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Added the --remote-option=OPT (-M OPT) option.
[rsync/rsync.git] / options.c
CommitLineData
0f78b815
WD		 1/*
2 * Command-line (and received via daemon-socket) option parsing.
dfa32483 3 *
0f78b815
WD		 4 * Copyright (C) 1998-2001 Andrew Tridgell <tridge@samba.org>
5 * Copyright (C) 2000, 2001, 2002 Martin Pool <mbp@samba.org>
d3d07a5e 6 * Copyright (C) 2002-2008 Wayne Davison
dfa32483 7 *
dafe63ca 8 * This program is free software; you can redistribute it and/or modify
8e41b68e
WD		 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
dfa32483 12 *
dafe63ca
MP		 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
dfa32483 17 *
e7c67065 18 * You should have received a copy of the GNU General Public License along
4fd842f9 19 * with this program; if not, visit the http://fsf.org website.
dafe63ca 20 */
7a6421fa 21
7a6421fa 22#include "rsync.h"
1b42f628 23#include "ifuncs.h"
35bf8fa0 24#include <popt.h>
854a1aad 25#include "zlib/zlib.h"
7a6421fa 26
7bc90b30 27extern int module_id;
53936ef9 28extern int local_server;
7be73df4 29extern int sanitize_paths;
e208631a 30extern int daemon_over_rsh;
a1018691 31extern unsigned int module_dirlen;
7842418b 32extern struct filter_list_struct filter_list;
819bfe45 33extern struct filter_list_struct daemon_filter_list;
8645af1d 34
7a6421fa 35int make_backups = 0;
1bfbf40b
MP		 36
37/**
dfa32483 38 * If 1, send the whole file as literal data rather than trying to
dafe63ca 39 * create an incremental diff.
1bfbf40b 40 *
dfa32483 41 * If -1, then look at whether we're local or remote and go by that.
dafe63ca
MP		 42 *
43 * @sa disable_deltas_p()
1bfbf40b 44 **/
dfa32483 45int whole_file = -1;
1bfbf40b 46
a015788d 47int append_mode = 0;
716e73d4 48int keep_dirlinks = 0;
2dbf36ef 49int copy_dirlinks = 0;
7a6421fa
AT		 50int copy_links = 0;
51int preserve_links = 0;
52int preserve_hard_links = 0;
1c3344a1 53int preserve_acls = 0;
16edf865 54int preserve_xattrs = 0;
7a6421fa 55int preserve_perms = 0;
344f9ba7 56int preserve_executability = 0;
7a6421fa 57int preserve_devices = 0;
b5c6a6ae 58int preserve_specials = 0;
7a6421fa
AT		 59int preserve_uid = 0;
60int preserve_gid = 0;
61int preserve_times = 0;
62int update_only = 0;
63int cvs_exclude = 0;
a5c11139 64int dry_run = 0;
11e758a4 65int do_xfers = 1;
a5c11139
WD		 66int ignore_times = 0;
67int delete_mode = 0;
a51b3168 68int delete_during = 0;
51d48398
WD		 69int delete_before = 0;
70int delete_after = 0;
a5c11139 71int delete_excluded = 0;
47c11975 72int remove_source_files = 0;
a5c11139 73int one_file_system = 0;
4f3e9a0f 74int protocol_version = PROTOCOL_VERSION;
a5c11139
WD		 75int sparse_files = 0;
76int do_compression = 0;
854a1aad 77int def_compress_level = Z_DEFAULT_COMPRESSION;
9439c0cb 78int am_root = 0; /* 0 = normal, 1 = root, 2 = --super, -1 = --fake-super */
7f2a1f65
WD		 79int am_server = 0;
80int am_sender = 0;
81int am_generator = 0;
82int am_starting_up = 1;
ea5164d1
WD		 83int relative_paths = -1;
84int implied_dirs = 1;
7a6421fa 85int numeric_ids = 0;
5974c662 86int allow_8bit_chars = 0;
7a6421fa
AT		 87int force_delete = 0;
88int io_timeout = 0;
9ac756c6 89int allowed_lull = 0;
876c9936 90int prune_empty_dirs = 0;
8487f9cf 91int use_qsort = 0;
ea5164d1
WD		 92char *files_from = NULL;
93int filesfrom_fd = -1;
305666bf 94char *filesfrom_host = NULL;
ea5164d1 95int eol_nulls = 0;
7a4addaa 96int protect_args = 0;
8f14cc49 97int human_readable = 0;
7a6421fa 98int recurse = 0;
5275029d 99int allow_inc_recurse = 1;
b6164938 100int xfer_dirs = -1;
1312d9fc 101int am_daemon = 0;
a5c11139
WD		 102int do_stats = 0;
103int do_progress = 0;
ba22c9e2 104int connect_timeout = 0;
a5c11139
WD		 105int keep_partial = 0;
106int safe_symlinks = 0;
107int copy_unsafe_links = 0;
108int size_only = 0;
9fb08441 109int daemon_bwlimit = 0;
a5c11139 110int bwlimit = 0;
c4ed1487 111int fuzzy_basis = 0;
3c74c3a3 112size_t bwlimit_writemax = 0;
e90aab49
WD		 113int ignore_existing = 0;
114int ignore_non_existing = 0;
07c6ae7d 115int need_messages_from_generator = 0;
7b9598b2 116int max_delete = INT_MIN;
7d5acf1d 117OFF_T max_size = 0;
74de13d1 118OFF_T min_size = 0;
a5c11139
WD		 119int ignore_errors = 0;
120int modify_window = 0;
121int blocking_io = -1;
2289bf64 122int checksum_seed = 0;
a3221d2a 123int inplace = 0;
f06e7082 124int delay_updates = 0;
a06b419d 125long block_size = 0; /* "long" because popt can't set an int32. */
b1e436ec 126char *skip_compress = NULL;
b35d0d8e 127
13e29995 128/** Network address family. **/
24d677fc 129int default_af_hint
4f5b0756 130#ifdef INET6
24d677fc 131 = 0; /* Any protocol */
6ab6d4bf 132#else
24d677fc
WD		 133 = AF_INET; /* Must use IPv4 */
134# ifdef AF_INET6
135# undef AF_INET6
136# endif
137# define AF_INET6 AF_INET /* make -6 option a no-op */
6ab6d4bf 138#endif
06963d0f 139
13e29995
MP		 140/** Do not go into the background when run as --daemon. Good
141 * for debugging and required for running as a service on W32,
142 * or under Unix process-monitors. **/
1f35babc
WD		 143int no_detach
144#if defined _WIN32 || defined __WIN32__
145 = 1;
146#else
147 = 0;
148#endif
13e29995 149
088aac85
DD		 150int write_batch = 0;
151int read_batch = 0;
d175d7e1
WD		 152int backup_dir_len = 0;
153int backup_suffix_len;
e0391f81 154unsigned int backup_dir_remainder;
6902ed17 155
d175d7e1 156char *backup_suffix = NULL;
7a6421fa 157char *tmpdir = NULL;
a7260c40 158char *partial_dir = NULL;
e012f858 159char *basis_dir[MAX_BASIS_DIRS+1];
30e8c8e1 160char *config_file = NULL;
7a6421fa 161char *shell_cmd = NULL;
87c0f9d6
WD		 162char *logfile_name = NULL;
163char *logfile_format = NULL;
b3e4e7ef 164char *stdout_format = NULL;
65575e96 165char *password_file = NULL;
41bd28fe 166char *rsync_path = RSYNC_PATH;
66203a98 167char *backup_dir = NULL;
e0391f81 168char backup_dir_buf[MAXPATHLEN];
831f06a5 169char *sockopts = NULL;
0c56b1ad 170int rsync_port = 0;
dfd7d541 171int compare_dest = 0;
1de3e99b 172int copy_dest = 0;
59c95e42 173int link_dest = 0;
ce0b384f 174int basis_dir_cnt = 0;
f9a9f547 175char *dest_option = NULL;
7a6421fa 176
7a2eca41
WD		 177static int remote_option_alloc = 0;
178int remote_option_cnt = 0;
179const char **remote_options = NULL;
180
7a6421fa 181int verbose = 0;
b86f0cef 182int quiet = 0;
dc1f7b9e 183int output_motd = 1;
e7651884 184int log_before_transfer = 0;
b3e4e7ef
WD		 185int stdout_format_has_i = 0;
186int stdout_format_has_o_or_i = 0;
87c0f9d6 187int logfile_format_has_i = 0;
87c0f9d6 188int logfile_format_has_o_or_i = 0;
7a6421fa 189int always_checksum = 0;
f7632fc6 190int list_only = 0;
7a6421fa 191
9b3318b0
WD		 192#define MAX_BATCH_NAME_LEN 256 /* Must be less than MAXPATHLEN-13 */
193char *batch_name = NULL;
6902ed17 194
332cf6df 195int need_unsorted_flist = 0;
f7a76b9c 196#ifdef ICONV_OPTION
332cf6df
WD		 197char *iconv_opt = ICONV_OPTION;
198#endif
199
dd32e2c3
WD		 200struct chmod_mode_struct *chmod_modes = NULL;
201
e1add893 202static int daemon_opt; /* sets am_daemon after option error-reporting */
f9998046 203static int omit_dir_times = 0;
aa4d3b4c 204static int F_option_cnt = 0;
5b56cc19 205static int modify_window_set;
624d6be2 206static int itemize_changes = 0;
854a1aad 207static int refused_delete, refused_archive_part, refused_compress;
3296f91b 208static int refused_partial, refused_progress, refused_delete_before;
e0e32031 209static int refused_delete_during;
0b52f94d 210static int refused_inplace, refused_no_iconv;
74de13d1 211static char *max_size_arg, *min_size_arg;
77860bac 212static char tmp_partialdir[] = ".~tmp~";
5b56cc19 213
06963d0f 214/** Local address to bind. As a character string because it's
fdf57ede 215 * interpreted by the IPv6 layer: should be a numeric IP4 or IP6
06963d0f
MP		 216 * address, or a hostname. **/
217char *bind_address;
5c9730a4 218
7a24c346 219
27a12348 220static void print_rsync_version(enum logcode f)
7a24c346 221{
2ed790f3 222 char *subprotocol = "";
dfa32483 223 char const *got_socketpair = "no ";
a3221d2a 224 char const *have_inplace = "no ";
dfa32483 225 char const *hardlinks = "no ";
1ed56a05 226 char const *symtimes = "no ";
1c3344a1 227 char const *acls = "no ";
16edf865 228 char const *xattrs = "no ";
dfa32483 229 char const *links = "no ";
332cf6df 230 char const *iconv = "no ";
a358449a 231 char const *ipv6 = "no ";
736a6a29 232 STRUCT_STAT *dumstat;
0c80cd8e 233
2ed790f3
WD		 234#if SUBPROTOCOL_VERSION != 0
235 asprintf(&subprotocol, ".PR%d", SUBPROTOCOL_VERSION);
236#endif
4f5b0756 237#ifdef HAVE_SOCKETPAIR
dfa32483 238 got_socketpair = "";
0c80cd8e 239#endif
4f5b0756 240#ifdef HAVE_FTRUNCATE
a3221d2a
WD		 241 have_inplace = "";
242#endif
4f5b0756 243#ifdef SUPPORT_HARD_LINKS
dfa32483 244 hardlinks = "";
2855f61f 245#endif
1c3344a1
WD		 246#ifdef SUPPORT_ACLS
247 acls = "";
248#endif
16edf865
WD		 249#ifdef SUPPORT_XATTRS
250 xattrs = "";
251#endif
4f5b0756 252#ifdef SUPPORT_LINKS
dfa32483 253 links = "";
2855f61f 254#endif
4f5b0756 255#ifdef INET6
a358449a 256 ipv6 = "";
dfa32483 257#endif
332cf6df
WD		 258#ifdef ICONV_OPTION
259 iconv = "";
260#endif
1ed56a05
WD		 261#if defined HAVE_LUTIMES && defined HAVE_UTIMES
262 symtimes = "";
263#endif
a358449a 264
719522b9 265 rprintf(f, "%s version %s protocol version %d%s\n",
2ed790f3 266 RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION, subprotocol);
fede3785 267 rprintf(f, "Copyright (C) 1996-2008 by Andrew Tridgell, Wayne Davison, and others.\n");
719522b9
WD		 268 rprintf(f, "Web site: http://rsync.samba.org/\n");
269 rprintf(f, "Capabilities:\n");
270 rprintf(f, " %d-bit files, %d-bit inums, %d-bit timestamps, %d-bit long ints,\n",
d619ff13
WD		 271 (int)(sizeof (OFF_T) * 8),
272 (int)(sizeof dumstat->st_ino * 8), /* Don't check ino_t! */
bb25779d 273 (int)(sizeof (time_t) * 8),
d619ff13
WD		 274 (int)(sizeof (int64) * 8));
275 rprintf(f, " %ssocketpairs, %shardlinks, %ssymlinks, %sIPv6, batchfiles, %sinplace,\n",
276 got_socketpair, hardlinks, links, ipv6, have_inplace);
1ed56a05
WD		 277 rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv, %ssymtimes\n",
278 have_inplace, acls, xattrs, iconv, symtimes);
2855f61f 279
fc0302cf 280#ifdef MAINTAINER_MODE
29433538 281 rprintf(f, "Panic Action: \"%s\"\n", get_panic_action());
fc0302cf 282#endif
736a6a29 283
031fa9ad
WD		 284#if SIZEOF_INT64 < 8
285 rprintf(f, "WARNING: no 64-bit integers on this platform!\n");
7a24c346 286#endif
c561edaa
WD		 287 if (sizeof (int64) != SIZEOF_INT64) {
288 rprintf(f,
289 "WARNING: size mismatch in SIZEOF_INT64 define (%d != %d)\n",
290 (int) SIZEOF_INT64, (int) sizeof (int64));
291 }
7b329a2d 292
b64ee91a
WD		 293 rprintf(f,"\n");
294 rprintf(f,"rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n");
6ab423a5
WD		 295 rprintf(f,"are welcome to redistribute it under certain conditions. See the GNU\n");
296 rprintf(f,"General Public Licence for details.\n");
7a24c346
MP		 297}
298
299
0f3203c3 300void usage(enum logcode F)
7a6421fa 301{
2855f61f 302 print_rsync_version(F);
704f908e 303
b64ee91a
WD		 304 rprintf(F,"\n");
305 rprintf(F,"rsync is a file transfer program capable of efficient remote update\n");
6ab423a5 306 rprintf(F,"via a fast differencing algorithm.\n");
704f908e 307
b64ee91a
WD		 308 rprintf(F,"\n");
309 rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... DEST\n");
868676dc
