| 1 | /* |
| 2 | Copyright (C) Andrew Tridgell 1996 |
| 3 | Copyright (C) Paul Mackerras 1996 |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 2 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with this program; if not, write to the Free Software |
| 17 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 18 | */ |
| 19 | |
| 20 | #include "rsync.h" |
| 21 | |
| 22 | int verbose = 0; |
| 23 | int always_checksum = 0; |
| 24 | time_t starttime; |
| 25 | int64 total_size = 0; |
| 26 | int block_size=BLOCK_SIZE; |
| 27 | |
| 28 | char *backup_suffix = BACKUP_SUFFIX; |
| 29 | char *tmpdir = NULL; |
| 30 | |
| 31 | static char *rsync_path = RSYNC_NAME; |
| 32 | |
| 33 | int make_backups = 0; |
| 34 | int whole_file = 0; |
| 35 | int copy_links = 0; |
| 36 | int preserve_links = 0; |
| 37 | int preserve_hard_links = 0; |
| 38 | int preserve_perms = 0; |
| 39 | int preserve_devices = 0; |
| 40 | int preserve_uid = 0; |
| 41 | int preserve_gid = 0; |
| 42 | int preserve_times = 0; |
| 43 | int update_only = 0; |
| 44 | int cvs_exclude = 0; |
| 45 | int dry_run=0; |
| 46 | int local_server=0; |
| 47 | int ignore_times=0; |
| 48 | int delete_mode=0; |
| 49 | int one_file_system=0; |
| 50 | int remote_version=0; |
| 51 | int sparse_files=0; |
| 52 | int do_compression=0; |
| 53 | int am_root=0; |
| 54 | int orig_umask=0; |
| 55 | int relative_paths=0; |
| 56 | int numeric_ids = 0; |
| 57 | int force_delete = 0; |
| 58 | int io_timeout = 0; |
| 59 | int io_error = 0; |
| 60 | static int port = RSYNC_PORT; |
| 61 | |
| 62 | static char *shell_cmd; |
| 63 | |
| 64 | extern int csum_length; |
| 65 | |
| 66 | int am_server = 0; |
| 67 | int am_sender; |
| 68 | int recurse = 0; |
| 69 | int am_daemon; |
| 70 | |
| 71 | static void usage(int fd); |
| 72 | |
| 73 | static void report(int f) |
| 74 | { |
| 75 | int64 in,out,tsize; |
| 76 | time_t t = time(NULL); |
| 77 | |
| 78 | if (!verbose) return; |
| 79 | |
| 80 | if (am_server && am_sender) { |
| 81 | write_longint(f,read_total()); |
| 82 | write_longint(f,write_total()); |
| 83 | write_longint(f,total_size); |
| 84 | write_flush(f); |
| 85 | return; |
| 86 | } |
| 87 | |
| 88 | if (am_sender) { |
| 89 | in = read_total(); |
| 90 | out = write_total(); |
| 91 | tsize = total_size; |
| 92 | } else { |
| 93 | in = read_longint(f); |
| 94 | out = read_longint(f); |
| 95 | tsize = read_longint(f); |
| 96 | } |
| 97 | |
| 98 | printf("wrote %.0f bytes read %.0f bytes %.2f bytes/sec\n", |
| 99 | (double)out,(double)in,(in+out)/(0.5 + (t-starttime))); |
| 100 | printf("total size is %.0f speedup is %.2f\n", |
| 101 | (double)tsize,(1.0*tsize)/(in+out)); |
| 102 | } |
| 103 | |
| 104 | |
| 105 | static void server_options(char **args,int *argc) |
| 106 | { |
| 107 | int ac = *argc; |
| 108 | static char argstr[50]; |
| 109 | static char bsize[30]; |
| 110 | static char iotime[30]; |
| 111 | int i, x; |
| 112 | |
| 113 | args[ac++] = "--server"; |
| 114 | |
| 115 | if (!am_sender) |
| 116 | args[ac++] = "--sender"; |
| 117 | |
| 118 | x = 1; |
| 119 | argstr[0] = '-'; |
| 120 | for (i=0;i<verbose;i++) |
| 121 | argstr[x++] = 'v'; |
| 122 | if (make_backups) |
| 123 | argstr[x++] = 'b'; |
| 124 | if (update_only) |
