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 | |
d3d07a5e | 6 | * Copyright (C) 2003-2008 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 | ||
16edf865 | 24 | extern int dry_run; |
a0009fc3 | 25 | extern int do_xfers; |
8715db2c | 26 | extern int am_server; |
3ea6e0e7 | 27 | extern int inc_recurse; |
910e89b9 | 28 | extern int log_before_transfer; |
2fedf3d5 | 29 | extern int stdout_format_has_i; |
ecc7623e | 30 | extern int logfile_format_has_i; |
2f03f956 | 31 | extern int csum_length; |
16cc9ca2 | 32 | extern int read_batch; |
a0009fc3 | 33 | extern int write_batch; |
16cc9ca2 | 34 | extern int batch_gen_fd; |
41cfde6b | 35 | extern int protocol_version; |
2f03f956 | 36 | extern int relative_paths; |
744e63fb | 37 | extern int preserve_hard_links; |
92b9eb97 | 38 | extern int preserve_perms; |
16edf865 | 39 | extern int preserve_xattrs; |
c56595d7 | 40 | extern int basis_dir_cnt; |
53dd3135 | 41 | extern int make_backups; |
925c517f | 42 | extern int cleanup_got_literal; |
744e63fb | 43 | extern int remove_source_files; |
6cc11982 | 44 | extern int append_mode; |
e7ee91de | 45 | extern int sparse_files; |
55e50d89 | 46 | extern int keep_partial; |
886df221 | 47 | extern int checksum_len; |
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; | |
b791d680 WD |
55 | extern char *basis_dir[MAX_BASIS_DIRS+1]; |
56 | extern char sender_file_sum[MAX_DIGEST_LEN]; | |
6755a7d7 | 57 | extern struct file_list *cur_flist, *first_flist, *dir_flist; |
819bfe45 | 58 | extern struct filter_list_struct daemon_filter_list; |
5ebab6c1 | 59 | |
10f994a5 | 60 | static struct bitbag *delayed_bits = NULL; |
d0221f1d | 61 | static int phase = 0, redoing = 0; |
48459ba1 | 62 | /* We're either updating the basis file or an identical copy: */ |
77943e69 | 63 | static int updating_basis_or_equiv; |
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 | ||
93204cca | 86 | int get_tmpname(char *fnametmp, const char *fname) |
2f03f956 | 87 | { |
d5dcb6f7 | 88 | int maxname, added, length = 0; |
93204cca | 89 | const char *f; |
2f03f956 | 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) { |
3f0211b6 | 113 | rprintf(FERROR_XFER, "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 | ||
2cce7545 WD |
126 | /* Opens a temporary file for writing. |
127 | * Success: Writes name into fnametmp, returns fd. | |
128 | * Failure: Clobbers fnametmp, returns -1. | |
129 | * Calling cleanup_set() is the caller's job. */ | |
130 | int open_tmpfile(char *fnametmp, const char *fname, struct file_struct *file) | |
131 | { | |
132 | int fd; | |
133 | ||
134 | if (!get_tmpname(fnametmp, fname)) | |
135 | return -1; | |
136 | ||
137 | /* We initially set the perms without the setuid/setgid bits or group | |
138 | * access to ensure that there is no race condition. They will be | |
139 | * correctly updated after the right owner and group info is set. | |
140 | * (Thanks to snabb@epipe.fi for pointing this out.) */ | |
141 | fd = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); | |
142 | ||
143 | #if 0 | |
144 | /* In most cases parent directories will already exist because their | |
145 | * information should have been previously transferred, but that may | |
146 | * not be the case with -R */ | |
147 | if (fd == -1 && relative_paths && errno == ENOENT | |
148 | && create_directory_path(fnametmp) == 0) { | |
149 | /* Get back to name with XXXXXX in it. */ | |
150 | get_tmpname(fnametmp, fname); | |
151 | fd = do_mkstemp(fnametmp, file->mode & INITACCESSPERMS); | |