WD		 310 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n");
311 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n");
312 rprintf(F," or rsync [OPTION]... SRC [SRC]... rsync://[USER@]HOST[:PORT]/DEST\n");
d0e94abb 313 rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC [DEST]\n");
14d43f1f 314 rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n");
14d43f1f 315 rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n");
08d82b84
WD		 316 rprintf(F,"The ':' usages connect via remote shell, while '::' & 'rsync://' usages connect\n");
317 rprintf(F,"to an rsync daemon, and require SRC or DEST to start with a module name.\n");
b64ee91a
WD		 318 rprintf(F,"\n");
319 rprintf(F,"Options\n");
704f908e 320 rprintf(F," -v, --verbose increase verbosity\n");
b3708acf 321 rprintf(F," -q, --quiet suppress non-error messages\n");
dc1f7b9e 322 rprintf(F," --no-motd suppress daemon-mode MOTD (see manpage caveat)\n");
b3708acf 323 rprintf(F," -c, --checksum skip based on checksum, not mod-time & size\n");
16edf865 324 rprintf(F," -a, --archive archive mode; equals -rlptgoD (no -H,-A,-X)\n");
8938d67e 325 rprintf(F," --no-OPTION turn off an implied OPTION (e.g. --no-D)\n");
704f908e
AT		 326 rprintf(F," -r, --recursive recurse into directories\n");
327 rprintf(F," -R, --relative use relative path names\n");
11bfaf63 328 rprintf(F," --no-implied-dirs don't send implied dirs with --relative\n");
6839140e 329 rprintf(F," -b, --backup make backups (see --suffix & --backup-dir)\n");
b3708acf
WD		 330 rprintf(F," --backup-dir=DIR make backups into hierarchy based in DIR\n");
331 rprintf(F," --suffix=SUFFIX set backup suffix (default %s w/o --backup-dir)\n",BACKUP_SUFFIX);
332 rprintf(F," -u, --update skip files that are newer on the receiver\n");
4ce838e1 333 rprintf(F," --inplace update destination files in-place (SEE MAN PAGE)\n");
a015788d 334 rprintf(F," --append append data onto shorter files\n");
936fa865 335 rprintf(F," --append-verify like --append, but with old data in file checksum\n");
65e4cda0 336 rprintf(F," -d, --dirs transfer directories without recursing\n");
13e29995 337 rprintf(F," -l, --links copy symlinks as symlinks\n");
b3708acf
WD		 338 rprintf(F," -L, --copy-links transform symlink into referent file/dir\n");
339 rprintf(F," --copy-unsafe-links only \"unsafe\" symlinks are transformed\n");
340 rprintf(F," --safe-links ignore symlinks that point outside the source tree\n");
2dbf36ef 341 rprintf(F," -k, --copy-dirlinks transform symlink to a dir into referent dir\n");
65e4cda0 342 rprintf(F," -K, --keep-dirlinks treat symlinked dir on receiver as dir\n");
2dbf36ef 343 rprintf(F," -H, --hard-links preserve hard links\n");
704f908e 344 rprintf(F," -p, --perms preserve permissions\n");
344f9ba7 345 rprintf(F," -E, --executability preserve the file's executability\n");
dfe1ed5e 346 rprintf(F," --chmod=CHMOD affect file and/or directory permissions\n");
1c3344a1
WD		 347#ifdef SUPPORT_ACLS
348 rprintf(F," -A, --acls preserve ACLs (implies --perms)\n");
16edf865
WD		 349#endif
350#ifdef SUPPORT_XATTRS
3caafdfd 351 rprintf(F," -X, --xattrs preserve extended attributes\n");
1c3344a1 352#endif
def97ff9 353 rprintf(F," -o, --owner preserve owner (super-user only)\n");
704f908e 354 rprintf(F," -g, --group preserve group\n");
def97ff9 355 rprintf(F," --devices preserve device files (super-user only)\n");
b5c6a6ae
WD		 356 rprintf(F," --specials preserve special files\n");
357 rprintf(F," -D same as --devices --specials\n");
42b06481
WD		 358 rprintf(F," -t, --times preserve modification times\n");
359 rprintf(F," -O, --omit-dir-times omit directories from --times\n");
def97ff9 360 rprintf(F," --super receiver attempts super-user activities\n");
9439c0cb
WD		 361#ifdef SUPPORT_XATTRS
362 rprintf(F," --fake-super store/recover privileged attrs using xattrs\n");
363#endif
704f908e 364 rprintf(F," -S, --sparse handle sparse files efficiently\n");
d100e733 365 rprintf(F," -n, --dry-run perform a trial run with no changes made\n");
f7a2ac07 366 rprintf(F," -W, --whole-file copy files whole (without delta-xfer algorithm)\n");
704f908e 367 rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n");
9cd339eb 368 rprintf(F," -B, --block-size=SIZE force a fixed checksum block-size\n");
b3708acf 369 rprintf(F," -e, --rsh=COMMAND specify the remote shell to use\n");
05ee4866 370 rprintf(F," --rsync-path=PROGRAM specify the rsync to run on the remote machine\n");
fcecb70b
WD		 371 rprintf(F," --existing skip creating new files on receiver\n");
372 rprintf(F," --ignore-existing skip updating files that already exist on receiver\n");
47c11975 373 rprintf(F," --remove-source-files sender removes synchronized files (non-dirs)\n");
3359acb8 374 rprintf(F," --del an alias for --delete-during\n");
fcecb70b 375 rprintf(F," --delete delete extraneous files from destination dirs\n");
e0e32031
WD		 376 rprintf(F," --delete-before receiver deletes before transfer, not during\n");
377 rprintf(F," --delete-during receiver deletes during transfer (default)\n");
b0cacef1 378 rprintf(F," --delete-delay find deletions during, delete after\n");
e0e32031 379 rprintf(F," --delete-after receiver deletes after transfer, not during\n");
fcecb70b 380 rprintf(F," --delete-excluded also delete excluded files from destination dirs\n");
db2b5cb7 381 rprintf(F," --ignore-errors delete even if there are I/O errors\n");
51d48398 382 rprintf(F," --force force deletion of directories even if not empty\n");
0b73ca12 383 rprintf(F," --max-delete=NUM don't delete more than NUM files\n");
7d5acf1d 384 rprintf(F," --max-size=SIZE don't transfer any file larger than SIZE\n");
74de13d1 385 rprintf(F," --min-size=SIZE don't transfer any file smaller than SIZE\n");
c95da96a 386 rprintf(F," --partial keep partially transferred files\n");
a7260c40 387 rprintf(F," --partial-dir=DIR put a partially transferred file into DIR\n");
b3708acf 388 rprintf(F," --delay-updates put all updated files into place at transfer's end\n");
876c9936 389 rprintf(F," -m, --prune-empty-dirs prune empty directory chains from the file-list\n");
704f908e 390 rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
ba22c9e2
WD		 391 rprintf(F," --timeout=SECONDS set I/O timeout in seconds\n");
392 rprintf(F," --contimeout=SECONDS set daemon connection timeout in seconds\n");
b3708acf 393 rprintf(F," -I, --ignore-times don't skip files that match in size and mod-time\n");
7a2eca41 394 rprintf(F," -M, --remote-option=OPTION send OPTION to the remote side only\n");
b3708acf
WD		 395 rprintf(F," --size-only skip files that match in size\n");
396 rprintf(F," --modify-window=NUM compare mod-times with reduced accuracy\n");
4db88e5b 397 rprintf(F," -T, --temp-dir=DIR create temporary files in directory DIR\n");
c4ed1487 398 rprintf(F," -y, --fuzzy find similar file for basis if no dest file\n");
375a4556 399 rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
1de3e99b 400 rprintf(F," --copy-dest=DIR ... and include copies of unchanged files\n");
e012f858 401 rprintf(F," --link-dest=DIR hardlink to files in DIR when unchanged\n");
f924946e 402 rprintf(F," -z, --compress compress file data during the transfer\n");
854a1aad 403 rprintf(F," --compress-level=NUM explicitly set compression level\n");
b1e436ec 404 rprintf(F," --skip-compress=LIST skip compressing files with a suffix in LIST\n");
b3708acf 405 rprintf(F," -C, --cvs-exclude auto-ignore files the same way CVS does\n");
aa4d3b4c 406 rprintf(F," -f, --filter=RULE add a file-filtering RULE\n");
9c71f56a 407 rprintf(F," -F same as --filter='dir-merge /.rsync-filter'\n");
aa4d3b4c 408 rprintf(F," repeated: --filter='- .rsync-filter'\n");
2acf81eb 409 rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n");
b3708acf 410 rprintf(F," --exclude-from=FILE read exclude patterns from FILE\n");
2acf81eb 411 rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n");
b3708acf
WD		 412 rprintf(F," --include-from=FILE read include patterns from FILE\n");
413 rprintf(F," --files-from=FILE read list of source-file names from FILE\n");
72316028 414 rprintf(F," -0, --from0 all *-from/filter files are delimited by 0s\n");
7a4addaa 415 rprintf(F," -s, --protect-args no space-splitting; only wildcard special-chars\n");
b4ef0bca 416 rprintf(F," --address=ADDRESS bind address for outgoing socket to daemon\n");
b4713295 417 rprintf(F," --port=PORT specify double-colon alternate port number\n");
831f06a5 418 rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
db2b5cb7 419 rprintf(F," --blocking-io use blocking I/O for the remote shell\n");
b3708acf 420 rprintf(F," --stats give some file-transfer stats\n");
a6a27602 421 rprintf(F," -8, --8-bit-output leave high-bit chars unescaped in output\n");
05724c07 422 rprintf(F," -h, --human-readable output numbers in a human-readable format\n");
dfa32483 423 rprintf(F," --progress show progress during transfer\n");
b3708acf 424 rprintf(F," -P same as --partial --progress\n");
b78296cb 425 rprintf(F," -i, --itemize-changes output a change-summary for all updates\n");
b3e4e7ef
WD		 426 rprintf(F," --out-format=FORMAT output updates using the specified FORMAT\n");
427 rprintf(F," --log-file=FILE log what we're doing to the specified FILE\n");
428 rprintf(F," --log-file-format=FMT log updates using the specified FMT\n");
09a54c39 429 rprintf(F," --password-file=FILE read daemon-access password from FILE\n");
65e4cda0 430 rprintf(F," --list-only list the files instead of copying them\n");
b3708acf
WD		 431 rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
432 rprintf(F," --write-batch=FILE write a batched update to FILE\n");
11e758a4 433 rprintf(F," --only-write-batch=FILE like --write-batch but w/o updating destination\n");
b3708acf 434 rprintf(F," --read-batch=FILE read a batched update from FILE\n");
da9f5926 435 rprintf(F," --protocol=NUM force an older protocol version to be used\n");
332cf6df 436#ifdef ICONV_OPTION
84e1a34e 437 rprintf(F," --iconv=CONVERT_SPEC request charset conversion of filenames\n");
332cf6df 438#endif
4db88e5b
WD		 439 rprintf(F," -4, --ipv4 prefer IPv4\n");
440 rprintf(F," -6, --ipv6 prefer IPv6\n");
4a34c6f1 441 rprintf(F," --version print version number\n");
375d8f91 442 rprintf(F,"(-h) --help show this help (-h works with no other options)\n");
7a6421fa 443
b64ee91a
WD		 444 rprintf(F,"\n");
445 rprintf(F,"Use \"rsync --daemon --help\" to see the daemon-mode command-line options.\n");
3ac7f5d4 446 rprintf(F,"Please see the rsync(1) and rsyncd.conf(5) man pages for full documentation.\n");
2855f61f 447 rprintf(F,"See http://rsync.samba.org/ for updates, bug reports, and answers\n");
7a6421fa
AT		 448}
449
3ac7f5d4 450enum {OPT_VERSION = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
05724c07 451 OPT_FILTER, OPT_COMPARE_DEST, OPT_COPY_DEST, OPT_LINK_DEST, OPT_HELP,
e16adcdf 452 OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW, OPT_MIN_SIZE, OPT_CHMOD,
9ac756c6 453 OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_ONLY_WRITE_BATCH, OPT_MAX_SIZE,
0b52f94d 454 OPT_NO_D, OPT_APPEND, OPT_NO_ICONV,
0ccffd7c 455 OPT_SERVER, OPT_REFUSED_BASE = 9000};
7a6421fa 456
2855f61f
MP		 457static struct poptOption long_options[] = {
458 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
05724c07 459 {"help", 0, POPT_ARG_NONE, 0, OPT_HELP, 0, 0 },
8db7cc2c 460 {"version", 0, POPT_ARG_NONE, 0, OPT_VERSION, 0, 0},