| 125 | argstr[x++] = 'u'; |
| 126 | if (dry_run) |
| 127 | argstr[x++] = 'n'; |
| 128 | if (preserve_links) |
| 129 | argstr[x++] = 'l'; |
| 130 | if (copy_links) |
| 131 | argstr[x++] = 'L'; |
| 132 | if (whole_file) |
| 133 | argstr[x++] = 'W'; |
| 134 | if (preserve_hard_links) |
| 135 | argstr[x++] = 'H'; |
| 136 | if (preserve_uid) |
| 137 | argstr[x++] = 'o'; |
| 138 | if (preserve_gid) |
| 139 | argstr[x++] = 'g'; |
| 140 | if (preserve_devices) |
| 141 | argstr[x++] = 'D'; |
| 142 | if (preserve_times) |
| 143 | argstr[x++] = 't'; |
| 144 | if (preserve_perms) |
| 145 | argstr[x++] = 'p'; |
| 146 | if (recurse) |
| 147 | argstr[x++] = 'r'; |
| 148 | if (always_checksum) |
| 149 | argstr[x++] = 'c'; |
| 150 | if (cvs_exclude) |
| 151 | argstr[x++] = 'C'; |
| 152 | if (ignore_times) |
| 153 | argstr[x++] = 'I'; |
| 154 | if (relative_paths) |
| 155 | argstr[x++] = 'R'; |
| 156 | if (one_file_system) |
| 157 | argstr[x++] = 'x'; |
| 158 | if (sparse_files) |
| 159 | argstr[x++] = 'S'; |
| 160 | if (do_compression) |
| 161 | argstr[x++] = 'z'; |
| 162 | argstr[x] = 0; |
| 163 | |
| 164 | if (x != 1) args[ac++] = argstr; |
| 165 | |
| 166 | if (block_size != BLOCK_SIZE) { |
| 167 | sprintf(bsize,"-B%d",block_size); |
| 168 | args[ac++] = bsize; |
| 169 | } |
| 170 | |
| 171 | if (io_timeout) { |
| 172 | sprintf(iotime,"--timeout=%d",io_timeout); |
| 173 | args[ac++] = iotime; |
| 174 | } |
| 175 | |
| 176 | if (strcmp(backup_suffix, BACKUP_SUFFIX)) { |
| 177 | args[ac++] = "--suffix"; |
| 178 | args[ac++] = backup_suffix; |
| 179 | } |
| 180 | |
| 181 | if (delete_mode) |
| 182 | args[ac++] = "--delete"; |
| 183 | |
| 184 | if (force_delete) |
| 185 | args[ac++] = "--force"; |
| 186 | |
| 187 | if (numeric_ids) |
| 188 | args[ac++] = "--numeric-ids"; |
| 189 | |
| 190 | if (tmpdir) { |
| 191 | args[ac++] = "--temp-dir"; |
| 192 | args[ac++] = tmpdir; |
| 193 | } |
| 194 | |
| 195 | *argc = ac; |
| 196 | } |
| 197 | |
| 198 | |
| 199 | |
| 200 | static int do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out) |
| 201 | { |
| 202 | char *args[100]; |
| 203 | int i,argc=0, ret; |
| 204 | char *tok,*dir=NULL; |
| 205 | |
| 206 | if (!local_server) { |
| 207 | if (!cmd) |
| 208 | cmd = getenv(RSYNC_RSH_ENV); |
| 209 | if (!cmd) |
| 210 | cmd = RSYNC_RSH; |
| 211 | cmd = strdup(cmd); |
| 212 | if (!cmd) |
| 213 | goto oom; |
| 214 | |
| 215 | for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) { |
| 216 | args[argc++] = tok; |
| 217 | } |
| 218 | |
| 219 | #if HAVE_REMSH |
| 220 | /* remsh (on HPUX) takes the arguments the other way around */ |
| 221 | args[argc++] = machine; |
| 222 | if (user) { |
| 223 | args[argc++] = "-l"; |
| 224 | args[argc++] = user; |
| 225 | } |
| 226 | #else |
| 227 | if (user) { |
| 228 | args[argc++] = "-l"; |
| 229 | args[argc++] = user; |
| 230 | } |
| 231 | args[argc++] = machine; |
| 232 | #endif |
| 233 | |
| 234 | args[argc++] = rsync_path; |
| 235 | |
| 236 | server_options(args,&argc); |
| 237 | } |
| 238 | |
| 239 | args[argc++] = "."; |
| 240 | |
| 241 | if (path && *path) |
| 242 | args[argc++] = path; |
| 243 | |
| 244 | args[argc] = NULL; |
| 245 | |
| 246 | if (verbose > 3) { |
