
1142 | dry_run--; | |
1143 | missing_below = -1; | |
f3d6d480 WD |
1144 | } else if (!dry_run) { |
1145 | if (S_ISDIR(file->mode)) | |
1146 | file->flags |= FLAG_MISSING_DIR; | |
caff3322 | 1147 | return; |
f3d6d480 | 1148 | } |
df337831 | 1149 | } |
1c3344a1 WD |
1150 | #ifdef SUPPORT_ACLS |
1151 | sx.acc_acl = sx.def_acl = NULL; | |
16edf865 WD |
1152 | #endif |
1153 | #ifdef SUPPORT_XATTRS | |
1154 | sx.xattr = NULL; | |
1c3344a1 | 1155 | #endif |
73f7af0e | 1156 | if (dry_run > 1) { |
f3d6d480 WD |
1157 | if (fuzzy_dirlist) { |
1158 | flist_free(fuzzy_dirlist); | |
1159 | fuzzy_dirlist = NULL; | |
1160 | } | |
1161 | parent_dirname = ""; | |
73f7af0e WD |
1162 | statret = -1; |
1163 | stat_errno = ENOENT; | |
1164 | } else { | |
4a19c3b2 | 1165 | const char *dn = file->dirname ? file->dirname : "."; |
8c9e06d7 | 1166 | if (parent_dirname != dn && strcmp(parent_dirname, dn) != 0) { |
aa37022e | 1167 | if (relative_paths && !implied_dirs |
1c3344a1 | 1168 | && do_stat(dn, &sx.st) < 0 |
904e5af1 | 1169 | && create_directory_path(fname) < 0) { |
8c9e06d7 WD |
1170 | rsyserr(FERROR, errno, |
1171 | "recv_generator: mkdir %s failed", | |
1172 | full_fname(dn)); | |
8e85be0a | 1173 | } |
8c9e06d7 | 1174 | if (fuzzy_dirlist) { |
8470a515 | 1175 | flist_free(fuzzy_dirlist); |
8c9e06d7 WD |
1176 | fuzzy_dirlist = NULL; |
1177 | } | |
1178 | if (fuzzy_basis) | |
8470a515 | 1179 | need_fuzzy_dirlist = 1; |
1c3344a1 WD |
1180 | #ifdef SUPPORT_ACLS |
1181 | if (!preserve_perms) | |
1182 | dflt_perms = default_perms_for_dir(dn); | |
1183 | #endif | |
8e85be0a | 1184 | } |
8c9e06d7 | 1185 | parent_dirname = dn; |
8e85be0a | 1186 | |
6f2a222c | 1187 | if (need_fuzzy_dirlist && S_ISREG(file->mode)) { |
4a19c3b2 WD |
1188 | strlcpy(fnamecmpbuf, dn, sizeof fnamecmpbuf); |
1189 | fuzzy_dirlist = get_dirlist(fnamecmpbuf, -1, 1); | |
6f2a222c WD |
1190 | need_fuzzy_dirlist = 0; |
1191 | } | |
865c3b5f | 1192 | |
1c3344a1 | 1193 | statret = link_stat(fname, &sx.st, |
73f7af0e WD |
1194 | keep_dirlinks && S_ISDIR(file->mode)); |
1195 | stat_errno = errno; | |
1196 | } | |
63787382 | 1197 | |
f3d6d480 | 1198 | if (ignore_non_existing > 0 && statret == -1 && stat_errno == ENOENT) { |
ecc81fce | 1199 | if (verbose > 1) { |
15164c0a WD |
1200 | rprintf(FINFO, "not creating new %s \"%s\"\n", |
1201 | S_ISDIR(file->mode) ? "directory" : "file", | |
45c49b52 | 1202 | fname); |
ecc81fce | 1203 | } |
f3d6d480 WD |
1204 | if (S_ISDIR(file->mode)) { |
1205 | if (missing_below < 0) { | |
1206 | if (dry_run) | |
1207 | dry_run++; | |
1208 | missing_below = F_DEPTH(file); | |
de8c8b28 | 1209 | missing_dir = file; |
f3d6d480 WD |
1210 | } |
1211 | file->flags |= FLAG_MISSING_DIR; | |
1212 | } | |
1347d512 AT |
1213 | return; |
1214 | } | |
1215 | ||
2f03f956 | 1216 | if (S_ISDIR(file->mode)) { |
2cda2560 WD |
1217 | /* The file to be received is a directory, so we need |
1218 | * to prepare appropriately. If there is already a | |
1219 | * file of that name and it is *not* a directory, then | |
1220 | * we need to delete it. If it doesn't exist, then | |
027428eb | 1221 | * (perhaps recursively) create it. */ |
1c3344a1 WD |
1222 | if (statret == 0 && !S_ISDIR(sx.st.st_mode)) { |
1223 | if (delete_item(fname, sx.st.st_mode, "directory", del_opts) != 0) | |
de8c8b28 | 1224 | goto skipping_dir_contents; |
2f03f956 AT |
1225 | statret = -1; |
1226 | } | |
df337831 | 1227 | if (dry_run && statret != 0 && missing_below < 0) { |
2ef03405 | 1228 | missing_below = F_DEPTH(file); |
de8c8b28 | 1229 | missing_dir = file; |
df337831 WD |
1230 | dry_run++; |
1231 | } | |
b467495c | 1232 | real_ret = statret; |
1c3344a1 | 1233 | real_sx = sx; |
116a4769 WD |
1234 | if (new_root_dir) { |
1235 | if (*fname == '.' && fname[1] == '\0') | |
b467495c | 1236 | statret = -1; |
116a4769 WD |
1237 | new_root_dir = 0; |
1238 | } | |
c4750c2a | 1239 | if (!preserve_perms) { /* See comment in non-dir code below. */ |
1c3344a1 WD |
1240 | file->mode = dest_mode(file->mode, sx.st.st_mode, |
1241 | dflt_perms, statret == 0); | |
c4750c2a | 1242 | } |
b467495c | 1243 | if (statret != 0 && basis_dir[0] != NULL) { |
1c3344a1 | 1244 | int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx, |
18979194 | 1245 | itemizing, code); |
116a4769 WD |
1246 | if (j == -2) { |
1247 | itemizing = 0; | |
1248 | code = FNONE; | |
1249 | } else if (j >= 0) | |
b467495c | 1250 | statret = 1; |
116a4769 | 1251 | } |
ee1d11c4 | 1252 | if (itemizing && f_out != -1) { |
1c3344a1 | 1253 | itemize(fname, file, ndx, statret, &sx, |
b467495c | 1254 | statret ? ITEM_LOCAL_CHANGE : 0, 0, NULL); |
ee1d11c4 | 1255 | } |
b467495c | 1256 | if (real_ret != 0 && do_mkdir(fname,file->mode) < 0 && errno != EEXIST) { |
