* Copyright (C) 1996-2000 Andrew Tridgell
* Copyright (C) 1996 Paul Mackerras
* Copyright (C) 2002 Martin Pool <mbp@samba.org>
- * Copyright (C) 2003-2007 Wayne Davison
+ * Copyright (C) 2003-2008 Wayne Davison
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
extern int do_xfers;
extern int stdout_format_has_i;
extern int logfile_format_has_i;
-extern int receiver_symlink_times;
extern int am_root;
extern int am_server;
extern int am_daemon;
static int deldelay_fd = -1;
static int lull_mod;
static int dir_tweaking;
+static int symlink_timeset_failed_flags;
static int need_retouch_dir_times;
static int need_retouch_dir_perms;
static const char *solo_file = NULL;
DR_SUCCESS = 0, DR_FAILURE, DR_AT_LIMIT, DR_NOT_EMPTY
};
-/* Forward declaration for delete_item(). */
+/* Forward declarations. */
static enum delret delete_dir_contents(char *fname, uint16 flags);
+#ifdef SUPPORT_HARD_LINKS
+static void handle_skipped_hlink(struct file_struct *file, int itemizing,
+ enum logcode code, int f_out);
+#endif
static int is_backup_file(char *fn)
{
for (j = dirlist->used; j--; ) {
struct file_struct *fp = dirlist->files[j];
- if (fp->flags & FLAG_MOUNT_DIR) {
+ if (fp->flags & FLAG_MOUNT_DIR && S_ISDIR(fp->mode)) {
if (verbose > 1) {
rprintf(FINFO,
"mount point, %s, pins parent directory\n",
struct file_struct *fp = dirlist->files[i];
if (!F_IS_ACTIVE(fp))
continue;
- if (fp->flags & FLAG_MOUNT_DIR) {
+ if (fp->flags & FLAG_MOUNT_DIR && S_ISDIR(fp->mode)) {
if (verbose > 1)
rprintf(FINFO, "cannot delete mount point: %s\n",
f_name(fp, NULL));
if (preserve_times && cmp_time(sxp->st.st_mtime, file->modtime) != 0)
return 0;
- if (preserve_perms && !BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS))
- return 0;
-
- if (preserve_executability && ((sxp->st.st_mode & 0111 ? 1 : 0) ^ (file->mode & 0111 ? 1 : 0)))
+ if (preserve_perms) {
+ if (!BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS))
+ return 0;
+ } else if (preserve_executability
+ && ((sxp->st.st_mode & 0111 ? 1 : 0) ^ (file->mode & 0111 ? 1 : 0)))
return 0;
if (am_root && uid_ndx && sxp->st.st_uid != (uid_t)F_OWNER(file))
int keep_time = !preserve_times ? 0
: S_ISDIR(file->mode) ? preserve_times > 1 :
#if defined HAVE_LUTIMES && defined HAVE_UTIMES
- (receiver_symlink_times && !(file->flags & FLAG_TIME_FAILED)) ||
-#endif
+ 1;
+#else
!S_ISLNK(file->mode);
+#endif
if (S_ISREG(file->mode) && F_LENGTH(file) != sxp->st.st_size)
iflags |= ITEM_REPORT_SIZE;
- if ((iflags & (ITEM_TRANSFER|ITEM_LOCAL_CHANGE) && !keep_time
- && !(iflags & ITEM_MATCHED)
+ if (file->flags & FLAG_TIME_FAILED) { /* symlinks only */
+ if (iflags & ITEM_LOCAL_CHANGE)
+ iflags |= symlink_timeset_failed_flags;
+ } else if (keep_time
+ ? cmp_time(file->modtime, sxp->st.st_mtime) != 0
+ : iflags & (ITEM_TRANSFER|ITEM_LOCAL_CHANGE) && !(iflags & ITEM_MATCHED)
&& (!(iflags & ITEM_XNAME_FOLLOWS) || *xname))
- || (keep_time && cmp_time(file->modtime, sxp->st.st_mtime) != 0))
iflags |= ITEM_REPORT_TIME;
