extern int am_server;
extern int am_daemon;
extern int am_sender;
-extern int delete_during;
extern int always_checksum;
extern int module_id;
extern int ignore_errors;
extern int copy_unsafe_links;
extern int protocol_version;
extern int sanitize_paths;
-extern int delete_excluded;
extern int max_delete;
extern int orig_umask;
extern int list_only;
static char empty_sum[MD4_SUM_LENGTH];
static unsigned int file_struct_len;
static struct file_list *received_flist;
+static dev_t filesystem_dev; /* used to implement -x */
+static int deletion_count = 0; /* used to implement --max-delete */
static void clean_flist(struct file_list *flist, int strip_root, int no_dups);
static void output_flist(struct file_list *flist, const char *whose_list);
rprintf(FINFO, "%s %11.0f %s %s -> %s\n",
perms,
(double)f->length, timestring(f->modtime),
- f_name(f), f->u.link);
+ safe_fname(f_name(f)), safe_fname(f->u.link));
} else
#endif
{
rprintf(FINFO, "%s %11.0f %s %s\n",
perms,
(double)f->length, timestring(f->modtime),
- f_name(f));
+ safe_fname(f_name(f)));
}
}
if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) {
if (verbose > 1) {
rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n",
- path, linkbuf);
+ safe_fname(path), safe_fname(linkbuf));
}
return do_stat(path, buffer);
}
return 0;
}
-/* used by the one_file_system code */
-static dev_t filesystem_dev;
-
-static void set_filesystem(char *fname)
-{
- STRUCT_STAT st;
- if (do_stat(fname, &st) != 0)
- return;
- filesystem_dev = st.st_dev;
-}
-
-
static int to_wire_mode(mode_t mode)
{
#if SUPPORT_LINKS
}
-static void send_directory(int f, struct file_list *flist, char *dir);
+static void send_directory(int f, struct file_list *flist,
+ char *fbuf, unsigned int offset);
static char *flist_dir;
static int flist_dir_len;
/* We must make sure we don't send a zero flag byte or the
* other end will terminate the flist transfer. Note that
- * the use of XMIT_DEL_START on a non-dir has no meaning, so
+ * the use of XMIT_TOP_DIR on a non-dir has no meaning, so
* it's harmless way to add a bit to the first flag byte. */
if (protocol_version >= 28) {
if (!flags && !S_ISDIR(mode))
- flags |= XMIT_DEL_START;
+ flags |= XMIT_TOP_DIR;
if ((flags & 0xFF00) || !flags) {
flags |= XMIT_EXTENDED_FLAGS;
write_byte(f, flags);
write_byte(f, flags);
} else {
if (!(flags & 0xFF) && !S_ISDIR(mode))
- flags |= XMIT_DEL_START;
+ flags |= XMIT_TOP_DIR;
if (!(flags & 0xFF))
flags |= XMIT_LONG_NAME;
write_byte(f, flags);
-void receive_file_entry(struct file_struct **fptr, unsigned short flags,
- struct file_list *flist, int f)
+static void receive_file_entry(struct file_list *flist, int ndx,
+ unsigned short flags, int f)
{
static time_t modtime;
static mode_t mode;
static gid_t gid;
static char lastname[MAXPATHLEN], *lastdir;
static int lastdir_depth, lastdir_len = -1;
- static unsigned int del_heir_name_len = -1;
+ static unsigned int del_hier_name_len = 0;
static int in_del_hier = 0;
char thisname[MAXPATHLEN];
unsigned int l1 = 0, l2 = 0;
char *basename, *dirname, *bp;
struct file_struct *file;
- if (!fptr) {
