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 | |
b3bf9b9d | 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" | |
5dd14f0c | 23 | #include "inums.h" |
2f03f956 | 24 | |
16edf865 | 25 | extern int dry_run; |
a0009fc3 | 26 | extern int do_xfers; |
8715db2c | 27 | extern int am_server; |
3ea6e0e7 | 28 | extern int inc_recurse; |
910e89b9 | 29 | extern int log_before_transfer; |
2fedf3d5 | 30 | extern int stdout_format_has_i; |
ecc7623e | 31 | extern int logfile_format_has_i; |
2f03f956 | 32 | extern int csum_length; |
16cc9ca2 | 33 | extern int read_batch; |
a0009fc3 | 34 | extern int write_batch; |
16cc9ca2 | 35 | extern int batch_gen_fd; |
41cfde6b | 36 | extern int protocol_version; |
2f03f956 | 37 | extern int relative_paths; |
744e63fb | 38 | extern int preserve_hard_links; |
92b9eb97 | 39 | extern int preserve_perms; |
16edf865 | 40 | extern int preserve_xattrs; |
c56595d7 | 41 | extern int basis_dir_cnt; |
53dd3135 | 42 | extern int make_backups; |
925c517f | 43 | extern int cleanup_got_literal; |
744e63fb | 44 | extern int remove_source_files; |
6cc11982 | 45 | extern int append_mode; |
e7ee91de | 46 | extern int sparse_files; |
55e50d89 | 47 | extern int keep_partial; |
886df221 | 48 | extern int checksum_len; |
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; | |
b791d680 WD |
56 | extern char *basis_dir[MAX_BASIS_DIRS+1]; |
57 | extern char sender_file_sum[MAX_DIGEST_LEN]; | |
6755a7d7 | 58 | extern struct file_list *cur_flist, *first_flist, *dir_flist; |
7b6c5c77 | 59 | extern filter_rule_list daemon_filter_list; |
5ebab6c1 | 60 | |
10f994a5 | 61 | static struct bitbag *delayed_bits = NULL; |
d0221f1d | 62 | static int phase = 0, redoing = 0; |
8ab02ccd | 63 | static flist_ndx_list batch_redo_list; |
48459ba1 | 64 | /* We're either updating the basis file or an identical copy: */ |
77943e69 | 65 | static int updating_basis_or_equiv; |
3e7934a5 | 66 | |
52d3e106 S |
67 | /* |
68 | * get_tmpname() - create a tmp filename for a given filename | |
69 | * | |
70 | * If a tmpdir is defined, use that as the directory to | |
71 | * put it in. Otherwise, the tmp filename is in the same | |
72 | * directory as the given name. Note that there may be no | |
73 | * directory at all in the given name! | |
17fadf7d | 74 | * |
52d3e106 S |
75 | * The tmp filename is basically the given filename with a |
76 | * dot prepended, and .XXXXXX appended (for mkstemp() to | |
77 | * put its unique gunk in). Take care to not exceed | |
78 | * either the MAXPATHLEN or NAME_MAX, esp. the last, as | |
79 | * the basename basically becomes 8 chars longer. In that | |
80 | * case, the original name is shortened sufficiently to | |
81 | * make it all fit. | |
17fadf7d | 82 | * |
52d3e106 S |
83 | * Of course, there's no real reason for the tmp name to |
84 | * look like the original, except to satisfy us humans. | |
85 | * As long as it's unique, rsync will work. | |
86 | */ | |
87 | ||
93204cca | 88 | int get_tmpname(char *fnametmp, const char *fname) |
2f03f956 | 89 | { |
d5dcb6f7 | 90 | int maxname, added, length = 0; |
93204cca | 91 | const char *f; |
2f03f956 | 92 | |
2f03f956 | 93 | if (tmpdir) { |
a24639bb | 94 | /* Note: this can't overflow, so the return value is safe */ |
b7cee949 | 95 | length = strlcpy(fnametmp, tmpdir, MAXPATHLEN - 2); |
52d3e106 | 96 | fnametmp[length++] = '/'; |
0c2ef5f4 | 97 | } |
52d3e106 | 98 | |
0c2ef5f4 | 99 | if ((f = strrchr(fname, '/')) != NULL) { |
52d3e106 S |
100 | ++f; |
101 | if (!tmpdir) { | |
102 | length = f - fname; | |
0c2ef5f4 | 103 | /* copy up to and including the slash */ |
52d3e106 | 104 | strlcpy(fnametmp, fname, length + 1); |
0c2ef5f4 | 105 | } |
