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 | |
4fd842f9 | 9 | * it under the terms of the GNU General Public License version 3 as |
ba2133d6 | 10 | * published by the Free Software Foundation. |
0f78b815 WD |
11 | * |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
e7c67065 | 17 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 18 | * with this program; if not, visit the http://fsf.org website. |
0f78b815 | 19 | */ |
2f03f956 AT |
20 | |
21 | #include "rsync.h" | |
22 | ||
23 | extern int verbose; | |
16edf865 | 24 | extern int dry_run; |
a0009fc3 | 25 | extern int do_xfers; |
8715db2c WD |
26 | extern int am_server; |
27 | extern int do_progress; | |
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; |
ba582f75 | 48 | extern int checksum_seed; |
a3221d2a | 49 | extern int inplace; |
48e1c8c6 | 50 | extern int delay_updates; |
1c3344a1 | 51 | extern mode_t orig_umask; |
8715db2c | 52 | extern struct stats stats; |
8715db2c WD |
53 | extern char *tmpdir; |
54 | extern char *partial_dir; | |
55 | extern char *basis_dir[]; | |
f3d6d480 | 56 | extern struct file_list *cur_flist, *first_flist; |
7842418b | 57 | extern struct filter_list_struct server_filter_list; |
5ebab6c1 | 58 | |
10f994a5 | 59 | static struct bitbag *delayed_bits = NULL; |
d0221f1d | 60 | static int phase = 0, redoing = 0; |
48459ba1 WD |
61 | /* We're either updating the basis file or an identical copy: */ |
62 | static int updating_basis; | |
3e7934a5 | 63 | |
52d3e106 S |
64 | /* |
65 | * get_tmpname() - create a tmp filename for a given filename | |
66 | * | |
67 | * If a tmpdir is defined, use that as the directory to | |
68 | * put it in. Otherwise, the tmp filename is in the same | |
69 | * directory as the given name. Note that there may be no | |
70 | * directory at all in the given name! | |
17fadf7d | 71 | * |
52d3e106 S |
72 | * The tmp filename is basically the given filename with a |
73 | * dot prepended, and .XXXXXX appended (for mkstemp() to | |
74 | * put its unique gunk in). Take care to not exceed | |
75 | * either the MAXPATHLEN or NAME_MAX, esp. the last, as | |
76 | * the basename basically becomes 8 chars longer. In that | |
77 | * case, the original name is shortened sufficiently to | |
78 | * make it all fit. | |
17fadf7d | 79 | * |
52d3e106 S |
80 | * Of course, there's no real reason for the tmp name to |
81 | * look like the original, except to satisfy us humans. | |
82 | * As long as it's unique, rsync will work. | |
83 | */ | |
84 | ||
b20830b3 | 85 | int get_tmpname(char *fnametmp, char *fname) |
2f03f956 | 86 | { |
d5dcb6f7 | 87 | int maxname, added, length = 0; |
2f03f956 AT |
88 | char *f; |
89 | ||
2f03f956 | 90 | if (tmpdir) { |
a24639bb | 91 | /* Note: this can't overflow, so the return value is safe */ |
b7cee949 | 92 | length = strlcpy(fnametmp, tmpdir, MAXPATHLEN - 2); |
52d3e106 | 93 | fnametmp[length++] = '/'; |
0c2ef5f4 | 94 | } |
52d3e106 | 95 | |
0c2ef5f4 | 96 | if ((f = strrchr(fname, '/')) != NULL) { |
52d3e106 S |
97 | ++f; |
98 | if (!tmpdir) { | |
99 | length = f - fname; | |
0c2ef5f4 | 100 | /* copy up to and including the slash */ |
52d3e106 | 101 | strlcpy(fnametmp, fname, length + 1); |
0c2ef5f4 | 102 | } |
446e239e | 103 | } else |
52d3e106 | 104 | f = fname; |
52d3e106 | 105 | fnametmp[length++] = '.'; |
2f03f956 | 106 | |
d5dcb6f7 WD |
107 | /* The maxname value is bufsize, and includes space for the '\0'. |
108 | * (Note that NAME_MAX get -8 for the leading '.' above.) */ | |
52d3e106 | 109 | maxname = MIN(MAXPATHLEN - 7 - length, NAME_MAX - 8); |