152 | } | |
153 | #endif | |
154 | ||
155 | if (fd == -1) { | |
3f0211b6 | 156 | rsyserr(FERROR_XFER, errno, "mkstemp %s failed", |
2cce7545 WD |
157 | full_fname(fnametmp)); |
158 | return -1; | |
159 | } | |
160 | ||
161 | return fd; | |
162 | } | |
2f03f956 | 163 | |
7e5fa372 | 164 | static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r, |
55edf18c | 165 | const char *fname, int fd, OFF_T total_size) |
2f03f956 | 166 | { |
a0456b9c | 167 | static char file_sum1[MAX_DIGEST_LEN]; |
7e5fa372 | 168 | struct map_struct *mapbuf; |
fc0257c9 | 169 | struct sum_struct sum; |
886df221 | 170 | int32 len; |
2f03f956 | 171 | OFF_T offset = 0; |
89e540e6 | 172 | OFF_T offset2; |
2f03f956 | 173 | char *data; |
6c495e0d | 174 | int32 i; |
e1f67417 | 175 | char *map = NULL; |
17fadf7d | 176 | |
fc0257c9 | 177 | read_sum_head(f_in, &sum); |
17fadf7d | 178 | |
7e5fa372 | 179 | if (fd_r >= 0 && size_r > 0) { |
80264051 WD |
180 | int32 read_size = MAX(sum.blength * 2, 16*1024); |
181 | mapbuf = map_file(fd_r, size_r, read_size, sum.blength); | |
5a18b34d | 182 | if (DEBUG_GTE(DELTASUM, 2)) { |
6d56efa6 WD |
183 | rprintf(FINFO, "recv mapped %s of size %s\n", |
184 | fname_r, big_num(size_r, 0)); | |
7e5fa372 WD |
185 | } |
186 | } else | |
187 | mapbuf = NULL; | |
188 | ||
ba582f75 | 189 | sum_init(checksum_seed); |
17fadf7d | 190 | |
f3d6d480 | 191 | if (append_mode > 0) { |
6cc11982 WD |
192 | OFF_T j; |
193 | sum.flength = (OFF_T)sum.count * sum.blength; | |
194 | if (sum.remainder) | |
195 | sum.flength -= sum.blength - sum.remainder; | |
936fa865 WD |
196 | if (append_mode == 2) { |
197 | for (j = CHUNK_SIZE; j < sum.flength; j += CHUNK_SIZE) { | |
951e826b | 198 | if (INFO_GTE(PROGRESS, 1)) |
936fa865 WD |
199 | show_progress(offset, total_size); |
200 | sum_update(map_ptr(mapbuf, offset, CHUNK_SIZE), | |
201 | CHUNK_SIZE); | |
202 | offset = j; | |
203 | } | |
204 | if (offset < sum.flength) { | |
205 | int32 len = (int32)(sum.flength - offset); | |
951e826b | 206 | if (INFO_GTE(PROGRESS, 1)) |
936fa865 WD |
207 | show_progress(offset, total_size); |
208 | sum_update(map_ptr(mapbuf, offset, len), len); | |
209 | } | |
6cc11982 | 210 | } |
936fa865 | 211 | offset = sum.flength; |
ffa8ab8e | 212 | if (fd != -1 && (j = do_lseek(fd, offset, SEEK_SET)) != offset) { |
6d56efa6 WD |
213 | rsyserr(FERROR_XFER, errno, "lseek of %s returned %s, not %s", |
214 | full_fname(fname), big_num(j, 0), big_num(offset, 0)); | |
6cc11982 WD |
215 | exit_cleanup(RERR_FILEIO); |
216 | } | |
217 | } | |
218 | ||
3f55bd5d | 219 | while ((i = recv_token(f_in, &data)) != 0) { |
951e826b | 220 | if (INFO_GTE(PROGRESS, 1)) |
16417f8b | 221 | show_progress(offset, total_size); |
2f03f956 AT |
222 | |
223 | if (i > 0) { | |
5a18b34d | 224 | if (DEBUG_GTE(DELTASUM, 3)) { |
6d56efa6 WD |
225 | rprintf(FINFO,"data recv %d at %s\n", |
226 | i, big_num(offset, 0)); | |
2f03f956 AT |
227 | } |
228 | ||
229 | stats.literal_data += i; | |
230 | cleanup_got_literal = 1; | |
17fadf7d | 231 | |
6c495e0d | 232 | sum_update(data, i); |
2f03f956 | 233 | |
c52461f9 WD |
234 | if (fd != -1 && write_file(fd,data,i) != i) |
235 | goto report_write_error; | |
2f03f956 AT |
236 | offset += i; |
237 | continue; | |
17fadf7d | 238 | } |
2f03f956 AT |
239 | |
240 | i = -(i+1); | |
6c495e0d | 241 | offset2 = i * (OFF_T)sum.blength; |
fc0257c9 | 242 | len = sum.blength; |
d2a918b4 | 243 | if (i == (int)sum.count-1 && sum.remainder != 0) |
fc0257c9 | 244 | len = sum.remainder; |
