2 * Routines that are exclusive to the generator process.
4 * Copyright (C) 1996-2000 Andrew Tridgell
5 * Copyright (C) 1996 Paul Mackerras
6 * Copyright (C) 2002 Martin Pool <mbp@samba.org>
7 * Copyright (C) 2003-2018 Wayne Davison
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, visit the http://fsf.org website.
29 extern int stdout_format_has_i;
30 extern int logfile_format_has_i;
34 extern int inc_recurse;
35 extern int relative_paths;
36 extern int implied_dirs;
37 extern int keep_dirlinks;
38 extern int preserve_acls;
39 extern int preserve_xattrs;
40 extern int preserve_links;
41 extern int preserve_devices;
42 extern int preserve_specials;
43 extern int preserve_hard_links;
44 extern int preserve_executability;
45 extern int preserve_perms;
46 extern int preserve_times;
47 extern int delete_mode;
48 extern int delete_before;
49 extern int delete_during;
50 extern int delete_after;
51 extern int missing_args;
52 extern int msgdone_cnt;
53 extern int ignore_errors;
54 extern int remove_source_files;
55 extern int delay_updates;
56 extern int update_only;
57 extern int human_readable;
58 extern int ignore_existing;
59 extern int ignore_non_existing;
60 extern int want_xattr_optim;
62 extern int append_mode;
63 extern int make_backups;
64 extern int csum_length;
65 extern int ignore_times;
67 extern OFF_T max_size;
68 extern OFF_T min_size;
71 extern int allowed_lull;
72 extern int sock_f_out;
73 extern int protocol_version;
74 extern int file_total;
75 extern int fuzzy_basis;
76 extern int always_checksum;
77 extern int flist_csum_len;
78 extern char *partial_dir;
79 extern int compare_dest;
82 extern int whole_file;
84 extern int read_batch;
85 extern int write_batch;
86 extern int safe_symlinks;
87 extern long block_size; /* "long" because popt can't set an int32. */
88 extern int unsort_ndx;
89 extern int max_delete;
90 extern int force_delete;
91 extern int one_file_system;
92 extern int skipped_deletes;
93 extern dev_t filesystem_dev;
94 extern mode_t orig_umask;
97 extern char *basis_dir[MAX_BASIS_DIRS+1];
98 extern struct file_list *cur_flist, *first_flist, *dir_flist;
99 extern filter_rule_list filter_list, daemon_filter_list;
101 int maybe_ATTRS_REPORT = 0;
102 int maybe_ATTRS_SET_NANO = 0;
104 static dev_t dev_zero;
105 static int deldelay_size = 0, deldelay_cnt = 0;
106 static char *deldelay_buf = NULL;
107 static int deldelay_fd = -1;
108 static int loopchk_limit;
109 static int dir_tweaking;
110 static int symlink_timeset_failed_flags;
111 static int need_retouch_dir_times;
112 static int need_retouch_dir_perms;
113 static const char *solo_file = NULL;
116 TYPE_DIR, TYPE_SPECIAL, TYPE_DEVICE, TYPE_SYMLINK
119 /* Forward declarations. */
120 #ifdef SUPPORT_HARD_LINKS
121 static void handle_skipped_hlink(struct file_struct *file, int itemizing,
122 enum logcode code, int f_out);
125 #define EARLY_DELAY_DONE_MSG() (!delay_updates)
126 #define EARLY_DELETE_DONE_MSG() (!(delete_during == 2 || delete_after))
128 static int start_delete_delay_temp(void)
130 char fnametmp[MAXPATHLEN];
131 int save_dry_run = dry_run;
134 if (!get_tmpname(fnametmp, "deldelay", False)
135 || (deldelay_fd = do_mkstemp(fnametmp, 0600)) < 0) {
136 rprintf(FINFO, "NOTE: Unable to create delete-delay temp file%s.\n",
137 inc_recurse ? "" : " -- switching to --delete-after");
139 delete_after = !inc_recurse;
140 dry_run = save_dry_run;
144 dry_run = save_dry_run;
148 static int flush_delete_delay(void)
150 if (deldelay_fd < 0 && !start_delete_delay_temp())
152 if (write(deldelay_fd, deldelay_buf, deldelay_cnt) != deldelay_cnt) {
153 rsyserr(FERROR, errno, "flush of delete-delay buffer");
155 delete_after = !inc_recurse;
163 static int remember_delete(struct file_struct *file, const char *fname, int flags)
167 if (deldelay_cnt == deldelay_size && !flush_delete_delay())
170 if (flags & DEL_NO_UID_WRITE)
171 deldelay_buf[deldelay_cnt++] = '!';
174 len = snprintf(deldelay_buf + deldelay_cnt,
175 deldelay_size - deldelay_cnt,
177 (int)file->mode, fname, '\0');
178 if ((deldelay_cnt += len) <= deldelay_size)
181 if (!flush_delete_delay())
188 static int read_delay_line(char *buf, int *flags_p)
190 static int read_pos = 0;
192 char *bp, *past_space;
195 for (j = read_pos; j < deldelay_cnt && deldelay_buf[j]; j++) {}
196 if (j < deldelay_cnt)
198 if (deldelay_fd < 0) {
203 deldelay_cnt -= read_pos;
204 if (deldelay_cnt == deldelay_size)
206 if (deldelay_cnt && read_pos) {
207 memmove(deldelay_buf, deldelay_buf + read_pos,
210 len = read(deldelay_fd, deldelay_buf + deldelay_cnt,
211 deldelay_size - deldelay_cnt);
215 "ERROR: unexpected EOF in delete-delay file.\n");
220 rsyserr(FERROR, errno,
221 "reading delete-delay file");
228 bp = deldelay_buf + read_pos;
231 *flags_p = DEL_NO_UID_WRITE;
235 if (sscanf(bp, "%x ", &mode) != 1) {
237 rprintf(FERROR, "ERROR: invalid data in delete-delay file.\n");
240 past_space = strchr(bp, ' ') + 1;
241 len = j - read_pos - (past_space - bp) + 1; /* count the '\0' */
244 if (len > MAXPATHLEN) {
245 rprintf(FERROR, "ERROR: filename too long in delete-delay file.\n");
249 /* The caller needs the name in a MAXPATHLEN buffer, so we copy it
250 * instead of returning a pointer to our buffer. */
251 memcpy(buf, past_space, len);
256 static void do_delayed_deletions(char *delbuf)
260 if (deldelay_fd >= 0) {
261 if (deldelay_cnt && !flush_delete_delay())
263 lseek(deldelay_fd, 0, 0);
265 while ((mode = read_delay_line(delbuf, &flags)) >= 0)
266 delete_item(delbuf, mode, flags | DEL_RECURSE);
267 if (deldelay_fd >= 0)
271 /* This function is used to implement per-directory deletion, and is used by
272 * all the --delete-WHEN options. Note that the fbuf pointer must point to a
273 * MAXPATHLEN buffer with the name of the directory in it (the functions we
274 * call will append names onto the end, but the old dir value will be restored
276 static void delete_in_dir(char *fbuf, struct file_struct *file, dev_t *fs_dev)
278 static int already_warned = 0;
279 struct file_list *dirlist;
280 char delbuf[MAXPATHLEN];
284 change_local_filter_dir(NULL, 0, 0);
288 if (DEBUG_GTE(DEL, 2))
289 rprintf(FINFO, "delete_in_dir(%s)\n", fbuf);
292 maybe_send_keepalive(time(NULL), MSK_ALLOW_FLUSH);
294 if (io_error & IOERR_GENERAL && !ignore_errors) {
298 "IO error encountered -- skipping file deletion\n");
304 change_local_filter_dir(fbuf, dlen, F_DEPTH(file));
306 if (one_file_system) {
307 if (file->flags & FLAG_TOP_DIR)
308 filesystem_dev = *fs_dev;
309 else if (filesystem_dev != *fs_dev)
313 dirlist = get_dirlist(fbuf, dlen, 0);
315 /* If an item in dirlist is not found in flist, delete it
316 * from the filesystem. */
317 for (i = dirlist->used; i--; ) {
318 struct file_struct *fp = dirlist->files[i];
319 if (!F_IS_ACTIVE(fp))
321 if (fp->flags & FLAG_MOUNT_DIR && S_ISDIR(fp->mode)) {
322 if (INFO_GTE(MOUNT, 1))
323 rprintf(FINFO, "cannot delete mount point: %s\n",
327 /* Here we want to match regardless of file type. Replacement
328 * of a file with one of another type is handled separately by