| 247 | rprintf(FINFO,"cmd="); |
| 248 | for (i=0;i<argc;i++) |
| 249 | rprintf(FINFO,"%s ",args[i]); |
| 250 | rprintf(FINFO,"\n"); |
| 251 | } |
| 252 | |
| 253 | if (local_server) { |
| 254 | ret = local_child(argc, args, f_in, f_out); |
| 255 | } else { |
| 256 | ret = piped_child(args,f_in,f_out); |
| 257 | } |
| 258 | |
| 259 | if (dir) free(dir); |
| 260 | |
| 261 | return ret; |
| 262 | |
| 263 | oom: |
| 264 | out_of_memory("do_cmd"); |
| 265 | return 0; /* not reached */ |
| 266 | } |
| 267 | |
| 268 | |
| 269 | |
| 270 | |
| 271 | static char *get_local_name(struct file_list *flist,char *name) |
| 272 | { |
| 273 | STRUCT_STAT st; |
| 274 | |
| 275 | if (do_stat(name,&st) == 0) { |
| 276 | if (S_ISDIR(st.st_mode)) { |
| 277 | if (chdir(name) != 0) { |
| 278 | rprintf(FERROR,"chdir %s : %s (1)\n",name,strerror(errno)); |
| 279 | exit_cleanup(1); |
| 280 | } |
| 281 | return NULL; |
| 282 | } |
| 283 | if (flist->count > 1) { |
| 284 | rprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n"); |
| 285 | exit_cleanup(1); |
| 286 | } |
| 287 | return name; |
| 288 | } |
| 289 | |
| 290 | if (flist->count == 1) |
| 291 | return name; |
| 292 | |
| 293 | if (!name) |
| 294 | return NULL; |
| 295 | |
| 296 | if (do_mkdir(name,0777 & ~orig_umask) != 0) { |
| 297 | rprintf(FERROR,"mkdir %s : %s (1)\n",name,strerror(errno)); |
| 298 | exit_cleanup(1); |
| 299 | } else { |
| 300 | rprintf(FINFO,"created directory %s\n",name); |
| 301 | } |
| 302 | |
| 303 | if (chdir(name) != 0) { |
| 304 | rprintf(FERROR,"chdir %s : %s (2)\n",name,strerror(errno)); |
| 305 | exit_cleanup(1); |
| 306 | } |
| 307 | |
| 308 | return NULL; |
| 309 | } |
| 310 | |
| 311 | |
| 312 | |
| 313 | |
| 314 | static void do_server_sender(int f_in, int f_out, int argc,char *argv[]) |
| 315 | { |
| 316 | int i; |
| 317 | struct file_list *flist; |
| 318 | char *dir = argv[0]; |
| 319 | |
| 320 | if (verbose > 2) |
| 321 | rprintf(FINFO,"server_sender starting pid=%d\n",(int)getpid()); |
| 322 | |
| 323 | if (!relative_paths && chdir(dir) != 0) { |
| 324 | rprintf(FERROR,"chdir %s: %s (3)\n",dir,strerror(errno)); |
| 325 | exit_cleanup(1); |
| 326 | } |
| 327 | argc--; |
| 328 | argv++; |
| 329 | |
| 330 | if (strcmp(dir,".")) { |
| 331 | int l = strlen(dir); |
| 332 | if (strcmp(dir,"/") == 0) |
| 333 | l = 0; |
| 334 | for (i=0;i<argc;i++) |
| 335 | argv[i] += l+1; |
| 336 | } |
| 337 | |
| 338 | if (argc == 0 && recurse) { |
| 339 | argc=1; |
| 340 | argv--; |
| 341 | argv[0] = "."; |
| 342 | } |
| 343 | |
| 344 | |
| 345 | flist = send_file_list(f_out,argc,argv); |
| 346 | send_files(flist,f_out,f_in); |
| 347 | report(f_out); |
| 348 | exit_cleanup(0); |
| 349 | } |
| 350 | |
| 351 | |
| 352 | static int do_recv(int f_in,int f_out,struct file_list *flist,char *local_name) |
| 353 | { |
| 354 | int pid; |
| 355 | int status=0; |
| 356 | int recv_pipe[2]; |
| 357 | |
| 358 | if (preserve_hard_links) |
| 359 | init_hard_links(flist); |
| 360 | |
| 361 | if (pipe(recv_pipe) < 0) { |
| 362 | rprintf(FERROR,"pipe failed in do_recv\n"); |
| 363 | exit(1); |
| 364 | } |
| 365 | |
| 366 | |
| 367 | if ((pid=do_fork()) == 0) { |
| 368 | recv_files(f_in,flist,local_name,recv_pipe[1]); |
