Commit | Line | Data |
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0ba48136 MP |
1 | /* -*- c-file-style: "linux" -*- |
2 | ||
50135767 | 3 | Copyright (C) 1996-2001 by Andrew Tridgell <tridge@samba.org> |
c627d613 | 4 | Copyright (C) Paul Mackerras 1996 |
08a740ff | 5 | Copyright (C) 2001 by Martin Pool <mbp@samba.org> |
c627d613 AT |
6 | |
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
22 | #include "rsync.h" | |
23 | ||
f0fca04e | 24 | time_t starttime = 0; |
a800434a AT |
25 | |
26 | struct stats stats; | |
5d6bcd44 | 27 | |
7a6421fa | 28 | extern int verbose; |
c627d613 | 29 | |
82980a23 AT |
30 | |
31 | /**************************************************************************** | |
32 | wait for a process to exit, calling io_flush while waiting | |
33 | ****************************************************************************/ | |
34 | void wait_process(pid_t pid, int *status) | |
35 | { | |
36 | while (waitpid(pid, status, WNOHANG) == 0) { | |
a24c6870 | 37 | msleep(20); |
82980a23 AT |
38 | io_flush(); |
39 | } | |
50135767 MP |
40 | |
41 | /* TODO: If the child exited on a signal, then log an | |
42 | * appropriate error message. Perhaps we should also accept a | |
43 | * message describing the purpose of the child. Also indicate | |
44 | * this to the caller so that thhey know something went | |
45 | * wrong. */ | |
82980a23 AT |
46 | *status = WEXITSTATUS(*status); |
47 | } | |
48 | ||
c627d613 AT |
49 | static void report(int f) |
50 | { | |
7a6421fa AT |
51 | time_t t = time(NULL); |
52 | extern int am_server; | |
53 | extern int am_sender; | |
248fbb8c | 54 | extern int am_daemon; |
a800434a | 55 | extern int do_stats; |
17d31b38 DD |
56 | extern int remote_version; |
57 | int send_stats; | |
7a6421fa | 58 | |
248fbb8c | 59 | if (am_daemon) { |
a9766ef1 | 60 | log_exit(0, __FILE__, __LINE__); |
7b372642 | 61 | if (f == -1 || !am_sender) return; |
248fbb8c AT |
62 | } |
63 | ||
ebb00c8e | 64 | send_stats = verbose || (remote_version >= 20); |
e19452a9 | 65 | if (am_server) { |
17d31b38 | 66 | if (am_sender && send_stats) { |
23c5aef1 DD |
67 | int64 w; |
68 | /* store total_written in a temporary | |
69 | because write_longint changes it */ | |
70 | w = stats.total_written; | |
e19452a9 | 71 | write_longint(f,stats.total_read); |
23c5aef1 | 72 | write_longint(f,w); |
e19452a9 DD |
73 | write_longint(f,stats.total_size); |
74 | } | |
7a6421fa AT |
75 | return; |
76 | } | |
e19452a9 DD |
77 | |
78 | /* this is the client */ | |
79 | ||
17d31b38 | 80 | if (!am_sender && send_stats) { |
23c5aef1 | 81 | int64 r; |
a800434a | 82 | stats.total_written = read_longint(f); |
23c5aef1 DD |
83 | /* store total_read in a temporary, read_longint changes it */ |
84 | r = read_longint(f); | |
a800434a | 85 | stats.total_size = read_longint(f); |
23c5aef1 | 86 | stats.total_read = r; |
a800434a AT |
87 | } |
88 | ||
89 | if (do_stats) { | |
17d31b38 DD |
90 | if (!am_sender && !send_stats) { |
91 | /* missing the bytes written by the generator */ | |
ebb00c8e | 92 | rprintf(FINFO, "\nCannot show stats as receiver because remote protocol version is less than 20\n"); |
17d31b38 DD |
93 | rprintf(FINFO, "Use --stats -v to show stats\n"); |
94 | return; | |
95 | } | |
1f658d42 AT |
96 | rprintf(FINFO,"\nNumber of files: %d\n", stats.num_files); |
97 | rprintf(FINFO,"Number of files transferred: %d\n", | |
a800434a | 98 | stats.num_transferred_files); |
1f658d42 | 99 | rprintf(FINFO,"Total file size: %.0f bytes\n", |
a800434a | 100 | (double)stats.total_size); |
1f658d42 | 101 | rprintf(FINFO,"Total transferred file size: %.0f bytes\n", |
