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 | |
ba2133d6 | 6 | * Copyright (C) 2003-2007 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; |
7842418b | 58 | extern struct filter_list_struct server_filter_list; |
5ebab6c1 | 59 | |
10f994a5 | 60 | static struct bitbag *delayed_bits = NULL; |
d0221f1d | 61 | static int phase = 0, redoing = 0; |
48459ba1 WD |
62 | /* We're either updating the basis file or an identical copy: */ |
63 | static int updating_basis; | |
3e7934a5 | 64 | |
52d3e106 S |
65 | /* |
66 | * get_tmpname() - create a tmp filename for a given filename | |
67 | * | |
68 | * If a tmpdir is defined, use that as the directory to | |
69 | * put it in. Otherwise, the tmp filename is in the same | |
70 | * directory as the given name. Note that there may be no | |
71 | * directory at all in the given name! | |
17fadf7d | 72 | * |
52d3e106 S |
73 | * The tmp filename is basically the given filename with a |
74 | * dot prepended, and .XXXXXX appended (for mkstemp() to | |
75 | * put its unique gunk in). Take care to not exceed | |
76 | * either the MAXPATHLEN or NAME_MAX, esp. the last, as | |
77 | * the basename basically becomes 8 chars longer. In that | |
78 | * case, the original name is shortened sufficiently to | |
79 | * make it all fit. | |
17fadf7d | 80 | * |
52d3e106 S |
81 | * Of course, there's no real reason for the tmp name to |
82 | * look like the original, except to satisfy us humans. | |
83 | * As long as it's unique, rsync will work. | |
84 | */ | |
85 | ||
b20830b3 | 86 | int get_tmpname(char *fnametmp, char *fname) |
2f03f956 | 87 | { |
d5dcb6f7 | 88 | int maxname, added, length = 0; |
2f03f956 AT |
89 | char *f; |
90 | ||
2f03f956 | 91 | if (tmpdir) { |
a24639bb | 92 | /* Note: this can't overflow, so the return value is safe */ |
b7cee949 | 93 | length = strlcpy(fnametmp, tmpdir, MAXPATHLEN - 2); |
52d3e106 | 94 | fnametmp[length++] = '/'; |
0c2ef5f4 | 95 | } |
52d3e106 | 96 | |
0c2ef5f4 | 97 | if ((f = strrchr(fname, '/')) != NULL) { |
52d3e106 S |
98 | ++f; |
99 | if (!tmpdir) { | |
100 | length = f - fname; | |
0c2ef5f4 | 101 | /* copy up to and including the slash */ |
52d3e106 | 102 | strlcpy(fnametmp, fname, length + 1); |
0c2ef5f4 | 103 | } |
446e239e | 104 | } else |
52d3e106 | 105 | f = fname; |
52d3e106 | 106 | fnametmp[length++] = '.'; |
2f03f956 | 107 | |
d5dcb6f7 WD |
108 | /* The maxname value is bufsize, and includes space for the '\0'. |
109 | * (Note that NAME_MAX get -8 for the leading '.' above.) */ | |
52d3e106 | 110 | maxname = MIN(MAXPATHLEN - 7 - length, NAME_MAX - 8); |
2f03f956 | 111 | |
0c2ef5f4 | 112 | if (maxname < 1) { |
45c49b52 | 113 | rprintf(FERROR, "temporary filename too long: %s\n", fname); |
52d3e106 | 114 | fnametmp[0] = '\0'; |
2f03f956 AT |
115 | return 0; |
116 | } | |
117 | ||
d5dcb6f7 WD |
118 | added = strlcpy(fnametmp + length, f, maxname); |
119 | if (added >= maxname) | |
120 | added = maxname - 1; | |
121 | memcpy(fnametmp + length + added, ".XXXXXX", 8); | |
2f03f956 AT |
122 | |
123 | return 1; | |
124 | } | |
125 | ||
126 | ||
7e5fa372 | 127 | static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r, |
55edf18c | 128 | const char *fname, int fd, OFF_T total_size) |
2f03f956 | 129 | { |
a0456b9c WD |
130 | static char file_sum1[MAX_DIGEST_LEN]; |
131 | static char file_sum2[MAX_DIGEST_LEN]; | |
7e5fa372 | 132 | struct map_struct *mapbuf; |
fc0257c9 | 133 | struct sum_struct sum; |
