extern OFF_T max_size;
extern int io_timeout;
extern int io_error;
+extern int sock_f_out;
extern int ignore_timeout;
extern int protocol_version;
extern int fuzzy_basis;
extern char *backup_dir;
extern char *backup_suffix;
extern int backup_suffix_len;
-
+extern struct file_list *the_file_list;
extern struct filter_list_struct server_filter_list;
+int allowed_lull = 0;
+
static int deletion_count = 0; /* used to implement --max-delete */
full_fname(fname));
return -1;
}
- flags |= DEL_FORCE_RECURSE;
+ flags |= DEL_FORCE_RECURSE; /* mark subdir dels as not "in the way" */
dlen = strlcpy(buf, fname, MAXPATHLEN);
save_filters = push_local_filters(buf, dlen);
* call will append names onto the end, but the old dir value will be restored
* on exit). */
static void delete_in_dir(struct file_list *flist, char *fbuf,
- struct file_struct *file, int allowed_lull)
+ struct file_struct *file)
{
static int min_depth = MAXPATHLEN, cur_depth = -1;
static void *filt_array[MAXPATHLEN/2+1];
rprintf(FINFO, "delete_in_dir(%s)\n", safe_fname(fbuf));
if (allowed_lull)
- maybe_send_keepalive(allowed_lull, flist->count);
+ maybe_send_keepalive();
if (file->dir.depth >= MAXPATHLEN/2+1)
return; /* Impossible... */
if (!dirlist->files[i]->basename)
continue;
if (flist_find(flist, dirlist->files[i]) < 0) {
- f_name_to(dirlist->files[i], delbuf);
int mode = dirlist->files[i]->mode;
+ f_name_to(dirlist->files[i], delbuf);
if (delete_item(delbuf, mode, DEL_FORCE_RECURSE) < 0)
break;
}
/* This deletes any files on the receiving side that are not present on the
* sending side. This is used by --delete-before and --delete-after. */
-static void do_delete_pass(struct file_list *flist, int allowed_lull)
+static void do_delete_pass(struct file_list *flist)
{
char fbuf[MAXPATHLEN];
int j;
if (verbose > 1 && file->flags & FLAG_TOP_DIR)
rprintf(FINFO, "deleting in %s\n", safe_fname(fbuf));
- delete_in_dir(flist, fbuf, file, allowed_lull);
+ delete_in_dir(flist, fbuf, file);
}
}
}
-#define SID_UPDATING ITEM_UPDATING
-#define SID_REPORT_CHECKSUM ITEM_REPORT_CHECKSUM
-#define SID_USING_ALT_BASIS ITEM_USING_ALT_BASIS
-/* This flag doesn't get sent, so it must be outside 0xffff. */
-#define SID_NO_DEST_AND_NO_UPDATE (1<<16)
-
-static void itemize(struct file_struct *file, int statret, STRUCT_STAT *st,
- int32 sflags, int f_out, int ndx)
+void itemize(struct file_struct *file, int ndx, int statret, STRUCT_STAT *st,
+ int32 iflags, char *hlink)
{
- int iflags = sflags & 0xffff;
-
- if (statret >= 0) {
+ if (statret == 0) {
if (S_ISREG(file->mode) && file->length != st->st_size)
iflags |= ITEM_REPORT_SIZE;
- if (!(sflags & SID_NO_DEST_AND_NO_UPDATE)) {
+ if (!(iflags & ITEM_NO_DEST_AND_NO_UPDATE)) {
int keep_time = !preserve_times ? 0
: S_ISDIR(file->mode) ? !omit_dir_times
: !S_ISLNK(file->mode);
- if ((iflags & ITEM_UPDATING && !keep_time)
+ if ((iflags & (ITEM_TRANSFER|ITEM_LOCAL_CHANGE) && !keep_time)
|| (keep_time && file->modtime != st->st_mtime))
iflags |= ITEM_REPORT_TIME;
if (preserve_perms && file->mode != st->st_mode)
&& st->st_gid != file->gid)
iflags |= ITEM_REPORT_GROUP;
}
- } else
- iflags |= ITEM_IS_NEW | ITEM_UPDATING;
+ } else {
+ iflags |= ITEM_IS_NEW;
+ if (!(iflags & (ITEM_HARD_LINKED|ITEM_LOCAL_CHANGE)))
