Commit | Line | Data |
---|---|---|
a5e6228a | 1 | This patch provides --fileflags, which preserves the st_flags stat() field. |
9f62ddf8 | 2 | Modified from a patch that was written by Rolf Grossmann. |
31611b92 | 3 | |
03019e41 | 4 | To use this patch, run these commands for a successful build: |
9f62ddf8 | 5 | |
f9df736a | 6 | patch -p1 <patches/fileflags.diff |
9f62ddf8 WD |
7 | ./prepare-source |
8 | ./configure | |
9 | make | |
31611b92 | 10 | |
f9df736a | 11 | diff --git a/Makefile.in b/Makefile.in |
fc557362 | 12 | index feacb90..cd4cf2d 100644 |
f9df736a WD |
13 | --- a/Makefile.in |
14 | +++ b/Makefile.in | |
fc557362 | 15 | @@ -43,7 +43,7 @@ popt_OBJS=popt/findme.o popt/popt.o popt/poptconfig.o \ |
f9df736a WD |
16 | popt/popthelp.o popt/poptparse.o |
17 | OBJS=$(OBJS1) $(OBJS2) $(OBJS3) $(DAEMON_OBJ) $(LIBOBJ) $(ZLIBOBJ) @BUILD_POPT@ | |
18 | ||
19 | -TLS_OBJ = tls.o syscall.o lib/compat.o lib/snprintf.o lib/permstring.o lib/sysxattrs.o @BUILD_POPT@ | |
20 | +TLS_OBJ = tls.o syscall.o t_stub.o lib/compat.o lib/snprintf.o lib/permstring.o lib/sysxattrs.o @BUILD_POPT@ | |
21 | ||
22 | # Programs we must have to run the test cases | |
23 | CHECK_PROGS = rsync$(EXEEXT) tls$(EXEEXT) getgroups$(EXEEXT) getfsdev$(EXEEXT) \ | |
fc557362 | 24 | @@ -108,7 +108,7 @@ getgroups$(EXEEXT): getgroups.o |
f9df736a WD |
25 | getfsdev$(EXEEXT): getfsdev.o |
26 | $(CC) $(CFLAGS) $(LDFLAGS) -o $@ getfsdev.o $(LIBS) | |
27 | ||
28 | -TRIMSLASH_OBJ = trimslash.o syscall.o lib/compat.o lib/snprintf.o | |
29 | +TRIMSLASH_OBJ = trimslash.o syscall.o t_stub.o lib/compat.o lib/snprintf.o | |
30 | trimslash$(EXEEXT): $(TRIMSLASH_OBJ) | |
31 | $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $(TRIMSLASH_OBJ) $(LIBS) | |
32 | ||
cc3e685d | 33 | diff --git a/compat.c b/compat.c |
fc557362 | 34 | index 6e00072..ef1882d 100644 |
cc3e685d WD |
35 | --- a/compat.c |
36 | +++ b/compat.c | |
fc557362 | 37 | @@ -40,9 +40,11 @@ extern int checksum_seed; |
f9df736a WD |
38 | extern int basis_dir_cnt; |
39 | extern int prune_empty_dirs; | |
40 | extern int protocol_version; | |
41 | +extern int force_change; | |
ccdb48f6 | 42 | extern int protect_args; |
898a2112 WD |
43 | extern int preserve_uid; |
44 | extern int preserve_gid; | |
45 | +extern int preserve_fileflags; | |
46 | extern int preserve_acls; | |
47 | extern int preserve_xattrs; | |
9c25eef5 | 48 | extern int need_messages_from_generator; |
fc557362 | 49 | @@ -60,7 +62,7 @@ extern char *iconv_opt; |
ccdb48f6 | 50 | #endif |
898a2112 WD |
51 | |
52 | /* These index values are for the file-list's extra-attribute array. */ | |
d4dd2dd5 WD |
53 | -int uid_ndx, gid_ndx, acls_ndx, xattrs_ndx, unsort_ndx; |
54 | +int uid_ndx, gid_ndx, fileflags_ndx, acls_ndx, xattrs_ndx, unsort_ndx; | |
898a2112 | 55 | |
85096e5e | 56 | int receiver_symlink_times = 0; /* receiver can set the time on a symlink */ |
ae306a29 | 57 | int sender_symlink_iconv = 0; /* sender should convert symlink content */ |
fc557362 | 58 | @@ -136,6 +138,8 @@ void setup_protocol(int f_out,int f_in) |
898a2112 | 59 | uid_ndx = ++file_extra_cnt; |
fdf967c7 | 60 | if (preserve_gid) |
898a2112 | 61 | gid_ndx = ++file_extra_cnt; |
f9df736a | 62 | + if (preserve_fileflags || (force_change && !am_sender)) |
898a2112 | 63 | + fileflags_ndx = ++file_extra_cnt; |
ffc18846 | 64 | if (preserve_acls && !am_sender) |
898a2112 | 65 | acls_ndx = ++file_extra_cnt; |
5795bf59 | 66 | if (preserve_xattrs) |
cc3e685d | 67 | diff --git a/configure.in b/configure.in |
fc557362 | 68 | index bc7d4a7..8709fa4 100644 |
cc3e685d WD |
69 | --- a/configure.in |
70 | +++ b/configure.in | |
c0c7984e | 71 | @@ -553,7 +553,7 @@ AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \ |
31611b92 | 72 | setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \ |
fc557362 WD |
73 | strerror putenv iconv_open locale_charset nl_langinfo getxattr \ |
74 | extattr_get_link sigaction sigprocmask setattrlist getgrouplist \ | |
75 | - initgroups) | |
76 | + initgroups chflags) | |
31611b92 | 77 | |
4c15e800 | 78 | dnl cygwin iconv.h defines iconv_open as libiconv_open |
fc557362 WD |
79 | if test x"$ac_cv_func_iconv_open" != x"yes"; then |
80 | diff --git a/delete.c b/delete.c | |
81 | index 33fdd0e..1c0df57 100644 | |
82 | --- a/delete.c | |
83 | +++ b/delete.c | |
84 | @@ -25,6 +25,7 @@ | |
85 | extern int am_root; | |
86 | extern int make_backups; | |
87 | extern int max_delete; | |
88 | +extern int force_change; | |
89 | extern char *backup_dir; | |
90 | extern char *backup_suffix; | |
91 | extern int backup_suffix_len; | |
92 | @@ -98,8 +99,12 @@ static enum delret delete_dir_contents(char *fname, uint16 flags) | |
93 | } | |
94 | ||
95 | strlcpy(p, fp->basename, remainder); | |
96 | +#ifdef SUPPORT_FORCE_CHANGE | |
97 | + if (force_change) | |
98 | + make_mutable(fname, fp->mode, F_FFLAGS(fp), force_change); | |
99 | +#endif | |
100 | if (!(fp->mode & S_IWUSR) && !am_root && (uid_t)F_OWNER(fp) == our_uid) | |
101 | - do_chmod(fname, fp->mode | S_IWUSR); | |
102 | + do_chmod(fname, fp->mode | S_IWUSR, NO_FFLAGS); | |
103 | /* Save stack by recursing to ourself directly. */ | |
104 | if (S_ISDIR(fp->mode)) { | |
105 | if (delete_dir_contents(fname, flags | DEL_RECURSE) != DR_SUCCESS) | |
106 | @@ -140,7 +145,7 @@ enum delret delete_item(char *fbuf, uint16 mode, uint16 flags) | |
107 | } | |
108 | ||
109 | if (flags & DEL_NO_UID_WRITE) | |
110 | - do_chmod(fbuf, mode | S_IWUSR); | |
111 | + do_chmod(fbuf, mode | S_IWUSR, NO_FFLAGS); | |
112 | ||
113 | if (S_ISDIR(mode) && !(flags & DEL_DIR_IS_EMPTY)) { | |
114 | int save_uid_ndx = uid_ndx; | |
115 | @@ -148,6 +153,13 @@ enum delret delete_item(char *fbuf, uint16 mode, uint16 flags) | |
116 | * delete_dir_contents() always calls us w/DEL_DIR_IS_EMPTY. */ | |
117 | if (!uid_ndx) | |
118 | uid_ndx = ++file_extra_cnt; | |
119 | +#ifdef SUPPORT_FORCE_CHANGE | |
120 | + if (force_change) { | |
121 | + STRUCT_STAT st; | |
122 | + if (x_lstat(fbuf, &st, NULL) == 0) | |
123 | + make_mutable(fbuf, st.st_mode, st.st_flags, force_change); | |
124 | + } | |
125 | +#endif | |
126 | ignore_perishable = 1; | |
127 | /* If DEL_RECURSE is not set, this just reports emptiness. */ | |
128 | ret = delete_dir_contents(fbuf, flags); | |
cc3e685d | 129 | diff --git a/flist.c b/flist.c |
fc557362 | 130 | index 09b4fc5..e1d01be 100644 |
cc3e685d WD |
131 | --- a/flist.c |
132 | +++ b/flist.c | |
fc557362 | 133 | @@ -51,6 +51,7 @@ extern int preserve_links; |
790ba11a WD |
134 | extern int preserve_hard_links; |
135 | extern int preserve_devices; | |
31611b92 | 136 | extern int preserve_specials; |
