2 Copyright (C) Andrew Tridgell 1998
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 /* options parsing code */
27 int preserve_links = 0;
28 int preserve_hard_links = 0;
29 int preserve_perms = 0;
30 int preserve_devices = 0;
33 int preserve_times = 0;
40 int one_file_system=0;
62 int block_size=BLOCK_SIZE;
64 char *backup_suffix = BACKUP_SUFFIX;
66 char *compare_dest = NULL;
67 char *config_file = RSYNCD_CONF;
68 char *shell_cmd = NULL;
69 char *log_format = NULL;
70 char *password_file = NULL;
71 char *rsync_path = RSYNC_NAME;
72 int rsync_port = RSYNC_PORT;
76 int always_checksum = 0;
81 rprintf(F,"rsync version %s Copyright Andrew Tridgell and Paul Mackerras\n\n",
84 rprintf(F,"rsync is a file transfer program capable of efficient remote update\nvia a fast differencing algorithm.\n\n");
86 rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n");
87 rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC DEST\n");
88 rprintf(F," or rsync [OPTION]... SRC [SRC]... DEST\n");
89 rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n");
90 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n");
91 rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n");
92 rprintf(F,"SRC on single-colon remote HOST will be expanded by remote shell\n");
93 rprintf(F,"SRC on server remote HOST may contain shell wildcards or multiple\n");
94 rprintf(F," sources separated by space as long as they have same top-level\n");
95 rprintf(F,"\nOptions\n");
96 rprintf(F," -v, --verbose increase verbosity\n");
97 rprintf(F," -q, --quiet decrease verbosity\n");
98 rprintf(F," -c, --checksum always checksum\n");
99 rprintf(F," -a, --archive archive mode\n");
100 rprintf(F," -r, --recursive recurse into directories\n");
101 rprintf(F," -R, --relative use relative path names\n");
102 rprintf(F," -b, --backup make backups (default %s suffix)\n",BACKUP_SUFFIX);
103 rprintf(F," --suffix=SUFFIX override backup suffix\n");
104 rprintf(F," -u, --update update only (don't overwrite newer files)\n");
105 rprintf(F," -l, --links preserve soft links\n");
106 rprintf(F," -L, --copy-links treat soft links like regular files\n");
107 rprintf(F," --safe-links ignore links outside the destination tree\n");
108 rprintf(F," -H, --hard-links preserve hard links\n");
109 rprintf(F," -p, --perms preserve permissions\n");
110 rprintf(F," -o, --owner preserve owner (root only)\n");
111 rprintf(F," -g, --group preserve group\n");
112 rprintf(F," -D, --devices preserve devices (root only)\n");
113 rprintf(F," -t, --times preserve times\n");
114 rprintf(F," -S, --sparse handle sparse files efficiently\n");
115 rprintf(F," -n, --dry-run show what would have been transferred\n");
116 rprintf(F," -W, --whole-file copy whole files, no incremental checks\n");
117 rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n");
118 rprintf(F," -B, --block-size=SIZE checksum blocking size (default %d)\n",BLOCK_SIZE);
119 rprintf(F," -e, --rsh=COMMAND specify rsh replacement\n");
120 rprintf(F," --rsync-path=PATH specify path to rsync on the remote machine\n");
121 rprintf(F," -C, --cvs-exclude auto ignore files in the same way CVS does\n");
122 rprintf(F," --delete delete files that don't exist on the sending side\n");
123 rprintf(F," --partial keep partially transferred files\n");
