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) 2003-2020 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 write_devices;
43 extern int preserve_specials;
44 extern int preserve_hard_links;
45 extern int preserve_executability;
46 extern int preserve_perms;
47 extern int preserve_times;
48 extern int delete_mode;
49 extern int delete_before;
50 extern int delete_during;
51 extern int delete_after;
52 extern int missing_args;
53 extern int msgdone_cnt;
54 extern int ignore_errors;
55 extern int remove_source_files;
56 extern int delay_updates;
57 extern int update_only;
58 extern int human_readable;
59 extern int ignore_existing;
60 extern int ignore_non_existing;
61 extern int want_xattr_optim;
63 extern int append_mode;
64 extern int make_backups;
65 extern int csum_length;
66 extern int ignore_times;
68 extern OFF_T max_size;
69 extern OFF_T min_size;
72 extern int allowed_lull;
73 extern int sock_f_out;
74 extern int protocol_version;
75 extern int file_total;
76 extern int fuzzy_basis;
77 extern int always_checksum;
78 extern int flist_csum_len;
79 extern char *partial_dir;
80 extern int compare_dest;
83 extern int whole_file;
85 extern int read_batch;
86 extern int write_batch;
87 extern int safe_symlinks;
88 extern long block_size; /* "long" because popt can't set an int32. */
89 extern int unsort_ndx;
90 extern int max_delete;
91 extern int force_delete;
92 extern int one_file_system;
93 extern int skipped_deletes;
94 extern dev_t filesystem_dev;
95 extern mode_t orig_umask;
98 extern char *basis_dir[MAX_BASIS_DIRS+1];
99 extern struct file_list *cur_flist, *first_flist, *dir_flist;
100 extern filter_rule_list filter_list, daemon_filter_list;
102 int maybe_ATTRS_REPORT = 0;
103 int maybe_ATTRS_SET_NANO = 0;
105 static dev_t dev_zero;
106 static int deldelay_size = 0, deldelay_cnt = 0;
107 static char *deldelay_buf = NULL;
108 static int deldelay_fd = -1;
109 static int loopchk_limit;
110 static int dir_tweaking;
111 static int symlink_timeset_failed_flags;
112 static int need_retouch_dir_times;
113 static int need_retouch_dir_perms;
114 static const char *solo_file = NULL;
117 TYPE_DIR, TYPE_SPECIAL, TYPE_DEVICE, TYPE_SYMLINK
120 /* Forward declarations. */
121 #ifdef SUPPORT_HARD_LINKS
122 static void handle_skipped_hlink(struct file_struct *file, int itemizing,
123 enum logcode code, int f_out);
126 #define EARLY_DELAY_DONE_MSG() (!delay_updates)
127 #define EARLY_DELETE_DONE_MSG() (!(delete_during == 2 || delete_after))
129 static int start_delete_delay_temp(void)
131 char fnametmp[MAXPATHLEN];
132 int save_dry_run = dry_run;
135 if (!get_tmpname(fnametmp, "deldelay", False)
136 || (deldelay_fd = do_mkstemp(fnametmp, 0600)) < 0) {
137 rprintf(FINFO, "NOTE: Unable to create delete-delay temp file%s.\n",
138 inc_recurse ? "" : " -- switching to --delete-after");
140 delete_after = !inc_recurse;
141 dry_run = save_dry_run;
145 dry_run = save_dry_run;
149 static int flush_delete_delay(void)
151 if (deldelay_fd < 0 && !start_delete_delay_temp())
153 if (write(deldelay_fd, deldelay_buf, deldelay_cnt) != deldelay_cnt) {
154 rsyserr(FERROR, errno, "flush of delete-delay buffer");
156 delete_after = !inc_recurse;
164 static int remember_delete(struct file_struct *file, const char *fname, int flags)
168 if (deldelay_cnt == deldelay_size && !flush_delete_delay())
171 if (flags & DEL_NO_UID_WRITE)
172 deldelay_buf[deldelay_cnt++] = '!';
175 len = snprintf(deldelay_buf + deldelay_cnt,
176 deldelay_size - deldelay_cnt,
178 (int)file->mode, fname, '\0');
179 if ((deldelay_cnt += len) <= deldelay_size)
182 if (!flush_delete_delay())
189 static int read_delay_line(char *buf, int *flags_p)
191 static int read_pos = 0;
193 char *bp, *past_space;
196 for (j = read_pos; j < deldelay_cnt && deldelay_buf[j]; j++) {}
197 if (j < deldelay_cnt)
199 if (deldelay_fd < 0) {
204 deldelay_cnt -= read_pos;
205 if (deldelay_cnt == deldelay_size)
207 if (deldelay_cnt && read_pos) {
208 memmove(deldelay_buf, deldelay_buf + read_pos,
211 len = read(deldelay_fd, deldelay_buf + deldelay_cnt,
212 deldelay_size - deldelay_cnt);
216 "ERROR: unexpected EOF in delete-delay file.\n");
221 rsyserr(FERROR, errno,
222 "reading delete-delay file");
229 bp = deldelay_buf + read_pos;
232 *flags_p = DEL_NO_UID_WRITE;
236 if (sscanf(bp, "%x ", &mode) != 1) {
238 rprintf(FERROR, "ERROR: invalid data in delete-delay file.\n");
241 past_space = strchr(bp, ' ') + 1;
242 len = j - read_pos - (past_space - bp) + 1; /* count the '\0' */
245 if (len > MAXPATHLEN) {
246 rprintf(FERROR, "ERROR: filename too long in delete-delay file.\n");
250 /* The caller needs the name in a MAXPATHLEN buffer, so we copy it
251 * instead of returning a pointer to our buffer. */
252 memcpy(buf, past_space, len);
257 static void do_delayed_deletions(char *delbuf)
261 if (deldelay_fd >= 0) {
262 if (deldelay_cnt && !flush_delete_delay())
264 lseek(deldelay_fd, 0, 0);
266 while ((mode = read_delay_line(delbuf, &flags)) >= 0)
267 delete_item(delbuf, mode, flags | DEL_RECURSE);
268 if (deldelay_fd >= 0)
272 /* This function is used to implement per-directory deletion, and is used by
273 * all the --delete-WHEN options. Note that the fbuf pointer must point to a
274 * MAXPATHLEN buffer with the name of the directory in it (the functions we
275 * call will append names onto the end, but the old dir value will be restored
277 static void delete_in_dir(char *fbuf, struct file_struct *file, dev_t *fs_dev)
279 static int already_warned = 0;
280 struct file_list *dirlist;
281 char delbuf[MAXPATHLEN];
285 change_local_filter_dir(NULL, 0, 0);
289 if (DEBUG_GTE(DEL, 2))
290 rprintf(FINFO, "delete_in_dir(%s)\n", fbuf);
293 maybe_send_keepalive(time(NULL), MSK_ALLOW_FLUSH);
295 if (io_error & IOERR_GENERAL && !ignore_errors) {
299 "IO error encountered -- skipping file deletion\n");
305 change_local_filter_dir(fbuf, dlen, F_DEPTH(file));
307 if (one_file_system) {
308 if (file->flags & FLAG_TOP_DIR)
309 filesystem_dev = *fs_dev;
310 else if (filesystem_dev != *fs_dev)
314 dirlist = get_dirlist(fbuf, dlen, 0);
316 /* If an item in dirlist is not found in flist, delete it
317 * from the filesystem. */
318 for (i = dirlist->used; i--; ) {
319 struct file_struct *fp = dirlist->files[i];
320 if (!F_IS_ACTIVE(fp))
322 if (fp->flags & FLAG_MOUNT_DIR && S_ISDIR(fp->mode)) {
323 if (INFO_GTE(MOUNT, 1))
324 rprintf(FINFO, "cannot delete mount point: %s\n",
328 /* Here we want to match regardless of file type. Replacement
329 * of a file with one of another type is handled separately by
330 * a delete_item call with a DEL_MAKE_ROOM flag. */
331 if (flist_find_ignore_dirness(cur_flist, fp) < 0) {
332 int flags = DEL_RECURSE;
333 if (!(fp->mode & S_IWUSR) && !am_root && fp->flags & FLAG_OWNED_BY_US)
334 flags |= DEL_NO_UID_WRITE;
336 if (delete_during == 2) {
337 if (!remember_delete(fp, delbuf, flags))
340 delete_item(delbuf, fp->mode, flags);
347 /* This deletes any files on the receiving side that are not present on the
348 * sending side. This is used by --delete-before and --delete-after. */
349 static void do_delete_pass(void)
351 char fbuf[MAXPATHLEN];
355 /* dry_run is incremented when the destination doesn't exist yet. */
356 if (dry_run > 1 || list_only)
359 for (j = 0; j < cur_flist->used; j++) {
360 struct file_struct *file = cur_flist->sorted[j];
362 if (!F_IS_ACTIVE(file))
367 if (!(file->flags & FLAG_CONTENT_DIR)) {
368 change_local_filter_dir(fbuf, strlen(fbuf), F_DEPTH(file));
372 if (DEBUG_GTE(DEL, 1) && file->flags & FLAG_TOP_DIR)
373 rprintf(FINFO, "deleting in %s\n", fbuf);
375 if (link_stat(fbuf, &st, keep_dirlinks) < 0
376 || !S_ISDIR(st.st_mode))
379 delete_in_dir(fbuf, file, &st.st_dev);
381 delete_in_dir(NULL, NULL, &dev_zero);
