Commit | Line | Data |
---|---|---|
0f78b815 WD |
1 | /* |
2 | * Routines only used by the receiving process. | |
3 | * | |
4 | * Copyright (C) 1996-2000 Andrew Tridgell | |
5 | * Copyright (C) 1996 Paul Mackerras | |
445640e8 | 6 | * Copyright (C) 2003-2009 Wayne Davison |
0f78b815 WD |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify | |
8e41b68e WD |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; either version 3 of the License, or | |
11 | * (at your option) any later version. | |
0f78b815 WD |
12 | * |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
e7c67065 | 18 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 19 | * with this program; if not, visit the http://fsf.org website. |
0f78b815 | 20 | */ |
2f03f956 AT |
21 | |
22 | #include "rsync.h" | |
23 | ||
24 | extern int verbose; | |
16edf865 | 25 | extern int dry_run; |
a0009fc3 | 26 | extern int do_xfers; |
8715db2c WD |
27 | extern int am_server; |
28 | extern int do_progress; | |
3ea6e0e7 | 29 | extern int inc_recurse; |
910e89b9 | 30 | extern int log_before_transfer; |
2fedf3d5 | 31 | extern int stdout_format_has_i; |
ecc7623e | 32 | extern int logfile_format_has_i; |
2f03f956 | 33 | extern int csum_length; |
16cc9ca2 | 34 | extern int read_batch; |
a0009fc3 | 35 | extern int write_batch; |
16cc9ca2 | 36 | extern int batch_gen_fd; |
41cfde6b | 37 | extern int protocol_version; |
2f03f956 | 38 | extern int relative_paths; |
744e63fb | 39 | extern int preserve_hard_links; |
92b9eb97 | 40 | extern int preserve_perms; |
16edf865 | 41 | extern int preserve_xattrs; |
c56595d7 | 42 | extern int basis_dir_cnt; |
53dd3135 | 43 | extern int make_backups; |
925c517f | 44 | extern int cleanup_got_literal; |
744e63fb | 45 | extern int remove_source_files; |
6cc11982 | 46 | extern int append_mode; |
e7ee91de | 47 | extern int sparse_files; |
55e50d89 | 48 | extern int keep_partial; |
ba582f75 | 49 | extern int checksum_seed; |
a3221d2a | 50 | extern int inplace; |
48e1c8c6 | 51 | extern int delay_updates; |
1c3344a1 | 52 | extern mode_t orig_umask; |
8715db2c | 53 | extern struct stats stats; |
8715db2c WD |
54 | extern char *tmpdir; |
55 | extern char *partial_dir; | |
56 | extern char *basis_dir[]; | |
6755a7d7 | 57 | extern struct file_list *cur_flist, *first_flist, *dir_flist; |
819bfe45 | 58 | extern struct filter_list_struct daemon_filter_list; |
5ebab6c1 | 59 | |
10f994a5 | 60 | static struct bitbag *delayed_bits = NULL; |
d0221f1d | 61 | static int phase = 0, redoing = 0; |
7c573428 | 62 | static flist_ndx_list batch_redo_list; |
48459ba1 | 63 | /* We're either updating the basis file or an identical copy: */ |
77943e69 | 64 | static int updating_basis_or_equiv; |
3e7934a5 | 65 | |
52d3e106 S |
66 | /* |
67 | * get_tmpname() - create a tmp filename for a given filename | |
68 | * | |
69 | * If a tmpdir is defined, use that as the directory to | |
70 | * put it in. Otherwise, the tmp filename is in the same | |
71 | * directory as the given name. Note that there may be no | |
72 | * directory at all in the given name! | |
17fadf7d | 73 | * |
52d3e106 S |
74 | * The tmp filename is basically the given filename with a |
75 | * dot prepended, and .XXXXXX appended (for mkstemp() to | |
76 | * put its unique gunk in). Take care to not exceed | |
77 | * either the MAXPATHLEN or NAME_MAX, esp. the last, as | |
78 | * the basename basically becomes 8 chars longer. In that | |
79 | * case, the original name is shortened sufficiently to | |
80 | * make it all fit. | |
17fadf7d | 81 | * |
52d3e106 S |
82 | * Of course, there's no real reason for the tmp name to |
83 | * look like the original, except to satisfy us humans. | |
84 | * As long as it's unique, rsync will work. | |
85 | */ | |
86 | ||
93204cca | 87 | int get_tmpname(char *fnametmp, const char *fname) |
2f03f956 | 88 | { |
d5dcb6f7 | 89 | int maxname, added, length = 0; |
93204cca | 90 | const char *f; |
2f03f956 | 91 | |
2f03f956 | 92 | if (tmpdir) { |