+ iflags |= ITEM_TRANSFER;
+ }
- if ((iflags || verbose > 1) && !read_batch) {
+ iflags &= 0xffff;
+ if ((iflags & SIGNIFICANT_ITEM_FLAGS || verbose > 1
+ || (hlink && *hlink)) && !read_batch) {
if (protocol_version >= 29) {
if (ndx >= 0)
- write_int(f_out, ndx);
- write_shortint(f_out, iflags);
+ write_int(sock_f_out, ndx);
+ write_shortint(sock_f_out, iflags);
+ if (hlink)
+ write_vstring(sock_f_out, hlink, strlen(hlink));
} else if (ndx >= 0)
- log_recv(file, &stats, iflags);
+ log_item(file, &stats, iflags, hlink);
}
}
return lowest_j;
}
+void check_for_finished_hlinks(int itemizing, enum logcode code)
+{
+ struct file_struct *file;
+ int ndx;
+
+ while ((ndx = get_hlink_num()) != -1) {
+ if (ndx < 0 || ndx >= the_file_list->count)
+ continue;
+
+ file = the_file_list->files[ndx];
+ if (!file->link_u.links)
+ continue;
-/* Acts on flist->file's ndx'th item, whose name is fname. If a directory,
+ hard_link_cluster(file, ndx, itemizing, code);
+ }
+}
+
+/* Acts on the_file_list->file's ndx'th item, whose name is fname. If a dir,
* make sure it exists, and has the right permissions/timestamp info. For
* all other non-regular files (symlinks, etc.) we create them here. For
* regular files that have changed, we try to find a basis file and then
*
* Note that f_out is set to -1 when doing final directory-permission and
* modification-time repair. */
-static void recv_generator(char *fname, struct file_list *flist,
- struct file_struct *file, int ndx,
+static void recv_generator(char *fname, struct file_struct *file, int ndx,
int itemizing, int maybe_PERMS_REPORT,
- enum logcode code, int allowed_lull,
- int f_out, int f_out_name)
+ enum logcode code, int f_out, int f_out_name)
{
static int missing_below = -1, excluded_below = -1;
static char *fuzzy_dirname = NULL;
missing_below = file->dir.depth;
dry_run++;
}
- if (itemizing && f_out != -1)
- itemize(file, statret, &st, 0, f_out, ndx);
+ if (itemizing && f_out != -1) {
+ itemize(file, ndx, statret, &st,
+ statret ? ITEM_LOCAL_CHANGE : 0, NULL);
+ }
if (statret != 0 && do_mkdir(fname,file->mode) != 0 && errno != EEXIST) {
if (!relative_paths || errno != ENOENT
|| create_directory_path(fname, orig_umask) < 0
rprintf(code, "%s/\n", safe_fname(fname));
if (delete_during && f_out != -1 && csum_length != SUM_LENGTH
&& (file->flags & FLAG_DEL_HERE))
- delete_in_dir(flist, fname, file, allowed_lull);
+ delete_in_dir(the_file_list, fname, file);
return;
}
* required. */
if (strcmp(lnk, file->u.link) == 0) {
if (itemizing) {
- itemize(file, 0, &st, 0,
- f_out, ndx);
+ itemize(file, ndx, 0, &st, 0,
+ NULL);
}
set_perms(fname, file, &st,
maybe_PERMS_REPORT);
} else {
set_perms(fname,file,NULL,0);
if (itemizing) {
- itemize(file, statret, &st, SID_UPDATING,
- f_out, ndx);
+ itemize(file, ndx, statret, &st,
+ ITEM_LOCAL_CHANGE, NULL);
}
if (code && verbose) {
rprintf(code, "%s -> %s\n", safe_fname(fname),
} else {
set_perms(fname,file,NULL,0);
if (itemizing) {
- itemize(file, statret, &st, SID_UPDATING,
- f_out, ndx);
+ itemize(file, ndx, statret, &st,
+ ITEM_LOCAL_CHANGE, NULL);
}
if (code && verbose) {
rprintf(code, "%s\n",
}
}
} else {
- if (itemizing) {
- itemize(file, statret, &st, 0,
- f_out, ndx);
- }
+ if (itemizing)
+ itemize(file, ndx, statret, &st, 0, NULL);