a800434a | 102 | (double)stats.total_transferred_size); |
1f658d42 | 103 | rprintf(FINFO,"Literal data: %.0f bytes\n", |
a800434a | 104 | (double)stats.literal_data); |
1f658d42 | 105 | rprintf(FINFO,"Matched data: %.0f bytes\n", |
a800434a | 106 | (double)stats.matched_data); |
1f658d42 AT |
107 | rprintf(FINFO,"File list size: %d\n", stats.flist_size); |
108 | rprintf(FINFO,"Total bytes written: %.0f\n", | |
a800434a | 109 | (double)stats.total_written); |
1f658d42 | 110 | rprintf(FINFO,"Total bytes read: %.0f\n\n", |
a800434a | 111 | (double)stats.total_read); |
7a6421fa AT |
112 | } |
113 | ||
e19452a9 DD |
114 | if (verbose || do_stats) { |
115 | rprintf(FINFO,"wrote %.0f bytes read %.0f bytes %.2f bytes/sec\n", | |
116 | (double)stats.total_written, | |
117 | (double)stats.total_read, | |
118 | (stats.total_written+stats.total_read)/(0.5 + (t-starttime))); | |
119 | rprintf(FINFO,"total size is %.0f speedup is %.2f\n", | |
120 | (double)stats.total_size, | |
121 | (1.0*stats.total_size)/(stats.total_written+stats.total_read)); | |
122 | } | |
fc8a6b97 AT |
123 | |
124 | fflush(stdout); | |
125 | fflush(stderr); | |
c627d613 AT |
126 | } |
127 | ||
128 | ||
0882faa2 | 129 | /* Start the remote shell. cmd may be NULL to use the default. */ |
19b27a48 | 130 | static pid_t do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out) |
c627d613 | 131 | { |
366345fe | 132 | char *args[100]; |
19b27a48 AT |
133 | int i,argc=0; |
134 | pid_t ret; | |
366345fe | 135 | char *tok,*dir=NULL; |
7a6421fa AT |
136 | extern int local_server; |
137 | extern char *rsync_path; | |
e384bfbd | 138 | extern int blocking_io; |
6902ed17 | 139 | extern int read_batch; |
366345fe | 140 | |
6902ed17 | 141 | if (!read_batch && !local_server) { /* dw -- added read_batch */ |
366345fe AT |
142 | if (!cmd) |
143 | cmd = getenv(RSYNC_RSH_ENV); | |
144 | if (!cmd) | |
145 | cmd = RSYNC_RSH; | |
146 | cmd = strdup(cmd); | |
147 | if (!cmd) | |
148 | goto oom; | |
149 | ||
150 | for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) { | |
151 | args[argc++] = tok; | |
152 | } | |
c627d613 | 153 | |
7b8356d0 | 154 | #if HAVE_REMSH |
366345fe AT |
155 | /* remsh (on HPUX) takes the arguments the other way around */ |
156 | args[argc++] = machine; | |
157 | if (user) { | |
158 | args[argc++] = "-l"; | |
159 | args[argc++] = user; | |
160 | } | |
7b8356d0 | 161 | #else |
366345fe AT |
162 | if (user) { |
163 | args[argc++] = "-l"; | |
164 | args[argc++] = user; | |
165 | } | |
166 | args[argc++] = machine; | |
7b8356d0 | 167 | #endif |
c627d613 | 168 | |
366345fe | 169 | args[argc++] = rsync_path; |
c627d613 | 170 | |
366345fe | 171 | server_options(args,&argc); |
e384bfbd AT |
172 | |
173 | ||
174 | if (strcmp(cmd, RSYNC_RSH) == 0) blocking_io = 1; | |
366345fe | 175 | } |
c627d613 | 176 | |
366345fe | 177 | args[argc++] = "."; |
76076c4b | 178 | |
366345fe AT |
179 | if (path && *path) |
180 | args[argc++] = path; | |
c627d613 | 181 | |
366345fe | 182 | args[argc] = NULL; |
c627d613 | 183 | |
366345fe | 184 | if (verbose > 3) { |
9486289c | 185 | rprintf(FINFO,"cmd="); |
366345fe | 186 | for (i=0;i<argc;i++) |
9486289c AT |
187 | rprintf(FINFO,"%s ",args[i]); |
188 | rprintf(FINFO,"\n"); | |
366345fe AT |
189 | } |
190 | ||
191 | if (local_server) { | |
6902ed17 MP |
192 | if (read_batch) |
193 | create_flist_from_batch(); | |
366345fe AT |
194 | ret = local_child(argc, args, f_in, f_out); |
195 | } else { | |
196 | ret = piped_child(args,f_in,f_out); | |
197 | } | |
c627d613 | 198 | |
366345fe | 199 | if (dir) free(dir); |
82306bf6 | 200 | |
366345fe | 201 | return ret; |
c627d613 AT |
202 | |
203 | oom: | |
366345fe AT |