a24639bb | 93 | /* Note: this can't overflow, so the return value is safe */ |
b7cee949 | 94 | length = strlcpy(fnametmp, tmpdir, MAXPATHLEN - 2); |
52d3e106 | 95 | fnametmp[length++] = '/'; |
0c2ef5f4 | 96 | } |
52d3e106 | 97 | |
0c2ef5f4 | 98 | if ((f = strrchr(fname, '/')) != NULL) { |
52d3e106 S |
99 | ++f; |
100 | if (!tmpdir) { | |
101 | length = f - fname; | |
0c2ef5f4 | 102 | /* copy up to and including the slash */ |
52d3e106 | 103 | strlcpy(fnametmp, fname, length + 1); |
0c2ef5f4 | 104 | } |
446e239e | 105 | } else |
52d3e106 | 106 | f = fname; |
52d3e106 | 107 | fnametmp[length++] = '.'; |
2f03f956 | 108 | |
d5dcb6f7 WD |
109 | /* The maxname value is bufsize, and includes space for the '\0'. |
110 | * (Note that NAME_MAX get -8 for the leading '.' above.) */ | |
52d3e106 | 111 | maxname = MIN(MAXPATHLEN - 7 - length, NAME_MAX - 8); |
2f03f956 | 112 | |
0c2ef5f4 | 113 | if (maxname < 1) { |
3f0211b6 | 114 | rprintf(FERROR_XFER, "temporary filename too long: %s\n", fname); |
52d3e106 | 115 | fnametmp[0] = '\0'; |
2f03f956 AT |
116 | return 0; |
117 | } | |
118 | ||
d5dcb6f7 WD |
119 | added = strlcpy(fnametmp + length, f, maxname); |
120 | if (added >= maxname) | |
121 | added = maxname - 1; | |
122 | memcpy(fnametmp + length + added, ".XXXXXX", 8); | |
2f03f956 AT |
123 | |
124 | return 1; | |
125 | } | |
126 | ||
2cce7545 WD |
127 | /* Opens a temporary file for writing. |
128 | * Success: Writes name into fnametmp, returns fd. | |
129 | * Failure: Clobbers fnametmp, returns -1. | |
130 | * Calling cleanup_set() is the caller's job. */ | |
131 | int open_tmpfile(char *fnametmp, const char *fname, struct file_struct *file) | |
132 | { | |
133 | int fd; | |
134 | ||
135 | if (!get_tmpname(fnametmp, fname)) | |
136 | return -1; | |
137 | ||
138 | /* We initially set the perms without the setuid/setgid bits or group | |
139 | * access to ensure that there is no race condition. They will be | |
140 | * correctly updated after the right owner and group info is set. | |
141 | * (Thanks to snabb@epipe.fi for pointing this out.) */ | |
142 | fd = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); | |
143 | ||
144 | #if 0 | |
145 | /* In most cases parent directories will already exist because their | |
146 | * information should have been previously transferred, but that may | |
147 | * not be the case with -R */ | |
148 | if (fd == -1 && relative_paths && errno == ENOENT | |
149 | && create_directory_path(fnametmp) == 0) { | |
150 | /* Get back to name with XXXXXX in it. */ | |
151 | get_tmpname(fnametmp, fname); | |
152 | fd = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); | |
153 | } | |
154 | #endif | |
155 | ||
156 | if (fd == -1) { | |
3f0211b6 | 157 | rsyserr(FERROR_XFER, errno, "mkstemp %s failed", |
2cce7545 WD |
158 | full_fname(fnametmp)); |
159 | return -1; | |
160 | } | |
161 | ||
162 | return fd; | |
163 | } | |
2f03f956 | 164 | |
7e5fa372 | 165 | static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r, |
55edf18c | 166 | const char *fname, int fd, OFF_T total_size) |
2f03f956 | 167 | { |
a0456b9c WD |
168 | static char file_sum1[MAX_DIGEST_LEN]; |
169 | static char file_sum2[MAX_DIGEST_LEN]; | |
7e5fa372 | 170 | struct map_struct *mapbuf; |
fc0257c9 | 171 | struct sum_struct sum; |
a0456b9c | 172 | int32 len, sum_len; |
2f03f956 | 173 | OFF_T offset = 0; |
89e540e6 | 174 | OFF_T offset2; |
2f03f956 | 175 | char *data; |
6c495e0d | 176 | int32 i; |
e1f67417 | 177 | char *map = NULL; |
17fadf7d | 178 | |
fc0257c9 | 179 | read_sum_head(f_in, &sum); |
17fadf7d | 180 | |
7e5fa372 | 181 | if (fd_r >= 0 && size_r > 0) { |
80264051 WD |
182 | int32 read_size = MAX(sum.blength * 2, 16*1024); |
183 | mapbuf = map_file(fd_r, size_r, read_size, sum.blength); | |
7e5fa372 WD |
184 | if (verbose > 2) { |
185 | rprintf(FINFO, "recv mapped %s of size %.0f\n", | |
45c49b52 | 186 | fname_r, (double)size_r); |
7e5fa372 WD |
187 | } |
188 | } else | |
189 | mapbuf = NULL; | |