f9df736a | 137 | +extern int preserve_fileflags; |
fc557362 | 138 | extern int missing_args; |
898a2112 WD |
139 | extern int uid_ndx; |
140 | extern int gid_ndx; | |
fc557362 | 141 | @@ -398,6 +399,9 @@ static void send_file_entry(int f, const char *fname, struct file_struct *file, |
7e27b6c0 | 142 | { |
31611b92 WD |
143 | static time_t modtime; |
144 | static mode_t mode; | |
f9df736a | 145 | +#ifdef SUPPORT_FILEFLAGS |
31611b92 WD |
146 | + static uint32 fileflags; |
147 | +#endif | |
6240d1e4 | 148 | #ifdef SUPPORT_HARD_LINKS |
31611b92 | 149 | static int64 dev; |
6240d1e4 | 150 | #endif |
fc557362 | 151 | @@ -441,6 +445,14 @@ static void send_file_entry(int f, const char *fname, struct file_struct *file, |
99650e0d | 152 | xflags |= XMIT_SAME_MODE; |
31611b92 WD |
153 | else |
154 | mode = file->mode; | |
f9df736a WD |
155 | +#ifdef SUPPORT_FILEFLAGS |
156 | + if (preserve_fileflags) { | |
a5e6228a WD |
157 | + if (F_FFLAGS(file) == fileflags) |
158 | + xflags |= XMIT_SAME_FLAGS; | |
159 | + else | |
160 | + fileflags = F_FFLAGS(file); | |
161 | + } | |
31611b92 | 162 | +#endif |
99650e0d | 163 | |
2ad6fab3 WD |
164 | if ((preserve_devices && IS_DEVICE(mode)) |
165 | || (preserve_specials && IS_SPECIAL(mode))) { | |
fc557362 | 166 | @@ -568,6 +580,10 @@ static void send_file_entry(int f, const char *fname, struct file_struct *file, |
82c2230a | 167 | } |
99650e0d | 168 | if (!(xflags & XMIT_SAME_MODE)) |
31611b92 | 169 | write_int(f, to_wire_mode(mode)); |
f9df736a WD |
170 | +#ifdef SUPPORT_FILEFLAGS |
171 | + if (preserve_fileflags && !(xflags & XMIT_SAME_FLAGS)) | |
31611b92 WD |
172 | + write_int(f, (int)fileflags); |
173 | +#endif | |
f9df736a | 174 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
caf38d8d WD |
175 | if (protocol_version < 30) |
176 | write_int(f, uid); | |
fc557362 | 177 | @@ -656,6 +672,9 @@ static struct file_struct *recv_file_entry(struct file_list *flist, |
31611b92 | 178 | { |
82c2230a | 179 | static int64 modtime; |
31611b92 | 180 | static mode_t mode; |
f9df736a | 181 | +#ifdef SUPPORT_FILEFLAGS |
8871c12a | 182 | + static uint32 fileflags; |
31611b92 | 183 | +#endif |
6240d1e4 | 184 | #ifdef SUPPORT_HARD_LINKS |
31611b92 | 185 | static int64 dev; |
6240d1e4 | 186 | #endif |
fc557362 | 187 | @@ -796,6 +815,10 @@ static struct file_struct *recv_file_entry(struct file_list *flist, |
a5e6228a | 188 | |
fc557362 | 189 | if (chmod_modes && !S_ISLNK(mode) && mode) |
31611b92 | 190 | mode = tweak_mode(mode, chmod_modes); |
f9df736a WD |
191 | +#ifdef SUPPORT_FILEFLAGS |
192 | + if (preserve_fileflags && !(xflags & XMIT_SAME_FLAGS)) | |
31611b92 WD |
193 | + fileflags = (uint32)read_int(f); |
194 | +#endif | |
195 | ||
f9df736a | 196 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
caf38d8d | 197 | if (protocol_version < 30) |
fc557362 | 198 | @@ -936,6 +959,10 @@ static struct file_struct *recv_file_entry(struct file_list *flist, |
1aa236e1 | 199 | } |
7f0bf1cb | 200 | #endif |
31611b92 | 201 | file->mode = mode; |
f9df736a WD |
202 | +#ifdef SUPPORT_FILEFLAGS |
203 | + if (preserve_fileflags) | |
70891d26 | 204 | + F_FFLAGS(file) = fileflags; |
31611b92 | 205 | +#endif |
f9df736a | 206 | if (preserve_uid) |
fc068916 | 207 | F_OWNER(file) = uid; |
f9df736a | 208 | if (preserve_gid) { |
fc557362 | 209 | @@ -1323,6 +1350,10 @@ struct file_struct *make_file(const char *fname, struct file_list *flist, |
1aa236e1 | 210 | } |
7f0bf1cb | 211 | #endif |
31611b92 | 212 | file->mode = st.st_mode; |
f9df736a | 213 | +#if defined SUPPORT_FILEFLAGS || defined SUPPORT_FORCE_CHANGE |
898a2112 | 214 | + if (fileflags_ndx) |
70891d26 | 215 | + F_FFLAGS(file) = st.st_flags; |
31611b92 | 216 | +#endif |
f9df736a | 217 | if (uid_ndx) /* Check uid_ndx instead of preserve_uid for del support */ |
fc068916 | 218 | F_OWNER(file) = st.st_uid; |
f9df736a | 219 | if (gid_ndx) /* Check gid_ndx instead of preserve_gid for del support */ |
fc557362 | 220 | @@ -1466,6 +1497,7 @@ static struct file_struct *send_file_name(int f, struct file_list *flist, |
7f0bf1cb WD |
221 | #endif |
222 | #ifdef SUPPORT_XATTRS | |
223 | if (preserve_xattrs) { | |
224 | + sx.st.st_mode = file->mode; | |
7f0bf1cb WD |
225 | if (get_xattr(fname, &sx) < 0) { |
226 | io_error |= IOERR_GENERAL; | |
fc557362 | 227 | return NULL; |
cc3e685d | 228 | diff --git a/generator.c b/generator.c |
fc557362 | 229 | index 12007a1..eee42e8 100644 |
cc3e685d WD |
230 | --- a/generator.c |
231 | +++ b/generator.c | |
c0c7984e | 232 | @@ -42,8 +42,10 @@ extern int preserve_devices; |
f9df736a WD |
233 | extern int preserve_specials; |
234 | extern int preserve_hard_links; | |
235 | extern int preserve_executability; | |
236 | +extern int preserve_fileflags; | |
237 | extern int preserve_perms; | |
238 | extern int preserve_times; | |
239 | +extern int force_change; | |
240 | extern int uid_ndx; | |
241 | extern int gid_ndx; | |
242 | extern int delete_mode; | |
fc557362 | 243 | @@ -406,6 +408,11 @@ int unchanged_attrs(const char *fname, struct file_struct *file, stat_x *sxp) |
c0c7984e | 244 | && ((sxp->st.st_mode & 0111 ? 1 : 0) ^ (file->mode & 0111 ? 1 : 0))) |
f9df736a | 245 | return 0; |
a5e6228a | 246 | |
f9df736a WD |
247 | +#ifdef SUPPORT_FILEFLAGS |
248 | + if (preserve_fileflags && !S_ISLNK(file->mode) && sxp->st.st_flags != F_FFLAGS(file)) | |
249 | + return 0; | |
250 | +#endif | |
a5e6228a | 251 | + |
c0c7984e | 252 | if (am_root && uid_ndx && sxp->st.st_uid != (uid_t)F_OWNER(file)) |
f9df736a | 253 | return 0; |
ee76479d | 254 | |
fc557362 | 255 | @@ -471,6 +478,11 @@ void itemize(const char *fnamecmp, struct file_struct *file, int ndx, int statre |
f9df736a WD |
256 | if (gid_ndx && !(file->flags & FLAG_SKIP_GROUP) |
257 | && sxp->st.st_gid != (gid_t)F_GROUP(file)) | |
258 | iflags |= ITEM_REPORT_GROUP; | |
259 | +#ifdef SUPPORT_FILEFLAGS | |
260 | + if (preserve_fileflags && !S_ISLNK(file->mode) | |
261 | + && sxp->st.st_flags != F_FFLAGS(file)) | |
262 | + iflags |= ITEM_REPORT_FFLAGS; | |
a5e6228a | 263 | +#endif |
f9df736a WD |
264 | #ifdef SUPPORT_ACLS |
265 | if (preserve_acls && !S_ISLNK(file->mode)) { | |
266 | if (!ACL_READY(*sxp)) | |
fc557362 | 267 | @@ -1258,6 +1270,10 @@ static void recv_generator(char *fname, struct file_struct *file, int ndx, |
f9df736a WD |
268 | file->mode = dest_mode(file->mode, sx.st.st_mode, |
269 | dflt_perms, statret == 0); | |
f90a882e | 270 | } |
f9df736a WD |
271 | +#ifdef SUPPORT_FORCE_CHANGE |
272 | + if (force_change && !preserve_fileflags) | |
273 | + F_FFLAGS(file) = sx.st.st_flags; | |
a5e6228a | 274 | +#endif |
f9df736a WD |