17fadf7d | 245 | |
2f03f956 | 246 | stats.matched_data += len; |
17fadf7d | 247 | |
5a18b34d | 248 | if (DEBUG_GTE(DELTASUM, 3)) { |
6c495e0d | 249 | rprintf(FINFO, |
6d56efa6 WD |
250 | "chunk[%d] of size %ld at %s offset=%s\n", |
251 | i, (long)len, big_num(offset2, 0), big_num(offset, 0)); | |
6c495e0d | 252 | } |
17fadf7d | 253 | |
446e239e WD |
254 | if (mapbuf) { |
255 | map = map_ptr(mapbuf,offset2,len); | |
17fadf7d | 256 | |
c55f7021 | 257 | see_token(map, len); |
6c495e0d | 258 | sum_update(map, len); |
c55f7021 | 259 | } |
17fadf7d | 260 | |
77943e69 | 261 | if (updating_basis_or_equiv) { |
89e540e6 | 262 | if (offset == offset2 && fd != -1) { |
ffa8ab8e | 263 | OFF_T pos; |
c52461f9 WD |
264 | if (flush_write_file(fd) < 0) |
265 | goto report_write_error; | |
89e540e6 | 266 | offset += len; |
ffa8ab8e | 267 | if ((pos = do_lseek(fd, len, SEEK_CUR)) != offset) { |
3f0211b6 | 268 | rsyserr(FERROR_XFER, errno, |
6d56efa6 | 269 | "lseek of %s returned %s, not %s", |
ffa8ab8e | 270 | full_fname(fname), |
6d56efa6 | 271 | big_num(pos, 0), big_num(offset, 0)); |
fab65a5b WD |
272 | exit_cleanup(RERR_FILEIO); |
273 | } | |
89e540e6 | 274 | continue; |
a3221d2a | 275 | } |
2f03f956 | 276 | } |
1ed91a04 | 277 | if (fd != -1 && map && write_file(fd, map, len) != (int)len) |
c52461f9 | 278 | goto report_write_error; |
2f03f956 AT |
279 | offset += len; |
280 | } | |
281 | ||
85f14172 WD |
282 | if (flush_write_file(fd) < 0) |
283 | goto report_write_error; | |
76c21947 | 284 | |
4f5b0756 | 285 | #ifdef HAVE_FTRUNCATE |
fab65a5b | 286 | if (inplace && fd != -1) |
a3221d2a WD |
287 | ftruncate(fd, offset); |
288 | #endif | |
289 | ||
951e826b | 290 | if (INFO_GTE(PROGRESS, 1)) |
16417f8b | 291 | end_progress(total_size); |
2f03f956 AT |
292 | |
293 | if (fd != -1 && offset > 0 && sparse_end(fd) != 0) { | |
c52461f9 | 294 | report_write_error: |
3f0211b6 | 295 | rsyserr(FERROR_XFER, errno, "write failed on %s", |
d62bcc17 | 296 | full_fname(fname)); |
65417579 | 297 | exit_cleanup(RERR_FILEIO); |
2f03f956 AT |
298 | } |
299 | ||
886df221 WD |
300 | if (sum_end(file_sum1) != checksum_len) |
301 | overflow_exit("checksum_len"); /* Impossible... */ | |
2f03f956 | 302 | |
7e5fa372 WD |
303 | if (mapbuf) |
304 | unmap_file(mapbuf); | |
305 | ||
886df221 | 306 | read_buf(f_in, sender_file_sum, checksum_len); |
5a18b34d | 307 | if (DEBUG_GTE(DELTASUM, 2)) |
bc63ae3f | 308 | rprintf(FINFO,"got file_sum\n"); |
886df221 | 309 | if (fd != -1 && memcmp(file_sum1, sender_file_sum, checksum_len) != 0) |
bc63ae3f | 310 | return 0; |
2f03f956 AT |
311 | return 1; |
312 | } | |
313 | ||
314 | ||
8ed9d849 WD |
315 | static void discard_receive_data(int f_in, OFF_T length) |
316 | { | |
7e5fa372 | 317 | receive_data(f_in, NULL, -1, 0, NULL, -1, length); |
8ed9d849 WD |
318 | } |
319 | ||
f3d6d480 | 320 | static void handle_delayed_updates(char *local_name) |
42be5320 | 321 | { |
663b2857 | 322 | char *fname, *partialptr; |
0395130c | 323 | int ndx; |
42be5320 | 324 | |
0395130c | 325 | for (ndx = -1; (ndx = bitbag_next_bit(delayed_bits, ndx)) >= 0; ) { |
f3d6d480 | 326 | struct file_struct *file = cur_flist->files[ndx]; |
6cbde57d | 327 | fname = local_name ? local_name : f_name(file, NULL); |
42be5320 | 328 | if ((partialptr = partial_dir_fname(fname)) != NULL) { |
f3d6d480 | 329 | if (make_backups > 0 && !make_backup(fname)) |
42be5320 | 330 | continue; |
951e826b | 331 | if (DEBUG_GTE(RECV, 1)) { |
42be5320 | 332 | rprintf(FINFO, "renaming %s to %s\n", |
