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> | |
7 | * Copyright (C) 2003, 2004, 2005, 2006 Wayne Davison | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
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 WD |
19 | * You should have received a copy of the GNU General Public License along |
20 | * with this program; if not, write to the Free Software Foundation, Inc., | |
21 | * 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. | |
0f78b815 | 22 | */ |
2f03f956 AT |
23 | |
24 | #include "rsync.h" | |
25 | ||
26 | extern int verbose; | |
27 | extern int dry_run; | |
beb51aa0 | 28 | extern int do_xfers; |
6c3862fa | 29 | extern int log_format_has_i; |
ecc7623e | 30 | extern int logfile_format_has_i; |
6c3862fa WD |
31 | extern int am_root; |
32 | extern int am_server; | |
33 | extern int am_daemon; | |
083acd49 | 34 | extern int do_progress; |
59faec8b | 35 | extern int recurse; |
2f03f956 | 36 | extern int relative_paths; |
ccb16b46 | 37 | extern int implied_dirs; |
716e73d4 | 38 | extern int keep_dirlinks; |
2f03f956 | 39 | extern int preserve_links; |
2f03f956 | 40 | extern int preserve_devices; |
b5c6a6ae | 41 | extern int preserve_specials; |
2f03f956 | 42 | extern int preserve_hard_links; |
6744b62d WD |
43 | extern int preserve_perms; |
44 | extern int preserve_uid; | |
45 | extern int preserve_gid; | |
3ea9bbd6 WD |
46 | extern int preserve_times; |
47 | extern int omit_dir_times; | |
e35d9f2d | 48 | extern int delete_mode; |
59faec8b | 49 | extern int delete_before; |
fa13f396 | 50 | extern int delete_during; |
59faec8b WD |
51 | extern int delete_after; |
52 | extern int module_id; | |
53 | extern int ignore_errors; | |
fe960187 | 54 | extern int remove_sent_files; |
70352269 | 55 | extern int delay_updates; |
2f03f956 | 56 | extern int update_only; |
e90aab49 WD |
57 | extern int ignore_existing; |
58 | extern int ignore_non_existing; | |
cd6aa5b5 | 59 | extern int inplace; |
6cc11982 | 60 | extern int append_mode; |
cd6aa5b5 | 61 | extern int make_backups; |
2f03f956 AT |
62 | extern int csum_length; |
63 | extern int ignore_times; | |
f83f0548 | 64 | extern int size_only; |
7d1bfaf7 | 65 | extern OFF_T max_size; |
02b5cb23 | 66 | extern OFF_T min_size; |
59faec8b | 67 | extern int io_error; |
ac40b747 | 68 | extern int allowed_lull; |
ee1d11c4 | 69 | extern int sock_f_out; |
9ac2395b | 70 | extern int ignore_timeout; |
d04e9c51 | 71 | extern int protocol_version; |
8e85be0a | 72 | extern int fuzzy_basis; |
2f03f956 | 73 | extern int always_checksum; |
cfe39780 | 74 | extern int checksum_len; |
a7260c40 | 75 | extern char *partial_dir; |
b7e8628c | 76 | extern char *basis_dir[]; |
2be2fb3e | 77 | extern int compare_dest; |
967866d4 | 78 | extern int copy_dest; |
59c95e42 | 79 | extern int link_dest; |
5774786f | 80 | extern int whole_file; |
5774786f | 81 | extern int list_only; |
b9f592fb | 82 | extern int read_batch; |
5774786f | 83 | extern int safe_symlinks; |
a255c592 | 84 | extern long block_size; /* "long" because popt can't set an int32. */ |
59faec8b WD |
85 | extern int max_delete; |
86 | extern int force_delete; | |
0e82af2d | 87 | extern int one_file_system; |
6c3862fa | 88 | extern struct stats stats; |
0e82af2d | 89 | extern dev_t filesystem_dev; |
59faec8b WD |
90 | extern char *backup_dir; |
91 | extern char *backup_suffix; | |
92 | extern int backup_suffix_len; | |
ee1d11c4 | 93 | extern struct file_list *the_file_list; |
7842418b | 94 | extern struct filter_list_struct server_filter_list; |
97f9dcae | 95 | |
59faec8b WD |
96 | static int deletion_count = 0; /* used to implement --max-delete */ |
97 | ||
d71dad3b WD |
98 | /* For calling delete_file() */ |
99 | #define DEL_FORCE_RECURSE (1<<1) /* recurse even w/o --force */ | |
100 | #define DEL_TERSE (1<<3) | |
101 | ||
59faec8b WD |
102 | |
103 | static int is_backup_file(char *fn) | |
104 | { | |
105 | int k = strlen(fn) - backup_suffix_len; | |
106 | return k > 0 && strcmp(fn+k, backup_suffix) == 0; | |
107 | } | |
108 | ||
109 | ||
110 | /* Delete a file or directory. If DEL_FORCE_RECURSE is set in the flags, or if | |
d71dad3b | 111 | * force_delete is set, this will delete recursively. |
0e5665d3 WD |
112 | * |
113 | * Note that fname must point to a MAXPATHLEN buffer if the mode indicates it's | |
114 | * a directory! (The buffer is used for recursion, but returned unchanged.) | |
115 | */ | |
59faec8b WD |
116 | static int delete_item(char *fname, int mode, int flags) |
117 | { | |
118 | struct file_list *dirlist; | |
59faec8b | 119 | int j, dlen, zap_dir, ok; |
0e5665d3 | 120 | unsigned remainder; |
59faec8b | 121 | void *save_filters; |
0e5665d3 | 122 | char *p; |
59faec8b | 123 | |
59faec8b | 124 | if (!S_ISDIR(mode)) { |
f75a53e7 WD |
125 | if (max_delete && ++deletion_count > max_delete) |
126 | return 0; | |
59faec8b WD |
127 | if (make_backups && (backup_dir || !is_backup_file(fname))) |
128 | ok = make_backup(fname); | |
129 | else | |
130 | ok = robust_unlink(fname) == 0; | |
131 | if (ok) { | |
132 | if (!(flags & DEL_TERSE)) | |
133 | log_delete(fname, mode); | |
59faec8b WD |
134 | return 0; |
135 | } | |
f75a53e7 WD |
136 | if (errno == ENOENT) { |
137 | deletion_count--; | |
59faec8b | 138 | return 0; |
f75a53e7 | 139 | } |
59faec8b WD |
140 | rsyserr(FERROR, errno, "delete_file: unlink %s failed", |
141 | full_fname(fname)); | |
142 | return -1; | |
143 | } | |
144 | ||
4d167803 | 145 | zap_dir = flags & DEL_FORCE_RECURSE || force_delete; |
f75a53e7 WD |
146 | if ((max_delete && ++deletion_count > max_delete) |
147 | || (dry_run && zap_dir)) { | |
59faec8b WD |
148 | ok = 0; |
149 | errno = ENOTEMPTY; | |
150 | } else if (make_backups && !backup_dir && !is_backup_file(fname) | |
151 | && !(flags & DEL_FORCE_RECURSE)) | |
152 | ok = make_backup(fname); | |
153 | else | |
154 | ok = do_rmdir(fname) == 0; | |
155 | if (ok) { | |
156 | if (!(flags & DEL_TERSE)) | |
157 | log_delete(fname, mode); | |
59faec8b WD |
158 | return 0; |
159 | } | |
f75a53e7 WD |
160 | if (errno == ENOENT) { |
161 | deletion_count--; | |
59faec8b | 162 | return 0; |
f75a53e7 | 163 | } |
26beb786 | 164 | if (!zap_dir) { |
59faec8b WD |
165 | rsyserr(FERROR, errno, "delete_file: rmdir %s failed", |
166 | full_fname(fname)); | |
167 | return -1; | |
168 | } | |
f62eaa24 | 169 | flags |= DEL_FORCE_RECURSE; /* mark subdir dels as not "in the way" */ |
f75a53e7 | 170 | deletion_count--; |
59faec8b | 171 | |
0e5665d3 WD |
172 | dlen = strlen(fname); |
173 | save_filters = push_local_filters(fname, dlen); | |
174 | ||
175 | dirlist = get_dirlist(fname, dlen, 0); | |
176 | ||
177 | p = fname + dlen; | |
178 | if (dlen != 1 || *fname != '/') | |
179 | *p++ = '/'; | |
180 | remainder = MAXPATHLEN - (p - fname); | |
59faec8b | 181 | |
59faec8b WD |
182 | for (j = dirlist->count; j--; ) { |
183 | struct file_struct *fp = dirlist->files[j]; | |
184 | ||
185 | if (fp->flags & FLAG_MOUNT_POINT) | |
186 | continue; | |
187 | ||
0e5665d3 WD |
188 | strlcpy(p, fp->basename, remainder); |
189 | delete_item(fname, fp->mode, flags & ~DEL_TERSE); | |
59faec8b WD |
190 | } |
191 | flist_free(dirlist); | |
192 | ||
0e5665d3 WD |
193 | fname[dlen] = '\0'; |
194 | ||
59faec8b WD |
195 | pop_local_filters(save_filters); |
196 | ||
f75a53e7 WD |
197 | if (max_delete && ++deletion_count > max_delete) |
198 | return 0; | |
59faec8b WD |
199 | |
200 | if (do_rmdir(fname) == 0) { | |
201 | if (!(flags & DEL_TERSE)) | |
202 | log_delete(fname, mode); | |
4d474ad5 | 203 | } else if (errno != ENOTEMPTY && errno != EEXIST && errno != ENOENT) { |