+ if (!flist) {
modtime = 0, mode = 0;
dev = 0, rdev = makedev(0, 0);
rdev_major = 0;
uid = 0, gid = 0;
*lastname = '\0';
- del_heir_name_len = lastdir_len = -1;
+ lastdir_len = -1;
in_del_hier = 0;
return;
}
if (l2 >= MAXPATHLEN - l1) {
rprintf(FERROR,
"overflow: flags=0x%x l1=%d l2=%d lastname=%s\n",
- flags, l1, l2, lastname);
+ flags, l1, l2, safe_fname(lastname));
overflow("receive_file_entry");
}
+ linkname_len + sum_len;
bp = pool_alloc(flist->file_pool, alloc_len, "receive_file_entry");
- file = *fptr = (struct file_struct *)bp;
+ file = flist->files[ndx] = (struct file_struct *)bp;
memset(bp, 0, file_struct_len);
bp += file_struct_len;
file->uid = uid;
file->gid = gid;
- if (S_ISDIR(mode)) {
- if (flags & XMIT_DEL_START) {
- in_del_hier = 1;
- del_heir_name_len = l1 + l2;
- file->flags |= FLAG_DEL_START;
- } else if (delete_during && in_del_hier) {
- if (!relative_paths || (l1 >= del_heir_name_len
- && thisname[del_heir_name_len] == '/'))
- file->flags |= FLAG_DEL_START;
- else
- in_del_hier = 0;
- }
- }
-
if (dirname_len) {
file->dirname = lastdir = bp;
lastdir_len = dirname_len - 1;
memcpy(bp, dirname, dirname_len - 1);
bp += dirname_len;
bp[-1] = '\0';
- if (sanitize_paths)
- lastdir_depth = count_dir_elements(lastdir);
- } else if (dirname)
- file->dirname = dirname;
+ lastdir_depth = count_dir_elements(lastdir);
+ file->dir.depth = lastdir_depth + 1;
+ } else if (dirname) {
+ file->dirname = dirname; /* we're reusing lastname */
+ file->dir.depth = lastdir_depth + 1;
+ } else
+ file->dir.depth = 1;
+
+ if (S_ISDIR(mode)) {
+ if (basename_len == 1+1 && *basename == '.') /* +1 for '\0' */
+ file->dir.depth--;
+ if (flags & XMIT_TOP_DIR) {
+ in_del_hier = 1;
+ del_hier_name_len = file->dir.depth == 0 ? 0 : l1 + l2;
+ file->flags |= FLAG_TOP_DIR | FLAG_DEL_HERE;
+ } else if (in_del_hier) {
+ if (!relative_paths || !del_hier_name_len
+ || (l1 >= del_hier_name_len
+ && thisname[del_hier_name_len] == '/'))
+ file->flags |= FLAG_DEL_HERE;
+ else
+ in_del_hier = 0;
+ }
+ }
file->basename = bp;
memcpy(bp, basename, basename_len);
if (strlcpy(thisname, fname, sizeof thisname)
>= sizeof thisname - flist_dir_len) {
- rprintf(FINFO, "skipping overly long name: %s\n", fname);
+ rprintf(FINFO, "skipping overly long name: %s\n",
+ safe_fname(fname));
return NULL;
}
clean_fname(thisname, 0);
goto skip_filters;
if (S_ISDIR(st.st_mode) && !xfer_dirs) {
- rprintf(FINFO, "skipping directory %s\n", thisname);
+ rprintf(FINFO, "skipping directory %s\n", safe_fname(thisname));
return NULL;
}
if (verbose > 2) {
rprintf(FINFO, "[%s] make_file(%s,*,%d)\n",
- who_am_i(), thisname, filter_level);
+ who_am_i(), safe_fname(thisname), filter_level);
}
if ((basename = strrchr(thisname, '/')) != NULL) {
memcpy(bp, basename, basename_len);
bp += basename_len;
-#ifdef HAVE_STRUCT_STAT_ST_RDEV
+#if HAVE_STRUCT_STAT_ST_RDEV
if (preserve_devices && IS_DEVICE(st.st_mode))
file->u.rdev = st.st_rdev;
#endif
/*bp += sum_len;*/
}
- file->basedir = flist_dir;
+ file->dir.root = flist_dir;
/* This code is only used by the receiver when it is building
