Commit | Line | Data |
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0ba48136 MP |
1 | /* -*- c-file-style: "linux" -*- |
2 | ||
305ab133 | 3 | Copyright (C) 1996-2001 by Andrew Tridgell |
c627d613 AT |
4 | Copyright (C) Paul Mackerras 1996 |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | */ | |
20 | ||
21 | #include "rsync.h" | |
22 | ||
f0fca04e | 23 | time_t starttime = 0; |
a800434a AT |
24 | |
25 | struct stats stats; | |
5d6bcd44 | 26 | |
7a6421fa | 27 | extern int verbose; |
c627d613 | 28 | |
82980a23 AT |
29 | |
30 | /**************************************************************************** | |
31 | wait for a process to exit, calling io_flush while waiting | |
32 | ****************************************************************************/ | |
33 | void wait_process(pid_t pid, int *status) | |
34 | { | |
35 | while (waitpid(pid, status, WNOHANG) == 0) { | |
a24c6870 | 36 | msleep(20); |
82980a23 AT |
37 | io_flush(); |
38 | } | |
39 | *status = WEXITSTATUS(*status); | |
40 | } | |
41 | ||
c627d613 AT |
42 | static void report(int f) |
43 | { | |
7a6421fa AT |
44 | time_t t = time(NULL); |
45 | extern int am_server; | |
46 | extern int am_sender; | |
248fbb8c | 47 | extern int am_daemon; |
a800434a | 48 | extern int do_stats; |
17d31b38 DD |
49 | extern int remote_version; |
50 | int send_stats; | |
7a6421fa | 51 | |
248fbb8c | 52 | if (am_daemon) { |
a9766ef1 | 53 | log_exit(0, __FILE__, __LINE__); |
7b372642 | 54 | if (f == -1 || !am_sender) return; |
248fbb8c AT |
55 | } |
56 | ||
ebb00c8e | 57 | send_stats = verbose || (remote_version >= 20); |
e19452a9 | 58 | if (am_server) { |
17d31b38 | 59 | if (am_sender && send_stats) { |
23c5aef1 DD |
60 | int64 w; |
61 | /* store total_written in a temporary | |
62 | because write_longint changes it */ | |
63 | w = stats.total_written; | |
e19452a9 | 64 | write_longint(f,stats.total_read); |
23c5aef1 | 65 | write_longint(f,w); |
e19452a9 DD |
66 | write_longint(f,stats.total_size); |
67 | } | |
7a6421fa AT |
68 | return; |
69 | } | |
e19452a9 DD |
70 | |
71 | /* this is the client */ | |
72 | ||
17d31b38 | 73 | if (!am_sender && send_stats) { |
23c5aef1 | 74 | int64 r; |
a800434a | 75 | stats.total_written = read_longint(f); |
23c5aef1 DD |
76 | /* store total_read in a temporary, read_longint changes it */ |
77 | r = read_longint(f); | |
a800434a | 78 | stats.total_size = read_longint(f); |
23c5aef1 | 79 | stats.total_read = r; |
a800434a AT |
80 | } |
81 | ||
82 | if (do_stats) { | |
17d31b38 DD |
83 | if (!am_sender && !send_stats) { |
84 | /* missing the bytes written by the generator */ | |
ebb00c8e | 85 | rprintf(FINFO, "\nCannot show stats as receiver because remote protocol version is less than 20\n"); |
17d31b38 DD |
86 | rprintf(FINFO, "Use --stats -v to show stats\n"); |
87 | return; | |
88 | } | |
1f658d42 AT |
89 | rprintf(FINFO,"\nNumber of files: %d\n", stats.num_files); |
90 | rprintf(FINFO,"Number of files transferred: %d\n", | |
a800434a | 91 | stats.num_transferred_files); |
1f658d42 | 92 | rprintf(FINFO,"Total file size: %.0f bytes\n", |
a800434a | 93 | (double)stats.total_size); |
1f658d42 | 94 | rprintf(FINFO,"Total transferred file size: %.0f bytes\n", |
a800434a | 95 | (double)stats.total_transferred_size); |
1f658d42 | 96 | rprintf(FINFO,"Literal data: %.0f bytes\n", |