2f03f956 | 110 | |
0c2ef5f4 | 111 | if (maxname < 1) { |
45c49b52 | 112 | rprintf(FERROR, "temporary filename too long: %s\n", fname); |
52d3e106 | 113 | fnametmp[0] = '\0'; |
2f03f956 AT |
114 | return 0; |
115 | } | |
116 | ||
d5dcb6f7 WD |
117 | added = strlcpy(fnametmp + length, f, maxname); |
118 | if (added >= maxname) | |
119 | added = maxname - 1; | |
120 | memcpy(fnametmp + length + added, ".XXXXXX", 8); | |
2f03f956 AT |
121 | |
122 | return 1; | |
123 | } | |
124 | ||
125 | ||
7e5fa372 | 126 | static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r, |
55edf18c | 127 | const char *fname, int fd, OFF_T total_size) |
2f03f956 | 128 | { |
a0456b9c WD |
129 | static char file_sum1[MAX_DIGEST_LEN]; |
130 | static char file_sum2[MAX_DIGEST_LEN]; | |
7e5fa372 | 131 | struct map_struct *mapbuf; |
fc0257c9 | 132 | struct sum_struct sum; |
a0456b9c | 133 | int32 len, sum_len; |
2f03f956 | 134 | OFF_T offset = 0; |
89e540e6 | 135 | OFF_T offset2; |
2f03f956 | 136 | char *data; |
6c495e0d | 137 | int32 i; |
e1f67417 | 138 | char *map = NULL; |
17fadf7d | 139 | |
fc0257c9 | 140 | read_sum_head(f_in, &sum); |
17fadf7d | 141 | |
7e5fa372 | 142 | if (fd_r >= 0 && size_r > 0) { |
80264051 WD |
143 | int32 read_size = MAX(sum.blength * 2, 16*1024); |
144 | mapbuf = map_file(fd_r, size_r, read_size, sum.blength); | |
7e5fa372 WD |
145 | if (verbose > 2) { |
146 | rprintf(FINFO, "recv mapped %s of size %.0f\n", | |
45c49b52 | 147 | fname_r, (double)size_r); |
7e5fa372 WD |
148 | } |
149 | } else | |
150 | mapbuf = NULL; | |
151 | ||
ba582f75 | 152 | sum_init(checksum_seed); |
17fadf7d | 153 | |
f3d6d480 | 154 | if (append_mode > 0) { |
6cc11982 WD |
155 | OFF_T j; |
156 | sum.flength = (OFF_T)sum.count * sum.blength; | |
157 | if (sum.remainder) | |
158 | sum.flength -= sum.blength - sum.remainder; | |
159 | for (j = CHUNK_SIZE; j < sum.flength; j += CHUNK_SIZE) { | |
97894c64 WD |
160 | if (do_progress) |
161 | show_progress(offset, total_size); | |
6cc11982 WD |
162 | sum_update(map_ptr(mapbuf, offset, CHUNK_SIZE), |
163 | CHUNK_SIZE); | |
164 | offset = j; | |
165 | } | |
166 | if (offset < sum.flength) { | |
53593085 | 167 | int32 len = (int32)(sum.flength - offset); |
97894c64 WD |
168 | if (do_progress) |
169 | show_progress(offset, total_size); | |
6cc11982 WD |
170 | sum_update(map_ptr(mapbuf, offset, len), len); |
171 | offset = sum.flength; | |
172 | } | |
ffa8ab8e WD |
173 | if (fd != -1 && (j = do_lseek(fd, offset, SEEK_SET)) != offset) { |
174 | rsyserr(FERROR, errno, "lseek of %s returned %.0f, not %.0f", | |
175 | full_fname(fname), (double)j, (double)offset); | |
6cc11982 WD |
176 | exit_cleanup(RERR_FILEIO); |
177 | } | |
178 | } | |
179 | ||
3f55bd5d | 180 | while ((i = recv_token(f_in, &data)) != 0) { |
16417f8b WD |
181 | if (do_progress) |
182 | show_progress(offset, total_size); | |
2f03f956 AT |
183 | |
184 | if (i > 0) { | |
2f03f956 | 185 | if (verbose > 3) { |
5f808dfb AT |
186 | rprintf(FINFO,"data recv %d at %.0f\n", |
187 | i,(double)offset); | |
2f03f956 AT |
188 | } |
189 | ||
190 | stats.literal_data += i; | |
191 | cleanup_got_literal = 1; | |
17fadf7d | 192 | |
6c495e0d | 193 | sum_update(data, i); |
2f03f956 | 194 | |
c52461f9 WD |
195 | if (fd != -1 && write_file(fd,data,i) != i) |
196 | goto report_write_error; | |
2f03f956 AT |
197 | offset += i; |
198 | continue; | |
17fadf7d | 199 | } |
2f03f956 AT |
200 | |
201 | i = -(i+1); | |
6c495e0d | 202 | offset2 = i * (OFF_T)sum.blength; |
fc0257c9 | 203 | len = sum.blength; |
