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0ba48136 | 1 | /* -*- c-file-style: "linux" -*- |
d9c7edf6 | 2 | |
50135767 | 3 | Copyright (C) 1996-2001 by Andrew Tridgell <tridge@samba.org> |
c627d613 | 4 | Copyright (C) Paul Mackerras 1996 |
e5a2b854 | 5 | Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org> |
d9c7edf6 | 6 | |
c627d613 AT |
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. | |
d9c7edf6 | 11 | |
c627d613 AT |
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. | |
d9c7edf6 | 16 | |
c627d613 AT |
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 | 25 | |
b35d0d8e | 26 | extern struct stats stats; |
7c2a9e76 WD |
27 | extern char *files_from; |
28 | extern int filesfrom_fd; | |
29 | extern char *remote_filesfrom_file; | |
d9c7edf6 WD |
30 | extern int am_server; |
31 | extern int am_sender; | |
32 | extern int am_daemon; | |
7a6421fa | 33 | extern int verbose; |
c627d613 | 34 | |
ee7118a8 DD |
35 | /* there's probably never more than at most 2 outstanding child processes, |
36 | * but set it higher just in case. | |
37 | */ | |
38 | #define MAXCHILDPROCS 5 | |
39 | ||
40 | struct pid_status { | |
41 | pid_t pid; | |
42 | int status; | |
43 | } pid_stat_table[MAXCHILDPROCS]; | |
44 | ||
e5a2b854 | 45 | static void show_malloc_stats(void); |
82980a23 AT |
46 | |
47 | /**************************************************************************** | |
48 | wait for a process to exit, calling io_flush while waiting | |
49 | ****************************************************************************/ | |
50 | void wait_process(pid_t pid, int *status) | |
51 | { | |
ee7118a8 DD |
52 | pid_t waited_pid; |
53 | int cnt; | |
54 | ||
55 | while ((waited_pid = waitpid(pid, status, WNOHANG)) == 0) { | |
a24c6870 | 56 | msleep(20); |
82980a23 AT |
57 | io_flush(); |
58 | } | |
d9c7edf6 | 59 | |
ee7118a8 DD |
60 | if ((waited_pid == -1) && (errno == ECHILD)) { |
61 | /* status of requested child no longer available. | |
62 | * check to see if it was processed by the sigchld_handler. | |
63 | */ | |
64 | for (cnt = 0; cnt < MAXCHILDPROCS; cnt++) { | |
65 | if (pid == pid_stat_table[cnt].pid) { | |
66 | *status = pid_stat_table[cnt].status; | |
67 | pid_stat_table[cnt].pid = 0; | |
68 | break; | |
69 | } | |
70 | } | |
71 | } | |
72 | ||
d9c7edf6 WD |
73 | /* TODO: If the child exited on a signal, then log an |
74 | * appropriate error message. Perhaps we should also accept a | |
75 | * message describing the purpose of the child. Also indicate | |
76 | * this to the caller so that thhey know something went | |
77 | * wrong. */ | |
82980a23 AT |
78 | *status = WEXITSTATUS(*status); |
79 | } | |
80 | ||
c627d613 AT |
81 | static void report(int f) |
82 | { | |
7a6421fa | 83 | time_t t = time(NULL); |
a800434a | 84 | extern int do_stats; |
17d31b38 DD |
85 | extern int remote_version; |
86 | int send_stats; | |
7a6421fa | 87 | |
7bb7058e | 88 | if (do_stats && verbose > 1) { |
5c15e29f | 89 | /* These come out from every process */ |
7bb7058e | 90 | show_malloc_stats(); |
86943126 | 91 | show_flist_stats(); |
5c15e29f MP |
92 | } |
93 | ||
248fbb8c | 94 | if (am_daemon) { |