204 | out_of_memory("do_cmd"); |
205 | return 0; /* not reached */ | |
c627d613 AT |
206 | } |
207 | ||
208 | ||
209 | ||
210 | ||
211 | static char *get_local_name(struct file_list *flist,char *name) | |
212 | { | |
7a6421fa AT |
213 | STRUCT_STAT st; |
214 | extern int orig_umask; | |
c627d613 | 215 | |
c95da96a AT |
216 | if (verbose > 2) |
217 | rprintf(FINFO,"get_local_name count=%d %s\n", | |
1f0610ef DD |
218 | flist->count, NS(name)); |
219 | ||
220 | if (!name) | |
221 | return NULL; | |
c95da96a | 222 | |
1ff5450d AT |
223 | if (do_stat(name,&st) == 0) { |
224 | if (S_ISDIR(st.st_mode)) { | |
5243c216 AT |
225 | if (!push_dir(name, 0)) { |
226 | rprintf(FERROR,"push_dir %s : %s (1)\n", | |
1ff5450d | 227 | name,strerror(errno)); |
65417579 | 228 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
229 | } |
230 | return NULL; | |
231 | } | |
232 | if (flist->count > 1) { | |
233 | rprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n"); | |
65417579 | 234 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
235 | } |
236 | return name; | |
237 | } | |
238 | ||
cec8aa77 | 239 | if (flist->count <= 1) |
1ff5450d AT |
240 | return name; |
241 | ||
1ff5450d AT |
242 | if (do_mkdir(name,0777 & ~orig_umask) != 0) { |
243 | rprintf(FERROR,"mkdir %s : %s (1)\n",name,strerror(errno)); | |
65417579 | 244 | exit_cleanup(RERR_FILEIO); |
1ff5450d | 245 | } else { |
b536f47e AT |
246 | if (verbose > 0) |
247 | rprintf(FINFO,"created directory %s\n",name); | |
1ff5450d AT |
248 | } |
249 | ||
5243c216 AT |
250 | if (!push_dir(name, 0)) { |
251 | rprintf(FERROR,"push_dir %s : %s (2)\n", | |
252 | name,strerror(errno)); | |
65417579 | 253 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
254 | } |
255 | ||
256 | return NULL; | |
c627d613 AT |
257 | } |
258 | ||
259 | ||
260 | ||
261 | ||
9486289c | 262 | static void do_server_sender(int f_in, int f_out, int argc,char *argv[]) |
c627d613 | 263 | { |
7a6421fa AT |
264 | int i; |
265 | struct file_list *flist; | |
266 | char *dir = argv[0]; | |
267 | extern int relative_paths; | |
7a6421fa | 268 | extern int recurse; |
adc19c98 | 269 | extern int remote_version; |
c627d613 | 270 | |
7a6421fa AT |
271 | if (verbose > 2) |
272 | rprintf(FINFO,"server_sender starting pid=%d\n",(int)getpid()); | |
c627d613 | 273 | |
5243c216 AT |
274 | if (!relative_paths && !push_dir(dir, 0)) { |
275 | rprintf(FERROR,"push_dir %s: %s (3)\n",dir,strerror(errno)); | |
65417579 | 276 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
277 | } |
278 | argc--; | |
279 | argv++; | |
c627d613 | 280 | |
7a6421fa AT |
281 | if (strcmp(dir,".")) { |
282 | int l = strlen(dir); | |
283 | if (strcmp(dir,"/") == 0) | |
284 | l = 0; | |
285 | for (i=0;i<argc;i++) | |
286 | argv[i] += l+1; | |
287 | } | |
c627d613 | 288 | |
7a6421fa AT |
289 | if (argc == 0 && recurse) { |
290 | argc=1; | |
291 | argv--; | |
292 | argv[0] = "."; | |
293 | } | |
294 | ||
7a6421fa | 295 | flist = send_file_list(f_out,argc,argv); |
8d9dc9f9 AT |
296 | if (!flist || flist->count == 0) { |
297 | exit_cleanup(0); | |
298 | } | |
299 | ||
7a6421fa | 300 | send_files(flist,f_out,f_in); |
3d382777 | 301 | io_flush(); |
7a6421fa | 302 | report(f_out); |
adc19c98 AT |
303 | if (remote_version >= 24) { |
304 | /* final goodbye message */ | |
305 | read_int(f_in); | |
306 | } | |
8d9dc9f9 | 307 | io_flush(); |
7a6421fa | 308 | exit_cleanup(0); |
c627d613 AT |
309 | } |
310 | ||
311 | ||
dc5ddbcc AT |
312 | static int do_recv(int f_in,int f_out,struct file_list *flist,char *local_name) |
313 | { | |
d186eb1a AT |
314 | int pid; |
315 | int status=0; | |
316 | int recv_pipe[2]; | |