* a list of files for a delete pass. */
struct file_struct *file;
char fbuf[MAXPATHLEN];
- /* f is set to -1 when calculating deletion file list */
- file = make_file(fname, flist,
- f == -1 && delete_excluded? SERVER_FILTERS : ALL_FILTERS);
-
- if (!file)
+ if (!(file = make_file(fname, flist, ALL_FILTERS)))
return;
maybe_emit_filelist_progress(flist);
}
if (recursive && S_ISDIR(file->mode)
- && !(file->flags & FLAG_MOUNT_POINT)) {
- send_directory(f, flist, f_name_to(file, fbuf));
+ && !(file->flags & FLAG_MOUNT_POINT) && f_name_to(file, fbuf)) {
+ void *save_filters;
+ unsigned int len = strlen(fbuf);
+ if (len > 1 && fbuf[len-1] == '/')
+ fbuf[--len] = '\0';
+ if (len >= MAXPATHLEN - 1) {
+ io_error |= IOERR_GENERAL;
+ rprintf(FERROR, "skipping long-named directory: %s\n",
+ full_fname(fbuf));
+ return;
+ }
+ save_filters = push_local_filters(fbuf, len);
+ send_directory(f, flist, fbuf, len);
+ pop_local_filters(save_filters);
}
}
/* Note that the "recurse" value either contains -1, for infinite recursion,
- * or a number >= 0 indicating how many levels of recursion we will allow. */
-static void send_directory(int f, struct file_list *flist, char *dir)
+ * or a number >= 0 indicating how many levels of recursion we will allow.
+ * This function is normally called by the sender, but the receiving side
+ * also calls it from delete_in_dir() with f set to -1 so that we just
+ * construct the file list in memory without sending it over the wire. */
+static void send_directory(int f, struct file_list *flist,
+ char *fbuf, unsigned int len)
{
- DIR *d;
struct dirent *di;
- char fname[MAXPATHLEN];
- unsigned int offset;
- void *save_filters;
char *p;
+ DIR *d;
- d = opendir(dir);
- if (!d) {
+ if (!(d = opendir(fbuf))) {
io_error |= IOERR_GENERAL;
- rsyserr(FERROR, errno, "opendir %s failed", full_fname(dir));
+ rsyserr(FERROR, errno, "opendir %s failed", full_fname(fbuf));
return;
}
- offset = strlcpy(fname, dir, MAXPATHLEN);
- p = fname + offset;
- if (offset >= MAXPATHLEN || p[-1] != '/') {
- if (offset >= MAXPATHLEN - 1) {
- io_error |= IOERR_GENERAL;
- rprintf(FERROR, "skipping long-named directory: %s\n",
- full_fname(fname));
- closedir(d);
- return;
- }
+ p = fbuf + len;
+ if (len != 1 || *fbuf != '/')
*p++ = '/';
- offset++;
- }
-
- save_filters = push_local_filters(fname, offset);
+ *p = '\0';
for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) {
char *dname = d_name(di);
if (dname[0] == '.' && (dname[1] == '\0'
|| (dname[1] == '.' && dname[2] == '\0')))
continue;
- if (strlcpy(p, dname, MAXPATHLEN - offset) < MAXPATHLEN - offset) {
+ if (strlcpy(p, dname, MAXPATHLEN - len) < MAXPATHLEN - len) {
int do_subdirs = recurse >= 1 ? recurse-- : recurse;
- send_file_name(f, flist, fname, do_subdirs, 0);
+ send_file_name(f, flist, fbuf, do_subdirs, 0);
} else {
io_error |= IOERR_GENERAL;
rprintf(FINFO,
"cannot send long-named file %s\n",
- full_fname(fname));
+ full_fname(fbuf));
}
}
if (errno) {
io_error |= IOERR_GENERAL;
- rsyserr(FERROR, errno, "readdir(%s)", dir);
+ *p = '\0';
+ rsyserr(FERROR, errno, "readdir(%s)", full_fname(fbuf));