329 * a delete_item call with a DEL_MAKE_ROOM flag. */
330 if (flist_find_ignore_dirness(cur_flist, fp) < 0) {
331 int flags = DEL_RECURSE;
332 if (!(fp->mode & S_IWUSR) && !am_root && fp->flags & FLAG_OWNED_BY_US)
333 flags |= DEL_NO_UID_WRITE;
335 if (delete_during == 2) {
336 if (!remember_delete(fp, delbuf, flags))
339 delete_item(delbuf, fp->mode, flags);
346 /* This deletes any files on the receiving side that are not present on the
347 * sending side. This is used by --delete-before and --delete-after. */
348 static void do_delete_pass(void)
350 char fbuf[MAXPATHLEN];
354 /* dry_run is incremented when the destination doesn't exist yet. */
355 if (dry_run > 1 || list_only)
358 for (j = 0; j < cur_flist->used; j++) {
359 struct file_struct *file = cur_flist->sorted[j];
361 if (!F_IS_ACTIVE(file))
366 if (!(file->flags & FLAG_CONTENT_DIR)) {
367 change_local_filter_dir(fbuf, strlen(fbuf), F_DEPTH(file));
371 if (DEBUG_GTE(DEL, 1) && file->flags & FLAG_TOP_DIR)
372 rprintf(FINFO, "deleting in %s\n", fbuf);
374 if (link_stat(fbuf, &st, keep_dirlinks) < 0
375 || !S_ISDIR(st.st_mode))
378 delete_in_dir(fbuf, file, &st.st_dev);
380 delete_in_dir(NULL, NULL, &dev_zero);
382 if (INFO_GTE(FLIST, 2) && !am_server)
383 rprintf(FINFO, " \r");
386 static inline int time_diff(STRUCT_STAT *stp, struct file_struct *file)
389 return cmp_time(stp->st_mtime, stp->ST_MTIME_NSEC, file->modtime, F_MOD_NSEC(file));
391 return cmp_time(stp->st_mtime, 0L, file->modtime, 0L);
395 static inline int perms_differ(struct file_struct *file, stat_x *sxp)
398 return !BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS);
400 if (preserve_executability)
401 return (sxp->st.st_mode & 0111 ? 1 : 0) ^ (file->mode & 0111 ? 1 : 0);
406 static inline int ownership_differs(struct file_struct *file, stat_x *sxp)
408 if (am_root && uid_ndx && sxp->st.st_uid != (uid_t)F_OWNER(file))
411 if (gid_ndx && !(file->flags & FLAG_SKIP_GROUP) && sxp->st.st_gid != (gid_t)F_GROUP(file))
418 static inline int acls_differ(const char *fname, struct file_struct *file, stat_x *sxp)
421 if (!ACL_READY(*sxp))
423 if (set_acl(NULL, file, sxp, file->mode))
431 #ifdef SUPPORT_XATTRS
432 static inline int xattrs_differ(const char *fname, struct file_struct *file, stat_x *sxp)
434 if (preserve_xattrs) {
435 if (!XATTR_READY(*sxp))
436 get_xattr(fname, sxp);
437 if (xattr_diff(file, sxp, 0))
445 int unchanged_attrs(const char *fname, struct file_struct *file, stat_x *sxp)
447 if (S_ISLNK(file->mode)) {
448 #ifdef CAN_SET_SYMLINK_TIMES
449 if (preserve_times & PRESERVE_LINK_TIMES && time_diff(&sxp->st, file))
452 #ifdef CAN_CHMOD_SYMLINK
453 if (perms_differ(file, sxp))
456 #ifdef CAN_CHOWN_SYMLINK
457 if (ownership_differs(file, sxp))
460 #if defined SUPPORT_ACLS && 0 /* no current symlink-ACL support */
461 if (acls_differ(fname, file, sxp))
464 #if defined SUPPORT_XATTRS && !defined NO_SYMLINK_XATTRS
465 if (xattrs_differ(fname, file, sxp))
469 if (preserve_times && time_diff(&sxp->st, file))
471 if (perms_differ(file, sxp))
473 if (ownership_differs(file, sxp))
476 if (acls_differ(fname, file, sxp))
479 #ifdef SUPPORT_XATTRS
480 if (xattrs_differ(fname, file, sxp))
488 void itemize(const char *fnamecmp, struct file_struct *file, int ndx, int statret,
489 stat_x *sxp, int32 iflags, uchar fnamecmp_type,
492 if (statret >= 0) { /* A from-dest-dir statret can == 1! */
493 int keep_time = !preserve_times ? 0
494 : S_ISDIR(file->mode) ? preserve_times & PRESERVE_DIR_TIMES
495 : S_ISLNK(file->mode) ? preserve_times & PRESERVE_LINK_TIMES
498 if (S_ISREG(file->mode) && F_LENGTH(file) != sxp->st.st_size)
499 iflags |= ITEM_REPORT_SIZE;
500 if (file->flags & FLAG_TIME_FAILED) { /* symlinks only */
501 if (iflags & ITEM_LOCAL_CHANGE)
502 iflags |= symlink_timeset_failed_flags;
504 ? time_diff(&sxp->st, file)
505 : iflags & (ITEM_TRANSFER|ITEM_LOCAL_CHANGE) && !(iflags & ITEM_MATCHED)
506 && (!(iflags & ITEM_XNAME_FOLLOWS) || *xname))
507 iflags |= ITEM_REPORT_TIME;
508 #if !defined HAVE_LCHMOD && !defined HAVE_SETATTRLIST
509 if (S_ISLNK(file->mode)) {
513 if (preserve_perms) {
514 if (!BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS))
515 iflags |= ITEM_REPORT_PERMS;
516 } else if (preserve_executability
517 && ((sxp->st.st_mode & 0111 ? 1 : 0) ^ (file->mode & 0111 ? 1 : 0)))
518 iflags |= ITEM_REPORT_PERMS;
519 if (uid_ndx && am_root && (uid_t)F_OWNER(file) != sxp->st.st_uid)
520 iflags |= ITEM_REPORT_OWNER;
521 if (gid_ndx && !(file->flags & FLAG_SKIP_GROUP)
522 && sxp->st.st_gid != (gid_t)F_GROUP(file))
523 iflags |= ITEM_REPORT_GROUP;
525 if (preserve_acls && !S_ISLNK(file->mode)) {
526 if (!ACL_READY(*sxp))
527 get_acl(fnamecmp, sxp);
528 if (set_acl(NULL, file, sxp, file->mode))
529 iflags |= ITEM_REPORT_ACL;
532 #ifdef SUPPORT_XATTRS
533 if (preserve_xattrs) {
534 if (!XATTR_READY(*sxp))
535 get_xattr(fnamecmp, sxp);
536 if (xattr_diff(file, sxp, 1))
537 iflags |= ITEM_REPORT_XATTR;
541 #ifdef SUPPORT_XATTRS
542 if (preserve_xattrs && xattr_diff(file, NULL, 1))
543 iflags |= ITEM_REPORT_XATTR;
545 iflags |= ITEM_IS_NEW;
549 if ((iflags & (SIGNIFICANT_ITEM_FLAGS|ITEM_REPORT_XATTR) || INFO_GTE(NAME, 2)
550 || stdout_format_has_i > 1 || (xname && *xname)) && !read_batch) {
551 if (protocol_version >= 29) {
553 write_ndx(sock_f_out, ndx);
554 write_shortint(sock_f_out, iflags);
555 if (iflags & ITEM_BASIS_TYPE_FOLLOWS)
556 write_byte(sock_f_out, fnamecmp_type);
557 if (iflags & ITEM_XNAME_FOLLOWS)
558 write_vstring(sock_f_out, xname, strlen(xname));
559 #ifdef SUPPORT_XATTRS
560 if (preserve_xattrs && do_xfers
561 && iflags & (ITEM_REPORT_XATTR|ITEM_TRANSFER)) {
562 int fd = iflags & ITEM_REPORT_XATTR
563 && !(want_xattr_optim && BITS_SET(iflags, ITEM_XNAME_FOLLOWS|ITEM_LOCAL_CHANGE))
565 send_xattr_request(NULL, file, fd);
568 } else if (ndx >= 0) {
569 enum logcode code = logfile_format_has_i ? FINFO : FCLIENT;
570 log_item(code, file, iflags, xname);
576 /* Perform our quick-check heuristic for determining if a file is unchanged. */
577 int unchanged_file(char *fn, struct file_struct *file, STRUCT_STAT *st)
579 if (st->st_size != F_LENGTH(file))
582 /* if always checksum is set then we use the checksum instead
583 of the file time to determine whether to sync */
584 if (always_checksum > 0 && S_ISREG(st->st_mode)) {
585 char sum[MAX_DIGEST_LEN];
586 file_checksum(fn, st, sum);
587 return memcmp(sum, F_SUM(file), flist_csum_len) == 0;
596 return time_diff(st, file) == 0;
601 * set (initialize) the size entries in the per-file sum_struct
602 * calculating dynamic block and checksum sizes.
604 * This is only called from generate_and_send_sums() but is a separate
605 * function to encapsulate the logic.
607 * The block size is a rounded square root of file length.
609 * The checksum size is determined according to:
610 * blocksum_bits = BLOCKSUM_BIAS + 2*log2(file_len) - log2(block_len)
611 * provided by Donovan Baarda which gives a probability of rsync
612 * algorithm corrupting data and falling back using the whole md4
615 * This might be made one of several selectable heuristics.