446e239e | 106 | } else |
52d3e106 | 107 | f = fname; |
52d3e106 | 108 | fnametmp[length++] = '.'; |
2f03f956 | 109 | |
d5dcb6f7 WD |
110 | /* The maxname value is bufsize, and includes space for the '\0'. |
111 | * (Note that NAME_MAX get -8 for the leading '.' above.) */ | |
52d3e106 | 112 | maxname = MIN(MAXPATHLEN - 7 - length, NAME_MAX - 8); |
2f03f956 | 113 | |
0c2ef5f4 | 114 | if (maxname < 1) { |
3f0211b6 | 115 | rprintf(FERROR_XFER, "temporary filename too long: %s\n", fname); |
52d3e106 | 116 | fnametmp[0] = '\0'; |
2f03f956 AT |
117 | return 0; |
118 | } | |
119 | ||
d5dcb6f7 WD |
120 | added = strlcpy(fnametmp + length, f, maxname); |
121 | if (added >= maxname) | |
122 | added = maxname - 1; | |
123 | memcpy(fnametmp + length + added, ".XXXXXX", 8); | |
2f03f956 AT |
124 | |
125 | return 1; | |
126 | } | |
127 | ||
2cce7545 WD |
128 | /* Opens a temporary file for writing. |
129 | * Success: Writes name into fnametmp, returns fd. | |
130 | * Failure: Clobbers fnametmp, returns -1. | |
131 | * Calling cleanup_set() is the caller's job. */ | |
132 | int open_tmpfile(char *fnametmp, const char *fname, struct file_struct *file) | |
133 | { | |
134 | int fd; | |
135 | ||
136 | if (!get_tmpname(fnametmp, fname)) | |
137 | return -1; | |
138 | ||
139 | /* We initially set the perms without the setuid/setgid bits or group | |
140 | * access to ensure that there is no race condition. They will be | |
141 | * correctly updated after the right owner and group info is set. | |
142 | * (Thanks to snabb@epipe.fi for pointing this out.) */ | |
143 | fd = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); | |
144 | ||
145 | #if 0 | |
146 | /* In most cases parent directories will already exist because their | |
147 | * information should have been previously transferred, but that may | |
148 | * not be the case with -R */ | |
149 | if (fd == -1 && relative_paths && errno == ENOENT | |
3696674b | 150 | && make_path(fnametmp, MKP_SKIP_SLASH | MKP_DROP_NAME) == 0) { |
2cce7545 WD |
151 | /* Get back to name with XXXXXX in it. */ |
152 | get_tmpname(fnametmp, fname); | |
153 | fd = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); | |
154 | } | |
155 | #endif | |
156 | ||
157 | if (fd == -1) { | |
3f0211b6 | 158 | rsyserr(FERROR_XFER, errno, "mkstemp %s failed", |
2cce7545 WD |
159 | full_fname(fnametmp)); |
160 | return -1; | |
161 | } | |
162 | ||
163 | return fd; | |
164 | } | |
2f03f956 | 165 | |
7e5fa372 | 166 | static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r, |
55edf18c | 167 | const char *fname, int fd, OFF_T total_size) |
2f03f956 | 168 | { |
a0456b9c | 169 | static char file_sum1[MAX_DIGEST_LEN]; |
7e5fa372 | 170 | struct map_struct *mapbuf; |
fc0257c9 | 171 | struct sum_struct sum; |
886df221 | 172 | int32 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); | |
5a18b34d | 184 | if (DEBUG_GTE(DELTASUM, 2)) { |
6d56efa6 | 185 | rprintf(FINFO, "recv mapped %s of size %s\n", |
adc2476f | 186 | fname_r, big_num(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) { | |
951e826b | 200 | if (INFO_GTE(PROGRESS, 1)) |
936fa865 WD |
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); | |
951e826b | 208 | if (INFO_GTE(PROGRESS, 1)) |
936fa865 WD |
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) { |
6d56efa6 | 215 | rsyserr(FERROR_XFER, errno, "lseek of %s returned %s, not %s", |
adc2476f | 216 | full_fname(fname), big_num(j), big_num(offset)); |
6cc11982 WD |
217 | exit_cleanup(RERR_FILEIO); |
218 | } | |
219 | } | |
220 | ||
3f55bd5d | 221 | while ((i = recv_token(f_in, &data)) != 0) { |
951e826b | 222 | if (INFO_GTE(PROGRESS, 1)) |
16417f8b | 223 | show_progress(offset, total_size); |