59faec8b WD |
204 | rsyserr(FERROR, errno, "delete_file: rmdir %s failed", |
205 | full_fname(fname)); | |
206 | return -1; | |
207 | } | |
208 | ||
209 | return 0; | |
210 | } | |
211 | ||
212 | ||
213 | /* This function is used to implement per-directory deletion, and is used by | |
214 | * all the --delete-WHEN options. Note that the fbuf pointer must point to a | |
215 | * MAXPATHLEN buffer with the name of the directory in it (the functions we | |
216 | * call will append names onto the end, but the old dir value will be restored | |
217 | * on exit). */ | |
218 | static void delete_in_dir(struct file_list *flist, char *fbuf, | |
0e82af2d | 219 | struct file_struct *file, STRUCT_STAT *stp) |
59faec8b WD |
220 | { |
221 | static int min_depth = MAXPATHLEN, cur_depth = -1; | |
222 | static void *filt_array[MAXPATHLEN/2+1]; | |
717b0430 | 223 | static int already_warned = 0; |
59faec8b WD |
224 | struct file_list *dirlist; |
225 | char delbuf[MAXPATHLEN]; | |
468d7668 | 226 | int dlen, i; |
59faec8b WD |
227 | |
228 | if (!flist) { | |
229 | while (cur_depth >= min_depth) | |
230 | pop_local_filters(filt_array[cur_depth--]); | |
231 | min_depth = MAXPATHLEN; | |
232 | cur_depth = -1; | |
233 | return; | |
234 | } | |
235 | ||
236 | if (verbose > 2) | |
45c49b52 | 237 | rprintf(FINFO, "delete_in_dir(%s)\n", fbuf); |
59faec8b WD |
238 | |
239 | if (allowed_lull) | |
ee1d11c4 | 240 | maybe_send_keepalive(); |
59faec8b WD |
241 | |
242 | if (file->dir.depth >= MAXPATHLEN/2+1) | |
243 | return; /* Impossible... */ | |
244 | ||
59faec8b | 245 | if (io_error && !(lp_ignore_errors(module_id) || ignore_errors)) { |
717b0430 | 246 | if (already_warned) |
f75a53e7 | 247 | return; |
59faec8b WD |
248 | rprintf(FINFO, |
249 | "IO error encountered -- skipping file deletion\n"); | |
717b0430 | 250 | already_warned = 1; |
59faec8b WD |
251 | return; |
252 | } | |
253 | ||
254 | while (cur_depth >= file->dir.depth && cur_depth >= min_depth) | |
255 | pop_local_filters(filt_array[cur_depth--]); | |
256 | cur_depth = file->dir.depth; | |
257 | if (min_depth > cur_depth) | |
258 | min_depth = cur_depth; | |
259 | dlen = strlen(fbuf); | |
260 | filt_array[cur_depth] = push_local_filters(fbuf, dlen); | |
261 | ||
0e82af2d WD |
262 | if (one_file_system) { |
263 | if (file->flags & FLAG_TOP_DIR) | |
264 | filesystem_dev = stp->st_dev; | |
265 | else if (filesystem_dev != stp->st_dev) | |
266 | return; | |
267 | } | |
59faec8b | 268 | |
59faec8b WD |
269 | dirlist = get_dirlist(fbuf, dlen, 0); |
270 | ||
271 | /* If an item in dirlist is not found in flist, delete it | |
272 | * from the filesystem. */ | |
273 | for (i = dirlist->count; i--; ) { | |
f3ab64d3 | 274 | struct file_struct *fp = dirlist->files[i]; |
0e82af2d | 275 | if (!fp->basename || fp->flags & FLAG_MOUNT_POINT) |
bb0d8edf | 276 | continue; |
468d7668 | 277 | if (flist_find(flist, fp) < 0) { |
6cbde57d | 278 | f_name(fp, delbuf); |
e912bd4d | 279 | delete_item(delbuf, fp->mode, DEL_FORCE_RECURSE); |
468d7668 | 280 | } |
59faec8b WD |
281 | } |
282 | ||
283 | flist_free(dirlist); | |
284 | } | |
285 | ||
286 | /* This deletes any files on the receiving side that are not present on the | |
287 | * sending side. This is used by --delete-before and --delete-after. */ | |
ee1d11c4 | 288 | static void do_delete_pass(struct file_list *flist) |
59faec8b WD |
289 | { |
290 | char fbuf[MAXPATHLEN]; | |
bb0d8edf | 291 | STRUCT_STAT st; |
59faec8b WD |
292 | int j; |
293 | ||
b225b089 WD |
294 | if (dry_run > 1 /* destination doesn't exist yet */ |
295 | || list_only) | |
f75a53e7 WD |
296 | return; |
297 | ||
59faec8b WD |
298 | for (j = 0; j < flist->count; j++) { |
299 | struct file_struct *file = flist->files[j]; | |
300 | ||
301 | if (!(file->flags & FLAG_DEL_HERE)) | |
302 | continue; | |
303 | ||
6cbde57d | 304 | f_name(file, fbuf); |
59faec8b | 305 | if (verbose > 1 && file->flags & FLAG_TOP_DIR) |
45c49b52 | 306 | rprintf(FINFO, "deleting in %s\n", fbuf); |
59faec8b | 307 | |
bb0d8edf WD |
308 | if (link_stat(fbuf, &st, keep_dirlinks) < 0 |
309 | || !S_ISDIR(st.st_mode)) | |
310 | continue; | |
311 | ||
0e82af2d | 312 | delete_in_dir(flist, fbuf, file, &st); |
59faec8b | 313 | } |
0e82af2d | 314 | delete_in_dir(NULL, NULL, NULL, NULL); |
0e5665d3 | 315 | |
a06e2b7c WD |
316 | if (do_progress && !am_server) |
317 | rprintf(FINFO, " \r"); | |
59faec8b WD |
318 | } |
319 | ||
48224e4c | 320 | int unchanged_attrs(struct file_struct *file, STRUCT_STAT *st) |
2f03f956 | 321 | { |
b7e8628c WD |
322 | if (preserve_perms |
323 | && (st->st_mode & CHMOD_BITS) != (file->mode & CHMOD_BITS)) | |
84acca07 | 324 | return 0; |
bb24028f | 325 | |
7b6fa00f | 326 | if (am_root && preserve_uid && st->st_uid != file->uid) |
b7e8628c | 327 | return 0; |
bb24028f | 328 | |
7b6fa00f | 329 | if (preserve_gid && file->gid != GID_NONE && st->st_gid != file->gid) |
b7e8628c WD |
330 | return 0; |
331 | ||
332 | return 1; | |
333 | } | |
334 | ||
ee1d11c4 | 335 | void itemize(struct file_struct *file, int ndx, int statret, STRUCT_STAT *st, |
ef20efcb | 336 | int32 iflags, uchar fnamecmp_type, char *xname) |
06a1dbad | 337 | { |
48224e4c WD |
338 | if (statret >= 0) { /* A from-dest-dir statret can == 1! */ |
339 | int keep_time = !preserve_times ? 0 | |
340 | : S_ISDIR(file->mode) ? !omit_dir_times | |
341 | : !S_ISLNK(file->mode); | |
342 | ||
c557eb8c WD |
343 | if (S_ISREG(file->mode) && file->length != st->st_size) |
344 | iflags |= ITEM_REPORT_SIZE; | |
48224e4c WD |
345 | if ((iflags & (ITEM_TRANSFER|ITEM_LOCAL_CHANGE) && !keep_time |
346 | && (!(iflags & ITEM_XNAME_FOLLOWS) || *xname)) | |
0f86c74e | 347 | || (keep_time && cmp_time(file->modtime, st->st_mtime) != 0)) |
48224e4c | 348 | iflags |= ITEM_REPORT_TIME; |
b9887818 | 349 | if ((file->mode & CHMOD_BITS) != (st->st_mode & CHMOD_BITS)) |
48224e4c | 350 | iflags |= ITEM_REPORT_PERMS; |
7b6fa00f | 351 | if (preserve_uid && am_root && file->uid != st->st_uid) |
48224e4c | 352 | iflags |= ITEM_REPORT_OWNER; |
7b6fa00f WD |
353 | if (preserve_gid && file->gid != GID_NONE |
354 | && st->st_gid != file->gid) | |
48224e4c | 355 | iflags |= ITEM_REPORT_GROUP; |
ef20efcb | 356 | } else |
ee1d11c4 | 357 | iflags |= ITEM_IS_NEW; |
c557eb8c | 358 | |
a1d23b53 | 359 | iflags &= 0xffff; |
ee1d11c4 | 360 | if ((iflags & SIGNIFICANT_ITEM_FLAGS || verbose > 1 |
a9e47626 | 361 | || log_format_has_i > 1 || (xname && *xname)) && !read_batch) { |
6c3862fa WD |
362 | if (protocol_version >= 29) { |
363 | if (ndx >= 0) | |
ee1d11c4 WD |
364 | write_int(sock_f_out, ndx); |
365 | write_shortint(sock_f_out, iflags); | |
ef20efcb WD |
366 | if (iflags & ITEM_BASIS_TYPE_FOLLOWS) |
367 | write_byte(sock_f_out, fnamecmp_type); | |
368 | if (iflags & ITEM_XNAME_FOLLOWS) | |
369 | write_vstring(sock_f_out, xname, strlen(xname)); | |
6c3862fa | 370 | } else if (ndx >= 0) |
ef20efcb | 371 | log_item(file, &stats, iflags, xname); |
06a1dbad WD |
372 | } |
373 | } | |
374 | ||
375 | ||
b7e8628c | 376 | /* Perform our quick-check heuristic for determining if a file is unchanged. */ |
48224e4c | 377 | int unchanged_file(char *fn, struct file_struct *file, STRUCT_STAT *st) |
b7e8628c WD |
378 | { |
379 | if (st->st_size != file->length) | |
380 | return 0; | |
59c95e42 | 381 | |
2cda2560 | 382 | /* if always checksum is set then we use the checksum instead |
2f03f956 AT |
383 | of the file time to determine whether to sync */ |
384 | if (always_checksum && S_ISREG(st->st_mode)) { | |
385 | char sum[MD4_SUM_LENGTH]; | |