275 | if (statret != 0 && basis_dir[0] != NULL) { |
276 | int j = try_dests_non(file, fname, ndx, fnamecmpbuf, &sx, | |
277 | itemizing, code); | |
fc557362 | 278 | @@ -1298,10 +1314,15 @@ static void recv_generator(char *fname, struct file_struct *file, int ndx, |
f9df736a WD |
279 | /* We need to ensure that the dirs in the transfer have writable |
280 | * permissions during the time we are putting files within them. | |
281 | * This is then fixed after the transfer is done. */ | |
282 | +#ifdef SUPPORT_FORCE_CHANGE | |
283 | + if (force_change && F_FFLAGS(file) & force_change | |
284 | + && make_mutable(fname, file->mode, F_FFLAGS(file), force_change)) | |
285 | + need_retouch_dir_perms = 1; | |
286 | +#endif | |
287 | #ifdef HAVE_CHMOD | |
288 | if (!am_root && !(file->mode & S_IWUSR) && dir_tweaking) { | |
289 | mode_t mode = file->mode | S_IWUSR; | |
290 | - if (do_chmod(fname, mode) < 0) { | |
291 | + if (do_chmod(fname, mode, 0) < 0) { | |
292 | rsyserr(FERROR_XFER, errno, | |
293 | "failed to modify permissions on %s", | |
294 | full_fname(fname)); | |
fc557362 | 295 | @@ -1336,6 +1357,10 @@ static void recv_generator(char *fname, struct file_struct *file, int ndx, |
f9df736a WD |
296 | file->mode = dest_mode(file->mode, sx.st.st_mode, dflt_perms, |
297 | exists); | |
298 | } | |
299 | +#ifdef SUPPORT_FORCE_CHANGE | |
300 | + if (force_change && !preserve_fileflags) | |
301 | + F_FFLAGS(file) = sx.st.st_flags; | |
a5e6228a WD |
302 | +#endif |
303 | ||
f9df736a WD |
304 | #ifdef SUPPORT_HARD_LINKS |
305 | if (preserve_hard_links && F_HLINK_NOT_FIRST(file) | |
fc557362 | 306 | @@ -1870,13 +1895,17 @@ static void touch_up_dirs(struct file_list *flist, int ndx) |
f9df736a WD |
307 | continue; |
308 | fname = f_name(file, NULL); | |
309 | if (!(file->mode & S_IWUSR)) | |
310 | - do_chmod(fname, file->mode); | |
311 | + do_chmod(fname, file->mode, 0); | |
c0c7984e WD |
312 | if (need_retouch_dir_times) { |
313 | STRUCT_STAT st; | |
314 | if (link_stat(fname, &st, 0) == 0 | |
315 | && cmp_time(st.st_mtime, file->modtime) != 0) | |
316 | - set_modtime(fname, file->modtime, file->mode); | |
317 | + set_modtime(fname, file->modtime, file->mode, 0); | |
318 | } | |
f9df736a WD |
319 | +#ifdef SUPPORT_FORCE_CHANGE |
320 | + if (force_change && F_FFLAGS(file) & force_change) | |
321 | + undo_make_mutable(fname, F_FFLAGS(file)); | |
322 | +#endif | |
e2e42a01 WD |
323 | if (counter >= loopchk_limit) { |
324 | if (allowed_lull) | |
325 | maybe_send_keepalive(); | |
f9df736a | 326 | diff --git a/log.c b/log.c |
fc557362 | 327 | index a687375..83948b1 100644 |
f9df736a WD |
328 | --- a/log.c |
329 | +++ b/log.c | |
fc557362 | 330 | @@ -715,7 +715,7 @@ static void log_formatted(enum logcode code, const char *format, const char *op, |
f9df736a WD |
331 | c[5] = !(iflags & ITEM_REPORT_PERMS) ? '.' : 'p'; |
332 | c[6] = !(iflags & ITEM_REPORT_OWNER) ? '.' : 'o'; | |
333 | c[7] = !(iflags & ITEM_REPORT_GROUP) ? '.' : 'g'; | |
334 | - c[8] = !(iflags & ITEM_REPORT_ATIME) ? '.' : 'u'; | |
335 | + c[8] = !(iflags & ITEM_REPORT_FFLAGS) ? '.' : 'f'; | |
336 | c[9] = !(iflags & ITEM_REPORT_ACL) ? '.' : 'a'; | |
337 | c[10] = !(iflags & ITEM_REPORT_XATTR) ? '.' : 'x'; | |
338 | c[11] = '\0'; | |
cc3e685d | 339 | diff --git a/options.c b/options.c |
fc557362 | 340 | index e7c6c61..ae3d2d0 100644 |
cc3e685d WD |
341 | --- a/options.c |
342 | +++ b/options.c | |
c0c7984e | 343 | @@ -53,6 +53,7 @@ int preserve_hard_links = 0; |
ffc18846 | 344 | int preserve_acls = 0; |
5795bf59 | 345 | int preserve_xattrs = 0; |
31611b92 | 346 | int preserve_perms = 0; |
5e3c6c93 | 347 | +int preserve_fileflags = 0; |
31611b92 WD |
348 | int preserve_executability = 0; |
349 | int preserve_devices = 0; | |
350 | int preserve_specials = 0; | |
fc557362 WD |
351 | @@ -86,6 +87,7 @@ int numeric_ids = 0; |
352 | int msgs2stderr = 0; | |
f9df736a WD |
353 | int allow_8bit_chars = 0; |
354 | int force_delete = 0; | |
355 | +int force_change = 0; | |
356 | int io_timeout = 0; | |
f9df736a | 357 | int prune_empty_dirs = 0; |
fc557362 WD |
358 | int use_qsort = 0; |
359 | @@ -566,6 +568,7 @@ static void print_rsync_version(enum logcode f) | |
31611b92 | 360 | char const *links = "no "; |
58b399b9 | 361 | char const *iconv = "no "; |
31611b92 | 362 | char const *ipv6 = "no "; |
8871c12a | 363 | + char const *fileflags = "no "; |
31611b92 WD |
364 | STRUCT_STAT *dumstat; |
365 | ||
ac2da598 | 366 | #if SUBPROTOCOL_VERSION != 0 |
fc557362 | 367 | @@ -599,6 +602,9 @@ static void print_rsync_version(enum logcode f) |
85096e5e WD |
368 | #if defined HAVE_LUTIMES && defined HAVE_UTIMES |
369 | symtimes = ""; | |
31611b92 | 370 | #endif |
f9df736a | 371 | +#ifdef SUPPORT_FILEFLAGS |
5e3c6c93 | 372 | + fileflags = ""; |
31611b92 | 373 | +#endif |
ac2da598 WD |
374 | |
375 | rprintf(f, "%s version %s protocol version %d%s\n", | |
376 | RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION, subprotocol); | |
fc557362 | 377 | @@ -612,8 +618,8 @@ static void print_rsync_version(enum logcode f) |
5e3c6c93 WD |
378 | (int)(sizeof (int64) * 8)); |
379 | rprintf(f, " %ssocketpairs, %shardlinks, %ssymlinks, %sIPv6, batchfiles, %sinplace,\n", | |
380 | got_socketpair, hardlinks, links, ipv6, have_inplace); | |
85096e5e WD |
381 | - rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv, %ssymtimes\n", |
382 | - have_inplace, acls, xattrs, iconv, symtimes); | |
383 | + rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv, %ssymtimes, %sfile-flags\n", | |
384 | + have_inplace, acls, xattrs, iconv, symtimes, fileflags); | |
5e3c6c93 | 385 | |
31611b92 | 386 | #ifdef MAINTAINER_MODE |
5e3c6c93 | 387 | rprintf(f, "Panic Action: \"%s\"\n", get_panic_action()); |
fc557362 | 388 | @@ -683,6 +689,9 @@ void usage(enum logcode F) |
31611b92 WD |
389 | rprintf(F," -K, --keep-dirlinks treat symlinked dir on receiver as dir\n"); |
390 | rprintf(F," -H, --hard-links preserve hard links\n"); | |
391 | rprintf(F," -p, --perms preserve permissions\n"); | |
f9df736a WD |
392 | +#ifdef SUPPORT_FILEFLAGS |
393 | + rprintf(F," --fileflags preserve file-flags (aka chflags)\n"); | |
394 | +#endif | |
31611b92 | 395 | rprintf(F," -E, --executability preserve the file's executability\n"); |
063cf77b | 396 | rprintf(F," --chmod=CHMOD affect file and/or directory permissions\n"); |
ffc18846 | 397 | #ifdef SUPPORT_ACLS |
fc557362 WD |
398 | @@ -722,7 +731,12 @@ void usage(enum logcode F) |
399 | rprintf(F," --ignore-missing-args ignore missing source args without error\n"); | |
400 | rprintf(F," --delete-missing-args delete missing source args from destination\n"); | |