a800434a | 97 | (double)stats.literal_data); |
1f658d42 | 98 | rprintf(FINFO,"Matched data: %.0f bytes\n", |
a800434a | 99 | (double)stats.matched_data); |
1f658d42 AT |
100 | rprintf(FINFO,"File list size: %d\n", stats.flist_size); |
101 | rprintf(FINFO,"Total bytes written: %.0f\n", | |
a800434a | 102 | (double)stats.total_written); |
1f658d42 | 103 | rprintf(FINFO,"Total bytes read: %.0f\n\n", |
a800434a | 104 | (double)stats.total_read); |
7a6421fa AT |
105 | } |
106 | ||
e19452a9 DD |
107 | if (verbose || do_stats) { |
108 | rprintf(FINFO,"wrote %.0f bytes read %.0f bytes %.2f bytes/sec\n", | |
109 | (double)stats.total_written, | |
110 | (double)stats.total_read, | |
111 | (stats.total_written+stats.total_read)/(0.5 + (t-starttime))); | |
112 | rprintf(FINFO,"total size is %.0f speedup is %.2f\n", | |
113 | (double)stats.total_size, | |
114 | (1.0*stats.total_size)/(stats.total_written+stats.total_read)); | |
115 | } | |
fc8a6b97 AT |
116 | |
117 | fflush(stdout); | |
118 | fflush(stderr); | |
c627d613 AT |
119 | } |
120 | ||
121 | ||
305ab133 MP |
122 | /* Start the remote shell. */ |
123 | /* TODO: When the shell exits, look at its return value, as this may | |
124 | * well tell us if something went wrong in trying to connect to the | |
125 | * remote machine. Although it doesn't seem to be specified anywhere, | |
126 | * ssh and the shell seem to return these values: | |
127 | * | |
128 | * 124 if the command exited with status 255 | |
129 | * 125 if the command is killed by a signal | |
130 | * 126 if the command cannot be run | |
131 | * 127 if the command is not found | |
132 | * | |
133 | * and we could use this to give a better explanation if the remote | |
134 | * command is not found. | |
135 | */ | |
e3cd198f | 136 | static int do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out) |
c627d613 | 137 | { |
366345fe AT |
138 | char *args[100]; |
139 | int i,argc=0, ret; | |
140 | char *tok,*dir=NULL; | |
7a6421fa AT |
141 | extern int local_server; |
142 | extern char *rsync_path; | |
e384bfbd | 143 | extern int blocking_io; |
366345fe AT |
144 | |
145 | if (!local_server) { | |
146 | if (!cmd) | |
147 | cmd = getenv(RSYNC_RSH_ENV); | |
148 | if (!cmd) | |
149 | cmd = RSYNC_RSH; | |
150 | cmd = strdup(cmd); | |
151 | if (!cmd) | |
152 | goto oom; | |
153 | ||
154 | for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) { | |
155 | args[argc++] = tok; | |
156 | } | |
c627d613 | 157 | |
7b8356d0 | 158 | #if HAVE_REMSH |
366345fe AT |
159 | /* remsh (on HPUX) takes the arguments the other way around */ |
160 | args[argc++] = machine; | |
161 | if (user) { | |
162 | args[argc++] = "-l"; | |
163 | args[argc++] = user; | |
164 | } | |
7b8356d0 | 165 | #else |
366345fe AT |
166 | if (user) { |
167 | args[argc++] = "-l"; | |
168 | args[argc++] = user; | |
169 | } | |
170 | args[argc++] = machine; | |
7b8356d0 | 171 | #endif |
c627d613 | 172 | |
366345fe | 173 | args[argc++] = rsync_path; |
c627d613 | 174 | |
366345fe | 175 | server_options(args,&argc); |
e384bfbd AT |
176 | |
177 | ||
178 | if (strcmp(cmd, RSYNC_RSH) == 0) blocking_io = 1; | |
366345fe | 179 | } |
c627d613 | 180 | |
366345fe | 181 | args[argc++] = "."; |
76076c4b | 182 | |
366345fe AT |
183 | if (path && *path) |
184 | args[argc++] = path; | |