a0456b9c | 134 | int32 len, sum_len; |
2f03f956 | 135 | OFF_T offset = 0; |
89e540e6 | 136 | OFF_T offset2; |
2f03f956 | 137 | char *data; |
6c495e0d | 138 | int32 i; |
e1f67417 | 139 | char *map = NULL; |
17fadf7d | 140 | |
fc0257c9 | 141 | read_sum_head(f_in, &sum); |
17fadf7d | 142 | |
7e5fa372 | 143 | if (fd_r >= 0 && size_r > 0) { |
80264051 WD |
144 | int32 read_size = MAX(sum.blength * 2, 16*1024); |
145 | mapbuf = map_file(fd_r, size_r, read_size, sum.blength); | |
7e5fa372 WD |
146 | if (verbose > 2) { |
147 | rprintf(FINFO, "recv mapped %s of size %.0f\n", | |
45c49b52 | 148 | fname_r, (double)size_r); |
7e5fa372 WD |
149 | } |
150 | } else | |
151 | mapbuf = NULL; | |
152 | ||
ba582f75 | 153 | sum_init(checksum_seed); |
17fadf7d | 154 | |
f3d6d480 | 155 | if (append_mode > 0) { |
6cc11982 WD |
156 | OFF_T j; |
157 | sum.flength = (OFF_T)sum.count * sum.blength; | |
158 | if (sum.remainder) | |
159 | sum.flength -= sum.blength - sum.remainder; | |
936fa865 WD |
160 | if (append_mode == 2) { |
161 | for (j = CHUNK_SIZE; j < sum.flength; j += CHUNK_SIZE) { | |
162 | if (do_progress) | |
163 | show_progress(offset, total_size); | |
164 | sum_update(map_ptr(mapbuf, offset, CHUNK_SIZE), | |
165 | CHUNK_SIZE); | |
166 | offset = j; | |
167 | } | |
168 | if (offset < sum.flength) { | |
169 | int32 len = (int32)(sum.flength - offset); | |
170 | if (do_progress) | |
171 | show_progress(offset, total_size); | |
172 | sum_update(map_ptr(mapbuf, offset, len), len); | |
173 | } | |
6cc11982 | 174 | } |
936fa865 | 175 | offset = sum.flength; |
ffa8ab8e WD |
176 | if (fd != -1 && (j = do_lseek(fd, offset, SEEK_SET)) != offset) { |
177 | rsyserr(FERROR, errno, "lseek of %s returned %.0f, not %.0f", | |
178 | full_fname(fname), (double)j, (double)offset); | |
6cc11982 WD |
179 | exit_cleanup(RERR_FILEIO); |
180 | } | |
181 | } | |
182 | ||
3f55bd5d | 183 | while ((i = recv_token(f_in, &data)) != 0) { |
16417f8b WD |
184 | if (do_progress) |
185 | show_progress(offset, total_size); | |
2f03f956 AT |
186 | |
187 | if (i > 0) { | |
2f03f956 | 188 | if (verbose > 3) { |
5f808dfb AT |
189 | rprintf(FINFO,"data recv %d at %.0f\n", |
190 | i,(double)offset); | |
2f03f956 AT |
191 | } |
192 | ||
193 | stats.literal_data += i; | |
194 | cleanup_got_literal = 1; | |
17fadf7d | 195 | |
6c495e0d | 196 | sum_update(data, i); |
2f03f956 | 197 | |
c52461f9 WD |
198 | if (fd != -1 && write_file(fd,data,i) != i) |
199 | goto report_write_error; | |
2f03f956 AT |
200 | offset += i; |
201 | continue; | |
17fadf7d | 202 | } |
2f03f956 AT |
203 | |
204 | i = -(i+1); | |
6c495e0d | 205 | offset2 = i * (OFF_T)sum.blength; |
fc0257c9 | 206 | len = sum.blength; |
d2a918b4 | 207 | if (i == (int)sum.count-1 && sum.remainder != 0) |
fc0257c9 | 208 | len = sum.remainder; |
17fadf7d | 209 | |
2f03f956 | 210 | stats.matched_data += len; |
17fadf7d | 211 | |
6c495e0d WD |
212 | if (verbose > 3) { |
213 | rprintf(FINFO, | |
214 | "chunk[%d] of size %ld at %.0f offset=%.0f\n", | |
215 | i, (long)len, (double)offset2, (double)offset); | |
216 | } | |
17fadf7d | 217 | |
446e239e WD |
218 | if (mapbuf) { |
219 | map = map_ptr(mapbuf,offset2,len); | |
17fadf7d | 220 | |
c55f7021 | 221 | see_token(map, len); |
6c495e0d | 222 | sum_update(map, len); |
c55f7021 | 223 | } |
17fadf7d | 224 | |
48459ba1 | 225 | if (updating_basis) { |
89e540e6 | 226 | if (offset == offset2 && fd != -1) { |
ffa8ab8e | 227 | OFF_T pos; |
c52461f9 WD |
228 | if (flush_write_file(fd) < 0) |