554e0a8d | 317 | int error_pipe[2]; |
d186eb1a | 318 | extern int preserve_hard_links; |
6957ae33 AT |
319 | extern int delete_after; |
320 | extern int recurse; | |
321 | extern int delete_mode; | |
8ada7518 | 322 | extern int remote_version; |
dc5ddbcc | 323 | |
d186eb1a AT |
324 | if (preserve_hard_links) |
325 | init_hard_links(flist); | |
dc5ddbcc | 326 | |
6957ae33 AT |
327 | if (!delete_after) { |
328 | /* I moved this here from recv_files() to prevent a race condition */ | |
329 | if (recurse && delete_mode && !local_name && flist->count>0) { | |
330 | delete_files(flist); | |
331 | } | |
332 | } | |
333 | ||
08f15335 | 334 | if (fd_pair(recv_pipe) < 0) { |
d186eb1a | 335 | rprintf(FERROR,"pipe failed in do_recv\n"); |
65417579 | 336 | exit_cleanup(RERR_SOCKETIO); |
d186eb1a | 337 | } |
554e0a8d | 338 | |
08f15335 | 339 | if (fd_pair(error_pipe) < 0) { |
554e0a8d AT |
340 | rprintf(FERROR,"error pipe failed in do_recv\n"); |
341 | exit_cleanup(RERR_SOCKETIO); | |
342 | } | |
c6e7fcb4 | 343 | |
8d9dc9f9 | 344 | io_flush(); |
c6e7fcb4 | 345 | |
d186eb1a | 346 | if ((pid=do_fork()) == 0) { |
e08c9610 | 347 | close(recv_pipe[0]); |
554e0a8d | 348 | close(error_pipe[0]); |
e08c9610 AT |
349 | if (f_in != f_out) close(f_out); |
350 | ||
554e0a8d AT |
351 | /* we can't let two processes write to the socket at one time */ |
352 | io_multiplexing_close(); | |
353 | ||
354 | /* set place to send errors */ | |
355 | set_error_fd(error_pipe[1]); | |
356 | ||
e08c9610 | 357 | recv_files(f_in,flist,local_name,recv_pipe[1]); |
3d382777 | 358 | io_flush(); |
ba5e128d | 359 | report(f_in); |
e08c9610 | 360 | |
8b35435f AT |
361 | write_int(recv_pipe[1],1); |
362 | close(recv_pipe[1]); | |
8d9dc9f9 | 363 | io_flush(); |
4a748188 | 364 | /* finally we go to sleep until our parent kills us |
27e3e9c9 | 365 | with a USR2 signal. We sleep for a short time as on |
4a748188 | 366 | some OSes a signal won't interrupt a sleep! */ |
e1bd49d6 MP |
367 | while (msleep(20)) |
368 | ; | |
d186eb1a | 369 | } |
dc5ddbcc | 370 | |
e08c9610 | 371 | close(recv_pipe[1]); |
554e0a8d | 372 | close(error_pipe[1]); |
e08c9610 | 373 | if (f_in != f_out) close(f_in); |
e1b3d5c4 | 374 | |
b3e10ed7 AT |
375 | io_start_buffering(f_out); |
376 | ||
554e0a8d AT |
377 | io_set_error_fd(error_pipe[0]); |
378 | ||
e08c9610 | 379 | generate_files(f_out,flist,local_name,recv_pipe[0]); |
8d9dc9f9 | 380 | |
8b35435f AT |
381 | read_int(recv_pipe[0]); |
382 | close(recv_pipe[0]); | |
8ada7518 AT |
383 | if (remote_version >= 24) { |
384 | /* send a final goodbye message */ | |
385 | write_int(f_out, -1); | |
386 | } | |
8d9dc9f9 | 387 | io_flush(); |
8ada7518 | 388 | |
8b35435f | 389 | kill(pid, SIGUSR2); |
d79d1c69 | 390 | wait_process(pid, &status); |
d186eb1a | 391 | return status; |
dc5ddbcc AT |
392 | } |
393 | ||
c627d613 | 394 | |
9486289c | 395 | static void do_server_recv(int f_in, int f_out, int argc,char *argv[]) |
c627d613 | 396 | { |
7a6421fa AT |
397 | int status; |
398 | struct file_list *flist; | |
399 | char *local_name=NULL; | |
400 | char *dir = NULL; | |
401 | extern int delete_mode; | |
b33b791e | 402 | extern int delete_excluded; |
7a6421fa | 403 | extern int am_daemon; |
09b7f5db AT |
404 | extern int module_id; |
405 | extern int am_sender; | |
6902ed17 | 406 | extern int read_batch; /* dw */ |
6902ed17 | 407 | extern struct file_list *batch_flist; /* dw */ |
f0fca04e | 408 | |
7a6421fa AT |
409 | if (verbose > 2) |
410 | rprintf(FINFO,"server_recv(%d) starting pid=%d\n",argc,(int)getpid()); | |
09b7f5db AT |
411 | |
412 | if (am_daemon && lp_read_only(module_id) && !am_sender) { | |
413 | rprintf(FERROR,"ERROR: module is read only\n"); | |