e86e2fa1 461 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
b6164938 462 {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
4afcb709 463 {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
e86e2fa1 464 {"quiet", 'q', POPT_ARG_NONE, 0, 'q', 0, 0 },
dc1f7b9e
WD		 465 {"motd", 0, POPT_ARG_VAL, &output_motd, 1, 0, 0 },
466 {"no-motd", 0, POPT_ARG_VAL, &output_motd, 0, 0, 0 },
e86e2fa1 467 {"stats", 0, POPT_ARG_NONE, &do_stats, 0, 0, 0 },
3ca9e5d8 468 {"human-readable", 'h', POPT_ARG_NONE, 0, 'h', 0, 0},
8487f9cf
WD		 469 {"no-human-readable",0, POPT_ARG_VAL, &human_readable, 0, 0, 0},
470 {"no-h", 0, POPT_ARG_VAL, &human_readable, 0, 0, 0},
e86e2fa1 471 {"dry-run", 'n', POPT_ARG_NONE, &dry_run, 0, 0, 0 },
b6164938
WD		 472 {"archive", 'a', POPT_ARG_NONE, 0, 'a', 0, 0 },
473 {"recursive", 'r', POPT_ARG_VAL, &recurse, 2, 0, 0 },
474 {"no-recursive", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
8487f9cf 475 {"no-r", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
5275029d 476 {"inc-recursive", 0, POPT_ARG_VAL, &allow_inc_recurse, 1, 0, 0 },
5275029d 477 {"no-inc-recursive", 0, POPT_ARG_VAL, &allow_inc_recurse, 0, 0, 0 },
d6ca255c
WD		 478 {"i-r", 0, POPT_ARG_VAL, &allow_inc_recurse, 1, 0, 0 },
479 {"no-i-r", 0, POPT_ARG_VAL, &allow_inc_recurse, 0, 0, 0 },
e86e2fa1 480 {"dirs", 'd', POPT_ARG_VAL, &xfer_dirs, 2, 0, 0 },
b6164938
WD		 481 {"no-dirs", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
482 {"no-d", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
73cb6738
WD		 483 {"old-dirs", 0, POPT_ARG_VAL, &xfer_dirs, 4, 0, 0 },
484 {"old-d", 0, POPT_ARG_VAL, &xfer_dirs, 4, 0, 0 },
b6164938
WD		 485 {"perms", 'p', POPT_ARG_VAL, &preserve_perms, 1, 0, 0 },
486 {"no-perms", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
487 {"no-p", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
344f9ba7 488 {"executability", 'E', POPT_ARG_NONE, &preserve_executability, 0, 0, 0 },
1c3344a1
WD		 489 {"acls", 'A', POPT_ARG_NONE, 0, 'A', 0, 0 },
490 {"no-acls", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 },
491 {"no-A", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 },
16edf865
WD		 492 {"xattrs", 'X', POPT_ARG_NONE, 0, 'X', 0, 0 },
493 {"no-xattrs", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
494 {"no-X", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
f9998046 495 {"times", 't', POPT_ARG_VAL, &preserve_times, 2, 0, 0 },
b6164938
WD		 496 {"no-times", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
497 {"no-t", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
f9998046 498 {"omit-dir-times", 'O', POPT_ARG_VAL, &omit_dir_times, 1, 0, 0 },
eb7a6e09
WD		 499 {"no-omit-dir-times",0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
500 {"no-O", 0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
38b9170c 501 {"modify-window", 0, POPT_ARG_INT, &modify_window, OPT_MODIFY_WINDOW, 0, 0 },
def97ff9
WD		 502 {"super", 0, POPT_ARG_VAL, &am_root, 2, 0, 0 },
503 {"no-super", 0, POPT_ARG_VAL, &am_root, 0, 0, 0 },
9439c0cb 504 {"fake-super", 0, POPT_ARG_VAL, &am_root, -1, 0, 0 },
b6164938
WD		 505 {"owner", 'o', POPT_ARG_VAL, &preserve_uid, 1, 0, 0 },
506 {"no-owner", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
507 {"no-o", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
508 {"group", 'g', POPT_ARG_VAL, &preserve_gid, 1, 0, 0 },
509 {"no-group", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
510 {"no-g", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
b5c6a6ae
WD		 511 {0, 'D', POPT_ARG_NONE, 0, 'D', 0, 0 },
512 {"no-D", 0, POPT_ARG_NONE, 0, OPT_NO_D, 0, 0 },
513 {"devices", 0, POPT_ARG_VAL, &preserve_devices, 1, 0, 0 },
b6164938 514 {"no-devices", 0, POPT_ARG_VAL, &preserve_devices, 0, 0, 0 },
b5c6a6ae
WD		 515 {"specials", 0, POPT_ARG_VAL, &preserve_specials, 1, 0, 0 },
516 {"no-specials", 0, POPT_ARG_VAL, &preserve_specials, 0, 0, 0 },
e86e2fa1 517 {"links", 'l', POPT_ARG_VAL, &preserve_links, 1, 0, 0 },
b6164938
WD		 518 {"no-links", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
519 {"no-l", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
e86e2fa1
WD		 520 {"copy-links", 'L', POPT_ARG_NONE, &copy_links, 0, 0, 0 },
521 {"copy-unsafe-links",0, POPT_ARG_NONE, &copy_unsafe_links, 0, 0, 0 },
522 {"safe-links", 0, POPT_ARG_NONE, &safe_symlinks, 0, 0, 0 },
2dbf36ef 523 {"copy-dirlinks", 'k', POPT_ARG_NONE, &copy_dirlinks, 0, 0, 0 },
e86e2fa1 524 {"keep-dirlinks", 'K', POPT_ARG_NONE, &keep_dirlinks, 0, 0, 0 },
e0e32031 525 {"hard-links", 'H', POPT_ARG_NONE, 0, 'H', 0, 0 },
beab3078
WD		 526 {"no-hard-links", 0, POPT_ARG_VAL, &preserve_hard_links, 0, 0, 0 },
527 {"no-H", 0, POPT_ARG_VAL, &preserve_hard_links, 0, 0, 0 },
e86e2fa1
WD		 528 {"relative", 'R', POPT_ARG_VAL, &relative_paths, 1, 0, 0 },
529 {"no-relative", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
b6164938 530 {"no-R", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
2dbf36ef 531 {"implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 1, 0, 0 },
e86e2fa1 532 {"no-implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
d6ca255c
WD		 533 {"i-d", 0, POPT_ARG_VAL, &implied_dirs, 1, 0, 0 },
534 {"no-i-d", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
e16adcdf 535 {"chmod", 0, POPT_ARG_STRING, 0, OPT_CHMOD, 0, 0 },
afb6e945
WD		 536 {"ignore-times", 'I', POPT_ARG_NONE, &ignore_times, 0, 0, 0 },
537 {"size-only", 0, POPT_ARG_NONE, &size_only, 0, 0, 0 },
243c995f 538 {"one-file-system", 'x', POPT_ARG_NONE, 0, 'x', 0, 0 },
28fb6365
WD		 539 {"no-one-file-system",'x',POPT_ARG_VAL, &one_file_system, 0, 0, 0 },
540 {"no-x", 'x', POPT_ARG_VAL, &one_file_system, 0, 0, 0 },
e86e2fa1 541 {"update", 'u', POPT_ARG_NONE, &update_only, 0, 0, 0 },
e90aab49 542 {"existing", 0, POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
e90aab49 543 {"ignore-non-existing",0,POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
d2da915c 544 {"ignore-existing", 0, POPT_ARG_NONE, &ignore_existing, 0, 0, 0 },
aeb213ea 545 {"max-size", 0, POPT_ARG_STRING, &max_size_arg, OPT_MAX_SIZE, 0, 0 },
74de13d1 546 {"min-size", 0, POPT_ARG_STRING, &min_size_arg, OPT_MIN_SIZE, 0, 0 },
852e763b
WD		 547 {"sparse", 'S', POPT_ARG_VAL, &sparse_files, 1, 0, 0 },
548 {"no-sparse", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 },
549 {"no-S", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 },
550 {"inplace", 0, POPT_ARG_VAL, &inplace, 1, 0, 0 },
551 {"no-inplace", 0, POPT_ARG_VAL, &inplace, 0, 0, 0 },
936fa865
WD		 552 {"append", 0, POPT_ARG_NONE, 0, OPT_APPEND, 0, 0 },
553 {"append-verify", 0, POPT_ARG_VAL, &append_mode, 2, 0, 0 },
554 {"no-append", 0, POPT_ARG_VAL, &append_mode, 0, 0, 0 },
3671987f 555 {"del", 0, POPT_ARG_NONE, &delete_during, 0, 0, 0 },
3359acb8 556 {"delete", 0, POPT_ARG_NONE, &delete_mode, 0, 0, 0 },
e0e32031 557 {"delete-before", 0, POPT_ARG_NONE, &delete_before, 0, 0, 0 },
b0cacef1
WD		 558 {"delete-during", 0, POPT_ARG_VAL, &delete_during, 1, 0, 0 },
559 {"delete-delay", 0, POPT_ARG_VAL, &delete_during, 2, 0, 0 },
51d48398
WD		 560 {"delete-after", 0, POPT_ARG_NONE, &delete_after, 0, 0, 0 },
561 {"delete-excluded", 0, POPT_ARG_NONE, &delete_excluded, 0, 0, 0 },
47c11975
WD		 562 {"remove-sent-files",0, POPT_ARG_VAL, &remove_source_files, 2, 0, 0 }, /* deprecated */
563 {"remove-source-files",0,POPT_ARG_VAL, &remove_source_files, 1, 0, 0 },
852e763b
WD		 564 {"force", 0, POPT_ARG_VAL, &force_delete, 1, 0, 0 },
565 {"no-force", 0, POPT_ARG_VAL, &force_delete, 0, 0, 0 },
566 {"ignore-errors", 0, POPT_ARG_VAL, &ignore_errors, 1, 0, 0 },
567 {"no-ignore-errors", 0, POPT_ARG_VAL, &ignore_errors, 0, 0, 0 },
e86e2fa1
WD		 568 {"max-delete", 0, POPT_ARG_INT, &max_delete, 0, 0, 0 },
569 {0, 'F', POPT_ARG_NONE, 0, 'F', 0, 0 },
aa4d3b4c 570 {"filter", 'f', POPT_ARG_STRING, 0, OPT_FILTER, 0, 0 },
8db7cc2c
WD		 571 {"exclude", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE, 0, 0 },
572 {"include", 0, POPT_ARG_STRING, 0, OPT_INCLUDE, 0, 0 },
573 {"exclude-from", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE_FROM, 0, 0 },
574 {"include-from", 0, POPT_ARG_STRING, 0, OPT_INCLUDE_FROM, 0, 0 },
afb6e945 575 {"cvs-exclude", 'C', POPT_ARG_NONE, &cvs_exclude, 0, 0, 0 },
afb6e945
WD		 576 {"whole-file", 'W', POPT_ARG_VAL, &whole_file, 1, 0, 0 },
577 {"no-whole-file", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
b6164938 578 {"no-W", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
8487f9cf
WD		 579 {"checksum", 'c', POPT_ARG_VAL, &always_checksum, 1, 0, 0 },
580 {"no-checksum", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
581 {"no-c", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
a06b419d 582 {"block-size", 'B', POPT_ARG_LONG, &block_size, 0, 0, 0 },
e012f858 583 {"compare-dest", 0, POPT_ARG_STRING, 0, OPT_COMPARE_DEST, 0, 0 },
1de3e99b 584 {"copy-dest", 0, POPT_ARG_STRING, 0, OPT_COPY_DEST, 0, 0 },
e012f858 585 {"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 },
852e763b
WD		 586 {"fuzzy", 'y', POPT_ARG_VAL, &fuzzy_basis, 1, 0, 0 },
587 {"no-fuzzy", 0, POPT_ARG_VAL, &fuzzy_basis, 0, 0, 0 },
492ad042 588 {"no-y", 0, POPT_ARG_VAL, &fuzzy_basis, 0, 0, 0 },
854a1aad 589 {"compress", 'z', POPT_ARG_NONE, 0, 'z', 0, 0 },
8487f9cf
WD		 590 {"no-compress", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
591 {"no-z", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
852e763b 592 {"skip-compress", 0, POPT_ARG_STRING, &skip_compress, 0, 0, 0 },
854a1aad 593 {"compress-level", 0, POPT_ARG_INT, &def_compress_level, 'z', 0, 0 },
11bfaf63 594 {0, 'P', POPT_ARG_NONE, 0, 'P', 0, 0 },
b6164938
WD		 595 {"progress", 0, POPT_ARG_VAL, &do_progress, 1, 0, 0 },
596 {"no-progress", 0, POPT_ARG_VAL, &do_progress, 0, 0, 0 },
597 {"partial", 0, POPT_ARG_VAL, &keep_partial, 1, 0, 0 },
598 {"no-partial", 0, POPT_ARG_VAL, &keep_partial, 0, 0, 0 },
a7260c40 599 {"partial-dir", 0, POPT_ARG_STRING, &partial_dir, 0, 0, 0 },
8487f9cf
WD		 600 {"delay-updates", 0, POPT_ARG_VAL, &delay_updates, 1, 0, 0 },
601 {"no-delay-updates", 0, POPT_ARG_VAL, &delay_updates, 0, 0, 0 },
852e763b
WD		 602 {"prune-empty-dirs",'m', POPT_ARG_VAL, &prune_empty_dirs, 1, 0, 0 },
603 {"no-prune-empty-dirs",0,POPT_ARG_VAL, &prune_empty_dirs, 0, 0, 0 },
604 {"no-m", 0, POPT_ARG_VAL, &prune_empty_dirs, 0, 0, 0 },
87c0f9d6 605 {"log-file", 0, POPT_ARG_STRING, &logfile_name, 0, 0, 0 },
b3e4e7ef
WD		 606 {"log-file-format", 0, POPT_ARG_STRING, &logfile_format, 0, 0, 0 },
607 {"out-format", 0, POPT_ARG_STRING, &stdout_format, 0, 0, 0 },
608 {"log-format", 0, POPT_ARG_STRING, &stdout_format, 0, 0, 0 }, /* DEPRECATED */
487094a0 609 {"itemize-changes", 'i', POPT_ARG_NONE, 0, 'i', 0, 0 },
8487f9cf
WD		 610 {"no-itemize-changes",0, POPT_ARG_VAL, &itemize_changes, 0, 0, 0 },
611 {"no-i", 0, POPT_ARG_VAL, &itemize_changes, 0, 0, 0 },
afb6e945 612 {"bwlimit", 0, POPT_ARG_INT, &bwlimit, 0, 0, 0 },
8487f9cf
WD		 613 {"no-bwlimit", 0, POPT_ARG_VAL, &bwlimit, 0, 0, 0 },
614 {"backup", 'b', POPT_ARG_VAL, &make_backups, 1, 0, 0 },
615 {"no-backup", 0, POPT_ARG_VAL, &make_backups, 0, 0, 0 },
afb6e945 616 {"backup-dir", 0, POPT_ARG_STRING, &backup_dir, 0, 0, 0 },
e86e2fa1
WD		 617 {"suffix", 0, POPT_ARG_STRING, &backup_suffix, 0, 0, 0 },
618 {"list-only", 0, POPT_ARG_VAL, &list_only, 2, 0, 0 },
8db7cc2c
WD		 619 {"read-batch", 0, POPT_ARG_STRING, &batch_name, OPT_READ_BATCH, 0, 0 },