027428eb | 1257 | if (!relative_paths || errno != ENOENT |
904e5af1 | 1258 | || create_directory_path(fname) < 0 |
09290693 | 1259 | || (do_mkdir(fname, file->mode) < 0 && errno != EEXIST)) { |
d62bcc17 WD |
1260 | rsyserr(FERROR, errno, |
1261 | "recv_generator: mkdir %s failed", | |
1262 | full_fname(fname)); | |
de8c8b28 | 1263 | skipping_dir_contents: |
f3d6d480 WD |
1264 | rprintf(FERROR, |
1265 | "*** Skipping any contents from this failed directory ***\n"); | |
1266 | missing_below = F_DEPTH(file); | |
de8c8b28 | 1267 | missing_dir = file; |
82ad07c4 | 1268 | file->flags |= FLAG_MISSING_DIR; |
1c3344a1 | 1269 | goto cleanup; |
2f03f956 AT |
1270 | } |
1271 | } | |
16edf865 | 1272 | if (set_file_attrs(fname, file, real_ret ? NULL : &real_sx, NULL, 0) |
f4164b73 | 1273 | && verbose && code != FNONE && f_out != -1) |
45c49b52 | 1274 | rprintf(code, "%s/\n", fname); |
e5bf3b58 WD |
1275 | |
1276 | /* We need to ensure that the dirs in the transfer have writable | |
1277 | * permissions during the time we are putting files within them. | |
1278 | * This is then fixed after the transfer is done. */ | |
1279 | #ifdef HAVE_CHMOD | |
1280 | if (!am_root && !(file->mode & S_IWUSR) && dir_tweaking) { | |
1281 | mode_t mode = file->mode | S_IWUSR; | |
1282 | if (do_chmod(fname, mode) < 0) { | |
1283 | rsyserr(FERROR, errno, | |
1284 | "failed to modify permissions on %s", | |
1285 | full_fname(fname)); | |
1286 | } | |
1287 | need_retouch_dir_perms = 1; | |
1288 | } | |
1289 | #endif | |
1290 | ||
b467495c | 1291 | if (real_ret != 0 && one_file_system) |
1c3344a1 | 1292 | real_sx.st.st_dev = filesystem_dev; |
3ea6e0e7 | 1293 | if (inc_recurse) { |
f3d6d480 | 1294 | if (one_file_system) { |
65ba6af6 | 1295 | uint32 *devp = F_DIR_DEV_P(file); |
1c3344a1 WD |
1296 | DEV_MAJOR(devp) = major(real_sx.st.st_dev); |
1297 | DEV_MINOR(devp) = minor(real_sx.st.st_dev); | |
f3d6d480 WD |
1298 | } |
1299 | } | |
1300 | else if (delete_during && f_out != -1 && !phase && dry_run < 2 | |
82ad07c4 | 1301 | && (file->flags & FLAG_XFER_DIR)) |
332cf6df | 1302 | delete_in_dir(fname, file, &real_sx.st.st_dev); |
1c3344a1 | 1303 | goto cleanup; |
06a1dbad | 1304 | } |
6c3862fa | 1305 | |
c4750c2a WD |
1306 | /* If we're not preserving permissions, change the file-list's |
1307 | * mode based on the local permissions and some heuristics. */ | |
1308 | if (!preserve_perms) { | |
1c3344a1 WD |
1309 | int exists = statret == 0 && !S_ISDIR(sx.st.st_mode); |
1310 | file->mode = dest_mode(file->mode, sx.st.st_mode, dflt_perms, | |
1311 | exists); | |
c4750c2a WD |
1312 | } |
1313 | ||
1e1ca253 | 1314 | #ifdef SUPPORT_HARD_LINKS |
b7cfb9e2 | 1315 | if (preserve_hard_links && F_HLINK_NOT_FIRST(file) |
1c3344a1 WD |
1316 | && hard_link_check(file, ndx, fname, statret, &sx, itemizing, code)) |
1317 | goto cleanup; | |
1e1ca253 | 1318 | #endif |
273a7ed5 | 1319 | |
2f03f956 | 1320 | if (preserve_links && S_ISLNK(file->mode)) { |
4f5b0756 | 1321 | #ifdef SUPPORT_LINKS |
82ad07c4 WD |
1322 | const char *sl = F_SYMLINK(file); |
1323 | if (safe_symlinks && unsafe_symlink(sl, fname)) { | |
2f03f956 | 1324 | if (verbose) { |
49b86442 | 1325 | if (solo_file) |
6cbde57d | 1326 | fname = f_name(file, NULL); |
4875d6b6 WD |
1327 | rprintf(FINFO, |
1328 | "ignoring unsafe symlink %s -> \"%s\"\n", | |
82ad07c4 | 1329 | full_fname(fname), sl); |
2f03f956 AT |
1330 | } |
1331 | return; | |
1332 | } | |
1333 | if (statret == 0) { | |
7e38410e WD |
1334 | char lnk[MAXPATHLEN]; |
1335 | int len; | |
1336 | ||
1c3344a1 | 1337 | if (!S_ISLNK(sx.st.st_mode)) |
116a4769 WD |
1338 | statret = -1; |
1339 | else if ((len = readlink(fname, lnk, MAXPATHLEN-1)) > 0 | |
82ad07c4 | 1340 | && strncmp(lnk, sl, len) == 0 && sl[len] == '\0') { |
116a4769 | 1341 | /* The link is pointing to the right place. */ |
16edf865 | 1342 | set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT); |
116a4769 | 1343 | if (itemizing) |
1c3344a1 | 1344 | itemize(fname, file, ndx, 0, &sx, 0, 0, NULL); |
1e1ca253 | 1345 | #ifdef SUPPORT_HARD_LINKS |
112d728f | 1346 | if (preserve_hard_links && F_IS_HLINKED(file)) |
1c3344a1 | 1347 | finish_hard_link(file, fname, &sx.st, itemizing, code, -1); |
1e1ca253 | 1348 | #endif |
116a4769 WD |
1349 | if (remove_source_files == 1) |
1350 | goto return_with_success; | |
1c3344a1 | 1351 | goto cleanup; |
2cda2560 | 1352 | } |
7e38410e WD |
1353 | /* Not the right symlink (or not a symlink), so |
1354 | * delete it. */ | |
1c3344a1 WD |
1355 | if (delete_item(fname, sx.st.st_mode, "symlink", del_opts) != 0) |
1356 | goto cleanup; | |
1c6e9dfa | 1357 | } else if (basis_dir[0] != NULL) { |