383 if (INFO_GTE(FLIST, 2) && !am_server)
384 rprintf(FINFO, " \r");
387 static inline int time_diff(STRUCT_STAT *stp, struct file_struct *file)
390 return cmp_time(stp->st_mtime, stp->ST_MTIME_NSEC, file->modtime, F_MOD_NSEC_or_0(file));
392 return cmp_time(stp->st_mtime, 0L, file->modtime, 0L);
396 static inline int perms_differ(struct file_struct *file, stat_x *sxp)
399 return !BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS);
401 if (preserve_executability)
402 return (sxp->st.st_mode & 0111 ? 1 : 0) ^ (file->mode & 0111 ? 1 : 0);
407 static inline int ownership_differs(struct file_struct *file, stat_x *sxp)
409 if (am_root && uid_ndx && sxp->st.st_uid != (uid_t)F_OWNER(file))
412 if (gid_ndx && !(file->flags & FLAG_SKIP_GROUP) && sxp->st.st_gid != (gid_t)F_GROUP(file))
419 static inline int acls_differ(const char *fname, struct file_struct *file, stat_x *sxp)
422 if (!ACL_READY(*sxp))
424 if (set_acl(NULL, file, sxp, file->mode))
432 #ifdef SUPPORT_XATTRS
433 static inline int xattrs_differ(const char *fname, struct file_struct *file, stat_x *sxp)
435 if (preserve_xattrs) {
436 if (!XATTR_READY(*sxp))
437 get_xattr(fname, sxp);
438 if (xattr_diff(file, sxp, 0))
446 int unchanged_attrs(const char *fname, struct file_struct *file, stat_x *sxp)
448 if (S_ISLNK(file->mode)) {
449 #ifdef CAN_SET_SYMLINK_TIMES
450 if (preserve_times & PRESERVE_LINK_TIMES && time_diff(&sxp->st, file))
453 #ifdef CAN_CHMOD_SYMLINK
454 if (perms_differ(file, sxp))
457 #ifdef CAN_CHOWN_SYMLINK
458 if (ownership_differs(file, sxp))
461 #if defined SUPPORT_ACLS && 0 /* no current symlink-ACL support */
462 if (acls_differ(fname, file, sxp))
465 #if defined SUPPORT_XATTRS && !defined NO_SYMLINK_XATTRS
466 if (xattrs_differ(fname, file, sxp))
470 if (preserve_times && time_diff(&sxp->st, file))
472 if (perms_differ(file, sxp))
474 if (ownership_differs(file, sxp))
477 if (acls_differ(fname, file, sxp))
480 #ifdef SUPPORT_XATTRS
481 if (xattrs_differ(fname, file, sxp))
489 void itemize(const char *fnamecmp, struct file_struct *file, int ndx, int statret,
490 stat_x *sxp, int32 iflags, uchar fnamecmp_type,
493 if (statret >= 0) { /* A from-dest-dir statret can == 1! */
494 int keep_time = !preserve_times ? 0
495 : S_ISDIR(file->mode) ? preserve_times & PRESERVE_DIR_TIMES
496 : S_ISLNK(file->mode) ? preserve_times & PRESERVE_LINK_TIMES
499 if (S_ISREG(file->mode) && F_LENGTH(file) != sxp->st.st_size)
500 iflags |= ITEM_REPORT_SIZE;
501 if (file->flags & FLAG_TIME_FAILED) { /* symlinks only */
502 if (iflags & ITEM_LOCAL_CHANGE)
503 iflags |= symlink_timeset_failed_flags;
505 ? time_diff(&sxp->st, file)
506 : iflags & (ITEM_TRANSFER|ITEM_LOCAL_CHANGE) && !(iflags & ITEM_MATCHED)
507 && (!(iflags & ITEM_XNAME_FOLLOWS) || *xname))
508 iflags |= ITEM_REPORT_TIME;
509 if (atimes_ndx && !S_ISDIR(file->mode) && !S_ISLNK(file->mode)
510 && cmp_time(F_ATIME(file), 0, sxp->st.st_atime, 0) != 0)
511 iflags |= ITEM_REPORT_ATIME;
512 #if !defined HAVE_LCHMOD && !defined HAVE_SETATTRLIST
513 if (S_ISLNK(file->mode)) {
517 if (preserve_perms) {
518 if (!BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS))
519 iflags |= ITEM_REPORT_PERMS;
520 } else if (preserve_executability
521 && ((sxp->st.st_mode & 0111 ? 1 : 0) ^ (file->mode & 0111 ? 1 : 0)))
522 iflags |= ITEM_REPORT_PERMS;
523 if (uid_ndx && am_root && (uid_t)F_OWNER(file) != sxp->st.st_uid)
524 iflags |= ITEM_REPORT_OWNER;
525 if (gid_ndx && !(file->flags & FLAG_SKIP_GROUP)
526 && sxp->st.st_gid != (gid_t)F_GROUP(file))
527 iflags |= ITEM_REPORT_GROUP;
529 if (preserve_acls && !S_ISLNK(file->mode)) {
530 if (!ACL_READY(*sxp))
531 get_acl(fnamecmp, sxp);
532 if (set_acl(NULL, file, sxp, file->mode))
533 iflags |= ITEM_REPORT_ACL;
536 #ifdef SUPPORT_XATTRS
537 if (preserve_xattrs) {
538 if (!XATTR_READY(*sxp))
539 get_xattr(fnamecmp, sxp);
540 if (xattr_diff(file, sxp, 1))
541 iflags |= ITEM_REPORT_XATTR;
545 #ifdef SUPPORT_XATTRS
546 if (preserve_xattrs && xattr_diff(file, NULL, 1))
547 iflags |= ITEM_REPORT_XATTR;
549 iflags |= ITEM_IS_NEW;
553 if ((iflags & (SIGNIFICANT_ITEM_FLAGS|ITEM_REPORT_XATTR) || INFO_GTE(NAME, 2)
554 || stdout_format_has_i > 1 || (xname && *xname)) && !read_batch) {
555 if (protocol_version >= 29) {
557 write_ndx(sock_f_out, ndx);
558 write_shortint(sock_f_out, iflags);
559 if (iflags & ITEM_BASIS_TYPE_FOLLOWS)
560 write_byte(sock_f_out, fnamecmp_type);
561 if (iflags & ITEM_XNAME_FOLLOWS)
562 write_vstring(sock_f_out, xname, strlen(xname));
563 #ifdef SUPPORT_XATTRS
564 if (preserve_xattrs && do_xfers
565 && iflags & (ITEM_REPORT_XATTR|ITEM_TRANSFER)) {
566 int fd = iflags & ITEM_REPORT_XATTR
567 && !(want_xattr_optim && BITS_SET(iflags, ITEM_XNAME_FOLLOWS|ITEM_LOCAL_CHANGE))
569 send_xattr_request(NULL, file, fd);
572 } else if (ndx >= 0) {
573 enum logcode code = logfile_format_has_i ? FINFO : FCLIENT;
574 log_item(code, file, iflags, xname);
580 /* Perform our quick-check heuristic for determining if a file is unchanged. */
581 int unchanged_file(char *fn, struct file_struct *file, STRUCT_STAT *st)
583 if (st->st_size != F_LENGTH(file))
586 /* if always checksum is set then we use the checksum instead
587 of the file time to determine whether to sync */
588 if (always_checksum > 0 && S_ISREG(st->st_mode)) {
589 char sum[MAX_DIGEST_LEN];
590 file_checksum(fn, st, sum);
591 return memcmp(sum, F_SUM(file), flist_csum_len) == 0;
600 return time_diff(st, file) == 0;
605 * set (initialize) the size entries in the per-file sum_struct
606 * calculating dynamic block and checksum sizes.
608 * This is only called from generate_and_send_sums() but is a separate
609 * function to encapsulate the logic.
611 * The block size is a rounded square root of file length.
613 * The checksum size is determined according to:
614 * blocksum_bits = BLOCKSUM_BIAS + 2*log2(file_len) - log2(block_len)
615 * provided by Donovan Baarda which gives a probability of rsync
616 * algorithm corrupting data and falling back using the whole md4
619 * This might be made one of several selectable heuristics.
621 static void sum_sizes_sqroot(struct sum_struct *sum, int64 len)
628 /* The file length overflowed our int64 var, so we can't process this file. */
629 sum->count = -1; /* indicate overflow error */
634 blength = block_size;
635 else if (len <= BLOCK_SIZE * BLOCK_SIZE)
636 blength = BLOCK_SIZE;
638 int32 max_blength = protocol_version < 30 ? OLD_MAX_BLOCK_SIZE : MAX_BLOCK_SIZE;
641 for (c = 1, l = len, cnt = 0; l >>= 2; c <<= 1, cnt++) {}
642 if (c < 0 || c >= max_blength)
643 blength = max_blength;
648 if (len < (int64)blength * blength)
651 } while (c >= 8); /* round to multiple of 8 */
652 blength = MAX(blength, BLOCK_SIZE);
656 if (protocol_version < 27) {
657 s2length = csum_length;
658 } else if (csum_length == SUM_LENGTH) {
659 s2length = SUM_LENGTH;
662 int b = BLOCKSUM_BIAS;
663 for (l = len; l >>= 1; b += 2) {}
664 for (c = blength; (c >>= 1) && b; b--) {}
665 /* add a bit, subtract rollsum, round up. */
666 s2length = (b + 1 - 32 + 7) / 8; /* --optimize in compiler-- */
667 s2length = MAX(s2length, csum_length);
668 s2length = MIN(s2length, SUM_LENGTH);
672 sum->blength = blength;
673 sum->s2length = s2length;
674 sum->remainder = (int32)(len % blength);
675 sum->count = (int32)(l = (len / blength) + (sum->remainder != 0));
677 if ((int64)sum->count != l)
680 if (sum->count && DEBUG_GTE(DELTASUM, 2)) {
682 "count=%s rem=%ld blength=%ld s2length=%d flength=%s\n",
683 big_num(sum->count), (long)sum->remainder, (long)sum->blength,
684 sum->s2length, big_num(sum->flength));
690 * Generate and send a stream of signatures/checksums that describe a buffer
692 * Generate approximately one checksum every block_len bytes.