b7e8628c | 386 | file_checksum(fn, sum, st->st_size); |
cfe39780 | 387 | return memcmp(sum, file->u.sum, checksum_len) == 0; |
2f03f956 AT |
388 | } |
389 | ||
cc1e997d | 390 | if (size_only) |
84acca07 | 391 | return 1; |
2f03f956 | 392 | |
cc1e997d | 393 | if (ignore_times) |
84acca07 | 394 | return 0; |
cc1e997d | 395 | |
0f86c74e | 396 | return cmp_time(st->st_mtime, file->modtime) == 0; |
2f03f956 AT |
397 | } |
398 | ||
399 | ||
ec8290c8 | 400 | /* |
195bd906 | 401 | * set (initialize) the size entries in the per-file sum_struct |
ec8290c8 | 402 | * calculating dynamic block and checksum sizes. |
195bd906 | 403 | * |
ec8290c8 | 404 | * This is only called from generate_and_send_sums() but is a separate |
195bd906 S |
405 | * function to encapsulate the logic. |
406 | * | |
407 | * The block size is a rounded square root of file length. | |
408 | * | |
409 | * The checksum size is determined according to: | |
ed7e7955 | 410 | * blocksum_bits = BLOCKSUM_BIAS + 2*log2(file_len) - log2(block_len) |
195bd906 S |
411 | * provided by Donovan Baarda which gives a probability of rsync |
412 | * algorithm corrupting data and falling back using the whole md4 | |
413 | * checksums. | |
414 | * | |
415 | * This might be made one of several selectable heuristics. | |
416 | */ | |
1490812a | 417 | static void sum_sizes_sqroot(struct sum_struct *sum, int64 len) |
195bd906 | 418 | { |
a255c592 | 419 | int32 blength; |
da9d12f5 | 420 | int s2length; |
195bd906 | 421 | |
a255c592 | 422 | if (block_size) |
195bd906 | 423 | blength = block_size; |
a255c592 | 424 | else if (len <= BLOCK_SIZE * BLOCK_SIZE) |
195bd906 | 425 | blength = BLOCK_SIZE; |
a255c592 WD |
426 | else { |
427 | int32 c; | |
1490812a | 428 | int64 l; |
eae7165c WD |
429 | int cnt; |
430 | for (c = 1, l = len, cnt = 0; l >>= 2; c <<= 1, cnt++) {} | |
431 | if (cnt >= 31 || c >= MAX_BLOCK_SIZE) | |
432 | blength = MAX_BLOCK_SIZE; | |
433 | else { | |
434 | blength = 0; | |
435 | do { | |
436 | blength |= c; | |
1490812a | 437 | if (len < (int64)blength * blength) |
eae7165c WD |
438 | blength &= ~c; |
439 | c >>= 1; | |
440 | } while (c >= 8); /* round to multiple of 8 */ | |
441 | blength = MAX(blength, BLOCK_SIZE); | |
195bd906 | 442 | } |
195bd906 S |
443 | } |
444 | ||
d04e9c51 | 445 | if (protocol_version < 27) { |
195bd906 S |
446 | s2length = csum_length; |
447 | } else if (csum_length == SUM_LENGTH) { | |
448 | s2length = SUM_LENGTH; | |
449 | } else { | |
a255c592 | 450 | int32 c; |
1490812a | 451 | int64 l; |
da9d12f5 | 452 | int b = BLOCKSUM_BIAS; |
a255c592 WD |
453 | for (l = len; l >>= 1; b += 2) {} |
454 | for (c = blength; c >>= 1 && b; b--) {} | |
455 | /* add a bit, subtract rollsum, round up. */ | |
456 | s2length = (b + 1 - 32 + 7) / 8; /* --optimize in compiler-- */ | |
195bd906 S |
457 | s2length = MAX(s2length, csum_length); |
458 | s2length = MIN(s2length, SUM_LENGTH); | |
459 | } | |
460 | ||
461 | sum->flength = len; | |
462 | sum->blength = blength; | |
463 | sum->s2length = s2length; | |
a5b786d8 WD |
464 | sum->remainder = len % blength; |
465 | sum->count = len / blength + (sum->remainder != 0); | |
195bd906 S |
466 | |
467 | if (sum->count && verbose > 2) { | |
a255c592 WD |
468 | rprintf(FINFO, |
469 | "count=%.0f rem=%ld blength=%ld s2length=%d flength=%.0f\n", | |
470 | (double)sum->count, (long)sum->remainder, (long)sum->blength, | |
da9d12f5 | 471 | sum->s2length, (double)sum->flength); |
195bd906 S |
472 | } |
473 | } | |
80605142 | 474 | |
bceec82f | 475 | |
80605142 WD |
476 | /* |
477 | * Generate and send a stream of signatures/checksums that describe a buffer | |
e66dfd18 | 478 | * |
80605142 WD |
479 | * Generate approximately one checksum every block_len bytes. |
480 | */ | |
cd6aa5b5 | 481 | static void generate_and_send_sums(int fd, OFF_T len, int f_out, int f_copy) |
2f03f956 | 482 | { |
a1cbe76e | 483 | int32 i; |
6e45e1dd | 484 | struct map_struct *mapbuf; |
80605142 | 485 | struct sum_struct sum; |
2f03f956 AT |
486 | OFF_T offset = 0; |
487 | ||
423dba8e | 488 | sum_sizes_sqroot(&sum, len); |
6cc11982 WD |
489 | write_sum_head(f_out, &sum); |
490 | ||
491 | if (append_mode > 0 && f_copy < 0) | |
492 | return; | |
e66dfd18 | 493 | |
6e45e1dd | 494 | if (len > 0) |
96d910c7 | 495 | mapbuf = map_file(fd, len, MAX_MAP_SIZE, sum.blength); |
6e45e1dd WD |
496 | else |
497 | mapbuf = NULL; | |
498 | ||
80605142 | 499 | for (i = 0; i < sum.count; i++) { |
a255c592 | 500 | int32 n1 = (int32)MIN(len, (OFF_T)sum.blength); |
6e45e1dd | 501 | char *map = map_ptr(mapbuf, offset, n1); |
80605142 | 502 | char sum2[SUM_LENGTH]; |
6cc11982 WD |
503 | uint32 sum1; |
504 | ||
505 | len -= n1; | |
506 | offset += n1; | |
2f03f956 | 507 | |
6cc11982 | 508 | if (f_copy >= 0) { |
cd6aa5b5 | 509 | full_write(f_copy, map, n1); |
6cc11982 WD |
510 | if (append_mode > 0) |
511 | continue; | |
512 | } | |
cd6aa5b5 | 513 | |
6cc11982 | 514 | sum1 = get_checksum1(map, n1); |
80605142 | 515 | get_checksum2(map, n1, sum2); |
2f03f956 | 516 | |
80605142 | 517 | if (verbose > 3) { |
e66dfd18 | 518 | rprintf(FINFO, |
a255c592 | 519 | "chunk[%.0f] offset=%.0f len=%ld sum1=%08lx\n", |
6cc11982 | 520 | (double)i, (double)offset - n1, (long)n1, |
0e36d9da | 521 | (unsigned long)sum1); |
80605142 WD |
522 | } |
523 | write_int(f_out, sum1); | |
fc0257c9 | 524 | write_buf(f_out, sum2, sum.s2length); |
2f03f956 | 525 | } |
6e45e1dd WD |
526 | |
527 | if (mapbuf) | |
528 | unmap_file(mapbuf); | |
2f03f956 AT |
529 | } |
530 | ||
06a1dbad | 531 | |
8e85be0a WD |
532 | /* Try to find a filename in the same dir as "fname" with a similar name. */ |
533 | static int find_fuzzy(struct file_struct *file, struct file_list *dirlist) | |
534 | { | |
535 | int fname_len, fname_suf_len; | |
536 | const char *fname_suf, *fname = file->basename; | |
f328e0f3 | 537 | uint32 lowest_dist = 25 << 16; /* ignore a distance greater than 25 */ |
8e85be0a WD |
538 | int j, lowest_j = -1; |
539 | ||
540 | fname_len = strlen(fname); | |
541 | fname_suf = find_filename_suffix(fname, fname_len, &fname_suf_len); | |
542 | ||
543 | for (j = 0; j < dirlist->count; j++) { | |
544 | struct file_struct *fp = dirlist->files[j]; | |
545 | const char *suf, *name; | |
546 | int len, suf_len; | |
547 | uint32 dist; | |
548 | ||
549 | if (!S_ISREG(fp->mode) || !fp->length | |
550 | || fp->flags & FLAG_NO_FUZZY) | |
551 | continue; | |
552 | ||
553 | name = fp->basename; | |
554 | ||
555 | if (fp->length == file->length | |
0f86c74e | 556 | && cmp_time(fp->modtime, file->modtime) == 0) { |
8e85be0a WD |
557 | if (verbose > 4) { |
558 | rprintf(FINFO, | |
559 | "fuzzy size/modtime match for %s\n", | |
560 | name); | |
561 | } | |
562 | return j; | |
563 | } | |
564 | ||
565 | len = strlen(name); | |
566 | suf = find_filename_suffix(name, len, &suf_len); | |
567 | ||
568 | dist = fuzzy_distance(name, len, fname, fname_len); | |
569 | /* Add some extra weight to how well the suffixes match. */ | |
570 | dist += fuzzy_distance(suf, suf_len, fname_suf, fname_suf_len) | |
571 | * 10; | |
572 | if (verbose > 4) { | |
573 | rprintf(FINFO, "fuzzy distance for %s = %d.%05d\n", | |
574 | name, (int)(dist>>16), (int)(dist&0xFFFF)); | |
575 | } | |
576 | if (dist <= lowest_dist) { | |
577 | lowest_dist = dist; | |
578 | lowest_j = j; | |
579 | } | |
580 | } | |
581 | ||
582 | return lowest_j; | |
583 | } | |
584 | ||
ee1d11c4 WD |
585 | void check_for_finished_hlinks(int itemizing, enum logcode code) |
586 | { | |
587 | struct file_struct *file; | |
588 | int ndx; | |
589 | ||