620 {"write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_WRITE_BATCH, 0, 0 },
11e758a4 621 {"only-write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_ONLY_WRITE_BATCH, 0, 0 },
ea5164d1 622 {"files-from", 0, POPT_ARG_STRING, &files_from, 0, 0, 0 },
8487f9cf
WD		 623 {"from0", '0', POPT_ARG_VAL, &eol_nulls, 1, 0, 0},
624 {"no-from0", 0, POPT_ARG_VAL, &eol_nulls, 0, 0, 0},
c35d6e35
WD		 625 {"protect-args", 's', POPT_ARG_VAL, &protect_args, 1, 0, 0},
626 {"no-protect-args", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
627 {"no-s", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
8487f9cf
WD		 628 {"numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 1, 0, 0 },
629 {"no-numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 0, 0, 0 },
e86e2fa1 630 {"timeout", 0, POPT_ARG_INT, &io_timeout, 0, 0, 0 },
8487f9cf 631 {"no-timeout", 0, POPT_ARG_VAL, &io_timeout, 0, 0, 0 },
ba22c9e2 632 {"contimeout", 0, POPT_ARG_INT, &connect_timeout, 0, 0, 0 },
852e763b 633 {"no-contimeout", 0, POPT_ARG_VAL, &connect_timeout, 0, 0, 0 },
e86e2fa1
WD		 634 {"rsh", 'e', POPT_ARG_STRING, &shell_cmd, 0, 0, 0 },
635 {"rsync-path", 0, POPT_ARG_STRING, &rsync_path, 0, 0, 0 },
636 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
332cf6df
WD		 637#ifdef ICONV_OPTION
638 {"iconv", 0, POPT_ARG_STRING, &iconv_opt, 0, 0, 0 },
0b52f94d 639 {"no-iconv", 0, POPT_ARG_NONE, 0, OPT_NO_ICONV, 0, 0 },
332cf6df 640#endif
3dd22903
WD		 641 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
642 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
852e763b
WD		 643 {"8-bit-output", '8', POPT_ARG_VAL, &allow_8bit_chars, 1, 0, 0 },
644 {"no-8-bit-output", 0, POPT_ARG_VAL, &allow_8bit_chars, 0, 0, 0 },
645 {"no-8", 0, POPT_ARG_VAL, &allow_8bit_chars, 0, 0, 0 },
8487f9cf 646 {"qsort", 0, POPT_ARG_NONE, &use_qsort, 0, 0, 0 },
e86e2fa1
WD		 647 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
648 {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
831f06a5 649 {"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
e86e2fa1
WD		 650 {"password-file", 0, POPT_ARG_STRING, &password_file, 0, 0, 0 },
651 {"blocking-io", 0, POPT_ARG_VAL, &blocking_io, 1, 0, 0 },
652 {"no-blocking-io", 0, POPT_ARG_VAL, &blocking_io, 0, 0, 0 },
7a2eca41 653 {"remote-option", 'M', POPT_ARG_STRING, 0, 'M', 0, 0 },
e86e2fa1
WD		 654 {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
655 {"checksum-seed", 0, POPT_ARG_INT, &checksum_seed, 0, 0, 0 },
0ccffd7c 656 {"server", 0, POPT_ARG_NONE, 0, OPT_SERVER, 0, 0 },
e86e2fa1
WD		 657 {"sender", 0, POPT_ARG_NONE, 0, OPT_SENDER, 0, 0 },
658 /* All the following options switch us into daemon-mode option-parsing. */
3ac7f5d4
WD		 659 {"config", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 },
660 {"daemon", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
1f35babc 661 {"detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
3ac7f5d4 662 {"no-detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
3ac7f5d4
WD		 663 {0,0,0,0, 0, 0, 0}
664};
665
666static void daemon_usage(enum logcode F)
667{
668 print_rsync_version(F);
669
b64ee91a
WD		 670 rprintf(F,"\n");
671 rprintf(F,"Usage: rsync --daemon [OPTION]...\n");
3ac7f5d4 672 rprintf(F," --address=ADDRESS bind to the specified address\n");
b3708acf 673 rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
3ac7f5d4
WD		 674 rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
675 rprintf(F," --no-detach do not detach from the parent\n");
b3708acf 676 rprintf(F," --port=PORT listen on alternate port number\n");
87c0f9d6 677 rprintf(F," --log-file=FILE override the \"log file\" setting\n");
232658d9 678 rprintf(F," --log-file-format=FMT override the \"log format\" setting\n");
831f06a5 679 rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
1bd9db74 680 rprintf(F," -v, --verbose increase verbosity\n");
3ac7f5d4
WD		 681 rprintf(F," -4, --ipv4 prefer IPv4\n");
682 rprintf(F," -6, --ipv6 prefer IPv6\n");
05724c07 683 rprintf(F," --help show this help screen\n");
3ac7f5d4 684
b64ee91a
WD		 685 rprintf(F,"\n");
686 rprintf(F,"If you were not trying to invoke rsync as a daemon, avoid using any of the\n");
3ac7f5d4
WD		 687 rprintf(F,"daemon-specific rsync options. See also the rsyncd.conf(5) man page.\n");
688}
689
690static struct poptOption long_daemon_options[] = {
691 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
692 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
9fb08441 693 {"bwlimit", 0, POPT_ARG_INT, &daemon_bwlimit, 0, 0, 0 },
3ac7f5d4
WD		 694 {"config", 0, POPT_ARG_STRING, &config_file, 0, 0, 0 },
695 {"daemon", 0, POPT_ARG_NONE, &daemon_opt, 0, 0, 0 },
3ac7f5d4
WD		 696 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
697 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
1f35babc 698 {"detach", 0, POPT_ARG_VAL, &no_detach, 0, 0, 0 },
8487f9cf 699 {"no-detach", 0, POPT_ARG_VAL, &no_detach, 1, 0, 0 },
87c0f9d6 700 {"log-file", 0, POPT_ARG_STRING, &logfile_name, 0, 0, 0 },
232658d9 701 {"log-file-format", 0, POPT_ARG_STRING, &logfile_format, 0, 0, 0 },
3ac7f5d4 702 {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
831f06a5 703 {"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
3ac7f5d4
WD		 704 {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
705 {"server", 0, POPT_ARG_NONE, &am_server, 0, 0, 0 },
b8cc3587 706 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
1bd9db74 707 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
b6e22a47
WD		 708 {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
709 {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
3ac7f5d4 710 {"help", 'h', POPT_ARG_NONE, 0, 'h', 0, 0 },
ad715008 711 {0,0,0,0, 0, 0, 0}
2855f61f 712};
7a6421fa 713
06963d0f 714
e51094b7 715static char err_buf[200];
cd8185f2 716
2855f61f 717
dafe63ca
MP		 718/**
719 * Store the option error message, if any, so that we can log the
720 * connection attempt (which requires parsing the options), and then
721 * show the error later on.
722 **/
cd8185f2
AT		 723void option_error(void)
724{
e51094b7 725 if (!err_buf[0]) {
c9bce0b8
WD		 726 strlcpy(err_buf, "Error parsing options: option may "
727 "be supported on client but not on server?\n",
728 sizeof err_buf);
cd8185f2 729 }
e51094b7 730
e51094b7 731 rprintf(FERROR, RSYNC_NAME ": %s", err_buf);
8f1dc165 732 msleep(20);
cd8185f2
AT		 733}
734
dafe63ca
MP		 735
736/**
27ed20f7
WD		 737 * Tweak the option table to disable all options that the rsyncd.conf
738 * file has told us to refuse.
dafe63ca 739 **/
27ed20f7 740static void set_refuse_options(char *bp)
cd8185f2 741{
27ed20f7 742 struct poptOption *op;
093e816c 743 char *cp, shortname[2];
d73e7f6e 744 int is_wild, found_match;
093e816c
WD		 745
746 shortname[1] = '\0';
27ed20f7
WD		 747
748 while (1) {
06a50542
WD		 749 while (*bp == ' ') bp++;
750 if (!*bp)
751 break;
27ed20f7
WD		 752 if ((cp = strchr(bp, ' ')) != NULL)
753 *cp= '\0';
093e816c 754 is_wild = strpbrk(bp, "*?[") != NULL;
d73e7f6e 755 found_match = 0;
55afbb52 756 for (op = long_options; ; op++) {
093e816c 757 *shortname = op->shortName;
d73e7f6e
WD		 758 if (!op->longName && !*shortname)
759 break;
760 if ((op->longName && wildmatch(bp, op->longName))
684d7582 761 || (*shortname && wildmatch(bp, shortname))) {
e57211c5
WD		 762 if (op->argInfo == POPT_ARG_VAL)
763 op->argInfo = POPT_ARG_NONE;
06a50542 764 op->val = (op - long_options) + OPT_REFUSED_BASE;
d73e7f6e 765 found_match = 1;
3671987f
WD		 766 /* These flags are set to let us easily check
767 * an implied option later in the code. */
768 switch (*shortname) {
3671987f
WD		 769 case 'r': case 'd': case 'l': case 'p':
770 case 't': case 'g': case 'o': case 'D':
771 refused_archive_part = op->val;
772 break;
854a1aad
WD		 773 case 'z':
774 refused_compress = op->val;
775 break;
3671987f
WD		 776 case '\0':
777 if (wildmatch("delete", op->longName))
778 refused_delete = op->val;
3296f91b
WD		 779 else if (wildmatch("delete-before", op->longName))
780 refused_delete_before = op->val;
e0e32031
WD		 781 else if (wildmatch("delete-during", op->longName))
782 refused_delete_during = op->val;
3671987f
WD		 783 else if (wildmatch("partial", op->longName))
784 refused_partial = op->val;
785 else if (wildmatch("progress", op->longName))
786 refused_progress = op->val;
a015788d
WD		 787 else if (wildmatch("inplace", op->longName))
788 refused_inplace = op->val;
0b52f94d
WD		 789 else if (wildmatch("no-iconv", op->longName))
790 refused_no_iconv = op->val;
3671987f
WD		 791 break;
792 }
06a50542
WD		 793 if (!is_wild)
794 break;
27ed20f7 795 }
cd8185f2 796 }
d73e7f6e
WD		 797 if (!found_match) {
798 rprintf(FLOG, "No match for refuse-options string \"%s\"\n",
799 bp);
800 }
27ed20f7
WD		 801 if (!cp)
802 break;
803 *cp = ' ';
804 bp = cp + 1;
cd8185f2 805 }
cd8185f2
AT		 806}
807
808
8db7cc2c 809static int count_args(const char **argv)
2855f61f 810{
dfa32483 811 int i = 0;
2855f61f 812
8db7cc2c
WD		 813 if (argv) {
814 while (argv[i] != NULL)
815 i++;
816 }
dfa32483
WD		 817
818 return i;
2855f61f
MP		 819}
820
821
837d01dd 822static OFF_T parse_size_arg(char **size_arg, char def_suf)
95e107db 823{
3c19f72c
WD		 824 int reps, mult, make_compatible = 0;
825 const char *arg;
826 OFF_T size = 1;
95e107db 827
2dc7b8bd 828 for (arg = *size_arg; isDigit(arg); arg++) {}
95e107db 829 if (*arg == '.')
2dc7b8bd 830 for (arg++; isDigit(arg); arg++) {}
3c19f72c 831 switch (*arg && *arg != '+' && *arg != '-' ? *arg++ : def_suf) {
837d01dd 832 case 'b': case 'B':
3c19f72c 833 reps = 0;
837d01dd 834 break;
95e107db 835 case 'k': case 'K':
3c19f72c 836 reps = 1;
95e107db
WD		 837 break;
838 case 'm': case 'M':
3c19f72c 839 reps = 2;
95e107db
WD		 840 break;
841 case 'g': case 'G':
3c19f72c 842 reps = 3;
95e107db
WD		 843 break;
844 default:
3c19f72c 845 return -1;
95e107db 846 }
3c19f72c
WD		 847 if (*arg == 'b' || *arg == 'B')
848 mult = 1000, make_compatible = 1, arg++;
849 else if (!*arg || *arg == '+' || *arg == '-')
850 mult = 1024;
851 else if (strncasecmp(arg, "ib", 2) == 0)
852 mult = 1024, arg += 2;
853 else
854 return -1;
855 while (reps--)
856 size *= mult;
857 size *= atof(*size_arg);
858 if ((*arg == '+' || *arg == '-') && arg[1] == '1')
859 size += atoi(arg), make_compatible = 1, arg += 2;
860 if (*arg)
861 return -1;
aeb213ea 862 if (size > 0 && make_compatible) {
74de13d1
WD		 863 /* We convert this manually because we may need %lld precision,
864 * and that's not a portable sprintf() escape. */
8f14cc49 865 char buf[128], *s = buf + sizeof buf - 1;
aeb213ea 866 OFF_T num = size;
8f14cc49 867 *s = '\0';
aeb213ea 868 while (num) {
26404276 869 *--s = (char)(num % 10) + '0';
aeb213ea
WD		 870 num /= 10;
871 }
872 if (!(*size_arg = strdup(s)))
873 out_of_memory("parse_size_arg");
874 }
95e107db
WD		 875 return size;
876}
877
878
3671987f
WD		 879static void create_refuse_error(int which)
880{
881 /* The "which" value is the index + OPT_REFUSED_BASE. */
882 struct poptOption *op = &long_options[which - OPT_REFUSED_BASE];
883 int n = snprintf(err_buf, sizeof err_buf,
884 "The server is configured to refuse --%s\n",
885 op->longName) - 1;
886 if (op->shortName) {
887 snprintf(err_buf + n, sizeof err_buf - n,
888 " (-%c)\n", op->shortName);
889 }
890}
891
892
dafe63ca
MP		 893/**
894 * Process command line arguments. Called on both local and remote.