694 static int generate_and_send_sums(int fd, OFF_T len, int f_out, int f_copy)
697 struct map_struct *mapbuf;
698 struct sum_struct sum;
701 sum_sizes_sqroot(&sum, len);
704 write_sum_head(f_out, &sum);
706 if (append_mode > 0 && f_copy < 0)
710 mapbuf = map_file(fd, len, MAX_MAP_SIZE, sum.blength);
714 for (i = 0; i < sum.count; i++) {
715 int32 n1 = (int32)MIN(len, (OFF_T)sum.blength);
716 char *map = map_ptr(mapbuf, offset, n1);
717 char sum2[SUM_LENGTH];
724 full_write(f_copy, map, n1);
729 sum1 = get_checksum1(map, n1);
730 get_checksum2(map, n1, sum2);
732 if (DEBUG_GTE(DELTASUM, 3)) {
734 "chunk[%s] offset=%s len=%ld sum1=%08lx\n",
735 big_num(i), big_num(offset - n1), (long)n1,
736 (unsigned long)sum1);
738 write_int(f_out, sum1);
739 write_buf(f_out, sum2, sum.s2length);
749 /* Try to find a filename in the same dir as "fname" with a similar name. */
750 static struct file_struct *find_fuzzy(struct file_struct *file, struct file_list *dirlist_array[], uchar *fnamecmp_type_ptr)
752 int fname_len, fname_suf_len;
753 const char *fname_suf, *fname = file->basename;
754 uint32 lowest_dist = 25 << 16; /* ignore a distance greater than 25 */
756 struct file_struct *lowest_fp = NULL;
758 fname_len = strlen(fname);
759 fname_suf = find_filename_suffix(fname, fname_len, &fname_suf_len);
761 /* Try to find an exact size+mtime match first. */
762 for (i = 0; i < fuzzy_basis; i++) {
763 struct file_list *dirlist = dirlist_array[i];
768 for (j = 0; j < dirlist->used; j++) {
769 struct file_struct *fp = dirlist->files[j];
771 if (!F_IS_ACTIVE(fp))
774 if (!S_ISREG(fp->mode) || !F_LENGTH(fp) || fp->flags & FLAG_FILE_SENT)
777 if (F_LENGTH(fp) == F_LENGTH(file) && cmp_time(fp->modtime, 0L, file->modtime, 0L) == 0) {
778 if (DEBUG_GTE(FUZZY, 2))
779 rprintf(FINFO, "fuzzy size/modtime match for %s\n", f_name(fp, NULL));
780 *fnamecmp_type_ptr = FNAMECMP_FUZZY + i;
787 for (i = 0; i < fuzzy_basis; i++) {
788 struct file_list *dirlist = dirlist_array[i];
793 for (j = 0; j < dirlist->used; j++) {
794 struct file_struct *fp = dirlist->files[j];
795 const char *suf, *name;
799 if (!F_IS_ACTIVE(fp))
802 if (!S_ISREG(fp->mode) || !F_LENGTH(fp) || fp->flags & FLAG_FILE_SENT)
807 suf = find_filename_suffix(name, len, &suf_len);
809 dist = fuzzy_distance(name, len, fname, fname_len);
810 /* Add some extra weight to how well the suffixes match. */
811 dist += fuzzy_distance(suf, suf_len, fname_suf, fname_suf_len) * 10;
812 if (DEBUG_GTE(FUZZY, 2)) {
813 rprintf(FINFO, "fuzzy distance for %s = %d.%05d\n",
814 f_name(fp, NULL), (int)(dist>>16), (int)(dist&0xFFFF));
816 if (dist <= lowest_dist) {
819 *fnamecmp_type_ptr = FNAMECMP_FUZZY + i;
827 /* Copy a file found in our --copy-dest handling. */
828 static int copy_altdest_file(const char *src, const char *dest, struct file_struct *file)
830 char buf[MAXPATHLEN];
831 const char *copy_to, *partialptr;
832 int save_preserve_xattrs = preserve_xattrs;
836 /* Let copy_file open the destination in place. */
840 fd_w = open_tmpfile(buf, dest, file);
845 cleanup_set(copy_to, NULL, NULL, -1, -1);
846 if (copy_file(src, copy_to, fd_w, file->mode) < 0) {
847 if (INFO_GTE(COPY, 1)) {
848 rsyserr(FINFO, errno, "copy_file %s => %s",
849 full_fname(src), copy_to);
851 /* Try to clean up. */
856 partialptr = partial_dir ? partial_dir_fname(dest) : NULL;
857 preserve_xattrs = 0; /* xattrs were copied with file */
858 ok = finish_transfer(dest, copy_to, src, partialptr, file, 1, 0);
859 preserve_xattrs = save_preserve_xattrs;
864 /* This is only called for regular files. We return -2 if we've finished
865 * handling the file, -1 if no dest-linking occurred, or a non-negative
866 * value if we found an alternate basis file. If we're called with the
867 * find_exact_for_existing flag, the destination file already exists, so
868 * we only try to find an exact alt-dest match. In this case, the returns
869 * are only -2 & -1 (both as above). */
870 static int try_dests_reg(struct file_struct *file, char *fname, int ndx,
871 char *cmpbuf, stat_x *sxp, int find_exact_for_existing,
872 int itemizing, enum logcode code)
874 STRUCT_STAT real_st = sxp->st;
880 pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
881 if (link_stat(cmpbuf, &sxp->st, 0) < 0 || !S_ISREG(sxp->st.st_mode))
883 if (match_level == 0) {
887 if (!unchanged_file(cmpbuf, file, &sxp->st))
889 if (match_level == 1) {
893 if (unchanged_attrs(cmpbuf, file, sxp)) {
899 } while (basis_dir[++j] != NULL);
902 goto got_nothing_for_ya;
904 if (j != best_match) {
906 pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
907 if (link_stat(cmpbuf, &sxp->st, 0) < 0)
908 goto got_nothing_for_ya;
911 if (match_level == 3 && !copy_dest) {
912 if (find_exact_for_existing) {
913 if (link_dest && real_st.st_dev == sxp->st.st_dev && real_st.st_ino == sxp->st.st_ino)
915 if (do_unlink(fname) < 0 && errno != ENOENT)
916 goto got_nothing_for_ya;
918 #ifdef SUPPORT_HARD_LINKS
920 if (!hard_link_one(file, fname, cmpbuf, 1))
923 set_file_attrs(fname, file, sxp, NULL, 0);
924 if (preserve_hard_links && F_IS_HLINKED(file))
925 finish_hard_link(file, fname, ndx, &sxp->st, itemizing, code, j);
926 if (!maybe_ATTRS_REPORT && (INFO_GTE(NAME, 2) || stdout_format_has_i > 1)) {
927 itemize(cmpbuf, file, ndx, 1, sxp,
928 ITEM_LOCAL_CHANGE | ITEM_XNAME_FOLLOWS,
935 itemize(cmpbuf, file, ndx, 0, sxp, 0, 0, NULL);
937 if (INFO_GTE(NAME, 2) && maybe_ATTRS_REPORT)
938 rprintf(FCLIENT, "%s is uptodate\n", fname);
942 if (find_exact_for_existing)
943 goto got_nothing_for_ya;
945 if (match_level >= 2) {
946 #ifdef SUPPORT_HARD_LINKS
947 try_a_copy: /* Copy the file locally. */
949 if (!dry_run && copy_altdest_file(cmpbuf, fname, file) < 0) {
950 if (find_exact_for_existing) /* Can get here via hard-link failure */
951 goto got_nothing_for_ya;
955 itemize(cmpbuf, file, ndx, 0, sxp, ITEM_LOCAL_CHANGE, 0, NULL);
956 if (maybe_ATTRS_REPORT
957 && ((!itemizing && INFO_GTE(NAME, 1) && match_level == 2)
958 || (INFO_GTE(NAME, 2) && match_level == 3))) {
959 code = match_level == 3 ? FCLIENT : FINFO;
960 rprintf(code, "%s%s\n", fname,
961 match_level == 3 ? " is uptodate" : "");
963 #ifdef SUPPORT_HARD_LINKS
964 if (preserve_hard_links && F_IS_HLINKED(file))
965 finish_hard_link(file, fname, ndx, &sxp->st, itemizing, code, -1);
970 return FNAMECMP_BASIS_DIR_LOW + j;
977 /* This is only called for non-regular files. We return -2 if we've finished
978 * handling the file, or -1 if no dest-linking occurred, or a non-negative
979 * value if we found an alternate basis file. */
980 static int try_dests_non(struct file_struct *file, char *fname, int ndx,
981 char *cmpbuf, stat_x *sxp, int itemizing,
986 enum nonregtype type;
