Commit | Line | Data |
---|---|---|
c627d613 AT |
1 | /* |
2 | Copyright (C) Andrew Tridgell 1996 | |
3 | Copyright (C) Paul Mackerras 1996 | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 2 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; if not, write to the Free Software | |
17 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
18 | */ | |
19 | ||
20 | #include "rsync.h" | |
21 | ||
43a481dc AT |
22 | extern int csum_length; |
23 | ||
c627d613 AT |
24 | extern int verbose; |
25 | extern int am_server; | |
26 | extern int always_checksum; | |
27 | extern time_t starttime; | |
28 | ||
c6e7fcb4 AT |
29 | extern int remote_version; |
30 | ||
c627d613 | 31 | extern char *backup_suffix; |
950ab32d | 32 | extern char *tmpdir; |
c627d613 | 33 | |
82306bf6 | 34 | extern int whole_file; |
c627d613 AT |
35 | extern int block_size; |
36 | extern int update_only; | |
37 | extern int make_backups; | |
38 | extern int preserve_links; | |
dc5ddbcc | 39 | extern int preserve_hard_links; |
c627d613 AT |
40 | extern int preserve_perms; |
41 | extern int preserve_devices; | |
42 | extern int preserve_uid; | |
43 | extern int preserve_gid; | |
44 | extern int preserve_times; | |
45 | extern int dry_run; | |
46 | extern int ignore_times; | |
47 | extern int recurse; | |
48 | extern int delete_mode; | |
49 | extern int cvs_exclude; | |
7b8356d0 | 50 | extern int am_root; |
6574b4f7 | 51 | extern int relative_paths; |
6ba9279f AT |
52 | extern int io_timeout; |
53 | extern int io_error; | |
a800434a | 54 | extern struct stats stats; |
c627d613 | 55 | |
fe055c71 AT |
56 | |
57 | /* handling the cleanup when a transfer is interrupted is tricky when | |
58 | --partial is selected. We need to ensure that the partial file is | |
59 | kept if any real data has been transferred */ | |
60 | static int cleanup_got_literal; | |
61 | static char *cleanup_fname; | |
62 | static char *cleanup_new_fname; | |
63 | static struct file_struct *cleanup_file; | |
64 | static void finish_transfer(char *fname, char *fnametmp, struct file_struct *file); | |
65 | ||
66 | void exit_cleanup(int code) | |
67 | { | |
68 | extern int keep_partial; | |
69 | ||
70 | signal(SIGUSR1, SIG_IGN); | |
71 | ||
72 | if (cleanup_got_literal && cleanup_fname && keep_partial) { | |
73 | char *fname = cleanup_fname; | |
74 | cleanup_fname = NULL; | |
75 | finish_transfer(cleanup_new_fname, fname, cleanup_file); | |
76 | } | |
77 | io_flush(); | |
78 | if (cleanup_fname) | |
79 | do_unlink(cleanup_fname); | |
80 | if (code) { | |
81 | kill_all(SIGUSR1); | |
82 | } | |
83 | exit(code); | |
84 | } | |
85 | ||
86 | ||
c627d613 AT |
87 | /* |
88 | free a sums struct | |
89 | */ | |
90 | static void free_sums(struct sum_struct *s) | |
91 | { | |
92 | if (s->sums) free(s->sums); | |
93 | free(s); | |
94 | } | |
95 | ||
96 | ||
3cb6f5d6 AT |
97 | /* |
98 | * delete a file or directory. If force_delet is set then delete | |
99 | * recursively | |
100 | */ | |
101 | static int delete_file(char *fname) | |
102 | { | |
103 | DIR *d; | |
104 | struct dirent *di; | |
105 | char buf[MAXPATHLEN]; | |
106 | extern int force_delete; | |
bcacc18b | 107 | STRUCT_STAT st; |
3cb6f5d6 | 108 | int ret; |
05848a2c | 109 | extern int recurse; |
3cb6f5d6 AT |
110 | |
111 | if (do_unlink(fname) == 0 || errno == ENOENT) return 0; | |
112 | ||
113 | #if SUPPORT_LINKS | |
bcacc18b | 114 | ret = do_lstat(fname, &st); |
3cb6f5d6 | 115 | #else |
bcacc18b | 116 | ret = do_stat(fname, &st); |
3cb6f5d6 AT |
117 | #endif |
118 | if (ret) { | |
9486289c | 119 | rprintf(FERROR,"stat(%s) : %s\n", fname, strerror(errno)); |
3cb6f5d6 AT |
120 | return -1; |
121 | } | |
122 | ||
123 | if (!S_ISDIR(st.st_mode)) { | |
9486289c | 124 | rprintf(FERROR,"unlink(%s) : %s\n", fname, strerror(errno)); |
3cb6f5d6 AT |
125 | return -1; |
126 | } | |
127 | ||
128 | if (do_rmdir(fname) == 0 || errno == ENOENT) return 0; | |
05848a2c AT |
129 | if (!force_delete || !recurse || |
130 | (errno != ENOTEMPTY && errno != EEXIST)) { | |
9486289c | 131 | rprintf(FERROR,"rmdir(%s) : %s\n", fname, strerror(errno)); |
3cb6f5d6 AT |
132 | return -1; |
133 | } | |
134 | ||
135 | /* now we do a recsursive delete on the directory ... */ | |
136 | d = opendir(fname); | |
137 | if (!d) { | |
9486289c | 138 | rprintf(FERROR,"opendir(%s): %s\n", |
3cb6f5d6 AT |
139 | fname,strerror(errno)); |
140 | return -1; | |
141 | } | |
142 | ||
143 | for (di=readdir(d); di; di=readdir(d)) { | |
d6e6ecbd AT |
144 | char *dname = d_name(di); |
145 | if (strcmp(dname,".")==0 || | |
146 | strcmp(dname,"..")==0) | |
3cb6f5d6 | 147 | continue; |
e42c9458 | 148 | slprintf(buf, sizeof(buf)-1, "%s/%s", fname, dname); |
3cb6f5d6 | 149 | if (verbose > 0) |
9486289c | 150 | rprintf(FINFO,"deleting %s\n", buf); |
3cb6f5d6 AT |
151 | if (delete_file(buf) != 0) { |
152 | closedir(d); | |
153 | return -1; | |
154 | } | |
155 | } | |
156 | ||
157 | closedir(d); | |
158 | ||
159 | if (do_rmdir(fname) != 0) { | |
9486289c | 160 | rprintf(FERROR,"rmdir(%s) : %s\n", fname, strerror(errno)); |
3cb6f5d6 AT |
161 | return -1; |
162 | } | |
163 | ||
164 | return 0; | |
165 | } | |
c627d613 AT |
166 | |
167 | /* | |
168 | send a sums struct down a fd | |