590 | while ((ndx = get_hlink_num()) != -1) { | |
591 | if (ndx < 0 || ndx >= the_file_list->count) | |
592 | continue; | |
593 | ||
594 | file = the_file_list->files[ndx]; | |
595 | if (!file->link_u.links) | |
596 | continue; | |
597 | ||
598 | hard_link_cluster(file, ndx, itemizing, code); | |
599 | } | |
600 | } | |
2f03f956 | 601 | |
48224e4c WD |
602 | /* This is only called for regular files. We return -2 if we've finished |
603 | * handling the file, -1 if no dest-linking occurred, or a non-negative | |
604 | * value if we found an alternate basis file. */ | |
605 | static int try_dests_reg(struct file_struct *file, char *fname, int ndx, | |
606 | char *cmpbuf, STRUCT_STAT *stp, int itemizing, | |
e912bd4d | 607 | int maybe_ATTRS_REPORT, enum logcode code) |
48224e4c | 608 | { |
e71c1c26 WD |
609 | int save_ignore_times = ignore_times; |
610 | int save_size_only = size_only; | |
48224e4c WD |
611 | int best_match = -1; |
612 | int match_level = 0; | |
613 | int j = 0; | |
614 | ||
e71c1c26 WD |
615 | /* We can't let these send-affecting options affect our checking |
616 | * for identical files in the alternate basis dirs. */ | |
617 | ignore_times = size_only = 0; | |
618 | ||
48224e4c WD |
619 | do { |
620 | pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname); | |
621 | if (link_stat(cmpbuf, stp, 0) < 0 || !S_ISREG(stp->st_mode)) | |
622 | continue; | |
623 | switch (match_level) { | |
624 | case 0: | |
625 | best_match = j; | |
626 | match_level = 1; | |
627 | /* FALL THROUGH */ | |
628 | case 1: | |
629 | if (!unchanged_file(cmpbuf, file, stp)) | |
630 | continue; | |
631 | best_match = j; | |
632 | match_level = 2; | |
633 | /* FALL THROUGH */ | |
634 | case 2: | |
635 | if (!unchanged_attrs(file, stp)) | |
636 | continue; | |
e71c1c26 | 637 | if (always_checksum |
0f86c74e | 638 | && cmp_time(stp->st_mtime, file->modtime)) |
48224e4c WD |
639 | continue; |
640 | best_match = j; | |
641 | match_level = 3; | |
642 | break; | |
643 | } | |
644 | break; | |
645 | } while (basis_dir[++j] != NULL); | |
646 | ||
e71c1c26 WD |
647 | ignore_times = save_ignore_times; |
648 | size_only = save_size_only; | |
649 | ||
48224e4c WD |
650 | if (!match_level) |
651 | return -1; | |
652 | ||
653 | if (j != best_match) { | |
654 | j = best_match; | |
655 | pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname); | |
656 | if (link_stat(cmpbuf, stp, 0) < 0) | |
657 | match_level = 0; | |
658 | } | |
659 | ||
48224e4c | 660 | if (match_level == 3 && !copy_dest) { |
40410a38 | 661 | #ifdef SUPPORT_HARD_LINKS |
48224e4c WD |
662 | if (link_dest) { |
663 | if (hard_link_one(file, ndx, fname, 0, stp, | |
664 | cmpbuf, 1, | |
665 | itemizing && verbose > 1, | |
666 | code) < 0) | |
667 | goto try_a_copy; | |
3447d610 WD |
668 | if (preserve_hard_links && file->link_u.links) |
669 | hard_link_cluster(file, ndx, itemizing, code); | |
40410a38 WD |
670 | } else |
671 | #endif | |
672 | if (itemizing) | |
48224e4c | 673 | itemize(file, ndx, 0, stp, 0, 0, NULL); |
e912bd4d | 674 | if (verbose > 1 && maybe_ATTRS_REPORT) { |
ecc7623e | 675 | code = logfile_format_has_i || dry_run |
48224e4c | 676 | ? FCLIENT : FINFO; |
45c49b52 | 677 | rprintf(code, "%s is uptodate\n", fname); |
48224e4c WD |
678 | } |
679 | return -2; | |
680 | } | |
48224e4c WD |
681 | |
682 | if (match_level >= 2) { | |
683 | try_a_copy: /* Copy the file locally. */ | |
684 | if (copy_file(cmpbuf, fname, file->mode) < 0) { | |
685 | if (verbose) { | |
3447d610 | 686 | rsyserr(FINFO, errno, "copy_file %s => %s", |
45c49b52 | 687 | full_fname(cmpbuf), fname); |
48224e4c WD |
688 | } |
689 | return -1; | |
690 | } | |
3447d610 WD |
691 | if (itemizing) |
692 | itemize(file, ndx, 0, stp, ITEM_LOCAL_CHANGE, 0, NULL); | |
e912bd4d WD |
693 | set_file_attrs(fname, file, NULL, 0); |
694 | if (maybe_ATTRS_REPORT | |
48224e4c WD |
695 | && ((!itemizing && verbose && match_level == 2) |
696 | || (verbose > 1 && match_level == 3))) { | |
ecc7623e | 697 | code = logfile_format_has_i || dry_run |
48224e4c | 698 | ? FCLIENT : FINFO; |
45c49b52 | 699 | rprintf(code, "%s%s\n", fname, |
48224e4c WD |
700 | match_level == 3 ? " is uptodate" : ""); |
701 | } | |
3447d610 WD |
702 | if (preserve_hard_links && file->link_u.links) |
703 | hard_link_cluster(file, ndx, itemizing, code); | |
48224e4c WD |
704 | return -2; |
705 | } | |
706 | ||
707 | return FNAMECMP_BASIS_DIR_LOW + j; | |
708 | } | |
709 | ||
710 | /* This is only called for non-regular files. We return -2 if we've finished | |
711 | * handling the file, or -1 if no dest-linking occurred. */ | |
712 | static int try_dests_non(struct file_struct *file, char *fname, int ndx, | |
1c6e9dfa WD |
713 | int itemizing, int maybe_ATTRS_REPORT, |
714 | enum logcode code) | |
48224e4c | 715 | { |
398612ba | 716 | char fnamebuf[MAXPATHLEN]; |
48224e4c | 717 | STRUCT_STAT st; |
398612ba | 718 | int i = 0; |
48224e4c WD |
719 | |
720 | do { | |
721 | pathjoin(fnamebuf, MAXPATHLEN, basis_dir[i], fname); | |
722 | if (link_stat(fnamebuf, &st, 0) < 0 || S_ISDIR(st.st_mode) | |
723 | || !unchanged_attrs(file, &st)) | |
724 | continue; | |
ba212fe0 | 725 | if (S_ISLNK(file->mode)) { |
bb0d8edf | 726 | #ifdef SUPPORT_LINKS |
398612ba WD |
727 | char lnk[MAXPATHLEN]; |
728 | int len; | |
48224e4c WD |
729 | if ((len = readlink(fnamebuf, lnk, MAXPATHLEN-1)) <= 0) |
730 | continue; | |
731 | lnk[len] = '\0'; | |
732 | if (strcmp(lnk, file->u.link) != 0) | |
bb0d8edf | 733 | #endif |
48224e4c | 734 | continue; |
ba212fe0 WD |
735 | } else if (IS_SPECIAL(file->mode)) { |
736 | if (!IS_SPECIAL(st.st_mode) || st.st_rdev != file->u.rdev) | |
737 | continue; | |
738 | } else if (IS_DEVICE(file->mode)) { | |
739 | if (!IS_DEVICE(st.st_mode) || st.st_rdev != file->u.rdev) | |
740 | continue; | |
5f93b4d3 WD |
741 | } else { |
742 | rprintf(FERROR, | |
743 | "internal: try_dests_non() called with invalid mode (%o)\n", | |
6b54a688 | 744 | (int)file->mode); |
5f93b4d3 WD |
745 | exit_cleanup(RERR_UNSUPPORTED); |
746 | } | |
40410a38 | 747 | #ifdef SUPPORT_HARD_LINKS |
ba212fe0 WD |
748 | if (link_dest |
749 | #ifndef CAN_HARDLINK_SYMLINK | |
750 | && !S_ISLNK(file->mode) | |
751 | #endif | |
752 | #ifndef CAN_HARDLINK_SPECIAL | |
43476426 | 753 | && !IS_SPECIAL(file->mode) && !IS_DEVICE(file->mode) |
ba212fe0 WD |
754 | #endif |
755 | ) { | |
40410a38 | 756 | if (do_link(fnamebuf, fname) < 0) { |
1c6e9dfa WD |
757 | rsyserr(FERROR, errno, |
758 | "failed to hard-link %s with %s", | |
759 | fnamebuf, fname); | |
48224e4c WD |
760 | break; |
761 | } | |
3447d610 WD |
762 | if (preserve_hard_links && file->link_u.links) |
763 | hard_link_cluster(file, ndx, itemizing, code); | |
48224e4c | 764 | } |
40410a38 | 765 | #endif |
48224e4c WD |
766 | if (itemizing && log_format_has_i && verbose > 1) { |
767 | int changes = compare_dest ? 0 : ITEM_LOCAL_CHANGE | |
768 | + (link_dest ? ITEM_XNAME_FOLLOWS : 0); | |
769 | char *lp = link_dest ? "" : NULL; | |
770 | itemize(file, ndx, 0, &st, changes, 0, lp); | |
771 | } | |
e912bd4d | 772 | if (verbose > 1 && maybe_ATTRS_REPORT) { |
ecc7623e | 773 | code = logfile_format_has_i || dry_run |
3447d610 | 774 | ? FCLIENT : FINFO; |
45c49b52 | 775 | rprintf(code, "%s is uptodate\n", fname); |
48224e4c WD |
776 | } |
777 | return -2; | |
778 | } while (basis_dir[++i] != NULL); | |
779 | ||
780 | return -1; | |
781 | } | |
782 | ||
ed7e7955 WD |
783 | static int phase = 0; |
784 | ||
ee1d11c4 | 785 | /* Acts on the_file_list->file's ndx'th item, whose name is fname. If a dir, |
0492fdfb WD |