d2a918b4 | 204 | if (i == (int)sum.count-1 && sum.remainder != 0) |
fc0257c9 | 205 | len = sum.remainder; |
17fadf7d | 206 | |
2f03f956 | 207 | stats.matched_data += len; |
17fadf7d | 208 | |
6c495e0d WD |
209 | if (verbose > 3) { |
210 | rprintf(FINFO, | |
211 | "chunk[%d] of size %ld at %.0f offset=%.0f\n", | |
212 | i, (long)len, (double)offset2, (double)offset); | |
213 | } | |
17fadf7d | 214 | |
446e239e WD |
215 | if (mapbuf) { |
216 | map = map_ptr(mapbuf,offset2,len); | |
17fadf7d | 217 | |
c55f7021 | 218 | see_token(map, len); |
6c495e0d | 219 | sum_update(map, len); |
c55f7021 | 220 | } |
17fadf7d | 221 | |
48459ba1 | 222 | if (updating_basis) { |
89e540e6 | 223 | if (offset == offset2 && fd != -1) { |
ffa8ab8e | 224 | OFF_T pos; |
c52461f9 WD |
225 | if (flush_write_file(fd) < 0) |
226 | goto report_write_error; | |
89e540e6 | 227 | offset += len; |
ffa8ab8e | 228 | if ((pos = do_lseek(fd, len, SEEK_CUR)) != offset) { |
fab65a5b | 229 | rsyserr(FERROR, errno, |
ffa8ab8e WD |
230 | "lseek of %s returned %.0f, not %.0f", |
231 | full_fname(fname), | |
232 | (double)pos, (double)offset); | |
fab65a5b WD |
233 | exit_cleanup(RERR_FILEIO); |
234 | } | |
89e540e6 | 235 | continue; |
a3221d2a | 236 | } |
2f03f956 | 237 | } |
1ed91a04 | 238 | if (fd != -1 && map && write_file(fd, map, len) != (int)len) |
c52461f9 | 239 | goto report_write_error; |
2f03f956 AT |
240 | offset += len; |
241 | } | |
242 | ||
85f14172 WD |
243 | if (flush_write_file(fd) < 0) |
244 | goto report_write_error; | |
76c21947 | 245 | |
4f5b0756 | 246 | #ifdef HAVE_FTRUNCATE |
fab65a5b | 247 | if (inplace && fd != -1) |
a3221d2a WD |
248 | ftruncate(fd, offset); |
249 | #endif | |
250 | ||
16417f8b WD |
251 | if (do_progress) |
252 | end_progress(total_size); | |
2f03f956 AT |
253 | |
254 | if (fd != -1 && offset > 0 && sparse_end(fd) != 0) { | |
c52461f9 | 255 | report_write_error: |
d62bcc17 WD |
256 | rsyserr(FERROR, errno, "write failed on %s", |
257 | full_fname(fname)); | |
65417579 | 258 | exit_cleanup(RERR_FILEIO); |
2f03f956 AT |
259 | } |
260 | ||
a0456b9c | 261 | sum_len = sum_end(file_sum1); |
2f03f956 | 262 | |
7e5fa372 WD |
263 | if (mapbuf) |
264 | unmap_file(mapbuf); | |
265 | ||
a0456b9c | 266 | read_buf(f_in, file_sum2, sum_len); |
d2a918b4 | 267 | if (verbose > 2) |
bc63ae3f | 268 | rprintf(FINFO,"got file_sum\n"); |
a0456b9c | 269 | if (fd != -1 && memcmp(file_sum1, file_sum2, sum_len) != 0) |
bc63ae3f | 270 | return 0; |
2f03f956 AT |
271 | return 1; |
272 | } | |
273 | ||
274 | ||
8ed9d849 WD |
275 | static void discard_receive_data(int f_in, OFF_T length) |
276 | { | |
7e5fa372 | 277 | receive_data(f_in, NULL, -1, 0, NULL, -1, length); |
8ed9d849 WD |
278 | } |
279 | ||
f3d6d480 | 280 | static void handle_delayed_updates(char *local_name) |
42be5320 | 281 | { |
663b2857 | 282 | char *fname, *partialptr; |
0395130c | 283 | int ndx; |
42be5320 | 284 | |
0395130c | 285 | for (ndx = -1; (ndx = bitbag_next_bit(delayed_bits, ndx)) >= 0; ) { |
f3d6d480 | 286 | struct file_struct *file = cur_flist->files[ndx]; |
6cbde57d | 287 | fname = local_name ? local_name : f_name(file, NULL); |
42be5320 | 288 | if ((partialptr = partial_dir_fname(fname)) != NULL) { |
f3d6d480 | 289 | if (make_backups > 0 && !make_backup(fname)) |
42be5320 WD |
290 | continue; |
291 | if (verbose > 2) { | |
292 | rprintf(FINFO, "renaming %s to %s\n", | |
45c49b52 | 293 | partialptr, fname); |
42be5320 | 294 | } |
6a94c58b WD |
295 | /* We don't use robust_rename() here because the |
296 | * partial-dir must be on the same drive. */ | |