617 static void sum_sizes_sqroot(struct sum_struct *sum, int64 len)
624 /* The file length overflowed our int64 var, so we can't process this file. */
625 sum->count = -1; /* indicate overflow error */
630 blength = block_size;
631 else if (len <= BLOCK_SIZE * BLOCK_SIZE)
632 blength = BLOCK_SIZE;
634 int32 max_blength = protocol_version < 30 ? OLD_MAX_BLOCK_SIZE : MAX_BLOCK_SIZE;
637 for (c = 1, l = len, cnt = 0; l >>= 2; c <<= 1, cnt++) {}
638 if (c < 0 || c >= max_blength)
639 blength = max_blength;
644 if (len < (int64)blength * blength)
647 } while (c >= 8); /* round to multiple of 8 */
648 blength = MAX(blength, BLOCK_SIZE);
652 if (protocol_version < 27) {
653 s2length = csum_length;
654 } else if (csum_length == SUM_LENGTH) {
655 s2length = SUM_LENGTH;
658 int b = BLOCKSUM_BIAS;
659 for (l = len; l >>= 1; b += 2) {}
660 for (c = blength; (c >>= 1) && b; b--) {}
661 /* add a bit, subtract rollsum, round up. */
662 s2length = (b + 1 - 32 + 7) / 8; /* --optimize in compiler-- */
663 s2length = MAX(s2length, csum_length);
664 s2length = MIN(s2length, SUM_LENGTH);
668 sum->blength = blength;
669 sum->s2length = s2length;
670 sum->remainder = (int32)(len % blength);
671 sum->count = (int32)(l = (len / blength) + (sum->remainder != 0));
673 if ((int64)sum->count != l)
676 if (sum->count && DEBUG_GTE(DELTASUM, 2)) {
678 "count=%s rem=%ld blength=%ld s2length=%d flength=%s\n",
679 big_num(sum->count), (long)sum->remainder, (long)sum->blength,
680 sum->s2length, big_num(sum->flength));
686 * Generate and send a stream of signatures/checksums that describe a buffer
688 * Generate approximately one checksum every block_len bytes.
690 static int generate_and_send_sums(int fd, OFF_T len, int f_out, int f_copy)
693 struct map_struct *mapbuf;
694 struct sum_struct sum;
697 sum_sizes_sqroot(&sum, len);
700 write_sum_head(f_out, &sum);
702 if (append_mode > 0 && f_copy < 0)
706 mapbuf = map_file(fd, len, MAX_MAP_SIZE, sum.blength);
710 for (i = 0; i < sum.count; i++) {
711 int32 n1 = (int32)MIN(len, (OFF_T)sum.blength);
712 char *map = map_ptr(mapbuf, offset, n1);
713 char sum2[SUM_LENGTH];
720 full_write(f_copy, map, n1);
725 sum1 = get_checksum1(map, n1);
726 get_checksum2(map, n1, sum2);
728 if (DEBUG_GTE(DELTASUM, 3)) {
730 "chunk[%s] offset=%s len=%ld sum1=%08lx\n",
731 big_num(i), big_num(offset - n1), (long)n1,
732 (unsigned long)sum1);
734 write_int(f_out, sum1);
735 write_buf(f_out, sum2, sum.s2length);
745 /* Try to find a filename in the same dir as "fname" with a similar name. */
746 static struct file_struct *find_fuzzy(struct file_struct *file, struct file_list *dirlist_array[], uchar *fnamecmp_type_ptr)
748 int fname_len, fname_suf_len;
749 const char *fname_suf, *fname = file->basename;
750 uint32 lowest_dist = 25 << 16; /* ignore a distance greater than 25 */
752 struct file_struct *lowest_fp = NULL;
754 fname_len = strlen(fname);
755 fname_suf = find_filename_suffix(fname, fname_len, &fname_suf_len);
757 /* Try to find an exact size+mtime match first. */
758 for (i = 0; i < fuzzy_basis; i++) {
759 struct file_list *dirlist = dirlist_array[i];
764 for (j = 0; j < dirlist->used; j++) {
765 struct file_struct *fp = dirlist->files[j];
767 if (!F_IS_ACTIVE(fp))
770 if (!S_ISREG(fp->mode) || !F_LENGTH(fp) || fp->flags & FLAG_FILE_SENT)
773 if (F_LENGTH(fp) == F_LENGTH(file) && cmp_time(fp->modtime, 0L, file->modtime, 0L) == 0) {
774 if (DEBUG_GTE(FUZZY, 2))
775 rprintf(FINFO, "fuzzy size/modtime match for %s\n", f_name(fp, NULL));
776 *fnamecmp_type_ptr = FNAMECMP_FUZZY + i;
783 for (i = 0; i < fuzzy_basis; i++) {
784 struct file_list *dirlist = dirlist_array[i];
789 for (j = 0; j < dirlist->used; j++) {
790 struct file_struct *fp = dirlist->files[j];
791 const char *suf, *name;
795 if (!F_IS_ACTIVE(fp))
798 if (!S_ISREG(fp->mode) || !F_LENGTH(fp) || fp->flags & FLAG_FILE_SENT)
803 suf = find_filename_suffix(name, len, &suf_len);
805 dist = fuzzy_distance(name, len, fname, fname_len);
806 /* Add some extra weight to how well the suffixes match. */
807 dist += fuzzy_distance(suf, suf_len, fname_suf, fname_suf_len) * 10;
808 if (DEBUG_GTE(FUZZY, 2)) {
809 rprintf(FINFO, "fuzzy distance for %s = %d.%05d\n",
810 f_name(fp, NULL), (int)(dist>>16), (int)(dist&0xFFFF));
812 if (dist <= lowest_dist) {
815 *fnamecmp_type_ptr = FNAMECMP_FUZZY + i;
823 /* Copy a file found in our --copy-dest handling. */
824 static int copy_altdest_file(const char *src, const char *dest, struct file_struct *file)
826 char buf[MAXPATHLEN];
827 const char *copy_to, *partialptr;
828 int save_preserve_xattrs = preserve_xattrs;
832 /* Let copy_file open the destination in place. */
836 fd_w = open_tmpfile(buf, dest, file);
841 cleanup_set(copy_to, NULL, NULL, -1, -1);
842 if (copy_file(src, copy_to, fd_w, file->mode) < 0) {
843 if (INFO_GTE(COPY, 1)) {
844 rsyserr(FINFO, errno, "copy_file %s => %s",
845 full_fname(src), copy_to);
847 /* Try to clean up. */
852 partialptr = partial_dir ? partial_dir_fname(dest) : NULL;
853 preserve_xattrs = 0; /* xattrs were copied with file */
854 ok = finish_transfer(dest, copy_to, src, partialptr, file, 1, 0);
855 preserve_xattrs = save_preserve_xattrs;
860 /* This is only called for regular files. We return -2 if we've finished
861 * handling the file, -1 if no dest-linking occurred, or a non-negative
862 * value if we found an alternate basis file. If we're called with the
863 * find_exact_for_existing flag, the destination file already exists, so
864 * we only try to find an exact alt-dest match. In this case, the returns
865 * are only -2 & -1 (both as above). */
866 static int try_dests_reg(struct file_struct *file, char *fname, int ndx,
867 char *cmpbuf, stat_x *sxp, int find_exact_for_existing,
868 int itemizing, enum logcode code)
870 STRUCT_STAT real_st = sxp->st;
876 pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
877 if (link_stat(cmpbuf, &sxp->st, 0) < 0 || !S_ISREG(sxp->st.st_mode))
879 switch (match_level) {
885 if (!unchanged_file(cmpbuf, file, &sxp->st))
891 if (!unchanged_attrs(cmpbuf, file, sxp)) {
900 } while (basis_dir[++j] != NULL);
903 goto got_nothing_for_ya;
905 if (j != best_match) {
907 pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
908 if (link_stat(cmpbuf, &sxp->st, 0) < 0)
909 goto got_nothing_for_ya;
912 if (match_level == 3 && !copy_dest) {
913 if (find_exact_for_existing) {
914 if (link_dest && real_st.st_dev == sxp->st.st_dev && real_st.st_ino == sxp->st.st_ino)
916 if (do_unlink(fname) < 0 && errno != ENOENT)
917 goto got_nothing_for_ya;
919 #ifdef SUPPORT_HARD_LINKS
921 if (!hard_link_one(file, fname, cmpbuf, 1))
923 if (preserve_hard_links && F_IS_HLINKED(file))
924 finish_hard_link(file, fname, ndx, &sxp->st, itemizing, code, j);
925 if (!maybe_ATTRS_REPORT && (INFO_GTE(NAME, 2) || stdout_format_has_i > 1)) {
926 itemize(cmpbuf, file, ndx, 1, sxp,
927 ITEM_LOCAL_CHANGE | ITEM_XNAME_FOLLOWS,
934 itemize(cmpbuf, file, ndx, 0, sxp, 0, 0, NULL);
936 if (INFO_GTE(NAME, 2) && maybe_ATTRS_REPORT)
937 rprintf(FCLIENT, "%s is uptodate\n", fname);
941 if (find_exact_for_existing)
942 goto got_nothing_for_ya;
944 if (match_level >= 2) {
945 #ifdef SUPPORT_HARD_LINKS
946 try_a_copy: /* Copy the file locally. */
948 if (!dry_run && copy_altdest_file(cmpbuf, fname, file) < 0) {
949 if (find_exact_for_existing) /* Can get here via hard-link failure */