#if !defined HAVE_LCHMOD && !defined HAVE_SETATTRLIST
if (S_ISLNK(file->mode)) {
;
} else
#endif
- if ((preserve_perms || preserve_executability)
- && !BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS))
+ if (preserve_perms) {
+ if (!BITS_EQUAL(sxp->st.st_mode, file->mode, CHMOD_BITS))
+ iflags |= ITEM_REPORT_PERMS;
+ } else if (preserve_executability
+ && ((sxp->st.st_mode & 0111 ? 1 : 0) ^ (file->mode & 0111 ? 1 : 0)))
iflags |= ITEM_REPORT_PERMS;
if (uid_ndx && am_root && (uid_t)F_OWNER(file) != sxp->st.st_uid)
iflags |= ITEM_REPORT_OWNER;
if (itemizing && stdout_format_has_i
&& (verbose > 1 || stdout_format_has_i > 1)) {
int chg = compare_dest && type != TYPE_DIR ? 0
- : ITEM_LOCAL_CHANGE
- + (match_level == 3 ? ITEM_XNAME_FOLLOWS : 0);
+ : ITEM_LOCAL_CHANGE + (match_level == 3 ? ITEM_XNAME_FOLLOWS : 0);
char *lp = match_level == 3 ? "" : NULL;
itemize(cmpbuf, file, ndx, 0, sxp, chg + ITEM_MATCHED, 0, lp);
}
* regular files that have changed, we try to find a basis file and then
* start sending checksums. The ndx is the file's unique index value.
*
- * When fname is non-null, it must point to a MAXPATHLEN buffer!
+ * The fname parameter must point to a MAXPATHLEN buffer! (e.g it gets
+ * passed to delete_item(), which can use it during a recursive delete.)
*
* Note that f_out is set to -1 when doing final directory-permission and
* modification-time repair. */
excluded_dir = file;
}
skipping:
+#ifdef SUPPORT_HARD_LINKS
+ if (F_IS_HLINKED(file))
+ handle_skipped_hlink(file, itemizing, code, f_out);
+#endif
rprintf(FERROR_XFER,
"skipping daemon-excluded file \"%s\"\n",
fname);
} else if (!dry_run) {
if (is_dir)
file->flags |= FLAG_MISSING_DIR;
+#ifdef SUPPORT_HARD_LINKS
+ if (F_IS_HLINKED(file))
+ handle_skipped_hlink(file, itemizing, code, f_out);
+#endif
return;
}
}
}
file->flags |= FLAG_MISSING_DIR;
}
+#ifdef SUPPORT_HARD_LINKS
+ else if (F_IS_HLINKED(file))
+ handle_skipped_hlink(file, itemizing, code, f_out);
+#endif
if (verbose > 1) {
rprintf(FINFO, "not creating new %s \"%s\"\n",
is_dir ? "directory" : "file", fname);
&& !am_root && sx.st.st_uid == our_uid)
del_opts |= DEL_NO_UID_WRITE;
+ if (ignore_existing > 0 && statret == 0
+ && (!is_dir || !S_ISDIR(sx.st.st_mode))) {
+ if (verbose > 1 && is_dir >= 0)
+ rprintf(FINFO, "%s exists\n", fname);
+#ifdef SUPPORT_HARD_LINKS
+ if (F_IS_HLINKED(file))
+ handle_skipped_hlink(file, itemizing, code, f_out);
+#endif
+ goto cleanup;
+ }
+
if (is_dir) {
if (!implied_dirs && file->flags & FLAG_IMPLIED_DIR)
goto cleanup;
set_file_attrs(fname, file, NULL, NULL, 0);
if (itemizing) {
itemize(fname, file, ndx, statret, &sx,
- ITEM_LOCAL_CHANGE, 0, NULL);
+ ITEM_LOCAL_CHANGE|ITEM_REPORT_CHANGE, 0, NULL);
}
if (code != FNONE && verbose)
rprintf(code, "%s -> %s\n", fname, sl);
set_file_attrs(fname, file, NULL, NULL, 0);
if (itemizing) {
itemize(fname, file, ndx, statret, &sx,
- ITEM_LOCAL_CHANGE, 0, NULL);
+ ITEM_LOCAL_CHANGE|ITEM_REPORT_CHANGE, 0, NULL);
}
if (code != FNONE && verbose)