42be5320 WD |
297 | if (do_rename(partialptr, fname) < 0) { |
298 | rsyserr(FERROR, errno, | |
299 | "rename failed for %s (from %s)", | |
45c49b52 | 300 | full_fname(fname), partialptr); |
42be5320 | 301 | } else { |
47c11975 | 302 | if (remove_source_files |
112d728f | 303 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 304 | send_msg_int(MSG_SUCCESS, ndx); |
45c49b52 | 305 | handle_partial_dir(partialptr, PDIR_DELETE); |
42be5320 WD |
306 | } |
307 | } | |
308 | } | |
309 | } | |
310 | ||
f3d6d480 | 311 | static int get_next_gen_ndx(int fd, int next_gen_ndx, int desired_ndx) |
154cdaaa | 312 | { |
0395130c WD |
313 | while (next_gen_ndx < desired_ndx) { |
314 | if (next_gen_ndx >= 0) { | |
154cdaaa | 315 | rprintf(FINFO, |
1ed91a04 | 316 | "(No batched update for%s \"%s\")\n", |
d0221f1d | 317 | redoing ? " resend of" : "", |
f3d6d480 WD |
318 | f_name(cur_flist->files[next_gen_ndx], NULL)); |
319 | } | |
320 | next_gen_ndx = read_int(fd); | |
321 | if (next_gen_ndx == -1) { | |
3ea6e0e7 | 322 | if (inc_recurse) |
9decb4d2 | 323 | next_gen_ndx = first_flist->prev->used + first_flist->prev->ndx_start; |
f3d6d480 | 324 | else |
9decb4d2 | 325 | next_gen_ndx = cur_flist->used; |
154cdaaa | 326 | } |
154cdaaa | 327 | } |
0395130c | 328 | return next_gen_ndx; |
154cdaaa WD |
329 | } |
330 | ||
b35d0d8e MP |
331 | /** |
332 | * main routine for receiver process. | |
333 | * | |
334 | * Receiver process runs on the same host as the generator process. */ | |
f3d6d480 | 335 | int recv_files(int f_in, char *local_name) |
17fadf7d | 336 | { |
0395130c | 337 | int next_gen_ndx = -1; |
2f03f956 AT |
338 | int fd1,fd2; |
339 | STRUCT_STAT st; | |
b9232d45 | 340 | int iflags, xlen; |
446e239e | 341 | char *fname, fbuf[MAXPATHLEN]; |
b9232d45 | 342 | char xname[MAXPATHLEN]; |
2f03f956 | 343 | char fnametmp[MAXPATHLEN]; |
663b2857 | 344 | char *fnamecmp, *partialptr; |
375a4556 | 345 | char fnamecmpbuf[MAXPATHLEN]; |
9e4a8d29 | 346 | uchar fnamecmp_type; |
2f03f956 | 347 | struct file_struct *file; |
1b7c47cb | 348 | struct stats initial_stats; |
2fedf3d5 WD |
349 | int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i; |
350 | enum logcode log_code = log_before_transfer ? FLOG : FINFO; | |
1ed91a04 | 351 | int max_phase = protocol_version >= 29 ? 2 : 1; |
1c3344a1 WD |
352 | int dflt_perms = (ACCESSPERMS & ~orig_umask); |
353 | #ifdef SUPPORT_ACLS | |
354 | const char *parent_dirname = ""; | |
355 | #endif | |
0395130c | 356 | int ndx, recv_ok; |
11a5a3c7 | 357 | |
d2a918b4 | 358 | if (verbose > 2) |
9decb4d2 | 359 | rprintf(FINFO, "recv_files(%d) starting\n", cur_flist->used); |
2f03f956 | 360 | |
3e7934a5 | 361 | if (delay_updates) |
9decb4d2 | 362 | delayed_bits = bitbag_create(cur_flist->used + 1); |
48e1c8c6 | 363 | |
48459ba1 WD |
364 | updating_basis = inplace; |
365 | ||
17fadf7d | 366 | while (1) { |
2f03f956 AT |
367 | cleanup_disable(); |
368 | ||
f3d6d480 | 369 | /* This call also sets cur_flist. */ |
16edf865 WD |
370 | ndx = read_ndx_and_attrs(f_in, &iflags, &fnamecmp_type, |
371 | xname, &xlen); | |
0395130c | 372 | if (ndx == NDX_DONE) { |
3ea6e0e7 | 373 | if (inc_recurse && first_flist) { |
f3d6d480 WD |
374 | flist_free(first_flist); |
375 | if (first_flist) | |
376 | continue; | |
377 | } | |
378 | if (read_batch && cur_flist) { | |
3ea6e0e7 | 379 | int high = inc_recurse |
9decb4d2 WD |
380 | ? first_flist->prev->used + first_flist->prev->ndx_start |
381 | : cur_flist->used; | |
f3d6d480 | 382 | get_next_gen_ndx(batch_gen_fd, next_gen_ndx, high); |
0395130c | 383 | next_gen_ndx = -1; |