1c3344a1 | 1358 | int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx, |
18979194 | 1359 | itemizing, code); |
116a4769 | 1360 | if (j == -2) { |
ba212fe0 WD |
1361 | #ifndef CAN_HARDLINK_SYMLINK |
1362 | if (link_dest) { | |
1363 | /* Resort to --copy-dest behavior. */ | |
1364 | } else | |
1365 | #endif | |
48224e4c | 1366 | if (!copy_dest) |
1c3344a1 | 1367 | goto cleanup; |
f4164b73 WD |
1368 | itemizing = 0; |
1369 | code = FNONE; | |
116a4769 WD |
1370 | } else if (j >= 0) |
1371 | statret = 1; | |
2f03f956 | 1372 | } |
1e1ca253 | 1373 | #ifdef SUPPORT_HARD_LINKS |
b7cfb9e2 | 1374 | if (preserve_hard_links && F_HLINK_NOT_LAST(file)) |
1c3344a1 | 1375 | goto cleanup; |
1e1ca253 | 1376 | #endif |
82ad07c4 | 1377 | if (do_symlink(sl, fname) != 0) { |
d62bcc17 | 1378 | rsyserr(FERROR, errno, "symlink %s -> \"%s\" failed", |
82ad07c4 | 1379 | full_fname(fname), sl); |
2f03f956 | 1380 | } else { |
16edf865 | 1381 | set_file_attrs(fname, file, NULL, NULL, 0); |
6c3862fa | 1382 | if (itemizing) { |
1c3344a1 | 1383 | itemize(fname, file, ndx, statret, &sx, |
ef20efcb | 1384 | ITEM_LOCAL_CHANGE, 0, NULL); |
6c3862fa | 1385 | } |
116a4769 | 1386 | if (code != FNONE && verbose) |
82ad07c4 | 1387 | rprintf(code, "%s -> %s\n", fname, sl); |
1e1ca253 | 1388 | #ifdef SUPPORT_HARD_LINKS |
112d728f | 1389 | if (preserve_hard_links && F_IS_HLINKED(file)) |
18979194 | 1390 | finish_hard_link(file, fname, NULL, itemizing, code, -1); |
1e1ca253 | 1391 | #endif |
f964ac5e WD |
1392 | /* This does not check remove_source_files == 1 |
1393 | * because this is one of the items that the old | |
1394 | * --remove-sent-files option would remove. */ | |
47c11975 | 1395 | if (remove_source_files) |
04cd8789 | 1396 | goto return_with_success; |
2f03f956 AT |
1397 | } |
1398 | #endif | |
1c3344a1 | 1399 | goto cleanup; |
2f03f956 AT |
1400 | } |
1401 | ||
b5c6a6ae WD |
1402 | if ((am_root && preserve_devices && IS_DEVICE(file->mode)) |
1403 | || (preserve_specials && IS_SPECIAL(file->mode))) { | |
49b86442 WD |
1404 | uint32 *devp = F_RDEV_P(file); |
1405 | dev_t rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)); | |
116a4769 | 1406 | if (statret == 0) { |
c6fadc0e WD |
1407 | char *t; |
1408 | if (IS_DEVICE(file->mode)) { | |
1c3344a1 | 1409 | if (!IS_DEVICE(sx.st.st_mode)) |
c6fadc0e WD |
1410 | statret = -1; |
1411 | t = "device file"; | |
1412 | } else { | |
1c3344a1 | 1413 | if (!IS_SPECIAL(sx.st.st_mode)) |
c6fadc0e WD |
1414 | statret = -1; |
1415 | t = "special file"; | |
1416 | } | |
1417 | if (statret == 0 | |
1c3344a1 WD |
1418 | && BITS_EQUAL(sx.st.st_mode, file->mode, _S_IFMT) |
1419 | && sx.st.st_rdev == rdev) { | |
116a4769 | 1420 | /* The device or special file is identical. */ |
16edf865 | 1421 | set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT); |
116a4769 | 1422 | if (itemizing) |
1c3344a1 | 1423 | itemize(fname, file, ndx, 0, &sx, 0, 0, NULL); |
1e1ca253 | 1424 | #ifdef SUPPORT_HARD_LINKS |
112d728f | 1425 | if (preserve_hard_links && F_IS_HLINKED(file)) |
1c3344a1 | 1426 | finish_hard_link(file, fname, &sx.st, itemizing, code, -1); |
1e1ca253 | 1427 | #endif |
116a4769 WD |
1428 | if (remove_source_files == 1) |
1429 | goto return_with_success; | |
1c3344a1 | 1430 | goto cleanup; |
116a4769 | 1431 | } |
1c3344a1 WD |
1432 | if (delete_item(fname, sx.st.st_mode, t, del_opts) != 0) |
1433 | goto cleanup; | |
116a4769 | 1434 | } else if (basis_dir[0] != NULL) { |
1c3344a1 | 1435 | int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx, |
18979194 | 1436 | itemizing, code); |
116a4769 | 1437 | if (j == -2) { |
ba212fe0 WD |
1438 | #ifndef CAN_HARDLINK_SPECIAL |
1439 | if (link_dest) { | |
1440 | /* Resort to --copy-dest behavior. */ | |
1441 | } else | |
1442 | #endif | |
48224e4c | 1443 | if (!copy_dest) |
1c3344a1 | 1444 | goto cleanup; |
f4164b73 WD |
1445 | itemizing = 0; |
1446 | code = FNONE; | |
116a4769 WD |
1447 | } else if (j >= 0) |
1448 | statret = 1; | |
48224e4c | 1449 | } |
1e1ca253 | 1450 | #ifdef SUPPORT_HARD_LINKS |
b7cfb9e2 | 1451 | if (preserve_hard_links && F_HLINK_NOT_LAST(file)) |
1c3344a1 | 1452 | goto cleanup; |
1e1ca253 | 1453 | #endif |
116a4769 | 1454 | if (verbose > 2) { |
f7d7fb38 WD |
1455 | rprintf(FINFO, "mknod(%s, 0%o, [%ld,%ld])\n", |
1456 | fname, (int)file->mode, | |
1457 | (long)major(rdev), (long)minor(rdev)); | |
116a4769 | 1458 | } |
82ad07c4 | 1459 | if (do_mknod(fname, file->mode, rdev) < 0) { |
116a4769 WD |
1460 | rsyserr(FERROR, errno, "mknod %s failed", |
1461 | full_fname(fname)); | |
2f03f956 | 1462 | } else { |
16edf865 | 1463 | set_file_attrs(fname, file, NULL, NULL, 0); |
116a4769 | 1464 | if (itemizing) { |