| 369 | if (verbose > 2) |
| 370 | rprintf(FINFO,"receiver read %ld\n",(long)read_total()); |
| 371 | exit_cleanup(0); |
| 372 | } |
| 373 | |
| 374 | generate_files(f_out,flist,local_name,recv_pipe[0]); |
| 375 | |
| 376 | waitpid(pid, &status, 0); |
| 377 | |
| 378 | return status; |
| 379 | } |
| 380 | |
| 381 | |
| 382 | static void do_server_recv(int f_in, int f_out, int argc,char *argv[]) |
| 383 | { |
| 384 | int status; |
| 385 | struct file_list *flist; |
| 386 | char *local_name=NULL; |
| 387 | char *dir = NULL; |
| 388 | |
| 389 | if (verbose > 2) |
| 390 | rprintf(FINFO,"server_recv(%d) starting pid=%d\n",argc,(int)getpid()); |
| 391 | |
| 392 | if (argc > 0) { |
| 393 | dir = argv[0]; |
| 394 | argc--; |
| 395 | argv++; |
| 396 | if (chdir(dir) != 0) { |
| 397 | rprintf(FERROR,"chdir %s : %s (4)\n", |
| 398 | dir,strerror(errno)); |
| 399 | exit_cleanup(1); |
| 400 | } |
| 401 | } |
| 402 | |
| 403 | if (delete_mode) |
| 404 | recv_exclude_list(f_in); |
| 405 | |
| 406 | flist = recv_file_list(f_in); |
| 407 | if (!flist || flist->count == 0) { |
| 408 | rprintf(FERROR,"nothing to do\n"); |
| 409 | exit_cleanup(1); |
| 410 | } |
| 411 | |
| 412 | if (argc > 0) { |
| 413 | if (strcmp(dir,".")) { |
| 414 | argv[0] += strlen(dir); |
| 415 | if (argv[0][0] == '/') argv[0]++; |
| 416 | } |
| 417 | local_name = get_local_name(flist,argv[0]); |
| 418 | } |
| 419 | |
| 420 | status = do_recv(f_in,f_out,flist,local_name); |
| 421 | exit_cleanup(status); |
| 422 | } |
| 423 | |
| 424 | |
| 425 | void start_server(int f_in, int f_out, int argc, char *argv[]) |
| 426 | { |
| 427 | setup_protocol(f_out, f_in); |
| 428 | |
| 429 | if (am_sender) { |
| 430 | recv_exclude_list(f_in); |
| 431 | if (cvs_exclude) |
| 432 | add_cvs_excludes(); |
| 433 | do_server_sender(f_in, f_out, argc, argv); |
| 434 | } else { |
| 435 | do_server_recv(f_in, f_out, argc, argv); |
| 436 | } |
| 437 | exit_cleanup(0); |
| 438 | } |
| 439 | |
| 440 | static int client_run(int f_in, int f_out, int pid, int argc, char *argv[]) |
| 441 | { |
| 442 | struct file_list *flist; |
| 443 | int status = 0, status2 = 0; |
| 444 | char *local_name = NULL; |
| 445 | |
| 446 | setup_protocol(f_out,f_in); |
| 447 | |
| 448 | if (am_sender) { |
| 449 | if (cvs_exclude) |
| 450 | add_cvs_excludes(); |
| 451 | if (delete_mode) |
| 452 | send_exclude_list(f_out); |
| 453 | flist = send_file_list(f_out,argc,argv); |
| 454 | if (verbose > 3) |
| 455 | rprintf(FINFO,"file list sent\n"); |
| 456 | send_files(flist,f_out,f_in); |
| 457 | if (pid != -1) { |
| 458 | if (verbose > 3) |
| 459 | rprintf(FINFO,"waiting on %d\n",pid); |
| 460 | waitpid(pid, &status, 0); |
| 461 | } |
| 462 | report(-1); |
| 463 | exit_cleanup(status); |
| 464 | } |
| 465 | |
| 466 | send_exclude_list(f_out); |
| 467 | |
| 468 | flist = recv_file_list(f_in); |
| 469 | if (!flist || flist->count == 0) { |
| 470 | rprintf(FINFO,"nothing to do\n"); |
| 471 | exit_cleanup(0); |
| 472 | } |
| 473 | |
| 474 | local_name = get_local_name(flist,argv[0]); |
| 475 | |
| 476 | status2 = do_recv(f_in,f_out,flist,local_name); |
| 477 | |
| 478 | report(f_in); |
| 479 | |
| 480 | if (pid != -1) { |
| 481 | waitpid(pid, &status, 0); |