169 | */ | |
170 | static void send_sums(struct sum_struct *s,int f_out) | |
171 | { | |
172 | int i; | |
173 | ||
174 | /* tell the other guy how many we are going to be doing and how many | |
175 | bytes there are in the last chunk */ | |
176 | write_int(f_out,s?s->count:0); | |
177 | write_int(f_out,s?s->n:block_size); | |
178 | write_int(f_out,s?s->remainder:0); | |
179 | if (s) | |
180 | for (i=0;i<s->count;i++) { | |
181 | write_int(f_out,s->sums[i].sum1); | |
43a481dc | 182 | write_buf(f_out,s->sums[i].sum2,csum_length); |
c627d613 | 183 | } |
c627d613 AT |
184 | } |
185 | ||
186 | ||
187 | /* | |
188 | generate a stream of signatures/checksums that describe a buffer | |
189 | ||
190 | generate approximately one checksum every n bytes | |
191 | */ | |
bcacc18b | 192 | static struct sum_struct *generate_sums(struct map_struct *buf,OFF_T len,int n) |
c627d613 AT |
193 | { |
194 | int i; | |
195 | struct sum_struct *s; | |
196 | int count; | |
197 | int block_len = n; | |
198 | int remainder = (len%block_len); | |
bcacc18b | 199 | OFF_T offset = 0; |
c627d613 AT |
200 | |
201 | count = (len+(block_len-1))/block_len; | |
202 | ||
203 | s = (struct sum_struct *)malloc(sizeof(*s)); | |
204 | if (!s) out_of_memory("generate_sums"); | |
205 | ||
206 | s->count = count; | |
207 | s->remainder = remainder; | |
208 | s->n = n; | |
209 | s->flength = len; | |
210 | ||
211 | if (count==0) { | |
212 | s->sums = NULL; | |
213 | return s; | |
214 | } | |
215 | ||
216 | if (verbose > 3) | |
9486289c | 217 | rprintf(FINFO,"count=%d rem=%d n=%d flength=%d\n", |
c627d613 AT |
218 | s->count,s->remainder,s->n,(int)s->flength); |
219 | ||
220 | s->sums = (struct sum_buf *)malloc(sizeof(s->sums[0])*s->count); | |
221 | if (!s->sums) out_of_memory("generate_sums"); | |
222 | ||
223 | for (i=0;i<count;i++) { | |
224 | int n1 = MIN(len,n); | |
d9bea2dd | 225 | char *map = map_ptr(buf,offset,n1); |
c627d613 | 226 | |
d9bea2dd AT |
227 | s->sums[i].sum1 = get_checksum1(map,n1); |
228 | get_checksum2(map,n1,s->sums[i].sum2); | |
c627d613 AT |
229 | |
230 | s->sums[i].offset = offset; | |
231 | s->sums[i].len = n1; | |
232 | s->sums[i].i = i; | |
233 | ||
234 | if (verbose > 3) | |
9486289c | 235 | rprintf(FINFO,"chunk[%d] offset=%d len=%d sum1=%08x\n", |
c627d613 AT |
236 | i,(int)s->sums[i].offset,s->sums[i].len,s->sums[i].sum1); |
237 | ||
238 | len -= n1; | |
c627d613 AT |
239 | offset += n1; |
240 | } | |
241 | ||
242 | return s; | |
243 | } | |
244 | ||
245 | ||
246 | /* | |
247 | receive the checksums for a buffer | |
248 | */ | |
249 | static struct sum_struct *receive_sums(int f) | |
250 | { | |
251 | struct sum_struct *s; | |
252 | int i; | |
bcacc18b | 253 | OFF_T offset = 0; |
c627d613 AT |
254 | |
255 | s = (struct sum_struct *)malloc(sizeof(*s)); | |
256 | if (!s) out_of_memory("receive_sums"); | |
257 | ||
258 | s->count = read_int(f); | |
259 | s->n = read_int(f); | |
260 | s->remainder = read_int(f); | |
261 | s->sums = NULL; | |
262 | ||
263 | if (verbose > 3) | |
9486289c | 264 | rprintf(FINFO,"count=%d n=%d rem=%d\n", |
c627d613 AT |
265 | s->count,s->n,s->remainder); |
266 | ||
c627d613 AT |
267 | if (s->count == 0) |
268 | return(s); | |
269 | ||
270 | s->sums = (struct sum_buf *)malloc(sizeof(s->sums[0])*s->count); | |
271 | if (!s->sums) out_of_memory("receive_sums"); | |
272 | ||
273 | for (i=0;i<s->count;i++) { | |
274 | s->sums[i].sum1 = read_int(f); | |
43a481dc | 275 | read_buf(f,s->sums[i].sum2,csum_length); |
c627d613 AT |
276 | |
277 | s->sums[i].offset = offset; | |
278 | s->sums[i].i = i; | |
279 | ||
280 | if (i == s->count-1 && s->remainder != 0) { | |
281 | s->sums[i].len = s->remainder; | |
282 | } else { | |
283 | s->sums[i].len = s->n; | |
284 | } | |
285 | offset += s->sums[i].len; | |
286 | ||
287 | if (verbose > 3) | |
9486289c | 288 | rprintf(FINFO,"chunk[%d] len=%d offset=%d sum1=%08x\n", |
c627d613 AT |
289 | i,s->sums[i].len,(int)s->sums[i].offset,s->sums[i].sum1); |
290 | } | |
291 | ||
292 | s->flength = offset; | |
293 | ||
294 | return s; | |
295 | } | |
296 | ||
297 | ||
bcacc18b | 298 | static int set_perms(char *fname,struct file_struct *file,STRUCT_STAT *st, |
7b8356d0 | 299 | int report) |
c627d613 | 300 | { |
667e72a1 AT |
301 | int updated = 0; |
302 | STRUCT_STAT st2; | |
303 | extern int am_daemon; | |
c627d613 | 304 | |
667e72a1 | 305 | if (dry_run) return 0; |
c627d613 | 306 | |
667e72a1 AT |
307 | if (!st) { |
308 | if (link_stat(fname,&st2) != 0) { | |
309 | rprintf(FERROR,"stat %s : %s\n",fname,strerror(errno)); | |
310 | return 0; | |
311 | } | |
312 | st = &st2; | |
313 | } | |
c627d613 | 314 | |
667e72a1 AT |
315 | if (preserve_times && !S_ISLNK(st->st_mode) && |
316 | st->st_mtime != file->modtime) { | |
317 | updated = 1; | |
318 | if (set_modtime(fname,file->modtime) != 0) { | |
319 | rprintf(FERROR,"failed to set times on %s : %s\n", | |
320 | fname,strerror(errno)); | |
321 | return 0; | |
322 | } | |
323 | } | |
324 | ||
325 | if ((am_root || !am_daemon) && | |
326 | ((am_root && preserve_uid && st->st_uid != file->uid) || | |
327 | (preserve_gid && st->st_gid != file->gid))) { | |
328 | if (do_lchown(fname, | |