2f03f956 AT |
224 | |
225 | if (i > 0) { | |
5a18b34d | 226 | if (DEBUG_GTE(DELTASUM, 3)) { |
6d56efa6 | 227 | rprintf(FINFO,"data recv %d at %s\n", |
adc2476f | 228 | i, big_num(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 | |
5a18b34d | 250 | if (DEBUG_GTE(DELTASUM, 3)) { |
6c495e0d | 251 | rprintf(FINFO, |
6d56efa6 | 252 | "chunk[%d] of size %ld at %s offset=%s\n", |
adc2476f | 253 | i, (long)len, big_num(offset2), big_num(offset)); |
6c495e0d | 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, |
6d56efa6 | 271 | "lseek of %s returned %s, not %s", |
ffa8ab8e | 272 | full_fname(fname), |
adc2476f | 273 | big_num(pos), big_num(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 |
aade88bf WD |
288 | if (inplace && fd != -1 |
289 | && ftruncate(fd, offset) < 0) { | |
290 | rsyserr(FERROR_XFER, errno, "ftruncate failed on %s", | |
291 | full_fname(fname)); | |
94112924 | 292 | } |
a3221d2a WD |
293 | #endif |
294 | ||
951e826b | 295 | if (INFO_GTE(PROGRESS, 1)) |
16417f8b | 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 | ||
886df221 WD |
305 | if (sum_end(file_sum1) != checksum_len) |
306 | overflow_exit("checksum_len"); /* Impossible... */ | |
2f03f956 | 307 | |
7e5fa372 WD |
308 | if (mapbuf) |
309 | unmap_file(mapbuf); | |
310 | ||
886df221 | 311 | read_buf(f_in, sender_file_sum, checksum_len); |
5a18b34d | 312 | if (DEBUG_GTE(DELTASUM, 2)) |
bc63ae3f | 313 | rprintf(FINFO,"got file_sum\n"); |
886df221 | 314 | if (fd != -1 && memcmp(file_sum1, sender_file_sum, checksum_len) != 0) |
bc63ae3f | 315 | return 0; |
2f03f956 AT |
316 | return 1; |
317 | } | |
318 | ||
319 | ||
8ed9d849 WD |
320 | static void discard_receive_data(int f_in, OFF_T length) |
321 | { | |
7e5fa372 | 322 | receive_data(f_in, NULL, -1, 0, NULL, -1, length); |
8ed9d849 WD |
323 | } |
324 | ||
f3d6d480 | 325 | static void handle_delayed_updates(char *local_name) |
42be5320 | 326 | { |
663b2857 | 327 | char *fname, *partialptr; |
0395130c | 328 | int ndx; |
42be5320 | 329 | |
0395130c | 330 | for (ndx = -1; (ndx = bitbag_next_bit(delayed_bits, ndx)) >= 0; ) { |
f3d6d480 | 331 | struct file_struct *file = cur_flist->files[ndx]; |
6cbde57d | 332 | fname = local_name ? local_name : f_name(file, NULL); |
42be5320 | 333 | if ((partialptr = partial_dir_fname(fname)) != NULL) { |
21cddef2 | 334 | if (make_backups > 0 && !make_backup(fname, False)) |
42be5320 | 335 | continue; |
951e826b | 336 | if (DEBUG_GTE(RECV, 1)) { |
42be5320 | 337 | rprintf(FINFO, "renaming %s to %s\n", |
45c49b52 | 338 | partialptr, fname); |
42be5320 | 339 | } |
6a94c58b WD |
340 | /* We don't use robust_rename() here because the |
341 | * partial-dir must be on the same drive. */ | |
42be5320 | 342 | if (do_rename(partialptr, fname) < 0) { |
3f0211b6 | 343 | rsyserr(FERROR_XFER, errno, |
42be5320 | 344 | "rename failed for %s (from %s)", |
45c49b52 | 345 | full_fname(fname), partialptr); |
42be5320 | 346 | } else { |
47c11975 | 347 | if (remove_source_files |
112d728f | 348 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 349 | send_msg_int(MSG_SUCCESS, ndx); |
45c49b52 | 350 | handle_partial_dir(partialptr, PDIR_DELETE); |
42be5320 WD |
351 | } |
352 | } | |
353 | } | |
354 | } | |
355 | ||
8ab02ccd | 356 | static void no_batched_update(int ndx, BOOL is_redo) |
154cdaaa | 357 | { |
8ab02ccd WD |
358 | struct file_list *flist = flist_for_ndx(ndx, "no_batched_update"); |
359 | struct file_struct *file = flist->files[ndx - flist->ndx_start]; | |
360 | ||
361 | rprintf(FERROR_XFER, "(No batched update for%s \"%s\")\n", | |
362 | is_redo ? " resend of" : "", f_name(file, NULL)); | |
363 | ||
83c32ca5 | 364 | if (inc_recurse && !dry_run) |