1c3344a1 | 1465 | itemize(fname, file, ndx, statret, &sx, |
116a4769 WD |
1466 | ITEM_LOCAL_CHANGE, 0, NULL); |
1467 | } | |
1468 | if (code != FNONE && verbose) | |
1469 | rprintf(code, "%s\n", fname); | |
1e1ca253 | 1470 | #ifdef SUPPORT_HARD_LINKS |
112d728f | 1471 | if (preserve_hard_links && F_IS_HLINKED(file)) |
18979194 | 1472 | finish_hard_link(file, fname, NULL, itemizing, code, -1); |
1e1ca253 | 1473 | #endif |
47c11975 | 1474 | if (remove_source_files == 1) |
04cd8789 | 1475 | goto return_with_success; |
2f03f956 | 1476 | } |
1c3344a1 | 1477 | goto cleanup; |
2f03f956 | 1478 | } |
2f03f956 | 1479 | |
2f03f956 | 1480 | if (!S_ISREG(file->mode)) { |
49b86442 | 1481 | if (solo_file) |
6cbde57d | 1482 | fname = f_name(file, NULL); |
45c49b52 | 1483 | rprintf(FINFO, "skipping non-regular file \"%s\"\n", fname); |
1c3344a1 | 1484 | goto cleanup; |
2f03f956 AT |
1485 | } |
1486 | ||
f3d6d480 | 1487 | if (max_size > 0 && F_LENGTH(file) > max_size) { |
289a3216 | 1488 | if (verbose > 1) { |
49b86442 | 1489 | if (solo_file) |
6cbde57d | 1490 | fname = f_name(file, NULL); |
45c49b52 | 1491 | rprintf(FINFO, "%s is over max-size\n", fname); |
289a3216 | 1492 | } |
1c3344a1 | 1493 | goto cleanup; |
289a3216 | 1494 | } |
f3d6d480 | 1495 | if (min_size > 0 && F_LENGTH(file) < min_size) { |
02b5cb23 | 1496 | if (verbose > 1) { |
49b86442 | 1497 | if (solo_file) |
6cbde57d | 1498 | fname = f_name(file, NULL); |
45c49b52 | 1499 | rprintf(FINFO, "%s is under min-size\n", fname); |
02b5cb23 | 1500 | } |
1c3344a1 | 1501 | goto cleanup; |
02b5cb23 | 1502 | } |
289a3216 | 1503 | |
f3d6d480 | 1504 | if (ignore_existing > 0 && statret == 0) { |
c3cbcfb8 | 1505 | if (verbose > 1) |
45c49b52 | 1506 | rprintf(FINFO, "%s exists\n", fname); |
1c3344a1 | 1507 | goto cleanup; |
c3cbcfb8 WD |
1508 | } |
1509 | ||
f3d6d480 | 1510 | if (update_only > 0 && statret == 0 |
1c3344a1 | 1511 | && cmp_time(sx.st.st_mtime, file->modtime) > 0) { |
c3cbcfb8 | 1512 | if (verbose > 1) |
45c49b52 | 1513 | rprintf(FINFO, "%s is newer\n", fname); |
1c3344a1 | 1514 | goto cleanup; |
c3cbcfb8 WD |
1515 | } |
1516 | ||
375a4556 | 1517 | fnamecmp = fname; |
41cfde6b | 1518 | fnamecmp_type = FNAMECMP_FNAME; |
375a4556 | 1519 | |
1c3344a1 WD |
1520 | if (statret == 0 && !S_ISREG(sx.st.st_mode)) { |
1521 | if (delete_item(fname, sx.st.st_mode, "regular file", del_opts) != 0) | |
1522 | goto cleanup; | |
1f1d368a WD |
1523 | statret = -1; |
1524 | stat_errno = ENOENT; | |
1525 | } | |
1526 | ||
06a1dbad | 1527 | if (statret != 0 && basis_dir[0] != NULL) { |
1c3344a1 | 1528 | int j = try_dests_reg(file, fname, ndx, fnamecmpbuf, &sx, |
18979194 | 1529 | itemizing, code); |
04cd8789 | 1530 | if (j == -2) { |
47c11975 | 1531 | if (remove_source_files == 1) |
04cd8789 | 1532 | goto return_with_success; |
1c3344a1 | 1533 | goto cleanup; |
04cd8789 | 1534 | } |
b06050f9 | 1535 | if (j >= 0) { |
48224e4c WD |
1536 | fnamecmp = fnamecmpbuf; |
1537 | fnamecmp_type = j; | |
9ba46343 | 1538 | statret = 0; |
e7d13fe5 WD |
1539 | } |
1540 | } | |
1541 | ||
1f1d368a | 1542 | real_ret = statret; |
1c3344a1 | 1543 | real_sx = sx; |
375a4556 | 1544 | |
9d954dca | 1545 | if (partial_dir && (partialptr = partial_dir_fname(fname)) != NULL |
72c19bb3 WD |
1546 | && link_stat(partialptr, &partial_st, 0) == 0 |
1547 | && S_ISREG(partial_st.st_mode)) { | |
06a1dbad | 1548 | if (statret != 0) |
72c19bb3 WD |
1549 | goto prepare_to_open; |
1550 | } else | |
1551 | partialptr = NULL; | |
89f7eff3 | 1552 | |
ccb16b46 | 1553 | if (statret != 0 && fuzzy_dirlist && dry_run <= 1) { |
8e85be0a WD |
1554 | int j = find_fuzzy(file, fuzzy_dirlist); |
1555 | if (j >= 0) { | |
1556 | fuzzy_file = fuzzy_dirlist->files[j]; | |
6cbde57d | 1557 | f_name(fuzzy_file, fnamecmpbuf); |
8e85be0a WD |
1558 | if (verbose > 2) { |
1559 | rprintf(FINFO, "fuzzy basis selected for %s: %s\n", | |
45c49b52 | 1560 | fname, fnamecmpbuf); |
8e85be0a | 1561 | } |
1c3344a1 | 1562 | sx.st.st_size = F_LENGTH(fuzzy_file); |
8e85be0a WD |
1563 | statret = 0; |
1564 | fnamecmp = fnamecmpbuf; | |
1565 | fnamecmp_type = FNAMECMP_FUZZY; | |
1566 | } | |
1567 | } | |
1568 | ||
06a1dbad | 1569 | if (statret != 0) { |
1e1ca253 | 1570 | #ifdef SUPPORT_HARD_LINKS |
b7cfb9e2 | 1571 | if (preserve_hard_links && F_HLINK_NOT_LAST(file)) |
1c3344a1 | 1572 | goto cleanup; |
1e1ca253 | 1573 | #endif |
41cfde6b WD |
1574 | if (stat_errno == ENOENT) |
1575 | goto notify_others; | |
991daf00 WD |
1576 | rsyserr(FERROR, stat_errno, "recv_generator: failed to stat %s", |
1577 | full_fname(fname)); | |
1c3344a1 | 1578 | goto cleanup; |
2f03f956 AT |
1579 | } |
1580 | ||
ff0c27c9 | 1581 | if (append_mode > 0 && sx.st.st_size >= F_LENGTH(file)) |