329 | (am_root&&preserve_uid)?file->uid:-1, | |
330 | preserve_gid?file->gid:-1) != 0) { | |
331 | if (preserve_uid && st->st_uid != file->uid) | |
332 | updated = 1; | |
333 | if (verbose>1 || preserve_uid) { | |
334 | rprintf(FERROR,"chown %s : %s\n", | |
335 | fname,strerror(errno)); | |
336 | return 0; | |
337 | } | |
e81da93e AT |
338 | } else { |
339 | updated = 1; | |
667e72a1 | 340 | } |
667e72a1 | 341 | } |
c627d613 AT |
342 | |
343 | #ifdef HAVE_CHMOD | |
667e72a1 | 344 | if (preserve_perms && !S_ISLNK(st->st_mode) && |
46831d6f AT |
345 | (st->st_mode != file->mode || |
346 | (updated && (file->mode & ~ACCESSPERMS)))) { | |
667e72a1 AT |
347 | updated = 1; |
348 | if (do_chmod(fname,file->mode) != 0) { | |
349 | rprintf(FERROR,"failed to set permissions on %s : %s\n", | |
350 | fname,strerror(errno)); | |
351 | return 0; | |
352 | } | |
353 | } | |
c627d613 | 354 | #endif |
c627d613 | 355 | |
667e72a1 AT |
356 | if (verbose > 1 && report) { |
357 | if (updated) | |
358 | rprintf(FINFO,"%s\n",fname); | |
359 | else | |
360 | rprintf(FINFO,"%s is uptodate\n",fname); | |
361 | } | |
362 | return updated; | |
c627d613 AT |
363 | } |
364 | ||
365 | ||
964ca2ec AT |
366 | /* choose whether to skip a particular file */ |
367 | static int skip_file(char *fname, | |
bcacc18b | 368 | struct file_struct *file, STRUCT_STAT *st) |
964ca2ec AT |
369 | { |
370 | if (st->st_size != file->length) { | |
371 | return 0; | |
372 | } | |
373 | ||
374 | /* if always checksum is set then we use the checksum instead | |
375 | of the file time to determine whether to sync */ | |
376 | if (always_checksum && S_ISREG(st->st_mode)) { | |
377 | char sum[MD4_SUM_LENGTH]; | |
378 | file_checksum(fname,sum,st->st_size); | |
379 | return (memcmp(sum,file->sum,csum_length) == 0); | |
380 | } | |
381 | ||
382 | if (ignore_times) { | |
383 | return 0; | |
384 | } | |
385 | ||
386 | return (st->st_mtime == file->modtime); | |
387 | } | |
388 | ||
389 | ||
3ba62a83 | 390 | /* use a larger block size for really big files */ |
d3bc0b68 | 391 | static int adapt_block_size(struct file_struct *file, int bsize) |
3ba62a83 | 392 | { |
ddecf706 AT |
393 | int ret; |
394 | ||
395 | if (bsize != BLOCK_SIZE) return bsize; | |
396 | ||
397 | ret = file->length / (10000); /* rough heuristic */ | |
3ba62a83 AT |
398 | ret = ret & ~15; /* multiple of 16 */ |
399 | if (ret < bsize) ret = bsize; | |
1aa71c8d | 400 | if (ret > CHUNK_SIZE/2) ret = CHUNK_SIZE/2; |
3ba62a83 AT |
401 | return ret; |
402 | } | |
403 | ||
067857e0 | 404 | static void recv_generator(char *fname,struct file_list *flist,int i,int f_out) |
c627d613 AT |
405 | { |
406 | int fd; | |
bcacc18b | 407 | STRUCT_STAT st; |
c6e7fcb4 | 408 | struct map_struct *buf; |
c627d613 | 409 | struct sum_struct *s; |
c627d613 | 410 | int statret; |
3ec4dd97 | 411 | struct file_struct *file = flist->files[i]; |
c627d613 AT |
412 | |
413 | if (verbose > 2) | |
9486289c | 414 | rprintf(FINFO,"recv_generator(%s,%d)\n",fname,i); |
c627d613 | 415 | |
82306bf6 | 416 | statret = link_stat(fname,&st); |
c627d613 | 417 | |
7b8356d0 AT |
418 | if (S_ISDIR(file->mode)) { |
419 | if (dry_run) return; | |
420 | if (statret == 0 && !S_ISDIR(st.st_mode)) { | |
31e12522 | 421 | if (do_unlink(fname) != 0) { |
9486289c | 422 | rprintf(FERROR,"unlink %s : %s\n",fname,strerror(errno)); |
7b8356d0 AT |
423 | return; |
424 | } | |
425 | statret = -1; | |
426 | } | |
1b2d733a | 427 | if (statret != 0 && do_mkdir(fname,file->mode) != 0 && errno != EEXIST) { |
6574b4f7 AT |
428 | if (!(relative_paths && errno==ENOENT && |
429 | create_directory_path(fname)==0 && | |
1b2d733a | 430 | do_mkdir(fname,file->mode)==0)) { |
9486289c | 431 | rprintf(FERROR,"mkdir %s : %s (2)\n", |
6574b4f7 AT |
432 | fname,strerror(errno)); |
433 | } | |
434 | } | |
7b8356d0 | 435 | if (set_perms(fname,file,NULL,0) && verbose) |
9486289c | 436 | rprintf(FINFO,"%s/\n",fname); |
7b8356d0 AT |
437 | return; |
438 | } | |
439 | ||
dc5ddbcc | 440 | if (preserve_links && S_ISLNK(file->mode)) { |
cbbe4892 | 441 | #if SUPPORT_LINKS |
c627d613 AT |
442 | char lnk[MAXPATHLEN]; |
443 | int l; | |
444 | if (statret == 0) { | |
445 | l = readlink(fname,lnk,MAXPATHLEN-1); | |
446 | if (l > 0) { | |
447 | lnk[l] = 0; | |
dc5ddbcc AT |
448 | if (strcmp(lnk,file->link) == 0) { |
449 | set_perms(fname,file,&st,1); | |
c627d613 AT |
450 | return; |
451 | } | |
452 | } | |
453 | } | |
3cb6f5d6 | 454 | delete_file(fname); |
31e12522 | 455 | if (do_symlink(file->link,fname) != 0) { |
9486289c | 456 | rprintf(FERROR,"link %s -> %s : %s\n", |
dc5ddbcc | 457 | fname,file->link,strerror(errno)); |
c627d613 | 458 | } else { |
dc5ddbcc | 459 | set_perms(fname,file,NULL,0); |
c627d613 | 460 | if (verbose) |
9486289c | 461 | rprintf(FINFO,"%s -> %s\n", |
dc5ddbcc | 462 | fname,file->link); |
c627d613 | 463 | } |
cbbe4892 | 464 | #endif |
c627d613 AT |
465 | return; |
466 | } | |
c627d613 AT |
467 | |
468 | #ifdef HAVE_MKNOD | |
7b8356d0 | 469 | if (am_root && preserve_devices && IS_DEVICE(file->mode)) { |
c627d613 | 470 | if (statret != 0 || |
dc5ddbcc AT |
471 | st.st_mode != file->mode || |
472 | st.st_rdev != file->rdev) { | |
3cb6f5d6 | 473 | delete_file(fname); |