229 | goto report_write_error; | |
89e540e6 | 230 | offset += len; |
ffa8ab8e | 231 | if ((pos = do_lseek(fd, len, SEEK_CUR)) != offset) { |
fab65a5b | 232 | rsyserr(FERROR, errno, |
ffa8ab8e WD |
233 | "lseek of %s returned %.0f, not %.0f", |
234 | full_fname(fname), | |
235 | (double)pos, (double)offset); | |
fab65a5b WD |
236 | exit_cleanup(RERR_FILEIO); |
237 | } | |
89e540e6 | 238 | continue; |
a3221d2a | 239 | } |
2f03f956 | 240 | } |
1ed91a04 | 241 | if (fd != -1 && map && write_file(fd, map, len) != (int)len) |
c52461f9 | 242 | goto report_write_error; |
2f03f956 AT |
243 | offset += len; |
244 | } | |
245 | ||
85f14172 WD |
246 | if (flush_write_file(fd) < 0) |
247 | goto report_write_error; | |
76c21947 | 248 | |
4f5b0756 | 249 | #ifdef HAVE_FTRUNCATE |
fab65a5b | 250 | if (inplace && fd != -1) |
a3221d2a WD |
251 | ftruncate(fd, offset); |
252 | #endif | |
253 | ||
16417f8b WD |
254 | if (do_progress) |
255 | end_progress(total_size); | |
2f03f956 AT |
256 | |
257 | if (fd != -1 && offset > 0 && sparse_end(fd) != 0) { | |
c52461f9 | 258 | report_write_error: |
d62bcc17 WD |
259 | rsyserr(FERROR, errno, "write failed on %s", |
260 | full_fname(fname)); | |
65417579 | 261 | exit_cleanup(RERR_FILEIO); |
2f03f956 AT |
262 | } |
263 | ||
a0456b9c | 264 | sum_len = sum_end(file_sum1); |
2f03f956 | 265 | |
7e5fa372 WD |
266 | if (mapbuf) |
267 | unmap_file(mapbuf); | |
268 | ||
a0456b9c | 269 | read_buf(f_in, file_sum2, sum_len); |
d2a918b4 | 270 | if (verbose > 2) |
bc63ae3f | 271 | rprintf(FINFO,"got file_sum\n"); |
a0456b9c | 272 | if (fd != -1 && memcmp(file_sum1, file_sum2, sum_len) != 0) |
bc63ae3f | 273 | return 0; |
2f03f956 AT |
274 | return 1; |
275 | } | |
276 | ||
277 | ||
8ed9d849 WD |
278 | static void discard_receive_data(int f_in, OFF_T length) |
279 | { | |
7e5fa372 | 280 | receive_data(f_in, NULL, -1, 0, NULL, -1, length); |
8ed9d849 WD |
281 | } |
282 | ||
f3d6d480 | 283 | static void handle_delayed_updates(char *local_name) |
42be5320 | 284 | { |
663b2857 | 285 | char *fname, *partialptr; |
0395130c | 286 | int ndx; |
42be5320 | 287 | |
0395130c | 288 | for (ndx = -1; (ndx = bitbag_next_bit(delayed_bits, ndx)) >= 0; ) { |
f3d6d480 | 289 | struct file_struct *file = cur_flist->files[ndx]; |
6cbde57d | 290 | fname = local_name ? local_name : f_name(file, NULL); |
42be5320 | 291 | if ((partialptr = partial_dir_fname(fname)) != NULL) { |
f3d6d480 | 292 | if (make_backups > 0 && !make_backup(fname)) |
42be5320 WD |
293 | continue; |
294 | if (verbose > 2) { | |
295 | rprintf(FINFO, "renaming %s to %s\n", | |
45c49b52 | 296 | partialptr, fname); |
42be5320 | 297 | } |
6a94c58b WD |
298 | /* We don't use robust_rename() here because the |
299 | * partial-dir must be on the same drive. */ | |
42be5320 WD |
300 | if (do_rename(partialptr, fname) < 0) { |
301 | rsyserr(FERROR, errno, | |
302 | "rename failed for %s (from %s)", | |
45c49b52 | 303 | full_fname(fname), partialptr); |
42be5320 | 304 | } else { |
47c11975 | 305 | if (remove_source_files |
112d728f | 306 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 307 | send_msg_int(MSG_SUCCESS, ndx); |
45c49b52 | 308 | handle_partial_dir(partialptr, PDIR_DELETE); |
42be5320 WD |
309 | } |
310 | } | |
311 | } | |
312 | } | |
313 | ||
f3d6d480 | 314 | static int get_next_gen_ndx(int fd, int next_gen_ndx, int desired_ndx) |
154cdaaa | 315 | { |
0395130c WD |
316 | while (next_gen_ndx < desired_ndx) { |