c627d613 | 185 | |
366345fe | 186 | args[argc] = NULL; |
c627d613 | 187 | |
366345fe | 188 | if (verbose > 3) { |
9486289c | 189 | rprintf(FINFO,"cmd="); |
366345fe | 190 | for (i=0;i<argc;i++) |
9486289c AT |
191 | rprintf(FINFO,"%s ",args[i]); |
192 | rprintf(FINFO,"\n"); | |
366345fe AT |
193 | } |
194 | ||
195 | if (local_server) { | |
196 | ret = local_child(argc, args, f_in, f_out); | |
197 | } else { | |
198 | ret = piped_child(args,f_in,f_out); | |
199 | } | |
c627d613 | 200 | |
366345fe | 201 | if (dir) free(dir); |
82306bf6 | 202 | |
366345fe | 203 | return ret; |
c627d613 AT |
204 | |
205 | oom: | |
366345fe AT |
206 | out_of_memory("do_cmd"); |
207 | return 0; /* not reached */ | |
c627d613 AT |
208 | } |
209 | ||
210 | ||
211 | ||
212 | ||
213 | static char *get_local_name(struct file_list *flist,char *name) | |
214 | { | |
7a6421fa AT |
215 | STRUCT_STAT st; |
216 | extern int orig_umask; | |
c627d613 | 217 | |
c95da96a AT |
218 | if (verbose > 2) |
219 | rprintf(FINFO,"get_local_name count=%d %s\n", | |
1f0610ef DD |
220 | flist->count, NS(name)); |
221 | ||
222 | if (!name) | |
223 | return NULL; | |
c95da96a | 224 | |
1ff5450d AT |
225 | if (do_stat(name,&st) == 0) { |
226 | if (S_ISDIR(st.st_mode)) { | |
5243c216 AT |
227 | if (!push_dir(name, 0)) { |
228 | rprintf(FERROR,"push_dir %s : %s (1)\n", | |
1ff5450d | 229 | name,strerror(errno)); |
65417579 | 230 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
231 | } |
232 | return NULL; | |
233 | } | |
234 | if (flist->count > 1) { | |
235 | rprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n"); | |
65417579 | 236 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
237 | } |
238 | return name; | |
239 | } | |
240 | ||
cec8aa77 | 241 | if (flist->count <= 1) |
1ff5450d AT |
242 | return name; |
243 | ||
1ff5450d AT |
244 | if (do_mkdir(name,0777 & ~orig_umask) != 0) { |
245 | rprintf(FERROR,"mkdir %s : %s (1)\n",name,strerror(errno)); | |
65417579 | 246 | exit_cleanup(RERR_FILEIO); |
1ff5450d | 247 | } else { |
b536f47e AT |
248 | if (verbose > 0) |
249 | rprintf(FINFO,"created directory %s\n",name); | |
1ff5450d AT |
250 | } |
251 | ||
5243c216 AT |
252 | if (!push_dir(name, 0)) { |
253 | rprintf(FERROR,"push_dir %s : %s (2)\n", | |
254 | name,strerror(errno)); | |
65417579 | 255 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
256 | } |
257 | ||
258 | return NULL; | |
c627d613 AT |
259 | } |
260 | ||
261 | ||
262 | ||
263 | ||
9486289c | 264 | static void do_server_sender(int f_in, int f_out, int argc,char *argv[]) |
c627d613 | 265 | { |
7a6421fa AT |
266 | int i; |
267 | struct file_list *flist; | |
268 | char *dir = argv[0]; | |
269 | extern int relative_paths; | |
7a6421fa | 270 | extern int recurse; |
adc19c98 | 271 | extern int remote_version; |
c627d613 | 272 | |
7a6421fa AT |
273 | if (verbose > 2) |
274 | rprintf(FINFO,"server_sender starting pid=%d\n",(int)getpid()); | |
c627d613 | 275 | |
5243c216 AT |
276 | if (!relative_paths && !push_dir(dir, 0)) { |
277 | rprintf(FERROR,"push_dir %s: %s (3)\n",dir,strerror(errno)); | |
65417579 | 278 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
279 | } |
280 | argc--; | |
281 | argv++; | |
c627d613 | 282 | |
7a6421fa AT |
283 | if (strcmp(dir,".")) { |
284 | int l = strlen(dir); | |