190 | ||
ba582f75 | 191 | sum_init(checksum_seed); |
17fadf7d | 192 | |
f3d6d480 | 193 | if (append_mode > 0) { |
6cc11982 WD |
194 | OFF_T j; |
195 | sum.flength = (OFF_T)sum.count * sum.blength; | |
196 | if (sum.remainder) | |
197 | sum.flength -= sum.blength - sum.remainder; | |
936fa865 WD |
198 | if (append_mode == 2) { |
199 | for (j = CHUNK_SIZE; j < sum.flength; j += CHUNK_SIZE) { | |
200 | if (do_progress) | |
201 | show_progress(offset, total_size); | |
202 | sum_update(map_ptr(mapbuf, offset, CHUNK_SIZE), | |
203 | CHUNK_SIZE); | |
204 | offset = j; | |
205 | } | |
206 | if (offset < sum.flength) { | |
207 | int32 len = (int32)(sum.flength - offset); | |
208 | if (do_progress) | |
209 | show_progress(offset, total_size); | |
210 | sum_update(map_ptr(mapbuf, offset, len), len); | |
211 | } | |
6cc11982 | 212 | } |
936fa865 | 213 | offset = sum.flength; |
ffa8ab8e | 214 | if (fd != -1 && (j = do_lseek(fd, offset, SEEK_SET)) != offset) { |
3f0211b6 | 215 | rsyserr(FERROR_XFER, errno, "lseek of %s returned %.0f, not %.0f", |
ffa8ab8e | 216 | full_fname(fname), (double)j, (double)offset); |
6cc11982 WD |
217 | exit_cleanup(RERR_FILEIO); |
218 | } | |
219 | } | |
220 | ||
3f55bd5d | 221 | while ((i = recv_token(f_in, &data)) != 0) { |
16417f8b WD |
222 | if (do_progress) |
223 | show_progress(offset, total_size); | |
2f03f956 AT |
224 | |
225 | if (i > 0) { | |
2f03f956 | 226 | if (verbose > 3) { |
5f808dfb AT |
227 | rprintf(FINFO,"data recv %d at %.0f\n", |
228 | i,(double)offset); | |
2f03f956 AT |
229 | } |
230 | ||
231 | stats.literal_data += i; | |
232 | cleanup_got_literal = 1; | |
17fadf7d | 233 | |
6c495e0d | 234 | sum_update(data, i); |
2f03f956 | 235 | |
c52461f9 WD |
236 | if (fd != -1 && write_file(fd,data,i) != i) |
237 | goto report_write_error; | |
2f03f956 AT |
238 | offset += i; |
239 | continue; | |
17fadf7d | 240 | } |
2f03f956 AT |
241 | |
242 | i = -(i+1); | |
6c495e0d | 243 | offset2 = i * (OFF_T)sum.blength; |
fc0257c9 | 244 | len = sum.blength; |
d2a918b4 | 245 | if (i == (int)sum.count-1 && sum.remainder != 0) |
fc0257c9 | 246 | len = sum.remainder; |
17fadf7d | 247 | |
2f03f956 | 248 | stats.matched_data += len; |
17fadf7d | 249 | |
6c495e0d WD |
250 | if (verbose > 3) { |
251 | rprintf(FINFO, | |
252 | "chunk[%d] of size %ld at %.0f offset=%.0f\n", | |
253 | i, (long)len, (double)offset2, (double)offset); | |
254 | } | |
17fadf7d | 255 | |
446e239e WD |
256 | if (mapbuf) { |
257 | map = map_ptr(mapbuf,offset2,len); | |
17fadf7d | 258 | |
c55f7021 | 259 | see_token(map, len); |
6c495e0d | 260 | sum_update(map, len); |
c55f7021 | 261 | } |
17fadf7d | 262 | |
77943e69 | 263 | if (updating_basis_or_equiv) { |
89e540e6 | 264 | if (offset == offset2 && fd != -1) { |
ffa8ab8e | 265 | OFF_T pos; |
c52461f9 WD |
266 | if (flush_write_file(fd) < 0) |
267 | goto report_write_error; | |
89e540e6 | 268 | offset += len; |
ffa8ab8e | 269 | if ((pos = do_lseek(fd, len, SEEK_CUR)) != offset) { |
3f0211b6 | 270 | rsyserr(FERROR_XFER, errno, |
ffa8ab8e WD |
271 | "lseek of %s returned %.0f, not %.0f", |
272 | full_fname(fname), | |
273 | (double)pos, (double)offset); | |
fab65a5b WD |
274 | exit_cleanup(RERR_FILEIO); |
275 | } | |
89e540e6 | 276 | continue; |
a3221d2a | 277 | } |
2f03f956 | 278 | } |
1ed91a04 | 279 | if (fd != -1 && map && write_file(fd, map, len) != (int)len) |
c52461f9 | 280 | goto report_write_error; |
2f03f956 AT |
281 | offset += len; |
282 | } | |
283 | ||
85f14172 WD |
284 | if (flush_write_file(fd) < 0) |
285 | goto report_write_error; | |
76c21947 | 286 | |
4f5b0756 | 287 | #ifdef HAVE_FTRUNCATE |
8e85627f WD |
288 | if (inplace && fd != -1 |
289 | && ftruncate(fd, offset) < 0) { | |
290 | rsyserr(FERROR_XFER, errno, "ftruncate failed on %s", | |
291 | full_fname(fname)); | |
3082dffb | 292 | } |
a3221d2a WD |
293 | #endif |
294 | ||
16417f8b WD |
295 | if (do_progress) |
296 | end_progress(total_size); | |
2f03f956 AT |
297 | |