}
- pop_local_filters(save_filters);
-
closedir(d);
}
-/* This function is normally called by the sender, but the receiving side
- * also uses it to construct one or more file lists if one of the --delete
- * options have been specified. The delete_in_dir() function sets f to -1
- * so that we just construct the file list in memory without sending it
- * over the wire. It also has the side-effect of ignoring user-excludes if
- * delete_excluded is set (so that the delete list includes user-excluded
- * files) and it avoids some per-arg init code for limited recursion (since
- * delete_in_dir() sets recurse before calling this function). */
struct file_list *send_file_list(int f, int argc, char *argv[])
{
int l;
char *p, *dir, olddir[sizeof curr_dir];
char lastpath[MAXPATHLEN] = "";
struct file_list *flist;
- BOOL need_first_push = True;
struct timeval start_tv, end_tv;
int64 start_write;
int use_ff_fd = 0;
- if (show_filelist_p() && f != -1)
+ if (show_filelist_p())
start_filelist_progress("building file list");
start_write = stats.total_written;
gettimeofday(&start_tv, NULL);
- flist = flist_new(f == -1 ? WITHOUT_HLINK : WITH_HLINK,
- "send_file_list");
+ flist = flist_new(WITH_HLINK, "send_file_list");
- if (f != -1) {
- io_start_buffering_out();
- if (filesfrom_fd >= 0) {
- if (argv[0] && !push_dir(argv[0])) {
- rsyserr(FERROR, errno, "push_dir %s failed",
- full_fname(argv[0]));
- exit_cleanup(RERR_FILESELECT);
- }
- use_ff_fd = 1;
- if (curr_dir_len < MAXPATHLEN - 1) {
- push_local_filters(curr_dir, curr_dir_len);
- need_first_push = False;
- }
+ io_start_buffering_out();
+ if (filesfrom_fd >= 0) {
+ if (argv[0] && !push_dir(argv[0])) {
+ rsyserr(FERROR, errno, "push_dir %s failed",
+ full_fname(argv[0]));
+ exit_cleanup(RERR_FILESELECT);
}
+ use_ff_fd = 1;
}
while (1) {
fname[l] = '\0';
}
}
- if (f == -1)
- ; /* recurse is pre-set */
- else if (fname[l-1] == '.' && (l == 1 || fname[l-2] == '/')) {
+ if (fname[l-1] == '.' && (l == 1 || fname[l-2] == '/')) {
if (!recurse && xfer_dirs)
recurse = 1; /* allow one level */
} else if (recurse > 0)
recurse = 0;
- if (need_first_push) {
- if ((p = strrchr(fname, '/')) != NULL) {
- if (*++p && strcmp(p, ".") != 0)
- push_local_filters(fname, p - fname);
- } else if (strcmp(fname, ".") != 0)
- push_local_filters(fname, 0);
- need_first_push = False;
- }
-
if (link_stat(fname, &st, keep_dirlinks) != 0) {
- if (f != -1) {
- io_error |= IOERR_GENERAL;
- rsyserr(FERROR, errno, "link_stat %s failed",
- full_fname(fname));
- }
+ io_error |= IOERR_GENERAL;
+ rsyserr(FERROR, errno, "link_stat %s failed",
+ full_fname(fname));
continue;
}
if (S_ISDIR(st.st_mode) && !xfer_dirs) {
- rprintf(FINFO, "skipping directory %s\n", fname);
+ rprintf(FINFO, "skipping directory %s\n",
+ safe_fname(fname));
continue;
}
dir = fname;
fname = p + 1;
}
- } else if (f != -1 && implied_dirs && (p=strrchr(fname,'/')) && p != fname) {
+ } else if (implied_dirs && (p=strrchr(fname,'/')) && p != fname) {
/* this ensures we send the intermediate directories,
thus getting their permissions right */