f9df736a WD |
401 | rprintf(F," --ignore-errors delete even if there are I/O errors\n"); |
402 | - rprintf(F," --force force deletion of directories even if not empty\n"); | |
403 | + rprintf(F," --force-delete force deletion of directories even if not empty\n"); | |
404 | +#ifdef SUPPORT_FORCE_CHANGE | |
405 | + rprintf(F," --force-change affect user-/system-immutable files/dirs\n"); | |
406 | + rprintf(F," --force-uchange affect user-immutable files/dirs\n"); | |
407 | + rprintf(F," --force-schange affect system-immutable files/dirs\n"); | |
408 | +#endif | |
409 | rprintf(F," --max-delete=NUM don't delete more than NUM files\n"); | |
410 | rprintf(F," --max-size=SIZE don't transfer any file larger than SIZE\n"); | |
411 | rprintf(F," --min-size=SIZE don't transfer any file smaller than SIZE\n"); | |
fc557362 | 412 | @@ -835,6 +849,10 @@ static struct poptOption long_options[] = { |
31611b92 WD |
413 | {"perms", 'p', POPT_ARG_VAL, &preserve_perms, 1, 0, 0 }, |
414 | {"no-perms", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 }, | |
415 | {"no-p", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 }, | |
f9df736a | 416 | +#ifdef SUPPORT_FILEFLAGS |
5e3c6c93 WD |
417 | + {"fileflags", 0, POPT_ARG_VAL, &preserve_fileflags, 1, 0, 0 }, |
418 | + {"no-fileflags", 0, POPT_ARG_VAL, &preserve_fileflags, 0, 0, 0 }, | |
f9df736a | 419 | +#endif |
31611b92 | 420 | {"executability", 'E', POPT_ARG_NONE, &preserve_executability, 0, 0, 0 }, |
ffc18846 WD |
421 | {"acls", 'A', POPT_ARG_NONE, 0, 'A', 0, 0 }, |
422 | {"no-acls", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 }, | |
fc557362 | 423 | @@ -917,6 +935,14 @@ static struct poptOption long_options[] = { |
f9df736a | 424 | {"remove-source-files",0,POPT_ARG_VAL, &remove_source_files, 1, 0, 0 }, |
c0c7984e WD |
425 | {"force", 0, POPT_ARG_VAL, &force_delete, 1, 0, 0 }, |
426 | {"no-force", 0, POPT_ARG_VAL, &force_delete, 0, 0, 0 }, | |
427 | + {"force-delete", 0, POPT_ARG_VAL, &force_delete, 1, 0, 0 }, | |
428 | + {"no-force-delete", 0, POPT_ARG_VAL, &force_delete, 0, 0, 0 }, | |
f9df736a WD |
429 | +#ifdef SUPPORT_FORCE_CHANGE |
430 | + {"force-change", 0, POPT_ARG_VAL, &force_change, ALL_IMMUTABLE, 0, 0 }, | |
431 | + {"no-force-change", 0, POPT_ARG_VAL, &force_change, 0, 0, 0 }, | |
432 | + {"force-uchange", 0, POPT_ARG_VAL, &force_change, USR_IMMUTABLE, 0, 0 }, | |
433 | + {"force-schange", 0, POPT_ARG_VAL, &force_change, SYS_IMMUTABLE, 0, 0 }, | |
31611b92 | 434 | +#endif |
c0c7984e WD |
435 | {"ignore-errors", 0, POPT_ARG_VAL, &ignore_errors, 1, 0, 0 }, |
436 | {"no-ignore-errors", 0, POPT_ARG_VAL, &ignore_errors, 0, 0, 0 }, | |
f9df736a | 437 | {"max-delete", 0, POPT_ARG_INT, &max_delete, 0, 0, 0 }, |
fc557362 | 438 | @@ -2383,6 +2409,9 @@ void server_options(char **args, int *argc_p) |
31611b92 WD |
439 | if (xfer_dirs && !recurse && delete_mode && am_sender) |
440 | args[ac++] = "--no-r"; | |
441 | ||
5e3c6c93 | 442 | + if (preserve_fileflags) |
a5e6228a | 443 | + args[ac++] = "--fileflags"; |
31611b92 WD |
444 | + |
445 | if (do_compression && def_compress_level != Z_DEFAULT_COMPRESSION) { | |
446 | if (asprintf(&arg, "--compress-level=%d", def_compress_level) < 0) | |
447 | goto oom; | |
fc557362 | 448 | @@ -2470,6 +2499,16 @@ void server_options(char **args, int *argc_p) |
f9df736a WD |
449 | args[ac++] = "--delete-excluded"; |
450 | if (force_delete) | |
451 | args[ac++] = "--force"; | |
452 | +#ifdef SUPPORT_FORCE_CHANGE | |
453 | + if (force_change) { | |
454 | + if (force_change == ALL_IMMUTABLE) | |
455 | + args[ac++] = "--force-change"; | |
456 | + else if (force_change == USR_IMMUTABLE) | |
457 | + args[ac++] = "--force-uchange"; | |
458 | + else if (force_change == SYS_IMMUTABLE) | |
459 | + args[ac++] = "--force-schange"; | |
460 | + } | |
461 | +#endif | |
462 | if (write_batch < 0) | |
463 | args[ac++] = "--only-write-batch=X"; | |
464 | if (am_root > 1) | |
cc3e685d | 465 | diff --git a/rsync.c b/rsync.c |
fc557362 | 466 | index 2c026a2..3188535 100644 |
cc3e685d WD |
467 | --- a/rsync.c |
468 | +++ b/rsync.c | |
fc557362 | 469 | @@ -31,6 +31,7 @@ extern int dry_run; |
ffc18846 | 470 | extern int preserve_acls; |
5795bf59 | 471 | extern int preserve_xattrs; |
31611b92 | 472 | extern int preserve_perms; |
5e3c6c93 | 473 | +extern int preserve_fileflags; |
31611b92 WD |
474 | extern int preserve_executability; |
475 | extern int preserve_times; | |
9c25eef5 | 476 | extern int am_root; |
fc557362 | 477 | @@ -378,6 +379,39 @@ mode_t dest_mode(mode_t flist_mode, mode_t stat_mode, int dflt_perms, |
f90a882e WD |
478 | return new_mode; |
479 | } | |
480 | ||
f9df736a | 481 | +#if defined SUPPORT_FILEFLAGS || defined SUPPORT_FORCE_CHANGE |
f90a882e WD |
482 | +/* Set a file's st_flags. */ |
483 | +static int set_fileflags(const char *fname, uint32 fileflags) | |
484 | +{ | |
485 | + if (do_chflags(fname, fileflags) != 0) { | |
cc3e685d | 486 | + rsyserr(FERROR_XFER, errno, |
f90a882e WD |
487 | + "failed to set file flags on %s", |
488 | + full_fname(fname)); | |
489 | + return 0; | |
490 | + } | |
491 | + | |
492 | + return 1; | |
493 | +} | |
494 | + | |
495 | +/* Remove immutable flags from an object, so it can be altered/removed. */ | |
f9df736a | 496 | +int make_mutable(const char *fname, mode_t mode, uint32 fileflags, uint32 iflags) |
f90a882e | 497 | +{ |
f9df736a WD |
498 | + if (S_ISLNK(mode) || !(fileflags & iflags)) |
499 | + return 0; | |
500 | + if (!set_fileflags(fname, fileflags & ~iflags)) | |
501 | + return -1; | |
502 | + return 1; | |
f90a882e WD |
503 | +} |
504 | + | |
f9df736a WD |
505 | +/* Undo a prior make_mutable() call that returned a 1. */ |
506 | +int undo_make_mutable(const char *fname, uint32 fileflags) | |
f90a882e | 507 | +{ |
f9df736a WD |
508 | + if (!set_fileflags(fname, fileflags)) |
509 | + return -1; | |
510 | + return 1; | |
f90a882e WD |
511 | +} |
512 | +#endif | |
513 | + | |
52e09c4e | 514 | int set_file_attrs(const char *fname, struct file_struct *file, stat_x *sxp, |
5795bf59 | 515 | const char *fnamecmp, int flags) |
f90a882e | 516 | { |
fc557362 | 517 | @@ -426,7 +460,7 @@ int set_file_attrs(const char *fname, struct file_struct *file, stat_x *sxp, |
f9df736a WD |
518 | flags |= ATTRS_SKIP_MTIME; |
519 | if (!(flags & ATTRS_SKIP_MTIME) | |
520 | && cmp_time(sxp->st.st_mtime, file->modtime) != 0) { | |
521 | - int ret = set_modtime(fname, file->modtime, sxp->st.st_mode); | |
522 | + int ret = set_modtime(fname, file->modtime, sxp->st.st_mode, ST_FLAGS(sxp->st)); | |
523 | if (ret < 0) { | |
524 | rsyserr(FERROR_XFER, errno, "failed to set times on %s", | |