set_perms(fname, file, &st, maybe_PERMS_REPORT);
}
return;
}
- if (preserve_hard_links && hard_link_check(file, HL_CHECK_MASTER))
+ if (preserve_hard_links && hard_link_check(file, ndx, HL_CHECK_MASTER))
return;
if (!S_ISREG(file->mode)) {
return;
}
+ if (opt_ignore_existing && statret == 0) {
+ if (verbose > 1)
+ rprintf(FINFO, "%s exists\n", safe_fname(fname));
+ return;
+ }
+
+ if (update_only && statret == 0
+ && cmp_modtime(st.st_mtime, file->modtime) > 0) {
+ if (verbose > 1)
+ rprintf(FINFO, "%s is newer\n", safe_fname(fname));
+ return;
+ }
+
fnamecmp = fname;
fnamecmp_type = FNAMECMP_FNAME;
if (statret != 0 && basis_dir[0] != NULL) {
- int fallback_match = -1;
+ int best_match = -1;
int match_level = 0;
int i = 0;
do {
pathjoin(fnamecmpbuf, sizeof fnamecmpbuf,
basis_dir[i], fname);
- if (link_stat(fnamecmpbuf, &st, 0) == 0
- && S_ISREG(st.st_mode)) {
- statret = 0;
- if (link_dest) {
- if (!match_level) {
- fallback_match = i;
- match_level = 1;
- } else if (match_level == 2
- && !unchanged_attrs(file, &st))
- continue;
- if (!unchanged_file(fnamecmpbuf, file, &st))
- continue;
- fallback_match = i;
- match_level = 2;
- if (!unchanged_attrs(file, &st))
- continue;
- }
+ if (link_stat(fnamecmpbuf, &st, 0) < 0
+ || !S_ISREG(st.st_mode))
+ continue;
+ switch (match_level) {
+ case 0:
+ best_match = i;
+ match_level = 1;
+ /* FALL THROUGH */
+ case 1:
+ if (!unchanged_file(fnamecmpbuf, file, &st))
+ continue;
+ best_match = i;
+ match_level = 2;
+ /* FALL THROUGH */
+ case 2:
+ if (!unchanged_attrs(file, &st))
+ continue;
+ best_match = i;
match_level = 3;
break;
}
+ break;
} while (basis_dir[++i] != NULL);
- if (statret == 0) {
- if (match_level < 3) {
- i = fallback_match;
+ if (match_level) {
+ statret = 0;
+ if (i != best_match) {
+ i = best_match;
pathjoin(fnamecmpbuf, sizeof fnamecmpbuf,
basis_dir[i], fname);
+ if (link_stat(fnamecmpbuf, &st, 0) < 0) {
+ match_level = 0;
+ statret = -1;
+ stat_errno = errno;
+ }
}
#ifdef HAVE_LINK
- if (link_dest && match_level == 3 && !dry_run) {
- if (do_link(fnamecmpbuf, fname) < 0) {
- if (verbose) {
- rsyserr(FINFO, errno,
- "link %s => %s",
- full_fname(fnamecmpbuf),
- safe_fname(fname));
- }
- fnamecmp = fnamecmpbuf;
- fnamecmp_type = i;
+ if (link_dest && match_level == 3) {
+ if (hard_link_one(file, ndx, fname, -1, &st,
+ fnamecmpbuf, 1,
+ itemizing && verbose > 1,
+ code) == 0)
+ return;
+ if (verbose) {
+ rsyserr(FINFO, errno, "link %s => %s",
+ full_fname(fnamecmpbuf),
+ safe_fname(fname));
}
- } else
+ match_level = 2;
+ }
#endif
- {
+ if (compare_dest || (match_level && match_level < 3)) {
fnamecmp = fnamecmpbuf;
fnamecmp_type = i;
}
}
if (statret != 0) {
- if (preserve_hard_links && hard_link_check(file, HL_SKIP))
+ if (preserve_hard_links && hard_link_check(file, ndx, HL_SKIP))
return;
if (stat_errno == ENOENT)
goto notify_others;
return;
}
- if (opt_ignore_existing && fnamecmp_type == FNAMECMP_FNAME) {
- if (verbose > 1)
- rprintf(FINFO, "%s exists\n", safe_fname(fname));
- return;
- }
-
- if (update_only && fnamecmp_type == FNAMECMP_FNAME
- && cmp_modtime(st.st_mtime, file->modtime) > 0) {
- if (verbose > 1)
- rprintf(FINFO, "%s is newer\n", safe_fname(fname));
- return;
- }
-
if (!compare_dest && fnamecmp_type <= FNAMECMP_BASIS_DIR_HIGH)