786 | * make sure it exists, and has the right permissions/timestamp info. For |
787 | * all other non-regular files (symlinks, etc.) we create them here. For | |
788 | * regular files that have changed, we try to find a basis file and then | |
789 | * start sending checksums. | |
ef1aa910 | 790 | * |
0e5665d3 WD |
791 | * When fname is non-null, it must point to a MAXPATHLEN buffer! |
792 | * | |
0492fdfb WD |
793 | * Note that f_out is set to -1 when doing final directory-permission and |
794 | * modification-time repair. */ | |
ee1d11c4 | 795 | static void recv_generator(char *fname, struct file_struct *file, int ndx, |
e912bd4d | 796 | int itemizing, int maybe_ATTRS_REPORT, |
ef20efcb | 797 | enum logcode code, int f_out) |
2cda2560 | 798 | { |
8174bc35 | 799 | static int missing_below = -1, excluded_below = -1; |
a9cc1283 | 800 | static char *parent_dirname = ""; |
8e85be0a | 801 | static struct file_list *fuzzy_dirlist = NULL; |
8470a515 | 802 | static int need_fuzzy_dirlist = 0; |
8e85be0a | 803 | struct file_struct *fuzzy_file = NULL; |
41cfde6b | 804 | int fd = -1, f_copy = -1; |
1f1d368a | 805 | STRUCT_STAT st, real_st, partial_st; |
41cfde6b | 806 | struct file_struct *back_file = NULL; |
1f1d368a | 807 | int statret, real_ret, stat_errno; |
41cfde6b | 808 | char *fnamecmp, *partialptr, *backupptr = NULL; |
375a4556 | 809 | char fnamecmpbuf[MAXPATHLEN]; |
41cfde6b | 810 | uchar fnamecmp_type; |
e35d9f2d | 811 | int del_opts = DEL_TERSE | (delete_mode ? DEL_FORCE_RECURSE : 0); |
f7632fc6 | 812 | |
dfd5ba6a WD |
813 | if (list_only) |
814 | return; | |
2f03f956 | 815 | |
8e85be0a WD |
816 | if (!fname) { |
817 | if (fuzzy_dirlist) { | |
8470a515 | 818 | flist_free(fuzzy_dirlist); |
8e85be0a | 819 | fuzzy_dirlist = NULL; |
8e85be0a WD |
820 | } |
821 | if (missing_below >= 0) { | |
822 | dry_run--; | |
823 | missing_below = -1; | |
824 | } | |
8c9e06d7 | 825 | parent_dirname = ""; |
8e85be0a WD |
826 | return; |
827 | } | |
828 | ||
45c49b52 WD |
829 | if (verbose > 2) |
830 | rprintf(FINFO, "recv_generator(%s,%d)\n", fname, ndx); | |
2f03f956 | 831 | |
8174bc35 WD |
832 | if (server_filter_list.head) { |
833 | if (excluded_below >= 0) { | |
834 | if (file->dir.depth > excluded_below) | |
835 | goto skipping; | |
836 | excluded_below = -1; | |
837 | } | |
838 | if (check_filter(&server_filter_list, fname, | |
839 | S_ISDIR(file->mode)) < 0) { | |
840 | if (S_ISDIR(file->mode)) | |
841 | excluded_below = file->dir.depth; | |
b2e7c913 | 842 | skipping: |
8174bc35 WD |
843 | if (verbose) { |
844 | rprintf(FINFO, | |
845 | "skipping server-excluded file \"%s\"\n", | |
45c49b52 | 846 | fname); |
8174bc35 WD |
847 | } |
848 | return; | |
3e35c34b | 849 | } |
3e35c34b | 850 | } |
97f9dcae | 851 | |
8e85be0a | 852 | if (missing_below >= 0 && file->dir.depth <= missing_below) { |
df337831 WD |
853 | dry_run--; |
854 | missing_below = -1; | |
855 | } | |
73f7af0e WD |
856 | if (dry_run > 1) { |
857 | statret = -1; | |
858 | stat_errno = ENOENT; | |
859 | } else { | |
8c9e06d7 WD |
860 | char *dn = file->dirname ? file->dirname : "."; |
861 | if (parent_dirname != dn && strcmp(parent_dirname, dn) != 0) { | |
aa37022e | 862 | if (relative_paths && !implied_dirs |
73173af9 | 863 | && safe_stat(dn, &st) < 0 |
904e5af1 | 864 | && create_directory_path(fname) < 0) { |
8c9e06d7 WD |
865 | rsyserr(FERROR, errno, |
866 | "recv_generator: mkdir %s failed", | |
867 | full_fname(dn)); | |
8e85be0a | 868 | } |
8c9e06d7 | 869 | if (fuzzy_dirlist) { |
8470a515 | 870 | flist_free(fuzzy_dirlist); |
8c9e06d7 WD |
871 | fuzzy_dirlist = NULL; |
872 | } | |
873 | if (fuzzy_basis) | |
8470a515 | 874 | need_fuzzy_dirlist = 1; |
8e85be0a | 875 | } |
8c9e06d7 | 876 | parent_dirname = dn; |
8e85be0a | 877 | |
6f2a222c | 878 | if (need_fuzzy_dirlist && S_ISREG(file->mode)) { |
865c3b5f | 879 | fuzzy_dirlist = get_dirlist(dn, -1, 1); |
6f2a222c WD |
880 | need_fuzzy_dirlist = 0; |
881 | } | |
865c3b5f | 882 | |
73f7af0e WD |
883 | statret = link_stat(fname, &st, |
884 | keep_dirlinks && S_ISDIR(file->mode)); | |
885 | stat_errno = errno; | |
886 | } | |
63787382 | 887 | |
e90aab49 | 888 | if (ignore_non_existing && statret == -1 && stat_errno == ENOENT) { |
ecc81fce | 889 | if (verbose > 1) { |
15164c0a WD |
890 | rprintf(FINFO, "not creating new %s \"%s\"\n", |
891 | S_ISDIR(file->mode) ? "directory" : "file", | |
45c49b52 | 892 | fname); |
ecc81fce | 893 | } |
1347d512 AT |
894 | return; |
895 | } | |
896 | ||
a9d6e6fc WD |
897 | /* If we're not preserving permissions, change the file-list's |
898 | * mode based on the local permissions and some heuristics. */ | |
899 | if (!preserve_perms) { | |
900 | int exists = statret == 0 | |
901 | && S_ISDIR(st.st_mode) == S_ISDIR(file->mode); | |
902 | file->mode = dest_mode(file->mode, st.st_mode, exists); | |
4df9f368 AT |
903 | } |
904 | ||
2f03f956 | 905 | if (S_ISDIR(file->mode)) { |
2cda2560 WD |
906 | /* The file to be received is a directory, so we need |
907 | * to prepare appropriately. If there is already a | |
908 | * file of that name and it is *not* a directory, then | |
909 | * we need to delete it. If it doesn't exist, then | |
027428eb | 910 | * (perhaps recursively) create it. */ |
2f03f956 | 911 | if (statret == 0 && !S_ISDIR(st.st_mode)) { |
90cf7d19 | 912 | if (delete_item(fname, st.st_mode, del_opts) < 0) |
1f1d368a | 913 | return; |
2f03f956 AT |
914 | statret = -1; |
915 | } | |
df337831 WD |
916 | if (dry_run && statret != 0 && missing_below < 0) { |
917 | missing_below = file->dir.depth; | |
918 | dry_run++; | |
919 | } | |
ee1d11c4 WD |
920 | if (itemizing && f_out != -1) { |
921 | itemize(file, ndx, statret, &st, | |
ef20efcb | 922 | statret ? ITEM_LOCAL_CHANGE : 0, 0, NULL); |
ee1d11c4 | 923 | } |
00b96184 | 924 | if (statret != 0 && do_mkdir(fname,file->mode) < 0 && errno != EEXIST) { |
027428eb | 925 | if (!relative_paths || errno != ENOENT |
904e5af1 | 926 | || create_directory_path(fname) < 0 |
09290693 | 927 | || (do_mkdir(fname, file->mode) < 0 && errno != EEXIST)) { |
d62bcc17 WD |
928 | rsyserr(FERROR, errno, |
929 | "recv_generator: mkdir %s failed", | |
930 | full_fname(fname)); | |
2f03f956 AT |
931 | } |
932 | } | |
e912bd4d | 933 | if (set_file_attrs(fname, file, statret ? NULL : &st, 0) |
6c3862fa | 934 | && verbose && code && f_out != -1) |
45c49b52 | 935 | rprintf(code, "%s/\n", fname); |
f75a53e7 | 936 | if (delete_during && f_out != -1 && !phase && dry_run < 2 |
31937d36 | 937 | && (file->flags & FLAG_DEL_HERE)) |
0e82af2d | 938 | delete_in_dir(the_file_list, fname, file, &st); |
2f03f956 | 939 | return; |
06a1dbad | 940 | } |
6c3862fa | 941 | |
273a7ed5 WD |
942 | if (preserve_hard_links && file->link_u.links |
943 | && hard_link_check(file, ndx, fname, statret, &st, | |
944 | itemizing, code, HL_CHECK_MASTER)) | |
945 | return; | |
946 | ||
2f03f956 | 947 | if (preserve_links && S_ISLNK(file->mode)) { |
4f5b0756 | 948 | #ifdef SUPPORT_LINKS |
728d0922 | 949 | if (safe_symlinks && unsafe_symlink(file->u.link, fname)) { |
2f03f956 | 950 | if (verbose) { |
2a5d5a8c | 951 | if (the_file_list->count == 1) |
6cbde57d | 952 | fname = f_name(file, NULL); |
4875d6b6 WD |
953 | rprintf(FINFO, |
954 | "ignoring unsafe symlink %s -> \"%s\"\n", | |
45c49b52 | 955 | full_fname(fname), file->u.link); |
2f03f956 AT |
956 | } |
957 | return; | |
958 | } | |
959 | if (statret == 0) { | |
7e38410e WD |
960 | char lnk[MAXPATHLEN]; |
961 | int len; | |
962 | ||
8a8356b7 | 963 | if (!S_ISDIR(st.st_mode) |
7e38410e WD |
964 | && (len = readlink(fname, lnk, MAXPATHLEN-1)) > 0) { |