989 char lnk[MAXPATHLEN];
994 #ifndef SUPPORT_LINKS
995 if (S_ISLNK(file->mode))
998 if (S_ISDIR(file->mode)) {
1000 } else if (IS_SPECIAL(file->mode))
1001 type = TYPE_SPECIAL;
1002 else if (IS_DEVICE(file->mode))
1004 #ifdef SUPPORT_LINKS
1005 else if (S_ISLNK(file->mode))
1006 type = TYPE_SYMLINK;
1010 "internal: try_dests_non() called with invalid mode (%o)\n",
1012 exit_cleanup(RERR_UNSUPPORTED);
1016 pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
1017 if (link_stat(cmpbuf, &sxp->st, 0) < 0)
1021 if (!S_ISDIR(sxp->st.st_mode))
1025 if (!IS_SPECIAL(sxp->st.st_mode))
1029 if (!IS_DEVICE(sxp->st.st_mode))
1033 #ifdef SUPPORT_LINKS
1034 if (!S_ISLNK(sxp->st.st_mode))
1041 if (match_level < 1) {
1050 devp = F_RDEV_P(file);
1051 if (sxp->st.st_rdev != MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)))
1055 #ifdef SUPPORT_LINKS
1056 if ((len = do_readlink(cmpbuf, lnk, MAXPATHLEN-1)) <= 0)
1059 if (strcmp(lnk, F_SYMLINK(file)) != 0)
1066 if (match_level < 2) {
1070 if (unchanged_attrs(cmpbuf, file, sxp)) {
1075 } while (basis_dir[++j] != NULL);
1080 if (j != best_match) {
1082 pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
1083 if (link_stat(cmpbuf, &sxp->st, 0) < 0)
1087 if (match_level == 3) {
1088 #ifdef SUPPORT_HARD_LINKS
1090 #ifndef CAN_HARDLINK_SYMLINK
1091 && !S_ISLNK(file->mode)
1093 #ifndef CAN_HARDLINK_SPECIAL
1094 && !IS_SPECIAL(file->mode) && !IS_DEVICE(file->mode)
1096 && !S_ISDIR(file->mode)) {
1097 if (do_link(cmpbuf, fname) < 0) {
1098 rsyserr(FERROR_XFER, errno,
1099 "failed to hard-link %s with %s",
1103 if (preserve_hard_links && F_IS_HLINKED(file))
1104 finish_hard_link(file, fname, ndx, NULL, itemizing, code, -1);
1108 if (itemizing && stdout_format_has_i
1109 && (INFO_GTE(NAME, 2) || stdout_format_has_i > 1)) {
1110 int chg = compare_dest && type != TYPE_DIR ? 0
1111 : ITEM_LOCAL_CHANGE + (match_level == 3 ? ITEM_XNAME_FOLLOWS : 0);
1112 char *lp = match_level == 3 ? "" : NULL;
1113 itemize(cmpbuf, file, ndx, 0, sxp, chg + ITEM_MATCHED, 0, lp);
1115 if (INFO_GTE(NAME, 2) && maybe_ATTRS_REPORT) {
1116 rprintf(FCLIENT, "%s%s is uptodate\n",
1117 fname, type == TYPE_DIR ? "/" : "");
1125 static void list_file_entry(struct file_struct *f)
1127 char permbuf[PERMSTRING_SIZE];
1128 const char *mtime_str = timestring(f->modtime);
1129 int size_width = human_readable ? 14 : 11;
1130 int mtime_width = 1 + strlen(mtime_str);
1131 int atime_width = atimes_ndx ? mtime_width : 0;
1133 if (!F_IS_ACTIVE(f)) {
1134 /* this can happen if duplicate names were removed */
1138 /* TODO: indicate '+' if the entry has an ACL. */
1140 if (missing_args == 2 && f->mode == 0) {
1141 rprintf(FINFO, "%-*s %s\n",
1142 10 + 1 + size_width + mtime_width + atime_width, "*missing",
1145 const char *atime_str = atimes_ndx && !S_ISDIR(f->mode) ? timestring(F_ATIME(f)) : "";
1146 const char *arrow, *lnk;
1148 permstring(permbuf, f->mode);
1150 #ifdef SUPPORT_LINKS
1151 if (preserve_links && S_ISLNK(f->mode)) {
1158 rprintf(FINFO, "%s %*s %s%*s %s%s%s\n",
1159 permbuf, size_width, human_num(F_LENGTH(f)),
1160 timestring(f->modtime), atime_width, atime_str,
1161 f_name(f, NULL), arrow, lnk);
1165 static int phase = 0;
1166 static int dflt_perms;
1168 static int implied_dirs_are_missing;
1169 /* Helper for recv_generator's skip_dir and dry_missing_dir tests. */
1170 static BOOL is_below(struct file_struct *file, struct file_struct *subtree)
1172 return F_DEPTH(file) > F_DEPTH(subtree)
1173 && (!implied_dirs_are_missing || f_name_has_prefix(file, subtree));
1176 /* Acts on the indicated item in cur_flist whose name is fname. If a dir,
1177 * make sure it exists, and has the right permissions/timestamp info. For
1178 * all other non-regular files (symlinks, etc.) we create them here. For
1179 * regular files that have changed, we try to find a basis file and then
1180 * start sending checksums. The ndx is the file's unique index value.
1182 * The fname parameter must point to a MAXPATHLEN buffer! (e.g it gets
1183 * passed to delete_item(), which can use it during a recursive delete.)
1185 * Note that f_out is set to -1 when doing final directory-permission and
1186 * modification-time repair. */
1187 static void recv_generator(char *fname, struct file_struct *file, int ndx,
1188 int itemizing, enum logcode code, int f_out)
1190 static const char *parent_dirname = "";
1191 static struct file_struct *prior_dir_file = NULL;
1192 /* Missing dir not created due to --dry-run; will still be scanned. */
1193 static struct file_struct *dry_missing_dir = NULL;
1194 /* Missing dir whose contents are skipped altogether due to
1195 * --ignore-non-existing, daemon exclude, or mkdir failure. */
1196 static struct file_struct *skip_dir = NULL;
1197 static struct file_list *fuzzy_dirlist[MAX_BASIS_DIRS+1];
1198 static int need_fuzzy_dirlist = 0;
1199 struct file_struct *fuzzy_file = NULL;
1200 int fd = -1, f_copy = -1;
1202 STRUCT_STAT partial_st;
1203 struct file_struct *back_file = NULL;
1204 int statret, real_ret, stat_errno;
1205 char *fnamecmp, *partialptr, *backupptr = NULL;
1206 char fnamecmpbuf[MAXPATHLEN];
1207 uchar fnamecmp_type;
1208 int del_opts = delete_mode || force_delete ? DEL_RECURSE : 0;
1209 int is_dir = !S_ISDIR(file->mode) ? 0
1210 : inc_recurse && ndx != cur_flist->ndx_start - 1 ? -1
1213 if (DEBUG_GTE(GENR, 1))
1214 rprintf(FINFO, "recv_generator(%s,%d)\n", fname, ndx);
1218 || (is_dir && !implied_dirs && file->flags & FLAG_IMPLIED_DIR))
1220 list_file_entry(file);
1224 maybe_ATTRS_SET_NANO = always_checksum ? ATTRS_SET_NANO : 0;
1227 if (is_below(file, skip_dir)) {
1229 file->flags |= FLAG_MISSING_DIR;
1230 #ifdef SUPPORT_HARD_LINKS
1231 else if (F_IS_HLINKED(file))
1232 handle_skipped_hlink(file, itemizing, code, f_out);
1240 if (daemon_filter_list.head && (*fname != '.' || fname[1])) {
1241 if (check_filter(&daemon_filter_list, FLOG, fname, is_dir) < 0) {
1244 #ifdef SUPPORT_HARD_LINKS
1245 if (F_IS_HLINKED(file))
1246 handle_skipped_hlink(file, itemizing, code, f_out);
1248 rprintf(FERROR_XFER,
1249 "ERROR: daemon refused to receive %s \"%s\"\n",
1250 is_dir ? "directory" : "file", fname);
1252 goto skipping_dir_contents;
1257 if (dry_run > 1 || (dry_missing_dir && is_below(file, dry_missing_dir))) {
1259 parent_is_dry_missing:
1260 for (i = 0; i < fuzzy_basis; i++) {
1261 if (fuzzy_dirlist[i]) {
1262 flist_free(fuzzy_dirlist[i]);
1263 fuzzy_dirlist[i] = NULL;
1266 parent_dirname = "";
1268 stat_errno = ENOENT;
1270 const char *dn = file->dirname ? file->dirname : ".";
1271 dry_missing_dir = NULL;
1272 if (parent_dirname != dn && strcmp(parent_dirname, dn) != 0) {
1273 /* Each parent dir must be in the file list or the flist data is bad.