895 *
896 * @retval 1 if all options are OK; with globals set to appropriate
897 * values
898 *
899 * @retval 0 on error, with err_buf containing an explanation
900 **/
53936ef9 901int parse_arguments(int *argc_p, const char ***argv_p)
7a6421fa 902{
7a4addaa 903 static poptContext pc;
ffbffc64
WD		 904 char *ref = lp_refuse_options(module_id);
905 const char *arg, **argv = *argv_p;
906 int argc = *argc_p;
907 int opt;
d853783f 908
27ed20f7
WD		 909 if (ref && *ref)
910 set_refuse_options(ref);
0b52f94d 911 if (am_daemon) {
232658d9 912 set_refuse_options("log-file*");
2357a51e 913#ifdef ICONV_OPTION
0b52f94d
WD		 914 if (!*lp_charset(module_id))
915 set_refuse_options("iconv");
2357a51e 916#endif
0b52f94d 917 }
27ed20f7 918
332cf6df 919#ifdef ICONV_OPTION
a4453606 920 if (!am_daemon && !protect_args && (arg = getenv("RSYNC_ICONV")) != NULL && *arg)
332cf6df
WD		 921 iconv_opt = strdup(arg);
922#endif
923
dfa32483 924 /* TODO: Call poptReadDefaultConfig; handle errors. */
cd8185f2 925
dfa32483
WD		 926 /* The context leaks in case of an error, but if there's a
927 * problem we always exit anyhow. */
7a4addaa
WD		 928 if (pc)
929 poptFreeContext(pc);
930 pc = poptGetContext(RSYNC_NAME, argc, argv, long_options, 0);
931 if (!am_server)
932 poptReadDefaultConfig(pc, 0);
2855f61f
MP		 933
934 while ((opt = poptGetNextOpt(pc)) != -1) {
dfa32483
WD		 935 /* most options are handled automatically by popt;
936 * only special cases are returned and listed here. */
2855f61f 937
d853783f
AT		 938 switch (opt) {
939 case OPT_VERSION:
dfa32483 940 print_rsync_version(FINFO);
d853783f 941 exit_cleanup(0);
dfa32483 942
0ccffd7c
WD		 943 case OPT_SERVER:
944 if (!am_server) {
945 /* Disable popt aliases on the server side and
946 * then start parsing the options again. */
947 poptFreeContext(pc);
ffbffc64 948 pc = poptGetContext(RSYNC_NAME, argc, argv,
0ccffd7c
WD		 949 long_options, 0);
950 am_server = 1;
951 }
332cf6df
WD		 952#ifdef ICONV_OPTION
953 iconv_opt = NULL;
954#endif
0ccffd7c
WD		 955 break;
956
957 case OPT_SENDER:
958 if (!am_server) {
959 usage(FERROR);
960 exit_cleanup(RERR_SYNTAX);
961 }
962 am_sender = 1;
963 break;
964
3ac7f5d4
WD		 965 case OPT_DAEMON:
966 if (am_daemon) {
c9bce0b8
WD		 967 strlcpy(err_buf,
968 "Attempt to hack rsync thwarted!\n",
969 sizeof err_buf);
3ac7f5d4
WD		 970 return 0;
971 }
332cf6df
WD		 972#ifdef ICONV_OPTION
973 iconv_opt = NULL;
974#endif
3ac7f5d4 975 poptFreeContext(pc);
ffbffc64 976 pc = poptGetContext(RSYNC_NAME, argc, argv,
3ac7f5d4
WD		 977 long_daemon_options, 0);
978 while ((opt = poptGetNextOpt(pc)) != -1) {
979 switch (opt) {
980 case 'h':
981 daemon_usage(FINFO);
982 exit_cleanup(0);
983
1bd9db74
WD		 984 case 'v':
985 verbose++;
986 break;
987
3ac7f5d4
WD		 988 default:
989 rprintf(FERROR,
990 "rsync: %s: %s (in daemon mode)\n",
991 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
992 poptStrerror(opt));
993 goto daemon_error;
994 }
995 }
b6e22a47
WD		 996
997 if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) {
998 snprintf(err_buf, sizeof err_buf,
999 "the --temp-dir path is WAY too long.\n");
1000 return 0;
1001 }
1002
3ac7f5d4
WD		 1003 if (!daemon_opt) {
1004 rprintf(FERROR, "Daemon option(s) used without --daemon.\n");
1005 daemon_error:
1006 rprintf(FERROR,
1007 "(Type \"rsync --daemon --help\" for assistance with daemon mode.)\n");
1008 exit_cleanup(RERR_SYNTAX);
1009 }
b6e22a47 1010
ffbffc64
WD		 1011 *argv_p = argv = poptGetArgs(pc);
1012 *argc_p = argc = count_args(argv);
7f2a1f65 1013 am_starting_up = 0;
3ac7f5d4
WD		 1014 daemon_opt = 0;
1015 am_daemon = 1;
1016 return 1;
1017
5b56cc19 1018 case OPT_MODIFY_WINDOW:
dfa32483
WD		 1019 /* The value has already been set by popt, but
1020 * we need to remember that we're using a
1021 * non-default setting. */
5b56cc19
AT		 1022 modify_window_set = 1;
1023 break;
1de50993 1024
aa4d3b4c 1025 case OPT_FILTER:
3a5e9224 1026 parse_rule(&filter_list, poptGetOptArg(pc), 0, 0);
d853783f
AT		 1027 break;
1028
aa4d3b4c 1029 case OPT_EXCLUDE:
3a5e9224 1030 parse_rule(&filter_list, poptGetOptArg(pc),
0a68f869 1031 0, XFLG_OLD_PREFIXES);
aa4d3b4c
WD		 1032 break;
1033
d853783f 1034 case OPT_INCLUDE:
3a5e9224 1035 parse_rule(&filter_list, poptGetOptArg(pc),
0a68f869 1036 MATCHFLG_INCLUDE, XFLG_OLD_PREFIXES);
d853783f
AT		 1037 break;
1038
1039 case OPT_EXCLUDE_FROM:
93695764 1040 case OPT_INCLUDE_FROM:
7be73df4 1041 arg = poptGetOptArg(pc);
1a7f3d99 1042 if (sanitize_paths)
d48810ba 1043 arg = sanitize_path(NULL, arg, NULL, 0, SP_DEFAULT);
819bfe45 1044 if (daemon_filter_list.head) {
200aec7d 1045 int rej;
a1018691 1046 char *dir, *cp = strdup(arg);
d3ef9859
WD		 1047 if (!cp)
1048 out_of_memory("parse_arguments");
3671987f
WD		 1049 if (!*cp)
1050 goto options_rejected;
a1018691
WD		 1051 dir = cp + (*cp == '/' ? module_dirlen : 0);
1052 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1053 rej = check_filter(&daemon_filter_list, FLOG, dir, 0) < 0;
d3ef9859 1054 free(cp);
200aec7d
WD		 1055 if (rej)
1056 goto options_rejected;
ba3db479 1057 }
3a5e9224
WD		 1058 parse_filter_file(&filter_list, arg,
1059 opt == OPT_INCLUDE_FROM ? MATCHFLG_INCLUDE : 0,
1060 XFLG_FATAL_ERRORS | XFLG_OLD_PREFIXES);
93695764
DD		 1061 break;
1062
b6164938
WD		 1063 case 'a':
1064 if (refused_archive_part) {
1065 create_refuse_error(refused_archive_part);
1066 return 0;
1067 }
1068 if (!recurse) /* preserve recurse == 2 */
1069 recurse = 1;
1070#ifdef SUPPORT_LINKS
1071 preserve_links = 1;
1072#endif
1073 preserve_perms = 1;
f9998046 1074 preserve_times = 2;
b6164938
WD		 1075 preserve_gid = 1;
1076 preserve_uid = 1;
1077 preserve_devices = 1;
b5c6a6ae
WD		 1078 preserve_specials = 1;
1079 break;
1080
1081 case 'D':
1082 preserve_devices = preserve_specials = 1;
1083 break;
1084
1085 case OPT_NO_D:
1086 preserve_devices = preserve_specials = 0;
b6164938
WD		 1087 break;
1088
3ca9e5d8
WD		 1089 case 'h':
1090 human_readable++;
1091 break;
1092
e0e32031
WD		 1093 case 'H':
1094 preserve_hard_links++;
1095 break;
1096
487094a0
WD		 1097 case 'i':
1098 itemize_changes++;
1099 break;
1100
d853783f
AT		 1101 case 'v':
1102 verbose++;
1103 break;
7a6421fa 1104
b86f0cef 1105 case 'q':
53936ef9 1106 quiet++;
b86f0cef
DD		 1107 break;
1108
243c995f
WD		 1109 case 'x':
1110 one_file_system++;
1111 break;
1112
aa4d3b4c
WD		 1113 case 'F':
1114 switch (++F_option_cnt) {
1115 case 1:
3a5e9224 1116 parse_rule(&filter_list,": /.rsync-filter",0,0);
aa4d3b4c
WD		 1117 break;
1118 case 2:
3a5e9224 1119 parse_rule(&filter_list,"- .rsync-filter",0,0);
aa4d3b4c
WD		 1120 break;
1121 }
1122 break;
1123
d9fcc198 1124 case 'P':
3671987f
WD		 1125 if (refused_partial || refused_progress) {
1126 create_refuse_error(refused_partial
1127 ? refused_partial : refused_progress);
1128 return 0;
1129 }
d9fcc198
AT		 1130 do_progress = 1;
1131 keep_partial = 1;
1132 break;
1133
854a1aad
WD		 1134 case 'z':
1135 if (def_compress_level < Z_DEFAULT_COMPRESSION
1136 || def_compress_level > Z_BEST_COMPRESSION) {
1137 snprintf(err_buf, sizeof err_buf,
1138 "--compress-level value is invalid: %d\n",
1139 def_compress_level);
1140 return 0;
1141 }
1142 do_compression = def_compress_level != Z_NO_COMPRESSION;
1143 if (do_compression && refused_compress) {
1144 create_refuse_error(refused_compress);
1145 return 0;
1146 }
1147 break;
1148
7a2eca41
WD		 1149 case 'M':
1150 arg = poptGetOptArg(pc);
1151 if (*arg != '-') {
1152 snprintf(err_buf, sizeof err_buf,
1153 "Remote option must start with a dash: %s\n", arg);
1154 return 0;
1155 }
1156 if (remote_option_cnt+2 >= remote_option_alloc) {
1157 remote_option_alloc += 16;
1158 remote_options = realloc_array(remote_options,
1159 const char *, remote_option_alloc);
1160 if (!remote_options)
1161 out_of_memory("parse_arguments");
1162 if (!remote_option_cnt)
1163 remote_options[0] = "ARG0";
1164 }
1165 remote_options[++remote_option_cnt] = arg;
1166 remote_options[remote_option_cnt+1] = NULL;
1167 break;
1168
088aac85 1169 case OPT_WRITE_BATCH:
9b3318b0 1170 /* batch_name is already set */
088aac85
DD		 1171 write_batch = 1;
1172 break;
1173
11e758a4
WD		 1174 case OPT_ONLY_WRITE_BATCH:
1175 /* batch_name is already set */
1176 write_batch = -1;
1177 break;
1178
76f79ba7 1179 case OPT_READ_BATCH:
9b3318b0 1180 /* batch_name is already set */
6902ed17
MP		 1181 read_batch = 1;
1182 break;
ea5164d1 1183
0b52f94d 1184 case OPT_NO_ICONV:
15dbffc2 1185#ifdef ICONV_OPTION
0b52f94d 1186 iconv_opt = NULL;
15dbffc2 1187#endif
0b52f94d
WD		 1188 break;
1189
7d5acf1d 1190 case OPT_MAX_SIZE:
837d01dd 1191 if ((max_size = parse_size_arg(&max_size_arg, 'b')) <= 0) {
e012f858 1192 snprintf(err_buf, sizeof err_buf,
7d5acf1d
WD		 1193 "--max-size value is invalid: %s\n",
1194 max_size_arg);
e012f858 1195 return 0;
7d5acf1d
WD		 1196 }
1197 break;
1198
74de13d1
WD		 1199 case OPT_MIN_SIZE:
1200 if ((min_size = parse_size_arg(&min_size_arg, 'b')) <= 0) {
1201 snprintf(err_buf, sizeof err_buf,
1202 "--min-size value is invalid: %s\n",
1203 min_size_arg);
1204 return 0;
1205 }
1206 break;
1207
936fa865
WD		 1208 case OPT_APPEND:
1209 if (am_server)
1210 append_mode++;
1211 else
1212 append_mode = 1;
1213 break;
1214
59c95e42 1215 case OPT_LINK_DEST:
fcecb70b 1216#ifdef SUPPORT_HARD_LINKS
59c95e42 1217 link_dest = 1;
e012f858
WD		 1218 dest_option = "--link-dest";
1219 goto set_dest_dir;
59c95e42 1220#else
d175d7e1 1221 snprintf(err_buf, sizeof err_buf,
dfa32483 1222 "hard links are not supported on this %s\n",
59c95e42 1223 am_server ? "server" : "client");
59c95e42
DD		 1224 return 0;
1225#endif
1226
1de3e99b
WD		 1227 case OPT_COPY_DEST:
1228 copy_dest = 1;
1229 dest_option = "--copy-dest";
1230 goto set_dest_dir;
1231
e012f858
WD		 1232 case OPT_COMPARE_DEST:
1233 compare_dest = 1;
1234 dest_option = "--compare-dest";
1235 set_dest_dir:
3b26bba0 1236 if (basis_dir_cnt >= MAX_BASIS_DIRS) {
e012f858
WD		 1237 snprintf(err_buf, sizeof err_buf,
1238 "ERROR: at most %d %s args may be specified\n",
1239 MAX_BASIS_DIRS, dest_option);
1240 return 0;
1241 }
ad77db8b
WD		 1242 /* We defer sanitizing this arg until we know what
1243 * our destination directory is going to be. */
1244 basis_dir[basis_dir_cnt++] = (char *)poptGetOptArg(pc);
e012f858
WD		 1245 break;
1246
e16adcdf
WD		 1247 case OPT_CHMOD:
1248 arg = poptGetOptArg(pc);
bbe42182 1249 if (!parse_chmod(arg, &chmod_modes)) {
e16adcdf
WD		 1250 snprintf(err_buf, sizeof err_buf,