317 | if (next_gen_ndx >= 0) { | |
154cdaaa | 318 | rprintf(FINFO, |
1ed91a04 | 319 | "(No batched update for%s \"%s\")\n", |
d0221f1d | 320 | redoing ? " resend of" : "", |
f3d6d480 WD |
321 | f_name(cur_flist->files[next_gen_ndx], NULL)); |
322 | } | |
323 | next_gen_ndx = read_int(fd); | |
324 | if (next_gen_ndx == -1) { | |
3ea6e0e7 | 325 | if (inc_recurse) |
9decb4d2 | 326 | next_gen_ndx = first_flist->prev->used + first_flist->prev->ndx_start; |
f3d6d480 | 327 | else |
9decb4d2 | 328 | next_gen_ndx = cur_flist->used; |
154cdaaa | 329 | } |
154cdaaa | 330 | } |
0395130c | 331 | return next_gen_ndx; |
154cdaaa WD |
332 | } |
333 | ||
b35d0d8e MP |
334 | /** |
335 | * main routine for receiver process. | |
336 | * | |
337 | * Receiver process runs on the same host as the generator process. */ | |
f3d6d480 | 338 | int recv_files(int f_in, char *local_name) |
17fadf7d | 339 | { |
0395130c | 340 | int next_gen_ndx = -1; |
2f03f956 AT |
341 | int fd1,fd2; |
342 | STRUCT_STAT st; | |
b9232d45 | 343 | int iflags, xlen; |
446e239e | 344 | char *fname, fbuf[MAXPATHLEN]; |
b9232d45 | 345 | char xname[MAXPATHLEN]; |
2f03f956 | 346 | char fnametmp[MAXPATHLEN]; |
663b2857 | 347 | char *fnamecmp, *partialptr; |
375a4556 | 348 | char fnamecmpbuf[MAXPATHLEN]; |
9e4a8d29 | 349 | uchar fnamecmp_type; |
2f03f956 | 350 | struct file_struct *file; |
1b7c47cb | 351 | struct stats initial_stats; |
2fedf3d5 WD |
352 | int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i; |
353 | enum logcode log_code = log_before_transfer ? FLOG : FINFO; | |
1ed91a04 | 354 | int max_phase = protocol_version >= 29 ? 2 : 1; |
1c3344a1 WD |
355 | int dflt_perms = (ACCESSPERMS & ~orig_umask); |
356 | #ifdef SUPPORT_ACLS | |
357 | const char *parent_dirname = ""; | |
358 | #endif | |
0395130c | 359 | int ndx, recv_ok; |
11a5a3c7 | 360 | |
d2a918b4 | 361 | if (verbose > 2) |
9decb4d2 | 362 | rprintf(FINFO, "recv_files(%d) starting\n", cur_flist->used); |
2f03f956 | 363 | |
3e7934a5 | 364 | if (delay_updates) |
9decb4d2 | 365 | delayed_bits = bitbag_create(cur_flist->used + 1); |
48e1c8c6 | 366 | |
48459ba1 WD |
367 | updating_basis = inplace; |
368 | ||
17fadf7d | 369 | while (1) { |
2f03f956 AT |
370 | cleanup_disable(); |
371 | ||
f3d6d480 | 372 | /* This call also sets cur_flist. */ |
16edf865 WD |
373 | ndx = read_ndx_and_attrs(f_in, &iflags, &fnamecmp_type, |
374 | xname, &xlen); | |
0395130c | 375 | if (ndx == NDX_DONE) { |
3ea6e0e7 | 376 | if (inc_recurse && first_flist) { |
f3d6d480 WD |
377 | flist_free(first_flist); |
378 | if (first_flist) | |
379 | continue; | |
380 | } | |
381 | if (read_batch && cur_flist) { | |
3ea6e0e7 | 382 | int high = inc_recurse |
9decb4d2 WD |
383 | ? first_flist->prev->used + first_flist->prev->ndx_start |
384 | : cur_flist->used; | |
f3d6d480 | 385 | get_next_gen_ndx(batch_gen_fd, next_gen_ndx, high); |
0395130c | 386 | next_gen_ndx = -1; |
16cc9ca2 | 387 | } |
ac3f7b81 | 388 | if (++phase > max_phase) |
4e834af1 | 389 | break; |
4e834af1 WD |
390 | if (verbose > 2) |
391 | rprintf(FINFO, "recv_files phase=%d\n", phase); | |
ac3f7b81 | 392 | if (phase == 2 && delay_updates) |
f3d6d480 | 393 | handle_delayed_updates(local_name); |
332cf6df | 394 | send_msg(MSG_DONE, "", 0, 0); |
4e834af1 | 395 | continue; |
2f03f956 AT |
396 | } |
397 | ||
6755a7d7 WD |
398 | if (ndx - cur_flist->ndx_start >= 0) |
399 | file = cur_flist->files[ndx - cur_flist->ndx_start]; | |
400 | else | |
401 | file = dir_flist->files[cur_flist->parent_ndx]; | |