8ab02ccd WD |
365 | send_msg_int(MSG_NO_SEND, ndx); |
366 | } | |
367 | ||
368 | static int we_want_redo(int desired_ndx) | |
369 | { | |
370 | static int redo_ndx = -1; | |
371 | ||
372 | while (redo_ndx < desired_ndx) { | |
373 | if (redo_ndx >= 0) | |
374 | no_batched_update(redo_ndx, True); | |
375 | if ((redo_ndx = flist_ndx_pop(&batch_redo_list)) < 0) | |
376 | return 0; | |
377 | } | |
378 | ||
379 | if (redo_ndx == desired_ndx) { | |
380 | redo_ndx = -1; | |
381 | return 1; | |
382 | } | |
383 | ||
384 | return 0; | |
385 | } | |
386 | ||
7a498f5b | 387 | static int gen_wants_ndx(int desired_ndx, int flist_num) |
8ab02ccd WD |
388 | { |
389 | static int next_ndx = -1; | |
4079d6a6 WD |
390 | static int done_cnt = 0; |
391 | static BOOL got_eof = False; | |
8ab02ccd WD |
392 | |
393 | if (got_eof) | |
394 | return 0; | |
395 | ||
396 | while (next_ndx < desired_ndx) { | |
4079d6a6 WD |
397 | if (inc_recurse && flist_num <= done_cnt) |
398 | return 0; | |
8ab02ccd WD |
399 | if (next_ndx >= 0) |
400 | no_batched_update(next_ndx, False); | |
401 | if ((next_ndx = read_int(batch_gen_fd)) < 0) { | |
4079d6a6 WD |
402 | if (inc_recurse) { |
403 | done_cnt++; | |
404 | continue; | |
405 | } | |
8ab02ccd WD |
406 | got_eof = True; |
407 | return 0; | |
154cdaaa | 408 | } |
154cdaaa | 409 | } |
af2dea60 | 410 | |
8ab02ccd WD |
411 | if (next_ndx == desired_ndx) { |
412 | next_ndx = -1; | |
413 | return 1; | |
414 | } | |
415 | ||
416 | return 0; | |
154cdaaa WD |
417 | } |
418 | ||
b35d0d8e MP |
419 | /** |
420 | * main routine for receiver process. | |
421 | * | |
422 | * Receiver process runs on the same host as the generator process. */ | |
f3d6d480 | 423 | int recv_files(int f_in, char *local_name) |
17fadf7d | 424 | { |
2f03f956 AT |
425 | int fd1,fd2; |
426 | STRUCT_STAT st; | |
b9232d45 | 427 | int iflags, xlen; |
446e239e | 428 | char *fname, fbuf[MAXPATHLEN]; |
b9232d45 | 429 | char xname[MAXPATHLEN]; |
2f03f956 | 430 | char fnametmp[MAXPATHLEN]; |
663b2857 | 431 | char *fnamecmp, *partialptr; |
375a4556 | 432 | char fnamecmpbuf[MAXPATHLEN]; |
9e4a8d29 | 433 | uchar fnamecmp_type; |
2f03f956 | 434 | struct file_struct *file; |
1b7c47cb | 435 | struct stats initial_stats; |
2fedf3d5 WD |
436 | int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i; |
437 | enum logcode log_code = log_before_transfer ? FLOG : FINFO; | |
1ed91a04 | 438 | int max_phase = protocol_version >= 29 ? 2 : 1; |
1c3344a1 WD |
439 | int dflt_perms = (ACCESSPERMS & ~orig_umask); |
440 | #ifdef SUPPORT_ACLS | |
441 | const char *parent_dirname = ""; | |
442 | #endif | |
0395130c | 443 | int ndx, recv_ok; |
11a5a3c7 | 444 | |
951e826b | 445 | if (DEBUG_GTE(RECV, 1)) |
9decb4d2 | 446 | rprintf(FINFO, "recv_files(%d) starting\n", cur_flist->used); |
2f03f956 | 447 | |
3e7934a5 | 448 | if (delay_updates) |
9decb4d2 | 449 | delayed_bits = bitbag_create(cur_flist->used + 1); |
48e1c8c6 | 450 | |
17fadf7d | 451 | while (1) { |
2f03f956 AT |
452 | cleanup_disable(); |
453 | ||
f3d6d480 | 454 | /* This call also sets cur_flist. */ |
16edf865 WD |
455 | ndx = read_ndx_and_attrs(f_in, &iflags, &fnamecmp_type, |
456 | xname, &xlen); | |
0395130c | 457 | if (ndx == NDX_DONE) { |
951e826b WD |
458 | if (!am_server && INFO_GTE(PROGRESS, 2) && cur_flist) { |
459 | set_current_file_index(NULL, 0); | |
460 | end_progress(0); | |
461 | } | |
3ea6e0e7 | 462 | if (inc_recurse && first_flist) { |
7a498f5b WD |
463 | if (read_batch) { |
464 | ndx = first_flist->used + first_flist->ndx_start; | |
465 | gen_wants_ndx(ndx, first_flist->flist_num); | |
466 | } | |
f3d6d480 WD |
467 | flist_free(first_flist); |
468 | if (first_flist) | |