1251 "Invalid argument passed to --chmod (%s)\n",
1252 arg);
1253 return 0;
1254 }
1255 break;
1256
f5a910dd
WD		 1257 case OPT_HELP:
1258 usage(FINFO);
1259 exit_cleanup(0);
1260
1c3344a1
WD		 1261 case 'A':
1262#ifdef SUPPORT_ACLS
1263 preserve_acls = 1;
1264 preserve_perms = 1;
1265 break;
1266#else
1267 /* FIXME: this should probably be ignored with a
eb8f5c74
WD		 1268 * warning and then countermeasures taken to
1269 * restrict group and other access in the presence
1270 * of any more restrictive ACLs, but this is safe
1c3344a1
WD		 1271 * for now */
1272 snprintf(err_buf,sizeof(err_buf),
1273 "ACLs are not supported on this %s\n",
1274 am_server ? "server" : "client");
1275 return 0;
1276#endif
1277
16edf865
WD		 1278 case 'X':
1279#ifdef SUPPORT_XATTRS
524eaa82 1280 preserve_xattrs++;
16edf865
WD		 1281 break;
1282#else
1283 snprintf(err_buf,sizeof(err_buf),
1284 "extended attributes are not supported on this %s\n",
1285 am_server ? "server" : "client");
1286 return 0;
1287#endif
1c3344a1 1288
d853783f 1289 default:
55afbb52 1290 /* A large opt value means that set_refuse_options()
3671987f 1291 * turned this option off. */
c67d1386 1292 if (opt >= OPT_REFUSED_BASE) {
3671987f
WD		 1293 create_refuse_error(opt);
1294 return 0;
27ed20f7 1295 }
3671987f
WD		 1296 snprintf(err_buf, sizeof err_buf, "%s%s: %s\n",
1297 am_server ? "on remote machine: " : "",
1298 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
1299 poptStrerror(opt));
dfa32483 1300 return 0;
d853783f 1301 }
7a6421fa 1302 }
2855f61f 1303
20893751 1304 if (human_readable && argc == 2 && !am_server) {
3ca9e5d8 1305 /* Allow the old meaning of 'h' (--help) on its own. */
05724c07
WD		 1306 usage(FINFO);
1307 exit_cleanup(0);
1308 }
1309
332cf6df 1310#ifdef ICONV_OPTION
a4453606 1311 if (iconv_opt && protect_args != 2) {
332cf6df
WD		 1312 if (!am_server && strcmp(iconv_opt, "-") == 0)
1313 iconv_opt = NULL;
1314 else
1315 need_unsorted_flist = 1;
1316 }
0b52f94d
WD		 1317 if (refused_no_iconv && !iconv_opt) {
1318 create_refuse_error(refused_no_iconv);
1319 return 0;
1320 }
332cf6df
WD		 1321#endif
1322
53936ef9
WD		 1323 if (protect_args == 1 && am_server)
1324 return 1;
a4453606 1325
73cb6738
WD		 1326 *argv_p = argv = poptGetArgs(pc);
1327 *argc_p = argc = count_args(argv);
1328
4f5b0756 1329#ifndef SUPPORT_LINKS
54e87b4b 1330 if (preserve_links && !am_sender) {
e1add893
WD		 1331 snprintf(err_buf, sizeof err_buf,
1332 "symlinks are not supported on this %s\n",
1333 am_server ? "server" : "client");
e1add893
WD		 1334 return 0;
1335 }
1336#endif
1337
4f5b0756 1338#ifndef SUPPORT_HARD_LINKS
e1add893
WD		 1339 if (preserve_hard_links) {
1340 snprintf(err_buf, sizeof err_buf,
1341 "hard links are not supported on this %s\n",
1342 am_server ? "server" : "client");
e1add893
WD		 1343 return 0;
1344 }
1345#endif
1346
cbbd8e2e
WD		 1347#ifdef SUPPORT_XATTRS
1348 if (am_root < 0 && preserve_xattrs > 1) {
1349 snprintf(err_buf, sizeof err_buf,
1350 "--fake-super conflicts with -XX\n");
1351 return 0;
1352 }
1353#else
9439c0cb
WD		 1354 if (am_root < 0) {
1355 snprintf(err_buf, sizeof err_buf,
1356 "--fake-super requires an rsync with extended attributes enabled\n");
1357 return 0;
1358 }
1359#endif
1360
088aac85 1361 if (write_batch && read_batch) {
c3ea0990 1362 snprintf(err_buf, sizeof err_buf,
36119893 1363 "--write-batch and --read-batch can not be used together\n");
c3ea0990 1364 return 0;
088aac85 1365 }
11e758a4 1366 if (write_batch > 0 || read_batch) {
94327ff0
WD		 1367 if (am_server) {
1368 rprintf(FINFO,
1369 "ignoring --%s-batch option sent to server\n",
1370 write_batch ? "write" : "read");
1371 /* We don't actually exit_cleanup(), so that we can
1372 * still service older version clients that still send
1373 * batch args to server. */
1374 read_batch = write_batch = 0;
1375 batch_name = NULL;
254ee3ba
WD		 1376 } else if (dry_run)
1377 write_batch = 0;
69e2b4ee
WD		 1378 } else if (write_batch < 0 && dry_run)
1379 write_batch = 0;
36119893 1380 if (read_batch && files_from) {
c3ea0990 1381 snprintf(err_buf, sizeof err_buf,
36119893 1382 "--read-batch cannot be used with --files-from\n");
c3ea0990 1383 return 0;
36119893 1384 }
9b3318b0 1385 if (batch_name && strlen(batch_name) > MAX_BATCH_NAME_LEN) {
c3ea0990 1386 snprintf(err_buf, sizeof err_buf,
9b3318b0
WD		 1387 "the batch-file name must be %d characters or less.\n",
1388 MAX_BATCH_NAME_LEN);
c3ea0990 1389 return 0;
beb93684 1390 }
088aac85 1391
ce58b1b4 1392 if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) {
c3ea0990
WD		 1393 snprintf(err_buf, sizeof err_buf,
1394 "the --temp-dir path is WAY too long.\n");
1395 return 0;
ce58b1b4
WD		 1396 }
1397
7b9598b2
WD		 1398 if (max_delete < 0 && max_delete != INT_MIN) {
1399 /* Negative numbers are treated as "no deletions". */
1400 max_delete = 0;
1401 }
1402
1de3e99b 1403 if (compare_dest + copy_dest + link_dest > 1) {
e012f858 1404 snprintf(err_buf, sizeof err_buf,
1de3e99b 1405 "You may not mix --compare-dest, --copy-dest, and --link-dest.\n");
e012f858
WD		 1406 return 0;
1407 }
1408
b6164938
WD		 1409 if (files_from) {
1410 if (recurse == 1) /* preserve recurse == 2 */
1411 recurse = 0;
550d4e23 1412 if (xfer_dirs < 0)
b6164938 1413 xfer_dirs = 1;
dfa32483 1414 }
51d48398 1415
20893751 1416 if (argc < 2 && !read_batch && !am_server)
73cb6738
WD		 1417 list_only |= 1;
1418
1419 if (xfer_dirs >= 4) {
1420 parse_rule(&filter_list, "- /*/*", 0, 0);
1421 recurse = xfer_dirs = 1;
1422 } else if (recurse)
1423 xfer_dirs = 1;
1424 else if (xfer_dirs < 0)
1425 xfer_dirs = list_only ? 1 : 0;
dfa32483 1426
ea5164d1
WD		 1427 if (relative_paths < 0)
1428 relative_paths = files_from? 1 : 0;
89f2a4c2
WD		 1429 if (!relative_paths)
1430 implied_dirs = 0;
ea5164d1 1431
e0e32031 1432 if (delete_before + !!delete_during + delete_after > 1) {
3359acb8 1433 snprintf(err_buf, sizeof err_buf,
c6eb7fad 1434 "You may not combine multiple --delete-WHEN options.\n");
3359acb8
WD		 1435 return 0;
1436 }
f5a910dd 1437 if (delete_before || delete_during || delete_after)
51d48398 1438 delete_mode = 1;
3296f91b 1439 else if (delete_mode || delete_excluded) {
e0e32031 1440 /* Only choose now between before & during if one is refused. */
3296f91b 1441 if (refused_delete_before) {
e0e32031
WD		 1442 if (!refused_delete_during)
1443 delete_during = 1;
1444 else {
1445 create_refuse_error(refused_delete_before);
1446 return 0;
1447 }
1448 } else if (refused_delete_during)
1449 delete_before = 1;
1450 delete_mode = 1;
3296f91b 1451 }
89fb5026
WD		 1452 if (!xfer_dirs && delete_mode) {
1453 snprintf(err_buf, sizeof err_buf,
1454 "--delete does not work without -r or -d.\n");
1455 return 0;
f5a910dd 1456 }
51d48398 1457
3671987f
WD		 1458 if (delete_mode && refused_delete) {
1459 create_refuse_error(refused_delete);
1460 return 0;
1461 }
1462
47c11975
WD		 1463 if (remove_source_files) {
1464 /* We only want to infer this refusal of --remove-source-files
07c6ae7d
WD		 1465 * via the refusal of "delete", not any of the "delete-FOO"
1466 * options. */
1467 if (refused_delete && am_sender) {
1468 create_refuse_error(refused_delete);
1469 return 0;
1470 }
1471 need_messages_from_generator = 1;
1472 }
1473
7be73df4
WD		 1474 if (sanitize_paths) {
1475 int i;
ffbffc64 1476 for (i = argc; i-- > 0; )
d48810ba 1477 argv[i] = sanitize_path(NULL, argv[i], "", 0, SP_KEEP_DOT_DIRS);
1a7f3d99 1478 if (tmpdir)
d48810ba 1479 tmpdir = sanitize_path(NULL, tmpdir, NULL, 0, SP_DEFAULT);
1a7f3d99 1480 if (backup_dir)
d48810ba 1481 backup_dir = sanitize_path(NULL, backup_dir, NULL, 0, SP_DEFAULT);
7be73df4 1482 }
819bfe45
WD		 1483 if (daemon_filter_list.head && !am_sender) {
1484 struct filter_list_struct *elp = &daemon_filter_list;
c3ea0990 1485 if (tmpdir) {
a1018691 1486 char *dir;
3671987f
WD		 1487 if (!*tmpdir)
1488 goto options_rejected;
a1018691
WD		 1489 dir = tmpdir + (*tmpdir == '/' ? module_dirlen : 0);
1490 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1491 if (check_filter(elp, FLOG, dir, 1) < 0)
c3ea0990
WD		 1492 goto options_rejected;
1493 }
c3ea0990 1494 if (backup_dir) {
a1018691 1495 char *dir;
3671987f
WD		 1496 if (!*backup_dir)
1497 goto options_rejected;
a1018691
WD		 1498 dir = backup_dir + (*backup_dir == '/' ? module_dirlen : 0);
1499 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1500 if (check_filter(elp, FLOG, dir, 1) < 0)
f0fa8c6d 1501 goto options_rejected;
c3ea0990
WD		 1502 }
1503 }
7be73df4 1504
d175d7e1 1505 if (!backup_suffix)
e0391f81 1506 backup_suffix = backup_dir ? "" : BACKUP_SUFFIX;
d175d7e1 1507 backup_suffix_len = strlen(backup_suffix);
80ddadb7 1508 if (strchr(backup_suffix, '/') != NULL) {
c3ea0990
WD		 1509 snprintf(err_buf, sizeof err_buf,
1510 "--suffix cannot contain slashes: %s\n",
80ddadb7 1511 backup_suffix);
c3ea0990 1512 return 0;
80ddadb7 1513 }
e0391f81
WD		 1514 if (backup_dir) {
1515 backup_dir_len = strlcpy(backup_dir_buf, backup_dir, sizeof backup_dir_buf);
1516 backup_dir_remainder = sizeof backup_dir_buf - backup_dir_len;
1517 if (backup_dir_remainder < 32) {
c3ea0990
WD		 1518 snprintf(err_buf, sizeof err_buf,
1519 "the --backup-dir path is WAY too long.\n");
1520 return 0;
e0391f81
WD		 1521 }
1522 if (backup_dir_buf[backup_dir_len - 1] != '/') {
1523 backup_dir_buf[backup_dir_len++] = '/';
1524 backup_dir_buf[backup_dir_len] = '\0';
1525 }
0ee6ca98
WD		 1526 if (verbose > 1 && !am_sender)
1527 rprintf(FINFO, "backup_dir is %s\n", backup_dir_buf);
8dcf9335 1528 } else if (!backup_suffix_len && (!am_server || !am_sender)) {
c3ea0990 1529 snprintf(err_buf, sizeof err_buf,
d175d7e1 1530 "--suffix cannot be a null string without --backup-dir\n");
c3ea0990 1531 return 0;
eb8f5c74
WD		 1532 } else if (make_backups && delete_mode && !delete_excluded && !am_server) {
1533 snprintf(backup_dir_buf, sizeof backup_dir_buf,
f41152d3 1534 "P *%s", backup_suffix);
eb8f5c74 1535 parse_rule(&filter_list, backup_dir_buf, 0, 0);
d175d7e1 1536 }
fbd91cae
WD		 1537
1538 if (make_backups && !backup_dir) {
1539 omit_dir_times = 0; /* Implied, so avoid -O to sender. */
1540 if (preserve_times > 1)
1541 preserve_times = 1;
1542 } else if (omit_dir_times) {
1543 if (preserve_times > 1)
1544 preserve_times = 1;
1545 }
d175d7e1 1546
b3e4e7ef
WD		 1547 if (stdout_format) {
1548 if (am_server && log_format_has(stdout_format, 'I'))
1549 stdout_format_has_i = 2;