45c49b52 | 333 | partialptr, fname); |
42be5320 | 334 | } |
6a94c58b WD |
335 | /* We don't use robust_rename() here because the |
336 | * partial-dir must be on the same drive. */ | |
42be5320 | 337 | if (do_rename(partialptr, fname) < 0) { |
3f0211b6 | 338 | rsyserr(FERROR_XFER, errno, |
42be5320 | 339 | "rename failed for %s (from %s)", |
45c49b52 | 340 | full_fname(fname), partialptr); |
42be5320 | 341 | } else { |
47c11975 | 342 | if (remove_source_files |
112d728f | 343 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 344 | send_msg_int(MSG_SUCCESS, ndx); |
45c49b52 | 345 | handle_partial_dir(partialptr, PDIR_DELETE); |
42be5320 WD |
346 | } |
347 | } | |
348 | } | |
349 | } | |
350 | ||
f3d6d480 | 351 | static int get_next_gen_ndx(int fd, int next_gen_ndx, int desired_ndx) |
154cdaaa | 352 | { |
0395130c WD |
353 | while (next_gen_ndx < desired_ndx) { |
354 | if (next_gen_ndx >= 0) { | |
964244b9 WD |
355 | struct file_struct *file = cur_flist->files[next_gen_ndx]; |
356 | rprintf(FERROR_XFER, | |
1ed91a04 | 357 | "(No batched update for%s \"%s\")\n", |
964244b9 WD |
358 | file->flags & FLAG_FILE_SENT ? " resend of" : "", |
359 | f_name(file, NULL)); | |
f3d6d480 WD |
360 | } |
361 | next_gen_ndx = read_int(fd); | |
362 | if (next_gen_ndx == -1) { | |
3ea6e0e7 | 363 | if (inc_recurse) |
9decb4d2 | 364 | next_gen_ndx = first_flist->prev->used + first_flist->prev->ndx_start; |
f3d6d480 | 365 | else |
9decb4d2 | 366 | next_gen_ndx = cur_flist->used; |
154cdaaa | 367 | } |
154cdaaa | 368 | } |
0395130c | 369 | return next_gen_ndx; |
154cdaaa WD |
370 | } |
371 | ||
b35d0d8e MP |
372 | /** |
373 | * main routine for receiver process. | |
374 | * | |
375 | * Receiver process runs on the same host as the generator process. */ | |
f3d6d480 | 376 | int recv_files(int f_in, char *local_name) |
17fadf7d | 377 | { |
0395130c | 378 | int next_gen_ndx = -1; |
2f03f956 AT |
379 | int fd1,fd2; |
380 | STRUCT_STAT st; | |
b9232d45 | 381 | int iflags, xlen; |
446e239e | 382 | char *fname, fbuf[MAXPATHLEN]; |
b9232d45 | 383 | char xname[MAXPATHLEN]; |
2f03f956 | 384 | char fnametmp[MAXPATHLEN]; |
663b2857 | 385 | char *fnamecmp, *partialptr; |
375a4556 | 386 | char fnamecmpbuf[MAXPATHLEN]; |
9e4a8d29 | 387 | uchar fnamecmp_type; |
2f03f956 | 388 | struct file_struct *file; |
1b7c47cb | 389 | struct stats initial_stats; |
2fedf3d5 WD |
390 | int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i; |
391 | enum logcode log_code = log_before_transfer ? FLOG : FINFO; | |
1ed91a04 | 392 | int max_phase = protocol_version >= 29 ? 2 : 1; |
1c3344a1 WD |
393 | int dflt_perms = (ACCESSPERMS & ~orig_umask); |
394 | #ifdef SUPPORT_ACLS | |
395 | const char *parent_dirname = ""; | |
396 | #endif | |
0395130c | 397 | int ndx, recv_ok; |
11a5a3c7 | 398 | |
951e826b | 399 | if (DEBUG_GTE(RECV, 1)) |
9decb4d2 | 400 | rprintf(FINFO, "recv_files(%d) starting\n", cur_flist->used); |
2f03f956 | 401 | |
3e7934a5 | 402 | if (delay_updates) |
9decb4d2 | 403 | delayed_bits = bitbag_create(cur_flist->used + 1); |
48e1c8c6 | 404 | |
17fadf7d | 405 | while (1) { |
2f03f956 AT |
406 | cleanup_disable(); |
407 | ||
f3d6d480 | 408 | /* This call also sets cur_flist. */ |
16edf865 WD |
409 | ndx = read_ndx_and_attrs(f_in, &iflags, &fnamecmp_type, |
410 | xname, &xlen); | |
0395130c | 411 | if (ndx == NDX_DONE) { |
951e826b WD |
412 | if (!am_server && INFO_GTE(PROGRESS, 2) && cur_flist) { |
413 | set_current_file_index(NULL, 0); | |
414 | end_progress(0); | |