414 | exit_cleanup(RERR_SYNTAX); | |
415 | return; | |
416 | } | |
417 | ||
7a6421fa | 418 | |
7a6421fa AT |
419 | if (argc > 0) { |
420 | dir = argv[0]; | |
421 | argc--; | |
422 | argv++; | |
5243c216 AT |
423 | if (!am_daemon && !push_dir(dir, 0)) { |
424 | rprintf(FERROR,"push_dir %s : %s (4)\n", | |
7a6421fa | 425 | dir,strerror(errno)); |
65417579 | 426 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
427 | } |
428 | } | |
c627d613 | 429 | |
b33b791e | 430 | if (delete_mode && !delete_excluded) |
7a6421fa | 431 | recv_exclude_list(f_in); |
c627d613 | 432 | |
6902ed17 MP |
433 | if (read_batch) /* dw */ |
434 | flist = batch_flist; | |
435 | else | |
436 | flist = recv_file_list(f_in); | |
4c36a13e AT |
437 | if (!flist) { |
438 | rprintf(FERROR,"server_recv: recv_file_list error\n"); | |
65417579 | 439 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
440 | } |
441 | ||
442 | if (argc > 0) { | |
443 | if (strcmp(dir,".")) { | |
444 | argv[0] += strlen(dir); | |
445 | if (argv[0][0] == '/') argv[0]++; | |
446 | } | |
447 | local_name = get_local_name(flist,argv[0]); | |
448 | } | |
c627d613 | 449 | |
7a6421fa AT |
450 | status = do_recv(f_in,f_out,flist,local_name); |
451 | exit_cleanup(status); | |
c627d613 AT |
452 | } |
453 | ||
454 | ||
9486289c | 455 | void start_server(int f_in, int f_out, int argc, char *argv[]) |
366345fe | 456 | { |
7a6421fa AT |
457 | extern int cvs_exclude; |
458 | extern int am_sender; | |
ff41a59f | 459 | extern int remote_version; |
6902ed17 | 460 | extern int read_batch; /* dw */ |
ff41a59f | 461 | |
6d7b6081 AT |
462 | setup_protocol(f_out, f_in); |
463 | ||
f0359dd0 AT |
464 | set_nonblocking(f_in); |
465 | set_nonblocking(f_out); | |
466 | ||
ff41a59f AT |
467 | if (remote_version >= 23) |
468 | io_start_multiplex_out(f_out); | |
7a6421fa | 469 | |
7a6421fa | 470 | if (am_sender) { |
6902ed17 MP |
471 | if (!read_batch) { /* dw */ |
472 | recv_exclude_list(f_in); | |
473 | if (cvs_exclude) | |
7a6421fa | 474 | add_cvs_excludes(); |
6902ed17 | 475 | } |
7a6421fa AT |
476 | do_server_sender(f_in, f_out, argc, argv); |
477 | } else { | |
478 | do_server_recv(f_in, f_out, argc, argv); | |
479 | } | |
480 | exit_cleanup(0); | |
366345fe AT |
481 | } |
482 | ||
0ba48136 MP |
483 | |
484 | /* | |
485 | * This is called once the connection has been negotiated. It is used | |
486 | * for rsyncd, remote-shell, and local connections. | |
487 | */ | |
19b27a48 | 488 | int client_run(int f_in, int f_out, pid_t pid, int argc, char *argv[]) |
9486289c AT |
489 | { |
490 | struct file_list *flist; | |
491 | int status = 0, status2 = 0; | |
492 | char *local_name = NULL; | |
7a6421fa | 493 | extern int am_sender; |
ff41a59f | 494 | extern int remote_version; |
19b27a48 | 495 | extern pid_t cleanup_child_pid; |
6902ed17 MP |
496 | extern int write_batch; /* dw */ |
497 | extern int read_batch; /* dw */ | |
498 | extern struct file_list *batch_flist; /* dw */ | |
19b27a48 AT |
499 | |
500 | cleanup_child_pid = pid; | |
6902ed17 MP |
501 | if (read_batch) |
502 | flist = batch_flist; /* dw */ | |
ff41a59f | 503 | |
f0359dd0 AT |
504 | set_nonblocking(f_in); |
505 | set_nonblocking(f_out); | |
506 | ||
6d7b6081 AT |
507 | setup_protocol(f_out,f_in); |
508 | ||
ff41a59f AT |
509 | if (remote_version >= 23) |
510 | io_start_multiplex_in(f_in); | |
9486289c AT |
511 | |
512 | if (am_sender) { | |
7a6421fa AT |
513 | extern int cvs_exclude; |
514 | extern int delete_mode; | |
b33b791e | 515 | extern int delete_excluded; |
9486289c AT |
516 | if (cvs_exclude) |
517 | add_cvs_excludes(); | |
b33b791e | 518 | if (delete_mode && !delete_excluded) |