285 | if (strcmp(dir,"/") == 0) | |
286 | l = 0; | |
287 | for (i=0;i<argc;i++) | |
288 | argv[i] += l+1; | |
289 | } | |
c627d613 | 290 | |
7a6421fa AT |
291 | if (argc == 0 && recurse) { |
292 | argc=1; | |
293 | argv--; | |
294 | argv[0] = "."; | |
295 | } | |
296 | ||
7a6421fa | 297 | flist = send_file_list(f_out,argc,argv); |
8d9dc9f9 AT |
298 | if (!flist || flist->count == 0) { |
299 | exit_cleanup(0); | |
300 | } | |
301 | ||
7a6421fa | 302 | send_files(flist,f_out,f_in); |
3d382777 | 303 | io_flush(); |
7a6421fa | 304 | report(f_out); |
adc19c98 AT |
305 | if (remote_version >= 24) { |
306 | /* final goodbye message */ | |
307 | read_int(f_in); | |
308 | } | |
8d9dc9f9 | 309 | io_flush(); |
7a6421fa | 310 | exit_cleanup(0); |
c627d613 AT |
311 | } |
312 | ||
313 | ||
dc5ddbcc AT |
314 | static int do_recv(int f_in,int f_out,struct file_list *flist,char *local_name) |
315 | { | |
d186eb1a AT |
316 | int pid; |
317 | int status=0; | |
318 | int recv_pipe[2]; | |
554e0a8d | 319 | int error_pipe[2]; |
d186eb1a | 320 | extern int preserve_hard_links; |
6957ae33 AT |
321 | extern int delete_after; |
322 | extern int recurse; | |
323 | extern int delete_mode; | |
8ada7518 | 324 | extern int remote_version; |
dc5ddbcc | 325 | |
d186eb1a AT |
326 | if (preserve_hard_links) |
327 | init_hard_links(flist); | |
dc5ddbcc | 328 | |
6957ae33 AT |
329 | if (!delete_after) { |
330 | /* I moved this here from recv_files() to prevent a race condition */ | |
331 | if (recurse && delete_mode && !local_name && flist->count>0) { | |
332 | delete_files(flist); | |
333 | } | |
334 | } | |
335 | ||
08f15335 | 336 | if (fd_pair(recv_pipe) < 0) { |
d186eb1a | 337 | rprintf(FERROR,"pipe failed in do_recv\n"); |
65417579 | 338 | exit_cleanup(RERR_SOCKETIO); |
d186eb1a | 339 | } |
554e0a8d | 340 | |
08f15335 | 341 | if (fd_pair(error_pipe) < 0) { |
554e0a8d AT |
342 | rprintf(FERROR,"error pipe failed in do_recv\n"); |
343 | exit_cleanup(RERR_SOCKETIO); | |
344 | } | |
c6e7fcb4 | 345 | |
8d9dc9f9 | 346 | io_flush(); |
c6e7fcb4 | 347 | |
d186eb1a | 348 | if ((pid=do_fork()) == 0) { |
e08c9610 | 349 | close(recv_pipe[0]); |
554e0a8d | 350 | close(error_pipe[0]); |
e08c9610 AT |
351 | if (f_in != f_out) close(f_out); |
352 | ||
554e0a8d AT |
353 | /* we can't let two processes write to the socket at one time */ |
354 | io_multiplexing_close(); | |
355 | ||
356 | /* set place to send errors */ | |
357 | set_error_fd(error_pipe[1]); | |
358 | ||
e08c9610 | 359 | recv_files(f_in,flist,local_name,recv_pipe[1]); |
3d382777 | 360 | io_flush(); |
ba5e128d | 361 | report(f_in); |
e08c9610 | 362 | |
8b35435f AT |
363 | write_int(recv_pipe[1],1); |
364 | close(recv_pipe[1]); | |
8d9dc9f9 | 365 | io_flush(); |
4a748188 | 366 | /* finally we go to sleep until our parent kills us |
27e3e9c9 | 367 | with a USR2 signal. We sleep for a short time as on |
4a748188 | 368 | some OSes a signal won't interrupt a sleep! */ |
27e3e9c9 | 369 | while (1) msleep(20); |
d186eb1a | 370 | } |
dc5ddbcc | 371 | |
e08c9610 | 372 | close(recv_pipe[1]); |
554e0a8d | 373 | close(error_pipe[1]); |
e08c9610 | 374 | if (f_in != f_out) close(f_in); |
e1b3d5c4 | 375 | |
b3e10ed7 AT |
376 | io_start_buffering(f_out); |
377 | ||
554e0a8d AT |
378 | io_set_error_fd(error_pipe[0]); |
379 | ||