char *lp = lastpath, *fn = fname, *slash = fname;
}
if (one_file_system)
- set_filesystem(fname);
+ filesystem_dev = st.st_dev;
do_subdirs = recurse >= 1 ? recurse-- : recurse;
- send_file_name(f, flist, fname, do_subdirs, XMIT_DEL_START);
+ send_file_name(f, flist, fname, do_subdirs, XMIT_TOP_DIR);
if (olddir[0]) {
flist_dir = NULL;
}
}
- if (f != -1) {
- gettimeofday(&end_tv, NULL);
- stats.flist_buildtime =
- (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000
- + (end_tv.tv_usec - start_tv.tv_usec) / 1000;
- if (stats.flist_buildtime == 0)
- stats.flist_buildtime = 1;
- start_tv = end_tv;
-
- send_file_entry(NULL, f, 0);
-
- if (show_filelist_p())
- finish_filelist_progress(flist);
-
- gettimeofday(&end_tv, NULL);
- stats.flist_xfertime =
- (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000
- + (end_tv.tv_usec - start_tv.tv_usec) / 1000;
- }
+ gettimeofday(&end_tv, NULL);
+ stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000
+ + (end_tv.tv_usec - start_tv.tv_usec) / 1000;
+ if (stats.flist_buildtime == 0)
+ stats.flist_buildtime = 1;
+ start_tv = end_tv;
+
+ send_file_entry(NULL, f, 0);
+
+ if (show_filelist_p())
+ finish_filelist_progress(flist);
+
+ gettimeofday(&end_tv, NULL);
+ stats.flist_xfertime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000
+ + (end_tv.tv_usec - start_tv.tv_usec) / 1000;
if (flist->hlink_pool) {
pool_destroy(flist->hlink_pool);
clean_flist(flist, 0, 0);
- if (f != -1) {
- /* Now send the uid/gid list. This was introduced in
- * protocol version 15 */
- send_uid_list(f);
+ /* Now send the uid/gid list. This was introduced in
+ * protocol version 15 */
+ send_uid_list(f);
- /* send the io_error flag */
- write_int(f, lp_ignore_errors(module_id) ? 0 : io_error);
+ /* send the io_error flag */
+ write_int(f, lp_ignore_errors(module_id) ? 0 : io_error);
- io_end_buffering();
- stats.flist_size = stats.total_written - start_write;
- stats.num_files = flist->count;
- }
+ io_end_buffering();
+ stats.flist_size = stats.total_written - start_write;
+ stats.num_files = flist->count;
if (verbose > 3)
- output_flist(flist, f < 0 ? "delete" : who_am_i());
+ output_flist(flist, who_am_i());
if (verbose > 2)
rprintf(FINFO, "send_file_list done\n");
if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS))
flags |= read_byte(f) << 8;
- receive_file_entry(&flist->files[i], flags, flist, f);
+ receive_file_entry(flist, i, flags, f);
if (S_ISREG(flist->files[i]->mode))
stats.total_size += flist->files[i]->length;
if (verbose > 2) {
rprintf(FINFO, "recv_file_name(%s)\n",
- f_name(flist->files[i]));
+ safe_fname(f_name(flist->files[i])));
}
}
- receive_file_entry(NULL, 0, NULL, 0); /* Signal that we're done. */
+ receive_file_entry(NULL, 0, 0, 0); /* Signal that we're done. */
if (verbose > 2)
rprintf(FINFO, "received %d names\n", flist->count);
}
-int file_compare(struct file_struct **file1, struct file_struct **file2)
+static int file_compare(struct file_struct **file1, struct file_struct **file2)
{
- struct file_struct *f1 = *file1;
- struct file_struct *f2 = *file2;
-