1c3344a1 | 1582 | goto cleanup; |
6cc11982 | 1583 | |
48224e4c | 1584 | if (fnamecmp_type <= FNAMECMP_BASIS_DIR_HIGH) |
b7e8628c | 1585 | ; |
8e85be0a WD |
1586 | else if (fnamecmp_type == FNAMECMP_FUZZY) |
1587 | ; | |
1c3344a1 | 1588 | else if (unchanged_file(fnamecmp, file, &sx.st)) { |
d8b108c2 WD |
1589 | if (partialptr) { |
1590 | do_unlink(partialptr); | |
1591 | handle_partial_dir(partialptr, PDIR_DELETE); | |
1592 | } | |
16edf865 | 1593 | set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT); |
0fddbd8a | 1594 | if (itemizing) |
1c3344a1 | 1595 | itemize(fnamecmp, file, ndx, statret, &sx, 0, 0, NULL); |
1e1ca253 | 1596 | #ifdef SUPPORT_HARD_LINKS |
112d728f | 1597 | if (preserve_hard_links && F_IS_HLINKED(file)) |
1c3344a1 | 1598 | finish_hard_link(file, fname, &sx.st, itemizing, code, -1); |
1e1ca253 | 1599 | #endif |
47c11975 | 1600 | if (remove_source_files != 1) |
1c3344a1 | 1601 | goto cleanup; |
04cd8789 | 1602 | return_with_success: |
663b2857 | 1603 | if (!dry_run) |
ab3d6c60 | 1604 | send_msg_int(MSG_SUCCESS, ndx); |
1c3344a1 | 1605 | goto cleanup; |
2f03f956 AT |
1606 | } |
1607 | ||
b2e7c913 | 1608 | prepare_to_open: |
9d954dca | 1609 | if (partialptr) { |
1c3344a1 | 1610 | sx.st = partial_st; |
9d954dca WD |
1611 | fnamecmp = partialptr; |
1612 | fnamecmp_type = FNAMECMP_PARTIAL_DIR; | |
1613 | statret = 0; | |
1614 | } | |
1615 | ||
beb51aa0 | 1616 | if (!do_xfers || read_batch || whole_file) |
3841a04e | 1617 | goto notify_others; |
2f03f956 | 1618 | |
ccb16b46 | 1619 | if (fuzzy_dirlist) { |
8e85be0a WD |
1620 | int j = flist_find(fuzzy_dirlist, file); |
1621 | if (j >= 0) /* don't use changing file as future fuzzy basis */ | |
f3d6d480 | 1622 | fuzzy_dirlist->files[j]->flags |= FLAG_FILE_SENT; |
8e85be0a WD |
1623 | } |
1624 | ||
2cda2560 | 1625 | /* open the file */ |
8c9fd200 | 1626 | fd = do_open(fnamecmp, O_RDONLY, 0); |
2f03f956 AT |
1627 | |
1628 | if (fd == -1) { | |
d62bcc17 WD |
1629 | rsyserr(FERROR, errno, "failed to open %s, continuing", |
1630 | full_fname(fnamecmp)); | |
b2e7c913 | 1631 | pretend_missing: |
60be6acf | 1632 | /* pretend the file didn't exist */ |
1e1ca253 | 1633 | #ifdef SUPPORT_HARD_LINKS |
b7cfb9e2 | 1634 | if (preserve_hard_links && F_HLINK_NOT_LAST(file)) |
1c3344a1 | 1635 | goto cleanup; |
1e1ca253 | 1636 | #endif |
1f1d368a | 1637 | statret = real_ret = -1; |
41cfde6b | 1638 | goto notify_others; |
2f03f956 AT |
1639 | } |
1640 | ||
f3d6d480 | 1641 | if (inplace && make_backups > 0 && fnamecmp_type == FNAMECMP_FNAME) { |
cd6aa5b5 WD |
1642 | if (!(backupptr = get_backup_name(fname))) { |
1643 | close(fd); | |
1c3344a1 | 1644 | goto cleanup; |
cd6aa5b5 | 1645 | } |
3de73827 | 1646 | if (!(back_file = make_file(fname, NULL, NULL, 0, NO_FILTERS))) { |
cd6aa5b5 WD |
1647 | close(fd); |
1648 | goto pretend_missing; | |
1649 | } | |
1650 | if (robust_unlink(backupptr) && errno != ENOENT) { | |
1651 | rsyserr(FERROR, errno, "unlink %s", | |
1652 | full_fname(backupptr)); | |
82ad07c4 | 1653 | unmake_file(back_file); |
cd6aa5b5 | 1654 | close(fd); |
1c3344a1 | 1655 | goto cleanup; |
cd6aa5b5 WD |
1656 | } |
1657 | if ((f_copy = do_open(backupptr, | |
1658 | O_WRONLY | O_CREAT | O_TRUNC | O_EXCL, 0600)) < 0) { | |
1659 | rsyserr(FERROR, errno, "open %s", | |
1660 | full_fname(backupptr)); | |
82ad07c4 | 1661 | unmake_file(back_file); |
cd6aa5b5 | 1662 | close(fd); |
1c3344a1 | 1663 | goto cleanup; |
cd6aa5b5 | 1664 | } |
41cfde6b | 1665 | fnamecmp_type = FNAMECMP_BACKUP; |
cd6aa5b5 WD |
1666 | } |
1667 | ||
dfd5ba6a | 1668 | if (verbose > 3) { |
ecc81fce | 1669 | rprintf(FINFO, "gen mapped %s of size %.0f\n", |
1c3344a1 | 1670 | fnamecmp, (double)sx.st.st_size); |
dfd5ba6a | 1671 | } |
2f03f956 | 1672 | |
2f03f956 | 1673 | if (verbose > 2) |
0492fdfb | 1674 | rprintf(FINFO, "generating and sending sums for %d\n", ndx); |
2f03f956 | 1675 | |
b2e7c913 | 1676 | notify_others: |
47c11975 | 1677 | if (remove_source_files && !delay_updates && !phase) |
04cd8789 | 1678 | increment_active_files(ndx, itemizing, code); |
3ea6e0e7 | 1679 | if (inc_recurse && !dry_run) |
f3d6d480 | 1680 | cur_flist->in_progress++; |
18979194 WD |
1681 | #ifdef SUPPORT_HARD_LINKS |
1682 | if (preserve_hard_links && F_IS_HLINKED(file)) | |
f3d6d480 | 1683 | file->flags |= FLAG_FILE_SENT; |
18979194 | 1684 | #endif |
ab3d6c60 | 1685 | write_ndx(f_out, ndx); |
6c3862fa | 1686 | if (itemizing) { |
ee1d11c4 | 1687 | int iflags = ITEM_TRANSFER; |
f3d6d480 | 1688 | if (always_checksum > 0) |
a1d23b53 | 1689 | iflags |= ITEM_REPORT_CHECKSUM; |
352963dd | 1690 | if (fnamecmp_type != FNAMECMP_FNAME) |
ef20efcb WD |