e08c9610 | 380 | generate_files(f_out,flist,local_name,recv_pipe[0]); |
8d9dc9f9 | 381 | |
8b35435f AT |
382 | read_int(recv_pipe[0]); |
383 | close(recv_pipe[0]); | |
8ada7518 AT |
384 | if (remote_version >= 24) { |
385 | /* send a final goodbye message */ | |
386 | write_int(f_out, -1); | |
387 | } | |
8d9dc9f9 | 388 | io_flush(); |
8ada7518 | 389 | |
8b35435f | 390 | kill(pid, SIGUSR2); |
d79d1c69 | 391 | wait_process(pid, &status); |
d186eb1a | 392 | return status; |
dc5ddbcc AT |
393 | } |
394 | ||
c627d613 | 395 | |
9486289c | 396 | static void do_server_recv(int f_in, int f_out, int argc,char *argv[]) |
c627d613 | 397 | { |
7a6421fa AT |
398 | int status; |
399 | struct file_list *flist; | |
400 | char *local_name=NULL; | |
401 | char *dir = NULL; | |
402 | extern int delete_mode; | |
b33b791e | 403 | extern int delete_excluded; |
7a6421fa | 404 | extern int am_daemon; |
09b7f5db AT |
405 | extern int module_id; |
406 | extern int am_sender; | |
f0fca04e | 407 | |
7a6421fa AT |
408 | if (verbose > 2) |
409 | rprintf(FINFO,"server_recv(%d) starting pid=%d\n",argc,(int)getpid()); | |
09b7f5db AT |
410 | |
411 | if (am_daemon && lp_read_only(module_id) && !am_sender) { | |
412 | rprintf(FERROR,"ERROR: module is read only\n"); | |
413 | exit_cleanup(RERR_SYNTAX); | |
414 | return; | |
415 | } | |
416 | ||
7a6421fa | 417 | |
7a6421fa AT |
418 | if (argc > 0) { |
419 | dir = argv[0]; | |
420 | argc--; | |
421 | argv++; | |
5243c216 AT |
422 | if (!am_daemon && !push_dir(dir, 0)) { |
423 | rprintf(FERROR,"push_dir %s : %s (4)\n", | |
7a6421fa | 424 | dir,strerror(errno)); |
65417579 | 425 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
426 | } |
427 | } | |
c627d613 | 428 | |
b33b791e | 429 | if (delete_mode && !delete_excluded) |
7a6421fa | 430 | recv_exclude_list(f_in); |
c627d613 | 431 | |
7a6421fa | 432 | flist = recv_file_list(f_in); |
4c36a13e AT |
433 | if (!flist) { |
434 | rprintf(FERROR,"server_recv: recv_file_list error\n"); | |
65417579 | 435 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
436 | } |
437 | ||
438 | if (argc > 0) { | |
439 | if (strcmp(dir,".")) { | |
440 | argv[0] += strlen(dir); | |
441 | if (argv[0][0] == '/') argv[0]++; | |
442 | } | |
443 | local_name = get_local_name(flist,argv[0]); | |
444 | } | |
c627d613 | 445 | |
7a6421fa AT |
446 | status = do_recv(f_in,f_out,flist,local_name); |
447 | exit_cleanup(status); | |
c627d613 AT |
448 | } |
449 | ||
450 | ||
9486289c | 451 | void start_server(int f_in, int f_out, int argc, char *argv[]) |
366345fe | 452 | { |
7a6421fa AT |
453 | extern int cvs_exclude; |
454 | extern int am_sender; | |
ff41a59f AT |
455 | extern int remote_version; |
456 | ||
6d7b6081 AT |
457 | setup_protocol(f_out, f_in); |
458 | ||
f0359dd0 AT |
459 | set_nonblocking(f_in); |
460 | set_nonblocking(f_out); | |
461 | ||
ff41a59f AT |
462 | if (remote_version >= 23) |
463 | io_start_multiplex_out(f_out); | |
7a6421fa | 464 | |
7a6421fa AT |
465 | if (am_sender) { |
466 | recv_exclude_list(f_in); | |
467 | if (cvs_exclude) | |
468 | add_cvs_excludes(); | |
469 | do_server_sender(f_in, f_out, argc, argv); | |
470 | } else { | |
471 | do_server_recv(f_in, f_out, argc, argv); | |
472 | } | |
473 | exit_cleanup(0); | |
366345fe AT |
474 | } |
475 | ||
0ba48136 MP |
476 | |
477 | /* | |