c627d613 | 474 | if (verbose > 2) |
9486289c | 475 | rprintf(FINFO,"mknod(%s,0%o,0x%x)\n", |
dc5ddbcc | 476 | fname,(int)file->mode,(int)file->rdev); |
31e12522 | 477 | if (do_mknod(fname,file->mode,file->rdev) != 0) { |
9486289c | 478 | rprintf(FERROR,"mknod %s : %s\n",fname,strerror(errno)); |
c627d613 | 479 | } else { |
dc5ddbcc | 480 | set_perms(fname,file,NULL,0); |
c627d613 | 481 | if (verbose) |
9486289c | 482 | rprintf(FINFO,"%s\n",fname); |
c627d613 AT |
483 | } |
484 | } else { | |
dc5ddbcc | 485 | set_perms(fname,file,&st,1); |
c627d613 AT |
486 | } |
487 | return; | |
488 | } | |
489 | #endif | |
490 | ||
dc5ddbcc AT |
491 | if (preserve_hard_links && check_hard_link(file)) { |
492 | if (verbose > 1) | |
9486289c | 493 | rprintf(FINFO,"%s is a hard link\n",f_name(file)); |
dc5ddbcc AT |
494 | return; |
495 | } | |
496 | ||
497 | if (!S_ISREG(file->mode)) { | |
9486289c | 498 | rprintf(FINFO,"skipping non-regular file %s\n",fname); |
c627d613 AT |
499 | return; |
500 | } | |
501 | ||
502 | if (statret == -1) { | |
503 | if (errno == ENOENT) { | |
504 | write_int(f_out,i); | |
505 | if (!dry_run) send_sums(NULL,f_out); | |
506 | } else { | |
507 | if (verbose > 1) | |
9486289c | 508 | rprintf(FERROR,"recv_generator failed to open %s\n",fname); |
c627d613 AT |
509 | } |
510 | return; | |
511 | } | |
512 | ||
513 | if (!S_ISREG(st.st_mode)) { | |
3cb6f5d6 | 514 | if (delete_file(fname) != 0) { |
7b8356d0 AT |
515 | return; |
516 | } | |
517 | ||
518 | /* now pretend the file didn't exist */ | |
519 | write_int(f_out,i); | |
520 | if (!dry_run) send_sums(NULL,f_out); | |
c627d613 AT |
521 | return; |
522 | } | |
523 | ||
6bbbc08b | 524 | if (update_only && st.st_mtime > file->modtime) { |
c627d613 | 525 | if (verbose > 1) |
9486289c | 526 | rprintf(FINFO,"%s is newer\n",fname); |
c627d613 AT |
527 | return; |
528 | } | |
529 | ||
964ca2ec | 530 | if (skip_file(fname, file, &st)) { |
dc5ddbcc | 531 | set_perms(fname,file,&st,1); |
c627d613 AT |
532 | return; |
533 | } | |
534 | ||
535 | if (dry_run) { | |
536 | write_int(f_out,i); | |
537 | return; | |
538 | } | |
539 | ||
82306bf6 AT |
540 | if (whole_file) { |
541 | write_int(f_out,i); | |
542 | send_sums(NULL,f_out); | |
543 | return; | |
544 | } | |
545 | ||
c627d613 AT |
546 | /* open the file */ |
547 | fd = open(fname,O_RDONLY); | |
548 | ||
549 | if (fd == -1) { | |
9486289c AT |
550 | rprintf(FERROR,"failed to open %s : %s\n",fname,strerror(errno)); |
551 | rprintf(FERROR,"skipping %s\n",fname); | |
c627d613 AT |
552 | return; |
553 | } | |
554 | ||
555 | if (st.st_size > 0) { | |
556 | buf = map_file(fd,st.st_size); | |
c627d613 AT |
557 | } else { |
558 | buf = NULL; | |
559 | } | |
560 | ||
561 | if (verbose > 3) | |
9486289c | 562 | rprintf(FINFO,"gen mapped %s of size %d\n",fname,(int)st.st_size); |
c627d613 | 563 | |
3ba62a83 | 564 | s = generate_sums(buf,st.st_size,adapt_block_size(file, block_size)); |
c627d613 | 565 | |
9e31c482 | 566 | if (verbose > 2) |
9486289c | 567 | rprintf(FINFO,"sending sums for %d\n",i); |
9e31c482 | 568 | |
c627d613 AT |
569 | write_int(f_out,i); |
570 | send_sums(s,f_out); | |
c627d613 AT |
571 | |
572 | close(fd); | |
1cdc8b50 | 573 | if (buf) unmap_file(buf); |
c627d613 AT |
574 | |
575 | free_sums(s); | |
576 | } | |
577 | ||
578 | ||
579 | ||
eb86d661 AT |
580 | static int receive_data(int f_in,struct map_struct *buf,int fd,char *fname, |
581 | OFF_T total_size) | |
c627d613 | 582 | { |
eb86d661 AT |
583 | int i,n,remainder,len,count; |
584 | OFF_T offset = 0; | |
585 | OFF_T offset2; | |
586 | char *data; | |
587 | static char file_sum1[MD4_SUM_LENGTH]; | |
588 | static char file_sum2[MD4_SUM_LENGTH]; | |
589 | char *map=NULL; | |
590 | ||
591 | count = read_int(f_in); | |
592 | n = read_int(f_in); | |
593 | remainder = read_int(f_in); | |
594 | ||
595 | sum_init(); | |
596 | ||
597 | for (i=recv_token(f_in,&data); i != 0; i=recv_token(f_in,&data)) { | |
c627d613 | 598 | |
eb86d661 | 599 | show_progress(offset, total_size); |
9e31c482 | 600 | |
eb86d661 AT |
601 | if (i > 0) { |
602 | if (verbose > 3) { | |
603 | rprintf(FINFO,"data recv %d at %d\n", | |
604 | i,(int)offset); | |
605 | } | |
c627d613 | 606 | |
eb86d661 AT |
607 | stats.literal_data += i; |
608 | cleanup_got_literal = 1; | |
fe055c71 | 609 | |
eb86d661 | 610 | sum_update(data,i); |
c627d613 | 611 | |
eb86d661 AT |
612 | if (fd != -1 && write_file(fd,data,i) != i) { |
613 | rprintf(FERROR,"write failed on %s : %s\n",fname,strerror(errno)); | |
614 | exit_cleanup(1); | |
615 | } | |
616 | offset += i; | |
617 | continue; | |
618 | } | |
9e31c482 | 619 | |
eb86d661 AT |
620 | i = -(i+1); |
621 | offset2 = i*n; | |
622 | len = n; | |
623 | if (i == count-1 && remainder != 0) | |
624 | len = remainder; | |
625 | ||
626 | stats.matched_data += len; | |
627 | ||
628 | if (verbose > 3) | |
629 | rprintf(FINFO,"chunk[%d] of size %d at %d offset=%d\n", | |
630 | i,len,(int)offset2,(int)offset); | |
631 | ||
632 | map = map_ptr(buf,offset2,len); | |
633 | ||
634 | see_token(map, len); | |
635 | sum_update(map,len); | |
636 | ||
637 | if (fd != -1 && write_file(fd,map,len) != len) { | |
638 | rprintf(FERROR,"write failed on %s : %s\n", | |