950 goto got_nothing_for_ya;
954 itemize(cmpbuf, file, ndx, 0, sxp, ITEM_LOCAL_CHANGE, 0, NULL);
955 if (maybe_ATTRS_REPORT
956 && ((!itemizing && INFO_GTE(NAME, 1) && match_level == 2)
957 || (INFO_GTE(NAME, 2) && match_level == 3))) {
958 code = match_level == 3 ? FCLIENT : FINFO;
959 rprintf(code, "%s%s\n", fname,
960 match_level == 3 ? " is uptodate" : "");
962 #ifdef SUPPORT_HARD_LINKS
963 if (preserve_hard_links && F_IS_HLINKED(file))
964 finish_hard_link(file, fname, ndx, &sxp->st, itemizing, code, -1);
969 return FNAMECMP_BASIS_DIR_LOW + j;
976 /* This is only called for non-regular files. We return -2 if we've finished
977 * handling the file, or -1 if no dest-linking occurred, or a non-negative
978 * value if we found an alternate basis file. */
979 static int try_dests_non(struct file_struct *file, char *fname, int ndx,
980 char *cmpbuf, stat_x *sxp, int itemizing,
985 enum nonregtype type;
988 char lnk[MAXPATHLEN];
993 #ifndef SUPPORT_LINKS
994 if (S_ISLNK(file->mode))
997 if (S_ISDIR(file->mode)) {
999 } else if (IS_SPECIAL(file->mode))
1000 type = TYPE_SPECIAL;
1001 else if (IS_DEVICE(file->mode))
1003 #ifdef SUPPORT_LINKS
1004 else if (S_ISLNK(file->mode))
1005 type = TYPE_SYMLINK;
1009 "internal: try_dests_non() called with invalid mode (%o)\n",
1011 exit_cleanup(RERR_UNSUPPORTED);
1015 pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
1016 if (link_stat(cmpbuf, &sxp->st, 0) < 0)
1020 if (!S_ISDIR(sxp->st.st_mode))
1024 if (!IS_SPECIAL(sxp->st.st_mode))
1028 if (!IS_DEVICE(sxp->st.st_mode))
1032 #ifdef SUPPORT_LINKS
1033 if (!S_ISLNK(sxp->st.st_mode))
1040 if (match_level < 1) {
1049 devp = F_RDEV_P(file);
1050 if (sxp->st.st_rdev != MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)))
1054 #ifdef SUPPORT_LINKS
1055 if ((len = do_readlink(cmpbuf, lnk, MAXPATHLEN-1)) <= 0)
1058 if (strcmp(lnk, F_SYMLINK(file)) != 0)
1065 if (match_level < 2) {
1069 if (unchanged_attrs(cmpbuf, file, sxp)) {
1074 } while (basis_dir[++j] != NULL);
1079 if (j != best_match) {
1081 pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
1082 if (link_stat(cmpbuf, &sxp->st, 0) < 0)
1086 if (match_level == 3) {
1087 #ifdef SUPPORT_HARD_LINKS
1089 #ifndef CAN_HARDLINK_SYMLINK
1090 && !S_ISLNK(file->mode)
1092 #ifndef CAN_HARDLINK_SPECIAL
1093 && !IS_SPECIAL(file->mode) && !IS_DEVICE(file->mode)
1095 && !S_ISDIR(file->mode)) {
1096 if (do_link(cmpbuf, fname) < 0) {
1097 rsyserr(FERROR_XFER, errno,
1098 "failed to hard-link %s with %s",
1102 if (preserve_hard_links && F_IS_HLINKED(file))
1103 finish_hard_link(file, fname, ndx, NULL, itemizing, code, -1);
1107 if (itemizing && stdout_format_has_i
1108 && (INFO_GTE(NAME, 2) || stdout_format_has_i > 1)) {
1109 int chg = compare_dest && type != TYPE_DIR ? 0
1110 : ITEM_LOCAL_CHANGE + (match_level == 3 ? ITEM_XNAME_FOLLOWS : 0);
1111 char *lp = match_level == 3 ? "" : NULL;
1112 itemize(cmpbuf, file, ndx, 0, sxp, chg + ITEM_MATCHED, 0, lp);
1114 if (INFO_GTE(NAME, 2) && maybe_ATTRS_REPORT) {
1115 rprintf(FCLIENT, "%s%s is uptodate\n",
1116 fname, type == TYPE_DIR ? "/" : "");
1124 static void list_file_entry(struct file_struct *f)
1126 char permbuf[PERMSTRING_SIZE];
1128 int colwidth = human_readable ? 14 : 11;
1130 if (!F_IS_ACTIVE(f)) {
1131 /* this can happen if duplicate names were removed */
1135 permstring(permbuf, f->mode);
1138 /* TODO: indicate '+' if the entry has an ACL. */
1140 #ifdef SUPPORT_LINKS
1141 if (preserve_links && S_ISLNK(f->mode)) {
1142 rprintf(FINFO, "%s %*s %s %s -> %s\n",
1143 permbuf, colwidth, human_num(len),
1144 timestring(f->modtime), f_name(f, NULL),
1148 if (missing_args == 2 && f->mode == 0) {
1149 rprintf(FINFO, "%-*s %s\n",
1150 colwidth + 31, "*missing",
1153 rprintf(FINFO, "%s %*s %s %s\n",
1154 permbuf, colwidth, human_num(len),
1155 timestring(f->modtime), f_name(f, NULL));
1159 static int phase = 0;
1160 static int dflt_perms;
1162 static int implied_dirs_are_missing;
1163 /* Helper for recv_generator's skip_dir and dry_missing_dir tests. */
1164 static BOOL is_below(struct file_struct *file, struct file_struct *subtree)
1166 return F_DEPTH(file) > F_DEPTH(subtree)
1167 && (!implied_dirs_are_missing || f_name_has_prefix(file, subtree));
1170 /* Acts on the indicated item in cur_flist whose name is fname. If a dir,
1171 * make sure it exists, and has the right permissions/timestamp info. For
1172 * all other non-regular files (symlinks, etc.) we create them here. For
1173 * regular files that have changed, we try to find a basis file and then
1174 * start sending checksums. The ndx is the file's unique index value.
1176 * The fname parameter must point to a MAXPATHLEN buffer! (e.g it gets
1177 * passed to delete_item(), which can use it during a recursive delete.)
1179 * Note that f_out is set to -1 when doing final directory-permission and
1180 * modification-time repair. */
1181 static void recv_generator(char *fname, struct file_struct *file, int ndx,
1182 int itemizing, enum logcode code, int f_out)
1184 static const char *parent_dirname = "";
1185 static struct file_struct *prior_dir_file = NULL;
1186 /* Missing dir not created due to --dry-run; will still be scanned. */
1187 static struct file_struct *dry_missing_dir = NULL;
1188 /* Missing dir whose contents are skipped altogether due to
1189 * --ignore-non-existing, daemon exclude, or mkdir failure. */
1190 static struct file_struct *skip_dir = NULL;
1191 static struct file_list *fuzzy_dirlist[MAX_BASIS_DIRS+1];
1192 static int need_fuzzy_dirlist = 0;
1193 struct file_struct *fuzzy_file = NULL;
1194 int fd = -1, f_copy = -1;
1196 STRUCT_STAT partial_st;
1197 struct file_struct *back_file = NULL;
1198 int statret, real_ret, stat_errno;
1199 char *fnamecmp, *partialptr, *backupptr = NULL;
1200 char fnamecmpbuf[MAXPATHLEN];
1201 uchar fnamecmp_type;
1202 int del_opts = delete_mode || force_delete ? DEL_RECURSE : 0;
1203 int is_dir = !S_ISDIR(file->mode) ? 0
1204 : inc_recurse && ndx != cur_flist->ndx_start - 1 ? -1
1207 if (DEBUG_GTE(GENR, 1))
1208 rprintf(FINFO, "recv_generator(%s,%d)\n", fname, ndx);
1212 || (is_dir && !implied_dirs && file->flags & FLAG_IMPLIED_DIR))
1214 list_file_entry(file);
1218 maybe_ATTRS_SET_NANO = always_checksum ? ATTRS_SET_NANO : 0;
1221 if (is_below(file, skip_dir)) {
1223 file->flags |= FLAG_MISSING_DIR;
1224 #ifdef SUPPORT_HARD_LINKS
1225 else if (F_IS_HLINKED(file))
1226 handle_skipped_hlink(file, itemizing, code, f_out);
1234 if (daemon_filter_list.head && (*fname != '.' || fname[1])) {
1235 if (check_filter(&daemon_filter_list, FLOG, fname, is_dir) < 0) {
1238 #ifdef SUPPORT_HARD_LINKS
1239 if (F_IS_HLINKED(file))
1240 handle_skipped_hlink(file, itemizing, code, f_out);
1242 rprintf(FERROR_XFER,
1243 "ERROR: daemon refused to receive %s \"%s\"\n",
1244 is_dir ? "directory" : "file", fname);
1246 goto skipping_dir_contents;
1251 if (dry_run > 1 || (dry_missing_dir && is_below(file, dry_missing_dir))) {
1253 parent_is_dry_missing:
1254 for (i = 0; i < fuzzy_basis; i++) {
1255 if (fuzzy_dirlist[i]) {
1256 flist_free(fuzzy_dirlist[i]);
1257 fuzzy_dirlist[i] = NULL;
1260 parent_dirname = "";
1262 stat_errno = ENOENT;
1264 const char *dn = file->dirname ? file->dirname : ".";
1265 dry_missing_dir = NULL;
1266 if (parent_dirname != dn && strcmp(parent_dirname, dn) != 0) {
1267 /* Each parent dir must be in the file list or the flist data is bad.