478 | * This is called once the connection has been negotiated. It is used | |
479 | * for rsyncd, remote-shell, and local connections. | |
480 | */ | |
3591c066 | 481 | int client_run(int f_in, int f_out, int pid, int argc, char *argv[]) |
9486289c AT |
482 | { |
483 | struct file_list *flist; | |
484 | int status = 0, status2 = 0; | |
485 | char *local_name = NULL; | |
7a6421fa | 486 | extern int am_sender; |
ff41a59f AT |
487 | extern int remote_version; |
488 | ||
f0359dd0 AT |
489 | set_nonblocking(f_in); |
490 | set_nonblocking(f_out); | |
491 | ||
6d7b6081 AT |
492 | setup_protocol(f_out,f_in); |
493 | ||
ff41a59f AT |
494 | if (remote_version >= 23) |
495 | io_start_multiplex_in(f_in); | |
9486289c AT |
496 | |
497 | if (am_sender) { | |
7a6421fa AT |
498 | extern int cvs_exclude; |
499 | extern int delete_mode; | |
b33b791e | 500 | extern int delete_excluded; |
9486289c AT |
501 | if (cvs_exclude) |
502 | add_cvs_excludes(); | |
b33b791e | 503 | if (delete_mode && !delete_excluded) |
9486289c AT |
504 | send_exclude_list(f_out); |
505 | flist = send_file_list(f_out,argc,argv); | |
506 | if (verbose > 3) | |
507 | rprintf(FINFO,"file list sent\n"); | |
e1b3d5c4 | 508 | |
9486289c AT |
509 | send_files(flist,f_out,f_in); |
510 | if (pid != -1) { | |
511 | if (verbose > 3) | |
8d9dc9f9 AT |
512 | rprintf(FINFO,"client_run waiting on %d\n",pid); |
513 | io_flush(); | |
d79d1c69 | 514 | wait_process(pid, &status); |
9486289c | 515 | } |
8ada7518 AT |
516 | if (remote_version >= 24) { |
517 | /* final goodbye message */ | |
518 | read_int(f_in); | |
519 | } | |
3d382777 | 520 | report(-1); |
9486289c AT |
521 | exit_cleanup(status); |
522 | } | |
f7632fc6 | 523 | |
27e3e9c9 AT |
524 | if (argc == 0) { |
525 | extern int list_only; | |
526 | list_only = 1; | |
527 | } | |
9486289c AT |
528 | |
529 | send_exclude_list(f_out); | |
530 | ||
531 | flist = recv_file_list(f_in); | |
532 | if (!flist || flist->count == 0) { | |
796d484b MP |
533 | rprintf(FINFO, "client: nothing to do: " |
534 | "perhaps you need to specify some filenames or " | |
535 | "the --recursive option?\n"); | |
9486289c AT |
536 | exit_cleanup(0); |
537 | } | |
538 | ||
539 | local_name = get_local_name(flist,argv[0]); | |
540 | ||
541 | status2 = do_recv(f_in,f_out,flist,local_name); | |
542 | ||
9486289c | 543 | if (pid != -1) { |
8d9dc9f9 AT |
544 | if (verbose > 3) |
545 | rprintf(FINFO,"client_run2 waiting on %d\n",pid); | |
546 | io_flush(); | |
d79d1c69 | 547 | wait_process(pid, &status); |
9486289c AT |
548 | } |
549 | ||
550 | return status | status2; | |
551 | } | |
552 | ||
ca6c93f8 AT |
553 | static char *find_colon(char *s) |
554 | { | |
555 | char *p, *p2; | |
556 | ||
557 | p = strchr(s,':'); | |
558 | if (!p) return NULL; | |
559 | ||
560 | /* now check to see if there is a / in the string before the : - if there is then | |
561 | discard the colon on the assumption that the : is part of a filename */ | |
562 | p2 = strchr(s,'/'); | |
563 | if (p2 && p2 < p) return NULL; | |
564 | ||
565 | return p; | |
566 | } | |
9486289c | 567 | |
0ba48136 MP |
568 | |
569 | /* | |
570 | * Start a client for either type of remote connection. Work out | |
571 | * whether the arguments request a remote shell or rsyncd connection, | |
572 | * and call the appropriate connection function, then run_client. | |