965 | lnk[len] = 0; | |
85d4d142 MP |
966 | /* A link already pointing to the |
967 | * right place -- no further action | |
968 | * required. */ | |
7e38410e | 969 | if (strcmp(lnk, file->u.link) == 0) { |
6c3862fa | 970 | if (itemizing) { |
ee1d11c4 | 971 | itemize(file, ndx, 0, &st, 0, |
ef20efcb | 972 | 0, NULL); |
c557eb8c | 973 | } |
e912bd4d WD |
974 | set_file_attrs(fname, file, &st, |
975 | maybe_ATTRS_REPORT); | |
273a7ed5 WD |
976 | if (preserve_hard_links |
977 | && file->link_u.links) { | |
978 | hard_link_cluster(file, ndx, | |
979 | itemizing, | |
980 | code); | |
981 | } | |
2f03f956 AT |
982 | return; |
983 | } | |
2cda2560 | 984 | } |
7e38410e WD |
985 | /* Not the right symlink (or not a symlink), so |
986 | * delete it. */ | |
90cf7d19 | 987 | if (delete_item(fname, st.st_mode, del_opts) < 0) |
1f1d368a WD |
988 | return; |
989 | if (!S_ISLNK(st.st_mode)) | |
88b218fa | 990 | statret = -1; |
1c6e9dfa | 991 | } else if (basis_dir[0] != NULL) { |
48224e4c | 992 | if (try_dests_non(file, fname, ndx, itemizing, |
e912bd4d | 993 | maybe_ATTRS_REPORT, code) == -2) { |
ba212fe0 WD |
994 | #ifndef CAN_HARDLINK_SYMLINK |
995 | if (link_dest) { | |
996 | /* Resort to --copy-dest behavior. */ | |
997 | } else | |
998 | #endif | |
48224e4c WD |
999 | if (!copy_dest) |
1000 | return; | |
1001 | itemizing = code = 0; | |
1002 | } | |
2f03f956 | 1003 | } |
273a7ed5 WD |
1004 | if (preserve_hard_links && file->link_u.links |
1005 | && hard_link_check(file, ndx, fname, -1, &st, | |
1006 | itemizing, code, HL_SKIP)) | |
1007 | return; | |
728d0922 | 1008 | if (do_symlink(file->u.link,fname) != 0) { |
d62bcc17 | 1009 | rsyserr(FERROR, errno, "symlink %s -> \"%s\" failed", |
45c49b52 | 1010 | full_fname(fname), file->u.link); |
2f03f956 | 1011 | } else { |
e912bd4d | 1012 | set_file_attrs(fname, file, NULL, 0); |
6c3862fa | 1013 | if (itemizing) { |
ee1d11c4 | 1014 | itemize(file, ndx, statret, &st, |
ef20efcb | 1015 | ITEM_LOCAL_CHANGE, 0, NULL); |
6c3862fa WD |
1016 | } |
1017 | if (code && verbose) { | |
45c49b52 WD |
1018 | rprintf(code, "%s -> %s\n", fname, |
1019 | file->u.link); | |
2f03f956 | 1020 | } |
fe960187 WD |
1021 | if (remove_sent_files && !dry_run) { |
1022 | char numbuf[4]; | |
1023 | SIVAL(numbuf, 0, ndx); | |
1024 | send_msg(MSG_SUCCESS, numbuf, 4); | |
1025 | } | |
273a7ed5 WD |
1026 | if (preserve_hard_links && file->link_u.links) |
1027 | hard_link_cluster(file, ndx, itemizing, code); | |
2f03f956 AT |
1028 | } |
1029 | #endif | |
1030 | return; | |
1031 | } | |
1032 | ||
b5c6a6ae WD |
1033 | if ((am_root && preserve_devices && IS_DEVICE(file->mode)) |
1034 | || (preserve_specials && IS_SPECIAL(file->mode))) { | |
1c6e9dfa | 1035 | if (statret != 0 && basis_dir[0] != NULL) { |
48224e4c | 1036 | if (try_dests_non(file, fname, ndx, itemizing, |
e912bd4d | 1037 | maybe_ATTRS_REPORT, code) == -2) { |
ba212fe0 WD |
1038 | #ifndef CAN_HARDLINK_SPECIAL |
1039 | if (link_dest) { | |
1040 | /* Resort to --copy-dest behavior. */ | |
1041 | } else | |
1042 | #endif | |
48224e4c WD |
1043 | if (!copy_dest) |
1044 | return; | |
1045 | itemizing = code = 0; | |
1046 | } | |
1047 | } | |
15cf186b WD |
1048 | if (statret != 0 |
1049 | || (st.st_mode & ~CHMOD_BITS) != (file->mode & ~CHMOD_BITS) | |
1050 | || st.st_rdev != file->u.rdev) { | |
0fdb1aa8 | 1051 | if (statret == 0 |
90cf7d19 | 1052 | && delete_item(fname, st.st_mode, del_opts) < 0) |
1f1d368a | 1053 | return; |
273a7ed5 WD |
1054 | if (preserve_hard_links && file->link_u.links |
1055 | && hard_link_check(file, ndx, fname, -1, &st, | |
1056 | itemizing, code, HL_SKIP)) | |
1057 | return; | |
b5c6a6ae WD |
1058 | if ((IS_DEVICE(file->mode) && !IS_DEVICE(st.st_mode)) |
1059 | || (IS_SPECIAL(file->mode) && !IS_SPECIAL(st.st_mode))) | |
88b218fa | 1060 | statret = -1; |
d62bcc17 | 1061 | if (verbose > 2) { |
2f03f956 | 1062 | rprintf(FINFO,"mknod(%s,0%o,0x%x)\n", |
45c49b52 | 1063 | fname, |
ecc81fce | 1064 | (int)file->mode, (int)file->u.rdev); |
d62bcc17 | 1065 | } |
00b96184 | 1066 | if (do_mknod(fname,file->mode,file->u.rdev) < 0) { |
d62bcc17 WD |
1067 | rsyserr(FERROR, errno, "mknod %s failed", |
1068 | full_fname(fname)); | |
2f03f956 | 1069 | } else { |
e912bd4d | 1070 | set_file_attrs(fname, file, NULL, 0); |
6c3862fa | 1071 | if (itemizing) { |
ee1d11c4 | 1072 | itemize(file, ndx, statret, &st, |
ef20efcb | 1073 | ITEM_LOCAL_CHANGE, 0, NULL); |
6c3862fa | 1074 | } |
45c49b52 WD |
1075 | if (code && verbose) |
1076 | rprintf(code, "%s\n", fname); | |
273a7ed5 WD |
1077 | if (preserve_hard_links && file->link_u.links) { |
1078 | hard_link_cluster(file, ndx, | |
1079 | itemizing, code); | |
1080 | } | |
2f03f956 AT |
1081 | } |
1082 | } else { | |
ee1d11c4 | 1083 | if (itemizing) |
ef20efcb | 1084 | itemize(file, ndx, statret, &st, 0, 0, NULL); |
e912bd4d | 1085 | set_file_attrs(fname, file, &st, maybe_ATTRS_REPORT); |
273a7ed5 WD |
1086 | if (preserve_hard_links && file->link_u.links) |
1087 | hard_link_cluster(file, ndx, itemizing, code); | |
2f03f956 AT |
1088 | } |
1089 | return; | |
1090 | } | |
2f03f956 | 1091 | |
2f03f956 | 1092 | if (!S_ISREG(file->mode)) { |
2a5d5a8c | 1093 | if (the_file_list->count == 1) |
6cbde57d | 1094 | fname = f_name(file, NULL); |
45c49b52 | 1095 | rprintf(FINFO, "skipping non-regular file \"%s\"\n", fname); |
2f03f956 AT |
1096 | return; |
1097 | } | |
1098 | ||
289a3216 WD |
1099 | if (max_size && file->length > max_size) { |
1100 | if (verbose > 1) { | |
1101 | if (the_file_list->count == 1) | |
6cbde57d | 1102 | fname = f_name(file, NULL); |
45c49b52 | 1103 | rprintf(FINFO, "%s is over max-size\n", fname); |
289a3216 WD |
1104 | } |
1105 | return; | |
1106 | } | |
02b5cb23 WD |
1107 | if (min_size && file->length < min_size) { |
1108 | if (verbose > 1) { | |
1109 | if (the_file_list->count == 1) | |
6cbde57d | 1110 | fname = f_name(file, NULL); |
45c49b52 | 1111 | rprintf(FINFO, "%s is under min-size\n", fname); |
02b5cb23 WD |
1112 | } |
1113 | return; | |
1114 | } | |
289a3216 | 1115 | |
e90aab49 | 1116 | if (ignore_existing && statret == 0) { |
c3cbcfb8 | 1117 | if (verbose > 1) |
45c49b52 | 1118 | rprintf(FINFO, "%s exists\n", fname); |
c3cbcfb8 WD |
1119 | return; |
1120 | } | |
1121 | ||
1122 | if (update_only && statret == 0 | |
0f86c74e | 1123 | && cmp_time(st.st_mtime, file->modtime) > 0) { |
c3cbcfb8 | 1124 | if (verbose > 1) |
45c49b52 | 1125 | rprintf(FINFO, "%s is newer\n", fname); |
c3cbcfb8 WD |
1126 | return; |
1127 | } | |
1128 | ||
375a4556 | 1129 | fnamecmp = fname; |
41cfde6b | 1130 | fnamecmp_type = FNAMECMP_FNAME; |
375a4556 | 1131 | |
1f1d368a | 1132 | if (statret == 0 && !S_ISREG(st.st_mode)) { |
90cf7d19 | 1133 | if (delete_item(fname, st.st_mode, del_opts) != 0) |
1f1d368a WD |
1134 | return; |
1135 | statret = -1; | |
1136 | stat_errno = ENOENT; | |
1137 | } | |
1138 | ||
06a1dbad | 1139 | if (statret != 0 && basis_dir[0] != NULL) { |
48224e4c | 1140 | int j = try_dests_reg(file, fname, ndx, fnamecmpbuf, &st, |
e912bd4d | 1141 | itemizing, maybe_ATTRS_REPORT, code); |
48224e4c WD |
1142 | if (j == -2) |
1143 | return; | |
1144 | if (j != -1) { | |
1145 | fnamecmp = fnamecmpbuf; | |
1146 | fnamecmp_type = j; | |
9ba46343 | 1147 | statret = 0; |
e7d13fe5 WD |
1148 | } |
1149 | } | |
1150 | ||
1f1d368a WD |
1151 | real_ret = statret; |
1152 | real_st = st; | |
375a4556 | 1153 | |
9d954dca | 1154 | if (partial_dir && (partialptr = partial_dir_fname(fname)) != NULL |
72c19bb3 WD |
1155 | && link_stat(partialptr, &partial_st, 0) == 0 |