1691 | iflags |= ITEM_BASIS_TYPE_FOLLOWS; |
1692 | if (fnamecmp_type == FNAMECMP_FUZZY) | |
1693 | iflags |= ITEM_XNAME_FOLLOWS; | |
1c3344a1 | 1694 | itemize(fnamecmp, file, -1, real_ret, &real_sx, iflags, fnamecmp_type, |
c58c1dc4 | 1695 | fuzzy_file ? fuzzy_file->basename : NULL); |
1c3344a1 WD |
1696 | #ifdef SUPPORT_ACLS |
1697 | if (preserve_acls) | |
1698 | free_acl(&real_sx); | |
16edf865 WD |
1699 | #endif |
1700 | #ifdef SUPPORT_XATTRS | |
1701 | if (preserve_xattrs) | |
1702 | free_xattr(&real_sx); | |
1c3344a1 | 1703 | #endif |
8e85be0a | 1704 | } |
cd6aa5b5 | 1705 | |
beb51aa0 | 1706 | if (!do_xfers) { |
1e1ca253 | 1707 | #ifdef SUPPORT_HARD_LINKS |
112d728f | 1708 | if (preserve_hard_links && F_IS_HLINKED(file)) |
1c3344a1 | 1709 | finish_hard_link(file, fname, &sx.st, itemizing, code, -1); |
1e1ca253 | 1710 | #endif |
1c3344a1 | 1711 | goto cleanup; |
ee1d11c4 WD |
1712 | } |
1713 | if (read_batch) | |
1c3344a1 | 1714 | goto cleanup; |
41cfde6b | 1715 | |
33ab4ad8 | 1716 | if (statret != 0 || whole_file) { |
e86ae6bc | 1717 | write_sum_head(f_out, NULL); |
1c3344a1 | 1718 | goto cleanup; |
e86ae6bc WD |
1719 | } |
1720 | ||
1c3344a1 | 1721 | generate_and_send_sums(fd, sx.st.st_size, f_out, f_copy); |
e86ae6bc WD |
1722 | |
1723 | if (f_copy >= 0) { | |
1724 | close(f_copy); | |
16edf865 | 1725 | set_file_attrs(backupptr, back_file, NULL, NULL, 0); |
e86ae6bc WD |
1726 | if (verbose > 1) { |
1727 | rprintf(FINFO, "backed up %s to %s\n", | |
45c49b52 | 1728 | fname, backupptr); |
41cfde6b | 1729 | } |
82ad07c4 | 1730 | unmake_file(back_file); |
e86ae6bc | 1731 | } |
41cfde6b | 1732 | |
e86ae6bc | 1733 | close(fd); |
1c3344a1 WD |
1734 | |
1735 | cleanup: | |
1736 | #ifdef SUPPORT_ACLS | |
1737 | if (preserve_acls) | |
1738 | free_acl(&sx); | |
16edf865 WD |
1739 | #endif |
1740 | #ifdef SUPPORT_XATTRS | |
1741 | if (preserve_xattrs) | |
1742 | free_xattr(&sx); | |
1c3344a1 WD |
1743 | #endif |
1744 | return; | |
2f03f956 AT |
1745 | } |
1746 | ||
7730114b | 1747 | static void touch_up_dirs(struct file_list *flist, int ndx) |
fd3f5af2 | 1748 | { |
0bb86165 | 1749 | static int counter = 0; |
fd3f5af2 WD |
1750 | struct file_struct *file; |
1751 | char *fname; | |
0bb86165 | 1752 | int i, start, end; |
fd3f5af2 WD |
1753 | |
1754 | if (ndx < 0) { | |
1755 | start = 0; | |
9decb4d2 | 1756 | end = flist->used - 1; |
fd3f5af2 WD |
1757 | } else |
1758 | start = end = ndx; | |
1759 | ||
1760 | /* Fix any directory permissions that were modified during the | |
1761 | * transfer and/or re-set any tweaked modified-time values. */ | |
0bb86165 | 1762 | for (i = start; i <= end; i++, counter++) { |
1befb74b | 1763 | file = flist->files[i]; |
c9ec4608 WD |
1764 | if (!S_ISDIR(file->mode)) |
1765 | continue; | |
0bb86165 | 1766 | if (verbose > 3) { |
d750be6a | 1767 | fname = f_name(file, NULL); |
0bb86165 | 1768 | rprintf(FINFO, "touch_up_dirs: %s (%d)\n", |
d750be6a | 1769 | NS(fname), i); |
0bb86165 | 1770 | } |
c9ec4608 WD |
1771 | if (!F_IS_ACTIVE(file) || file->flags & FLAG_MISSING_DIR |
1772 | || (!need_retouch_dir_times && file->mode & S_IWUSR)) | |
fd3f5af2 WD |
1773 | continue; |
1774 | fname = f_name(file, NULL); | |
1775 | if (!(file->mode & S_IWUSR)) | |
1776 | do_chmod(fname, file->mode); | |
1777 | if (need_retouch_dir_times) | |
1778 | set_modtime(fname, file->modtime, file->mode); | |
0bb86165 | 1779 | if (allowed_lull && !(counter % lull_mod)) |
fd3f5af2 | 1780 | maybe_send_keepalive(); |
0bb86165 | 1781 | else if (!(counter & 0xFF)) |
be91bd81 | 1782 | maybe_flush_socket(0); |
fd3f5af2 WD |
1783 | } |
1784 | } | |
1785 | ||
7730114b WD |
1786 | void check_for_finished_files(int itemizing, enum logcode code, int check_redo) |
1787 | { | |
1788 | struct file_struct *file; | |
1789 | struct file_list *flist; | |
1790 | char fbuf[MAXPATHLEN]; | |
1791 | int ndx; | |
1792 | ||
1793 | #ifdef SUPPORT_HARD_LINKS | |
1794 | while (preserve_hard_links && (ndx = get_hlink_num()) != -1) { | |
1795 | flist = flist_for_ndx(ndx); | |
1796 | assert(flist != NULL); | |
1797 | file = flist->files[ndx]; | |
1798 | assert(file->flags & FLAG_HLINKED); | |
1799 | finish_hard_link(file, f_name(file, fbuf), NULL, itemizing, code, -1); | |
1800 | } | |
1801 | #endif | |
1802 | ||
1803 | while (check_redo && (ndx = get_redo_num()) != -1) { | |
1804 | csum_length = SUM_LENGTH; | |
1805 | max_size = -max_size; | |
1806 | min_size = -min_size; | |
1807 | ignore_existing = -ignore_existing; | |
1808 | ignore_non_existing = -ignore_non_existing; | |
1809 | update_only = -update_only; | |
1810 | always_checksum = -always_checksum; | |
1811 | size_only = -size_only; | |
1812 | append_mode = -append_mode; | |