- if (!f1->basename && !f2->basename)
- return 0;
- if (!f1->basename)
- return -1;
- if (!f2->basename)
- return 1;
- if (f1->dirname == f2->dirname)
- return u_strcmp(f1->basename, f2->basename);
- return f_name_cmp(f1, f2);
+ return f_name_cmp(*file1, *file2);
}
int flist_find(struct file_list *flist, struct file_struct *f)
{
- int low = 0, high = flist->count - 1;
-
- while (high >= 0 && !flist->files[high]->basename) high--;
-
- if (high < 0)
- return -1;
-
- while (low != high) {
- int mid = (low + high) / 2;
- int ret = file_compare(&flist->files[flist_up(flist, mid)],&f);
+ int low = flist->low, high = flist->high;
+ int ret, mid, mid_up;
+
+ while (low <= high) {
+ mid = (low + high) / 2;
+ for (mid_up = mid; !flist->files[mid_up]->basename; mid_up++) {}
+ if (mid_up <= high)
+ ret = f_name_cmp(flist->files[mid_up], f);
+ else
+ ret = 1;
if (ret == 0)
- return flist_up(flist, mid);
+ return mid_up;
if (ret > 0)
- high = mid;
+ high = mid - 1;
else
- low = mid + 1;
+ low = mid_up + 1;
}
-
- if (file_compare(&flist->files[flist_up(flist, low)], &f) == 0)
- return flist_up(flist, low);
return -1;
}
break;
}
}
+ flist->low = prev_i;
while (++i < flist->count) {
if (!flist->files[i]->basename)
continue;
if (verbose > 1 && !am_server) {
rprintf(FINFO,
"removing duplicate name %s from file list %d\n",
- f_name(flist->files[i]), i);
+ safe_fname(f_name(flist->files[i])), i);
}
/* Make sure that if we unduplicate '.', that we don't
- * lose track of a user-specified starting point (or
- * else deletions will mysteriously fail with -R). */
- if (flist->files[i]->flags & FLAG_DEL_START)
- flist->files[prev_i]->flags |= FLAG_DEL_START;
+ * lose track of a user-specified top directory. */
+ if (flist->files[i]->flags & FLAG_TOP_DIR)
+ flist->files[prev_i]->flags |= FLAG_TOP_DIR;
clear_file(i, flist);
} else
prev_i = i;
}
+ flist->high = prev_i;
if (strip_root) {
/* we need to strip off the root directory in the case
static void output_flist(struct file_list *flist, const char *whose_list)
{
- char uidbuf[16], gidbuf[16];
+ char uidbuf[16], gidbuf[16], depthbuf[16];
struct file_struct *file;
int i;
sprintf(gidbuf, " gid=%ld", (long)file->gid);
else
*gidbuf = '\0';
- rprintf(FINFO, "[%s] i=%d %s %s %s mode=0%o len=%.0f%s%s\n",
- whose_list, i, NS(file->basedir), NS(file->dirname),
- NS(file->basename), (int)file->mode,
- (double)file->length, uidbuf, gidbuf);
+ if (!am_sender)
+ sprintf(depthbuf, "%d", file->dir.depth);
+ rprintf(FINFO, "[%s] i=%d %s %s%s%s%s mode=0%o len=%.0f%s%s flags=%x\n",
+ whose_list, i, am_sender ? NS(file->dir.root) : depthbuf,
+ file->dirname ? safe_fname(file->dirname) : "",
+ file->dirname ? "/" : "", NS(file->basename),
+ S_ISDIR(file->mode) ? "/" : "", (int)file->mode,
+ (double)file->length, uidbuf, gidbuf, file->flags);
}
}
-enum fnc_state { fnc_DIR, fnc_SLASH, fnc_BASE };
+enum fnc_state { fnc_DIR, fnc_SLASH, fnc_BASE, fnc_TRAILING };
-/* Compare the names of two file_struct entities, just like strcmp()
- * would do if it were operating on the joined strings. We assume
- * that there are no 0-length strings.