16cc9ca2 | 384 | } |
ac3f7b81 | 385 | if (++phase > max_phase) |
4e834af1 | 386 | break; |
4e834af1 WD |
387 | if (verbose > 2) |
388 | rprintf(FINFO, "recv_files phase=%d\n", phase); | |
ac3f7b81 | 389 | if (phase == 2 && delay_updates) |
f3d6d480 | 390 | handle_delayed_updates(local_name); |
332cf6df | 391 | send_msg(MSG_DONE, "", 0, 0); |
4e834af1 | 392 | continue; |
2f03f956 AT |
393 | } |
394 | ||
f3d6d480 | 395 | file = cur_flist->files[ndx - cur_flist->ndx_start]; |
6cbde57d | 396 | fname = local_name ? local_name : f_name(file, fbuf); |
227a9c41 WD |
397 | |
398 | if (verbose > 2) | |
45c49b52 | 399 | rprintf(FINFO, "recv_files(%s)\n", fname); |
910e89b9 | 400 | |
16edf865 WD |
401 | #ifdef SUPPORT_XATTRS |
402 | if (iflags & ITEM_REPORT_XATTR && !dry_run) | |
403 | recv_xattr_request(file, f_in); | |
404 | #endif | |
405 | ||
22907b6b | 406 | if (!(iflags & ITEM_TRANSFER)) { |
b9232d45 | 407 | maybe_log_item(file, iflags, itemizing, xname); |
16edf865 WD |
408 | #ifdef SUPPORT_XATTRS |
409 | if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && !dry_run) | |
410 | set_file_attrs(fname, file, NULL, fname, 0); | |
411 | #endif | |
58a14ed9 WD |
412 | continue; |
413 | } | |
ac3f7b81 WD |
414 | if (phase == 2) { |
415 | rprintf(FERROR, | |
416 | "got transfer request in phase 2 [%s]\n", | |
417 | who_am_i()); | |
418 | exit_cleanup(RERR_PROTOCOL); | |
419 | } | |
910e89b9 | 420 | |
f3d6d480 WD |
421 | if (file->flags & FLAG_FILE_SENT) { |
422 | if (csum_length == SHORT_SUM_LENGTH) { | |
423 | if (keep_partial && !partial_dir) | |
424 | make_backups = -make_backups; /* prevents double backup */ | |
425 | append_mode = -append_mode; | |
426 | sparse_files = -sparse_files; | |
427 | csum_length = SUM_LENGTH; | |
d0221f1d | 428 | redoing = 1; |
f3d6d480 WD |
429 | } |
430 | } else { | |
431 | if (csum_length != SHORT_SUM_LENGTH) { | |
432 | if (keep_partial && !partial_dir) | |
433 | make_backups = -make_backups; | |
434 | append_mode = -append_mode; | |
435 | sparse_files = -sparse_files; | |
436 | csum_length = SHORT_SUM_LENGTH; | |
d0221f1d | 437 | redoing = 0; |
f3d6d480 WD |
438 | } |
439 | } | |
440 | ||
0395130c | 441 | stats.current_file_index = ndx; |
2f03f956 | 442 | stats.num_transferred_files++; |
112d728f | 443 | stats.total_transferred_size += F_LENGTH(file); |
925c517f | 444 | cleanup_got_literal = 0; |
2f03f956 | 445 | |
8c2ffaf0 WD |
446 | if (server_filter_list.head |
447 | && check_filter(&server_filter_list, fname, 0) < 0) { | |
448 | rprintf(FERROR, "attempt to hack rsync failed.\n"); | |
449 | exit_cleanup(RERR_PROTOCOL); | |
450 | } | |
451 | ||
a0009fc3 | 452 | if (!do_xfers) { /* log the transfer */ |
85909931 | 453 | log_item(FCLIENT, file, &stats, iflags, NULL); |
f957e8fd | 454 | if (read_batch) |
112d728f | 455 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 AT |
456 | continue; |
457 | } | |
a0009fc3 | 458 | if (write_batch < 0) { |
2fedf3d5 | 459 | log_item(FINFO, file, &stats, iflags, NULL); |
b10917a4 | 460 | if (!am_server) |
112d728f | 461 | discard_receive_data(f_in, F_LENGTH(file)); |
a0009fc3 WD |
462 | continue; |
463 | } | |
2f03f956 | 464 | |
16cc9ca2 | 465 | if (read_batch) { |
0395130c WD |
466 | next_gen_ndx = get_next_gen_ndx(batch_gen_fd, next_gen_ndx, ndx); |
467 | if (ndx < next_gen_ndx) { | |
45c49b52 WD |
468 | rprintf(FINFO, |
469 | "(Skipping batched update for \"%s\")\n", | |
470 | fname); | |
112d728f | 471 | discard_receive_data(f_in, F_LENGTH(file)); |
a430691d WD |
472 | if (inc_recurse) |