| 482 | } |
| 483 | |
| 484 | return status | status2; |
| 485 | } |
| 486 | |
| 487 | |
| 488 | int start_socket_client(char *host, char *path, int argc, char *argv[]) |
| 489 | { |
| 490 | int fd; |
| 491 | char *sargs[100]; |
| 492 | int sargc=0; |
| 493 | |
| 494 | fd = open_socket_out(host, port); |
| 495 | if (fd == -1) { |
| 496 | rprintf(FERROR,"failed to connect to %s - %s\n", host, strerror(errno)); |
| 497 | exit_cleanup(1); |
| 498 | } |
| 499 | |
| 500 | server_options(sargs,&sargc); |
| 501 | |
| 502 | sargs[sargc++] = "."; |
| 503 | |
| 504 | if (path && *path) |
| 505 | sargs[sargc++] = path; |
| 506 | |
| 507 | sargs[sargc] = NULL; |
| 508 | |
| 509 | return client_run(fd, fd, -1, argc, argv); |
| 510 | } |
| 511 | |
| 512 | int start_client(int argc, char *argv[]) |
| 513 | { |
| 514 | char *p; |
| 515 | char *shell_machine = NULL; |
| 516 | char *shell_path = NULL; |
| 517 | char *shell_user = NULL; |
| 518 | int pid; |
| 519 | int f_in,f_out; |
| 520 | |
| 521 | p = strchr(argv[0],':'); |
| 522 | |
| 523 | if (p) { |
| 524 | if (p[1] == ':') { |
| 525 | *p = 0; |
| 526 | return start_socket_client(argv[0], p+2, argc-1, argv+1); |
| 527 | } |
| 528 | am_sender = 0; |
| 529 | *p = 0; |
| 530 | shell_machine = argv[0]; |
| 531 | shell_path = p+1; |
| 532 | argc--; |
| 533 | argv++; |
| 534 | } else { |
| 535 | am_sender = 1; |
| 536 | |
| 537 | p = strchr(argv[argc-1],':'); |
| 538 | if (!p) { |
| 539 | local_server = 1; |
| 540 | } else if (p[1] == ':') { |
| 541 | *p = 0; |
| 542 | return start_socket_client(argv[argc-1], p+2, argc-1, argv); |
| 543 | } |
| 544 | |
| 545 | if (local_server) { |
| 546 | shell_machine = NULL; |
| 547 | shell_path = argv[argc-1]; |
| 548 | } else { |
| 549 | *p = 0; |
| 550 | shell_machine = argv[argc-1]; |
| 551 | shell_path = p+1; |
| 552 | } |
| 553 | argc--; |
| 554 | } |
| 555 | |
| 556 | if (shell_machine) { |
| 557 | p = strchr(shell_machine,'@'); |
| 558 | if (p) { |
| 559 | *p = 0; |
| 560 | shell_user = shell_machine; |
| 561 | shell_machine = p+1; |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | if (verbose > 3) { |
| 566 | rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n", |
| 567 | shell_cmd?shell_cmd:"", |
| 568 | shell_machine?shell_machine:"", |
| 569 | shell_user?shell_user:"", |
| 570 | shell_path?shell_path:""); |
| 571 | } |
| 572 | |
| 573 | if (!am_sender && argc != 1) { |
| 574 | usage(FERROR); |
| 575 | exit_cleanup(1); |
| 576 | } |
| 577 | |
| 578 | pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out); |
| 579 | |
| 580 | #if HAVE_SETLINEBUF |
| 581 | setlinebuf(stdout); |
| 582 | setlinebuf(stderr); |
| 583 | #endif |
| 584 | |
| 585 | return client_run(f_in, f_out, pid, argc, argv); |
| 586 | } |
| 587 | |
| 588 | |
| 589 | static void usage(int F) |
| 590 | { |
| 591 | rprintf(F,"rsync version %s Copyright Andrew Tridgell and Paul Mackerras\n\n", |
| 592 | VERSION); |
| 593 | rprintf(F,"Usage:\t%s [options] src user@host:dest\nOR",RSYNC_NAME); |
| 594 | rprintf(F,"\t%s [options] user@host:src dest\n\n",RSYNC_NAME); |
| 595 | rprintf(F,"Options:\n"); |
| 596 | rprintf(F,"-v, --verbose increase verbosity\n"); |
| 597 | rprintf(F,"-c, --checksum always checksum\n"); |