415 | } | |
3ea6e0e7 | 416 | if (inc_recurse && first_flist) { |
f3d6d480 WD |
417 | flist_free(first_flist); |
418 | if (first_flist) | |
419 | continue; | |
420 | } | |
421 | if (read_batch && cur_flist) { | |
3ea6e0e7 | 422 | int high = inc_recurse |
9decb4d2 WD |
423 | ? first_flist->prev->used + first_flist->prev->ndx_start |
424 | : cur_flist->used; | |
f3d6d480 | 425 | get_next_gen_ndx(batch_gen_fd, next_gen_ndx, high); |
0395130c | 426 | next_gen_ndx = -1; |
16cc9ca2 | 427 | } |
ac3f7b81 | 428 | if (++phase > max_phase) |
4e834af1 | 429 | break; |
951e826b | 430 | if (DEBUG_GTE(RECV, 1)) |
4e834af1 | 431 | rprintf(FINFO, "recv_files phase=%d\n", phase); |
ac3f7b81 | 432 | if (phase == 2 && delay_updates) |
f3d6d480 | 433 | handle_delayed_updates(local_name); |
332cf6df | 434 | send_msg(MSG_DONE, "", 0, 0); |
4e834af1 | 435 | continue; |
2f03f956 AT |
436 | } |
437 | ||
6755a7d7 WD |
438 | if (ndx - cur_flist->ndx_start >= 0) |
439 | file = cur_flist->files[ndx - cur_flist->ndx_start]; | |
440 | else | |
441 | file = dir_flist->files[cur_flist->parent_ndx]; | |
6cbde57d | 442 | fname = local_name ? local_name : f_name(file, fbuf); |
227a9c41 | 443 | |
951e826b | 444 | if (DEBUG_GTE(RECV, 1)) |
45c49b52 | 445 | rprintf(FINFO, "recv_files(%s)\n", fname); |
910e89b9 | 446 | |
16edf865 WD |
447 | #ifdef SUPPORT_XATTRS |
448 | if (iflags & ITEM_REPORT_XATTR && !dry_run) | |
449 | recv_xattr_request(file, f_in); | |
450 | #endif | |
451 | ||
22907b6b | 452 | if (!(iflags & ITEM_TRANSFER)) { |
b9232d45 | 453 | maybe_log_item(file, iflags, itemizing, xname); |
16edf865 WD |
454 | #ifdef SUPPORT_XATTRS |
455 | if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && !dry_run) | |
456 | set_file_attrs(fname, file, NULL, fname, 0); | |
457 | #endif | |
58a14ed9 WD |
458 | continue; |
459 | } | |
ac3f7b81 WD |
460 | if (phase == 2) { |
461 | rprintf(FERROR, | |
462 | "got transfer request in phase 2 [%s]\n", | |
463 | who_am_i()); | |
464 | exit_cleanup(RERR_PROTOCOL); | |
465 | } | |
910e89b9 | 466 | |
f3d6d480 WD |
467 | if (file->flags & FLAG_FILE_SENT) { |
468 | if (csum_length == SHORT_SUM_LENGTH) { | |
469 | if (keep_partial && !partial_dir) | |
470 | make_backups = -make_backups; /* prevents double backup */ | |
936fa865 WD |
471 | if (append_mode) |
472 | sparse_files = -sparse_files; | |
f3d6d480 | 473 | append_mode = -append_mode; |
f3d6d480 | 474 | csum_length = SUM_LENGTH; |
d0221f1d | 475 | redoing = 1; |
f3d6d480 WD |
476 | } |
477 | } else { | |
478 | if (csum_length != SHORT_SUM_LENGTH) { | |
479 | if (keep_partial && !partial_dir) | |
480 | make_backups = -make_backups; | |
936fa865 WD |
481 | if (append_mode) |
482 | sparse_files = -sparse_files; | |
f3d6d480 | 483 | append_mode = -append_mode; |
f3d6d480 | 484 | csum_length = SHORT_SUM_LENGTH; |
d0221f1d | 485 | redoing = 0; |
f3d6d480 WD |
486 | } |
487 | } | |
488 | ||
951e826b | 489 | if (!am_server && INFO_GTE(PROGRESS, 1)) |
65b4e4b2 | 490 | set_current_file_index(file, ndx); |
2f03f956 | 491 | stats.num_transferred_files++; |
112d728f | 492 | stats.total_transferred_size += F_LENGTH(file); |
65b4e4b2 | 493 | |
925c517f | 494 | cleanup_got_literal = 0; |
2f03f956 | 495 | |
819bfe45 | 496 | if (daemon_filter_list.head |
1df02d13 | 497 | && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0) { |
8c2ffaf0 WD |
498 | rprintf(FERROR, "attempt to hack rsync failed.\n"); |
499 | exit_cleanup(RERR_PROTOCOL); | |
500 | } | |
501 | ||
a0009fc3 | 502 | if (!do_xfers) { /* log the transfer */ |