;
else if (fnamecmp_type == FNAMECMP_FUZZY)
;
else if (unchanged_file(fnamecmp, file, &st)) {
- if (itemizing) {
- itemize(file, statret, &st,
- fnamecmp_type == FNAMECMP_FNAME
- ? 0 : SID_NO_DEST_AND_NO_UPDATE,
- f_out, ndx);
- }
- if (fnamecmp_type == FNAMECMP_FNAME)
+ if (fnamecmp_type == FNAMECMP_FNAME) {
+ if (itemizing)
+ itemize(file, ndx, statret, &st, 0, NULL);
set_perms(fname, file, &st, maybe_PERMS_REPORT);
- return;
+ if (preserve_hard_links && file->link_u.links)
+ hard_link_cluster(file, ndx, itemizing, code);
+ return;
+ }
+ /* Only --compare-dest gets here. */
+ if (unchanged_attrs(file, &st)) {
+ itemize(file, ndx, statret, &st,
+ ITEM_NO_DEST_AND_NO_UPDATE, NULL);
+ return;
+ }
}
prepare_to_open:
statret = 0;
}
- if (dry_run || read_batch)
- goto notify_others;
- if (whole_file > 0) {
- if (statret == 0)
- statret = 1;
+ if (dry_run || read_batch || whole_file)
goto notify_others;
- }
if (fuzzy_basis) {
int j = flist_find(fuzzy_dirlist, file);
full_fname(fnamecmp));
pretend_missing:
/* pretend the file didn't exist */
- if (preserve_hard_links && hard_link_check(file, HL_SKIP))
+ if (preserve_hard_links && hard_link_check(file, ndx, HL_SKIP))
return;
statret = -1;
goto notify_others;
notify_others:
write_int(f_out, ndx);
if (itemizing) {
- int iflags = SID_UPDATING;
+ int iflags = ITEM_TRANSFER;
if (always_checksum)
- iflags |= SID_REPORT_CHECKSUM;
+ iflags |= ITEM_REPORT_CHECKSUM;
if (fnamecmp_type != FNAMECMP_FNAME)
- iflags |= SID_USING_ALT_BASIS;
- itemize(file, statret, &st, iflags, f_out, -1);
+ iflags |= ITEM_USING_ALT_BASIS;
+ itemize(file, -1, statret, &st, iflags, NULL);
}
if (f_out_name >= 0) {
write_byte(f_out_name, fnamecmp_type);
if (fnamecmp_type == FNAMECMP_FUZZY) {
- uchar lenbuf[3], *lb = lenbuf;
- int len = strlen(fuzzy_file->basename);
- if (len > 0x7F) {
-#if MAXPATHLEN > 0x7FFF
- *lb++ = len / 0x10000 + 0x80;
- *lb++ = len / 0x100;
-#else
- *lb++ = len / 0x100 + 0x80;
-#endif
- }
- *lb = len;
- write_buf(f_out_name, (char*)lenbuf, lb - lenbuf + 1);
- write_buf(f_out_name, fuzzy_file->basename, len);
+ write_vstring(f_out_name, fuzzy_file->basename,
+ strlen(fuzzy_file->basename));
}
}
- if (dry_run || read_batch)
+ if (dry_run) {
+ if (preserve_hard_links && file->link_u.links)
+ hard_link_cluster(file, ndx, itemizing, code);
+ return;
+ }
+ if (read_batch)
return;
- if (statret == 0) {
- generate_and_send_sums(fd, st.st_size, f_out, f_copy);
-
- if (f_copy >= 0) {
- close(f_copy);
- set_perms(backupptr, back_file, NULL, 0);
- if (verbose > 1) {
- rprintf(FINFO, "backed up %s to %s\n",
- safe_fname(fname), safe_fname(backupptr));
- }
- free(back_file);
+ if (statret != 0 || whole_file) {
+ write_sum_head(f_out, NULL);
+ return;
+ }
+
+ generate_and_send_sums(fd, st.st_size, f_out, f_copy);
+
+ if (f_copy >= 0) {
+ close(f_copy);
+ set_perms(backupptr, back_file, NULL, 0);
+ if (verbose > 1) {
+ rprintf(FINFO, "backed up %s to %s\n",
+ safe_fname(fname), safe_fname(backupptr));
}
+ free(back_file);
+ }
- close(fd);
- } else
- write_sum_head(f_out, NULL);
+ close(fd);
}
void generate_files(int f_out, struct file_list *flist, char *local_name,
int f_out_name)
{
- int i;
+ int i, lull_mod;
int phase = 0;
char fbuf[MAXPATHLEN];