639 | fname,strerror(errno)); | |
640 | exit_cleanup(1); | |
641 | } | |
642 | offset += len; | |
643 | } | |
9e31c482 | 644 | |
eb86d661 | 645 | end_progress(); |
7bec6a5c | 646 | |
eb86d661 AT |
647 | if (fd != -1 && offset > 0 && sparse_end(fd) != 0) { |
648 | rprintf(FERROR,"write failed on %s : %s\n", | |
649 | fname,strerror(errno)); | |
650 | exit_cleanup(1); | |
651 | } | |
9e31c482 | 652 | |
eb86d661 | 653 | sum_end(file_sum1); |
9e31c482 | 654 | |
eb86d661 AT |
655 | if (remote_version >= 14) { |
656 | read_buf(f_in,file_sum2,MD4_SUM_LENGTH); | |
657 | if (verbose > 2) { | |
658 | rprintf(FINFO,"got file_sum\n"); | |
659 | } | |
660 | if (fd != -1 && | |
661 | memcmp(file_sum1,file_sum2,MD4_SUM_LENGTH) != 0) { | |
662 | return 0; | |
663 | } | |
664 | } | |
665 | return 1; | |
c627d613 AT |
666 | } |
667 | ||
668 | ||
669 | static void delete_one(struct file_struct *f) | |
670 | { | |
671 | if (!S_ISDIR(f->mode)) { | |
31e12522 | 672 | if (do_unlink(f_name(f)) != 0) { |
9486289c | 673 | rprintf(FERROR,"unlink %s : %s\n",f_name(f),strerror(errno)); |
c627d613 | 674 | } else if (verbose) { |
9486289c | 675 | rprintf(FINFO,"deleting %s\n",f_name(f)); |
c627d613 AT |
676 | } |
677 | } else { | |
31e12522 | 678 | if (do_rmdir(f_name(f)) != 0) { |
98ae8c3e | 679 | if (errno != ENOTEMPTY && errno != EEXIST) |
9486289c | 680 | rprintf(FERROR,"rmdir %s : %s\n",f_name(f),strerror(errno)); |
c627d613 | 681 | } else if (verbose) { |
9486289c | 682 | rprintf(FINFO,"deleting directory %s\n",f_name(f)); |
c627d613 AT |
683 | } |
684 | } | |
685 | } | |
686 | ||
687 | ||
3b3a2fbc | 688 | |
3333ffbd AT |
689 | static struct delete_list { |
690 | dev_t dev; | |
691 | ino_t inode; | |
692 | } *delete_list; | |
693 | static int dlist_len, dlist_alloc_len; | |
3b3a2fbc | 694 | |
3333ffbd AT |
695 | static void add_delete_entry(struct file_struct *file) |
696 | { | |
697 | if (dlist_len == dlist_alloc_len) { | |
698 | dlist_alloc_len += 1024; | |
fe8c0a98 | 699 | delete_list = (struct delete_list *)Realloc(delete_list, sizeof(delete_list[0])*dlist_alloc_len); |
3333ffbd | 700 | if (!delete_list) out_of_memory("add_delete_entry"); |
3b3a2fbc AT |
701 | } |
702 | ||
3333ffbd AT |
703 | delete_list[dlist_len].dev = file->dev; |
704 | delete_list[dlist_len].inode = file->inode; | |
705 | dlist_len++; | |
0a25de67 | 706 | |
3333ffbd | 707 | if (verbose > 3) |
9486289c | 708 | rprintf(FINFO,"added %s to delete list\n", f_name(file)); |
3333ffbd | 709 | } |
0a25de67 | 710 | |
3333ffbd AT |
711 | /* yuck! This function wouldn't have been necessary if I had the sorting |
712 | algorithm right. Unfortunately fixing the sorting algorithm would introduce | |
713 | a backward incompatibility as file list indexes are sent over the link. | |
714 | */ | |
715 | static int delete_already_done(struct file_list *flist,int j) | |
716 | { | |
717 | int i; | |
bcacc18b | 718 | STRUCT_STAT st; |
3b3a2fbc | 719 | |
3333ffbd | 720 | if (link_stat(f_name(flist->files[j]), &st)) return 1; |
3b3a2fbc | 721 | |
3333ffbd AT |
722 | for (i=0;i<dlist_len;i++) { |
723 | if (st.st_ino == delete_list[i].inode && | |
724 | st.st_dev == delete_list[i].dev) | |
725 | return 1; | |
3b3a2fbc AT |
726 | } |
727 | ||
3b3a2fbc AT |
728 | return 0; |
729 | } | |
730 | ||
731 | ||
e92338c8 AT |
732 | /* this deletes any files on the receiving side that are not present |
733 | on the sending side. For version 1.6.4 I have changed the behaviour | |
734 | to match more closely what most people seem to expect of this option */ | |
c627d613 AT |
735 | static void delete_files(struct file_list *flist) |
736 | { | |
3333ffbd AT |
737 | struct file_list *local_file_list; |
738 | int i, j; | |
739 | char *name; | |
4fe159a8 | 740 | |
3333ffbd AT |
741 | if (cvs_exclude) |
742 | add_cvs_excludes(); | |
6ba9279f | 743 | |
3333ffbd | 744 | if (io_error) { |
9486289c | 745 | rprintf(FINFO,"IO error encountered - skipping file deletion\n"); |
3333ffbd AT |
746 | return; |
747 | } | |
3b3a2fbc | 748 | |
3333ffbd AT |
749 | for (j=0;j<flist->count;j++) { |
750 | if (!S_ISDIR(flist->files[j]->mode) || | |
751 | !(flist->files[j]->flags & FLAG_DELETE)) continue; | |
3b3a2fbc | 752 | |
7b1ce0d7 AT |
753 | if (remote_version < 19 && |
754 | delete_already_done(flist, j)) continue; | |
0a25de67 | 755 | |
3333ffbd | 756 | name = strdup(f_name(flist->files[j])); |
3b3a2fbc | 757 | |
3333ffbd AT |
758 | if (!(local_file_list = send_file_list(-1,1,&name))) { |
759 | free(name); | |
760 | continue; | |
761 | } | |
3b3a2fbc | 762 | |
3333ffbd | 763 | if (verbose > 1) |
9486289c | 764 | rprintf(FINFO,"deleting in %s\n", name); |
e92338c8 | 765 | |
3333ffbd AT |
766 | for (i=local_file_list->count-1;i>=0;i--) { |
767 | if (!local_file_list->files[i]->basename) continue; | |
7b1ce0d7 AT |
768 | if (remote_version < 19 && |
769 | S_ISDIR(local_file_list->files[i]->mode)) | |
3333ffbd AT |
770 | add_delete_entry(local_file_list->files[i]); |
771 | if (-1 == flist_find(flist,local_file_list->files[i])) { | |
772 | delete_one(local_file_list->files[i]); | |
773 | } | |
774 | } | |
775 | flist_free(local_file_list); | |
776 | free(name); | |
777 | } | |
c627d613 AT |
778 | } |
779 | ||