473 | send_msg_int(MSG_NO_SEND, ndx); | |
16cc9ca2 WD |
474 | continue; |
475 | } | |
0395130c | 476 | next_gen_ndx = -1; |
16cc9ca2 WD |
477 | } |
478 | ||
41cfde6b WD |
479 | partialptr = partial_dir ? partial_dir_fname(fname) : fname; |
480 | ||
9e4a8d29 WD |
481 | if (protocol_version >= 29) { |
482 | switch (fnamecmp_type) { | |
41cfde6b | 483 | case FNAMECMP_FNAME: |
a7260c40 | 484 | fnamecmp = fname; |
41cfde6b WD |
485 | break; |
486 | case FNAMECMP_PARTIAL_DIR: | |
9e4a8d29 | 487 | fnamecmp = partialptr; |
41cfde6b WD |
488 | break; |
489 | case FNAMECMP_BACKUP: | |
490 | fnamecmp = get_backup_name(fname); | |
491 | break; | |
73273075 | 492 | case FNAMECMP_FUZZY: |
48459ba1 | 493 | updating_basis = 0; |
b9232d45 WD |
494 | if (file->dirname) { |
495 | pathjoin(fnamecmpbuf, MAXPATHLEN, | |
496 | file->dirname, xname); | |
497 | fnamecmp = fnamecmpbuf; | |
498 | } else | |
499 | fnamecmp = xname; | |
73273075 | 500 | break; |
41cfde6b | 501 | default: |
48459ba1 | 502 | updating_basis = 0; |
9e4a8d29 | 503 | if (fnamecmp_type >= basis_dir_cnt) { |
c56595d7 WD |
504 | rprintf(FERROR, |
505 | "invalid basis_dir index: %d.\n", | |
9e4a8d29 | 506 | fnamecmp_type); |
c56595d7 WD |
507 | exit_cleanup(RERR_PROTOCOL); |
508 | } | |
41cfde6b | 509 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, |
9e4a8d29 | 510 | basis_dir[fnamecmp_type], fname); |
41cfde6b WD |
511 | fnamecmp = fnamecmpbuf; |
512 | break; | |
513 | } | |
9e4a8d29 WD |
514 | if (!fnamecmp || (server_filter_list.head |
515 | && check_filter(&server_filter_list, fname, 0) < 0)) | |
516 | fnamecmp = fname; | |
517 | } else { | |
518 | /* Reminder: --inplace && --partial-dir are never | |
519 | * enabled at the same time. */ | |
f3d6d480 | 520 | if (inplace && make_backups > 0) { |
9e4a8d29 WD |
521 | if (!(fnamecmp = get_backup_name(fname))) |
522 | fnamecmp = fname; | |
523 | } else if (partial_dir && partialptr) | |
524 | fnamecmp = partialptr; | |
525 | else | |
526 | fnamecmp = fname; | |
527 | } | |
dc55d7bd | 528 | |
910e89b9 WD |
529 | initial_stats = stats; |
530 | ||
17fadf7d | 531 | /* open the file */ |
8c9fd200 | 532 | fd1 = do_open(fnamecmp, O_RDONLY, 0); |
375a4556 | 533 | |
9e4a8d29 WD |
534 | if (fd1 == -1 && protocol_version < 29) { |
535 | if (fnamecmp != fname) { | |
536 | fnamecmp = fname; | |
537 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
538 | } | |
539 | ||
540 | if (fd1 == -1 && basis_dir[0]) { | |
541 | /* pre-29 allowed only one alternate basis */ | |
542 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, | |
543 | basis_dir[0], fname); | |
544 | fnamecmp = fnamecmpbuf; | |
545 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
546 | } | |
547 | } | |
548 | ||
d5dcb6f7 WD |
549 | if (fd1 == -1) { |
550 | st.st_mode = 0; | |
551 | st.st_size = 0; | |
552 | } else if (do_fstat(fd1,&st) != 0) { | |
d62bcc17 WD |
553 | rsyserr(FERROR, errno, "fstat %s failed", |
554 | full_fname(fnamecmp)); | |
112d728f | 555 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 556 | close(fd1); |
a430691d WD |
557 | if (inc_recurse) |
558 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
559 | continue; |
560 | } | |
561 | ||
350e4e4d S |
562 | if (fd1 != -1 && S_ISDIR(st.st_mode) && fnamecmp == fname) { |
563 | /* this special handling for directories | |
564 | * wouldn't be necessary if robust_rename() | |
565 | * and the underlying robust_unlink could cope | |
566 | * with directories | |
567 | */ | |
ea42541f WD |
568 | rprintf(FERROR,"recv_files: %s is a directory\n", |
569 | full_fname(fnamecmp)); | |