525 | full_fname(fname)); | |
fc557362 | 526 | @@ -462,7 +496,8 @@ int set_file_attrs(const char *fname, struct file_struct *file, stat_x *sxp, |
f9df736a WD |
527 | if (am_root >= 0) { |
528 | if (do_lchown(fname, | |
529 | change_uid ? (uid_t)F_OWNER(file) : sxp->st.st_uid, | |
530 | - change_gid ? (gid_t)F_GROUP(file) : sxp->st.st_gid) != 0) { | |
531 | + change_gid ? (gid_t)F_GROUP(file) : sxp->st.st_gid, | |
532 | + sxp->st.st_mode, ST_FLAGS(sxp->st)) != 0) { | |
533 | /* We shouldn't have attempted to change uid | |
534 | * or gid unless have the privilege. */ | |
535 | rsyserr(FERROR_XFER, errno, "%s %s failed", | |
fc557362 | 536 | @@ -494,7 +529,7 @@ int set_file_attrs(const char *fname, struct file_struct *file, stat_x *sxp, |
f9df736a WD |
537 | |
538 | #ifdef HAVE_CHMOD | |
539 | if (!BITS_EQUAL(sxp->st.st_mode, new_mode, CHMOD_BITS)) { | |
540 | - int ret = am_root < 0 ? 0 : do_chmod(fname, new_mode); | |
541 | + int ret = am_root < 0 ? 0 : do_chmod(fname, new_mode, ST_FLAGS(sxp->st)); | |
542 | if (ret < 0) { | |
543 | rsyserr(FERROR_XFER, errno, | |
544 | "failed to set permissions on %s", | |
fc557362 | 545 | @@ -506,6 +541,19 @@ int set_file_attrs(const char *fname, struct file_struct *file, stat_x *sxp, |
31611b92 WD |
546 | } |
547 | #endif | |
548 | ||
f9df736a | 549 | +#ifdef SUPPORT_FILEFLAGS |
7d006b5b WD |
550 | + if (preserve_fileflags && !S_ISLNK(sxp->st.st_mode) |
551 | + && sxp->st.st_flags != F_FFLAGS(file)) { | |
f9df736a WD |
552 | + uint32 fileflags = F_FFLAGS(file); |
553 | + if (flags & ATTRS_DELAY_IMMUTABLE) | |
554 | + fileflags &= ~ALL_IMMUTABLE; | |
555 | + if (sxp->st.st_flags != fileflags | |
556 | + && !set_fileflags(fname, fileflags)) | |
85096e5e | 557 | + goto cleanup; |
31611b92 WD |
558 | + updated = 1; |
559 | + } | |
560 | +#endif | |
561 | + | |
fc557362 | 562 | if (INFO_GTE(NAME, 2) && flags & ATTRS_REPORT) { |
ff318e90 WD |
563 | if (updated) |
564 | rprintf(FCLIENT, "%s\n", fname); | |
fc557362 | 565 | @@ -570,7 +618,8 @@ int finish_transfer(const char *fname, const char *fnametmp, |
f9df736a WD |
566 | |
567 | /* Change permissions before putting the file into place. */ | |
5795bf59 | 568 | set_file_attrs(fnametmp, file, NULL, fnamecmp, |
f9df736a WD |
569 | - ok_to_set_time ? 0 : ATTRS_SKIP_MTIME); |
570 | + ATTRS_DELAY_IMMUTABLE | |
571 | + | (ok_to_set_time ? 0 : ATTRS_SKIP_MTIME)); | |
31611b92 | 572 | |
f90a882e | 573 | /* move tmp file over real file */ |
fc557362 WD |
574 | if (DEBUG_GTE(RECV, 1)) |
575 | @@ -589,6 +638,10 @@ int finish_transfer(const char *fname, const char *fnametmp, | |
f90a882e WD |
576 | } |
577 | if (ret == 0) { | |
578 | /* The file was moved into place (not copied), so it's done. */ | |
f9df736a WD |
579 | +#ifdef SUPPORT_FILEFLAGS |
580 | + if (preserve_fileflags && F_FFLAGS(file) & ALL_IMMUTABLE) | |
581 | + set_fileflags(fname, F_FFLAGS(file)); | |
31611b92 | 582 | +#endif |
4c15e800 | 583 | return 1; |
f90a882e WD |
584 | } |
585 | /* The file was copied, so tweak the perms of the copied file. If it | |
cc3e685d | 586 | diff --git a/rsync.h b/rsync.h |
fc557362 | 587 | index be7cf8a..16820fd 100644 |
cc3e685d WD |
588 | --- a/rsync.h |
589 | +++ b/rsync.h | |
fc557362 | 590 | @@ -61,6 +61,7 @@ |
9c25eef5 WD |
591 | #define XMIT_GROUP_NAME_FOLLOWS (1<<11) /* protocols 30 - now */ |
592 | #define XMIT_HLINK_FIRST (1<<12) /* protocols 30 - now (HLINKED files only) */ | |
fc557362 | 593 | #define XMIT_IO_ERROR_ENDLIST (1<<12) /* protocols 31 - now (w/XMIT_EXTENDED_FLAGS) */ |
9c25eef5 | 594 | +#define XMIT_SAME_FLAGS (1<<14) /* protocols ?? - now */ |
31611b92 WD |
595 | |
596 | /* These flags are used in the live flist data. */ | |
597 | ||
fc557362 | 598 | @@ -155,6 +156,7 @@ |
f9df736a WD |
599 | |
600 | #define ATTRS_REPORT (1<<0) | |
601 | #define ATTRS_SKIP_MTIME (1<<1) | |
602 | +#define ATTRS_DELAY_IMMUTABLE (1<<2) | |
603 | ||
604 | #define FULL_FLUSH 1 | |
605 | #define NORMAL_FLUSH 0 | |
fc557362 | 606 | @@ -181,6 +183,7 @@ |
f9df736a WD |
607 | #define ITEM_REPORT_GROUP (1<<6) |
608 | #define ITEM_REPORT_ACL (1<<7) | |
609 | #define ITEM_REPORT_XATTR (1<<8) | |
610 | +#define ITEM_REPORT_FFLAGS (1<<9) | |
611 | #define ITEM_BASIS_TYPE_FOLLOWS (1<<11) | |
612 | #define ITEM_XNAME_FOLLOWS (1<<12) | |
613 | #define ITEM_IS_NEW (1<<13) | |
fc557362 | 614 | @@ -482,6 +485,28 @@ typedef unsigned int size_t; |
7e27b6c0 | 615 | #endif |
6e6f514c WD |
616 | #endif |
617 | ||
f9df736a WD |
618 | +#define NO_FFLAGS ((uint32)-1) |
619 | + | |
6e6f514c | 620 | +#ifdef HAVE_CHFLAGS |
f9df736a WD |
621 | +#define SUPPORT_FILEFLAGS 1 |
622 | +#define SUPPORT_FORCE_CHANGE 1 | |
6e6f514c | 623 | +#endif |
a5e6228a | 624 | + |
f9df736a | 625 | +#if defined SUPPORT_FILEFLAGS || defined SUPPORT_FORCE_CHANGE |
a5e6228a WD |
626 | +#ifndef UF_NOUNLINK |
627 | +#define UF_NOUNLINK 0 | |
628 | +#endif | |
629 | +#ifndef SF_NOUNLINK | |
630 | +#define SF_NOUNLINK 0 | |
631 | +#endif | |
c0c7984e WD |
632 | +#define USR_IMMUTABLE (UF_IMMUTABLE|UF_NOUNLINK|UF_APPEND) |
633 | +#define SYS_IMMUTABLE (SF_IMMUTABLE|SF_NOUNLINK|SF_APPEND) | |
f9df736a WD |
634 | +#define ALL_IMMUTABLE (USR_IMMUTABLE|SYS_IMMUTABLE) |
635 | +#define ST_FLAGS(st) (st.st_flags) | |
636 | +#else | |
637 | +#define ST_FLAGS(st) NO_FFLAGS | |
a5e6228a | 638 | +#endif |
6e6f514c WD |
639 | + |
640 | /* Find a variable that is either exactly 32-bits or longer. | |
641 | * If some code depends on 32-bit truncation, it will need to | |
642 | * take special action in a "#if SIZEOF_INT32 > 4" section. */ | |
fc557362 | 643 | @@ -652,6 +677,7 @@ extern int file_extra_cnt; |
9c25eef5 | 644 | extern int inc_recurse; |
898a2112 WD |
645 | extern int uid_ndx; |
646 | extern int gid_ndx; | |
647 | +extern int fileflags_ndx; | |
648 | extern int acls_ndx; | |
649 | extern int xattrs_ndx; | |
fdf967c7 | 650 | |
fc557362 | 651 | @@ -689,6 +715,11 @@ extern int xattrs_ndx; |
1aa236e1 | 652 | /* When the associated option is on, all entries will have these present: */ |
898a2112 WD |
653 | #define F_OWNER(f) REQ_EXTRA(f, uid_ndx)->unum |
654 | #define F_GROUP(f) REQ_EXTRA(f, gid_ndx)->unum | |
f9df736a | 655 | +#if defined SUPPORT_FILEFLAGS || defined SUPPORT_FORCE_CHANGE |
898a2112 | 656 | +#define F_FFLAGS(f) REQ_EXTRA(f, fileflags_ndx)->unum |
f9df736a WD |
657 | +#else |
658 | +#define F_FFLAGS(f) NO_FFLAGS | |
659 | +#endif | |
898a2112 WD |
660 | #define F_ACL(f) REQ_EXTRA(f, acls_ndx)->num |
661 | #define F_XATTR(f) REQ_EXTRA(f, xattrs_ndx)->num | |
d4dd2dd5 | 662 | #define F_NDX(f) REQ_EXTRA(f, unsort_ndx)->num |