34ccb63e AT |
780 | void sig_int(void) |
781 | { | |
782 | exit_cleanup(1); | |
c627d613 AT |
783 | } |
784 | ||
785 | ||
c627d613 | 786 | |
c627d613 | 787 | |
a800434a AT |
788 | static int get_tmpname(char *fnametmp, char *fname) |
789 | { | |
790 | char *f; | |
791 | ||
792 | /* open tmp file */ | |
793 | if (tmpdir) { | |
794 | f = strrchr(fname,'/'); | |
795 | if (f == NULL) | |
796 | f = fname; | |
797 | else | |
798 | f++; | |
799 | if (strlen(tmpdir)+strlen(f)+10 > MAXPATHLEN) { | |
800 | rprintf(FERROR,"filename too long\n"); | |
801 | return 0; | |
802 | } | |
803 | slprintf(fnametmp,MAXPATHLEN-1, "%s/.%s.XXXXXX",tmpdir,f); | |
804 | return 1; | |
805 | } | |
c627d613 | 806 | |
a800434a AT |
807 | f = strrchr(fname,'/'); |
808 | ||
809 | if (strlen(fname)+9 > MAXPATHLEN) { | |
810 | rprintf(FERROR,"filename too long\n"); | |
811 | return 0; | |
c6e7fcb4 | 812 | } |
c627d613 | 813 | |
a800434a AT |
814 | if (f) { |
815 | *f = 0; | |
816 | slprintf(fnametmp,MAXPATHLEN-1,"%s/.%s.XXXXXX", | |
817 | fname,f+1); | |
818 | *f = '/'; | |
819 | } else { | |
820 | slprintf(fnametmp,MAXPATHLEN-1,".%s.XXXXXX",fname); | |
821 | } | |
c627d613 | 822 | |
a800434a AT |
823 | return 1; |
824 | } | |
c627d613 | 825 | |
c95da96a AT |
826 | /* finish off a file transfer, renaming the file and setting the permissions |
827 | and ownership */ | |
828 | static void finish_transfer(char *fname, char *fnametmp, struct file_struct *file) | |
829 | { | |
830 | if (make_backups) { | |
831 | char fnamebak[MAXPATHLEN]; | |
832 | if (strlen(fname) + strlen(backup_suffix) > (MAXPATHLEN-1)) { | |
833 | rprintf(FERROR,"backup filename too long\n"); | |
834 | return; | |
835 | } | |
836 | slprintf(fnamebak,sizeof(fnamebak)-1,"%s%s",fname,backup_suffix); | |
837 | if (do_rename(fname,fnamebak) != 0 && errno != ENOENT) { | |
838 | rprintf(FERROR,"rename %s %s : %s\n",fname,fnamebak,strerror(errno)); | |
839 | return; | |
840 | } | |
841 | } | |
842 | ||
843 | /* move tmp file over real file */ | |
844 | if (do_rename(fnametmp,fname) != 0) { | |
845 | if (errno == EXDEV) { | |
846 | /* rename failed on cross-filesystem link. | |
847 | Copy the file instead. */ | |
848 | if (copy_file(fnametmp,fname, file->mode)) { | |
849 | rprintf(FERROR,"copy %s -> %s : %s\n", | |
850 | fnametmp,fname,strerror(errno)); | |
851 | } else { | |
852 | set_perms(fname,file,NULL,0); | |
853 | } | |
854 | do_unlink(fnametmp); | |
855 | } else { | |
856 | rprintf(FERROR,"rename %s -> %s : %s\n", | |
857 | fnametmp,fname,strerror(errno)); | |
858 | do_unlink(fnametmp); | |
859 | } | |
860 | } else { | |
861 | set_perms(fname,file,NULL,0); | |
862 | } | |
863 | } | |
864 | ||
865 | ||
a800434a AT |
866 | int recv_files(int f_in,struct file_list *flist,char *local_name,int f_gen) |
867 | { | |
868 | int fd1,fd2; | |
869 | STRUCT_STAT st; | |
870 | char *fname; | |
871 | char fnametmp[MAXPATHLEN]; | |
872 | struct map_struct *buf; | |
873 | int i; | |
874 | struct file_struct *file; | |
875 | int phase=0; | |
876 | int recv_ok; | |
877 | ||
878 | if (verbose > 2) { | |
879 | rprintf(FINFO,"recv_files(%d) starting\n",flist->count); | |
880 | } | |
c627d613 | 881 | |
a800434a AT |
882 | if (recurse && delete_mode && !local_name && flist->count>0) { |
883 | delete_files(flist); | |
884 | } | |
c627d613 | 885 | |
a800434a | 886 | while (1) { |
c95da96a | 887 | cleanup_fname = NULL; |
fe055c71 | 888 | cleanup_got_literal = 0; |
c95da96a | 889 | |
a800434a AT |
890 | i = read_int(f_in); |
891 | if (i == -1) { | |
892 | if (phase==0 && remote_version >= 13) { | |
893 | phase++; | |
894 | csum_length = SUM_LENGTH; | |
895 | if (verbose > 2) | |
896 | rprintf(FINFO,"recv_files phase=%d\n",phase); | |
897 | write_int(f_gen,-1); | |
898 | continue; | |
899 | } | |
900 | break; | |
901 | } | |
c627d613 | 902 | |
a800434a AT |
903 | if (i < 0 || i >= flist->count) { |
904 | rprintf(FERROR,"Invalid file index %d in recv_files (count=%d)\n", | |
905 | i, flist->count); | |
906 | exit_cleanup(1); | |
907 | } | |
c627d613 | 908 | |
a800434a AT |
909 | file = flist->files[i]; |
910 | fname = f_name(file); | |
c627d613 | 911 | |
a800434a AT |
912 | stats.num_transferred_files++; |
913 | stats.total_transferred_size += file->length; | |
c627d613 | 914 | |
a800434a AT |
915 | if (local_name) |
916 | fname = local_name; | |
c627d613 | 917 | |
a800434a AT |
918 | if (dry_run) { |
919 | if (!am_server && verbose) | |
1f658d42 | 920 | rprintf(FINFO,"%s\n",fname); |
a800434a AT |
921 | continue; |
922 | } | |
c627d613 | 923 | |
a800434a AT |
924 | if (verbose > 2) |
925 | rprintf(FINFO,"recv_files(%s)\n",fname); | |
c627d613 | 926 | |
a800434a AT |
927 | /* open the file */ |
928 | fd1 = open(fname,O_RDONLY); | |
c627d613 | 929 | |
a800434a AT |
930 | if (fd1 != -1 && do_fstat(fd1,&st) != 0) { |
931 | rprintf(FERROR,"fstat %s : %s\n",fname,strerror(errno)); | |
eb86d661 | 932 | receive_data(f_in,NULL,-1,NULL,file->length); |
a800434a AT |
933 | close(fd1); |
934 | continue; | |
935 | } | |
c627d613 | 936 | |
a800434a AT |
937 | if (fd1 != -1 && !S_ISREG(st.st_mode)) { |
938 | rprintf(FERROR,"%s : not a regular file (recv_files)\n",fname); | |