573 | */ | |
fc8a6b97 | 574 | static int start_client(int argc, char *argv[]) |
5d6bcd44 AT |
575 | { |
576 | char *p; | |
577 | char *shell_machine = NULL; | |
578 | char *shell_path = NULL; | |
579 | char *shell_user = NULL; | |
fc8a6b97 | 580 | int pid, ret; |
5d6bcd44 | 581 | int f_in,f_out; |
7a6421fa AT |
582 | extern int local_server; |
583 | extern int am_sender; | |
584 | extern char *shell_cmd; | |
2acf81eb | 585 | extern int rsync_port; |
c32d0240 | 586 | char *argv0 = strdup(argv[0]); |
5d6bcd44 | 587 | |
c32d0240 | 588 | if (strncasecmp(URL_PREFIX, argv0, strlen(URL_PREFIX)) == 0) { |
f7632fc6 AT |
589 | char *host, *path; |
590 | ||
c32d0240 | 591 | host = argv0 + strlen(URL_PREFIX); |
f7632fc6 AT |
592 | p = strchr(host,'/'); |
593 | if (p) { | |
594 | *p = 0; | |
595 | path = p+1; | |
596 | } else { | |
597 | path=""; | |
598 | } | |
2acf81eb DD |
599 | p = strchr(host,':'); |
600 | if (p) { | |
601 | rsync_port = atoi(p+1); | |
602 | *p = 0; | |
603 | } | |
f7632fc6 AT |
604 | return start_socket_client(host, path, argc-1, argv+1); |
605 | } | |
606 | ||
c32d0240 | 607 | p = find_colon(argv0); |
5d6bcd44 AT |
608 | |
609 | if (p) { | |
9486289c AT |
610 | if (p[1] == ':') { |
611 | *p = 0; | |
c32d0240 | 612 | return start_socket_client(argv0, p+2, argc-1, argv+1); |
9486289c | 613 | } |
3591c066 | 614 | |
f7632fc6 | 615 | if (argc < 1) { |
3591c066 | 616 | usage(FERROR); |
65417579 | 617 | exit_cleanup(RERR_SYNTAX); |
3591c066 AT |
618 | } |
619 | ||
5d6bcd44 AT |
620 | am_sender = 0; |
621 | *p = 0; | |
38bf526f | 622 | shell_machine = argv0; |
5d6bcd44 AT |
623 | shell_path = p+1; |
624 | argc--; | |
625 | argv++; | |
626 | } else { | |
627 | am_sender = 1; | |
9486289c | 628 | |
ca6c93f8 | 629 | p = find_colon(argv[argc-1]); |
5d6bcd44 AT |
630 | if (!p) { |
631 | local_server = 1; | |
9486289c AT |
632 | } else if (p[1] == ':') { |
633 | *p = 0; | |
634 | return start_socket_client(argv[argc-1], p+2, argc-1, argv); | |
5d6bcd44 | 635 | } |
3591c066 AT |
636 | |
637 | if (argc < 2) { | |
638 | usage(FERROR); | |
65417579 | 639 | exit_cleanup(RERR_SYNTAX); |
3591c066 | 640 | } |
9486289c | 641 | |
5d6bcd44 AT |
642 | if (local_server) { |
643 | shell_machine = NULL; | |
644 | shell_path = argv[argc-1]; | |
645 | } else { | |
646 | *p = 0; | |
647 | shell_machine = argv[argc-1]; | |
648 | shell_path = p+1; | |
649 | } | |
650 | argc--; | |
651 | } | |
652 | ||
653 | if (shell_machine) { | |
654 | p = strchr(shell_machine,'@'); | |
655 | if (p) { | |
656 | *p = 0; | |
657 | shell_user = shell_machine; | |
658 | shell_machine = p+1; | |
659 | } | |
660 | } | |
661 | ||
662 | if (verbose > 3) { | |
9486289c | 663 | rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n", |
5d6bcd44 AT |
664 | shell_cmd?shell_cmd:"", |
665 | shell_machine?shell_machine:"", | |
666 | shell_user?shell_user:"", | |
667 | shell_path?shell_path:""); | |
668 | } | |
669 | ||
f7632fc6 | 670 | if (!am_sender && argc > 1) { |
5d6bcd44 | 671 | usage(FERROR); |
65417579 | 672 | exit_cleanup(RERR_SYNTAX); |
5d6bcd44 | 673 | } |
27e3e9c9 AT |
674 | |
675 | if (argc == 0 && !am_sender) { | |
676 | extern int list_only; | |
677 | list_only = 1; | |
678 | } | |
5d6bcd44 AT |
679 | |
680 | pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out); | |