- */
+/* Compare the names of two file_struct entities, similar to how strcmp()
+ * would do if it were operating on the joined strings. The only difference
+ * is that, beginning with protocol_version 29, a directory name will always
+ * sort immediately prior to its contents (previously "foo." would sort in
+ * between directory "foo" and "foo/bar"). We do this by assuming that a dir
+ * has a trailing slash for comparison purposes, but only if we aren't about
+ * to match a file of the same name (because we need all identically named
+ * items to match each other). The dirname component can be an empty string,
+ * but the basename component cannot (and never is in the current codebase).
+ * The basename component may be NULL, in which case it is sorted to the end
+ * of the list (as a removed item). */
int f_name_cmp(struct file_struct *f1, struct file_struct *f2)
{
int dif;
if (!f2 || !f2->basename)
return 1;
- if (!(c1 = (uchar*)f1->dirname)) {
+ c1 = (uchar*)f1->dirname;
+ c2 = (uchar*)f2->dirname;
+ if (c1 == c2)
+ c1 = c2 = NULL;
+ if (!c1) {
state1 = fnc_BASE;
c1 = (uchar*)f1->basename;
} else if (!*c1) {
c1 = (uchar*)"/";
} else
state1 = fnc_DIR;
- if (!(c2 = (uchar*)f2->dirname)) {
+ if (!c2) {
state2 = fnc_BASE;
c2 = (uchar*)f2->basename;
} else if (!*c2) {
c1 = (uchar*)f1->basename;
break;
case fnc_BASE:
+ state1 = fnc_TRAILING;
+ if (protocol_version >= 29 && S_ISDIR(f1->mode))
+ c1 = (uchar*)"/";
+ break;
+ case fnc_TRAILING:
break;
}
}
c2 = (uchar*)f2->basename;
break;
case fnc_BASE:
- if (!*c1)
+ if (state1 == fnc_TRAILING)
return 0;
+ state2 = fnc_TRAILING;
+ if (protocol_version >= 29 && S_ISDIR(f2->mode))
+ c2 = (uchar*)"/";
+ break;
+ case fnc_TRAILING:
break;
}
}
}
-/* Like f_name_to(), but we rotate through 5 static buffers of our own.
- */
+/* Like f_name_to(), but we rotate through 5 static buffers of our own. */
char *f_name(struct file_struct *f)
{
static char names[5][MAXPATHLEN];
return f_name_to(f, names[n]);
}
+
static int is_backup_file(char *fn)
{
int k = strlen(fn) - backup_suffix_len;
return k > 0 && strcmp(fn+k, backup_suffix) == 0;
}
-void delete_in_dir(struct file_list *flist, char *fname)
+
+/* This function is used to implement per-directory deletion, and
+ * is used by all the --delete-WHEN options. Note that the fbuf
+ * pointer must point to a MAXPATHLEN buffer with the name of the
+ * directory in it (the functions we call will append names onto
+ * the end, but the old dir value will be restored on exit). */
+void delete_in_dir(struct file_list *flist, char *fbuf,
+ struct file_struct *file)
{
- static int deletion_count = 0;
- struct file_list *del_flist;
- int save_recurse = recurse;
- int save_xfer_dirs = xfer_dirs;
- int save_implied_dirs = implied_dirs;
- int save_relative_paths = relative_paths;
- char *argv[1];
- int i, j, mode;
+ static int min_depth = MAXPATHLEN, cur_depth = -1;
+ static void *filt_array[MAXPATHLEN/2+1];
+ struct file_list *dir_list;
+ STRUCT_STAT st;
+ int dlen;
+
+ if (!flist) {
+ while (cur_depth >= min_depth)
+ pop_local_filters(filt_array[cur_depth--]);