eb86d661 | 939 | receive_data(f_in,NULL,-1,NULL,file->length); |
a800434a AT |
940 | close(fd1); |
941 | continue; | |
942 | } | |
c627d613 | 943 | |
a800434a AT |
944 | if (fd1 != -1 && st.st_size > 0) { |
945 | buf = map_file(fd1,st.st_size); | |
946 | if (verbose > 2) | |
947 | rprintf(FINFO,"recv mapped %s of size %d\n",fname,(int)st.st_size); | |
948 | } else { | |
949 | buf = NULL; | |
950 | } | |
c627d613 | 951 | |
a800434a AT |
952 | if (!get_tmpname(fnametmp,fname)) { |
953 | if (buf) unmap_file(buf); | |
954 | close(fd1); | |
955 | continue; | |
956 | } | |
c627d613 | 957 | |
a800434a AT |
958 | if (NULL == do_mktemp(fnametmp)) { |
959 | rprintf(FERROR,"mktemp %s failed\n",fnametmp); | |
eb86d661 | 960 | receive_data(f_in,buf,-1,NULL,file->length); |
a800434a AT |
961 | if (buf) unmap_file(buf); |
962 | close(fd1); | |
963 | continue; | |
964 | } | |
9e31c482 | 965 | |
22b19332 AT |
966 | /* we initially set the perms without the |
967 | setuid/setgid bits to ensure that there is no race | |
968 | condition. They are then correctly updated after | |
969 | the lchown. Thanks to snabb@epipe.fi for pointing | |
970 | this out */ | |
971 | fd2 = do_open(fnametmp,O_WRONLY|O_CREAT|O_EXCL, | |
972 | file->mode & ACCESSPERMS); | |
973 | ||
a800434a AT |
974 | if (fd2 == -1 && relative_paths && errno == ENOENT && |
975 | create_directory_path(fnametmp) == 0) { | |
22b19332 AT |
976 | fd2 = do_open(fnametmp,O_WRONLY|O_CREAT|O_EXCL, |
977 | file->mode & ACCESSPERMS); | |
a800434a AT |
978 | } |
979 | if (fd2 == -1) { | |
980 | rprintf(FERROR,"open %s : %s\n",fnametmp,strerror(errno)); | |
eb86d661 | 981 | receive_data(f_in,buf,-1,NULL,file->length); |
a800434a AT |
982 | if (buf) unmap_file(buf); |
983 | close(fd1); | |
984 | continue; | |
985 | } | |
986 | ||
987 | cleanup_fname = fnametmp; | |
c95da96a AT |
988 | cleanup_new_fname = fname; |
989 | cleanup_file = file; | |
a800434a AT |
990 | |
991 | if (!am_server && verbose) | |
1f658d42 | 992 | rprintf(FINFO,"%s\n",fname); |
a800434a AT |
993 | |
994 | /* recv file data */ | |
eb86d661 | 995 | recv_ok = receive_data(f_in,buf,fd2,fname,file->length); |
a800434a AT |
996 | |
997 | if (buf) unmap_file(buf); | |
998 | if (fd1 != -1) { | |
999 | close(fd1); | |
1000 | } | |
1001 | close(fd2); | |
1002 | ||
1003 | if (verbose > 2) | |
1004 | rprintf(FINFO,"renaming %s to %s\n",fnametmp,fname); | |
7c596906 | 1005 | |
c95da96a AT |
1006 | finish_transfer(fname, fnametmp, file); |
1007 | ||
a800434a | 1008 | cleanup_fname = NULL; |
a800434a AT |
1009 | |
1010 | if (!recv_ok) { | |
1011 | if (csum_length == SUM_LENGTH) { | |
1012 | rprintf(FERROR,"ERROR: file corruption in %s. File changed during transfer?\n", | |
1013 | fname); | |
1014 | } else { | |
1015 | if (verbose > 1) | |
1016 | rprintf(FINFO,"redoing %s(%d)\n",fname,i); | |
1017 | write_int(f_gen,i); | |
1018 | } | |
1019 | } | |
1020 | } | |
7b8356d0 | 1021 | |
a800434a AT |
1022 | if (preserve_hard_links) |
1023 | do_hard_links(flist); | |
1024 | ||
1025 | /* now we need to fix any directory permissions that were | |
1026 | modified during the transfer */ | |
1027 | for (i = 0; i < flist->count; i++) { | |
1028 | file = flist->files[i]; | |
1029 | if (!file->basename || !S_ISDIR(file->mode)) continue; | |
1030 | recv_generator(f_name(file),flist,i,-1); | |
1031 | } | |
1032 | ||
1033 | if (verbose > 2) | |
1034 | rprintf(FINFO,"recv_files finished\n"); | |
1035 | ||
1036 | return 0; | |
c627d613 AT |
1037 | } |
1038 | ||
1039 | ||
1040 | ||
71c46176 | 1041 | void send_files(struct file_list *flist,int f_out,int f_in) |
c627d613 AT |
1042 | { |
1043 | int fd; | |
1044 | struct sum_struct *s; | |
c6e7fcb4 | 1045 | struct map_struct *buf; |
bcacc18b | 1046 | STRUCT_STAT st; |
c627d613 | 1047 | char fname[MAXPATHLEN]; |
c627d613 | 1048 | int i; |
dc5ddbcc | 1049 | struct file_struct *file; |
c6e7fcb4 | 1050 | int phase = 0; |
c627d613 AT |
1051 | |
1052 | if (verbose > 2) | |
9486289c | 1053 | rprintf(FINFO,"send_files starting\n"); |
c627d613 | 1054 | |
4c36ddbe | 1055 | setup_readbuffer(f_in); |
720b47f2 | 1056 | |
e7ebc36c | 1057 | while (1) { |
1d3754ae AT |
1058 | int offset=0; |
1059 | ||
e7ebc36c AT |
1060 | i = read_int(f_in); |
1061 | if (i == -1) { | |
1062 | if (phase==0 && remote_version >= 13) { | |
1063 | phase++; | |
1064 | csum_length = SUM_LENGTH; | |
1065 | write_int(f_out,-1); | |
e7ebc36c | 1066 | if (verbose > 2) |
9486289c | 1067 | rprintf(FINFO,"send_files phase=%d\n",phase); |
e7ebc36c AT |
1068 | continue; |
1069 | } | |
1070 | break; | |
1071 | } | |
c627d613 | 1072 | |
a800434a AT |
1073 | if (i < 0 || i >= flist->count) { |
1074 | rprintf(FERROR,"Invalid file index %d (count=%d)\n", | |
1075 | i, flist->count); | |
1076 | exit_cleanup(1); | |
1077 | } | |
1078 | ||
e7ebc36c AT |
1079 | file = flist->files[i]; |
1080 | ||
a800434a AT |
1081 | stats.num_transferred_files++; |
1082 | stats.total_transferred_size += file->length; | |
1083 | ||
e7ebc36c AT |
1084 | fname[0] = 0; |
1085 | if (file->basedir) { | |
7a6421fa | 1086 | strlcpy(fname,file->basedir,MAXPATHLEN-1); |
e7ebc36c | 1087 | if (strlen(fname) == MAXPATHLEN-1) { |
6ba9279f | 1088 | io_error = 1; |