| 598 | rprintf(F,"-a, --archive archive mode (same as -rlptDog)\n"); |
| 599 | rprintf(F,"-r, --recursive recurse into directories\n"); |
| 600 | rprintf(F,"-R, --relative use relative path names\n"); |
| 601 | rprintf(F,"-b, --backup make backups (default ~ extension)\n"); |
| 602 | rprintf(F,"-u, --update update only (don't overwrite newer files)\n"); |
| 603 | rprintf(F,"-l, --links preserve soft links\n"); |
| 604 | rprintf(F,"-L, --copy-links treat soft links like regular files\n"); |
| 605 | rprintf(F,"-H, --hard-links preserve hard links\n"); |
| 606 | rprintf(F,"-p, --perms preserve permissions\n"); |
| 607 | rprintf(F,"-o, --owner preserve owner (root only)\n"); |
| 608 | rprintf(F,"-g, --group preserve group\n"); |
| 609 | rprintf(F,"-D, --devices preserve devices (root only)\n"); |
| 610 | rprintf(F,"-t, --times preserve times\n"); |
| 611 | rprintf(F,"-S, --sparse handle sparse files efficiently\n"); |
| 612 | rprintf(F,"-n, --dry-run show what would have been transferred\n"); |
| 613 | rprintf(F,"-W, --whole-file copy whole files, no incremental checks\n"); |
| 614 | rprintf(F,"-x, --one-file-system don't cross filesystem boundaries\n"); |
| 615 | rprintf(F,"-B, --block-size SIZE checksum blocking size\n"); |
| 616 | rprintf(F,"-e, --rsh COMMAND specify rsh replacement\n"); |
| 617 | rprintf(F," --rsync-path PATH specify path to rsync on the remote machine\n"); |
| 618 | rprintf(F,"-C, --cvs-exclude auto ignore files in the same way CVS does\n"); |
| 619 | rprintf(F," --delete delete files that don't exist on the sending side\n"); |
| 620 | rprintf(F," --force force deletion of directories even if not empty\n"); |
| 621 | rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n"); |
| 622 | rprintf(F," --timeout TIME set IO timeout in seconds\n"); |
| 623 | rprintf(F,"-I, --ignore-times don't exclude files that match length and time\n"); |
| 624 | rprintf(F,"-T --temp-dir DIR create temporary files in directory DIR\n"); |
| 625 | rprintf(F,"-z, --compress compress file data\n"); |
| 626 | rprintf(F," --exclude FILE exclude file FILE\n"); |
| 627 | rprintf(F," --exclude-from FILE exclude files listed in FILE\n"); |
| 628 | rprintf(F," --suffix SUFFIX override backup suffix\n"); |
| 629 | rprintf(F," --version print version number\n"); |
| 630 | |
| 631 | rprintf(F,"\n"); |
| 632 | rprintf(F,"the backup suffix defaults to %s\n",BACKUP_SUFFIX); |
| 633 | rprintf(F,"the block size defaults to %d\n",BLOCK_SIZE); |
| 634 | } |
| 635 | |
| 636 | enum {OPT_VERSION,OPT_SUFFIX,OPT_SENDER,OPT_SERVER,OPT_EXCLUDE, |
| 637 | OPT_EXCLUDE_FROM,OPT_DELETE,OPT_NUMERIC_IDS,OPT_RSYNC_PATH, |
| 638 | OPT_FORCE,OPT_TIMEOUT,OPT_DAEMON}; |
| 639 | |
| 640 | static char *short_options = "oblLWHpguDCtcahvrRIxnSe:B:T:z"; |
| 641 | |
| 642 | static struct option long_options[] = { |
| 643 | {"version", 0, 0, OPT_VERSION}, |
| 644 | {"server", 0, 0, OPT_SERVER}, |
| 645 | {"sender", 0, 0, OPT_SENDER}, |
| 646 | {"delete", 0, 0, OPT_DELETE}, |
| 647 | {"force", 0, 0, OPT_FORCE}, |
| 648 | {"numeric-ids", 0, 0, OPT_NUMERIC_IDS}, |
| 649 | {"exclude", 1, 0, OPT_EXCLUDE}, |
| 650 | {"exclude-from",1, 0, OPT_EXCLUDE_FROM}, |
| 651 | {"rsync-path", 1, 0, OPT_RSYNC_PATH}, |