1268 * Optimization: most of the time the parent dir will be the last dir
1269 * this function was asked to process in the file list. */
1271 && (*dn != '.' || dn[1]) /* Avoid an issue with --relative and the "." dir. */
1272 && (!prior_dir_file || strcmp(dn, f_name(prior_dir_file, NULL)) != 0)
1273 && flist_find_name(cur_flist, dn, 1) < 0) {
1275 "ABORTING due to invalid path from sender: %s/%s\n",
1276 dn, file->basename);
1277 exit_cleanup(RERR_PROTOCOL);
1279 if (relative_paths && !implied_dirs
1280 && do_stat(dn, &sx.st) < 0) {
1282 goto parent_is_dry_missing;
1283 if (make_path(fname, MKP_DROP_NAME | MKP_SKIP_SLASH) < 0) {
1284 rsyserr(FERROR_XFER, errno,
1285 "recv_generator: mkdir %s failed",
1291 for (i = 0; i < fuzzy_basis; i++) {
1292 if (fuzzy_dirlist[i]) {
1293 flist_free(fuzzy_dirlist[i]);
1294 fuzzy_dirlist[i] = NULL;
1297 need_fuzzy_dirlist = 1;
1300 if (!preserve_perms)
1301 dflt_perms = default_perms_for_dir(dn);
1304 parent_dirname = dn;
1306 if (need_fuzzy_dirlist && S_ISREG(file->mode)) {
1308 strlcpy(fnamecmpbuf, dn, sizeof fnamecmpbuf);
1309 for (i = 0; i < fuzzy_basis; i++) {
1310 if (i && pathjoin(fnamecmpbuf, MAXPATHLEN, basis_dir[i-1], dn) >= MAXPATHLEN)
1312 fuzzy_dirlist[i] = get_dirlist(fnamecmpbuf, -1, GDL_IGNORE_FILTER_RULES);
1313 if (fuzzy_dirlist[i] && fuzzy_dirlist[i]->used == 0) {
1314 flist_free(fuzzy_dirlist[i]);
1315 fuzzy_dirlist[i] = NULL;
1318 need_fuzzy_dirlist = 0;
1321 statret = link_stat(fname, &sx.st, keep_dirlinks && is_dir);
1325 if (missing_args == 2 && file->mode == 0) {
1326 if (filter_list.head && check_filter(&filter_list, FINFO, fname, is_dir) < 0)
1329 delete_item(fname, sx.st.st_mode, del_opts);
1333 if (ignore_non_existing > 0 && statret == -1 && stat_errno == ENOENT) {
1338 file->flags |= FLAG_MISSING_DIR;
1340 #ifdef SUPPORT_HARD_LINKS
1341 else if (F_IS_HLINKED(file))
1342 handle_skipped_hlink(file, itemizing, code, f_out);
1344 if (INFO_GTE(SKIP, 1)) {
1345 rprintf(FINFO, "not creating new %s \"%s\"\n",
1346 is_dir ? "directory" : "file", fname);
1351 if (statret == 0 && !(sx.st.st_mode & S_IWUSR)
1352 && !am_root && sx.st.st_uid == our_uid)
1353 del_opts |= DEL_NO_UID_WRITE;
1355 if (ignore_existing > 0 && statret == 0
1356 && (!is_dir || !S_ISDIR(sx.st.st_mode))) {
1357 if (INFO_GTE(SKIP, 1) && is_dir >= 0)
1358 rprintf(FINFO, "%s exists\n", fname);
1359 #ifdef SUPPORT_HARD_LINKS
1360 if (F_IS_HLINKED(file))
1361 handle_skipped_hlink(file, itemizing, code, f_out);
1370 if (!implied_dirs && file->flags & FLAG_IMPLIED_DIR)
1373 /* For --fake-super, the dir must be useable by the copying
1374 * user, just like it would be for root. */
1375 added_perms = S_IRUSR|S_IWUSR|S_IXUSR;
1379 if (!(preserve_times & PRESERVE_DIR_TIMES))
1381 /* In inc_recurse mode we want to make sure any missing
1382 * directories get created while we're still processing
1383 * the parent dir (which allows us to touch the parent
1384 * dir's mtime right away). We will handle the dir in
1385 * full later (right before we handle its contents). */
1387 && (S_ISDIR(sx.st.st_mode)
1388 || delete_item(fname, sx.st.st_mode, del_opts | DEL_FOR_DIR) != 0))
1389 goto cleanup; /* Any errors get reported later. */
1390 if (do_mkdir(fname, (file->mode|added_perms) & 0700) == 0)
1391 file->flags |= FLAG_DIR_CREATED;
1394 /* The file to be received is a directory, so we need
1395 * to prepare appropriately. If there is already a
1396 * file of that name and it is *not* a directory, then
1397 * we need to delete it. If it doesn't exist, then
1398 * (perhaps recursively) create it. */
1399 if (statret == 0 && !S_ISDIR(sx.st.st_mode)) {
1400 if (delete_item(fname, sx.st.st_mode, del_opts | DEL_FOR_DIR) != 0)
1401 goto skipping_dir_contents;
1404 if (dry_run && statret != 0) {
1405 if (!dry_missing_dir)
1406 dry_missing_dir = file;
1407 file->flags |= FLAG_MISSING_DIR;
1409 init_stat_x(&real_sx);
1412 if (file->flags & FLAG_DIR_CREATED)
1414 if (!preserve_perms) { /* See comment in non-dir code below. */
1415 file->mode = dest_mode(file->mode, sx.st.st_mode,
1416 dflt_perms, statret == 0);
1418 if (statret != 0 && basis_dir[0] != NULL) {
1419 int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx,
1425 } else if (j >= 0) {
1427 fnamecmp = fnamecmpbuf;
1430 if (itemizing && f_out != -1) {
1431 itemize(fnamecmp, file, ndx, statret, &sx,
1432 statret ? ITEM_LOCAL_CHANGE : 0, 0, NULL);
1434 if (real_ret != 0 && do_mkdir(fname,file->mode|added_perms) < 0 && errno != EEXIST) {
1435 if (!relative_paths || errno != ENOENT
1436 || make_path(fname, MKP_DROP_NAME | MKP_SKIP_SLASH) < 0
1437 || (do_mkdir(fname, file->mode|added_perms) < 0 && errno != EEXIST)) {
1438 rsyserr(FERROR_XFER, errno,
1439 "recv_generator: mkdir %s failed",
1441 skipping_dir_contents:
1443 "*** Skipping any contents from this failed directory ***\n");
1445 file->flags |= FLAG_MISSING_DIR;
1450 #ifdef SUPPORT_XATTRS
1451 if (preserve_xattrs && statret == 1)
1452 copy_xattrs(fnamecmpbuf, fname);
1454 if (set_file_attrs(fname, file, real_ret ? NULL : &real_sx, NULL, 0)
1455 && INFO_GTE(NAME, 1) && code != FNONE && f_out != -1)
1456 rprintf(code, "%s/\n", fname);
1458 /* We need to ensure that the dirs in the transfer have both
1459 * readable and writable permissions during the time we are
1460 * putting files within them. This is then restored to the
1461 * former permissions after the transfer is done. */
1463 if (!am_root && (file->mode & S_IRWXU) != S_IRWXU && dir_tweaking) {
1464 mode_t mode = file->mode | S_IRWXU;
1465 if (do_chmod(fname, mode) < 0) {
1466 rsyserr(FERROR_XFER, errno,
1467 "failed to modify permissions on %s",
1470 need_retouch_dir_perms = 1;
1474 if (real_ret != 0 && one_file_system)
1475 real_sx.st.st_dev = filesystem_dev;
1477 if (one_file_system) {
1478 uint32 *devp = F_DIR_DEV_P(file);
1479 DEV_MAJOR(devp) = major(real_sx.st.st_dev);
1480 DEV_MINOR(devp) = minor(real_sx.st.st_dev);
1483 else if (delete_during && f_out != -1 && !phase
1484 && !(file->flags & FLAG_MISSING_DIR)) {
1485 if (file->flags & FLAG_CONTENT_DIR)
1486 delete_in_dir(fname, file, &real_sx.st.st_dev);
1488 change_local_filter_dir(fname, strlen(fname), F_DEPTH(file));
1490 prior_dir_file = file;
1494 /* If we're not preserving permissions, change the file-list's
1495 * mode based on the local permissions and some heuristics. */
1496 if (!preserve_perms) {
1497 int exists = statret == 0 && !S_ISDIR(sx.st.st_mode);
1498 file->mode = dest_mode(file->mode, sx.st.st_mode, dflt_perms,
1502 #ifdef SUPPORT_HARD_LINKS
1503 if (preserve_hard_links && F_HLINK_NOT_FIRST(file)
1504 && hard_link_check(file, ndx, fname, statret, &sx, itemizing, code))
1508 if (preserve_links && S_ISLNK(file->mode)) {
1509 #ifdef SUPPORT_LINKS
1510 const char *sl = F_SYMLINK(file);
1511 if (safe_symlinks && unsafe_symlink(sl, fname)) {
1512 if (INFO_GTE(NAME, 1)) {
1514 /* fname contains the destination path, but we
1515 * want to report the source path. */
1516 fname = f_name(file, NULL);
1519 "ignoring unsafe symlink \"%s\" -> \"%s\"\n",
1525 char lnk[MAXPATHLEN];