6cbde57d | 402 | fname = local_name ? local_name : f_name(file, fbuf); |
227a9c41 WD |
403 | |
404 | if (verbose > 2) | |
45c49b52 | 405 | rprintf(FINFO, "recv_files(%s)\n", fname); |
910e89b9 | 406 | |
16edf865 WD |
407 | #ifdef SUPPORT_XATTRS |
408 | if (iflags & ITEM_REPORT_XATTR && !dry_run) | |
409 | recv_xattr_request(file, f_in); | |
410 | #endif | |
411 | ||
22907b6b | 412 | if (!(iflags & ITEM_TRANSFER)) { |
b9232d45 | 413 | maybe_log_item(file, iflags, itemizing, xname); |
16edf865 WD |
414 | #ifdef SUPPORT_XATTRS |
415 | if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && !dry_run) | |
416 | set_file_attrs(fname, file, NULL, fname, 0); | |
417 | #endif | |
58a14ed9 WD |
418 | continue; |
419 | } | |
ac3f7b81 WD |
420 | if (phase == 2) { |
421 | rprintf(FERROR, | |
422 | "got transfer request in phase 2 [%s]\n", | |
423 | who_am_i()); | |
424 | exit_cleanup(RERR_PROTOCOL); | |
425 | } | |
910e89b9 | 426 | |
f3d6d480 WD |
427 | if (file->flags & FLAG_FILE_SENT) { |
428 | if (csum_length == SHORT_SUM_LENGTH) { | |
429 | if (keep_partial && !partial_dir) | |
430 | make_backups = -make_backups; /* prevents double backup */ | |
936fa865 WD |
431 | if (append_mode) |
432 | sparse_files = -sparse_files; | |
f3d6d480 | 433 | append_mode = -append_mode; |
f3d6d480 | 434 | csum_length = SUM_LENGTH; |
d0221f1d | 435 | redoing = 1; |
f3d6d480 WD |
436 | } |
437 | } else { | |
438 | if (csum_length != SHORT_SUM_LENGTH) { | |
439 | if (keep_partial && !partial_dir) | |
440 | make_backups = -make_backups; | |
936fa865 WD |
441 | if (append_mode) |
442 | sparse_files = -sparse_files; | |
f3d6d480 | 443 | append_mode = -append_mode; |
f3d6d480 | 444 | csum_length = SHORT_SUM_LENGTH; |
d0221f1d | 445 | redoing = 0; |
f3d6d480 WD |
446 | } |
447 | } | |
448 | ||
0395130c | 449 | stats.current_file_index = ndx; |
2f03f956 | 450 | stats.num_transferred_files++; |
112d728f | 451 | stats.total_transferred_size += F_LENGTH(file); |
925c517f | 452 | cleanup_got_literal = 0; |
2f03f956 | 453 | |
8c2ffaf0 WD |
454 | if (server_filter_list.head |
455 | && check_filter(&server_filter_list, fname, 0) < 0) { | |
456 | rprintf(FERROR, "attempt to hack rsync failed.\n"); | |
457 | exit_cleanup(RERR_PROTOCOL); | |
458 | } | |
459 | ||
a0009fc3 | 460 | if (!do_xfers) { /* log the transfer */ |
85909931 | 461 | log_item(FCLIENT, file, &stats, iflags, NULL); |
f957e8fd | 462 | if (read_batch) |
112d728f | 463 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 AT |
464 | continue; |
465 | } | |
a0009fc3 | 466 | if (write_batch < 0) { |
2fedf3d5 | 467 | log_item(FINFO, file, &stats, iflags, NULL); |
b10917a4 | 468 | if (!am_server) |
112d728f | 469 | discard_receive_data(f_in, F_LENGTH(file)); |
a0009fc3 WD |
470 | continue; |
471 | } | |
2f03f956 | 472 | |
16cc9ca2 | 473 | if (read_batch) { |
0395130c WD |
474 | next_gen_ndx = get_next_gen_ndx(batch_gen_fd, next_gen_ndx, ndx); |
475 | if (ndx < next_gen_ndx) { | |
45c49b52 WD |
476 | rprintf(FINFO, |
477 | "(Skipping batched update for \"%s\")\n", | |
478 | fname); | |
112d728f | 479 | discard_receive_data(f_in, F_LENGTH(file)); |
a430691d WD |
480 | if (inc_recurse) |
481 | send_msg_int(MSG_NO_SEND, ndx); | |
16cc9ca2 WD |
482 | continue; |
483 | } | |
0395130c | 484 | next_gen_ndx = -1; |
16cc9ca2 WD |
485 | } |
486 | ||
41cfde6b WD |
487 | partialptr = partial_dir ? partial_dir_fname(fname) : fname; |
488 | ||
9e4a8d29 WD |