1274 * Optimization: most of the time the parent dir will be the last dir
1275 * this function was asked to process in the file list. */
1277 && (*dn != '.' || dn[1]) /* Avoid an issue with --relative and the "." dir. */
1278 && (!prior_dir_file || strcmp(dn, f_name(prior_dir_file, NULL)) != 0)
1279 && flist_find_name(cur_flist, dn, 1) < 0) {
1281 "ABORTING due to invalid path from sender: %s/%s\n",
1282 dn, file->basename);
1283 exit_cleanup(RERR_PROTOCOL);
1285 if (relative_paths && !implied_dirs
1286 && do_stat(dn, &sx.st) < 0) {
1288 goto parent_is_dry_missing;
1289 if (make_path(fname, MKP_DROP_NAME | MKP_SKIP_SLASH) < 0) {
1290 rsyserr(FERROR_XFER, errno,
1291 "recv_generator: mkdir %s failed",
1297 for (i = 0; i < fuzzy_basis; i++) {
1298 if (fuzzy_dirlist[i]) {
1299 flist_free(fuzzy_dirlist[i]);
1300 fuzzy_dirlist[i] = NULL;
1303 need_fuzzy_dirlist = 1;
1306 if (!preserve_perms)
1307 dflt_perms = default_perms_for_dir(dn);
1310 parent_dirname = dn;
1312 if (need_fuzzy_dirlist && S_ISREG(file->mode)) {
1314 strlcpy(fnamecmpbuf, dn, sizeof fnamecmpbuf);
1315 for (i = 0; i < fuzzy_basis; i++) {
1316 if (i && pathjoin(fnamecmpbuf, MAXPATHLEN, basis_dir[i-1], dn) >= MAXPATHLEN)
1318 fuzzy_dirlist[i] = get_dirlist(fnamecmpbuf, -1, GDL_IGNORE_FILTER_RULES | GDL_PERHAPS_DIR);
1319 if (fuzzy_dirlist[i] && fuzzy_dirlist[i]->used == 0) {
1320 flist_free(fuzzy_dirlist[i]);
1321 fuzzy_dirlist[i] = NULL;
1324 need_fuzzy_dirlist = 0;
1327 statret = link_stat(fname, &sx.st, keep_dirlinks && is_dir);
1331 if (missing_args == 2 && file->mode == 0) {
1332 if (filter_list.head && check_filter(&filter_list, FINFO, fname, is_dir) < 0)
1335 delete_item(fname, sx.st.st_mode, del_opts);
1339 if (ignore_non_existing > 0 && statret == -1 && stat_errno == ENOENT) {
1344 file->flags |= FLAG_MISSING_DIR;
1346 #ifdef SUPPORT_HARD_LINKS
1347 else if (F_IS_HLINKED(file))
1348 handle_skipped_hlink(file, itemizing, code, f_out);
1350 if (INFO_GTE(SKIP, 1)) {
1351 rprintf(FINFO, "not creating new %s \"%s\"\n",
1352 is_dir ? "directory" : "file", fname);
1357 if (statret == 0 && !(sx.st.st_mode & S_IWUSR)
1358 && !am_root && sx.st.st_uid == our_uid)
1359 del_opts |= DEL_NO_UID_WRITE;
1361 if (ignore_existing > 0 && statret == 0
1362 && (!is_dir || !S_ISDIR(sx.st.st_mode))) {
1363 if (INFO_GTE(SKIP, 1) && is_dir >= 0)
1364 rprintf(FINFO, "%s exists\n", fname);
1365 #ifdef SUPPORT_HARD_LINKS
1366 if (F_IS_HLINKED(file))
1367 handle_skipped_hlink(file, itemizing, code, f_out);
1376 if (!implied_dirs && file->flags & FLAG_IMPLIED_DIR)
1379 /* For --fake-super, the dir must be useable by the copying
1380 * user, just like it would be for root. */
1381 added_perms = S_IRUSR|S_IWUSR|S_IXUSR;
1385 if (!(preserve_times & PRESERVE_DIR_TIMES))
1387 /* In inc_recurse mode we want to make sure any missing
1388 * directories get created while we're still processing
1389 * the parent dir (which allows us to touch the parent
1390 * dir's mtime right away). We will handle the dir in
1391 * full later (right before we handle its contents). */
1393 && (S_ISDIR(sx.st.st_mode)
1394 || delete_item(fname, sx.st.st_mode, del_opts | DEL_FOR_DIR) != 0))
1395 goto cleanup; /* Any errors get reported later. */
1396 if (do_mkdir(fname, (file->mode|added_perms) & 0700) == 0)
1397 file->flags |= FLAG_DIR_CREATED;
1400 /* The file to be received is a directory, so we need
1401 * to prepare appropriately. If there is already a
1402 * file of that name and it is *not* a directory, then
1403 * we need to delete it. If it doesn't exist, then
1404 * (perhaps recursively) create it. */
1405 if (statret == 0 && !S_ISDIR(sx.st.st_mode)) {
1406 if (delete_item(fname, sx.st.st_mode, del_opts | DEL_FOR_DIR) != 0)
1407 goto skipping_dir_contents;
1410 if (dry_run && statret != 0) {
1411 if (!dry_missing_dir)
1412 dry_missing_dir = file;
1413 file->flags |= FLAG_MISSING_DIR;
1415 init_stat_x(&real_sx);
1418 if (file->flags & FLAG_DIR_CREATED)
1420 if (!preserve_perms) { /* See comment in non-dir code below. */
1421 file->mode = dest_mode(file->mode, sx.st.st_mode,
1422 dflt_perms, statret == 0);
1424 if (statret != 0 && basis_dir[0] != NULL) {
1425 int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx,
1431 } else if (j >= 0) {
1433 fnamecmp = fnamecmpbuf;
1436 if (itemizing && f_out != -1) {
1437 itemize(fnamecmp, file, ndx, statret, &sx,
1438 statret ? ITEM_LOCAL_CHANGE : 0, 0, NULL);
1440 if (real_ret != 0 && do_mkdir(fname,file->mode|added_perms) < 0 && errno != EEXIST) {
1441 if (!relative_paths || errno != ENOENT
1442 || make_path(fname, MKP_DROP_NAME | MKP_SKIP_SLASH) < 0
1443 || (do_mkdir(fname, file->mode|added_perms) < 0 && errno != EEXIST)) {
1444 rsyserr(FERROR_XFER, errno,
1445 "recv_generator: mkdir %s failed",
1447 skipping_dir_contents:
1449 "*** Skipping any contents from this failed directory ***\n");
1451 file->flags |= FLAG_MISSING_DIR;
1456 #ifdef SUPPORT_XATTRS
1457 if (preserve_xattrs && statret == 1)
1458 copy_xattrs(fnamecmpbuf, fname);
1460 if (set_file_attrs(fname, file, real_ret ? NULL : &real_sx, NULL, 0)
1461 && INFO_GTE(NAME, 1) && code != FNONE && f_out != -1)
1462 rprintf(code, "%s/\n", fname);
1464 /* We need to ensure that the dirs in the transfer have both
1465 * readable and writable permissions during the time we are
1466 * putting files within them. This is then restored to the
1467 * former permissions after the transfer is done. */
1469 if (!am_root && (file->mode & S_IRWXU) != S_IRWXU && dir_tweaking) {
1470 mode_t mode = file->mode | S_IRWXU;
1471 if (do_chmod(fname, mode) < 0) {
1472 rsyserr(FERROR_XFER, errno,
1473 "failed to modify permissions on %s",
1476 need_retouch_dir_perms = 1;
1480 if (real_ret != 0 && one_file_system)
1481 real_sx.st.st_dev = filesystem_dev;
1483 if (one_file_system) {
1484 uint32 *devp = F_DIR_DEV_P(file);
1485 DEV_MAJOR(devp) = major(real_sx.st.st_dev);
1486 DEV_MINOR(devp) = minor(real_sx.st.st_dev);
1489 else if (delete_during && f_out != -1 && !phase
1490 && !(file->flags & FLAG_MISSING_DIR)) {
1491 if (file->flags & FLAG_CONTENT_DIR)
1492 delete_in_dir(fname, file, &real_sx.st.st_dev);
1494 change_local_filter_dir(fname, strlen(fname), F_DEPTH(file));
1496 prior_dir_file = file;
1500 /* If we're not preserving permissions, change the file-list's
1501 * mode based on the local permissions and some heuristics. */
1502 if (!preserve_perms) {
1503 int exists = statret == 0 && !S_ISDIR(sx.st.st_mode);
1504 file->mode = dest_mode(file->mode, sx.st.st_mode, dflt_perms,
1508 #ifdef SUPPORT_HARD_LINKS
1509 if (preserve_hard_links && F_HLINK_NOT_FIRST(file)
1510 && hard_link_check(file, ndx, fname, statret, &sx, itemizing, code))
1514 if (preserve_links && S_ISLNK(file->mode)) {
1515 #ifdef SUPPORT_LINKS
1516 const char *sl = F_SYMLINK(file);
1517 if (safe_symlinks && unsafe_symlink(sl, fname)) {
1518 if (INFO_GTE(NAME, 1)) {
1520 /* fname contains the destination path, but we
1521 * want to report the source path. */
1522 fname = f_name(file, NULL);
1525 "ignoring unsafe symlink \"%s\" -> \"%s\"\n",
1531 char lnk[MAXPATHLEN];
1534 if (S_ISLNK(sx.st.st_mode)