298 | if (fd != -1 && offset > 0 && sparse_end(fd) != 0) { | |
c52461f9 | 299 | report_write_error: |
3f0211b6 | 300 | rsyserr(FERROR_XFER, errno, "write failed on %s", |
d62bcc17 | 301 | full_fname(fname)); |
65417579 | 302 | exit_cleanup(RERR_FILEIO); |
2f03f956 AT |
303 | } |
304 | ||
a0456b9c | 305 | sum_len = sum_end(file_sum1); |
2f03f956 | 306 | |
7e5fa372 WD |
307 | if (mapbuf) |
308 | unmap_file(mapbuf); | |
309 | ||
a0456b9c | 310 | read_buf(f_in, file_sum2, sum_len); |
d2a918b4 | 311 | if (verbose > 2) |
bc63ae3f | 312 | rprintf(FINFO,"got file_sum\n"); |
a0456b9c | 313 | if (fd != -1 && memcmp(file_sum1, file_sum2, sum_len) != 0) |
bc63ae3f | 314 | return 0; |
2f03f956 AT |
315 | return 1; |
316 | } | |
317 | ||
318 | ||
8ed9d849 WD |
319 | static void discard_receive_data(int f_in, OFF_T length) |
320 | { | |
7e5fa372 | 321 | receive_data(f_in, NULL, -1, 0, NULL, -1, length); |
8ed9d849 WD |
322 | } |
323 | ||
f3d6d480 | 324 | static void handle_delayed_updates(char *local_name) |
42be5320 | 325 | { |
663b2857 | 326 | char *fname, *partialptr; |
0395130c | 327 | int ndx; |
42be5320 | 328 | |
0395130c | 329 | for (ndx = -1; (ndx = bitbag_next_bit(delayed_bits, ndx)) >= 0; ) { |
f3d6d480 | 330 | struct file_struct *file = cur_flist->files[ndx]; |
6cbde57d | 331 | fname = local_name ? local_name : f_name(file, NULL); |
42be5320 | 332 | if ((partialptr = partial_dir_fname(fname)) != NULL) { |
f3d6d480 | 333 | if (make_backups > 0 && !make_backup(fname)) |
42be5320 WD |
334 | continue; |
335 | if (verbose > 2) { | |
336 | rprintf(FINFO, "renaming %s to %s\n", | |
45c49b52 | 337 | partialptr, fname); |
42be5320 | 338 | } |
6a94c58b WD |
339 | /* We don't use robust_rename() here because the |
340 | * partial-dir must be on the same drive. */ | |
42be5320 | 341 | if (do_rename(partialptr, fname) < 0) { |
3f0211b6 | 342 | rsyserr(FERROR_XFER, errno, |
42be5320 | 343 | "rename failed for %s (from %s)", |
45c49b52 | 344 | full_fname(fname), partialptr); |
42be5320 | 345 | } else { |
47c11975 | 346 | if (remove_source_files |
112d728f | 347 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 348 | send_msg_int(MSG_SUCCESS, ndx); |
45c49b52 | 349 | handle_partial_dir(partialptr, PDIR_DELETE); |
42be5320 WD |
350 | } |
351 | } | |
352 | } | |
353 | } | |
354 | ||
7c573428 | 355 | static void no_batched_update(int ndx, BOOL is_redo) |
154cdaaa | 356 | { |
7c573428 WD |
357 | struct file_list *flist = flist_for_ndx(ndx, "no_batched_update"); |
358 | struct file_struct *file = flist->files[ndx - flist->ndx_start]; | |
359 | ||
360 | rprintf(FERROR_XFER, "(No batched update for%s \"%s\")\n", | |
361 | is_redo ? " resend of" : "", f_name(file, NULL)); | |
362 | ||
363 | if (inc_recurse) | |
364 | send_msg_int(MSG_NO_SEND, ndx); | |
365 | } | |
366 | ||
367 | static int we_want_redo(int desired_ndx) | |
368 | { | |
369 | static int redo_ndx = -1; | |
370 | ||
371 | while (redo_ndx < desired_ndx) { | |
372 | if (redo_ndx >= 0) | |
373 | no_batched_update(redo_ndx, True); | |
374 | if ((redo_ndx = flist_ndx_pop(&batch_redo_list)) < 0) | |
375 | return 0; | |
376 | } | |
377 | ||
378 | if (redo_ndx == desired_ndx) { | |
379 | redo_ndx = -1; | |
380 | return 1; | |
381 | } | |
382 | ||
383 | return 0; | |
384 | } | |
385 | ||
386 | static int gen_wants_ndx(int desired_ndx) | |
387 | { | |
388 | static int next_ndx = -1; | |
389 | static BOOL got_eof = 0; | |
390 | ||
391 | if (got_eof) | |
392 | return 0; | |
393 | ||
394 | while (next_ndx < desired_ndx) { | |
395 | if (next_ndx >= 0) | |
396 | no_batched_update(next_ndx, False); | |
397 | if ((next_ndx = read_int(batch_gen_fd)) < 0) { | |
398 | got_eof = True; | |
399 | return 0; | |
154cdaaa | 400 | } |
154cdaaa | 401 | } |
7c573428 WD |
402 | |
403 | if (next_ndx == desired_ndx) { | |
404 | next_ndx = -1; | |
405 | return 1; | |
406 | } | |
407 | ||
408 | return 0; | |
154cdaaa WD |
409 | } |
410 | ||
b35d0d8e MP |
411 | /** |