1528 if (S_ISLNK(sx.st.st_mode)
1529 && (len = do_readlink(fname, lnk, MAXPATHLEN-1)) > 0
1530 && strncmp(lnk, sl, len) == 0 && sl[len] == '\0') {
1531 /* The link is pointing to the right place. */
1532 set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT);
1534 itemize(fname, file, ndx, 0, &sx, 0, 0, NULL);
1535 #ifdef SUPPORT_HARD_LINKS
1536 if (preserve_hard_links && F_IS_HLINKED(file))
1537 finish_hard_link(file, fname, ndx, &sx.st, itemizing, code, -1);
1539 if (remove_source_files == 1)
1540 goto return_with_success;
1543 } else if (basis_dir[0] != NULL) {
1544 int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx,
1547 #ifndef CAN_HARDLINK_SYMLINK
1549 /* Resort to --copy-dest behavior. */
1556 } else if (j >= 0) {
1558 fnamecmp = fnamecmpbuf;
1561 if (atomic_create(file, fname, sl, NULL, MAKEDEV(0, 0), &sx, statret == 0 ? DEL_FOR_SYMLINK : 0)) {
1562 set_file_attrs(fname, file, NULL, NULL, 0);
1564 if (statret == 0 && !S_ISLNK(sx.st.st_mode))
1566 itemize(fnamecmp, file, ndx, statret, &sx,
1567 ITEM_LOCAL_CHANGE|ITEM_REPORT_CHANGE, 0, NULL);
1569 if (code != FNONE && INFO_GTE(NAME, 1))
1570 rprintf(code, "%s -> %s\n", fname, sl);
1571 #ifdef SUPPORT_HARD_LINKS
1572 if (preserve_hard_links && F_IS_HLINKED(file))
1573 finish_hard_link(file, fname, ndx, NULL, itemizing, code, -1);
1575 /* This does not check remove_source_files == 1
1576 * because this is one of the items that the old
1577 * --remove-sent-files option would remove. */
1578 if (remove_source_files)
1579 goto return_with_success;
1585 if ((am_root && preserve_devices && IS_DEVICE(file->mode))
1586 || (preserve_specials && IS_SPECIAL(file->mode))) {
1588 int del_for_flag = 0;
1589 if (IS_DEVICE(file->mode)) {
1590 uint32 *devp = F_RDEV_P(file);
1591 rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp));
1595 if (IS_DEVICE(file->mode)) {
1596 if (!IS_DEVICE(sx.st.st_mode))
1598 del_for_flag = DEL_FOR_DEVICE;
1600 if (!IS_SPECIAL(sx.st.st_mode))
1602 del_for_flag = DEL_FOR_SPECIAL;
1605 && BITS_EQUAL(sx.st.st_mode, file->mode, _S_IFMT)
1606 && (IS_SPECIAL(sx.st.st_mode) || sx.st.st_rdev == rdev)) {
1607 /* The device or special file is identical. */
1608 set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT);
1610 itemize(fname, file, ndx, 0, &sx, 0, 0, NULL);
1611 #ifdef SUPPORT_HARD_LINKS
1612 if (preserve_hard_links && F_IS_HLINKED(file))
1613 finish_hard_link(file, fname, ndx, &sx.st, itemizing, code, -1);
1615 if (remove_source_files == 1)
1616 goto return_with_success;
1619 } else if (basis_dir[0] != NULL) {
1620 int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx,
1623 #ifndef CAN_HARDLINK_SPECIAL
1625 /* Resort to --copy-dest behavior. */
1632 } else if (j >= 0) {
1634 fnamecmp = fnamecmpbuf;
1637 if (DEBUG_GTE(GENR, 1)) {
1638 rprintf(FINFO, "mknod(%s, 0%o, [%ld,%ld])\n",
1639 fname, (int)file->mode,
1640 (long)major(rdev), (long)minor(rdev));
1642 if (atomic_create(file, fname, NULL, NULL, rdev, &sx, del_for_flag)) {
1643 set_file_attrs(fname, file, NULL, NULL, 0);
1645 itemize(fnamecmp, file, ndx, statret, &sx,
1646 ITEM_LOCAL_CHANGE|ITEM_REPORT_CHANGE, 0, NULL);
1648 if (code != FNONE && INFO_GTE(NAME, 1))
1649 rprintf(code, "%s\n", fname);
1650 #ifdef SUPPORT_HARD_LINKS
1651 if (preserve_hard_links && F_IS_HLINKED(file))
1652 finish_hard_link(file, fname, ndx, NULL, itemizing, code, -1);
1654 if (remove_source_files == 1)
1655 goto return_with_success;
1660 if (!S_ISREG(file->mode)) {
1662 fname = f_name(file, NULL);
1663 rprintf(FINFO, "skipping non-regular file \"%s\"\n", fname);
1667 if (max_size >= 0 && F_LENGTH(file) > max_size) {
1668 if (INFO_GTE(SKIP, 1)) {
1670 fname = f_name(file, NULL);
1671 rprintf(FINFO, "%s is over max-size\n", fname);
1675 if (min_size >= 0 && F_LENGTH(file) < min_size) {
1676 if (INFO_GTE(SKIP, 1)) {
1678 fname = f_name(file, NULL);
1679 rprintf(FINFO, "%s is under min-size\n", fname);
1684 if (update_only > 0 && statret == 0 && time_diff(&sx.st, file) > 0) {
1685 if (INFO_GTE(SKIP, 1))
1686 rprintf(FINFO, "%s is newer\n", fname);
1687 #ifdef SUPPORT_HARD_LINKS
1688 if (F_IS_HLINKED(file))
1689 handle_skipped_hlink(file, itemizing, code, f_out);
1694 fnamecmp_type = FNAMECMP_FNAME;
1696 if (statret == 0 && !S_ISREG(sx.st.st_mode)) {
1697 if (delete_item(fname, sx.st.st_mode, del_opts | DEL_FOR_FILE) != 0)
1700 stat_errno = ENOENT;
1703 if (basis_dir[0] != NULL && (statret != 0 || !copy_dest)) {
1704 int j = try_dests_reg(file, fname, ndx, fnamecmpbuf, &sx,
1705 statret == 0, itemizing, code);
1707 if (remove_source_files == 1)
1708 goto return_with_success;
1712 fnamecmp = fnamecmpbuf;
1718 init_stat_x(&real_sx);
1719 real_sx.st = sx.st; /* Don't copy xattr/acl pointers, as they would free wrong. */
1722 if (partial_dir && (partialptr = partial_dir_fname(fname)) != NULL
1723 && link_stat(partialptr, &partial_st, 0) == 0
1724 && S_ISREG(partial_st.st_mode)) {
1726 goto prepare_to_open;
1730 if (statret != 0 && fuzzy_basis) {
1731 /* Sets fnamecmp_type to FNAMECMP_FUZZY or above. */
1732 fuzzy_file = find_fuzzy(file, fuzzy_dirlist, &fnamecmp_type);
1734 f_name(fuzzy_file, fnamecmpbuf);
1735 if (DEBUG_GTE(FUZZY, 1)) {
1736 rprintf(FINFO, "fuzzy basis selected for %s: %s\n",
1737 fname, fnamecmpbuf);
1739 sx.st.st_size = F_LENGTH(fuzzy_file);
1741 fnamecmp = fnamecmpbuf;
1746 #ifdef SUPPORT_HARD_LINKS
1747 if (preserve_hard_links && F_HLINK_NOT_LAST(file)) {
1748 cur_flist->in_progress++;
1752 if (stat_errno == ENOENT)
1754 rsyserr(FERROR_XFER, stat_errno, "recv_generator: failed to stat %s",
1759 if (fnamecmp_type <= FNAMECMP_BASIS_DIR_HIGH)
1761 else if (fnamecmp_type >= FNAMECMP_FUZZY)
1763 else if (unchanged_file(fnamecmp, file, &sx.st)) {
1765 do_unlink(partialptr);
1766 handle_partial_dir(partialptr, PDIR_DELETE);
1768 set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT | maybe_ATTRS_SET_NANO);
1770 itemize(fnamecmp, file, ndx, statret, &sx, 0, 0, NULL);
1771 #ifdef SUPPORT_HARD_LINKS
1772 if (preserve_hard_links && F_IS_HLINKED(file))
1773 finish_hard_link(file, fname, ndx, &sx.st, itemizing, code, -1);
1775 if (remove_source_files != 1)
1777 return_with_success:
1779 send_msg_int(MSG_SUCCESS, ndx);
1783 if (append_mode > 0 && sx.st.st_size >= F_LENGTH(file)) {
1784 #ifdef SUPPORT_HARD_LINKS
1785 if (F_IS_HLINKED(file))
1786 handle_skipped_hlink(file, itemizing, code, f_out);
1794 fnamecmp = partialptr;
1795 fnamecmp_type = FNAMECMP_PARTIAL_DIR;
1802 if (read_batch || whole_file) {
1803 if (inplace && make_backups > 0 && fnamecmp_type == FNAMECMP_FNAME) {
1804 if (!(backupptr = get_backup_name(fname)))
1806 if (!(back_file = make_file(fname, NULL, NULL, 0, NO_FILTERS)))
1807 goto pretend_missing;
1808 if (copy_file(fname, backupptr, -1, back_file->mode) < 0) {
1809 unmake_file(back_file);
1817 if (fuzzy_dirlist[0]) {
1818 int j = flist_find(fuzzy_dirlist[0], file);
1819 if (j >= 0) /* don't use changing file as future fuzzy basis */
1820 fuzzy_dirlist[0]->files[j]->flags |= FLAG_FILE_SENT;
1824 if ((fd = do_open(fnamecmp, O_RDONLY, 0)) < 0) {