9486289c | 519 | send_exclude_list(f_out); |
6902ed17 MP |
520 | if (!read_batch) /* dw -- don't write to pipe */ |
521 | flist = send_file_list(f_out,argc,argv); | |
9486289c AT |
522 | if (verbose > 3) |
523 | rprintf(FINFO,"file list sent\n"); | |
e1b3d5c4 | 524 | |
9486289c | 525 | send_files(flist,f_out,f_in); |
6c65e146 AT |
526 | if (remote_version >= 24) { |
527 | /* final goodbye message */ | |
528 | read_int(f_in); | |
529 | } | |
9486289c AT |
530 | if (pid != -1) { |
531 | if (verbose > 3) | |
08a740ff | 532 | rprintf(FINFO,"client_run waiting on %d\n", (int) pid); |
8d9dc9f9 | 533 | io_flush(); |
d79d1c69 | 534 | wait_process(pid, &status); |
9486289c | 535 | } |
3d382777 | 536 | report(-1); |
9486289c AT |
537 | exit_cleanup(status); |
538 | } | |
f7632fc6 | 539 | |
27e3e9c9 AT |
540 | if (argc == 0) { |
541 | extern int list_only; | |
542 | list_only = 1; | |
543 | } | |
9486289c | 544 | |
6902ed17 MP |
545 | if (!write_batch) /* dw */ |
546 | send_exclude_list(f_out); | |
9486289c AT |
547 | |
548 | flist = recv_file_list(f_in); | |
549 | if (!flist || flist->count == 0) { | |
796d484b MP |
550 | rprintf(FINFO, "client: nothing to do: " |
551 | "perhaps you need to specify some filenames or " | |
552 | "the --recursive option?\n"); | |
9486289c AT |
553 | exit_cleanup(0); |
554 | } | |
555 | ||
556 | local_name = get_local_name(flist,argv[0]); | |
557 | ||
558 | status2 = do_recv(f_in,f_out,flist,local_name); | |
559 | ||
9486289c | 560 | if (pid != -1) { |
8d9dc9f9 | 561 | if (verbose > 3) |
08a740ff | 562 | rprintf(FINFO,"client_run2 waiting on %d\n", (int) pid); |
8d9dc9f9 | 563 | io_flush(); |
d79d1c69 | 564 | wait_process(pid, &status); |
9486289c AT |
565 | } |
566 | ||
ff81e809 | 567 | return MAX(status, status2); |
9486289c AT |
568 | } |
569 | ||
ca6c93f8 AT |
570 | static char *find_colon(char *s) |
571 | { | |
572 | char *p, *p2; | |
573 | ||
574 | p = strchr(s,':'); | |
575 | if (!p) return NULL; | |
576 | ||
577 | /* now check to see if there is a / in the string before the : - if there is then | |
578 | discard the colon on the assumption that the : is part of a filename */ | |
579 | p2 = strchr(s,'/'); | |
580 | if (p2 && p2 < p) return NULL; | |
581 | ||
582 | return p; | |
583 | } | |
9486289c | 584 | |
0ba48136 | 585 | |
7169bb4a MP |
586 | static int copy_argv (char *argv[]) |
587 | { | |
588 | int i; | |
589 | ||
590 | for (i = 0; argv[i]; i++) { | |
591 | if (!(argv[i] = strdup(argv[i]))) { | |
592 | rprintf (FERROR, "out of memory at %s(%d)\n", | |
593 | __FILE__, __LINE__); | |
594 | return RERR_MALLOC; | |
595 | } | |
596 | } | |
597 | ||
598 | return 0; | |
599 | } | |
600 | ||
601 | ||
0ba48136 MP |
602 | /* |
603 | * Start a client for either type of remote connection. Work out | |
604 | * whether the arguments request a remote shell or rsyncd connection, | |
605 | * and call the appropriate connection function, then run_client. | |
606 | */ | |
fc8a6b97 | 607 | static int start_client(int argc, char *argv[]) |
5d6bcd44 AT |
608 | { |
609 | char *p; | |
610 | char *shell_machine = NULL; | |
611 | char *shell_path = NULL; | |
612 | char *shell_user = NULL; | |
19b27a48 AT |
613 | int ret; |
614 | pid_t pid; | |
5d6bcd44 | 615 | int f_in,f_out; |
7a6421fa AT |
616 | extern int local_server; |
617 | extern int am_sender; | |
618 | extern char *shell_cmd; | |
2acf81eb | 619 | extern int rsync_port; |
a1a440c2 | 620 | extern int whole_file; |
6902ed17 | 621 | extern int read_batch; |
7169bb4a MP |
622 | int rc; |
623 | ||
624 | /* Don't clobber argv[] so that ps(1) can still show the right | |
625 | command line. */ | |