489 | if (protocol_version >= 29) { |
490 | switch (fnamecmp_type) { | |
41cfde6b | 491 | case FNAMECMP_FNAME: |
a7260c40 | 492 | fnamecmp = fname; |
41cfde6b WD |
493 | break; |
494 | case FNAMECMP_PARTIAL_DIR: | |
9e4a8d29 | 495 | fnamecmp = partialptr; |
41cfde6b WD |
496 | break; |
497 | case FNAMECMP_BACKUP: | |
498 | fnamecmp = get_backup_name(fname); | |
499 | break; | |
73273075 | 500 | case FNAMECMP_FUZZY: |
48459ba1 | 501 | updating_basis = 0; |
b9232d45 WD |
502 | if (file->dirname) { |
503 | pathjoin(fnamecmpbuf, MAXPATHLEN, | |
504 | file->dirname, xname); | |
505 | fnamecmp = fnamecmpbuf; | |
506 | } else | |
507 | fnamecmp = xname; | |
73273075 | 508 | break; |
41cfde6b | 509 | default: |
48459ba1 | 510 | updating_basis = 0; |
9e4a8d29 | 511 | if (fnamecmp_type >= basis_dir_cnt) { |
c56595d7 WD |
512 | rprintf(FERROR, |
513 | "invalid basis_dir index: %d.\n", | |
9e4a8d29 | 514 | fnamecmp_type); |
c56595d7 WD |
515 | exit_cleanup(RERR_PROTOCOL); |
516 | } | |
41cfde6b | 517 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, |
9e4a8d29 | 518 | basis_dir[fnamecmp_type], fname); |
41cfde6b WD |
519 | fnamecmp = fnamecmpbuf; |
520 | break; | |
521 | } | |
9e4a8d29 WD |
522 | if (!fnamecmp || (server_filter_list.head |
523 | && check_filter(&server_filter_list, fname, 0) < 0)) | |
524 | fnamecmp = fname; | |
525 | } else { | |
526 | /* Reminder: --inplace && --partial-dir are never | |
527 | * enabled at the same time. */ | |
f3d6d480 | 528 | if (inplace && make_backups > 0) { |
9e4a8d29 WD |
529 | if (!(fnamecmp = get_backup_name(fname))) |
530 | fnamecmp = fname; | |
531 | } else if (partial_dir && partialptr) | |
532 | fnamecmp = partialptr; | |
533 | else | |
534 | fnamecmp = fname; | |
535 | } | |
dc55d7bd | 536 | |
910e89b9 WD |
537 | initial_stats = stats; |
538 | ||
17fadf7d | 539 | /* open the file */ |
8c9fd200 | 540 | fd1 = do_open(fnamecmp, O_RDONLY, 0); |
375a4556 | 541 | |
9e4a8d29 WD |
542 | if (fd1 == -1 && protocol_version < 29) { |
543 | if (fnamecmp != fname) { | |
544 | fnamecmp = fname; | |
545 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
546 | } | |
547 | ||
548 | if (fd1 == -1 && basis_dir[0]) { | |
549 | /* pre-29 allowed only one alternate basis */ | |
550 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, | |
551 | basis_dir[0], fname); | |
552 | fnamecmp = fnamecmpbuf; | |
553 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
554 | } | |
555 | } | |
556 | ||
d5dcb6f7 WD |
557 | if (fd1 == -1) { |
558 | st.st_mode = 0; | |
559 | st.st_size = 0; | |
560 | } else if (do_fstat(fd1,&st) != 0) { | |
d62bcc17 WD |
561 | rsyserr(FERROR, errno, "fstat %s failed", |
562 | full_fname(fnamecmp)); | |
112d728f | 563 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 564 | close(fd1); |
a430691d WD |
565 | if (inc_recurse) |
566 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
567 | continue; |
568 | } | |
569 | ||
350e4e4d S |
570 | if (fd1 != -1 && S_ISDIR(st.st_mode) && fnamecmp == fname) { |
571 | /* this special handling for directories | |
572 | * wouldn't be necessary if robust_rename() | |
573 | * and the underlying robust_unlink could cope | |
574 | * with directories | |
575 | */ | |
ea42541f WD |
576 | rprintf(FERROR,"recv_files: %s is a directory\n", |
577 | full_fname(fnamecmp)); | |
112d728f | 578 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 579 | close(fd1); |
a430691d WD |
580 | if (inc_recurse) |
581 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