1813 | make_backups = -make_backups; /* avoid dup backup w/inplace */ | |
1814 | ignore_times++; | |
1815 | ||
1816 | flist = cur_flist; | |
1817 | cur_flist = flist_for_ndx(ndx); | |
7730114b | 1818 | |
ab3d6c60 | 1819 | file = cur_flist->files[ndx - cur_flist->ndx_start]; |
7730114b WD |
1820 | if (solo_file) |
1821 | strlcpy(fbuf, solo_file, sizeof fbuf); | |
1822 | else | |
1823 | f_name(file, fbuf); | |
1824 | recv_generator(fbuf, file, ndx, itemizing, code, sock_f_out); | |
1825 | cur_flist->to_redo--; | |
1826 | ||
1827 | cur_flist = flist; | |
1828 | ||
1829 | csum_length = SHORT_SUM_LENGTH; | |
1830 | max_size = -max_size; | |
1831 | min_size = -min_size; | |
1832 | ignore_existing = -ignore_existing; | |
1833 | ignore_non_existing = -ignore_non_existing; | |
1834 | update_only = -update_only; | |
1835 | always_checksum = -always_checksum; | |
1836 | size_only = -size_only; | |
1837 | append_mode = -append_mode; | |
1838 | make_backups = -make_backups; | |
1839 | ignore_times--; | |
1840 | } | |
1841 | ||
1842 | while (cur_flist != first_flist) { /* only possible with inc_recurse */ | |
1843 | if (first_flist->in_progress || first_flist->to_redo) | |
1844 | break; | |
1845 | ||
be91bd81 | 1846 | if (!read_batch) { |
7730114b | 1847 | write_ndx(sock_f_out, NDX_DONE); |
be91bd81 WD |
1848 | maybe_flush_socket(1); |
1849 | } | |
7730114b | 1850 | |
7730114b WD |
1851 | flist_free(first_flist); /* updates first_flist */ |
1852 | } | |
1853 | } | |
1854 | ||
1855 | void generate_files(int f_out, const char *local_name) | |
2f03f956 | 1856 | { |
332cf6df | 1857 | int i, ndx; |
968c8030 | 1858 | char fbuf[MAXPATHLEN]; |
18979194 | 1859 | int itemizing; |
7433d73a | 1860 | enum logcode code; |
083acd49 | 1861 | int save_do_progress = do_progress; |
ee1d11c4 | 1862 | |
7433d73a WD |
1863 | if (protocol_version >= 29) { |
1864 | itemizing = 1; | |
17bda2d1 | 1865 | maybe_ATTRS_REPORT = stdout_format_has_i ? 0 : ATTRS_REPORT; |
f4164b73 | 1866 | code = logfile_format_has_i ? FNONE : FLOG; |
7433d73a | 1867 | } else if (am_daemon) { |
ecc7623e | 1868 | itemizing = logfile_format_has_i && do_xfers; |
e912bd4d | 1869 | maybe_ATTRS_REPORT = ATTRS_REPORT; |
beb51aa0 | 1870 | code = itemizing || !do_xfers ? FCLIENT : FINFO; |
7433d73a | 1871 | } else if (!am_server) { |
17bda2d1 WD |
1872 | itemizing = stdout_format_has_i; |
1873 | maybe_ATTRS_REPORT = stdout_format_has_i ? 0 : ATTRS_REPORT; | |
f4164b73 | 1874 | code = itemizing ? FNONE : FINFO; |
7433d73a WD |
1875 | } else { |
1876 | itemizing = 0; | |
e912bd4d | 1877 | maybe_ATTRS_REPORT = ATTRS_REPORT; |
7433d73a WD |
1878 | code = FINFO; |
1879 | } | |
7730114b WD |
1880 | solo_file = local_name; |
1881 | dir_tweaking = !(list_only || solo_file || dry_run); | |
1882 | need_retouch_dir_times = preserve_times && !omit_dir_times; | |
1883 | lull_mod = allowed_lull * 5; | |
2f03f956 | 1884 | |
f3d6d480 WD |
1885 | if (verbose > 2) |
1886 | rprintf(FINFO, "generator starting pid=%ld\n", (long)getpid()); | |
2f03f956 | 1887 | |
9decb4d2 | 1888 | if (delete_before && !solo_file && cur_flist->used > 0) |
332cf6df | 1889 | do_delete_pass(); |
20319fd9 WD |
1890 | if (delete_during == 2) { |
1891 | deldelay_size = BIGPATHBUFLEN * 4; | |
1892 | deldelay_buf = new_array(char, deldelay_size); | |
1893 | if (!deldelay_buf) | |
1894 | out_of_memory("delete-delay"); | |
1895 | } | |
083acd49 | 1896 | do_progress = 0; |
59faec8b | 1897 | |
f3d6d480 | 1898 | if (append_mode > 0 || whole_file < 0) |
33ab4ad8 | 1899 | whole_file = 0; |
3e7053ac | 1900 | if (verbose >= 2) { |
1b1fef20 | 1901 | rprintf(FINFO, "delta-transmission %s\n", |
33ab4ad8 | 1902 | whole_file |
1b1fef20 WD |
1903 | ? "disabled for local transfer or --whole-file" |
1904 | : "enabled"); | |
3e7053ac | 1905 | } |
2cda2560 | 1906 | |
513fd04d WD |
1907 | /* Since we often fill up the outgoing socket and then just sit around |
1908 | * waiting for the other 2 processes to do their thing, we don't want | |
1909 | * to exit on a timeout. If the data stops flowing, the receiver will | |
1910 | * notice that and let us know via the redo pipe (or its closing). */ | |
1911 | ignore_timeout = 1; | |
a57873b7 | 1912 | |
1c3344a1 WD |
1913 | dflt_perms = (ACCESSPERMS & ~orig_umask); |
1914 | ||
f3d6d480 | 1915 | do { |
e5bf3b58 | 1916 | if (inc_recurse && cur_flist->ndx_start) { |
f3d6d480 | 1917 | struct file_struct *fp = dir_flist->files[cur_flist->parent_ndx]; |
e5bf3b58 WD |
1918 | f_name(fp, fbuf); |
1919 | ndx = cur_flist->ndx_start - 1; | |
1920 | recv_generator(fbuf, fp, ndx, itemizing, code, f_out); | |
4d745d3c | 1921 | if (delete_during && dry_run < 2) { |
e5bf3b58 WD |