124 rprintf(F," --force force deletion of directories even if not empty\n");
125 rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
126 rprintf(F," --timeout=TIME set IO timeout in seconds\n");
127 rprintf(F," -I, --ignore-times don't exclude files that match length and time\n");
128 rprintf(F," -T --temp-dir=DIR create temporary files in directory DIR\n");
129 rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
130 rprintf(F," -z, --compress compress file data\n");
131 rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n");
132 rprintf(F," --exclude-from=FILE exclude patterns listed in FILE\n");
133 rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n");
134 rprintf(F," --include-from=FILE don't exclude patterns listed in FILE\n");
135 rprintf(F," --version print version number\n");
136 rprintf(F," --daemon run as a rsync daemon\n");
137 rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
138 rprintf(F," --port=PORT specify alternate rsyncd port number\n");
139 rprintf(F," --stats give some file transfer stats\n");
140 rprintf(F," --progress show progress during transfer\n");
141 rprintf(F," --log-format=FORMAT log file transfers using specified format\n");
142 rprintf(F," --password-file=FILE get password from FILE\n");
143 rprintf(F," -h, --help show this help screen\n");
147 rprintf(F,"\nPlease see the rsync(1) and rsyncd.conf(5) man pages for full documentation\n");
148 rprintf(F,"See http://rsync.samba.org/ for updates and bug reports\n");
151 enum {OPT_VERSION,OPT_SUFFIX,OPT_SENDER,OPT_SERVER,OPT_EXCLUDE,
152 OPT_EXCLUDE_FROM,OPT_DELETE,OPT_NUMERIC_IDS,OPT_RSYNC_PATH,
153 OPT_FORCE,OPT_TIMEOUT,OPT_DAEMON,OPT_CONFIG,OPT_PORT,
154 OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_STATS, OPT_PARTIAL, OPT_PROGRESS,
155 OPT_SAFE_LINKS, OPT_COMPARE_DEST, OPT_LOG_FORMAT,OPT_PASSWORD_FILE};
157 static char *short_options = "oblLWHpguDCtcahvqrRIxnSe:B:T:z";
159 static struct option long_options[] = {
160 {"version", 0, 0, OPT_VERSION},
161 {"server", 0, 0, OPT_SERVER},
162 {"sender", 0, 0, OPT_SENDER},
163 {"delete", 0, 0, OPT_DELETE},
164 {"force", 0, 0, OPT_FORCE},
165 {"numeric-ids", 0, 0, OPT_NUMERIC_IDS},
166 {"exclude", 1, 0, OPT_EXCLUDE},
167 {"exclude-from",1, 0, OPT_EXCLUDE_FROM},
168 {"include", 1, 0, OPT_INCLUDE},
169 {"include-from",1, 0, OPT_INCLUDE_FROM},
170 {"rsync-path", 1, 0, OPT_RSYNC_PATH},
171 {"password-file", 1, 0, OPT_PASSWORD_FILE},
172 {"one-file-system",0, 0, 'x'},
173 {"ignore-times",0, 0, 'I'},
175 {"dry-run", 0, 0, 'n'},
176 {"sparse", 0, 0, 'S'},
177 {"cvs-exclude", 0, 0, 'C'},
178 {"archive", 0, 0, 'a'},
179 {"checksum", 0, 0, 'c'},
180 {"backup", 0, 0, 'b'},
181 {"update", 0, 0, 'u'},
182 {"verbose", 0, 0, 'v'},
183 {"quiet", 0, 0, 'q'},
184 {"recursive", 0, 0, 'r'},
185 {"relative", 0, 0, 'R'},
186 {"devices", 0, 0, 'D'},
187 {"perms", 0, 0, 'p'},
188 {"links", 0, 0, 'l'},
189 {"copy-links", 0, 0, 'L'},
190 {"safe-links", 0, 0, OPT_SAFE_LINKS},
191 {"whole-file", 0, 0, 'W'},
192 {"hard-links", 0, 0, 'H'},
193 {"owner", 0, 0, 'o'},
194 {"group", 0, 0, 'g'},
195 {"times", 0, 0, 't'},
197 {"suffix", 1, 0, OPT_SUFFIX},
198 {"block-size", 1, 0, 'B'},
199 {"timeout", 1, 0, OPT_TIMEOUT},
200 {"temp-dir", 1, 0, 'T'},
201 {"compare-dest", 1, 0, OPT_COMPARE_DEST},
202 {"compress", 0, 0, 'z'},