9486289c | 1089 | rprintf(FERROR, "send_files failed on long-named directory %s\n", |
e7ebc36c | 1090 | fname); |
71c46176 | 1091 | return; |
e7ebc36c | 1092 | } |
e42c9458 | 1093 | strlcat(fname,"/",MAXPATHLEN-1); |
7796395a | 1094 | offset = strlen(file->basedir)+1; |
e7ebc36c | 1095 | } |
e42c9458 | 1096 | strlcat(fname,f_name(file),MAXPATHLEN-strlen(fname)); |
e7ebc36c AT |
1097 | |
1098 | if (verbose > 2) | |
9486289c | 1099 | rprintf(FINFO,"send_files(%d,%s)\n",i,fname); |
e7ebc36c AT |
1100 | |
1101 | if (dry_run) { | |
1102 | if (!am_server && verbose) | |
1f658d42 | 1103 | rprintf(FINFO,"%s\n",fname); |
e7ebc36c AT |
1104 | write_int(f_out,i); |
1105 | continue; | |
1106 | } | |
c627d613 | 1107 | |
e7ebc36c AT |
1108 | s = receive_sums(f_in); |
1109 | if (!s) { | |
6ba9279f | 1110 | io_error = 1; |
9486289c | 1111 | rprintf(FERROR,"receive_sums failed\n"); |
71c46176 | 1112 | return; |
e7ebc36c AT |
1113 | } |
1114 | ||
1115 | fd = open(fname,O_RDONLY); | |
1116 | if (fd == -1) { | |
6ba9279f | 1117 | io_error = 1; |
9486289c | 1118 | rprintf(FERROR,"send_files failed to open %s: %s\n", |
e7ebc36c | 1119 | fname,strerror(errno)); |
0b910560 | 1120 | free_sums(s); |
e7ebc36c AT |
1121 | continue; |
1122 | } | |
1123 | ||
1124 | /* map the local file */ | |
bcacc18b | 1125 | if (do_fstat(fd,&st) != 0) { |
6ba9279f | 1126 | io_error = 1; |
9486289c | 1127 | rprintf(FERROR,"fstat failed : %s\n",strerror(errno)); |
0b910560 | 1128 | free_sums(s); |
e7ebc36c | 1129 | close(fd); |
71c46176 | 1130 | return; |
e7ebc36c AT |
1131 | } |
1132 | ||
1133 | if (st.st_size > 0) { | |
1134 | buf = map_file(fd,st.st_size); | |
1135 | } else { | |
1136 | buf = NULL; | |
1137 | } | |
1138 | ||
1139 | if (verbose > 2) | |
9486289c | 1140 | rprintf(FINFO,"send_files mapped %s of size %d\n", |
e7ebc36c AT |
1141 | fname,(int)st.st_size); |
1142 | ||
1143 | write_int(f_out,i); | |
1144 | ||
1145 | write_int(f_out,s->count); | |
1146 | write_int(f_out,s->n); | |
1147 | write_int(f_out,s->remainder); | |
1148 | ||
1149 | if (verbose > 2) | |
9486289c | 1150 | rprintf(FINFO,"calling match_sums %s\n",fname); |
e7ebc36c AT |
1151 | |
1152 | if (!am_server && verbose) | |
1f658d42 | 1153 | rprintf(FINFO,"%s\n",fname+offset); |
e7ebc36c AT |
1154 | |
1155 | match_sums(f_out,s,buf,st.st_size); | |
e7ebc36c AT |
1156 | |
1157 | if (buf) unmap_file(buf); | |
1158 | close(fd); | |
1159 | ||
1160 | free_sums(s); | |
1161 | ||
1162 | if (verbose > 2) | |
9486289c | 1163 | rprintf(FINFO,"sender finished %s\n",fname); |
e7ebc36c | 1164 | } |
c627d613 | 1165 | |
dc5ddbcc | 1166 | if (verbose > 2) |
9486289c | 1167 | rprintf(FINFO,"send files finished\n"); |
dc5ddbcc | 1168 | |
c627d613 AT |
1169 | match_report(); |
1170 | ||
1171 | write_int(f_out,-1); | |
c627d613 AT |
1172 | } |
1173 | ||
1174 | ||
1175 | ||
c6e7fcb4 | 1176 | void generate_files(int f,struct file_list *flist,char *local_name,int f_recv) |
c627d613 AT |
1177 | { |
1178 | int i; | |
9e31c482 | 1179 | int phase=0; |
c627d613 AT |
1180 | |
1181 | if (verbose > 2) | |
9486289c | 1182 | rprintf(FINFO,"generator starting pid=%d count=%d\n", |
c627d613 AT |
1183 | (int)getpid(),flist->count); |
1184 | ||
1185 | for (i = 0; i < flist->count; i++) { | |
3ec4dd97 | 1186 | struct file_struct *file = flist->files[i]; |
7b8356d0 | 1187 | mode_t saved_mode = file->mode; |
3ec4dd97 | 1188 | if (!file->basename) continue; |
7b8356d0 AT |
1189 | |
1190 | /* we need to ensure that any directories we create have writeable | |
1191 | permissions initially so that we can create the files within | |
1192 | them. This is then fixed after the files are transferred */ | |
1193 | if (!am_root && S_ISDIR(file->mode)) { | |
1194 | file->mode |= S_IWUSR; /* user write */ | |
c627d613 | 1195 | } |
7b8356d0 | 1196 | |
3ec4dd97 | 1197 | recv_generator(local_name?local_name:f_name(file), |
c627d613 | 1198 | flist,i,f); |
7b8356d0 AT |
1199 | |
1200 | file->mode = saved_mode; | |
c627d613 | 1201 | } |
c6e7fcb4 | 1202 | |
9e31c482 AT |
1203 | phase++; |
1204 | csum_length = SUM_LENGTH; | |
1205 | ignore_times=1; | |
1206 | ||
1207 | if (verbose > 2) | |
9486289c | 1208 | rprintf(FINFO,"generate_files phase=%d\n",phase); |
9e31c482 | 1209 | |
c627d613 | 1210 | write_int(f,-1); |
c6e7fcb4 | 1211 | |
6ba9279f AT |
1212 | /* we expect to just sit around now, so don't exit on a timeout. If we |
1213 | really get a timeout then the other process should exit */ | |
1214 | io_timeout = 0; | |
1215 | ||
c6e7fcb4 | 1216 | if (remote_version >= 13) { |
7b8356d0 AT |
1217 | /* in newer versions of the protocol the files can cycle through |
1218 | the system more than once to catch initial checksum errors */ | |
c6e7fcb4 | 1219 | for (i=read_int(f_recv); i != -1; i=read_int(f_recv)) { |
3ec4dd97 AT |
1220 | struct file_struct *file = flist->files[i]; |
1221 | recv_generator(local_name?local_name:f_name(file), | |
c6e7fcb4 AT |
1222 | flist,i,f); |
1223 | } | |
1224 | ||
9e31c482 AT |
1225 | phase++; |
1226 | if (verbose > 2) | |
9486289c | 1227 | rprintf(FINFO,"generate_files phase=%d\n",phase); |
9e31c482 | 1228 | |
c6e7fcb4 | 1229 | write_int(f,-1); |
c6e7fcb4 | 1230 | } |
c627d613 | 1231 | } |
dc5ddbcc AT |
1232 | |
1233 |