cc3e685d | 663 | diff --git a/rsync.yo b/rsync.yo |
fc557362 | 664 | index 941f7a5..7b41d5f 100644 |
cc3e685d WD |
665 | --- a/rsync.yo |
666 | +++ b/rsync.yo | |
fc557362 | 667 | @@ -345,6 +345,7 @@ to the detailed description below for a complete description. verb( |
1ed0b5c9 WD |
668 | -K, --keep-dirlinks treat symlinked dir on receiver as dir |
669 | -H, --hard-links preserve hard links | |
31611b92 | 670 | -p, --perms preserve permissions |
f9df736a | 671 | + --fileflags preserve file-flags (aka chflags) |
1ed0b5c9 | 672 | -E, --executability preserve executability |
063cf77b | 673 | --chmod=CHMOD affect file and/or directory permissions |
ffc18846 | 674 | -A, --acls preserve ACLs (implies -p) |
fc557362 WD |
675 | @@ -378,7 +379,10 @@ to the detailed description below for a complete description. verb( |
676 | --ignore-missing-args ignore missing source args without error | |
677 | --delete-missing-args delete missing source args from destination | |
f9df736a WD |
678 | --ignore-errors delete even if there are I/O errors |
679 | - --force force deletion of dirs even if not empty | |
680 | + --force-delete force deletion of dirs even if not empty | |
681 | + --force-change affect user/system immutable files/dirs | |
682 | + --force-uchange affect user-immutable files/dirs | |
683 | + --force-schange affect system-immutable files/dirs | |
684 | --max-delete=NUM don't delete more than NUM files | |
685 | --max-size=SIZE don't transfer any file larger than SIZE | |
686 | --min-size=SIZE don't transfer any file smaller than SIZE | |
fc557362 | 687 | @@ -592,7 +596,8 @@ specified, in which case bf(-r) is not implied. |
31611b92 WD |
688 | |
689 | Note that bf(-a) bf(does not preserve hardlinks), because | |
690 | finding multiply-linked files is expensive. You must separately | |
691 | -specify bf(-H). | |
a5e6228a WD |
692 | +specify bf(-H). Note also that for backward compatibility, bf(-a) |
693 | +currently does bf(not) imply the bf(--fileflags) option. | |
31611b92 WD |
694 | |
695 | dit(--no-OPTION) You may turn off one or more implied options by prefixing | |
696 | the option name with "no-". Not all options may be prefixed with a "no-": | |
fc557362 | 697 | @@ -869,7 +874,7 @@ they would be using bf(--copy-links). |
f9df736a WD |
698 | Without this option, if the sending side has replaced a directory with a |
699 | symlink to a directory, the receiving side will delete anything that is in | |
700 | the way of the new symlink, including a directory hierarchy (as long as | |
701 | -bf(--force) or bf(--delete) is in effect). | |
702 | +bf(--force-delete) or bf(--delete) is in effect). | |
703 | ||
704 | See also bf(--keep-dirlinks) for an analogous option for the receiving | |
705 | side. | |
fc557362 | 706 | @@ -1006,6 +1011,29 @@ super-user copies all namespaces except system.*. A normal user only copies |
c8a8b4a7 WD |
707 | the user.* namespace. To be able to backup and restore non-user namespaces as |
708 | a normal user, see the bf(--fake-super) option. | |
31611b92 | 709 | |
f9df736a WD |
710 | +dit(bf(--fileflags)) This option causes rsync to update the file-flags to be |
711 | +the same as the source files and directories (if your OS supports the | |
712 | +bf(chflags)(2) system call). Some flags can only be altered by the super-user | |
713 | +and some might only be unset below a certain secure-level (usually single-user | |
714 | +mode). It will not make files alterable that are set to immutable on the | |
715 | +receiver. To do that, see bf(--force-change), bf(--force-uchange), and | |
716 | +bf(--force-schange). | |
717 | + | |
718 | +dit(bf(--force-change)) This option causes rsync to disable both user-immutable | |
719 | +and system-immutable flags on files and directories that are being updated or | |
720 | +deleted on the receiving side. This option overrides bf(--force-uchange) and | |
721 | +bf(--force-schange). | |
722 | + | |
723 | +dit(bf(--force-uchange)) This option causes rsync to disable user-immutable | |
724 | +flags on files and directories that are being updated or deleted on the | |
725 | +receiving side. It does not try to affect system flags. This option overrides | |
726 | +bf(--force-change) and bf(--force-schange). | |
727 | + | |
728 | +dit(bf(--force-schange)) This option causes rsync to disable system-immutable | |
729 | +flags on files and directories that are being updated or deleted on the | |
730 | +receiving side. It does not try to affect user flags. This option overrides | |
731 | +bf(--force-change) and bf(--force-schange). | |
31611b92 WD |
732 | + |
733 | dit(bf(--chmod)) This option tells rsync to apply one or more | |
734 | comma-separated "chmod" strings to the permission of the files in the | |
735 | transfer. The resulting value is treated as though it was the permissions | |
fc557362 | 736 | @@ -1285,12 +1313,13 @@ display as a "*missing" entry in the bf(--list-only) output. |
f9df736a WD |
737 | dit(bf(--ignore-errors)) Tells bf(--delete) to go ahead and delete files |
738 | even when there are I/O errors. | |
739 | ||
740 | -dit(bf(--force)) This option tells rsync to delete a non-empty directory | |
741 | +dit(bf(--force-delete)) This option tells rsync to delete a non-empty directory | |
742 | when it is to be replaced by a non-directory. This is only relevant if | |
743 | deletions are not active (see bf(--delete) for details). | |
744 | ||
745 | -Note for older rsync versions: bf(--force) used to still be required when | |
746 | -using bf(--delete-after), and it used to be non-functional unless the | |
747 | +This option can be abbreviated bf(--force) for backward compatibility. | |
748 | +Note that some older rsync versions used to still require bf(--force) | |
749 | +when using bf(--delete-after), and it used to be non-functional unless the | |
750 | bf(--recursive) option was also enabled. | |
751 | ||
752 | dit(bf(--max-delete=NUM)) This tells rsync not to delete more than NUM | |
fc557362 | 753 | @@ -1832,7 +1861,7 @@ with older versions of rsync, but that also turns on the output of other |
f9df736a WD |
754 | verbose messages). |
755 | ||
756 | The "%i" escape has a cryptic output that is 11 letters long. The general | |
757 | -format is like the string bf(YXcstpoguax), where bf(Y) is replaced by the | |
758 | +format is like the string bf(YXcstpogfax), where bf(Y) is replaced by the | |
759 | type of update being done, bf(X) is replaced by the file-type, and the | |
760 | other letters represent attributes that may be output if they are being | |
761 | modified. | |
fc557362 | 762 | @@ -1888,7 +1917,7 @@ quote(itemization( |