1825 rsyserr(FERROR, errno, "failed to open %s, continuing",
1826 full_fname(fnamecmp));
1828 /* pretend the file didn't exist */
1829 #ifdef SUPPORT_HARD_LINKS
1830 if (preserve_hard_links && F_HLINK_NOT_LAST(file)) {
1831 cur_flist->in_progress++;
1835 statret = real_ret = -1;
1839 if (inplace && make_backups > 0 && fnamecmp_type == FNAMECMP_FNAME) {
1840 if (!(backupptr = get_backup_name(fname))) {
1844 if (!(back_file = make_file(fname, NULL, NULL, 0, NO_FILTERS))) {
1846 goto pretend_missing;
1848 if (robust_unlink(backupptr) && errno != ENOENT) {
1849 rsyserr(FERROR_XFER, errno, "unlink %s",
1850 full_fname(backupptr));
1851 unmake_file(back_file);
1856 if ((f_copy = do_open(backupptr, O_WRONLY | O_CREAT | O_TRUNC | O_EXCL, 0600)) < 0) {
1857 rsyserr(FERROR_XFER, errno, "open %s", full_fname(backupptr));
1858 unmake_file(back_file);
1863 fnamecmp_type = FNAMECMP_BACKUP;
1866 if (DEBUG_GTE(DELTASUM, 3)) {
1867 rprintf(FINFO, "gen mapped %s of size %s\n",
1868 fnamecmp, big_num(sx.st.st_size));
1871 if (DEBUG_GTE(DELTASUM, 2))
1872 rprintf(FINFO, "generating and sending sums for %d\n", ndx);
1875 if (remove_source_files && !delay_updates && !phase && !dry_run)
1876 increment_active_files(ndx, itemizing, code);
1877 if (inc_recurse && (!dry_run || write_batch < 0))
1878 cur_flist->in_progress++;
1879 #ifdef SUPPORT_HARD_LINKS
1880 if (preserve_hard_links && F_IS_HLINKED(file))
1881 file->flags |= FLAG_FILE_SENT;
1883 write_ndx(f_out, ndx);
1885 int iflags = ITEM_TRANSFER;
1886 if (always_checksum > 0)
1887 iflags |= ITEM_REPORT_CHANGE;
1888 if (fnamecmp_type != FNAMECMP_FNAME)
1889 iflags |= ITEM_BASIS_TYPE_FOLLOWS;
1890 if (fnamecmp_type >= FNAMECMP_FUZZY)
1891 iflags |= ITEM_XNAME_FOLLOWS;
1892 itemize(fnamecmp, file, -1, real_ret, &real_sx, iflags, fnamecmp_type,
1893 fuzzy_file ? fuzzy_file->basename : NULL);
1894 free_stat_x(&real_sx);
1898 #ifdef SUPPORT_HARD_LINKS
1899 if (preserve_hard_links && F_IS_HLINKED(file))
1900 finish_hard_link(file, fname, ndx, &sx.st, itemizing, code, -1);
1907 if (statret != 0 || whole_file)
1908 write_sum_head(f_out, NULL);
1909 else if (sx.st.st_size <= 0) {
1910 write_sum_head(f_out, NULL);
1913 if (generate_and_send_sums(fd, sx.st.st_size, f_out, f_copy) < 0) {
1915 "WARNING: file is too large for checksum sending: %s\n",
1917 write_sum_head(f_out, NULL);
1924 int save_preserve_xattrs = preserve_xattrs;
1927 #ifdef SUPPORT_XATTRS
1928 if (preserve_xattrs) {
1929 copy_xattrs(fname, backupptr);
1930 preserve_xattrs = 0;
1933 set_file_attrs(backupptr, back_file, NULL, NULL, 0);
1934 preserve_xattrs = save_preserve_xattrs;
1935 if (INFO_GTE(BACKUP, 1)) {
1936 rprintf(FINFO, "backed up %s to %s\n",
1939 unmake_file(back_file);
1945 /* If we are replacing an existing hard link, symlink, device, or special file,
1946 * create a temp-name item and rename it into place. A symlimk specifies slnk,
1947 * a hard link specifies hlnk, otherwise we create a device based on rdev.
1948 * Specify 0 for the del_for_flag if there is not a file to replace. This
1949 * returns 1 on success and 0 on failure. */
1950 int atomic_create(struct file_struct *file, char *fname, const char *slnk, const char *hlnk,
1951 dev_t rdev, stat_x *sxp, int del_for_flag)
1953 char tmpname[MAXPATHLEN];
1954 const char *create_name;
1955 int skip_atomic, dir_in_the_way = del_for_flag && S_ISDIR(sxp->st.st_mode);
1957 if (!del_for_flag || dir_in_the_way || tmpdir || !get_tmpname(tmpname, fname, True))
1963 if (make_backups > 0 && !dir_in_the_way) {
1964 if (!make_backup(fname, skip_atomic))
1966 } else if (skip_atomic) {
1967 int del_opts = delete_mode || force_delete ? DEL_RECURSE : 0;
1968 if (delete_item(fname, sxp->st.st_mode, del_opts | del_for_flag) != 0)
1973 create_name = skip_atomic ? fname : tmpname;
1976 #ifdef SUPPORT_LINKS
1977 if (do_symlink(slnk, create_name) < 0) {
1978 rsyserr(FERROR_XFER, errno, "symlink %s -> \"%s\" failed",
1979 full_fname(create_name), slnk);
1986 #ifdef SUPPORT_HARD_LINKS
1987 if (!hard_link_one(file, create_name, hlnk, 0))
1993 if (do_mknod(create_name, file->mode, rdev) < 0) {
1994 rsyserr(FERROR_XFER, errno, "mknod %s failed",
1995 full_fname(create_name));
2001 if (do_rename(tmpname, fname) < 0) {
2002 rsyserr(FERROR_XFER, errno, "rename %s -> \"%s\" failed",
2003 full_fname(tmpname), full_fname(fname));
2012 #ifdef SUPPORT_HARD_LINKS
2013 static void handle_skipped_hlink(struct file_struct *file, int itemizing,
2014 enum logcode code, int f_out)
2016 char fbuf[MAXPATHLEN];
2018 struct file_list *save_flist = cur_flist;
2020 /* If we skip the last item in a chain of links and there was a
2021 * prior non-skipped hard-link waiting to finish, finish it now. */
2022 if ((new_last_ndx = skip_hard_link(file, &cur_flist)) < 0)
2025 file = cur_flist->files[new_last_ndx - cur_flist->ndx_start];
2026 cur_flist->in_progress--; /* undo prior increment */
2028 recv_generator(fbuf, file, new_last_ndx, itemizing, code, f_out);
2030 cur_flist = save_flist;
2034 static void touch_up_dirs(struct file_list *flist, int ndx)
2036 static int counter = 0;
2037 struct file_struct *file;
2044 end = flist->used - 1;
2048 /* Fix any directory permissions that were modified during the
2049 * transfer and/or re-set any tweaked modified-time values. */
2050 for (i = start; i <= end; i++, counter++) {
2051 file = flist->files[i];
2052 if (!F_IS_ACTIVE(file))
2054 if (!S_ISDIR(file->mode)
2055 || (!implied_dirs && file->flags & FLAG_IMPLIED_DIR))
2057 if (DEBUG_GTE(TIME, 2)) {
2058 fname = f_name(file, NULL);
2059 rprintf(FINFO, "touch_up_dirs: %s (%d)\n",
2062 /* Be sure not to retouch permissions with --fake-super. */
2063 fix_dir_perms = !am_root && !(file->mode & S_IWUSR);
2064 if (file->flags & FLAG_MISSING_DIR || !(need_retouch_dir_times || fix_dir_perms))
2066 fname = f_name(file, NULL);
2068 do_chmod(fname, file->mode);
2069 if (need_retouch_dir_times) {
2071 if (link_stat(fname, &st, 0) == 0 && time_diff(&st, file))
2072 set_modtime(fname, file->modtime, F_MOD_NSEC(file), file->mode);
2074 if (counter >= loopchk_limit) {
2076 maybe_send_keepalive(time(NULL), MSK_ALLOW_FLUSH);
2078 maybe_flush_socket(0);
2084 void check_for_finished_files(int itemizing, enum logcode code, int check_redo)
2086 struct file_struct *file;
2087 struct file_list *flist;
2088 char fbuf[MAXPATHLEN];
2092 #ifdef SUPPORT_HARD_LINKS
2093 if (preserve_hard_links && (ndx = get_hlink_num()) != -1) {
2094 int send_failed = (ndx == -2);
2096 ndx = get_hlink_num();
2097 flist = flist_for_ndx(ndx, "check_for_finished_files.1");
2098 file = flist->files[ndx - flist->ndx_start];
2099 assert(file->flags & FLAG_HLINKED);
2101 handle_skipped_hlink(file, itemizing, code, sock_f_out);
2103 finish_hard_link(file, f_name(file, fbuf), ndx, NULL, itemizing, code, -1);
2104 flist->in_progress--;
2109 if (check_redo && (ndx = get_redo_num()) != -1) {
2110 OFF_T save_max_size = max_size;
2111 OFF_T save_min_size = min_size;
2112 csum_length = SUM_LENGTH;
2115 ignore_existing = -ignore_existing;
2116 ignore_non_existing = -ignore_non_existing;
2117 update_only = -update_only;