1922 | if (BITS_SETnUNSET(fp->flags, FLAG_XFER_DIR, FLAG_MISSING_DIR)) { |
1923 | dev_t dirdev; | |
1924 | if (one_file_system) { | |
65ba6af6 | 1925 | uint32 *devp = F_DIR_DEV_P(fp); |
e5bf3b58 WD |
1926 | dirdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)); |
1927 | } else | |
1928 | dirdev = MAKEDEV(0, 0); | |
1929 | delete_in_dir(f_name(fp, fbuf), fp, &dirdev); | |
1930 | } | |
f3d6d480 WD |
1931 | } |
1932 | } | |
1933 | for (i = cur_flist->low; i <= cur_flist->high; i++) { | |
332cf6df | 1934 | struct file_struct *file = cur_flist->sorted[i]; |
2f03f956 | 1935 | |
f3d6d480 WD |
1936 | if (!F_IS_ACTIVE(file)) |
1937 | continue; | |
0492fdfb | 1938 | |
e5bf3b58 WD |
1939 | if (inc_recurse && S_ISDIR(file->mode)) { |
1940 | /* Regular dirs are at the end, so we can stop. */ | |
1941 | if (F_DEPTH(file)) | |
1942 | break; | |
1943 | /* A dot-dir is at the start, so just skip it. */ | |
1944 | continue; | |
1945 | } | |
1946 | ||
332cf6df WD |
1947 | #ifdef ICONV_OPTION |
1948 | if (ic_ndx) | |
1949 | ndx = F_NDX(file); | |
1950 | else | |
1951 | #endif | |
1952 | ndx = i + cur_flist->ndx_start; | |
1953 | ||
7730114b WD |
1954 | if (solo_file) |
1955 | strlcpy(fbuf, solo_file, sizeof fbuf); | |
f3d6d480 WD |
1956 | else |
1957 | f_name(file, fbuf); | |
332cf6df | 1958 | recv_generator(fbuf, file, ndx, itemizing, code, f_out); |
1f7e29b9 | 1959 | |
1ff66d4c | 1960 | check_for_finished_files(itemizing, code, 0); |
9ac2395b | 1961 | |
f3d6d480 WD |
1962 | if (allowed_lull && !(i % lull_mod)) |
1963 | maybe_send_keepalive(); | |
0bb86165 | 1964 | else if (!(i & 0xFF)) |
be91bd81 | 1965 | maybe_flush_socket(0); |
f3d6d480 | 1966 | } |
2f03f956 | 1967 | |
3ea6e0e7 | 1968 | if (!inc_recurse) { |
9ae7a2cd | 1969 | write_ndx(f_out, NDX_DONE); |
f3d6d480 | 1970 | break; |
7730114b | 1971 | } |
f3d6d480 | 1972 | |
896f046f | 1973 | while (1) { |
7730114b | 1974 | check_for_finished_files(itemizing, code, 1); |
896f046f WD |
1975 | if (cur_flist->next || flist_eof) |
1976 | break; | |
f3d6d480 | 1977 | wait_for_receiver(); |
7730114b WD |
1978 | } |
1979 | } while ((cur_flist = cur_flist->next) != NULL); | |
0492fdfb | 1980 | |
7730114b | 1981 | if (delete_during) |
332cf6df | 1982 | delete_in_dir(NULL, NULL, &dev_zero); |
7730114b WD |
1983 | phase++; |
1984 | if (verbose > 2) | |
1985 | rprintf(FINFO, "generate_files phase=%d\n", phase); | |
f3d6d480 | 1986 | |
896f046f | 1987 | while (1) { |
7730114b | 1988 | check_for_finished_files(itemizing, code, 1); |
896f046f WD |
1989 | if (msgdone_cnt) |
1990 | break; | |
7730114b WD |
1991 | wait_for_receiver(); |
1992 | } | |
f3d6d480 WD |
1993 | |
1994 | phase++; | |
bc63ae3f | 1995 | if (verbose > 2) |
f7d7fb38 | 1996 | rprintf(FINFO, "generate_files phase=%d\n", phase); |
2f03f956 | 1997 | |
9ae7a2cd | 1998 | write_ndx(f_out, NDX_DONE); |
70352269 WD |
1999 | /* Reduce round-trip lag-time for a useless delay-updates phase. */ |
2000 | if (protocol_version >= 29 && !delay_updates) | |
9ae7a2cd | 2001 | write_ndx(f_out, NDX_DONE); |
6dff5992 | 2002 | |
0438f100 | 2003 | /* Read MSG_DONE for the redo phase (and any prior messages). */ |
896f046f | 2004 | while (1) { |
7730114b | 2005 | check_for_finished_files(itemizing, code, 0); |
896f046f WD |
2006 | if (msgdone_cnt > 1) |
2007 | break; | |
f3d6d480 WD |
2008 | wait_for_receiver(); |
2009 | } | |
6dff5992 | 2010 | |
0438f100 WD |
2011 | if (protocol_version >= 29) { |
2012 | phase++; | |
2013 | if (verbose > 2) | |
2014 | rprintf(FINFO, "generate_files phase=%d\n", phase); | |
70352269 | 2015 | if (delay_updates) |
9ae7a2cd | 2016 | write_ndx(f_out, NDX_DONE); |
70352269 | 2017 | /* Read MSG_DONE for delay-updates phase & prior messages. */ |
7730114b | 2018 | while (msgdone_cnt == 2) |
f3d6d480 | 2019 | wait_for_receiver(); |
0438f100 WD |
2020 | } |
2021 | ||
083acd49 | 2022 | do_progress = save_do_progress; |
20319fd9 WD |
2023 | if (delete_during == 2) |
2024 | do_delayed_deletions(fbuf); | |
7730114b | 2025 | if (delete_after && !solo_file && file_total > 0) |
332cf6df | 2026 | do_delete_pass(); |
59faec8b | 2027 | |
65ba6af6 | 2028 | if ((need_retouch_dir_perms || need_retouch_dir_times) && dir_tweaking) |
1befb74b | 2029 | touch_up_dirs(dir_flist, -1); |
6dff5992 | 2030 | |
e5e85283 | 2031 | if (max_delete >= 0 && deletion_count > max_delete) { |
f75a53e7 WD |
2032 | rprintf(FINFO, |
2033 | "Deletions stopped due to --max-delete limit (%d skipped)\n", | |
2034 | deletion_count - max_delete); | |
2035 | io_error |= IOERR_DEL_LIMIT; | |
2036 | } | |
2037 | ||
6dff5992 | 2038 | if (verbose > 2) |
f7d7fb38 | 2039 | rprintf(FINFO, "generate_files finished\n"); |
2f03f956 | 2040 | } |