| 652 | {"one-file-system",0, 0, 'x'}, |
| 653 | {"ignore-times",0, 0, 'I'}, |
| 654 | {"help", 0, 0, 'h'}, |
| 655 | {"dry-run", 0, 0, 'n'}, |
| 656 | {"sparse", 0, 0, 'S'}, |
| 657 | {"cvs-exclude", 0, 0, 'C'}, |
| 658 | {"archive", 0, 0, 'a'}, |
| 659 | {"checksum", 0, 0, 'c'}, |
| 660 | {"backup", 0, 0, 'b'}, |
| 661 | {"update", 0, 0, 'u'}, |
| 662 | {"verbose", 0, 0, 'v'}, |
| 663 | {"recursive", 0, 0, 'r'}, |
| 664 | {"relative", 0, 0, 'R'}, |
| 665 | {"devices", 0, 0, 'D'}, |
| 666 | {"perms", 0, 0, 'p'}, |
| 667 | {"links", 0, 0, 'l'}, |
| 668 | {"copy-links", 0, 0, 'L'}, |
| 669 | {"whole-file", 0, 0, 'W'}, |
| 670 | {"hard-links", 0, 0, 'H'}, |
| 671 | {"owner", 0, 0, 'o'}, |
| 672 | {"group", 0, 0, 'g'}, |
| 673 | {"times", 0, 0, 't'}, |
| 674 | {"rsh", 1, 0, 'e'}, |
| 675 | {"suffix", 1, 0, OPT_SUFFIX}, |
| 676 | {"block-size", 1, 0, 'B'}, |
| 677 | {"timeout", 1, 0, OPT_TIMEOUT}, |
| 678 | {"temp-dir", 1, 0, 'T'}, |
| 679 | {"compress", 0, 0, 'z'}, |
| 680 | {"daemon", 0, 0, OPT_DAEMON}, |
| 681 | {0,0,0,0}}; |
| 682 | |
| 683 | RETSIGTYPE sigusr1_handler(int val) { |
| 684 | exit_cleanup(1); |
| 685 | } |
| 686 | |
| 687 | |
| 688 | static void parse_arguments(int argc, char *argv[]) |
| 689 | { |
| 690 | int opt; |
| 691 | int option_index; |
| 692 | |
| 693 | while ((opt = getopt_long(argc, argv, |
| 694 | short_options, long_options, &option_index)) |
| 695 | != -1) { |
| 696 | switch (opt) |
| 697 | { |
| 698 | case OPT_VERSION: |
| 699 | printf("rsync version %s protocol version %d\n", |
| 700 | VERSION,PROTOCOL_VERSION); |
| 701 | exit_cleanup(0); |
| 702 | |
| 703 | case OPT_SUFFIX: |
| 704 | backup_suffix = optarg; |
| 705 | break; |
| 706 | |
| 707 | case OPT_RSYNC_PATH: |
| 708 | rsync_path = optarg; |
| 709 | break; |
| 710 | |
| 711 | case 'I': |
| 712 | ignore_times = 1; |
| 713 | break; |
| 714 | |
| 715 | case 'x': |
| 716 | one_file_system=1; |
| 717 | break; |
| 718 | |
| 719 | case OPT_DELETE: |
| 720 | delete_mode = 1; |
| 721 | break; |
| 722 | |
| 723 | case OPT_FORCE: |
| 724 | force_delete = 1; |
| 725 | break; |
| 726 | |
| 727 | case OPT_NUMERIC_IDS: |
| 728 | numeric_ids = 1; |
| 729 | break; |
| 730 | |
| 731 | case OPT_EXCLUDE: |
| 732 | add_exclude(optarg); |
| 733 | break; |
| 734 | |
| 735 | case OPT_EXCLUDE_FROM: |
| 736 | add_exclude_file(optarg,1); |
| 737 | break; |
| 738 | |
| 739 | case 'h': |
| 740 | usage(FINFO); |
| 741 | exit_cleanup(0); |
| 742 | |
| 743 | case 'b': |
| 744 | make_backups=1; |
| 745 | break; |
| 746 | |
| 747 | case 'n': |
| 748 | dry_run=1; |
| 749 | break; |
| 750 | |
| 751 | case 'S': |
| 752 | sparse_files=1; |
| 753 | break; |
| 754 | |
| 755 | case 'C': |
| 756 | cvs_exclude=1; |
| 757 | break; |
| 758 | |
| 759 | case 'u': |
| 760 | update_only=1; |
| 761 | break; |
| 762 | |
| 763 | case 'l': |
| 764 | preserve_links=1; |
| 765 | break; |
| 766 | |
| 767 | case 'L': |
| 768 | copy_links=1; |
| 769 | break; |
| 770 | |
| 771 | case 'W': |
| 772 | whole_file=1; |
| 773 | break; |
| 774 | |
| 775 | case 'H': |
| 776 | #if SUPPORT_HARD_LINKS |
| 777 | preserve_hard_links=1; |
| 778 | #else |
| 779 | rprintf(FERROR,"ERROR: hard links not supported on this platform\n"); |