412 | * main routine for receiver process. | |
413 | * | |
414 | * Receiver process runs on the same host as the generator process. */ | |
f3d6d480 | 415 | int recv_files(int f_in, char *local_name) |
17fadf7d | 416 | { |
2f03f956 AT |
417 | int fd1,fd2; |
418 | STRUCT_STAT st; | |
b9232d45 | 419 | int iflags, xlen; |
446e239e | 420 | char *fname, fbuf[MAXPATHLEN]; |
b9232d45 | 421 | char xname[MAXPATHLEN]; |
2f03f956 | 422 | char fnametmp[MAXPATHLEN]; |
663b2857 | 423 | char *fnamecmp, *partialptr; |
375a4556 | 424 | char fnamecmpbuf[MAXPATHLEN]; |
9e4a8d29 | 425 | uchar fnamecmp_type; |
2f03f956 | 426 | struct file_struct *file; |
1b7c47cb | 427 | struct stats initial_stats; |
2fedf3d5 WD |
428 | int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i; |
429 | enum logcode log_code = log_before_transfer ? FLOG : FINFO; | |
1ed91a04 | 430 | int max_phase = protocol_version >= 29 ? 2 : 1; |
1c3344a1 WD |
431 | int dflt_perms = (ACCESSPERMS & ~orig_umask); |
432 | #ifdef SUPPORT_ACLS | |
433 | const char *parent_dirname = ""; | |
434 | #endif | |
0395130c | 435 | int ndx, recv_ok; |
11a5a3c7 | 436 | |
d2a918b4 | 437 | if (verbose > 2) |
9decb4d2 | 438 | rprintf(FINFO, "recv_files(%d) starting\n", cur_flist->used); |
2f03f956 | 439 | |
3e7934a5 | 440 | if (delay_updates) |
9decb4d2 | 441 | delayed_bits = bitbag_create(cur_flist->used + 1); |
48e1c8c6 | 442 | |
17fadf7d | 443 | while (1) { |
2f03f956 AT |
444 | cleanup_disable(); |
445 | ||
f3d6d480 | 446 | /* This call also sets cur_flist. */ |
16edf865 WD |
447 | ndx = read_ndx_and_attrs(f_in, &iflags, &fnamecmp_type, |
448 | xname, &xlen); | |
0395130c | 449 | if (ndx == NDX_DONE) { |
3ea6e0e7 | 450 | if (inc_recurse && first_flist) { |
7c573428 WD |
451 | if (read_batch) |
452 | gen_wants_ndx(first_flist->used + first_flist->ndx_start); | |
f3d6d480 WD |
453 | flist_free(first_flist); |
454 | if (first_flist) | |
455 | continue; | |
7c573428 WD |
456 | } else if (read_batch && first_flist) |
457 | gen_wants_ndx(first_flist->used); | |
ac3f7b81 | 458 | if (++phase > max_phase) |
4e834af1 | 459 | break; |
4e834af1 WD |
460 | if (verbose > 2) |
461 | rprintf(FINFO, "recv_files phase=%d\n", phase); | |
ac3f7b81 | 462 | if (phase == 2 && delay_updates) |
f3d6d480 | 463 | handle_delayed_updates(local_name); |
332cf6df | 464 | send_msg(MSG_DONE, "", 0, 0); |
4e834af1 | 465 | continue; |
2f03f956 AT |
466 | } |
467 | ||
6755a7d7 WD |
468 | if (ndx - cur_flist->ndx_start >= 0) |
469 | file = cur_flist->files[ndx - cur_flist->ndx_start]; | |
470 | else | |
471 | file = dir_flist->files[cur_flist->parent_ndx]; | |
6cbde57d | 472 | fname = local_name ? local_name : f_name(file, fbuf); |
227a9c41 WD |
473 | |
474 | if (verbose > 2) | |
45c49b52 | 475 | rprintf(FINFO, "recv_files(%s)\n", fname); |
910e89b9 | 476 | |
16edf865 WD |
477 | #ifdef SUPPORT_XATTRS |
478 | if (iflags & ITEM_REPORT_XATTR && !dry_run) | |
479 | recv_xattr_request(file, f_in); | |
480 | #endif | |
481 | ||
22907b6b | 482 | if (!(iflags & ITEM_TRANSFER)) { |
b9232d45 | 483 | maybe_log_item(file, iflags, itemizing, xname); |
16edf865 WD |
484 | #ifdef SUPPORT_XATTRS |
485 | if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && !dry_run) | |
486 | set_file_attrs(fname, file, NULL, fname, 0); | |
487 | #endif | |
58a14ed9 WD |
488 | continue; |
489 | } | |
ac3f7b81 WD |
490 | if (phase == 2) { |
491 | rprintf(FERROR, | |
492 | "got transfer request in phase 2 [%s]\n", | |
493 | who_am_i()); | |
494 | exit_cleanup(RERR_PROTOCOL); | |
495 | } | |
910e89b9 | 496 | |
f3d6d480 WD |
497 | if (file->flags & FLAG_FILE_SENT) { |
498 | if (csum_length == SHORT_SUM_LENGTH) { | |
499 | if (keep_partial && !partial_dir) | |
500 | make_backups = -make_backups; /* prevents double backup */ | |
936fa865 WD |
501 | if (append_mode) |
502 | sparse_files = -sparse_files; | |
f3d6d480 | 503 | append_mode = -append_mode; |
f3d6d480 | 504 | csum_length = SUM_LENGTH; |
d0221f1d | 505 | redoing = 1; |