681 | ||
fc8a6b97 AT |
682 | ret = client_run(f_in, f_out, pid, argc, argv); |
683 | ||
684 | fflush(stdout); | |
685 | fflush(stderr); | |
686 | ||
687 | return ret; | |
5d6bcd44 AT |
688 | } |
689 | ||
366345fe | 690 | |
6e4fb64e | 691 | static RETSIGTYPE sigusr1_handler(int val) { |
65417579 | 692 | exit_cleanup(RERR_SIGNAL); |
82306bf6 AT |
693 | } |
694 | ||
8b35435f AT |
695 | static RETSIGTYPE sigusr2_handler(int val) { |
696 | _exit(0); | |
697 | } | |
698 | ||
5d6bcd44 | 699 | int main(int argc,char *argv[]) |
7a6421fa AT |
700 | { |
701 | extern int am_root; | |
702 | extern int orig_umask; | |
703 | extern int dry_run; | |
704 | extern int am_daemon; | |
705 | extern int am_server; | |
5d6bcd44 | 706 | |
7a6421fa | 707 | signal(SIGUSR1, sigusr1_handler); |
8b35435f | 708 | signal(SIGUSR2, sigusr2_handler); |
5d6bcd44 | 709 | |
7a6421fa AT |
710 | starttime = time(NULL); |
711 | am_root = (getuid() == 0); | |
c627d613 | 712 | |
a800434a AT |
713 | memset(&stats, 0, sizeof(stats)); |
714 | ||
df5e03da AT |
715 | if (argc < 2) { |
716 | usage(FERROR); | |
65417579 | 717 | exit_cleanup(RERR_SYNTAX); |
df5e03da AT |
718 | } |
719 | ||
7a6421fa AT |
720 | /* we set a 0 umask so that correct file permissions can be |
721 | carried across */ | |
722 | orig_umask = (int)umask(0); | |
5d6bcd44 | 723 | |
b86f0cef | 724 | if (!parse_arguments(argc, argv, 1)) { |
305ab133 MP |
725 | /* FIXME: We ought to call the same error-handling |
726 | * code here, rather than relying on getopt. */ | |
727 | /* option_error(); */ | |
65417579 | 728 | exit_cleanup(RERR_SYNTAX); |
b11ed3b1 | 729 | } |
5d6bcd44 | 730 | |
7a6421fa AT |
731 | argc -= optind; |
732 | argv += optind; | |
733 | optind = 0; | |
c627d613 | 734 | |
7a6421fa AT |
735 | signal(SIGCHLD,SIG_IGN); |
736 | signal(SIGINT,SIGNAL_CAST sig_int); | |
737 | signal(SIGPIPE,SIGNAL_CAST sig_int); | |
738 | signal(SIGHUP,SIGNAL_CAST sig_int); | |
8638dd48 | 739 | signal(SIGTERM,SIGNAL_CAST sig_int); |
6b83141d | 740 | |
c226b7c2 DD |
741 | /* Initialize push_dir here because on some old systems getcwd |
742 | (implemented by forking "pwd" and reading its output) doesn't | |
743 | work when there are other child processes. Also, on all systems | |
744 | that implement getcwd that way "pwd" can't be found after chroot. */ | |
745 | push_dir(NULL,0); | |
746 | ||
7a6421fa AT |
747 | if (am_daemon) { |
748 | return daemon_main(); | |
749 | } | |
f0fca04e | 750 | |
08ac228f AT |
751 | if (argc < 1) { |
752 | usage(FERROR); | |
65417579 | 753 | exit_cleanup(RERR_SYNTAX); |
08ac228f AT |
754 | } |
755 | ||
7a6421fa AT |
756 | if (dry_run) |
757 | verbose = MAX(verbose,1); | |
c627d613 | 758 | |
cbbe4892 | 759 | #ifndef SUPPORT_LINKS |
7a6421fa AT |
760 | if (!am_server && preserve_links) { |
761 | rprintf(FERROR,"ERROR: symbolic links not supported\n"); | |
65417579 | 762 | exit_cleanup(RERR_UNSUPPORTED); |
7a6421fa | 763 | } |
cbbe4892 AT |
764 | #endif |
765 | ||
7a6421fa | 766 | if (am_server) { |
f0359dd0 AT |
767 | set_nonblocking(STDIN_FILENO); |
768 | set_nonblocking(STDOUT_FILENO); | |
7a6421fa AT |
769 | start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv); |
770 | } | |
c627d613 | 771 | |
7a6421fa | 772 | return start_client(argc, argv); |
c627d613 | 773 | } |
82306bf6 | 774 |