2118 always_checksum = -always_checksum;
2119 size_only = -size_only;
2120 append_mode = -append_mode;
2121 make_backups = -make_backups; /* avoid dup backup w/inplace */
2125 cur_flist = flist_for_ndx(ndx, "check_for_finished_files.2");
2127 file = cur_flist->files[ndx - cur_flist->ndx_start];
2129 strlcpy(fbuf, solo_file, sizeof fbuf);
2132 recv_generator(fbuf, file, ndx, itemizing, code, sock_f_out);
2133 cur_flist->to_redo--;
2137 csum_length = SHORT_SUM_LENGTH;
2138 max_size = save_max_size;
2139 min_size = save_min_size;
2140 ignore_existing = -ignore_existing;
2141 ignore_non_existing = -ignore_non_existing;
2142 update_only = -update_only;
2143 always_checksum = -always_checksum;
2144 size_only = -size_only;
2145 append_mode = -append_mode;
2146 make_backups = -make_backups;
2151 if (cur_flist == first_flist)
2154 /* We only get here if inc_recurse is enabled. */
2155 if (first_flist->in_progress || first_flist->to_redo)
2158 write_ndx(sock_f_out, NDX_DONE);
2159 if (!read_batch && !flist_eof) {
2161 for (flist = first_flist; flist != cur_flist; flist = flist->next)
2162 old_total += flist->used;
2163 maybe_flush_socket(!flist_eof && file_total - old_total < MIN_FILECNT_LOOKAHEAD/2);
2166 if (delete_during == 2 || !dir_tweaking) {
2167 /* Skip directory touch-up. */
2168 } else if (first_flist->parent_ndx >= 0)
2169 touch_up_dirs(dir_flist, first_flist->parent_ndx);
2171 flist_free(first_flist); /* updates first_flist */
2175 void generate_files(int f_out, const char *local_name)
2177 int i, ndx, next_loopchk = 0;
2178 char fbuf[MAXPATHLEN];
2181 int save_info_flist = info_levels[INFO_FLIST];
2182 int save_info_progress = info_levels[INFO_PROGRESS];
2184 if (protocol_version >= 29) {
2186 maybe_ATTRS_REPORT = stdout_format_has_i ? 0 : ATTRS_REPORT;
2187 code = logfile_format_has_i ? FNONE : FLOG;
2188 } else if (am_daemon) {
2189 itemizing = logfile_format_has_i && do_xfers;
2190 maybe_ATTRS_REPORT = ATTRS_REPORT;
2191 code = itemizing || !do_xfers ? FCLIENT : FINFO;
2192 } else if (!am_server) {
2193 itemizing = stdout_format_has_i;
2194 maybe_ATTRS_REPORT = stdout_format_has_i ? 0 : ATTRS_REPORT;
2195 code = itemizing ? FNONE : FINFO;
2198 maybe_ATTRS_REPORT = ATTRS_REPORT;
2201 solo_file = local_name;
2202 dir_tweaking = !(list_only || solo_file || dry_run);
2203 need_retouch_dir_times = preserve_times & PRESERVE_DIR_TIMES;
2204 loopchk_limit = allowed_lull ? allowed_lull * 5 : 200;
2205 symlink_timeset_failed_flags = ITEM_REPORT_TIME
2206 | (protocol_version >= 30 || !am_server ? ITEM_REPORT_TIMEFAIL : 0);
2207 implied_dirs_are_missing = relative_paths && !implied_dirs && protocol_version < 30;
2209 if (DEBUG_GTE(GENR, 1))
2210 rprintf(FINFO, "generator starting pid=%d\n", (int)getpid());
2212 if (delete_before && !solo_file && cur_flist->used > 0)
2214 if (delete_during == 2) {
2215 deldelay_size = BIGPATHBUFLEN * 4;
2216 deldelay_buf = new_array(char, deldelay_size);
2218 out_of_memory("delete-delay");
2220 info_levels[INFO_FLIST] = info_levels[INFO_PROGRESS] = 0;
2222 if (append_mode > 0 || whole_file < 0)
2224 if (DEBUG_GTE(FLIST, 1)) {
2225 rprintf(FINFO, "delta-transmission %s\n",
2227 ? "disabled for local transfer or --whole-file"
2231 dflt_perms = (ACCESSPERMS & ~orig_umask);
2234 #ifdef SUPPORT_HARD_LINKS
2235 if (preserve_hard_links && inc_recurse) {
2236 while (!flist_eof && file_total < MIN_FILECNT_LOOKAHEAD/2)
2237 wait_for_receiver();
2241 if (inc_recurse && cur_flist->parent_ndx >= 0) {
2242 struct file_struct *fp = dir_flist->files[cur_flist->parent_ndx];
2244 strlcpy(fbuf, solo_file, sizeof fbuf);
2247 ndx = cur_flist->ndx_start - 1;
2248 recv_generator(fbuf, fp, ndx, itemizing, code, f_out);
2249 if (delete_during && dry_run < 2 && !list_only
2250 && !(fp->flags & FLAG_MISSING_DIR)) {
2251 if (fp->flags & FLAG_CONTENT_DIR) {
2253 if (one_file_system) {
2254 uint32 *devp = F_DIR_DEV_P(fp);
2255 dirdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp));
2257 dirdev = MAKEDEV(0, 0);
2258 delete_in_dir(fbuf, fp, &dirdev);
2260 change_local_filter_dir(fbuf, strlen(fbuf), F_DEPTH(fp));
2263 for (i = cur_flist->low; i <= cur_flist->high; i++) {
2264 struct file_struct *file = cur_flist->sorted[i];
2266 if (!F_IS_ACTIVE(file))
2272 ndx = i + cur_flist->ndx_start;
2275 strlcpy(fbuf, solo_file, sizeof fbuf);
2278 recv_generator(fbuf, file, ndx, itemizing, code, f_out);
2280 check_for_finished_files(itemizing, code, 0);
2282 if (i + cur_flist->ndx_start >= next_loopchk) {
2284 maybe_send_keepalive(time(NULL), MSK_ALLOW_FLUSH);
2286 maybe_flush_socket(0);
2287 next_loopchk += loopchk_limit;
2292 write_ndx(f_out, NDX_DONE);
2297 check_for_finished_files(itemizing, code, 1);
2298 if (cur_flist->next || flist_eof)
2300 wait_for_receiver();
2302 } while ((cur_flist = cur_flist->next) != NULL);
2305 delete_in_dir(NULL, NULL, &dev_zero);
2307 if (DEBUG_GTE(GENR, 1))
2308 rprintf(FINFO, "generate_files phase=%d\n", phase);
2311 check_for_finished_files(itemizing, code, 1);
2314 wait_for_receiver();
2318 if (DEBUG_GTE(GENR, 1))
2319 rprintf(FINFO, "generate_files phase=%d\n", phase);
2321 write_ndx(f_out, NDX_DONE);
2323 /* Reduce round-trip lag-time for a useless delay-updates phase. */
2324 if (protocol_version >= 29 && EARLY_DELAY_DONE_MSG())
2325 write_ndx(f_out, NDX_DONE);
2327 if (protocol_version >= 31 && EARLY_DELETE_DONE_MSG()) {
2328 if ((INFO_GTE(STATS, 2) && (delete_mode || force_delete)) || read_batch)
2329 write_del_stats(f_out);
2330 if (EARLY_DELAY_DONE_MSG()) /* Can't send this before delay */
2331 write_ndx(f_out, NDX_DONE);
2334 /* Read MSG_DONE for the redo phase (and any prior messages). */
2336 check_for_finished_files(itemizing, code, 0);
2337 if (msgdone_cnt > 1)
2339 wait_for_receiver();
2342 if (protocol_version >= 29) {
2344 if (DEBUG_GTE(GENR, 1))
2345 rprintf(FINFO, "generate_files phase=%d\n", phase);
2346 if (!EARLY_DELAY_DONE_MSG()) {
2347 write_ndx(f_out, NDX_DONE);
2348 if (protocol_version >= 31 && EARLY_DELETE_DONE_MSG())
2349 write_ndx(f_out, NDX_DONE);
2351 /* Read MSG_DONE for delay-updates phase & prior messages. */
2352 while (msgdone_cnt == 2)
2353 wait_for_receiver();
2356 info_levels[INFO_FLIST] = save_info_flist;
2357 info_levels[INFO_PROGRESS] = save_info_progress;
2359 if (delete_during == 2)
2360 do_delayed_deletions(fbuf);
2361 if (delete_after && !solo_file && file_total > 0)
2364 if (max_delete >= 0 && skipped_deletes) {
2366 "Deletions stopped due to --max-delete limit (%d skipped)\n",
2368 io_error |= IOERR_DEL_LIMIT;
2371 if (protocol_version >= 31) {
2372 if (!EARLY_DELETE_DONE_MSG()) {
2373 if (INFO_GTE(STATS, 2) || read_batch)
2374 write_del_stats(f_out);
2375 write_ndx(f_out, NDX_DONE);
2378 /* Read MSG_DONE for late-delete phase & prior messages. */
2379 while (msgdone_cnt == 3)
2380 wait_for_receiver();
2383 if ((need_retouch_dir_perms || need_retouch_dir_times)
2384 && dir_tweaking && (!inc_recurse || delete_during == 2))
2385 touch_up_dirs(dir_flist, -1);
2387 if (DEBUG_GTE(GENR, 1))
2388 rprintf(FINFO, "generate_files finished\n");