85909931 | 503 | log_item(FCLIENT, file, &stats, iflags, NULL); |
f957e8fd | 504 | if (read_batch) |
112d728f | 505 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 AT |
506 | continue; |
507 | } | |
a0009fc3 | 508 | if (write_batch < 0) { |
1c65a93d | 509 | log_item(FCLIENT, file, &stats, iflags, NULL); |
b10917a4 | 510 | if (!am_server) |
112d728f | 511 | discard_receive_data(f_in, F_LENGTH(file)); |
a0009fc3 WD |
512 | continue; |
513 | } | |
2f03f956 | 514 | |
16cc9ca2 | 515 | if (read_batch) { |
0395130c WD |
516 | next_gen_ndx = get_next_gen_ndx(batch_gen_fd, next_gen_ndx, ndx); |
517 | if (ndx < next_gen_ndx) { | |
45c49b52 WD |
518 | rprintf(FINFO, |
519 | "(Skipping batched update for \"%s\")\n", | |
520 | fname); | |
112d728f | 521 | discard_receive_data(f_in, F_LENGTH(file)); |
a430691d WD |
522 | if (inc_recurse) |
523 | send_msg_int(MSG_NO_SEND, ndx); | |
16cc9ca2 WD |
524 | continue; |
525 | } | |
0395130c | 526 | next_gen_ndx = -1; |
16cc9ca2 WD |
527 | } |
528 | ||
41cfde6b WD |
529 | partialptr = partial_dir ? partial_dir_fname(fname) : fname; |
530 | ||
9e4a8d29 WD |
531 | if (protocol_version >= 29) { |
532 | switch (fnamecmp_type) { | |
41cfde6b | 533 | case FNAMECMP_FNAME: |
a7260c40 | 534 | fnamecmp = fname; |
41cfde6b WD |
535 | break; |
536 | case FNAMECMP_PARTIAL_DIR: | |
9e4a8d29 | 537 | fnamecmp = partialptr; |
41cfde6b WD |
538 | break; |
539 | case FNAMECMP_BACKUP: | |
540 | fnamecmp = get_backup_name(fname); | |
541 | break; | |
73273075 | 542 | case FNAMECMP_FUZZY: |
b9232d45 WD |
543 | if (file->dirname) { |
544 | pathjoin(fnamecmpbuf, MAXPATHLEN, | |
545 | file->dirname, xname); | |
546 | fnamecmp = fnamecmpbuf; | |
547 | } else | |
548 | fnamecmp = xname; | |
73273075 | 549 | break; |
41cfde6b | 550 | default: |
9e4a8d29 | 551 | if (fnamecmp_type >= basis_dir_cnt) { |
c56595d7 WD |
552 | rprintf(FERROR, |
553 | "invalid basis_dir index: %d.\n", | |
9e4a8d29 | 554 | fnamecmp_type); |
c56595d7 WD |
555 | exit_cleanup(RERR_PROTOCOL); |
556 | } | |
41cfde6b | 557 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, |
9e4a8d29 | 558 | basis_dir[fnamecmp_type], fname); |
41cfde6b WD |
559 | fnamecmp = fnamecmpbuf; |
560 | break; | |
561 | } | |
819bfe45 | 562 | if (!fnamecmp || (daemon_filter_list.head |
1df02d13 | 563 | && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0)) { |
9e4a8d29 | 564 | fnamecmp = fname; |
77943e69 WD |
565 | fnamecmp_type = FNAMECMP_FNAME; |
566 | } | |
9e4a8d29 WD |
567 | } else { |
568 | /* Reminder: --inplace && --partial-dir are never | |
569 | * enabled at the same time. */ | |
f3d6d480 | 570 | if (inplace && make_backups > 0) { |
9e4a8d29 WD |
571 | if (!(fnamecmp = get_backup_name(fname))) |
572 | fnamecmp = fname; | |
77943e69 WD |
573 | else |
574 | fnamecmp_type = FNAMECMP_BACKUP; | |
9e4a8d29 WD |
575 | } else if (partial_dir && partialptr) |
576 | fnamecmp = partialptr; | |
577 | else | |
578 | fnamecmp = fname; | |
579 | } | |
dc55d7bd | 580 | |
910e89b9 WD |
581 | initial_stats = stats; |
582 | ||
17fadf7d | 583 | /* open the file */ |
8c9fd200 | 584 | fd1 = do_open(fnamecmp, O_RDONLY, 0); |
375a4556 | 585 | |
9e4a8d29 WD |
586 | if (fd1 == -1 && protocol_version < 29) { |
587 | if (fnamecmp != fname) { | |
588 | fnamecmp = fname; | |
589 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
590 | } | |
591 | ||
592 | if (fd1 == -1 && basis_dir[0]) { | |
593 | /* pre-29 allowed only one alternate basis */ | |