469 | continue; | |
7a498f5b WD |
470 | } else if (read_batch && first_flist) { |
471 | ndx = first_flist->used; | |
472 | gen_wants_ndx(ndx, first_flist->flist_num); | |
473 | } | |
ac3f7b81 | 474 | if (++phase > max_phase) |
4e834af1 | 475 | break; |
951e826b | 476 | if (DEBUG_GTE(RECV, 1)) |
4e834af1 | 477 | rprintf(FINFO, "recv_files phase=%d\n", phase); |
ac3f7b81 | 478 | if (phase == 2 && delay_updates) |
f3d6d480 | 479 | handle_delayed_updates(local_name); |
332cf6df | 480 | send_msg(MSG_DONE, "", 0, 0); |
4e834af1 | 481 | continue; |
2f03f956 AT |
482 | } |
483 | ||
6755a7d7 WD |
484 | if (ndx - cur_flist->ndx_start >= 0) |
485 | file = cur_flist->files[ndx - cur_flist->ndx_start]; | |
486 | else | |
487 | file = dir_flist->files[cur_flist->parent_ndx]; | |
6cbde57d | 488 | fname = local_name ? local_name : f_name(file, fbuf); |
227a9c41 | 489 | |
951e826b | 490 | if (DEBUG_GTE(RECV, 1)) |
45c49b52 | 491 | rprintf(FINFO, "recv_files(%s)\n", fname); |
910e89b9 | 492 | |
16edf865 | 493 | #ifdef SUPPORT_XATTRS |
d510e82f | 494 | if (iflags & ITEM_REPORT_XATTR && do_xfers) |
16edf865 WD |
495 | recv_xattr_request(file, f_in); |
496 | #endif | |
497 | ||
22907b6b | 498 | if (!(iflags & ITEM_TRANSFER)) { |
b9232d45 | 499 | maybe_log_item(file, iflags, itemizing, xname); |
16edf865 | 500 | #ifdef SUPPORT_XATTRS |
d510e82f | 501 | if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && do_xfers) |
16edf865 WD |
502 | set_file_attrs(fname, file, NULL, fname, 0); |
503 | #endif | |
e366e530 WD |
504 | if (iflags & ITEM_IS_NEW) { |
505 | stats.created_files++; | |
506 | if (S_ISREG(file->mode)) { | |
507 | /* Nothing further to count. */ | |
508 | } else if (S_ISDIR(file->mode)) | |
509 | stats.created_dirs++; | |
510 | #ifdef SUPPORT_LINKS | |
511 | else if (S_ISLNK(file->mode)) | |
512 | stats.created_symlinks++; | |
513 | #endif | |
514 | else if (IS_DEVICE(file->mode)) | |
515 | stats.created_devices++; | |
516 | else | |
517 | stats.created_specials++; | |
518 | } | |
58a14ed9 WD |
519 | continue; |
520 | } | |
ac3f7b81 WD |
521 | if (phase == 2) { |
522 | rprintf(FERROR, | |
523 | "got transfer request in phase 2 [%s]\n", | |
524 | who_am_i()); | |
525 | exit_cleanup(RERR_PROTOCOL); | |
526 | } | |
910e89b9 | 527 | |
f3d6d480 WD |
528 | if (file->flags & FLAG_FILE_SENT) { |
529 | if (csum_length == SHORT_SUM_LENGTH) { | |
530 | if (keep_partial && !partial_dir) | |
531 | make_backups = -make_backups; /* prevents double backup */ | |
936fa865 WD |
532 | if (append_mode) |
533 | sparse_files = -sparse_files; | |
f3d6d480 | 534 | append_mode = -append_mode; |
f3d6d480 | 535 | csum_length = SUM_LENGTH; |
d0221f1d | 536 | redoing = 1; |
f3d6d480 WD |
537 | } |
538 | } else { | |
539 | if (csum_length != SHORT_SUM_LENGTH) { | |
540 | if (keep_partial && !partial_dir) | |
541 | make_backups = -make_backups; | |
936fa865 WD |
542 | if (append_mode) |
543 | sparse_files = -sparse_files; | |
f3d6d480 | 544 | append_mode = -append_mode; |
f3d6d480 | 545 | csum_length = SHORT_SUM_LENGTH; |
d0221f1d | 546 | redoing = 0; |
f3d6d480 | 547 | } |
e366e530 WD |
548 | if (iflags & ITEM_IS_NEW) |
549 | stats.created_files++; | |
f3d6d480 WD |
550 | } |
551 | ||
951e826b | 552 | if (!am_server && INFO_GTE(PROGRESS, 1)) |
65b4e4b2 | 553 | set_current_file_index(file, ndx); |
e366e530 | 554 | stats.xferred_files++; |
112d728f | 555 | stats.total_transferred_size += F_LENGTH(file); |
65b4e4b2 | 556 | |
925c517f | 557 | cleanup_got_literal = 0; |
2f03f956 | 558 | |
819bfe45 | 559 | if (daemon_filter_list.head |
1df02d13 | 560 | && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0) { |
8c2ffaf0 WD |