1550 else if (log_format_has(stdout_format, 'i'))
1551 stdout_format_has_i = itemize_changes | 1;
1552 if (!log_format_has(stdout_format, 'b')
1553 && !log_format_has(stdout_format, 'c'))
e7651884
WD		 1554 log_before_transfer = !am_server;
1555 } else if (itemize_changes) {
b3e4e7ef
WD		 1556 stdout_format = "%i %n%L";
1557 stdout_format_has_i = itemize_changes;
e7651884
WD		 1558 log_before_transfer = !am_server;
1559 }
87383697 1560
bb4e4d88
WD		 1561 if (do_progress) {
1562 if (am_server)
1563 do_progress = 0;
1564 else if (!verbose && !log_before_transfer && !am_server)
1565 verbose = 1;
1566 }
87383697 1567
11e758a4
WD		 1568 if (dry_run)
1569 do_xfers = 0;
1570
9ac756c6
WD		 1571 set_io_timeout(io_timeout);
1572
b3e4e7ef
WD		 1573 if (verbose && !stdout_format) {
1574 stdout_format = "%n%L";
87383697 1575 log_before_transfer = !am_server;
3671987f 1576 }
b3e4e7ef
WD		 1577 if (stdout_format_has_i || log_format_has(stdout_format, 'o'))
1578 stdout_format_has_o_or_i = 1;
e2559dbe 1579
232658d9 1580 if (logfile_name && !am_daemon) {
b3e4e7ef 1581 if (!logfile_format) {
232658d9 1582 logfile_format = "%i %n%L";
87c0f9d6 1583 logfile_format_has_i = logfile_format_has_o_or_i = 1;
b3e4e7ef
WD		 1584 } else {
1585 if (log_format_has(logfile_format, 'i'))
19b85876 1586 logfile_format_has_i = 1;
b3e4e7ef
WD		 1587 if (logfile_format_has_i || log_format_has(logfile_format, 'o'))
1588 logfile_format_has_o_or_i = 1;
87c0f9d6 1589 }
6dc9b74b 1590 log_init(0);
2873603a
WD		 1591 } else if (!am_daemon)
1592 logfile_format = NULL;
87c0f9d6 1593
9fb08441
WD		 1594 if (daemon_bwlimit && (!bwlimit || bwlimit > daemon_bwlimit))
1595 bwlimit = daemon_bwlimit;
3c74c3a3
WD		 1596 if (bwlimit) {
1597 bwlimit_writemax = (size_t)bwlimit * 128;
1598 if (bwlimit_writemax < 512)
1599 bwlimit_writemax = 512;
1600 }
1601
cfce9f6d 1602 if (sparse_files && inplace) {
c3851185 1603 /* Note: we don't check for this below, because --append is
cfce9f6d
WD		 1604 * OK with --sparse (as long as redos are handled right). */
1605 snprintf(err_buf, sizeof err_buf,
1606 "--sparse cannot be used with --inplace\n");
1607 return 0;
1608 }
1609
a015788d
WD		 1610 if (append_mode) {
1611 if (whole_file > 0) {
1612 snprintf(err_buf, sizeof err_buf,
1613 "--append cannot be used with --whole-file\n");
1614 return 0;
1615 }
1616 if (refused_inplace) {
1617 create_refuse_error(refused_inplace);
1618 return 0;
1619 }
1620 inplace = 1;
1621 }
1622
f06e7082 1623 if (delay_updates && !partial_dir)
77860bac 1624 partial_dir = tmp_partialdir;
f06e7082 1625
a3221d2a 1626 if (inplace) {
4f5b0756 1627#ifdef HAVE_FTRUNCATE
a7260c40
WD		 1628 if (partial_dir) {
1629 snprintf(err_buf, sizeof err_buf,
a015788d
WD		 1630 "--%s cannot be used with --%s\n",
1631 append_mode ? "append" : "inplace",
f06e7082 1632 delay_updates ? "delay-updates" : "partial-dir");
a7260c40
WD		 1633 return 0;
1634 }
3671987f
WD		 1635 /* --inplace implies --partial for refusal purposes, but we
1636 * clear the keep_partial flag for internal logic purposes. */
1637 if (refused_partial) {
1638 create_refuse_error(refused_partial);
1639 return 0;
1640 }
a3221d2a 1641 keep_partial = 0;
ded4daf0
WD		 1642#else
1643 snprintf(err_buf, sizeof err_buf,
a015788d
WD		 1644 "--%s is not supported on this %s\n",
1645 append_mode ? "append" : "inplace",
ded4daf0
WD		 1646 am_server ? "server" : "client");
1647 return 0;
1648#endif
075aa18f 1649 } else {
bc880cb8 1650 if (keep_partial && !partial_dir && !am_server) {
3671987f
WD		 1651 if ((arg = getenv("RSYNC_PARTIAL_DIR")) != NULL && *arg)
1652 partial_dir = strdup(arg);
1653 }
075aa18f 1654 if (partial_dir) {
3671987f 1655 if (*partial_dir)
b58bfb2f 1656 clean_fname(partial_dir, CFN_COLLAPSE_DOT_DOT_DIRS);
075aa18f
WD		 1657 if (!*partial_dir || strcmp(partial_dir, ".") == 0)
1658 partial_dir = NULL;
3671987f
WD		 1659 if (!partial_dir && refused_partial) {
1660 create_refuse_error(refused_partial);
1661 return 0;
1662 }
075aa18f
WD		 1663 keep_partial = 1;
1664 }
a3221d2a
WD		 1665 }
1666
ea5164d1 1667 if (files_from) {
305666bf
WD		 1668 char *h, *p;
1669 int q;
ffbffc64 1670 if (argc > 2 || (!am_daemon && argc == 1)) {
ea5164d1
WD		 1671 usage(FERROR);
1672 exit_cleanup(RERR_SYNTAX);
1673 }
63596e1c 1674 if (strcmp(files_from, "-") == 0) {
ea5164d1 1675 filesfrom_fd = 0;
63596e1c 1676 if (am_server)
305666bf
WD		 1677 filesfrom_host = ""; /* reading from socket */
1678 } else if ((p = check_for_hostspec(files_from, &h, &q)) != 0) {
ea5164d1 1679 if (am_server) {
305666bf
WD		 1680 snprintf(err_buf, sizeof err_buf,
1681 "The --files-from sent to the server cannot specify a host.\n");
1682 return 0;
ea5164d1 1683 }
305666bf
WD		 1684 files_from = p;
1685 filesfrom_host = h;
1686 if (strcmp(files_from, "-") == 0) {
c3ea0990
WD		 1687 snprintf(err_buf, sizeof err_buf,
1688 "Invalid --files-from remote filename\n");
1689 return 0;
ea5164d1
WD		 1690 }
1691 } else {
305666bf 1692 if (sanitize_paths)
d48810ba 1693 files_from = sanitize_path(NULL, files_from, NULL, 0, SP_DEFAULT);
819bfe45 1694 if (daemon_filter_list.head) {
a1018691 1695 char *dir;
305666bf
WD		 1696 if (!*files_from)
1697 goto options_rejected;
a1018691
WD		 1698 dir = files_from + (*files_from == '/' ? module_dirlen : 0);
1699 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1700 if (check_filter(&daemon_filter_list, FLOG, dir, 0) < 0)
305666bf
WD		 1701 goto options_rejected;
1702 }
ea5164d1
WD		 1703 filesfrom_fd = open(files_from, O_RDONLY|O_BINARY);
1704 if (filesfrom_fd < 0) {
c3ea0990
WD		 1705 snprintf(err_buf, sizeof err_buf,
1706 "failed to open files-from file %s: %s\n",
1707 files_from, strerror(errno));
1708 return 0;
ea5164d1
WD		 1709 }
1710 }
1711 }
1712
7f2a1f65
WD		 1713 am_starting_up = 0;
1714
b11ed3b1 1715 return 1;
f0fa8c6d
WD		 1716
1717 options_rejected:
1718 snprintf(err_buf, sizeof err_buf,
1719 "Your options have been rejected by the server.\n");
1720 return 0;
7a6421fa
AT		 1721}
1722
1723
dafe63ca
MP		 1724/**
1725 * Construct a filtered list of options to pass through from the
1726 * client to the server.
1727 *
1728 * This involves setting options that will tell the server how to
1729 * behave, and also filtering out options that are processed only
1730 * locally.
1731 **/
ffbffc64 1732void server_options(char **args, int *argc_p)
7a6421fa 1733{
74ba98a5 1734 static char argstr[64];
ffbffc64 1735 int ac = *argc_p;
f98c60bf 1736 char *arg;
d853783f
AT		 1737 int i, x;
1738
def97ff9 1739 /* This should always remain first on the server's command-line. */
d853783f
AT		 1740 args[ac++] = "--server";
1741
e208631a 1742 if (daemon_over_rsh > 0) {
1312d9fc 1743 args[ac++] = "--daemon";
ffbffc64 1744 *argc_p = ac;
1312d9fc
WD		 1745 /* if we're passing --daemon, we're done */
1746 return;
1747 }
1748
d853783f
AT		 1749 if (!am_sender)
1750 args[ac++] = "--sender";
1751
1752 x = 1;
1753 argstr[0] = '-';
a4453606
WD		 1754
1755 if (protect_args)
1756 argstr[x++] = 's';
1757
f98c60bf 1758 for (i = 0; i < verbose; i++)
d853783f 1759 argstr[x++] = 'v';
f0b36a48 1760
b86f0cef 1761 /* the -q option is intentionally left out */
d853783f
AT		 1762 if (make_backups)
1763 argstr[x++] = 'b';
1764 if (update_only)
1765 argstr[x++] = 'u';
2dbf36ef 1766 if (!do_xfers) /* Note: NOT "dry_run"! */
d853783f
AT		 1767 argstr[x++] = 'n';
1768 if (preserve_links)
1769 argstr[x++] = 'l';
73cb6738
WD		 1770 if ((xfer_dirs >= 2 && xfer_dirs < 4)
1771 || (xfer_dirs && !recurse && (list_only || (delete_mode && am_sender))))
5454d22a 1772 argstr[x++] = 'd';
35bf8fa0
WD		 1773 if (am_sender) {
1774 if (keep_dirlinks)
1775 argstr[x++] = 'K';
876c9936
WD		 1776 if (prune_empty_dirs)
1777 argstr[x++] = 'm';
f9998046 1778 if (omit_dir_times)
35bf8fa0 1779 argstr[x++] = 'O';
2dbf36ef
WD		 1780 } else {
1781 if (copy_links)
1782 argstr[x++] = 'L';
1783 if (copy_dirlinks)
1784 argstr[x++] = 'k';
35bf8fa0 1785 }
1bfbf40b 1786
dfa32483 1787 if (whole_file > 0)
d853783f 1788 argstr[x++] = 'W';
bceec82f
MP		 1789 /* We don't need to send --no-whole-file, because it's the
1790 * default for remote transfers, and in any case old versions
1791 * of rsync will not understand it. */
dfa32483 1792
e0e32031 1793 if (preserve_hard_links) {
d853783f 1794 argstr[x++] = 'H';
e0e32031
WD		 1795 if (preserve_hard_links > 1)
1796 argstr[x++] = 'H';
1797 }
d853783f
AT		 1798 if (preserve_uid)
1799 argstr[x++] = 'o';
1800 if (preserve_gid)
1801 argstr[x++] = 'g';
b5c6a6ae 1802 if (preserve_devices) /* ignore preserve_specials here */
d853783f
AT		 1803 argstr[x++] = 'D';
1804 if (preserve_times)
1805 argstr[x++] = 't';
1806 if (preserve_perms)
1807 argstr[x++] = 'p';
344f9ba7
WD		 1808 else if (preserve_executability && am_sender)
1809 argstr[x++] = 'E';
1c3344a1
WD		 1810#ifdef SUPPORT_ACLS
1811 if (preserve_acls)
1812 argstr[x++] = 'A';
16edf865
WD		 1813#endif
1814#ifdef SUPPORT_XATTRS
524eaa82 1815 if (preserve_xattrs) {
16edf865 1816 argstr[x++] = 'X';
524eaa82
WD		 1817 if (preserve_xattrs > 1)
1818 argstr[x++] = 'X';
1819 }
1c3344a1 1820#endif
aa7a6e87 1821 if (recurse)
d853783f
AT		 1822 argstr[x++] = 'r';
1823 if (always_checksum)
1824 argstr[x++] = 'c';
1825 if (cvs_exclude)
1826 argstr[x++] = 'C';
1827 if (ignore_times)
1828 argstr[x++] = 'I';
1829 if (relative_paths)
1830 argstr[x++] = 'R';
243c995f 1831 if (one_file_system) {
d853783f 1832 argstr[x++] = 'x';
243c995f
WD		 1833 if (one_file_system > 1)
1834 argstr[x++] = 'x';
1835 }
d853783f
AT		 1836 if (sparse_files)
1837 argstr[x++] = 'S';
1838 if (do_compression)
1839 argstr[x++] = 'z';
f0b36a48 1840
95def6d9 1841 /* We make use of the -e option to let the server know about any
1ed56a05
WD		 1842 * pre-release protocol version && some behavior flags. */
1843 argstr[x++] = 'e';
2ed790f3 1844#if SUBPROTOCOL_VERSION != 0
2ed790f3 1845 if (protocol_version == PROTOCOL_VERSION) {
486f8cd1 1846 x += snprintf(argstr+x, sizeof argstr - x,
1ed56a05 1847 "%d.%d", PROTOCOL_VERSION, SUBPROTOCOL_VERSION);
95def6d9 1848 } else
2ed790f3 1849#endif
1ed56a05
WD		 1850 argstr[x++] = '.';
1851 set_allow_inc_recurse();
1852 if (allow_inc_recurse)
95def6d9 1853 argstr[x++] = 'i';
1ed56a05
WD		 1854#if defined HAVE_LUTIMES && defined HAVE_UTIMES
1855 argstr[x++] = 'L';
1856#endif
332cf6df
WD		 1857 argstr[x] = '\0';
1858
7a2eca41
WD		 1859 if (x > (int)sizeof argstr) { /* Not possible... */
1860 rprintf(FERROR, "argstr overflow in server_options().\n");