594 | pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, | |
595 | basis_dir[0], fname); | |
596 | fnamecmp = fnamecmpbuf; | |
597 | fd1 = do_open(fnamecmp, O_RDONLY, 0); | |
598 | } | |
599 | } | |
77943e69 WD |
600 | |
601 | updating_basis_or_equiv = inplace | |
602 | && (fnamecmp == fname || fnamecmp_type == FNAMECMP_BACKUP); | |
9e4a8d29 | 603 | |
d5dcb6f7 WD |
604 | if (fd1 == -1) { |
605 | st.st_mode = 0; | |
606 | st.st_size = 0; | |
607 | } else if (do_fstat(fd1,&st) != 0) { | |
3f0211b6 | 608 | rsyserr(FERROR_XFER, errno, "fstat %s failed", |
d62bcc17 | 609 | full_fname(fnamecmp)); |
112d728f | 610 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 611 | close(fd1); |
a430691d WD |
612 | if (inc_recurse) |
613 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
614 | continue; |
615 | } | |
616 | ||
350e4e4d S |
617 | if (fd1 != -1 && S_ISDIR(st.st_mode) && fnamecmp == fname) { |
618 | /* this special handling for directories | |
619 | * wouldn't be necessary if robust_rename() | |
620 | * and the underlying robust_unlink could cope | |
621 | * with directories | |
622 | */ | |
3f0211b6 | 623 | rprintf(FERROR_XFER, "recv_files: %s is a directory\n", |
ea42541f | 624 | full_fname(fnamecmp)); |
112d728f | 625 | discard_receive_data(f_in, F_LENGTH(file)); |
2f03f956 | 626 | close(fd1); |
a430691d WD |
627 | if (inc_recurse) |
628 | send_msg_int(MSG_NO_SEND, ndx); | |
2f03f956 AT |
629 | continue; |
630 | } | |
631 | ||
350e4e4d S |
632 | if (fd1 != -1 && !S_ISREG(st.st_mode)) { |
633 | close(fd1); | |
634 | fd1 = -1; | |
350e4e4d S |
635 | } |
636 | ||
a9d6e6fc WD |
637 | /* If we're not preserving permissions, change the file-list's |
638 | * mode based on the local permissions and some heuristics. */ | |
639 | if (!preserve_perms) { | |
640 | int exists = fd1 != -1; | |
1c3344a1 WD |
641 | #ifdef SUPPORT_ACLS |
642 | const char *dn = file->dirname ? file->dirname : "."; | |
643 | if (parent_dirname != dn | |
644 | && strcmp(parent_dirname, dn) != 0) { | |
645 | dflt_perms = default_perms_for_dir(dn); | |
646 | parent_dirname = dn; | |
647 | } | |
648 | #endif | |
649 | file->mode = dest_mode(file->mode, st.st_mode, | |
650 | dflt_perms, exists); | |
4df9f368 AT |
651 | } |
652 | ||
48459ba1 | 653 | /* We now check to see if we are writing the file "inplace" */ |
a3221d2a | 654 | if (inplace) { |
97894c64 | 655 | fd2 = do_open(fname, O_WRONLY|O_CREAT, 0600); |
a3221d2a | 656 | if (fd2 == -1) { |
3f0211b6 | 657 | rsyserr(FERROR_XFER, errno, "open %s failed", |
dc55d7bd | 658 | full_fname(fname)); |
a3221d2a WD |
659 | } |
660 | } else { | |
2cce7545 WD |
661 | fd2 = open_tmpfile(fnametmp, fname, file); |
662 | if (fd2 != -1) | |
663 | cleanup_set(fnametmp, partialptr, file, fd1, fd2); | |
664 | } | |
a3221d2a | 665 | |
2cce7545 WD |
666 | if (fd2 == -1) { |
667 | discard_receive_data(f_in, F_LENGTH(file)); | |
668 | if (fd1 != -1) | |
669 | close(fd1); | |
670 | if (inc_recurse) | |
671 | send_msg_int(MSG_NO_SEND, ndx); | |
672 | continue; | |
a3221d2a | 673 | } |
2f03f956 | 674 | |
a8ed4958 | 675 | /* log the transfer */ |
910e89b9 | 676 | if (log_before_transfer) |
85909931 | 677 | log_item(FCLIENT, file, &initial_stats, iflags, NULL); |
951e826b | 678 | else if (!am_server && INFO_GTE(NAME, 1) && INFO_EQ(PROGRESS, 1)) |
45c49b52 | 679 | rprintf(FINFO, "%s\n", fname); |
11a5a3c7 | 680 | |
2f03f956 | 681 | /* recv file data */ |
7e5fa372 | 682 | recv_ok = receive_data(f_in, fnamecmp, fd1, st.st_size, |
112d728f | 683 | fname, fd2, F_LENGTH(file)); |