561 | rprintf(FERROR, "attempt to hack rsync failed.\n"); |
562 | exit_cleanup(RERR_PROTOCOL); | |
563 | } | |
564 | ||
16cc9ca2 | 565 | if (read_batch) { |
7a498f5b WD |
566 | int wanted = redoing |
567 | ? we_want_redo(ndx) | |
568 | : gen_wants_ndx(ndx, cur_flist->flist_num); | |
569 | if (!wanted) { | |
45c49b52 | 570 | rprintf(FINFO, |
8ab02ccd WD |
571 | "(Skipping batched update for%s \"%s\")\n", |
572 | redoing ? " resend of" : "", | |
45c49b52 | 573 | fname); |
112d728f | 574 | discard_receive_data(f_in, F_LENGTH(file)); |
8ab02ccd | 575 | file->flags |= FLAG_FILE_SENT; |
16cc9ca2 WD |
576 | continue; |
577 | } | |
578 | } | |
579 | ||
83c32ca5 WD |
580 | if (!do_xfers) { /* log the transfer */ |
581 | log_item(FCLIENT, file, &stats, iflags, NULL); | |
582 | if (read_batch) | |
583 | discard_receive_data(f_in, F_LENGTH(file)); | |
584 | continue; | |
585 | } | |
586 | if (write_batch < 0) { | |
587 | log_item(FCLIENT, file, &stats, iflags, NULL); | |
588 | if (!am_server) | |
589 | discard_receive_data(f_in, F_LENGTH(file)); | |
590 | continue; | |
591 | } | |
592 | ||
41cfde6b WD |
593 | partialptr = partial_dir ? partial_dir_fname(fname) : fname; |
594 | ||
9e4a8d29 WD |
595 | if (protocol_version >= 29) { |
596 | switch (fnamecmp_type) { | |
41cfde6b | 597 | case FNAMECMP_FNAME: |
a7260c40 | 598 | fnamecmp = fname; |
41cfde6b WD |
599 | break; |
600 | case FNAMECMP_PARTIAL_DIR: | |
9e4a8d29 | 601 | fnamecmp = partialptr; |
41cfde6b WD |
602 | break; |
603 | case FNAMECMP_BACKUP: | |
604 | fnamecmp = get_backup_name(fname); | |
605 | break; | |
73273075 | 606 | case FNAMECMP_FUZZY: |
b9232d45 WD |
607 | if (file->dirname) { |
608 | pathjoin(fnamecmpbuf, MAXPATHLEN, | |
609 | file->dirname, xname); | |
610 | fnamecmp = fnamecmpbuf; | |
611 | } else | |
612 | fnamecmp = xname; | |
73273075 | 613 | break; |
41cfde6b | 614 | default: |
9e4a8d29 | 615 | if (fnamecmp_type >= basis_dir_cnt) { |
c56595d7 WD |
616 | rprintf(FERROR, |
617 | "invalid basis_dir index: %d.\n", | |
9e4a8d29 | 618 | fnamecmp_type); |
c56595d7 WD |
619 | exit_cleanup(RERR_PROTOCOL); |
620 | } | |
41cfde6b | 621 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, |
9e4a8d29 | 622 | basis_dir[fnamecmp_type], fname); |
41cfde6b WD |
623 | fnamecmp = fnamecmpbuf; |
624 | break; | |
625 | } | |
819bfe45 | 626 | if (!fnamecmp || (daemon_filter_list.head |
1df02d13 | 627 | && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0)) { |
9e4a8d29 | 628 | fnamecmp = fname; |
77943e69 WD |
629 | fnamecmp_type = FNAMECMP_FNAME; |
630 | } | |
9e4a8d29 WD |
631 | } else { |
632 | /* Reminder: --inplace && --partial-dir are never | |
633 | * enabled at the same time. */ | |
f3d6d480 | 634 | if (inplace && make_backups > 0) { |
9e4a8d29 WD |
635 | if (!(fnamecmp = get_backup_name(fname))) |
636 | fnamecmp = fname; | |
77943e69 WD |
637 | else |
638 | fnamecmp_type = FNAMECMP_BACKUP; | |
9e4a8d29 WD |
639 | } else if (partial_dir && partialptr) |
640 | fnamecmp = partialptr; | |
641 | else | |
642 | fnamecmp = fname; | |
643 | } | |
dc55d7bd | 644 | |
910e89b9 WD |
645 | initial_stats = stats; |
646 | ||
17fadf7d | 647 | /* open the file */ |
8c9fd200 | 648 | fd1 = do_open(fnamecmp, O_RDONLY, 0); |
375a4556 | 649 | |
9e4a8d29 WD |
650 | if (fd1 == -1 && protocol_version < 29) { |
651 | if (fnamecmp != fname) { | |
652 | fnamecmp = fname; | |
653 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
654 | } | |
655 | ||
656 | if (fd1 == -1 && basis_dir[0]) { | |
657 | /* pre-29 allowed only one alternate basis */ | |
658 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, | |
659 | basis_dir[0], fname); | |
660 | fnamecmp = fnamecmpbuf; | |