112d728f | 570 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 571 | close(fd1); |
a430691d WD |
572 | if (inc_recurse) |
573 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
574 | continue; |
575 | } | |
576 | ||
350e4e4d S |
577 | if (fd1 != -1 && !S_ISREG(st.st_mode)) { |
578 | close(fd1); | |
579 | fd1 = -1; | |
350e4e4d S |
580 | } |
581 | ||
a9d6e6fc WD |
582 | /* If we're not preserving permissions, change the file-list's |
583 | * mode based on the local permissions and some heuristics. */ | |
584 | if (!preserve_perms) { | |
585 | int exists = fd1 != -1; | |
1c3344a1 WD |
586 | #ifdef SUPPORT_ACLS |
587 | const char *dn = file->dirname ? file->dirname : "."; | |
588 | if (parent_dirname != dn | |
589 | && strcmp(parent_dirname, dn) != 0) { | |
590 | dflt_perms = default_perms_for_dir(dn); | |
591 | parent_dirname = dn; | |
592 | } | |
593 | #endif | |
594 | file->mode = dest_mode(file->mode, st.st_mode, | |
595 | dflt_perms, exists); | |
4df9f368 AT |
596 | } |
597 | ||
48459ba1 | 598 | /* We now check to see if we are writing the file "inplace" */ |
a3221d2a | 599 | if (inplace) { |
97894c64 | 600 | fd2 = do_open(fname, O_WRONLY|O_CREAT, 0600); |
a3221d2a WD |
601 | if (fd2 == -1) { |
602 | rsyserr(FERROR, errno, "open %s failed", | |
dc55d7bd | 603 | full_fname(fname)); |
112d728f | 604 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
605 | if (fd1 != -1) |
606 | close(fd1); | |
a430691d WD |
607 | if (inc_recurse) |
608 | send_msg_int(MSG_NO_SEND, ndx); | |
a3221d2a WD |
609 | continue; |
610 | } | |
611 | } else { | |
612 | if (!get_tmpname(fnametmp,fname)) { | |
112d728f | 613 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
614 | if (fd1 != -1) |
615 | close(fd1); | |
a430691d WD |
616 | if (inc_recurse) |
617 | send_msg_int(MSG_NO_SEND, ndx); | |
a3221d2a WD |
618 | continue; |
619 | } | |
620 | ||
a3221d2a WD |
621 | /* we initially set the perms without the |
622 | * setuid/setgid bits to ensure that there is no race | |
623 | * condition. They are then correctly updated after | |
624 | * the lchown. Thanks to snabb@epipe.fi for pointing | |
625 | * this out. We also set it initially without group | |
626 | * access because of a similar race condition. */ | |
f62c17e3 | 627 | fd2 = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); |
17fadf7d | 628 | |
a3221d2a WD |
629 | /* in most cases parent directories will already exist |
630 | * because their information should have been previously | |
631 | * transferred, but that may not be the case with -R */ | |
632 | if (fd2 == -1 && relative_paths && errno == ENOENT | |
904e5af1 | 633 | && create_directory_path(fnametmp) == 0) { |
b9232d45 WD |
634 | /* Get back to name with XXXXXX in it. */ |
635 | get_tmpname(fnametmp, fname); | |
a3221d2a WD |
636 | fd2 = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); |
637 | } | |
638 | if (fd2 == -1) { | |
639 | rsyserr(FERROR, errno, "mkstemp %s failed", | |
640 | full_fname(fnametmp)); | |
112d728f | 641 | discard_receive_data(f_in, F_LENGTH(file)); |
a3221d2a WD |
642 | if (fd1 != -1) |
643 | close(fd1); | |
a430691d WD |
644 | if (inc_recurse) |
645 | send_msg_int(MSG_NO_SEND, ndx); | |
a3221d2a WD |
646 | continue; |
647 | } | |
648 | ||
95ae5224 | 649 | cleanup_set(fnametmp, partialptr, file, fd1, fd2); |
a3221d2a | 650 | } |
2f03f956 | 651 | |
a8ed4958 | 652 | /* log the transfer */ |
910e89b9 | 653 | if (log_before_transfer) |
85909931 | 654 | log_item(FCLIENT, file, &initial_stats, iflags, NULL); |