f9df736a WD |
763 | sender's value (requires bf(--owner) and super-user privileges). |
764 | it() A bf(g) means the group is different and is being updated to the | |
765 | sender's value (requires bf(--group) and the authority to set the group). | |
766 | - it() The bf(u) slot is reserved for future use. | |
767 | + it() The bf(f) means that the fileflags information changed. | |
768 | it() The bf(a) means that the ACL information changed. | |
769 | it() The bf(x) means that the extended attribute information changed. | |
770 | )) | |
cc3e685d | 771 | diff --git a/syscall.c b/syscall.c |
fc557362 | 772 | index cfabc3e..45604b1 100644 |
cc3e685d WD |
773 | --- a/syscall.c |
774 | +++ b/syscall.c | |
f9df736a WD |
775 | @@ -33,6 +33,7 @@ extern int dry_run; |
776 | extern int am_root; | |
777 | extern int read_only; | |
778 | extern int list_only; | |
779 | +extern int force_change; | |
780 | extern int preserve_perms; | |
781 | extern int preserve_executability; | |
782 | ||
783 | @@ -50,7 +51,23 @@ int do_unlink(const char *fname) | |
784 | { | |
785 | if (dry_run) return 0; | |
786 | RETURN_ERROR_IF_RO_OR_LO; | |
787 | - return unlink(fname); | |
788 | + if (unlink(fname) == 0) | |
789 | + return 0; | |
790 | +#ifdef SUPPORT_FORCE_CHANGE | |
791 | + if (force_change && errno == EPERM) { | |
792 | + STRUCT_STAT st; | |
793 | + | |
794 | + if (x_lstat(fname, &st, NULL) == 0 | |
795 | + && make_mutable(fname, st.st_mode, st.st_flags, force_change) > 0) { | |
796 | + if (unlink(fname) == 0) | |
797 | + return 0; | |
798 | + undo_make_mutable(fname, st.st_flags); | |
799 | + } | |
800 | + /* TODO: handle immutable directories */ | |
801 | + errno = EPERM; | |
802 | + } | |
803 | +#endif | |
804 | + return -1; | |
805 | } | |
806 | ||
807 | int do_symlink(const char *fname1, const char *fname2) | |
808 | @@ -69,14 +86,37 @@ int do_link(const char *fname1, const char *fname2) | |
809 | } | |
810 | #endif | |
811 | ||
812 | -int do_lchown(const char *path, uid_t owner, gid_t group) | |
813 | +int do_lchown(const char *path, uid_t owner, gid_t group, mode_t mode, uint32 fileflags) | |
814 | { | |
815 | if (dry_run) return 0; | |
816 | RETURN_ERROR_IF_RO_OR_LO; | |
817 | #ifndef HAVE_LCHOWN | |
818 | #define lchown chown | |
819 | #endif | |
820 | - return lchown(path, owner, group); | |
821 | + if (lchown(path, owner, group) == 0) | |
822 | + return 0; | |
823 | +#ifdef SUPPORT_FORCE_CHANGE | |
824 | + if (force_change && errno == EPERM) { | |
825 | + if (fileflags == NO_FFLAGS) { | |
826 | + STRUCT_STAT st; | |
827 | + if (x_lstat(path, &st, NULL) == 0) { | |
828 | + mode = st.st_mode; | |
829 | + fileflags = st.st_flags; | |
830 | + } | |
831 | + } | |
832 | + if (fileflags != NO_FFLAGS | |
833 | + && make_mutable(path, mode, fileflags, force_change) > 0) { | |
834 | + int ret = lchown(path, owner, group); | |
835 | + undo_make_mutable(path, fileflags); | |
836 | + if (ret == 0) | |
837 | + return 0; | |
838 | + } | |
839 | + errno = EPERM; | |
840 | + } | |
841 | +#else | |
842 | + mode = fileflags = 0; /* avoid compiler warning */ | |
843 | +#endif | |
844 | + return -1; | |
31611b92 | 845 | } |
f9df736a WD |
846 | |
847 | int do_mknod(const char *pathname, mode_t mode, dev_t dev) | |
848 | @@ -116,7 +156,7 @@ int do_mknod(const char *pathname, mode_t mode, dev_t dev) | |
849 | return -1; | |
850 | close(sock); | |
851 | #ifdef HAVE_CHMOD | |
852 | - return do_chmod(pathname, mode); | |
853 | + return do_chmod(pathname, mode, 0); | |
854 | #else | |
855 | return 0; | |
31611b92 | 856 | #endif |
f9df736a WD |
857 | @@ -133,7 +173,22 @@ int do_rmdir(const char *pathname) |
858 | { | |
859 | if (dry_run) return 0; | |
860 | RETURN_ERROR_IF_RO_OR_LO; | |
861 | - return rmdir(pathname); | |
862 | + if (rmdir(pathname) == 0) | |
863 | + return 0; | |
864 | +#ifdef SUPPORT_FORCE_CHANGE | |
865 | + if (force_change && errno == EPERM) { | |
866 | + STRUCT_STAT st; | |
867 | + | |
868 | + if (x_lstat(pathname, &st, NULL) == 0 | |
869 | + && make_mutable(pathname, st.st_mode, st.st_flags, force_change) > 0) { | |
870 | + if (rmdir(pathname) == 0) | |
871 | + return 0; | |
872 | + undo_make_mutable(pathname, st.st_flags); | |
873 | + } | |
874 | + errno = EPERM; | |
875 | + } | |
876 | +#endif | |
877 | + return -1; | |
878 | } | |
879 | ||
880 | int do_open(const char *pathname, int flags, mode_t mode) | |
881 | @@ -147,7 +202,7 @@ int do_open(const char *pathname, int flags, mode_t mode) | |
882 | } | |
31611b92 | 883 | |
f9df736a WD |
884 | #ifdef HAVE_CHMOD |
885 | -int do_chmod(const char *path, mode_t mode) | |
886 | +int do_chmod(const char *path, mode_t mode, uint32 fileflags) | |
887 | { | |
888 | int code; | |
889 | if (dry_run) return 0; | |
890 | @@ -168,17 +223,74 @@ int do_chmod(const char *path, mode_t mode) | |
891 | #endif | |
892 | } else | |
c0c7984e | 893 | code = chmod(path, mode & CHMOD_BITS); /* DISCOURAGED FUNCTION */ |
f9df736a WD |
894 | +#ifdef SUPPORT_FORCE_CHANGE |
895 | + if (code < 0 && force_change && errno == EPERM && !S_ISLNK(mode)) { | |
896 | + if (fileflags == NO_FFLAGS) { | |
897 | + STRUCT_STAT st; | |
898 | + if (x_lstat(path, &st, NULL) == 0) | |
899 | + fileflags = st.st_flags; | |
900 | + } | |
901 | + if (fileflags != NO_FFLAGS | |
902 | + && make_mutable(path, mode, fileflags, force_change) > 0) { | |
903 | + code = chmod(path, mode & CHMOD_BITS); | |
904 | + undo_make_mutable(path, fileflags); | |
905 | + if (code == 0) | |
906 | + return 0; | |
907 | + } | |
908 | + errno = EPERM; | |
909 | + } | |
910 | +#else | |
911 | + fileflags = 0; /* avoid compiler warning */ | |
912 | +#endif | |
913 | if (code != 0 && (preserve_perms || preserve_executability)) | |
c0c7984e | 914 | return code; |
f9df736a WD |
915 | return 0; |
916 | } | |
917 | #endif | |
918 | ||
919 | +#ifdef HAVE_CHFLAGS | |
920 | +int do_chflags(const char *path, uint32 fileflags) | |
31611b92 WD |
921 | +{ |
922 | + if (dry_run) return 0; | |
923 | + RETURN_ERROR_IF_RO_OR_LO; | |
f9df736a | 924 | + return chflags(path, fileflags); |
31611b92 WD |
925 | +} |
926 | +#endif | |
927 | + | |
928 | int do_rename(const char *fname1, const char *fname2) | |
929 | { | |
930 | if (dry_run) return 0; | |
f9df736a WD |
931 | RETURN_ERROR_IF_RO_OR_LO; |
932 | - return rename(fname1, fname2); | |
933 | + if (rename(fname1, fname2) == 0) | |
934 | + return 0; | |
935 | +#ifdef SUPPORT_FORCE_CHANGE | |
936 | + if (force_change && errno == EPERM) { | |
937 | + STRUCT_STAT st1, st2; | |
938 | + int became_mutable; | |
939 | + | |
940 | + if (x_lstat(fname1, &st1, NULL) != 0) | |