int itemizing, maybe_PERMS_REPORT;
int need_retouch_dir_perms = 0;
int save_only_existing = only_existing;
int save_opt_ignore_existing = opt_ignore_existing;
- int allowed_lull = io_timeout / 2;
+
+ allowed_lull = read_batch ? 0 : (io_timeout + 1) / 2;
+ lull_mod = allowed_lull * 5;
if (protocol_version >= 29) {
itemizing = 1;
}
if (delete_before && !local_name && flist->count > 0)
- do_delete_pass(flist, allowed_lull);
+ do_delete_pass(flist);
+ if (whole_file < 0)
+ whole_file = 0;
if (verbose >= 2) {
rprintf(FINFO, "delta-transmission %s\n",
- whole_file > 0
+ whole_file
? "disabled for local transfer or --whole-file"
: "enabled");
}
}
recv_generator(local_name ? local_name : f_name_to(file, fbuf),
- flist, file, i, itemizing, maybe_PERMS_REPORT,
- code, allowed_lull, f_out, f_out_name);
+ file, i, itemizing, maybe_PERMS_REPORT, code,
+ f_out, f_out_name);
+ if (preserve_hard_links)
+ check_for_finished_hlinks(itemizing, code);
- if (allowed_lull && !(i % 100))
- maybe_send_keepalive(allowed_lull, flist->count);
+ if (allowed_lull && !(i % lull_mod))
+ maybe_send_keepalive();
}
- recv_generator(NULL, NULL, NULL, 0, 0, 0, code, 0, -1, -1);
+ recv_generator(NULL, NULL, 0, 0, 0, code, -1, -1);
if (delete_during)
- delete_in_dir(NULL, NULL, NULL, 0);
+ delete_in_dir(NULL, NULL, NULL);
phase++;
csum_length = SUM_LENGTH;
only_existing = max_size = opt_ignore_existing = 0;
update_only = always_checksum = size_only = 0;
ignore_times = 1;
+ make_backups = 0; /* avoid a duplicate backup for inplace processing */
/* We expect to just sit around now, so don't exit on a timeout.
* If we really get a timeout then the other process should exit. */
/* files can cycle through the system more than once
* to catch initial checksum errors */
- while ((i = get_redo_num()) != -1) {
+ while ((i = get_redo_num(itemizing, code)) != -1) {
struct file_struct *file = flist->files[i];
recv_generator(local_name ? local_name : f_name_to(file, fbuf),
- flist, file, i, itemizing, maybe_PERMS_REPORT,
- code, allowed_lull, f_out, f_out_name);
- if (allowed_lull)
- maybe_send_keepalive(allowed_lull, flist->count);
+ file, i, itemizing, maybe_PERMS_REPORT, code,
+ f_out, f_out_name);
}
phase++;
write_int(f_out, -1);
/* Read post-redo-phase MSG_DONE and any prior messages. */
- get_redo_num();
-
- if (preserve_hard_links)
- do_hard_links();
+ get_redo_num(itemizing, code);
if (delete_after && !local_name && flist->count > 0)
- do_delete_pass(flist, allowed_lull);
+ do_delete_pass(flist);
if ((need_retouch_dir_perms || need_retouch_dir_times)
&& !list_only && !local_name && !dry_run) {
+ int j = 0;
/* Now we need to fix any directory permissions that were
* modified during the transfer and/or re-set any tweaked
* modified-time values. */
if (!need_retouch_dir_times && file->mode & S_IWUSR)
continue;
recv_generator(local_name ? local_name : f_name(file),
- flist, file, i, itemizing,
- maybe_PERMS_REPORT, code, allowed_lull,
- -1, -1);
+ file, i, itemizing, maybe_PERMS_REPORT,
+ code, -1, -1);
+ if (allowed_lull && !(j++ % lull_mod))
+ maybe_send_keepalive();
}
}
- recv_generator(NULL, NULL, NULL, 0, 0, 0, code, 0, -1, -1);
+ recv_generator(NULL, NULL, 0, 0, 0, code, -1, -1);
if (verbose > 2)
rprintf(FINFO,"generate_files finished\n");