1535 && (len = do_readlink(fname, lnk, MAXPATHLEN-1)) > 0
1536 && strncmp(lnk, sl, len) == 0 && sl[len] == '\0') {
1537 /* The link is pointing to the right place. */
1538 set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT);
1540 itemize(fname, file, ndx, 0, &sx, 0, 0, NULL);
1541 #ifdef SUPPORT_HARD_LINKS
1542 if (preserve_hard_links && F_IS_HLINKED(file))
1543 finish_hard_link(file, fname, ndx, &sx.st, itemizing, code, -1);
1545 if (remove_source_files == 1)
1546 goto return_with_success;
1549 } else if (basis_dir[0] != NULL) {
1550 int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx,
1553 #ifndef CAN_HARDLINK_SYMLINK
1555 /* Resort to --copy-dest behavior. */
1562 } else if (j >= 0) {
1564 fnamecmp = fnamecmpbuf;
1567 if (atomic_create(file, fname, sl, NULL, MAKEDEV(0, 0), &sx, statret == 0 ? DEL_FOR_SYMLINK : 0)) {
1568 set_file_attrs(fname, file, NULL, NULL, 0);
1570 if (statret == 0 && !S_ISLNK(sx.st.st_mode))
1572 itemize(fnamecmp, file, ndx, statret, &sx,
1573 ITEM_LOCAL_CHANGE|ITEM_REPORT_CHANGE, 0, NULL);
1575 if (code != FNONE && INFO_GTE(NAME, 1))
1576 rprintf(code, "%s -> %s\n", fname, sl);
1577 #ifdef SUPPORT_HARD_LINKS
1578 if (preserve_hard_links && F_IS_HLINKED(file))
1579 finish_hard_link(file, fname, ndx, NULL, itemizing, code, -1);
1581 /* This does not check remove_source_files == 1
1582 * because this is one of the items that the old
1583 * --remove-sent-files option would remove. */
1584 if (remove_source_files)
1585 goto return_with_success;
1591 if ((am_root && preserve_devices && IS_DEVICE(file->mode))
1592 || (preserve_specials && IS_SPECIAL(file->mode))) {
1594 int del_for_flag = 0;
1595 if (IS_DEVICE(file->mode)) {
1596 uint32 *devp = F_RDEV_P(file);
1597 rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp));
1601 if (IS_DEVICE(file->mode)) {
1602 if (!IS_DEVICE(sx.st.st_mode))
1604 del_for_flag = DEL_FOR_DEVICE;
1606 if (!IS_SPECIAL(sx.st.st_mode))
1608 del_for_flag = DEL_FOR_SPECIAL;
1611 && BITS_EQUAL(sx.st.st_mode, file->mode, _S_IFMT)
1612 && (IS_SPECIAL(sx.st.st_mode) || sx.st.st_rdev == rdev)) {
1613 /* The device or special file is identical. */
1614 set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT);
1616 itemize(fname, file, ndx, 0, &sx, 0, 0, NULL);
1617 #ifdef SUPPORT_HARD_LINKS
1618 if (preserve_hard_links && F_IS_HLINKED(file))
1619 finish_hard_link(file, fname, ndx, &sx.st, itemizing, code, -1);
1621 if (remove_source_files == 1)
1622 goto return_with_success;
1625 } else if (basis_dir[0] != NULL) {
1626 int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx,
1629 #ifndef CAN_HARDLINK_SPECIAL
1631 /* Resort to --copy-dest behavior. */
1638 } else if (j >= 0) {
1640 fnamecmp = fnamecmpbuf;
1643 if (DEBUG_GTE(GENR, 1)) {
1644 rprintf(FINFO, "mknod(%s, 0%o, [%ld,%ld])\n",
1645 fname, (int)file->mode,
1646 (long)major(rdev), (long)minor(rdev));
1648 if (atomic_create(file, fname, NULL, NULL, rdev, &sx, del_for_flag)) {
1649 set_file_attrs(fname, file, NULL, NULL, 0);
1651 itemize(fnamecmp, file, ndx, statret, &sx,
1652 ITEM_LOCAL_CHANGE|ITEM_REPORT_CHANGE, 0, NULL);
1654 if (code != FNONE && INFO_GTE(NAME, 1))
1655 rprintf(code, "%s\n", fname);
1656 #ifdef SUPPORT_HARD_LINKS
1657 if (preserve_hard_links && F_IS_HLINKED(file))
1658 finish_hard_link(file, fname, ndx, NULL, itemizing, code, -1);
1660 if (remove_source_files == 1)
1661 goto return_with_success;
1666 if (!S_ISREG(file->mode)) {
1668 fname = f_name(file, NULL);
1669 rprintf(FINFO, "skipping non-regular file \"%s\"\n", fname);
1673 if (max_size >= 0 && F_LENGTH(file) > max_size) {
1674 if (INFO_GTE(SKIP, 1)) {
1676 fname = f_name(file, NULL);
1677 rprintf(FINFO, "%s is over max-size\n", fname);
1681 if (min_size >= 0 && F_LENGTH(file) < min_size) {
1682 if (INFO_GTE(SKIP, 1)) {
1684 fname = f_name(file, NULL);
1685 rprintf(FINFO, "%s is under min-size\n", fname);
1690 if (update_only > 0 && statret == 0 && time_diff(&sx.st, file) > 0) {
1691 if (INFO_GTE(SKIP, 1))
1692 rprintf(FINFO, "%s is newer\n", fname);
1693 #ifdef SUPPORT_HARD_LINKS
1694 if (F_IS_HLINKED(file))
1695 handle_skipped_hlink(file, itemizing, code, f_out);
1700 fnamecmp_type = FNAMECMP_FNAME;
1702 if (statret == 0 && !(S_ISREG(sx.st.st_mode) || (write_devices && IS_DEVICE(sx.st.st_mode)))) {
1703 if (delete_item(fname, sx.st.st_mode, del_opts | DEL_FOR_FILE) != 0)
1706 stat_errno = ENOENT;
1709 if (basis_dir[0] != NULL && (statret != 0 || !copy_dest)) {
1710 int j = try_dests_reg(file, fname, ndx, fnamecmpbuf, &sx,
1711 statret == 0, itemizing, code);
1713 if (remove_source_files == 1)
1714 goto return_with_success;
1718 fnamecmp = fnamecmpbuf;
1724 init_stat_x(&real_sx);
1725 real_sx.st = sx.st; /* Don't copy xattr/acl pointers, as they would free wrong. */
1728 if (partial_dir && (partialptr = partial_dir_fname(fname)) != NULL
1729 && link_stat(partialptr, &partial_st, 0) == 0
1730 && S_ISREG(partial_st.st_mode)) {
1732 goto prepare_to_open;
1736 if (statret != 0 && fuzzy_basis) {
1737 /* Sets fnamecmp_type to FNAMECMP_FUZZY or above. */
1738 fuzzy_file = find_fuzzy(file, fuzzy_dirlist, &fnamecmp_type);
1740 f_name(fuzzy_file, fnamecmpbuf);
1741 if (DEBUG_GTE(FUZZY, 1)) {
1742 rprintf(FINFO, "fuzzy basis selected for %s: %s\n",
1743 fname, fnamecmpbuf);
1745 sx.st.st_size = F_LENGTH(fuzzy_file);
1747 fnamecmp = fnamecmpbuf;
1752 #ifdef SUPPORT_HARD_LINKS
1753 if (preserve_hard_links && F_HLINK_NOT_LAST(file)) {
1754 cur_flist->in_progress++;
1758 if (stat_errno == ENOENT)
1760 rsyserr(FERROR_XFER, stat_errno, "recv_generator: failed to stat %s",
1765 if (fnamecmp_type <= FNAMECMP_BASIS_DIR_HIGH)
1767 else if (fnamecmp_type >= FNAMECMP_FUZZY)
1769 else if (unchanged_file(fnamecmp, file, &sx.st)) {
1771 do_unlink(partialptr);
1772 handle_partial_dir(partialptr, PDIR_DELETE);
1774 set_file_attrs(fname, file, &sx, NULL, maybe_ATTRS_REPORT | maybe_ATTRS_SET_NANO);
1776 itemize(fnamecmp, file, ndx, statret, &sx, 0, 0, NULL);
1777 #ifdef SUPPORT_HARD_LINKS
1778 if (preserve_hard_links && F_IS_HLINKED(file))
1779 finish_hard_link(file, fname, ndx, &sx.st, itemizing, code, -1);
1781 if (remove_source_files != 1)
1783 return_with_success:
1785 send_msg_int(MSG_SUCCESS, ndx);
1789 if (append_mode > 0 && sx.st.st_size >= F_LENGTH(file)) {
1790 #ifdef SUPPORT_HARD_LINKS
1791 if (F_IS_HLINKED(file))
1792 handle_skipped_hlink(file, itemizing, code, f_out);
1800 fnamecmp = partialptr;
1801 fnamecmp_type = FNAMECMP_PARTIAL_DIR;
1808 if (read_batch || whole_file) {
1809 if (inplace && make_backups > 0 && fnamecmp_type == FNAMECMP_FNAME) {
1810 if (!(backupptr = get_backup_name(fname)))
1812 if (!(back_file = make_file(fname, NULL, NULL, 0, NO_FILTERS)))
1813 goto pretend_missing;
1814 if (copy_file(fname, backupptr, -1, back_file->mode) < 0) {
1815 unmake_file(back_file);
1823 if (fuzzy_dirlist[0]) {
1824 int j = flist_find(fuzzy_dirlist[0], file);
1825 if (j >= 0) /* don't use changing file as future fuzzy basis */
1826 fuzzy_dirlist[0]->files[j]->flags |= FLAG_FILE_SENT;
1830 if ((fd = do_open(fnamecmp, O_RDONLY, 0)) < 0) {