1b7c47cb | 684 | |
2fedf3d5 | 685 | log_item(log_code, file, &initial_stats, iflags, NULL); |
17fadf7d | 686 | |
d2a918b4 | 687 | if (fd1 != -1) |
2f03f956 | 688 | close(fd1); |
9f27cd8c | 689 | if (close(fd2) < 0) { |
d62bcc17 WD |
690 | rsyserr(FERROR, errno, "close failed on %s", |
691 | full_fname(fnametmp)); | |
9f27cd8c WD |
692 | exit_cleanup(RERR_FILEIO); |
693 | } | |
17fadf7d | 694 | |
68795c64 | 695 | if ((recv_ok && (!delay_updates || !partialptr)) || inplace) { |
01d124d9 | 696 | if (partialptr == fname) |
83235dbc WD |
697 | partialptr = NULL; |
698 | if (!finish_transfer(fname, fnametmp, fnamecmp, | |
699 | partialptr, file, recv_ok, 1)) | |
700 | recv_ok = -1; | |
701 | else if (fnamecmp == partialptr) { | |
aec6b9f8 WD |
702 | do_unlink(partialptr); |
703 | handle_partial_dir(partialptr, PDIR_DELETE); | |
704 | } | |
705 | } else if (keep_partial && partialptr | |
706 | && handle_partial_dir(partialptr, PDIR_CREATE)) { | |
83235dbc WD |
707 | if (!finish_transfer(partialptr, fnametmp, fnamecmp, NULL, |
708 | file, recv_ok, !partial_dir)) | |
3e7934a5 | 709 | recv_ok = -1; |
83235dbc WD |
710 | else if (delay_updates && recv_ok) { |
711 | bitbag_set_bit(delayed_bits, ndx); | |
712 | recv_ok = 2; | |
3e7934a5 | 713 | } |
aec6b9f8 | 714 | } else { |
a7260c40 | 715 | partialptr = NULL; |
55e50d89 | 716 | do_unlink(fnametmp); |
a7260c40 WD |
717 | } |
718 | ||
2f03f956 | 719 | cleanup_disable(); |
554e0a8d | 720 | |
83235dbc WD |
721 | switch (recv_ok) { |
722 | case 1: | |
3ea6e0e7 | 723 | if (remove_source_files || inc_recurse |
112d728f | 724 | || (preserve_hard_links && F_IS_HLINKED(file))) |
0395130c | 725 | send_msg_int(MSG_SUCCESS, ndx); |
83235dbc WD |
726 | break; |
727 | case 0: { | |
964244b9 | 728 | enum logcode msgtype = redoing ? FERROR_XFER : FWARNING; |
951e826b | 729 | if (msgtype == FERROR_XFER || INFO_GTE(NAME, 1)) { |
a7260c40 WD |
730 | char *errstr, *redostr, *keptstr; |
731 | if (!(keep_partial && partialptr) && !inplace) | |
732 | keptstr = "discarded"; | |
733 | else if (partial_dir) | |
734 | keptstr = "put into partial-dir"; | |
735 | else | |
736 | keptstr = "retained"; | |
964244b9 | 737 | if (msgtype == FERROR_XFER) { |
007e3c0e WD |
738 | errstr = "ERROR"; |
739 | redostr = ""; | |
740 | } else { | |
741 | errstr = "WARNING"; | |
964244b9 WD |
742 | redostr = read_batch ? " (may try again)" |
743 | : " (will try again)"; | |
007e3c0e WD |
744 | } |
745 | rprintf(msgtype, | |
a7260c40 | 746 | "%s: %s failed verification -- update %s%s.\n", |
964244b9 WD |
747 | errstr, local_name ? f_name(file, NULL) : fname, |
748 | keptstr, redostr); | |
007e3c0e | 749 | } |
d0221f1d | 750 | if (!redoing) { |
0395130c | 751 | send_msg_int(MSG_REDO, ndx); |
f3d6d480 | 752 | file->flags |= FLAG_FILE_SENT; |
3ea6e0e7 | 753 | } else if (inc_recurse) |
d0221f1d | 754 | send_msg_int(MSG_NO_SEND, ndx); |
83235dbc WD |
755 | break; |
756 | } | |
757 | case -1: | |
758 | if (inc_recurse) | |
759 | send_msg_int(MSG_NO_SEND, ndx); | |
760 | break; | |
2f03f956 AT |
761 | } |
762 | } | |
f3d6d480 WD |
763 | if (make_backups < 0) |
764 | make_backups = -make_backups; | |
2f03f956 | 765 | |
ac3f7b81 | 766 | if (phase == 2 && delay_updates) /* for protocol_version < 29 */ |
f3d6d480 | 767 | handle_delayed_updates(local_name); |
48e1c8c6 | 768 | |
951e826b | 769 | if (DEBUG_GTE(RECV, 1)) |
2f03f956 | 770 | rprintf(FINFO,"recv_files finished\n"); |
17fadf7d | 771 | |
2f03f956 AT |
772 | return 0; |
773 | } |