1156 | && S_ISREG(partial_st.st_mode)) { | |
06a1dbad | 1157 | if (statret != 0) |
72c19bb3 WD |
1158 | goto prepare_to_open; |
1159 | } else | |
1160 | partialptr = NULL; | |
89f7eff3 | 1161 | |
ccb16b46 | 1162 | if (statret != 0 && fuzzy_dirlist && dry_run <= 1) { |
8e85be0a WD |
1163 | int j = find_fuzzy(file, fuzzy_dirlist); |
1164 | if (j >= 0) { | |
1165 | fuzzy_file = fuzzy_dirlist->files[j]; | |
6cbde57d | 1166 | f_name(fuzzy_file, fnamecmpbuf); |
8e85be0a WD |
1167 | if (verbose > 2) { |
1168 | rprintf(FINFO, "fuzzy basis selected for %s: %s\n", | |
45c49b52 | 1169 | fname, fnamecmpbuf); |
8e85be0a | 1170 | } |
8e85be0a | 1171 | st.st_size = fuzzy_file->length; |
8e85be0a WD |
1172 | statret = 0; |
1173 | fnamecmp = fnamecmpbuf; | |
1174 | fnamecmp_type = FNAMECMP_FUZZY; | |
1175 | } | |
1176 | } | |
1177 | ||
06a1dbad | 1178 | if (statret != 0) { |
273a7ed5 | 1179 | if (preserve_hard_links && file->link_u.links |
d8169e6f WD |
1180 | && hard_link_check(file, ndx, fname, statret, &st, |
1181 | itemizing, code, HL_SKIP)) | |
6dff5992 | 1182 | return; |
41cfde6b WD |
1183 | if (stat_errno == ENOENT) |
1184 | goto notify_others; | |
991daf00 WD |
1185 | rsyserr(FERROR, stat_errno, "recv_generator: failed to stat %s", |
1186 | full_fname(fname)); | |
2f03f956 AT |
1187 | return; |
1188 | } | |
1189 | ||
6cc11982 WD |
1190 | if (append_mode && st.st_size > file->length) |
1191 | return; | |
1192 | ||
48224e4c | 1193 | if (fnamecmp_type <= FNAMECMP_BASIS_DIR_HIGH) |
b7e8628c | 1194 | ; |
8e85be0a WD |
1195 | else if (fnamecmp_type == FNAMECMP_FUZZY) |
1196 | ; | |
b7e8628c | 1197 | else if (unchanged_file(fnamecmp, file, &st)) { |
d8b108c2 WD |
1198 | if (partialptr) { |
1199 | do_unlink(partialptr); | |
1200 | handle_partial_dir(partialptr, PDIR_DELETE); | |
1201 | } | |
48224e4c WD |
1202 | if (itemizing) { |
1203 | itemize(file, ndx, real_ret, &real_st, | |
1204 | 0, 0, NULL); | |
a1d23b53 | 1205 | } |
e912bd4d | 1206 | set_file_attrs(fname, file, &st, maybe_ATTRS_REPORT); |
48224e4c WD |
1207 | if (preserve_hard_links && file->link_u.links) |
1208 | hard_link_cluster(file, ndx, itemizing, code); | |
967866d4 | 1209 | return; |
2f03f956 AT |
1210 | } |
1211 | ||
b2e7c913 | 1212 | prepare_to_open: |
9d954dca WD |
1213 | if (partialptr) { |
1214 | st = partial_st; | |
1215 | fnamecmp = partialptr; | |
1216 | fnamecmp_type = FNAMECMP_PARTIAL_DIR; | |
1217 | statret = 0; | |
1218 | } | |
1219 | ||
beb51aa0 | 1220 | if (!do_xfers || read_batch || whole_file) |
3841a04e | 1221 | goto notify_others; |
2f03f956 | 1222 | |
ccb16b46 | 1223 | if (fuzzy_dirlist) { |
8e85be0a WD |
1224 | int j = flist_find(fuzzy_dirlist, file); |
1225 | if (j >= 0) /* don't use changing file as future fuzzy basis */ | |
1226 | fuzzy_dirlist->files[j]->flags |= FLAG_NO_FUZZY; | |
1227 | } | |
1228 | ||
2cda2560 | 1229 | /* open the file */ |
8c9fd200 | 1230 | fd = do_open(fnamecmp, O_RDONLY, 0); |
2f03f956 AT |
1231 | |
1232 | if (fd == -1) { | |
d62bcc17 WD |
1233 | rsyserr(FERROR, errno, "failed to open %s, continuing", |
1234 | full_fname(fnamecmp)); | |
b2e7c913 | 1235 | pretend_missing: |
60be6acf | 1236 | /* pretend the file didn't exist */ |
273a7ed5 | 1237 | if (preserve_hard_links && file->link_u.links |
d8169e6f WD |
1238 | && hard_link_check(file, ndx, fname, statret, &st, |
1239 | itemizing, code, HL_SKIP)) | |
6dff5992 | 1240 | return; |
1f1d368a | 1241 | statret = real_ret = -1; |
41cfde6b | 1242 | goto notify_others; |
2f03f956 AT |
1243 | } |
1244 | ||
ef20efcb | 1245 | if (inplace && make_backups && fnamecmp_type == FNAMECMP_FNAME) { |
cd6aa5b5 WD |
1246 | if (!(backupptr = get_backup_name(fname))) { |
1247 | close(fd); | |
1248 | return; | |
1249 | } | |
3de73827 | 1250 | if (!(back_file = make_file(fname, NULL, NULL, 0, NO_FILTERS))) { |
cd6aa5b5 WD |
1251 | close(fd); |
1252 | goto pretend_missing; | |
1253 | } | |
1254 | if (robust_unlink(backupptr) && errno != ENOENT) { | |
1255 | rsyserr(FERROR, errno, "unlink %s", | |
1256 | full_fname(backupptr)); | |
1257 | free(back_file); | |
1258 | close(fd); | |
1259 | return; | |
1260 | } | |
1261 | if ((f_copy = do_open(backupptr, | |
1262 | O_WRONLY | O_CREAT | O_TRUNC | O_EXCL, 0600)) < 0) { | |
1263 | rsyserr(FERROR, errno, "open %s", | |
1264 | full_fname(backupptr)); | |
1265 | free(back_file); | |
1266 | close(fd); | |
1267 | return; | |
1268 | } | |
41cfde6b | 1269 | fnamecmp_type = FNAMECMP_BACKUP; |
cd6aa5b5 WD |
1270 | } |
1271 | ||
dfd5ba6a | 1272 | if (verbose > 3) { |
ecc81fce | 1273 | rprintf(FINFO, "gen mapped %s of size %.0f\n", |
45c49b52 | 1274 | fnamecmp, (double)st.st_size); |
dfd5ba6a | 1275 | } |
2f03f956 | 1276 | |
2f03f956 | 1277 | if (verbose > 2) |
0492fdfb | 1278 | rprintf(FINFO, "generating and sending sums for %d\n", ndx); |
2f03f956 | 1279 | |
b2e7c913 | 1280 | notify_others: |
a7535022 | 1281 | if (remove_sent_files && !delay_updates && !phase) |
434573b2 | 1282 | increment_active_files(ndx, itemizing, code); |
0492fdfb | 1283 | write_int(f_out, ndx); |
6c3862fa | 1284 | if (itemizing) { |
ee1d11c4 | 1285 | int iflags = ITEM_TRANSFER; |
8237f930 | 1286 | if (always_checksum) |
a1d23b53 | 1287 | iflags |= ITEM_REPORT_CHECKSUM; |
352963dd | 1288 | if (fnamecmp_type != FNAMECMP_FNAME) |
ef20efcb WD |
1289 | iflags |= ITEM_BASIS_TYPE_FOLLOWS; |
1290 | if (fnamecmp_type == FNAMECMP_FUZZY) | |
1291 | iflags |= ITEM_XNAME_FOLLOWS; | |
1f1d368a | 1292 | itemize(file, -1, real_ret, &real_st, iflags, fnamecmp_type, |
ef20efcb | 1293 | fuzzy_file ? fuzzy_file->basename : NULL); |
8e85be0a | 1294 | } |
cd6aa5b5 | 1295 | |
beb51aa0 | 1296 | if (!do_xfers) { |
ee1d11c4 WD |
1297 | if (preserve_hard_links && file->link_u.links) |
1298 | hard_link_cluster(file, ndx, itemizing, code); | |
1299 | return; | |
1300 | } | |
1301 | if (read_batch) | |
41cfde6b WD |
1302 | return; |
1303 | ||
33ab4ad8 | 1304 | if (statret != 0 || whole_file) { |
e86ae6bc WD |
1305 | write_sum_head(f_out, NULL); |
1306 | return; | |
1307 | } | |
1308 | ||
1309 | generate_and_send_sums(fd, st.st_size, f_out, f_copy); | |
1310 | ||
1311 | if (f_copy >= 0) { | |
1312 | close(f_copy); | |
e912bd4d | 1313 | set_file_attrs(backupptr, back_file, NULL, 0); |
e86ae6bc WD |
1314 | if (verbose > 1) { |
1315 | rprintf(FINFO, "backed up %s to %s\n", | |
45c49b52 | 1316 | fname, backupptr); |
41cfde6b | 1317 | } |
e86ae6bc WD |
1318 | free(back_file); |
1319 | } | |
41cfde6b | 1320 | |
e86ae6bc | 1321 | close(fd); |
2f03f956 AT |
1322 | } |
1323 | ||
ef20efcb | 1324 | void generate_files(int f_out, struct file_list *flist, char *local_name) |
2f03f956 | 1325 | { |
ac40b747 | 1326 | int i; |
968c8030 | 1327 | char fbuf[MAXPATHLEN]; |
e912bd4d | 1328 | int itemizing, maybe_ATTRS_REPORT; |
7433d73a | 1329 | enum logcode code; |
ac40b747 | 1330 | int lull_mod = allowed_lull * 5; |
3ea9bbd6 WD |
1331 | int need_retouch_dir_times = preserve_times && !omit_dir_times; |
1332 | int need_retouch_dir_perms = 0; | |
e90aab49 WD |
1333 | int save_ignore_existing = ignore_existing; |
1334 | int save_ignore_non_existing = ignore_non_existing; | |
083acd49 | 1335 | int save_do_progress = do_progress; |
cd908ef4 | 1336 | int save_make_backups = make_backups; |
88a16c8b | 1337 | int dir_tweaking = !(list_only || local_name || dry_run); |
ee1d11c4 | 1338 | |
7433d73a WD |
1339 | if (protocol_version >= 29) { |
1340 | itemizing = 1; | |
e912bd4d | 1341 | maybe_ATTRS_REPORT = log_format_has_i ? 0 : ATTRS_REPORT; |
ecc7623e | 1342 | code = logfile_format_has_i ? 0 : FLOG; |
7433d73a | 1343 | } else if (am_daemon) { |