1831 rsyserr(FERROR, errno, "failed to open %s, continuing",
1832 full_fname(fnamecmp));
1834 /* pretend the file didn't exist */
1835 #ifdef SUPPORT_HARD_LINKS
1836 if (preserve_hard_links && F_HLINK_NOT_LAST(file)) {
1837 cur_flist->in_progress++;
1841 statret = real_ret = -1;
1845 if (inplace && make_backups > 0 && fnamecmp_type == FNAMECMP_FNAME) {
1846 if (!(backupptr = get_backup_name(fname))) {
1850 if (!(back_file = make_file(fname, NULL, NULL, 0, NO_FILTERS))) {
1852 goto pretend_missing;
1854 if (robust_unlink(backupptr) && errno != ENOENT) {
1855 rsyserr(FERROR_XFER, errno, "unlink %s",
1856 full_fname(backupptr));
1857 unmake_file(back_file);
1862 if ((f_copy = do_open(backupptr, O_WRONLY | O_CREAT | O_TRUNC | O_EXCL, 0600)) < 0) {
1863 rsyserr(FERROR_XFER, errno, "open %s", full_fname(backupptr));
1864 unmake_file(back_file);
1869 fnamecmp_type = FNAMECMP_BACKUP;
1872 if (DEBUG_GTE(DELTASUM, 3)) {
1873 rprintf(FINFO, "gen mapped %s of size %s\n",
1874 fnamecmp, big_num(sx.st.st_size));
1877 if (DEBUG_GTE(DELTASUM, 2))
1878 rprintf(FINFO, "generating and sending sums for %d\n", ndx);
1881 if (remove_source_files && !delay_updates && !phase && !dry_run)
1882 increment_active_files(ndx, itemizing, code);
1883 if (inc_recurse && (!dry_run || write_batch < 0))
1884 cur_flist->in_progress++;
1885 #ifdef SUPPORT_HARD_LINKS
1886 if (preserve_hard_links && F_IS_HLINKED(file))
1887 file->flags |= FLAG_FILE_SENT;
1889 write_ndx(f_out, ndx);
1891 int iflags = ITEM_TRANSFER;
1892 if (always_checksum > 0)
1893 iflags |= ITEM_REPORT_CHANGE;
1894 if (fnamecmp_type != FNAMECMP_FNAME)
1895 iflags |= ITEM_BASIS_TYPE_FOLLOWS;
1896 if (fnamecmp_type >= FNAMECMP_FUZZY)
1897 iflags |= ITEM_XNAME_FOLLOWS;
1898 itemize(fnamecmp, file, -1, real_ret, &real_sx, iflags, fnamecmp_type,
1899 fuzzy_file ? fuzzy_file->basename : NULL);
1900 free_stat_x(&real_sx);
1904 #ifdef SUPPORT_HARD_LINKS
1905 if (preserve_hard_links && F_IS_HLINKED(file))
1906 finish_hard_link(file, fname, ndx, &sx.st, itemizing, code, -1);
1913 if (statret != 0 || whole_file)
1914 write_sum_head(f_out, NULL);
1915 else if (sx.st.st_size <= 0) {
1916 write_sum_head(f_out, NULL);
1919 if (generate_and_send_sums(fd, sx.st.st_size, f_out, f_copy) < 0) {
1921 "WARNING: file is too large for checksum sending: %s\n",
1923 write_sum_head(f_out, NULL);
1930 int save_preserve_xattrs = preserve_xattrs;
1933 #ifdef SUPPORT_XATTRS
1934 if (preserve_xattrs) {
1935 copy_xattrs(fname, backupptr);
1936 preserve_xattrs = 0;
1939 set_file_attrs(backupptr, back_file, NULL, NULL, 0);
1940 preserve_xattrs = save_preserve_xattrs;
1941 if (INFO_GTE(BACKUP, 1)) {
1942 rprintf(FINFO, "backed up %s to %s\n",
1945 unmake_file(back_file);
1951 /* If we are replacing an existing hard link, symlink, device, or special file,
1952 * create a temp-name item and rename it into place. A symlimk specifies slnk,
1953 * a hard link specifies hlnk, otherwise we create a device based on rdev.
1954 * Specify 0 for the del_for_flag if there is not a file to replace. This
1955 * returns 1 on success and 0 on failure. */
1956 int atomic_create(struct file_struct *file, char *fname, const char *slnk, const char *hlnk,
1957 dev_t rdev, stat_x *sxp, int del_for_flag)
1959 char tmpname[MAXPATHLEN];
1960 const char *create_name;
1961 int skip_atomic, dir_in_the_way = del_for_flag && S_ISDIR(sxp->st.st_mode);
1963 if (!del_for_flag || dir_in_the_way || tmpdir || !get_tmpname(tmpname, fname, True))
1969 if (make_backups > 0 && !dir_in_the_way) {
1970 if (!make_backup(fname, skip_atomic))
1972 } else if (skip_atomic) {
1973 int del_opts = delete_mode || force_delete ? DEL_RECURSE : 0;
1974 if (delete_item(fname, sxp->st.st_mode, del_opts | del_for_flag) != 0)
1979 create_name = skip_atomic ? fname : tmpname;
1982 #ifdef SUPPORT_LINKS
1983 if (do_symlink(slnk, create_name) < 0) {
1984 rsyserr(FERROR_XFER, errno, "symlink %s -> \"%s\" failed",
1985 full_fname(create_name), slnk);
1992 #ifdef SUPPORT_HARD_LINKS
1993 if (!hard_link_one(file, create_name, hlnk, 0))
1999 if (do_mknod(create_name, file->mode, rdev) < 0) {
2000 rsyserr(FERROR_XFER, errno, "mknod %s failed",
2001 full_fname(create_name));
2007 if (do_rename(tmpname, fname) < 0) {
2008 rsyserr(FERROR_XFER, errno, "rename %s -> \"%s\" failed",
2009 full_fname(tmpname), full_fname(fname));
2018 #ifdef SUPPORT_HARD_LINKS
2019 static void handle_skipped_hlink(struct file_struct *file, int itemizing,
2020 enum logcode code, int f_out)
2022 char fbuf[MAXPATHLEN];
2024 struct file_list *save_flist = cur_flist;
2026 /* If we skip the last item in a chain of links and there was a
2027 * prior non-skipped hard-link waiting to finish, finish it now. */
2028 if ((new_last_ndx = skip_hard_link(file, &cur_flist)) < 0)
2031 file = cur_flist->files[new_last_ndx - cur_flist->ndx_start];
2032 cur_flist->in_progress--; /* undo prior increment */
2034 recv_generator(fbuf, file, new_last_ndx, itemizing, code, f_out);
2036 cur_flist = save_flist;
2040 static void touch_up_dirs(struct file_list *flist, int ndx)
2042 static int counter = 0;
2043 struct file_struct *file;
2050 end = flist->used - 1;
2054 /* Fix any directory permissions that were modified during the
2055 * transfer and/or re-set any tweaked modified-time values. */
2056 for (i = start; i <= end; i++, counter++) {
2057 file = flist->files[i];
2058 if (!F_IS_ACTIVE(file))
2060 if (!S_ISDIR(file->mode)
2061 || (!implied_dirs && file->flags & FLAG_IMPLIED_DIR))
2063 if (DEBUG_GTE(TIME, 2)) {
2064 fname = f_name(file, NULL);
2065 rprintf(FINFO, "touch_up_dirs: %s (%d)\n",
2068 /* Be sure not to retouch permissions with --fake-super. */
2069 fix_dir_perms = !am_root && !(file->mode & S_IWUSR);
2070 if (file->flags & FLAG_MISSING_DIR || !(need_retouch_dir_times || fix_dir_perms))
2072 fname = f_name(file, NULL);
2074 do_chmod(fname, file->mode);
2075 if (need_retouch_dir_times) {
2077 if (link_stat(fname, &st, 0) == 0 && time_diff(&st, file)) {
2078 st.st_mtime = file->modtime;
2079 #ifdef ST_MTIME_NSEC
2080 st.ST_MTIME_NSEC = F_MOD_NSEC_or_0(file);
2082 set_times(fname, &st);
2085 if (counter >= loopchk_limit) {
2087 maybe_send_keepalive(time(NULL), MSK_ALLOW_FLUSH);
2089 maybe_flush_socket(0);
2095 void check_for_finished_files(int itemizing, enum logcode code, int check_redo)
2097 struct file_struct *file;
2098 struct file_list *flist;
2099 char fbuf[MAXPATHLEN];
2103 #ifdef SUPPORT_HARD_LINKS
2104 if (preserve_hard_links && (ndx = get_hlink_num()) != -1) {
2105 int send_failed = (ndx == -2);
2107 ndx = get_hlink_num();
2108 flist = flist_for_ndx(ndx, "check_for_finished_files.1");
2109 file = flist->files[ndx - flist->ndx_start];
2110 assert(file->flags & FLAG_HLINKED);
2112 handle_skipped_hlink(file, itemizing, code, sock_f_out);
2114 finish_hard_link(file, f_name(file, fbuf), ndx, NULL, itemizing, code, -1);
2115 flist->in_progress--;
2120 if (check_redo && (ndx = get_redo_num()) != -1) {
2121 OFF_T save_max_size = max_size;
2122 OFF_T save_min_size = min_size;
2123 csum_length = SUM_LENGTH;
2126 ignore_existing = -ignore_existing;
2127 ignore_non_existing = -ignore_non_existing;