| 780 | exit_cleanup(1); |
| 781 | #endif |
| 782 | break; |
| 783 | |
| 784 | case 'p': |
| 785 | preserve_perms=1; |
| 786 | break; |
| 787 | |
| 788 | case 'o': |
| 789 | preserve_uid=1; |
| 790 | break; |
| 791 | |
| 792 | case 'g': |
| 793 | preserve_gid=1; |
| 794 | break; |
| 795 | |
| 796 | case 'D': |
| 797 | preserve_devices=1; |
| 798 | break; |
| 799 | |
| 800 | case 't': |
| 801 | preserve_times=1; |
| 802 | break; |
| 803 | |
| 804 | case 'c': |
| 805 | always_checksum=1; |
| 806 | break; |
| 807 | |
| 808 | case 'v': |
| 809 | verbose++; |
| 810 | break; |
| 811 | |
| 812 | case 'a': |
| 813 | recurse=1; |
| 814 | #if SUPPORT_LINKS |
| 815 | preserve_links=1; |
| 816 | #endif |
| 817 | preserve_perms=1; |
| 818 | preserve_times=1; |
| 819 | preserve_gid=1; |
| 820 | if (am_root) { |
| 821 | preserve_devices=1; |
| 822 | preserve_uid=1; |
| 823 | } |
| 824 | break; |
| 825 | |
| 826 | case OPT_SERVER: |
| 827 | am_server = 1; |
| 828 | break; |
| 829 | |
| 830 | case OPT_SENDER: |
| 831 | if (!am_server) { |
| 832 | usage(FERROR); |
| 833 | exit_cleanup(1); |
| 834 | } |
| 835 | am_sender = 1; |
| 836 | break; |
| 837 | |
| 838 | case 'r': |
| 839 | recurse = 1; |
| 840 | break; |
| 841 | |
| 842 | case 'R': |
| 843 | relative_paths = 1; |
| 844 | break; |
| 845 | |
| 846 | case 'e': |
| 847 | shell_cmd = optarg; |
| 848 | break; |
| 849 | |
| 850 | case 'B': |
| 851 | block_size = atoi(optarg); |
| 852 | break; |
| 853 | |
| 854 | case OPT_TIMEOUT: |
| 855 | io_timeout = atoi(optarg); |
| 856 | break; |
| 857 | |
| 858 | case 'T': |
| 859 | tmpdir = optarg; |
| 860 | break; |
| 861 | |
| 862 | case 'z': |
| 863 | do_compression = 1; |
| 864 | break; |
| 865 | |
| 866 | case OPT_DAEMON: |
| 867 | am_daemon = 1; |
| 868 | break; |
| 869 | |
| 870 | default: |
| 871 | /* rprintf(FERROR,"bad option -%c\n",opt); */ |
| 872 | exit_cleanup(1); |
| 873 | } |
| 874 | } |
| 875 | } |
| 876 | |
| 877 | int main(int argc,char *argv[]) |
| 878 | { |
| 879 | |
| 880 | signal(SIGUSR1, sigusr1_handler); |
| 881 | |
| 882 | starttime = time(NULL); |
| 883 | am_root = (getuid() == 0); |
| 884 | |
| 885 | /* we set a 0 umask so that correct file permissions can be |
| 886 | carried across */ |
| 887 | orig_umask = (int)umask(0); |
| 888 | |
| 889 | parse_arguments(argc, argv); |
| 890 | |
| 891 | while (optind) { |
| 892 | argc--; |
| 893 | argv++; |
| 894 | optind--; |
| 895 | } |
| 896 | |
| 897 | signal(SIGCHLD,SIG_IGN); |
| 898 | signal(SIGINT,SIGNAL_CAST sig_int); |
| 899 | signal(SIGPIPE,SIGNAL_CAST sig_int); |
| 900 | signal(SIGHUP,SIGNAL_CAST sig_int); |
| 901 | |
| 902 | if (dry_run) |
| 903 | verbose = MAX(verbose,1); |
| 904 | |
| 905 | #ifndef SUPPORT_LINKS |
| 906 | if (!am_server && preserve_links) { |
| 907 | rprintf(FERROR,"ERROR: symbolic links not supported\n"); |
| 908 | exit_cleanup(1); |
| 909 | } |
| 910 | #endif |
| 911 | |
| 912 | if (am_server) { |
| 913 | start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv); |
| 914 | } |
| 915 | |
| 916 | if (argc < 2) { |
| 917 | usage(FERROR); |
| 918 | exit_cleanup(1); |
| 919 | } |
| 920 | |
| 921 | return start_client(argc, argv); |
| 922 | } |
| 923 | |