f3d6d480 WD |
506 | } |
507 | } else { | |
508 | if (csum_length != SHORT_SUM_LENGTH) { | |
509 | if (keep_partial && !partial_dir) | |
510 | make_backups = -make_backups; | |
936fa865 WD |
511 | if (append_mode) |
512 | sparse_files = -sparse_files; | |
f3d6d480 | 513 | append_mode = -append_mode; |
f3d6d480 | 514 | csum_length = SHORT_SUM_LENGTH; |
d0221f1d | 515 | redoing = 0; |
f3d6d480 WD |
516 | } |
517 | } | |
518 | ||
65b4e4b2 WD |
519 | if (!am_server && do_progress) |
520 | set_current_file_index(file, ndx); | |
2f03f956 | 521 | stats.num_transferred_files++; |
112d728f | 522 | stats.total_transferred_size += F_LENGTH(file); |
65b4e4b2 | 523 | |
925c517f | 524 | cleanup_got_literal = 0; |
2f03f956 | 525 | |
819bfe45 | 526 | if (daemon_filter_list.head |
1df02d13 | 527 | && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0) { |
8c2ffaf0 WD |
528 | rprintf(FERROR, "attempt to hack rsync failed.\n"); |
529 | exit_cleanup(RERR_PROTOCOL); | |
530 | } | |
531 | ||
a0009fc3 | 532 | if (!do_xfers) { /* log the transfer */ |
85909931 | 533 | log_item(FCLIENT, file, &stats, iflags, NULL); |
f957e8fd | 534 | if (read_batch) |
112d728f | 535 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 AT |
536 | continue; |
537 | } | |
a0009fc3 | 538 | if (write_batch < 0) { |
1c65a93d | 539 | log_item(FCLIENT, file, &stats, iflags, NULL); |
b10917a4 | 540 | if (!am_server) |
112d728f | 541 | discard_receive_data(f_in, F_LENGTH(file)); |
a0009fc3 WD |
542 | continue; |
543 | } | |
2f03f956 | 544 | |
16cc9ca2 | 545 | if (read_batch) { |
7c573428 | 546 | if (!(redoing ? we_want_redo(ndx) : gen_wants_ndx(ndx))) { |
45c49b52 | 547 | rprintf(FINFO, |
7c573428 WD |
548 | "(Skipping batched update for%s \"%s\")\n", |
549 | redoing ? " resend of" : "", | |
45c49b52 | 550 | fname); |
112d728f | 551 | discard_receive_data(f_in, F_LENGTH(file)); |
7c573428 | 552 | file->flags |= FLAG_FILE_SENT; |
16cc9ca2 WD |
553 | continue; |
554 | } | |
555 | } | |
556 | ||
41cfde6b WD |
557 | partialptr = partial_dir ? partial_dir_fname(fname) : fname; |
558 | ||
9e4a8d29 WD |
559 | if (protocol_version >= 29) { |
560 | switch (fnamecmp_type) { | |
41cfde6b | 561 | case FNAMECMP_FNAME: |
a7260c40 | 562 | fnamecmp = fname; |
41cfde6b WD |
563 | break; |
564 | case FNAMECMP_PARTIAL_DIR: | |
9e4a8d29 | 565 | fnamecmp = partialptr; |
41cfde6b WD |
566 | break; |
567 | case FNAMECMP_BACKUP: | |
568 | fnamecmp = get_backup_name(fname); | |
569 | break; | |
73273075 | 570 | case FNAMECMP_FUZZY: |
b9232d45 WD |
571 | if (file->dirname) { |
572 | pathjoin(fnamecmpbuf, MAXPATHLEN, | |
573 | file->dirname, xname); | |
574 | fnamecmp = fnamecmpbuf; | |
575 | } else | |
576 | fnamecmp = xname; | |
73273075 | 577 | break; |
41cfde6b | 578 | default: |
9e4a8d29 | 579 | if (fnamecmp_type >= basis_dir_cnt) { |
c56595d7 WD |
580 | rprintf(FERROR, |
581 | "invalid basis_dir index: %d.\n", | |
9e4a8d29 | 582 | fnamecmp_type); |
c56595d7 WD |
583 | exit_cleanup(RERR_PROTOCOL); |
584 | } | |
41cfde6b | 585 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, |
9e4a8d29 | 586 | basis_dir[fnamecmp_type], fname); |
41cfde6b WD |
587 | fnamecmp = fnamecmpbuf; |
588 | break; | |
589 | } | |
819bfe45 | 590 | if (!fnamecmp || (daemon_filter_list.head |
1df02d13 | 591 | && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0)) { |
9e4a8d29 | 592 | fnamecmp = fname; |
77943e69 WD |
593 | fnamecmp_type = FNAMECMP_FNAME; |
594 | } | |
9e4a8d29 WD |
595 | } else { |
596 | /* Reminder: --inplace && --partial-dir are never | |
597 | * enabled at the same time. */ | |
f3d6d480 | 598 | if (inplace && make_backups > 0) { |
9e4a8d29 WD |
599 | if (!(fnamecmp = get_backup_name(fname))) |
600 | fnamecmp = fname; | |
77943e69 WD |
601 | else |
602 | fnamecmp_type = FNAMECMP_BACKUP; | |
9e4a8d29 WD |
603 | } else if (partial_dir && partialptr) |
604 | fnamecmp = partialptr; | |
605 | else | |
606 | fnamecmp = fname; | |
607 | } | |
dc55d7bd | 608 | |