661 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
662 | } | |
663 | } | |
77943e69 WD |
664 | |
665 | updating_basis_or_equiv = inplace | |
666 | && (fnamecmp == fname || fnamecmp_type == FNAMECMP_BACKUP); | |
9e4a8d29 | 667 | |
d5dcb6f7 WD |
668 | if (fd1 == -1) { |
669 | st.st_mode = 0; | |
670 | st.st_size = 0; | |
671 | } else if (do_fstat(fd1,&st) != 0) { | |
3f0211b6 | 672 | rsyserr(FERROR_XFER, errno, "fstat %s failed", |
d62bcc17 | 673 | full_fname(fnamecmp)); |
112d728f | 674 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 675 | close(fd1); |
a430691d WD |
676 | if (inc_recurse) |
677 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
678 | continue; |
679 | } | |
680 | ||
350e4e4d S |
681 | if (fd1 != -1 && S_ISDIR(st.st_mode) && fnamecmp == fname) { |
682 | /* this special handling for directories | |
683 | * wouldn't be necessary if robust_rename() | |
684 | * and the underlying robust_unlink could cope | |
685 | * with directories | |
686 | */ | |
3f0211b6 | 687 | rprintf(FERROR_XFER, "recv_files: %s is a directory\n", |
ea42541f | 688 | full_fname(fnamecmp)); |
112d728f | 689 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 690 | close(fd1); |
a430691d WD |
691 | if (inc_recurse) |
692 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
693 | continue; |
694 | } | |
695 | ||
350e4e4d S |
696 | if (fd1 != -1 && !S_ISREG(st.st_mode)) { |
697 | close(fd1); | |
698 | fd1 = -1; | |
350e4e4d S |
699 | } |
700 | ||
a9d6e6fc WD |
701 | /* If we're not preserving permissions, change the file-list's |
702 | * mode based on the local permissions and some heuristics. */ | |
703 | if (!preserve_perms) { | |
704 | int exists = fd1 != -1; | |
1c3344a1 WD |
705 | #ifdef SUPPORT_ACLS |
706 | const char *dn = file->dirname ? file->dirname : "."; | |
707 | if (parent_dirname != dn | |
708 | && strcmp(parent_dirname, dn) != 0) { | |
709 | dflt_perms = default_perms_for_dir(dn); | |
710 | parent_dirname = dn; | |
711 | } | |
712 | #endif | |
713 | file->mode = dest_mode(file->mode, st.st_mode, | |
714 | dflt_perms, exists); | |
4df9f368 AT |
715 | } |
716 | ||
48459ba1 | 717 | /* We now check to see if we are writing the file "inplace" */ |
a3221d2a | 718 | if (inplace) { |
97894c64 | 719 | fd2 = do_open(fname, O_WRONLY|O_CREAT, 0600); |
a3221d2a | 720 | if (fd2 == -1) { |
3f0211b6 | 721 | rsyserr(FERROR_XFER, errno, "open %s failed", |
dc55d7bd | 722 | full_fname(fname)); |
a3221d2a WD |
723 | } |
724 | } else { | |
2cce7545 WD |
725 | fd2 = open_tmpfile(fnametmp, fname, file); |
726 | if (fd2 != -1) | |
727 | cleanup_set(fnametmp, partialptr, file, fd1, fd2); | |
728 | } | |
a3221d2a | 729 | |
2cce7545 WD |
730 | if (fd2 == -1) { |
731 | discard_receive_data(f_in, F_LENGTH(file)); | |
732 | if (fd1 != -1) | |
733 | close(fd1); | |
734 | if (inc_recurse) | |
735 | send_msg_int(MSG_NO_SEND, ndx); | |
736 | continue; | |
a3221d2a | 737 | } |
2f03f956 | 738 | |
a8ed4958 | 739 | /* log the transfer */ |
910e89b9 | 740 | if (log_before_transfer) |
85909931 | 741 | log_item(FCLIENT, file, &initial_stats, iflags, NULL); |
951e826b | 742 | else if (!am_server && INFO_GTE(NAME, 1) && INFO_EQ(PROGRESS, 1)) |
45c49b52 | 743 | rprintf(FINFO, "%s\n", fname); |
11a5a3c7 | 744 | |
2f03f956 | 745 | /* recv file data */ |
7e5fa372 | 746 | recv_ok = receive_data(f_in, fnamecmp, fd1, st.st_size, |
112d728f | 747 | fname, fd2, F_LENGTH(file)); |
1b7c47cb | 748 | |
2fedf3d5 | 749 | log_item(log_code, file, &initial_stats, iflags, NULL); |
17fadf7d | 750 | |
d2a918b4 | 751 | if (fd1 != -1) |
2f03f956 | 752 | close(fd1); |
9f27cd8c | 753 | if (close(fd2) < 0) { |
d62bcc17 WD |
754 | rsyserr(FERROR, errno, "close failed on %s", |