582 | continue; |
583 | } | |
584 | ||
350e4e4d S |
585 | if (fd1 != -1 && !S_ISREG(st.st_mode)) { |
586 | close(fd1); | |
587 | fd1 = -1; | |
350e4e4d S |
588 | } |
589 | ||
a9d6e6fc WD |
590 | /* If we're not preserving permissions, change the file-list's |
591 | * mode based on the local permissions and some heuristics. */ | |
592 | if (!preserve_perms) { | |
593 | int exists = fd1 != -1; | |
1c3344a1 WD |
594 | #ifdef SUPPORT_ACLS |
595 | const char *dn = file->dirname ? file->dirname : "."; | |
596 | if (parent_dirname != dn | |
597 | && strcmp(parent_dirname, dn) != 0) { | |
598 | dflt_perms = default_perms_for_dir(dn); | |
599 | parent_dirname = dn; | |
600 | } | |
601 | #endif | |
602 | file->mode = dest_mode(file->mode, st.st_mode, | |
603 | dflt_perms, exists); | |
4df9f368 AT |
604 | } |
605 | ||
48459ba1 | 606 | /* We now check to see if we are writing the file "inplace" */ |
a3221d2a | 607 | if (inplace) { |
97894c64 | 608 | fd2 = do_open(fname, O_WRONLY|O_CREAT, 0600); |
a3221d2a WD |
609 | if (fd2 == -1) { |
610 | rsyserr(FERROR, errno, "open %s failed", | |
dc55d7bd | 611 | full_fname(fname)); |
112d728f | 612 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
613 | if (fd1 != -1) |
614 | close(fd1); | |
a430691d WD |
615 | if (inc_recurse) |
616 | send_msg_int(MSG_NO_SEND, ndx); | |
a3221d2a WD |
617 | continue; |
618 | } | |
619 | } else { | |
620 | if (!get_tmpname(fnametmp,fname)) { | |
112d728f | 621 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
622 | if (fd1 != -1) |
623 | close(fd1); | |
a430691d WD |
624 | if (inc_recurse) |
625 | send_msg_int(MSG_NO_SEND, ndx); | |
a3221d2a WD |
626 | continue; |
627 | } | |
628 | ||
a3221d2a WD |
629 | /* we initially set the perms without the |
630 | * setuid/setgid bits to ensure that there is no race | |
631 | * condition. They are then correctly updated after | |
632 | * the lchown. Thanks to snabb@epipe.fi for pointing | |
633 | * this out. We also set it initially without group | |
634 | * access because of a similar race condition. */ | |
f62c17e3 | 635 | fd2 = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); |
17fadf7d | 636 | |
a3221d2a WD |
637 | /* in most cases parent directories will already exist |
638 | * because their information should have been previously | |
639 | * transferred, but that may not be the case with -R */ | |
640 | if (fd2 == -1 && relative_paths && errno == ENOENT | |
904e5af1 | 641 | && create_directory_path(fnametmp) == 0) { |
b9232d45 WD |
642 | /* Get back to name with XXXXXX in it. */ |
643 | get_tmpname(fnametmp, fname); | |
a3221d2a WD |
644 | fd2 = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); |
645 | } | |
646 | if (fd2 == -1) { | |
647 | rsyserr(FERROR, errno, "mkstemp %s failed", | |
648 | full_fname(fnametmp)); | |
112d728f | 649 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
650 | if (fd1 != -1) |
651 | close(fd1); | |
a430691d WD |
652 | if (inc_recurse) |
653 | send_msg_int(MSG_NO_SEND, ndx); | |
a3221d2a WD |
654 | continue; |
655 | } | |
656 | ||
95ae5224 | 657 | cleanup_set(fnametmp, partialptr, file, fd1, fd2); |
a3221d2a | 658 | } |
2f03f956 | 659 | |
a8ed4958 | 660 | /* log the transfer */ |
910e89b9 | 661 | if (log_before_transfer) |
85909931 | 662 | log_item(FCLIENT, file, &initial_stats, iflags, NULL); |
4bb0af79 | 663 | else if (!am_server && verbose && do_progress) |
45c49b52 | 664 | rprintf(FINFO, "%s\n", fname); |