626 | if ((rc = copy_argv (argv))) | |
627 | return rc; | |
5d6bcd44 | 628 | |
7169bb4a | 629 | if (strncasecmp(URL_PREFIX, argv[0], strlen(URL_PREFIX)) == 0) { |
f7632fc6 AT |
630 | char *host, *path; |
631 | ||
7169bb4a | 632 | host = argv[0] + strlen(URL_PREFIX); |
f7632fc6 AT |
633 | p = strchr(host,'/'); |
634 | if (p) { | |
635 | *p = 0; | |
636 | path = p+1; | |
637 | } else { | |
638 | path=""; | |
639 | } | |
2acf81eb DD |
640 | p = strchr(host,':'); |
641 | if (p) { | |
642 | rsync_port = atoi(p+1); | |
643 | *p = 0; | |
644 | } | |
f7632fc6 AT |
645 | return start_socket_client(host, path, argc-1, argv+1); |
646 | } | |
647 | ||
6902ed17 MP |
648 | if (!read_batch) { /* dw */ |
649 | p = find_colon(argv[0]); | |
5d6bcd44 AT |
650 | |
651 | if (p) { | |
9486289c AT |
652 | if (p[1] == ':') { |
653 | *p = 0; | |
7169bb4a | 654 | return start_socket_client(argv[0], p+2, argc-1, argv+1); |
9486289c | 655 | } |
3591c066 | 656 | |
f7632fc6 | 657 | if (argc < 1) { |
3591c066 | 658 | usage(FERROR); |
65417579 | 659 | exit_cleanup(RERR_SYNTAX); |
3591c066 AT |
660 | } |
661 | ||
5d6bcd44 AT |
662 | am_sender = 0; |
663 | *p = 0; | |
7169bb4a | 664 | shell_machine = argv[0]; |
5d6bcd44 AT |
665 | shell_path = p+1; |
666 | argc--; | |
667 | argv++; | |
668 | } else { | |
669 | am_sender = 1; | |
9486289c | 670 | |
ca6c93f8 | 671 | p = find_colon(argv[argc-1]); |
5d6bcd44 AT |
672 | if (!p) { |
673 | local_server = 1; | |
a1a440c2 DD |
674 | /* disable "rsync algorithm" when both sides local */ |
675 | whole_file = 1; | |
9486289c AT |
676 | } else if (p[1] == ':') { |
677 | *p = 0; | |
678 | return start_socket_client(argv[argc-1], p+2, argc-1, argv); | |
5d6bcd44 | 679 | } |
3591c066 AT |
680 | |
681 | if (argc < 2) { | |
682 | usage(FERROR); | |
65417579 | 683 | exit_cleanup(RERR_SYNTAX); |
3591c066 | 684 | } |
9486289c | 685 | |
5d6bcd44 AT |
686 | if (local_server) { |
687 | shell_machine = NULL; | |
688 | shell_path = argv[argc-1]; | |
689 | } else { | |
690 | *p = 0; | |
691 | shell_machine = argv[argc-1]; | |
692 | shell_path = p+1; | |
693 | } | |
694 | argc--; | |
695 | } | |
6902ed17 MP |
696 | } else { |
697 | am_sender = 1; /* dw */ | |
698 | local_server = 1; /* dw */ | |
699 | shell_path = argv[argc-1]; /* dw */ | |
700 | } | |
701 | ||
5d6bcd44 AT |
702 | if (shell_machine) { |
703 | p = strchr(shell_machine,'@'); | |
704 | if (p) { | |
705 | *p = 0; | |
706 | shell_user = shell_machine; | |
707 | shell_machine = p+1; | |
708 | } | |
709 | } | |
710 | ||
711 | if (verbose > 3) { | |
9486289c | 712 | rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n", |
5d6bcd44 AT |
713 | shell_cmd?shell_cmd:"", |
714 | shell_machine?shell_machine:"", | |
715 | shell_user?shell_user:"", | |
716 | shell_path?shell_path:""); | |
717 | } | |
718 | ||
f7632fc6 | 719 | if (!am_sender && argc > 1) { |
5d6bcd44 | 720 | usage(FERROR); |
65417579 | 721 | exit_cleanup(RERR_SYNTAX); |
5d6bcd44 | 722 | } |
27e3e9c9 AT |
723 | |
724 | if (argc == 0 && !am_sender) { | |
725 | extern int list_only; | |
726 | list_only = 1; | |
727 | } | |
5d6bcd44 AT |
728 | |
729 | pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out); | |
730 | ||
fc8a6b97 AT |
731 | ret = client_run(f_in, f_out, pid, argc, argv); |
732 | ||
733 | fflush(stdout); | |
734 | fflush(stderr); | |
735 | ||
736 | return ret; | |
5d6bcd44 AT |
737 | } |
738 | ||
366345fe | 739 | |
6e4fb64e | 740 | static RETSIGTYPE sigusr1_handler(int val) { |
65417579 | 741 | exit_cleanup(RERR_SIGNAL); |
82306bf6 AT |
742 | } |
743 | ||
8b35435f | 744 | static RETSIGTYPE sigusr2_handler(int val) { |
ff81e809 | 745 | extern int log_got_error; |