2128 update_only = -update_only;
2129 always_checksum = -always_checksum;
2130 size_only = -size_only;
2131 append_mode = -append_mode;
2132 make_backups = -make_backups; /* avoid dup backup w/inplace */
2136 cur_flist = flist_for_ndx(ndx, "check_for_finished_files.2");
2138 file = cur_flist->files[ndx - cur_flist->ndx_start];
2140 strlcpy(fbuf, solo_file, sizeof fbuf);
2143 recv_generator(fbuf, file, ndx, itemizing, code, sock_f_out);
2144 cur_flist->to_redo--;
2148 csum_length = SHORT_SUM_LENGTH;
2149 max_size = save_max_size;
2150 min_size = save_min_size;
2151 ignore_existing = -ignore_existing;
2152 ignore_non_existing = -ignore_non_existing;
2153 update_only = -update_only;
2154 always_checksum = -always_checksum;
2155 size_only = -size_only;
2156 append_mode = -append_mode;
2157 make_backups = -make_backups;
2162 if (cur_flist == first_flist)
2165 /* We only get here if inc_recurse is enabled. */
2166 if (first_flist->in_progress || first_flist->to_redo)
2169 write_ndx(sock_f_out, NDX_DONE);
2170 if (!read_batch && !flist_eof) {
2172 for (flist = first_flist; flist != cur_flist; flist = flist->next)
2173 old_total += flist->used;
2174 maybe_flush_socket(!flist_eof && file_total - old_total < MIN_FILECNT_LOOKAHEAD/2);
2177 if (delete_during == 2 || !dir_tweaking) {
2178 /* Skip directory touch-up. */
2179 } else if (first_flist->parent_ndx >= 0)
2180 touch_up_dirs(dir_flist, first_flist->parent_ndx);
2182 flist_free(first_flist); /* updates first_flist */
2186 void generate_files(int f_out, const char *local_name)
2188 int i, ndx, next_loopchk = 0;
2189 char fbuf[MAXPATHLEN];
2192 int save_info_flist = info_levels[INFO_FLIST];
2193 int save_info_progress = info_levels[INFO_PROGRESS];
2195 if (protocol_version >= 29) {
2197 maybe_ATTRS_REPORT = stdout_format_has_i ? 0 : ATTRS_REPORT;
2198 code = logfile_format_has_i ? FNONE : FLOG;
2199 } else if (am_daemon) {
2200 itemizing = logfile_format_has_i && do_xfers;
2201 maybe_ATTRS_REPORT = ATTRS_REPORT;
2202 code = itemizing || !do_xfers ? FCLIENT : FINFO;
2203 } else if (!am_server) {
2204 itemizing = stdout_format_has_i;
2205 maybe_ATTRS_REPORT = stdout_format_has_i ? 0 : ATTRS_REPORT;
2206 code = itemizing ? FNONE : FINFO;
2209 maybe_ATTRS_REPORT = ATTRS_REPORT;
2212 solo_file = local_name;
2213 dir_tweaking = !(list_only || solo_file || dry_run);
2214 need_retouch_dir_times = preserve_times & PRESERVE_DIR_TIMES;
2215 loopchk_limit = allowed_lull ? allowed_lull * 5 : 200;
2216 symlink_timeset_failed_flags = ITEM_REPORT_TIME
2217 | (protocol_version >= 30 || !am_server ? ITEM_REPORT_TIMEFAIL : 0);
2218 implied_dirs_are_missing = relative_paths && !implied_dirs && protocol_version < 30;
2220 if (DEBUG_GTE(GENR, 1))
2221 rprintf(FINFO, "generator starting pid=%d\n", (int)getpid());
2223 if (delete_before && !solo_file && cur_flist->used > 0)
2225 if (delete_during == 2) {
2226 deldelay_size = BIGPATHBUFLEN * 4;
2227 deldelay_buf = new_array(char, deldelay_size);
2229 out_of_memory("delete-delay");
2231 info_levels[INFO_FLIST] = info_levels[INFO_PROGRESS] = 0;
2233 if (append_mode > 0 || whole_file < 0)
2235 if (DEBUG_GTE(FLIST, 1)) {
2236 rprintf(FINFO, "delta-transmission %s\n",
2238 ? "disabled for local transfer or --whole-file"
2242 dflt_perms = (ACCESSPERMS & ~orig_umask);
2245 #ifdef SUPPORT_HARD_LINKS
2246 if (preserve_hard_links && inc_recurse) {
2247 while (!flist_eof && file_total < MIN_FILECNT_LOOKAHEAD/2)
2248 wait_for_receiver();
2252 if (inc_recurse && cur_flist->parent_ndx >= 0) {
2253 struct file_struct *fp = dir_flist->files[cur_flist->parent_ndx];
2255 strlcpy(fbuf, solo_file, sizeof fbuf);
2258 ndx = cur_flist->ndx_start - 1;
2259 recv_generator(fbuf, fp, ndx, itemizing, code, f_out);
2260 if (delete_during && dry_run < 2 && !list_only
2261 && !(fp->flags & FLAG_MISSING_DIR)) {
2262 if (fp->flags & FLAG_CONTENT_DIR) {
2264 if (one_file_system) {
2265 uint32 *devp = F_DIR_DEV_P(fp);
2266 dirdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp));
2268 dirdev = MAKEDEV(0, 0);
2269 delete_in_dir(fbuf, fp, &dirdev);
2271 change_local_filter_dir(fbuf, strlen(fbuf), F_DEPTH(fp));
2274 for (i = cur_flist->low; i <= cur_flist->high; i++) {
2275 struct file_struct *file = cur_flist->sorted[i];
2277 if (!F_IS_ACTIVE(file))
2283 ndx = i + cur_flist->ndx_start;
2286 strlcpy(fbuf, solo_file, sizeof fbuf);
2289 recv_generator(fbuf, file, ndx, itemizing, code, f_out);
2291 check_for_finished_files(itemizing, code, 0);
2293 if (i + cur_flist->ndx_start >= next_loopchk) {
2295 maybe_send_keepalive(time(NULL), MSK_ALLOW_FLUSH);
2297 maybe_flush_socket(0);
2298 next_loopchk += loopchk_limit;
2303 write_ndx(f_out, NDX_DONE);
2308 check_for_finished_files(itemizing, code, 1);
2309 if (cur_flist->next || flist_eof)
2311 wait_for_receiver();
2313 } while ((cur_flist = cur_flist->next) != NULL);
2316 delete_in_dir(NULL, NULL, &dev_zero);
2318 if (DEBUG_GTE(GENR, 1))
2319 rprintf(FINFO, "generate_files phase=%d\n", phase);
2322 check_for_finished_files(itemizing, code, 1);
2325 wait_for_receiver();
2329 if (DEBUG_GTE(GENR, 1))
2330 rprintf(FINFO, "generate_files phase=%d\n", phase);
2332 write_ndx(f_out, NDX_DONE);
2334 /* Reduce round-trip lag-time for a useless delay-updates phase. */
2335 if (protocol_version >= 29 && EARLY_DELAY_DONE_MSG())
2336 write_ndx(f_out, NDX_DONE);
2338 if (protocol_version >= 31 && EARLY_DELETE_DONE_MSG()) {
2339 if ((INFO_GTE(STATS, 2) && (delete_mode || force_delete)) || read_batch)
2340 write_del_stats(f_out);
2341 if (EARLY_DELAY_DONE_MSG()) /* Can't send this before delay */
2342 write_ndx(f_out, NDX_DONE);
2345 /* Read MSG_DONE for the redo phase (and any prior messages). */
2347 check_for_finished_files(itemizing, code, 0);
2348 if (msgdone_cnt > 1)
2350 wait_for_receiver();
2353 if (protocol_version >= 29) {
2355 if (DEBUG_GTE(GENR, 1))
2356 rprintf(FINFO, "generate_files phase=%d\n", phase);
2357 if (!EARLY_DELAY_DONE_MSG()) {
2358 write_ndx(f_out, NDX_DONE);
2359 if (protocol_version >= 31 && EARLY_DELETE_DONE_MSG())
2360 write_ndx(f_out, NDX_DONE);
2362 /* Read MSG_DONE for delay-updates phase & prior messages. */
2363 while (msgdone_cnt == 2)
2364 wait_for_receiver();
2367 info_levels[INFO_FLIST] = save_info_flist;
2368 info_levels[INFO_PROGRESS] = save_info_progress;
2370 if (delete_during == 2)
2371 do_delayed_deletions(fbuf);
2372 if (delete_after && !solo_file && file_total > 0)
2375 if (max_delete >= 0 && skipped_deletes) {
2377 "Deletions stopped due to --max-delete limit (%d skipped)\n",
2379 io_error |= IOERR_DEL_LIMIT;
2382 if (protocol_version >= 31) {
2383 if (!EARLY_DELETE_DONE_MSG()) {
2384 if (INFO_GTE(STATS, 2) || read_batch)
2385 write_del_stats(f_out);
2386 write_ndx(f_out, NDX_DONE);
2389 /* Read MSG_DONE for late-delete phase & prior messages. */
2390 while (msgdone_cnt == 3)
2391 wait_for_receiver();
2394 if ((need_retouch_dir_perms || need_retouch_dir_times)
2395 && dir_tweaking && (!inc_recurse || delete_during == 2))
2396 touch_up_dirs(dir_flist, -1);
2398 if (DEBUG_GTE(GENR, 1))
2399 rprintf(FINFO, "generate_files finished\n");