rprintf(code, "%s\n", fname);
goto cleanup;
}
- if (ignore_existing > 0 && statret == 0) {
- if (verbose > 1)
- rprintf(FINFO, "%s exists\n", fname);
- goto cleanup;
- }
-
if (update_only > 0 && statret == 0
&& cmp_time(sx.st.st_mtime, file->modtime) > 0) {
if (verbose > 1)
rprintf(FINFO, "%s is newer\n", fname);
+#ifdef SUPPORT_HARD_LINKS
+ if (F_IS_HLINKED(file))
+ handle_skipped_hlink(file, itemizing, code, f_out);
+#endif
goto cleanup;
}
goto cleanup;
}
- if (append_mode > 0 && sx.st.st_size >= F_LENGTH(file))
- goto cleanup;
-
if (fnamecmp_type <= FNAMECMP_BASIS_DIR_HIGH)
;
else if (fnamecmp_type == FNAMECMP_FUZZY)
goto cleanup;
}
+ if (append_mode > 0 && sx.st.st_size >= F_LENGTH(file)) {
+#ifdef SUPPORT_HARD_LINKS
+ if (F_IS_HLINKED(file))
+ handle_skipped_hlink(file, itemizing, code, f_out);
+#endif
+ goto cleanup;
+ }
+
prepare_to_open:
if (partialptr) {
sx.st = partial_st;
rprintf(FINFO, "generating and sending sums for %d\n", ndx);
notify_others:
- if (remove_source_files && !delay_updates && !phase)
+ if (remove_source_files && !delay_updates && !phase && !dry_run)
increment_active_files(ndx, itemizing, code);
if (inc_recurse && !dry_run)
cur_flist->in_progress++;
if (itemizing) {
int iflags = ITEM_TRANSFER;
if (always_checksum > 0)
- iflags |= ITEM_REPORT_CHECKSUM;
+ iflags |= ITEM_REPORT_CHANGE;
if (fnamecmp_type != FNAMECMP_FNAME)
iflags |= ITEM_BASIS_TYPE_FOLLOWS;
if (fnamecmp_type == FNAMECMP_FUZZY)
return;
}
+#ifdef SUPPORT_HARD_LINKS
+static void handle_skipped_hlink(struct file_struct *file, int itemizing,
+ enum logcode code, int f_out)
+{
+ char fbuf[MAXPATHLEN];
+ int new_last_ndx;
+ struct file_list *save_flist = cur_flist;
+
+ /* If we skip the last item in a chain of links and there was a
+ * prior non-skipped hard-link waiting to finish, finish it now. */
+ if ((new_last_ndx = skip_hard_link(file, &cur_flist)) < 0)
+ return;
+
+ file = cur_flist->files[new_last_ndx - cur_flist->ndx_start];
+ cur_flist->in_progress--; /* undo prior increment */
+ f_name(file, fbuf);
+ recv_generator(fbuf, file, new_last_ndx, itemizing, code, f_out);
+
+ cur_flist = save_flist;
+}
+#endif
+
static void touch_up_dirs(struct file_list *flist, int ndx)
{
static int counter = 0;
fname = f_name(file, NULL);
if (!(file->mode & S_IWUSR))
do_chmod(fname, file->mode);
- if (need_retouch_dir_times)
- set_modtime(fname, file->modtime, file->mode);
+ if (need_retouch_dir_times) {
+ STRUCT_STAT st;
+ if (link_stat(fname, &st, 0) == 0
+ && cmp_time(st.st_mtime, file->modtime) != 0)
+ set_modtime(fname, file->modtime, file->mode);
+ }
if (allowed_lull && !(counter % lull_mod))
maybe_send_keepalive();
else if (!(counter & 0xFF))
dir_tweaking = !(list_only || solo_file || dry_run);
need_retouch_dir_times = preserve_times > 1;
lull_mod = allowed_lull * 5;
+ symlink_timeset_failed_flags = ITEM_REPORT_TIME
+ | (protocol_version >= 30 || !am_server ? ITEM_REPORT_TIMEFAIL : 0);
if (verbose > 2)
rprintf(FINFO, "generator starting pid=%ld\n", (long)getpid());