203 {"daemon", 0, 0, OPT_DAEMON},
204 {"stats", 0, 0, OPT_STATS},
205 {"progress", 0, 0, OPT_PROGRESS},
206 {"partial", 0, 0, OPT_PARTIAL},
207 {"config", 1, 0, OPT_CONFIG},
208 {"port", 1, 0, OPT_PORT},
209 {"log-format", 1, 0, OPT_LOG_FORMAT},
213 static char err_buf[100];
215 void option_error(void)
218 rprintf(FLOG,"%s", err_buf);
219 rprintf(FERROR,"%s", err_buf);
221 rprintf(FLOG,"Error parsing options - unsupported option?\n");
222 rprintf(FERROR,"Error parsing options - unsupported option?\n");
224 exit_cleanup(RERR_UNSUPPORTED);
227 /* check to see if we should refuse this option */
228 static int check_refuse_options(char *ref, int opt)
234 for (i=0; long_options[i].name; i++) {
235 if (long_options[i].val == opt) break;
238 if (!long_options[i].name) return 0;
240 name = long_options[i].name;
243 while ((p = strstr(ref,name))) {
244 if ((p==ref || p[-1]==' ') &&
245 (p[len] == ' ' || p[len] == 0)) {
246 slprintf(err_buf,sizeof(err_buf),
247 "The '%s' option is not supported by this server\n", name);
256 int parse_arguments(int argc, char *argv[], int frommain)
260 char *ref = lp_refuse_options(module_id);
262 while ((opt = getopt_long(argc, argv,
263 short_options, long_options, &option_index))
267 if (check_refuse_options(ref, opt)) return 0;
272 rprintf(FINFO,"rsync version %s protocol version %d\n\n",
273 VERSION,PROTOCOL_VERSION);
274 rprintf(FINFO,"Written by Andrew Tridgell and Paul Mackerras\n");
278 backup_suffix = optarg;
285 case OPT_PASSWORD_FILE:
286 password_file =optarg;
304 case OPT_NUMERIC_IDS:
309 add_exclude(optarg, 0);
313 add_exclude(optarg, 1);
316 case OPT_EXCLUDE_FROM:
317 add_exclude_file(optarg,1, 0);
320 case OPT_INCLUDE_FROM:
321 add_exclude_file(optarg,1, 1);
365 #if SUPPORT_HARD_LINKS
366 preserve_hard_links=1;
368 slprintf(err_buf,sizeof(err_buf),"hard links are not supported on this server\n");
369 rprintf(FERROR,"ERROR: hard links not supported on this platform\n");
403 if (frommain) quiet++;
427 exit_cleanup(RERR_SYNTAX);
445 block_size = atoi(optarg);
449 io_timeout = atoi(optarg);
456 case OPT_COMPARE_DEST:
457 compare_dest = optarg;
481 config_file = optarg;
485 rsync_port = atoi(optarg);
493 slprintf(err_buf,sizeof(err_buf),"unrecognised option\n");
501 void server_options(char **args,int *argc)
504 static char argstr[50];
505 static char bsize[30];
506 static char iotime[30];
509 args[ac++] = "--server";
512 args[ac++] = "--sender";
516 for (i=0;i<verbose;i++)
518 /* the -q option is intentionally left out */
531 if (preserve_hard_links)
537 if (preserve_devices)
561 if (x != 1) args[ac++] = argstr;
563 if (block_size != BLOCK_SIZE) {
564 sprintf(bsize,"-B%d",block_size);
569 sprintf(iotime,"--timeout=%d",io_timeout);
573 if (strcmp(backup_suffix, BACKUP_SUFFIX)) {
574 args[ac++] = "--suffix";
575 args[ac++] = backup_suffix;
579 args[ac++] = "--delete";
582 args[ac++] = "--partial";
585 args[ac++] = "--force";
588 args[ac++] = "--safe-links";
591 args[ac++] = "--numeric-ids";
594 args[ac++] = "--temp-dir";
598 if (compare_dest && am_sender) {
599 /* the server only needs this option if it is not the sender,
600 * and it may be an older version that doesn't know this
601 * option, so don't send it if client is the sender.
603 args[ac++] = "--compare-dest";
604 args[ac++] = compare_dest;