ecc7623e | 1344 | itemizing = logfile_format_has_i && do_xfers; |
e912bd4d | 1345 | maybe_ATTRS_REPORT = ATTRS_REPORT; |
beb51aa0 | 1346 | code = itemizing || !do_xfers ? FCLIENT : FINFO; |
7433d73a WD |
1347 | } else if (!am_server) { |
1348 | itemizing = log_format_has_i; | |
e912bd4d | 1349 | maybe_ATTRS_REPORT = log_format_has_i ? 0 : ATTRS_REPORT; |
7433d73a WD |
1350 | code = itemizing ? 0 : FINFO; |
1351 | } else { | |
1352 | itemizing = 0; | |
e912bd4d | 1353 | maybe_ATTRS_REPORT = ATTRS_REPORT; |
7433d73a WD |
1354 | code = FINFO; |
1355 | } | |
2f03f956 | 1356 | |
45e08edb WD |
1357 | if (verbose > 2) { |
1358 | rprintf(FINFO, "generator starting pid=%ld count=%d\n", | |
1359 | (long)getpid(), flist->count); | |
1360 | } | |
2f03f956 | 1361 | |
59faec8b | 1362 | if (delete_before && !local_name && flist->count > 0) |
ee1d11c4 | 1363 | do_delete_pass(flist); |
083acd49 | 1364 | do_progress = 0; |
59faec8b | 1365 | |
6cc11982 | 1366 | if (append_mode || whole_file < 0) |
33ab4ad8 | 1367 | whole_file = 0; |
3e7053ac | 1368 | if (verbose >= 2) { |
1b1fef20 | 1369 | rprintf(FINFO, "delta-transmission %s\n", |
33ab4ad8 | 1370 | whole_file |
1b1fef20 WD |
1371 | ? "disabled for local transfer or --whole-file" |
1372 | : "enabled"); | |
3e7053ac | 1373 | } |
2cda2560 | 1374 | |
513fd04d WD |
1375 | /* Since we often fill up the outgoing socket and then just sit around |
1376 | * waiting for the other 2 processes to do their thing, we don't want | |
1377 | * to exit on a timeout. If the data stops flowing, the receiver will | |
1378 | * notice that and let us know via the redo pipe (or its closing). */ | |
1379 | ignore_timeout = 1; | |
a57873b7 | 1380 | |
2f03f956 AT |
1381 | for (i = 0; i < flist->count; i++) { |
1382 | struct file_struct *file = flist->files[i]; | |
2f03f956 | 1383 | |
dfd5ba6a WD |
1384 | if (!file->basename) |
1385 | continue; | |
0492fdfb | 1386 | |
0e5665d3 WD |
1387 | if (local_name) |
1388 | strlcpy(fbuf, local_name, sizeof fbuf); | |
1389 | else | |
6cbde57d | 1390 | f_name(file, fbuf); |
e912bd4d | 1391 | recv_generator(fbuf, file, i, itemizing, maybe_ATTRS_REPORT, |
0e5665d3 | 1392 | code, f_out); |
1f7e29b9 | 1393 | |
0492fdfb WD |
1394 | /* We need to ensure that any dirs we create have writeable |
1395 | * permissions during the time we are putting files within | |
1396 | * them. This is then fixed after the transfer is done. */ | |
00b96184 | 1397 | #ifdef HAVE_CHMOD |
41b84ce0 | 1398 | if (!am_root && S_ISDIR(file->mode) && !(file->mode & S_IWUSR) |
88a16c8b | 1399 | && dir_tweaking) { |
e912bd4d | 1400 | mode_t mode = file->mode | S_IWUSR; /* user write */ |
1f7e29b9 | 1401 | char *fname = local_name ? local_name : fbuf; |
00b96184 | 1402 | if (do_chmod(fname, mode) < 0) { |
1f7e29b9 WD |
1403 | rsyserr(FERROR, errno, |
1404 | "failed to modify permissions on %s", | |
1405 | full_fname(fname)); | |
1406 | } | |
3ea9bbd6 | 1407 | need_retouch_dir_perms = 1; |
2f03f956 | 1408 | } |
00b96184 | 1409 | #endif |
2f03f956 | 1410 | |
ee1d11c4 WD |
1411 | if (preserve_hard_links) |
1412 | check_for_finished_hlinks(itemizing, code); | |
9ac2395b | 1413 | |
18a11cfd | 1414 | if (allowed_lull && !(i % lull_mod)) |
ee1d11c4 | 1415 | maybe_send_keepalive(); |
c2523a05 | 1416 | else if (!(i % 200)) |
417099fa | 1417 | maybe_flush_socket(); |
2f03f956 | 1418 | } |
ef20efcb | 1419 | recv_generator(NULL, NULL, 0, 0, 0, code, -1); |
c93fad5e | 1420 | if (delete_during) |
0e82af2d | 1421 | delete_in_dir(NULL, NULL, NULL, NULL); |
2f03f956 AT |
1422 | |
1423 | phase++; | |
1424 | csum_length = SUM_LENGTH; | |
02b5cb23 | 1425 | max_size = min_size = ignore_existing = ignore_non_existing = 0; |
0492fdfb | 1426 | update_only = always_checksum = size_only = 0; |
e1f67417 | 1427 | ignore_times = 1; |
6cc11982 WD |
1428 | if (append_mode) /* resend w/o append mode */ |
1429 | append_mode = -1; /* ... but only longer files */ | |
e6bc6f42 | 1430 | make_backups = 0; /* avoid a duplicate backup for inplace processing */ |
2f03f956 AT |
1431 | |
1432 | if (verbose > 2) | |
1433 | rprintf(FINFO,"generate_files phase=%d\n",phase); | |
1434 | ||
7daccb8e | 1435 | write_int(f_out, -1); |
2f03f956 | 1436 | |
bc63ae3f S |
1437 | /* files can cycle through the system more than once |
1438 | * to catch initial checksum errors */ | |
ee1d11c4 | 1439 | while ((i = get_redo_num(itemizing, code)) != -1) { |
bc63ae3f | 1440 | struct file_struct *file = flist->files[i]; |
0e5665d3 WD |
1441 | if (local_name) |
1442 | strlcpy(fbuf, local_name, sizeof fbuf); | |
1443 | else | |
6cbde57d | 1444 | f_name(file, fbuf); |
e912bd4d | 1445 | recv_generator(fbuf, file, i, itemizing, maybe_ATTRS_REPORT, |
0e5665d3 | 1446 | code, f_out); |
bc63ae3f | 1447 | } |
2f03f956 | 1448 | |
bc63ae3f | 1449 | phase++; |
e90aab49 WD |
1450 | ignore_non_existing = save_ignore_non_existing; |
1451 | ignore_existing = save_ignore_existing; | |
cd908ef4 | 1452 | make_backups = save_make_backups; |
0492fdfb | 1453 | |
bc63ae3f S |
1454 | if (verbose > 2) |
1455 | rprintf(FINFO,"generate_files phase=%d\n",phase); | |
2f03f956 | 1456 | |
7daccb8e | 1457 | write_int(f_out, -1); |
70352269 WD |
1458 | /* Reduce round-trip lag-time for a useless delay-updates phase. */ |
1459 | if (protocol_version >= 29 && !delay_updates) | |
1460 | write_int(f_out, -1); | |
6dff5992 | 1461 | |
0438f100 | 1462 | /* Read MSG_DONE for the redo phase (and any prior messages). */ |
ee1d11c4 | 1463 | get_redo_num(itemizing, code); |
6dff5992 | 1464 | |
0438f100 WD |
1465 | if (protocol_version >= 29) { |
1466 | phase++; | |
1467 | if (verbose > 2) | |
1468 | rprintf(FINFO, "generate_files phase=%d\n", phase); | |
70352269 WD |
1469 | if (delay_updates) |
1470 | write_int(f_out, -1); | |
1471 | /* Read MSG_DONE for delay-updates phase & prior messages. */ | |
0438f100 WD |
1472 | get_redo_num(itemizing, code); |
1473 | } | |
1474 | ||
083acd49 | 1475 | do_progress = save_do_progress; |
59faec8b | 1476 | if (delete_after && !local_name && flist->count > 0) |
ee1d11c4 | 1477 | do_delete_pass(flist); |
59faec8b | 1478 | |
88a16c8b | 1479 | if ((need_retouch_dir_perms || need_retouch_dir_times) && dir_tweaking) { |
18a11cfd | 1480 | int j = 0; |
3ea9bbd6 WD |
1481 | /* Now we need to fix any directory permissions that were |
1482 | * modified during the transfer and/or re-set any tweaked | |
1483 | * modified-time values. */ | |
1484 | for (i = 0; i < flist->count; i++) { | |
1485 | struct file_struct *file = flist->files[i]; | |
b435d717 | 1486 | |
3ea9bbd6 WD |
1487 | if (!file->basename || !S_ISDIR(file->mode)) |
1488 | continue; | |
1489 | if (!need_retouch_dir_times && file->mode & S_IWUSR) | |
1490 | continue; | |
6cbde57d | 1491 | recv_generator(f_name(file, NULL), file, i, itemizing, |
e912bd4d | 1492 | maybe_ATTRS_REPORT, code, -1); |
417099fa | 1493 | if (allowed_lull && !(++j % lull_mod)) |
ee1d11c4 | 1494 | maybe_send_keepalive(); |
c2523a05 | 1495 | else if (!(j % 200)) |
417099fa | 1496 | maybe_flush_socket(); |
3ea9bbd6 | 1497 | } |
6dff5992 | 1498 | } |
ef20efcb | 1499 | recv_generator(NULL, NULL, 0, 0, 0, code, -1); |
6dff5992 | 1500 | |
f75a53e7 WD |
1501 | if (max_delete > 0 && deletion_count > max_delete) { |
1502 | rprintf(FINFO, | |
1503 | "Deletions stopped due to --max-delete limit (%d skipped)\n", | |
1504 | deletion_count - max_delete); | |
1505 | io_error |= IOERR_DEL_LIMIT; | |
1506 | } | |
1507 | ||
6dff5992 WD |
1508 | if (verbose > 2) |
1509 | rprintf(FINFO,"generate_files finished\n"); | |
2f03f956 | 1510 | } |