+ min_depth = MAXPATHLEN;
+ cur_depth = -1;
+ return;
+ }
+ if (file->dir.depth >= MAXPATHLEN/2+1)
+ return; /* Impossible... */
if (max_delete && deletion_count >= max_delete)
return;
if (io_error && !(lp_ignore_errors(module_id) || ignore_errors)) {
- rprintf(FINFO, "IO error encountered - skipping file deletion\n");
+ rprintf(FINFO,
+ "IO error encountered -- skipping file deletion\n");
max_delete = -1; /* avoid duplicating the above warning */
return;
}
- if (delete_during) {
- recurse = 1; /* allow one level only */
- xfer_dirs = 1;
- implied_dirs = 0;
- relative_paths = 1;
- }
+ while (cur_depth >= file->dir.depth && cur_depth >= min_depth)
+ pop_local_filters(filt_array[cur_depth--]);
+ cur_depth = file->dir.depth;
+ if (min_depth > cur_depth)
+ min_depth = cur_depth;
+ dlen = strlen(fbuf);
+ filt_array[cur_depth] = push_local_filters(fbuf, dlen);
+
+ if (link_stat(fbuf, &st, keep_dirlinks) < 0)
+ return;
+
+ if (one_file_system && file->flags & FLAG_TOP_DIR)
+ filesystem_dev = st.st_dev;
- argv[0] = fname;
- del_flist = send_file_list(-1, 1, argv);
+ dir_list = flist_new(WITHOUT_HLINK, "delete_in_dir");
+
+ recurse = 0;
+ send_directory(-1, dir_list, fbuf, dlen);
+ recurse = -1;
+ fbuf[dlen] = '\0';
+
+ if (verbose > 3)
+ output_flist(dir_list, "delete");
- relative_paths = save_relative_paths;
- implied_dirs = save_implied_dirs;
- xfer_dirs = save_xfer_dirs;
- recurse = save_recurse;
+ delete_missing(flist, dir_list, fbuf);
- if (!del_flist)
+ flist_free(dir_list);
+}
+
+
+/* If an item in dir_list is not found in full_list, delete it from the
+ * filesystem. */
+void delete_missing(struct file_list *full_list, struct file_list *dir_list,
+ const char *dirname)
+{
+ int i, j, mode;
+
+ if (max_delete && deletion_count >= max_delete)
return;
- if (verbose > 1)
- rprintf(FINFO, "deleting in %s\n", safe_fname(fname));
+ if (verbose > 2)
+ rprintf(FINFO, "delete_missing(%s)\n", safe_fname(dirname));
- for (i = del_flist->count-1; i >= 0; i--) {
- if (max_delete && deletion_count >= max_delete)
- break;
- if (!del_flist->files[i]->basename)
+ for (i = dir_list->count; i--; ) {
+ if (!dir_list->files[i]->basename)
continue;
- mode = del_flist->files[i]->mode;
- if ((j = flist_find(flist, del_flist->files[i])) < 0
- || (delete_during && S_ISDIR(mode)
- && !S_ISDIR(flist->files[j]->mode))) {
- char *f = f_name(del_flist->files[i]);
+ mode = dir_list->files[i]->mode;
+ if ((j = flist_find(full_list, dir_list->files[i])) < 0
+ || (S_ISDIR(mode) && !S_ISDIR(full_list->files[j]->mode))) {
+ char *f = f_name(dir_list->files[i]);
if (make_backups && (backup_dir || !is_backup_file(f))
&& !S_ISDIR(mode)) {
make_backup(f);
rprintf(FINFO, "deleting %s\n",
safe_fname(f));
}
- } else {
- int dflags = delete_during
- ? DEL_DIR | DEL_FORCE_RECURSE
- : DEL_DIR | DEL_NO_RECURSE;
- delete_file(f, S_ISDIR(mode) ? dflags : 0);
- }
+ } else if (S_ISDIR(mode))
+ delete_file(f, DEL_DIR | DEL_FORCE_RECURSE);
+ else
+ delete_file(f, 0);
deletion_count++;
+ if (max_delete && deletion_count >= max_delete)
+ break;
}
}
- flist_free(del_flist);
}