910e89b9 WD |
609 | initial_stats = stats; |
610 | ||
17fadf7d | 611 | /* open the file */ |
8c9fd200 | 612 | fd1 = do_open(fnamecmp, O_RDONLY, 0); |
375a4556 | 613 | |
9e4a8d29 WD |
614 | if (fd1 == -1 && protocol_version < 29) { |
615 | if (fnamecmp != fname) { | |
616 | fnamecmp = fname; | |
617 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
618 | } | |
619 | ||
620 | if (fd1 == -1 && basis_dir[0]) { | |
621 | /* pre-29 allowed only one alternate basis */ | |
622 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, | |
623 | basis_dir[0], fname); | |
624 | fnamecmp = fnamecmpbuf; | |
625 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
626 | } | |
627 | } | |
77943e69 WD |
628 | |
629 | updating_basis_or_equiv = inplace | |
630 | && (fnamecmp == fname || fnamecmp_type == FNAMECMP_BACKUP); | |
9e4a8d29 | 631 | |
d5dcb6f7 WD |
632 | if (fd1 == -1) { |
633 | st.st_mode = 0; | |
634 | st.st_size = 0; | |
635 | } else if (do_fstat(fd1,&st) != 0) { | |
3f0211b6 | 636 | rsyserr(FERROR_XFER, errno, "fstat %s failed", |
d62bcc17 | 637 | full_fname(fnamecmp)); |
112d728f | 638 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 639 | close(fd1); |
a430691d WD |
640 | if (inc_recurse) |
641 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
642 | continue; |
643 | } | |
644 | ||
350e4e4d S |
645 | if (fd1 != -1 && S_ISDIR(st.st_mode) && fnamecmp == fname) { |
646 | /* this special handling for directories | |
647 | * wouldn't be necessary if robust_rename() | |
648 | * and the underlying robust_unlink could cope | |
649 | * with directories | |
650 | */ | |
3f0211b6 | 651 | rprintf(FERROR_XFER, "recv_files: %s is a directory\n", |
ea42541f | 652 | full_fname(fnamecmp)); |
112d728f | 653 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 654 | close(fd1); |
a430691d WD |
655 | if (inc_recurse) |
656 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
657 | continue; |
658 | } | |
659 | ||
350e4e4d S |
660 | if (fd1 != -1 && !S_ISREG(st.st_mode)) { |
661 | close(fd1); | |
662 | fd1 = -1; | |
350e4e4d S |
663 | } |
664 | ||
a9d6e6fc WD |
665 | /* If we're not preserving permissions, change the file-list's |
666 | * mode based on the local permissions and some heuristics. */ | |
667 | if (!preserve_perms) { | |
668 | int exists = fd1 != -1; | |
1c3344a1 WD |
669 | #ifdef SUPPORT_ACLS |
670 | const char *dn = file->dirname ? file->dirname : "."; | |
671 | if (parent_dirname != dn | |
672 | && strcmp(parent_dirname, dn) != 0) { | |
673 | dflt_perms = default_perms_for_dir(dn); | |
674 | parent_dirname = dn; | |
675 | } | |
676 | #endif | |
677 | file->mode = dest_mode(file->mode, st.st_mode, | |
678 | dflt_perms, exists); | |
4df9f368 AT |
679 | } |
680 | ||
48459ba1 | 681 | /* We now check to see if we are writing the file "inplace" */ |
a3221d2a | 682 | if (inplace) { |
97894c64 | 683 | fd2 = do_open(fname, O_WRONLY|O_CREAT, 0600); |
a3221d2a | 684 | if (fd2 == -1) { |
3f0211b6 | 685 | rsyserr(FERROR_XFER, errno, "open %s failed", |
dc55d7bd | 686 | full_fname(fname)); |
a3221d2a WD |
687 | } |
688 | } else { | |
2cce7545 WD |
689 | fd2 = open_tmpfile(fnametmp, fname, file); |
690 | if (fd2 != -1) | |
691 | cleanup_set(fnametmp, partialptr, file, fd1, fd2); | |
692 | } | |
a3221d2a | 693 | |
2cce7545 WD |
694 | if (fd2 == -1) { |
695 | discard_receive_data(f_in, F_LENGTH(file)); | |
696 | if (fd1 != -1) | |
697 | close(fd1); | |
698 | if (inc_recurse) | |
699 | send_msg_int(MSG_NO_SEND, ndx); | |
700 | continue; | |
a3221d2a | 701 | } |
2f03f956 | 702 | |
a8ed4958 | 703 | /* log the transfer */ |
910e89b9 | 704 | if (log_before_transfer) |
85909931 | 705 | log_item(FCLIENT, file, &initial_stats, iflags, NULL); |
4bb0af79 | 706 | else if (!am_server && verbose && do_progress) |
45c49b52 | 707 | rprintf(FINFO, "%s\n", fname); |
11a5a3c7 | 708 | |
2f03f956 | 709 | /* recv file data */ |
7e5fa372 | 710 | recv_ok = receive_data(f_in, fnamecmp, fd1, st.st_size, |