941 | + goto failed; | |
942 | + became_mutable = make_mutable(fname1, st1.st_mode, st1.st_flags, force_change) > 0; | |
943 | + if (became_mutable && rename(fname1, fname2) == 0) | |
944 | + goto success; | |
945 | + if (x_lstat(fname2, &st2, NULL) == 0 | |
946 | + && make_mutable(fname2, st2.st_mode, st2.st_flags, force_change) > 0) { | |
947 | + if (rename(fname1, fname2) == 0) { | |
948 | + success: | |
949 | + if (became_mutable) /* Yes, use fname2 and st1! */ | |
950 | + undo_make_mutable(fname2, st1.st_flags); | |
951 | + return 0; | |
952 | + } | |
953 | + undo_make_mutable(fname2, st2.st_flags); | |
954 | + } | |
955 | + /* TODO: handle immutable directories */ | |
956 | + if (became_mutable) | |
957 | + undo_make_mutable(fname1, st1.st_flags); | |
958 | + failed: | |
959 | + errno = EPERM; | |
960 | + } | |
961 | +#endif | |
962 | + return -1; | |
963 | } | |
964 | ||
965 | void trim_trailing_slashes(char *name) | |
966 | diff --git a/t_stub.c b/t_stub.c | |
fc557362 | 967 | index 02cfa69..9228d0c 100644 |
f9df736a WD |
968 | --- a/t_stub.c |
969 | +++ b/t_stub.c | |
fc557362 WD |
970 | @@ -25,6 +25,7 @@ int modify_window = 0; |
971 | int module_id = -1; | |
f9df736a | 972 | int relative_paths = 0; |
f9df736a WD |
973 | int module_dirlen = 0; |
974 | +int force_change = 0; | |
91270139 | 975 | int preserve_xattrs = 0; |
f9df736a | 976 | mode_t orig_umask = 002; |
fc557362 | 977 | char number_separator = ','; |
91270139 | 978 | @@ -89,3 +90,23 @@ struct filter_list_struct daemon_filter_list; |
f9df736a WD |
979 | { |
980 | return "tester"; | |
981 | } | |
982 | + | |
983 | +#if defined SUPPORT_FILEFLAGS || defined SUPPORT_FORCE_CHANGE | |
984 | + int make_mutable(UNUSED(const char *fname), UNUSED(mode_t mode), UNUSED(uint32 fileflags), UNUSED(uint32 iflags)) | |
985 | +{ | |
986 | + return 0; | |
987 | +} | |
988 | + | |
989 | +/* Undo a prior make_mutable() call that returned a 1. */ | |
990 | + int undo_make_mutable(UNUSED(const char *fname), UNUSED(uint32 fileflags)) | |
991 | +{ | |
992 | + return 0; | |
993 | +} | |
994 | +#endif | |
995 | + | |
996 | +#ifdef SUPPORT_XATTRS | |
997 | + int x_lstat(UNUSED(const char *fname), UNUSED(STRUCT_STAT *fst), UNUSED(STRUCT_STAT *xst)) | |
998 | +{ | |
999 | + return -1; | |
1000 | +} | |
1001 | +#endif | |
1002 | diff --git a/util.c b/util.c | |
fc557362 | 1003 | index 0cafed6..ed26a05 100644 |
f9df736a WD |
1004 | --- a/util.c |
1005 | +++ b/util.c | |
fc557362 | 1006 | @@ -30,6 +30,7 @@ extern int module_id; |
f9df736a WD |
1007 | extern int modify_window; |
1008 | extern int relative_paths; | |
91270139 | 1009 | extern int preserve_xattrs; |
fc557362 | 1010 | +extern int force_change; |
f9df736a WD |
1011 | extern char *module_dir; |
1012 | extern unsigned int module_dirlen; | |
fc557362 | 1013 | extern mode_t orig_umask; |
91270139 | 1014 | @@ -123,7 +124,7 @@ NORETURN void overflow_exit(const char *str) |
f9df736a WD |
1015 | exit_cleanup(RERR_MALLOC); |
1016 | } | |
1017 | ||
1018 | -int set_modtime(const char *fname, time_t modtime, mode_t mode) | |
1019 | +int set_modtime(const char *fname, time_t modtime, mode_t mode, uint32 fileflags) | |
1020 | { | |
1021 | #if !defined HAVE_LUTIMES || !defined HAVE_UTIMES | |
1022 | if (S_ISLNK(mode)) | |
91270139 | 1023 | @@ -140,6 +141,7 @@ int set_modtime(const char *fname, time_t modtime, mode_t mode) |
f9df736a WD |
1024 | return 0; |
1025 | ||
1026 | { | |
1027 | + int ret; | |
1028 | #ifdef HAVE_UTIMES | |
1029 | struct timeval t[2]; | |
1030 | t[0].tv_sec = time(NULL); | |
91270139 | 1031 | @@ -153,20 +155,39 @@ int set_modtime(const char *fname, time_t modtime, mode_t mode) |
f9df736a WD |
1032 | return 0; |
1033 | } | |
1034 | # endif | |
1035 | - return utimes(fname, t); | |
1036 | +#define SET_THE_TIME(fn) utimes(fn, t) | |
1037 | #elif defined HAVE_STRUCT_UTIMBUF | |
1038 | struct utimbuf tbuf; | |
1039 | tbuf.actime = time(NULL); | |
1040 | tbuf.modtime = modtime; | |
1041 | - return utime(fname,&tbuf); | |
1042 | +#define SET_THE_TIME(fn) utime(fn, &tbuf) | |
1043 | #elif defined HAVE_UTIME | |
1044 | time_t t[2]; | |
1045 | t[0] = time(NULL); | |
1046 | t[1] = modtime; | |
1047 | - return utime(fname,t); | |
1048 | +#define SET_THE_TIME(fn) utime(fn, t) | |
1049 | #else | |
1050 | #error No file-time-modification routine found! | |
1051 | #endif | |
1052 | + ret = SET_THE_TIME(fname); | |
1053 | +#ifdef SUPPORT_FORCE_CHANGE | |
1054 | + if (ret != 0 && force_change && errno == EPERM) { | |
1055 | + if (fileflags == NO_FFLAGS) { | |
1056 | + STRUCT_STAT st; | |
1057 | + if (x_lstat(fname, &st, NULL) == 0) | |
1058 | + fileflags = st.st_flags; | |
1059 | + } | |
1060 | + if (fileflags != NO_FFLAGS | |
1061 | + && make_mutable(fname, mode, fileflags, force_change) > 0) { | |
1062 | + ret = SET_THE_TIME(fname); | |
1063 | + undo_make_mutable(fname, fileflags); | |
1064 | + } | |
1065 | + errno = EPERM; | |
1066 | + } | |
1067 | +#else | |
1068 | + fileflags = 0; /* avoid compiler warning */ | |
1069 | +#endif | |
1070 | + return ret; | |
1071 | } | |
1072 | } | |
1073 | ||
1074 | diff --git a/xattrs.c b/xattrs.c | |
fc557362 | 1075 | index 2d0e050..5d04599 100644 |
f9df736a WD |
1076 | --- a/xattrs.c |
1077 | +++ b/xattrs.c | |
fc557362 | 1078 | @@ -282,6 +282,10 @@ int get_xattr(const char *fname, stat_x *sxp) |
7f0bf1cb WD |
1079 | { |
1080 | sxp->xattr = new(item_list); | |
1081 | *sxp->xattr = empty_xattr; | |
1082 | + | |
1083 | + if (IS_SPECIAL(sxp->st.st_mode) || IS_DEVICE(sxp->st.st_mode)) | |
1084 | + return 0; | |
1085 | + | |
1086 | if (rsync_xal_get(fname, sxp->xattr) < 0) { | |
1087 | free_xattr(sxp); | |
1088 | return -1; | |
fc557362 | 1089 | @@ -865,6 +869,11 @@ int set_xattr(const char *fname, const struct file_struct *file, |
7f0bf1cb WD |
1090 | return -1; |
1091 | } | |
1092 | ||
1093 | + if (IS_SPECIAL(sxp->st.st_mode) || IS_DEVICE(sxp->st.st_mode)) { | |
1094 | + errno = ENOTSUP; | |
1095 | + return -1; | |
1096 | + } | |
1097 | + | |
1098 | ndx = F_XATTR(file); | |
1099 | return rsync_xal_set(fname, lst + ndx, fnamecmp, sxp); | |
1100 | } | |
fc557362 | 1101 | @@ -981,7 +990,7 @@ int set_stat_xattr(const char *fname, struct file_struct *file, mode_t new_mode) |
f9df736a WD |
1102 | mode = (fst.st_mode & _S_IFMT) | (fmode & ACCESSPERMS) |
1103 | | (S_ISDIR(fst.st_mode) ? 0700 : 0600); | |
1104 | if (fst.st_mode != mode) | |
1105 | - do_chmod(fname, mode); | |
1106 | + do_chmod(fname, mode, ST_FLAGS(fst)); | |
1107 | if (!IS_DEVICE(fst.st_mode) && !IS_SPECIAL(fst.st_mode)) | |
1108 | fst.st_rdev = 0; /* just in case */ | |
1109 |