11a5a3c7 | 665 | |
2f03f956 | 666 | /* recv file data */ |
7e5fa372 | 667 | recv_ok = receive_data(f_in, fnamecmp, fd1, st.st_size, |
112d728f | 668 | fname, fd2, F_LENGTH(file)); |
1b7c47cb | 669 | |
2fedf3d5 | 670 | log_item(log_code, file, &initial_stats, iflags, NULL); |
17fadf7d | 671 | |
d2a918b4 | 672 | if (fd1 != -1) |
2f03f956 | 673 | close(fd1); |
9f27cd8c | 674 | if (close(fd2) < 0) { |
d62bcc17 WD |
675 | rsyserr(FERROR, errno, "close failed on %s", |
676 | full_fname(fnametmp)); | |
9f27cd8c WD |
677 | exit_cleanup(RERR_FILEIO); |
678 | } | |
17fadf7d | 679 | |
68795c64 | 680 | if ((recv_ok && (!delay_updates || !partialptr)) || inplace) { |
01d124d9 WD |
681 | char *temp_copy_name; |
682 | if (partialptr == fname) | |
683 | partialptr = temp_copy_name = NULL; | |
684 | else if (*partial_dir == '/') | |
685 | temp_copy_name = NULL; | |
686 | else | |
687 | temp_copy_name = partialptr; | |
16edf865 WD |
688 | finish_transfer(fname, fnametmp, fnamecmp, |
689 | temp_copy_name, file, recv_ok, 1); | |
4a4d2b1b | 690 | if (fnamecmp == partialptr) { |
aec6b9f8 WD |
691 | do_unlink(partialptr); |
692 | handle_partial_dir(partialptr, PDIR_DELETE); | |
693 | } | |
694 | } else if (keep_partial && partialptr | |
695 | && handle_partial_dir(partialptr, PDIR_CREATE)) { | |
16edf865 | 696 | finish_transfer(partialptr, fnametmp, fnamecmp, NULL, |
4a4d2b1b | 697 | file, recv_ok, !partial_dir); |
3e7934a5 | 698 | if (delay_updates && recv_ok) { |
0395130c | 699 | bitbag_set_bit(delayed_bits, ndx); |
3e7934a5 WD |
700 | recv_ok = -1; |
701 | } | |
aec6b9f8 | 702 | } else { |
a7260c40 | 703 | partialptr = NULL; |
55e50d89 | 704 | do_unlink(fnametmp); |
a7260c40 WD |
705 | } |
706 | ||
2f03f956 | 707 | cleanup_disable(); |
554e0a8d | 708 | |
22907b6b | 709 | if (recv_ok > 0) { |
3ea6e0e7 | 710 | if (remove_source_files || inc_recurse |
112d728f | 711 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 712 | send_msg_int(MSG_SUCCESS, ndx); |
22907b6b | 713 | } else if (!recv_ok) { |
d0221f1d | 714 | enum logcode msgtype = redoing || read_batch ? FERROR : FINFO; |
007e3c0e | 715 | if (msgtype == FERROR || verbose) { |
a7260c40 WD |
716 | char *errstr, *redostr, *keptstr; |
717 | if (!(keep_partial && partialptr) && !inplace) | |
718 | keptstr = "discarded"; | |
719 | else if (partial_dir) | |
720 | keptstr = "put into partial-dir"; | |
721 | else | |
722 | keptstr = "retained"; | |
007e3c0e WD |
723 | if (msgtype == FERROR) { |
724 | errstr = "ERROR"; | |
725 | redostr = ""; | |
726 | } else { | |
727 | errstr = "WARNING"; | |
728 | redostr = " (will try again)"; | |
729 | } | |
730 | rprintf(msgtype, | |
a7260c40 | 731 | "%s: %s failed verification -- update %s%s.\n", |
45c49b52 | 732 | errstr, fname, keptstr, redostr); |
007e3c0e | 733 | } |
d0221f1d | 734 | if (!redoing) { |
0395130c | 735 | send_msg_int(MSG_REDO, ndx); |
f3d6d480 | 736 | file->flags |= FLAG_FILE_SENT; |
3ea6e0e7 | 737 | } else if (inc_recurse) |
d0221f1d | 738 | send_msg_int(MSG_NO_SEND, ndx); |
2f03f956 AT |
739 | } |
740 | } | |
f3d6d480 WD |
741 | if (make_backups < 0) |
742 | make_backups = -make_backups; | |
2f03f956 | 743 | |
ac3f7b81 | 744 | if (phase == 2 && delay_updates) /* for protocol_version < 29 */ |
f3d6d480 | 745 | handle_delayed_updates(local_name); |
48e1c8c6 | 746 | |
2f03f956 AT |
747 | if (verbose > 2) |
748 | rprintf(FINFO,"recv_files finished\n"); | |
17fadf7d | 749 | |
2f03f956 AT |
750 | return 0; |
751 | } |