1861 exit_cleanup(RERR_MALLOC);
1862 }
1863
1ed56a05 1864 args[ac++] = argstr;
d853783f 1865
a4453606
WD		 1866#ifdef ICONV_OPTION
1867 if (iconv_opt) {
1868 char *set = strchr(iconv_opt, ',');
1869 if (set)
1870 set++;
1871 else
1872 set = iconv_opt;
1873 if (asprintf(&arg, "--iconv=%s", set) < 0)
1874 goto oom;
1875 args[ac++] = arg;
1876 }
1877#endif
1878
53936ef9 1879 if (protect_args && !local_server) /* unprotected args stop here */
a4453606
WD		 1880 args[ac++] = NULL;
1881
51d48398
WD		 1882 if (list_only > 1)
1883 args[ac++] = "--list-only";
1884
f5a910dd
WD		 1885 /* This makes sure that the remote rsync can handle deleting with -d
1886 * sans -r because the --no-r option was added at the same time. */
1887 if (xfer_dirs && !recurse && delete_mode && am_sender)
1888 args[ac++] = "--no-r";
1889
854a1aad
WD		 1890 if (do_compression && def_compress_level != Z_DEFAULT_COMPRESSION) {
1891 if (asprintf(&arg, "--compress-level=%d", def_compress_level) < 0)
1892 goto oom;
1893 args[ac++] = arg;
1894 }
1895
b5c6a6ae
WD		 1896 if (preserve_devices) {
1897 /* Note: sending "--devices" would not be backward-compatible. */
1898 if (!preserve_specials)
1899 args[ac++] = "--no-specials"; /* -D is already set. */
1900 } else if (preserve_specials)
1901 args[ac++] = "--specials";
1902
5c5e1598
WD		 1903 /* The server side doesn't use our log-format, but in certain
1904 * circumstances they need to know a little about the option. */
b3e4e7ef
WD		 1905 if (stdout_format && am_sender) {
1906 /* Use --log-format, not --out-format, for compatibility. */
1907 if (stdout_format_has_i > 1)
487094a0 1908 args[ac++] = "--log-format=%i%I";
b3e4e7ef 1909 else if (stdout_format_has_i)
684d7582 1910 args[ac++] = "--log-format=%i";
b3e4e7ef 1911 else if (stdout_format_has_o_or_i)
5c5e1598
WD		 1912 args[ac++] = "--log-format=%o";
1913 else if (!verbose)
1914 args[ac++] = "--log-format=X";
1915 }
1f30a674 1916
195bd906 1917 if (block_size) {
a06b419d 1918 if (asprintf(&arg, "-B%lu", block_size) < 0)
f98c60bf
WD		 1919 goto oom;
1920 args[ac++] = arg;
dfa32483 1921 }
d853783f
AT		 1922
1923 if (io_timeout) {
f98c60bf
WD		 1924 if (asprintf(&arg, "--timeout=%d", io_timeout) < 0)
1925 goto oom;
1926 args[ac++] = arg;
dfa32483 1927 }
d853783f 1928
ef5d23eb 1929 if (bwlimit) {
f98c60bf
WD		 1930 if (asprintf(&arg, "--bwlimit=%d", bwlimit) < 0)
1931 goto oom;
1932 args[ac++] = arg;
ef5d23eb
DD		 1933 }
1934
d175d7e1
WD		 1935 if (backup_dir) {
1936 args[ac++] = "--backup-dir";
1937 args[ac++] = backup_dir;
1938 }
1939
1940 /* Only send --suffix if it specifies a non-default value. */
f98c60bf 1941 if (strcmp(backup_suffix, backup_dir ? "" : BACKUP_SUFFIX) != 0) {
191e40da 1942 /* We use the following syntax to avoid weirdness with '~'. */
f98c60bf
WD		 1943 if (asprintf(&arg, "--suffix=%s", backup_suffix) < 0)
1944 goto oom;
1945 args[ac++] = arg;
d853783f
AT		 1946 }
1947
06a50542 1948 if (am_sender) {
7b9598b2
WD		 1949 if (max_delete > 0) {
1950 if (asprintf(&arg, "--max-delete=%d", max_delete) < 0)
1951 goto oom;
1952 args[ac++] = arg;
1953 } else if (max_delete == 0)
d6ca255c 1954 args[ac++] = "--max-delete=-1";
7b9598b2
WD		 1955 if (min_size) {
1956 args[ac++] = "--min-size";
1957 args[ac++] = min_size_arg;
1958 }
1959 if (max_size) {
1960 args[ac++] = "--max-size";
1961 args[ac++] = max_size_arg;
1962 }
e0e32031 1963 if (delete_before)
c6eb7fad 1964 args[ac++] = "--delete-before";
0d152437
WD		 1965 else if (delete_during == 2)
1966 args[ac++] = "--delete-delay";
1967 else if (delete_during)
1968 args[ac++] = "--delete-during";
1969 else if (delete_after)
06a50542 1970 args[ac++] = "--delete-after";
e0e32031
WD		 1971 else if (delete_mode && !delete_excluded)
1972 args[ac++] = "--delete";
1973 if (delete_excluded)
1974 args[ac++] = "--delete-excluded";
06a50542
WD		 1975 if (force_delete)
1976 args[ac++] = "--force";
11e758a4
WD		 1977 if (write_batch < 0)
1978 args[ac++] = "--only-write-batch=X";
def97ff9
WD		 1979 if (am_root > 1)
1980 args[ac++] = "--super";
f17e769e
WD		 1981 if (size_only)
1982 args[ac++] = "--size-only";
b1e436ec
WD		 1983 } else {
1984 if (skip_compress) {
1985 if (asprintf(&arg, "--skip-compress=%s", skip_compress) < 0)
1986 goto oom;
1987 args[ac++] = arg;
1988 }
06a50542 1989 }
b33b791e 1990
5b56cc19 1991 if (modify_window_set) {
f98c60bf
WD		 1992 if (asprintf(&arg, "--modify-window=%d", modify_window) < 0)
1993 goto oom;
1994 args[ac++] = arg;
5b56cc19
AT		 1995 }
1996
c8d895de 1997 if (checksum_seed) {
221ddb94 1998 if (asprintf(&arg, "--checksum-seed=%d", checksum_seed) < 0)
c8d895de
WD		 1999 goto oom;
2000 args[ac++] = arg;
2001 }
2002
a7260c40 2003 if (partial_dir && am_sender) {
77860bac 2004 if (partial_dir != tmp_partialdir) {
3671987f
WD		 2005 args[ac++] = "--partial-dir";
2006 args[ac++] = partial_dir;
2007 }
f06e7082
WD		 2008 if (delay_updates)
2009 args[ac++] = "--delay-updates";
77860bac 2010 } else if (keep_partial && am_sender)
d853783f
AT		 2011 args[ac++] = "--partial";
2012
ef55c686
AT		 2013 if (ignore_errors)
2014 args[ac++] = "--ignore-errors";
2015
b5313607
DD		 2016 if (copy_unsafe_links)
2017 args[ac++] = "--copy-unsafe-links";
2018
d853783f
AT		 2019 if (safe_symlinks)
2020 args[ac++] = "--safe-links";
2021
2022 if (numeric_ids)
2023 args[ac++] = "--numeric-ids";
2024
95def6d9
WD		 2025 if (use_qsort)
2026 args[ac++] = "--use-qsort";
2027
4f3797c7
WD		 2028 if (am_sender) {
2029 if (ignore_existing)
2030 args[ac++] = "--ignore-existing";
2031
2032 /* Backward compatibility: send --existing, not --ignore-non-existing. */
2033 if (ignore_non_existing)
2034 args[ac++] = "--existing";
3d6feada 2035
4f3797c7
WD		 2036 if (tmpdir) {
2037 args[ac++] = "--temp-dir";
2038 args[ac++] = tmpdir;
2039 }
2040
2041 if (basis_dir[0]) {
2042 /* the server only needs this option if it is not the sender,
2043 * and it may be an older version that doesn't know this
2044 * option, so don't send it if client is the sender.
2045 */
2046 int i;
2047 for (i = 0; i < basis_dir_cnt; i++) {
2048 args[ac++] = dest_option;
2049 args[ac++] = basis_dir[i];
2050 }
2051 }
2052 }
e90aab49 2053
936fa865
WD		 2054 if (append_mode) {
2055 if (append_mode > 1)
2056 args[ac++] = "--append";
a015788d 2057 args[ac++] = "--append";
936fa865 2058 } else if (inplace)
a3221d2a
WD		 2059 args[ac++] = "--inplace";
2060
305666bf
WD		 2061 if (files_from && (!am_sender || filesfrom_host)) {
2062 if (filesfrom_host) {
ea5164d1 2063 args[ac++] = "--files-from";
305666bf 2064 args[ac++] = files_from;
ea5164d1
WD		 2065 if (eol_nulls)
2066 args[ac++] = "--from0";
2067 } else {
2068 args[ac++] = "--files-from=-";
2069 args[ac++] = "--from0";
2070 }
c0ab28d1
WD		 2071 if (!relative_paths)
2072 args[ac++] = "--no-relative";
ea5164d1 2073 }
33a04593
WD		 2074 /* It's OK that this checks the upper-bound of the protocol_version. */
2075 if (relative_paths && !implied_dirs && (!am_sender || protocol_version >= 30))
3a90ea0a 2076 args[ac++] = "--no-implied-dirs";
ea5164d1 2077
c4ed1487
WD		 2078 if (fuzzy_basis && am_sender)
2079 args[ac++] = "--fuzzy";
2080
47c11975
WD		 2081 if (remove_source_files == 1)
2082 args[ac++] = "--remove-source-files";
2083 else if (remove_source_files)
07c6ae7d
WD		 2084 args[ac++] = "--remove-sent-files";
2085
7a2eca41
WD		 2086 if (ac > MAX_SERVER_ARGS) { /* Not possible... */
2087 rprintf(FERROR, "argc overflow in server_options().\n");
2088 exit_cleanup(RERR_MALLOC);
2089 }
2090
2091 if (remote_option_cnt) {
2092 int j;
2093 if (ac + remote_option_cnt > MAX_SERVER_ARGS) {
2094 rprintf(FERROR, "too many remote options specified.\n");
2095 exit_cleanup(RERR_SYNTAX);
2096 }
2097 for (j = 1; j <= remote_option_cnt; j++)
2098 args[ac++] = (char*)remote_options[j];
2099 }
2100
ffbffc64 2101 *argc_p = ac;
f98c60bf
WD		 2102 return;
2103
2104 oom:
2105 out_of_memory("server_options");
7a6421fa
AT		 2106}
2107
305666bf
WD		 2108/* Look for a HOST specfication of the form "HOST:PATH", "HOST::PATH", or
2109 * "rsync://HOST:PORT/PATH". If found, *host_ptr will be set to some allocated
2110 * memory with the HOST. If a daemon-accessing spec was specified, the value
2111 * of *port_ptr will contain a non-0 port number, otherwise it will be set to
2112 * 0. The return value is a pointer to the PATH. Note that the HOST spec can
2113 * be an IPv6 literal address enclosed in '[' and ']' (such as "[::1]" or
2114 * "[::ffff:127.0.0.1]") which is returned without the '[' and ']'. */
2115char *check_for_hostspec(char *s, char **host_ptr, int *port_ptr)
ea5164d1 2116{
305666bf
WD		 2117 char *p;
2118 int not_host;
8f4ae68c 2119 int hostlen;
305666bf
WD		 2120
2121 if (port_ptr && strncasecmp(URL_PREFIX, s, strlen(URL_PREFIX)) == 0) {
2122 char *path;
305666bf
WD		 2123 s += strlen(URL_PREFIX);
2124 if ((p = strchr(s, '/')) != NULL) {
2125 hostlen = p - s;
2126 path = p + 1;
2127 } else {
2128 hostlen = strlen(s);
2129 path = "";
2130 }
2131 if (*s == '[' && (p = strchr(s, ']')) != NULL) {
2132 s++;
2133 hostlen = p - s;
c60b7056
WD		 2134 if (p[1] == ':')
2135 *port_ptr = atoi(p+2);
305666bf 2136 } else {
444f9f7b 2137 if ((p = strchr(s, ':')) != NULL && p < s + hostlen) {
305666bf
WD		 2138 hostlen = p - s;
2139 *port_ptr = atoi(p+1);
c60b7056 2140 }
305666bf 2141 }
c60b7056
WD		 2142 if (!*port_ptr)
2143 *port_ptr = RSYNC_PORT;
305666bf
WD		 2144 *host_ptr = new_array(char, hostlen + 1);
2145 strlcpy(*host_ptr, s, hostlen + 1);
2146 return path;
2147 }
ea5164d1 2148
305666bf 2149 if (*s == '[' && (p = strchr(s, ']')) != NULL && p[1] == ':') {
8f4ae68c
WD		 2150 s++;
2151 hostlen = p - s;
305666bf
WD		 2152 *p = '\0';
2153 not_host = strchr(s, '/') || !strchr(s, ':');
2154 *p = ']';
2155 if (not_host)
2156 return NULL;
c60b7056 2157 p++;
305666bf
WD		 2158 } else {
2159 if (!(p = strchr(s, ':')))
2160 return NULL;
8f4ae68c 2161 hostlen = p - s;
305666bf
WD		 2162 *p = '\0';
2163 not_host = strchr(s, '/') != NULL;
2164 *p = ':';
2165 if (not_host)
2166 return NULL;
2167 }
2168
8f4ae68c
WD		 2169 *host_ptr = new_array(char, hostlen + 1);
2170 strlcpy(*host_ptr, s, hostlen + 1);
ea5164d1 2171
305666bf
WD		 2172 if (p[1] == ':') {
2173 if (port_ptr && !*port_ptr)
2174 *port_ptr = RSYNC_PORT;
2175 return p + 2;
2176 }
2177 if (port_ptr)
2178 *port_ptr = 0;
ea5164d1 2179
305666bf 2180 return p + 1;
ea5164d1 2181}
Matt McCutchen's repository for rsync, the fast and versatile remote file copier