112d728f | 711 | fname, fd2, F_LENGTH(file)); |
1b7c47cb | 712 | |
2fedf3d5 | 713 | log_item(log_code, file, &initial_stats, iflags, NULL); |
17fadf7d | 714 | |
d2a918b4 | 715 | if (fd1 != -1) |
2f03f956 | 716 | close(fd1); |
9f27cd8c | 717 | if (close(fd2) < 0) { |
d62bcc17 WD |
718 | rsyserr(FERROR, errno, "close failed on %s", |
719 | full_fname(fnametmp)); | |
9f27cd8c WD |
720 | exit_cleanup(RERR_FILEIO); |
721 | } | |
17fadf7d | 722 | |
68795c64 | 723 | if ((recv_ok && (!delay_updates || !partialptr)) || inplace) { |
01d124d9 | 724 | if (partialptr == fname) |
83235dbc WD |
725 | partialptr = NULL; |
726 | if (!finish_transfer(fname, fnametmp, fnamecmp, | |
727 | partialptr, file, recv_ok, 1)) | |
728 | recv_ok = -1; | |
729 | else if (fnamecmp == partialptr) { | |
aec6b9f8 WD |
730 | do_unlink(partialptr); |
731 | handle_partial_dir(partialptr, PDIR_DELETE); | |
732 | } | |
fa181223 WD |
733 | } else if (keep_partial && partialptr) { |
734 | if (!handle_partial_dir(partialptr, PDIR_CREATE)) { | |
735 | rprintf(FERROR, | |
736 | "Unable to create partial-dir for %s -- discarding %s.\n", | |
737 | local_name ? local_name : f_name(file, NULL), | |
738 | recv_ok ? "completed file" : "partial file"); | |
739 | do_unlink(fnametmp); | |
740 | recv_ok = -1; | |
741 | } else if (!finish_transfer(partialptr, fnametmp, fnamecmp, NULL, | |
742 | file, recv_ok, !partial_dir)) | |
3e7934a5 | 743 | recv_ok = -1; |
83235dbc WD |
744 | else if (delay_updates && recv_ok) { |
745 | bitbag_set_bit(delayed_bits, ndx); | |
746 | recv_ok = 2; | |
fa181223 WD |
747 | } else |
748 | partialptr = NULL; | |
749 | } else | |
55e50d89 | 750 | do_unlink(fnametmp); |
a7260c40 | 751 | |
2f03f956 | 752 | cleanup_disable(); |
554e0a8d | 753 | |
7c573428 WD |
754 | if (read_batch) |
755 | file->flags |= FLAG_FILE_SENT; | |
756 | ||
83235dbc | 757 | switch (recv_ok) { |
fa181223 WD |
758 | case 2: |
759 | break; | |
83235dbc | 760 | case 1: |
3ea6e0e7 | 761 | if (remove_source_files || inc_recurse |
112d728f | 762 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 763 | send_msg_int(MSG_SUCCESS, ndx); |
83235dbc WD |
764 | break; |
765 | case 0: { | |
964244b9 WD |
766 | enum logcode msgtype = redoing ? FERROR_XFER : FWARNING; |
767 | if (msgtype == FERROR_XFER || verbose) { | |
a7260c40 WD |
768 | char *errstr, *redostr, *keptstr; |
769 | if (!(keep_partial && partialptr) && !inplace) | |
770 | keptstr = "discarded"; | |
771 | else if (partial_dir) | |
772 | keptstr = "put into partial-dir"; | |
773 | else | |
774 | keptstr = "retained"; | |
964244b9 | 775 | if (msgtype == FERROR_XFER) { |
007e3c0e WD |
776 | errstr = "ERROR"; |
777 | redostr = ""; | |
778 | } else { | |
779 | errstr = "WARNING"; | |
964244b9 WD |
780 | redostr = read_batch ? " (may try again)" |
781 | : " (will try again)"; | |
007e3c0e WD |
782 | } |
783 | rprintf(msgtype, | |
a7260c40 | 784 | "%s: %s failed verification -- update %s%s.\n", |
964244b9 WD |
785 | errstr, local_name ? f_name(file, NULL) : fname, |
786 | keptstr, redostr); | |
007e3c0e | 787 | } |
d0221f1d | 788 | if (!redoing) { |
7c573428 WD |
789 | if (read_batch) |
790 | flist_ndx_push(&batch_redo_list, ndx); | |
0395130c | 791 | send_msg_int(MSG_REDO, ndx); |
f3d6d480 | 792 | file->flags |= FLAG_FILE_SENT; |
3ea6e0e7 | 793 | } else if (inc_recurse) |
d0221f1d | 794 | send_msg_int(MSG_NO_SEND, ndx); |
83235dbc WD |
795 | break; |
796 | } | |
797 | case -1: | |
798 | if (inc_recurse) | |
799 | send_msg_int(MSG_NO_SEND, ndx); | |
800 | break; | |
2f03f956 AT |
801 | } |
802 | } | |
f3d6d480 WD |
803 | if (make_backups < 0) |
804 | make_backups = -make_backups; | |
2f03f956 | 805 | |
ac3f7b81 | 806 | if (phase == 2 && delay_updates) /* for protocol_version < 29 */ |
f3d6d480 | 807 | handle_delayed_updates(local_name); |
48e1c8c6 | 808 | |
2f03f956 AT |
809 | if (verbose > 2) |
810 | rprintf(FINFO,"recv_files finished\n"); | |
17fadf7d | 811 | |
2f03f956 AT |
812 | return 0; |
813 | } |