19b27a48 | 746 | if (log_got_error) _exit(RERR_PARTIAL); |
8b35435f AT |
747 | _exit(0); |
748 | } | |
749 | ||
19b27a48 | 750 | static RETSIGTYPE sigchld_handler(int val) { |
029c1713 AT |
751 | #ifdef WNOHANG |
752 | while (waitpid(-1, NULL, WNOHANG) > 0) ; | |
753 | #endif | |
19b27a48 AT |
754 | } |
755 | ||
5d6bcd44 | 756 | int main(int argc,char *argv[]) |
7a6421fa AT |
757 | { |
758 | extern int am_root; | |
759 | extern int orig_umask; | |
760 | extern int dry_run; | |
761 | extern int am_daemon; | |
762 | extern int am_server; | |
ff81e809 | 763 | int ret; |
6902ed17 MP |
764 | extern int read_batch; /* dw */ |
765 | extern int write_batch; /* dw */ | |
766 | extern char *batch_ext; /* dw */ | |
6902ed17 MP |
767 | int orig_argc; /* dw */ |
768 | ||
769 | orig_argc = argc; /* dw */ | |
5d6bcd44 | 770 | |
7a6421fa | 771 | signal(SIGUSR1, sigusr1_handler); |
8b35435f | 772 | signal(SIGUSR2, sigusr2_handler); |
19b27a48 | 773 | signal(SIGCHLD, sigchld_handler); |
5d6bcd44 | 774 | |
7a6421fa AT |
775 | starttime = time(NULL); |
776 | am_root = (getuid() == 0); | |
c627d613 | 777 | |
a800434a AT |
778 | memset(&stats, 0, sizeof(stats)); |
779 | ||
df5e03da AT |
780 | if (argc < 2) { |
781 | usage(FERROR); | |
65417579 | 782 | exit_cleanup(RERR_SYNTAX); |
df5e03da AT |
783 | } |
784 | ||
7a6421fa AT |
785 | /* we set a 0 umask so that correct file permissions can be |
786 | carried across */ | |
787 | orig_umask = (int)umask(0); | |
5d6bcd44 | 788 | |
50135767 | 789 | if (!parse_arguments(&argc, (const char ***) &argv, 1)) { |
305ab133 MP |
790 | /* FIXME: We ought to call the same error-handling |
791 | * code here, rather than relying on getopt. */ | |
50135767 | 792 | option_error(); |
65417579 | 793 | exit_cleanup(RERR_SYNTAX); |
b11ed3b1 | 794 | } |
5d6bcd44 | 795 | |
7a6421fa AT |
796 | signal(SIGINT,SIGNAL_CAST sig_int); |
797 | signal(SIGPIPE,SIGNAL_CAST sig_int); | |
798 | signal(SIGHUP,SIGNAL_CAST sig_int); | |
8638dd48 | 799 | signal(SIGTERM,SIGNAL_CAST sig_int); |
6b83141d | 800 | |
c226b7c2 DD |
801 | /* Initialize push_dir here because on some old systems getcwd |
802 | (implemented by forking "pwd" and reading its output) doesn't | |
803 | work when there are other child processes. Also, on all systems | |
804 | that implement getcwd that way "pwd" can't be found after chroot. */ | |
805 | push_dir(NULL,0); | |
806 | ||
6902ed17 MP |
807 | if (write_batch) { /* dw */ |
808 | create_batch_file_ext(); | |
809 | write_batch_argvs_file(orig_argc, argc, argv); | |
810 | } | |
811 | ||
812 | if (read_batch) { /* dw */ | |
813 | set_batch_file_ext(batch_ext); | |
814 | } | |
815 | ||
7a6421fa AT |
816 | if (am_daemon) { |
817 | return daemon_main(); | |
818 | } | |
f0fca04e | 819 | |
08ac228f AT |
820 | if (argc < 1) { |
821 | usage(FERROR); | |
65417579 | 822 | exit_cleanup(RERR_SYNTAX); |
08ac228f AT |
823 | } |
824 | ||
7a6421fa AT |
825 | if (dry_run) |
826 | verbose = MAX(verbose,1); | |
c627d613 | 827 | |
cbbe4892 | 828 | #ifndef SUPPORT_LINKS |
7a6421fa AT |
829 | if (!am_server && preserve_links) { |
830 | rprintf(FERROR,"ERROR: symbolic links not supported\n"); | |
65417579 | 831 | exit_cleanup(RERR_UNSUPPORTED); |
7a6421fa | 832 | } |
cbbe4892 AT |
833 | #endif |
834 | ||
7a6421fa | 835 | if (am_server) { |
f0359dd0 AT |
836 | set_nonblocking(STDIN_FILENO); |
837 | set_nonblocking(STDOUT_FILENO); | |
7a6421fa AT |
838 | start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv); |
839 | } | |
c627d613 | 840 | |
ff81e809 AT |
841 | ret = start_client(argc, argv); |
842 | exit_cleanup(ret); | |
843 | return ret; | |
c627d613 | 844 | } |
82306bf6 | 845 |