755 | full_fname(fnametmp)); | |
9f27cd8c WD |
756 | exit_cleanup(RERR_FILEIO); |
757 | } | |
17fadf7d | 758 | |
68795c64 | 759 | if ((recv_ok && (!delay_updates || !partialptr)) || inplace) { |
01d124d9 | 760 | if (partialptr == fname) |
83235dbc WD |
761 | partialptr = NULL; |
762 | if (!finish_transfer(fname, fnametmp, fnamecmp, | |
763 | partialptr, file, recv_ok, 1)) | |
764 | recv_ok = -1; | |
765 | else if (fnamecmp == partialptr) { | |
aec6b9f8 WD |
766 | do_unlink(partialptr); |
767 | handle_partial_dir(partialptr, PDIR_DELETE); | |
768 | } | |
459abd75 WD |
769 | } else if (keep_partial && partialptr) { |
770 | if (!handle_partial_dir(partialptr, PDIR_CREATE)) { | |
771 | rprintf(FERROR, | |
772 | "Unable to create partial-dir for %s -- discarding %s.\n", | |
773 | local_name ? local_name : f_name(file, NULL), | |
774 | recv_ok ? "completed file" : "partial file"); | |
775 | do_unlink(fnametmp); | |
776 | recv_ok = -1; | |
777 | } else if (!finish_transfer(partialptr, fnametmp, fnamecmp, NULL, | |
778 | file, recv_ok, !partial_dir)) | |
3e7934a5 | 779 | recv_ok = -1; |
83235dbc WD |
780 | else if (delay_updates && recv_ok) { |
781 | bitbag_set_bit(delayed_bits, ndx); | |
782 | recv_ok = 2; | |
459abd75 WD |
783 | } else |
784 | partialptr = NULL; | |
785 | } else | |
55e50d89 | 786 | do_unlink(fnametmp); |
a7260c40 | 787 | |
2f03f956 | 788 | cleanup_disable(); |
554e0a8d | 789 | |
8ab02ccd WD |
790 | if (read_batch) |
791 | file->flags |= FLAG_FILE_SENT; | |
792 | ||
83235dbc | 793 | switch (recv_ok) { |
459abd75 WD |
794 | case 2: |
795 | break; | |
83235dbc | 796 | case 1: |
3ea6e0e7 | 797 | if (remove_source_files || inc_recurse |
112d728f | 798 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 799 | send_msg_int(MSG_SUCCESS, ndx); |
83235dbc WD |
800 | break; |
801 | case 0: { | |
964244b9 | 802 | enum logcode msgtype = redoing ? FERROR_XFER : FWARNING; |
951e826b | 803 | if (msgtype == FERROR_XFER || INFO_GTE(NAME, 1)) { |
a7260c40 WD |
804 | char *errstr, *redostr, *keptstr; |
805 | if (!(keep_partial && partialptr) && !inplace) | |
806 | keptstr = "discarded"; | |
807 | else if (partial_dir) | |
808 | keptstr = "put into partial-dir"; | |
809 | else | |
810 | keptstr = "retained"; | |
964244b9 | 811 | if (msgtype == FERROR_XFER) { |
007e3c0e WD |
812 | errstr = "ERROR"; |
813 | redostr = ""; | |
814 | } else { | |
815 | errstr = "WARNING"; | |
964244b9 WD |
816 | redostr = read_batch ? " (may try again)" |
817 | : " (will try again)"; | |
007e3c0e WD |
818 | } |
819 | rprintf(msgtype, | |
a7260c40 | 820 | "%s: %s failed verification -- update %s%s.\n", |
964244b9 WD |
821 | errstr, local_name ? f_name(file, NULL) : fname, |
822 | keptstr, redostr); | |
007e3c0e | 823 | } |
d0221f1d | 824 | if (!redoing) { |
8ab02ccd WD |
825 | if (read_batch) |
826 | flist_ndx_push(&batch_redo_list, ndx); | |
0395130c | 827 | send_msg_int(MSG_REDO, ndx); |
f3d6d480 | 828 | file->flags |= FLAG_FILE_SENT; |
3ea6e0e7 | 829 | } else if (inc_recurse) |
d0221f1d | 830 | send_msg_int(MSG_NO_SEND, ndx); |
83235dbc WD |
831 | break; |
832 | } | |
833 | case -1: | |
834 | if (inc_recurse) | |
835 | send_msg_int(MSG_NO_SEND, ndx); | |
836 | break; | |
2f03f956 AT |
837 | } |
838 | } | |
f3d6d480 WD |
839 | if (make_backups < 0) |
840 | make_backups = -make_backups; | |
2f03f956 | 841 | |
ac3f7b81 | 842 | if (phase == 2 && delay_updates) /* for protocol_version < 29 */ |
f3d6d480 | 843 | handle_delayed_updates(local_name); |
48e1c8c6 | 844 | |
951e826b | 845 | if (DEBUG_GTE(RECV, 1)) |
2f03f956 | 846 | rprintf(FINFO,"recv_files finished\n"); |
17fadf7d | 847 | |
2f03f956 AT |
848 | return 0; |
849 | } |