4bb0af79 | 655 | else if (!am_server && verbose && do_progress) |
45c49b52 | 656 | rprintf(FINFO, "%s\n", fname); |
11a5a3c7 | 657 | |
2f03f956 | 658 | /* recv file data */ |
7e5fa372 | 659 | recv_ok = receive_data(f_in, fnamecmp, fd1, st.st_size, |
112d728f | 660 | fname, fd2, F_LENGTH(file)); |
1b7c47cb | 661 | |
2fedf3d5 | 662 | log_item(log_code, file, &initial_stats, iflags, NULL); |
17fadf7d | 663 | |
d2a918b4 | 664 | if (fd1 != -1) |
2f03f956 | 665 | close(fd1); |
9f27cd8c | 666 | if (close(fd2) < 0) { |
d62bcc17 WD |
667 | rsyserr(FERROR, errno, "close failed on %s", |
668 | full_fname(fnametmp)); | |
9f27cd8c WD |
669 | exit_cleanup(RERR_FILEIO); |
670 | } | |
17fadf7d | 671 | |
68795c64 | 672 | if ((recv_ok && (!delay_updates || !partialptr)) || inplace) { |
01d124d9 WD |
673 | char *temp_copy_name; |
674 | if (partialptr == fname) | |
675 | partialptr = temp_copy_name = NULL; | |
676 | else if (*partial_dir == '/') | |
677 | temp_copy_name = NULL; | |
678 | else | |
679 | temp_copy_name = partialptr; | |
16edf865 WD |
680 | finish_transfer(fname, fnametmp, fnamecmp, |
681 | temp_copy_name, file, recv_ok, 1); | |
4a4d2b1b | 682 | if (fnamecmp == partialptr) { |
aec6b9f8 WD |
683 | do_unlink(partialptr); |
684 | handle_partial_dir(partialptr, PDIR_DELETE); | |
685 | } | |
686 | } else if (keep_partial && partialptr | |
687 | && handle_partial_dir(partialptr, PDIR_CREATE)) { | |
16edf865 | 688 | finish_transfer(partialptr, fnametmp, fnamecmp, NULL, |
4a4d2b1b | 689 | file, recv_ok, !partial_dir); |
3e7934a5 | 690 | if (delay_updates && recv_ok) { |
0395130c | 691 | bitbag_set_bit(delayed_bits, ndx); |
3e7934a5 WD |
692 | recv_ok = -1; |
693 | } | |
aec6b9f8 | 694 | } else { |
a7260c40 | 695 | partialptr = NULL; |
55e50d89 | 696 | do_unlink(fnametmp); |
a7260c40 WD |
697 | } |
698 | ||
2f03f956 | 699 | cleanup_disable(); |
554e0a8d | 700 | |
22907b6b | 701 | if (recv_ok > 0) { |
3ea6e0e7 | 702 | if (remove_source_files || inc_recurse |
112d728f | 703 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 704 | send_msg_int(MSG_SUCCESS, ndx); |
22907b6b | 705 | } else if (!recv_ok) { |
d0221f1d | 706 | enum logcode msgtype = redoing || read_batch ? FERROR : FINFO; |
007e3c0e | 707 | if (msgtype == FERROR || verbose) { |
a7260c40 WD |
708 | char *errstr, *redostr, *keptstr; |
709 | if (!(keep_partial && partialptr) && !inplace) | |
710 | keptstr = "discarded"; | |
711 | else if (partial_dir) | |
712 | keptstr = "put into partial-dir"; | |
713 | else | |
714 | keptstr = "retained"; | |
007e3c0e WD |
715 | if (msgtype == FERROR) { |
716 | errstr = "ERROR"; | |
717 | redostr = ""; | |
718 | } else { | |
719 | errstr = "WARNING"; | |
720 | redostr = " (will try again)"; | |
721 | } | |
722 | rprintf(msgtype, | |
a7260c40 | 723 | "%s: %s failed verification -- update %s%s.\n", |
45c49b52 | 724 | errstr, fname, keptstr, redostr); |
007e3c0e | 725 | } |
d0221f1d | 726 | if (!redoing) { |
0395130c | 727 | send_msg_int(MSG_REDO, ndx); |
f3d6d480 | 728 | file->flags |= FLAG_FILE_SENT; |
3ea6e0e7 | 729 | } else if (inc_recurse) |
d0221f1d | 730 | send_msg_int(MSG_NO_SEND, ndx); |
2f03f956 AT |
731 | } |
732 | } | |
f3d6d480 WD |
733 | if (make_backups < 0) |
734 | make_backups = -make_backups; | |
2f03f956 | 735 | |
ac3f7b81 | 736 | if (phase == 2 && delay_updates) /* for protocol_version < 29 */ |
f3d6d480 | 737 | handle_delayed_updates(local_name); |
48e1c8c6 | 738 | |
2f03f956 AT |
739 | if (verbose > 2) |
740 | rprintf(FINFO,"recv_files finished\n"); | |
17fadf7d | 741 | |
2f03f956 AT |
742 | return 0; |
743 | } |