a9766ef1 | 95 | log_exit(0, __FILE__, __LINE__); |
7b372642 | 96 | if (f == -1 || !am_sender) return; |
248fbb8c AT |
97 | } |
98 | ||
ebb00c8e | 99 | send_stats = verbose || (remote_version >= 20); |
e19452a9 | 100 | if (am_server) { |
17d31b38 | 101 | if (am_sender && send_stats) { |
23c5aef1 DD |
102 | int64 w; |
103 | /* store total_written in a temporary | |
d9c7edf6 | 104 | * because write_longint changes it */ |
23c5aef1 | 105 | w = stats.total_written; |
e19452a9 | 106 | write_longint(f,stats.total_read); |
23c5aef1 | 107 | write_longint(f,w); |
e19452a9 DD |
108 | write_longint(f,stats.total_size); |
109 | } | |
7a6421fa AT |
110 | return; |
111 | } | |
e19452a9 DD |
112 | |
113 | /* this is the client */ | |
d9c7edf6 | 114 | |
17d31b38 | 115 | if (!am_sender && send_stats) { |
23c5aef1 | 116 | int64 r; |
a800434a | 117 | stats.total_written = read_longint(f); |
23c5aef1 DD |
118 | /* store total_read in a temporary, read_longint changes it */ |
119 | r = read_longint(f); | |
a800434a | 120 | stats.total_size = read_longint(f); |
23c5aef1 | 121 | stats.total_read = r; |
a800434a AT |
122 | } |
123 | ||
124 | if (do_stats) { | |
17d31b38 | 125 | if (!am_sender && !send_stats) { |
d9c7edf6 WD |
126 | /* missing the bytes written by the generator */ |
127 | rprintf(FINFO, "\nCannot show stats as receiver because remote protocol version is less than 20\n"); | |
128 | rprintf(FINFO, "Use --stats -v to show stats\n"); | |
129 | return; | |
17d31b38 | 130 | } |
1f658d42 | 131 | rprintf(FINFO,"\nNumber of files: %d\n", stats.num_files); |
d9c7edf6 WD |
132 | rprintf(FINFO,"Number of files transferred: %d\n", |
133 | stats.num_transferred_files); | |
134 | rprintf(FINFO,"Total file size: %.0f bytes\n", | |
135 | (double)stats.total_size); | |
136 | rprintf(FINFO,"Total transferred file size: %.0f bytes\n", | |
137 | (double)stats.total_transferred_size); | |
138 | rprintf(FINFO,"Literal data: %.0f bytes\n", | |
139 | (double)stats.literal_data); | |
140 | rprintf(FINFO,"Matched data: %.0f bytes\n", | |
141 | (double)stats.matched_data); | |
1f658d42 | 142 | rprintf(FINFO,"File list size: %d\n", stats.flist_size); |
d9c7edf6 WD |
143 | rprintf(FINFO,"Total bytes written: %.0f\n", |
144 | (double)stats.total_written); | |
577ab12c | 145 | rprintf(FINFO,"Total bytes read: %.0f\n", |
d9c7edf6 | 146 | (double)stats.total_read); |
7a6421fa | 147 | } |
d9c7edf6 | 148 | |
e19452a9 | 149 | if (verbose || do_stats) { |
577ab12c | 150 | rprintf(FINFO,"\nwrote %.0f bytes read %.0f bytes %.2f bytes/sec\n", |
d9c7edf6 WD |
151 | (double)stats.total_written, |
152 | (double)stats.total_read, | |
153 | (stats.total_written+stats.total_read)/(0.5 + (t-starttime))); | |
e19452a9 | 154 | rprintf(FINFO,"total size is %.0f speedup is %.2f\n", |
d9c7edf6 WD |
155 | (double)stats.total_size, |
156 | (1.0*stats.total_size)/(stats.total_written+stats.total_read)); | |
e19452a9 | 157 | } |
fc8a6b97 AT |
158 | |
159 | fflush(stdout); | |
160 | fflush(stderr); | |
c627d613 AT |
161 | } |
162 | ||
163 | ||
e5a2b854 MP |
164 | /** |
165 | * If our C library can get malloc statistics, then show them to FINFO | |
166 | **/ | |
167 | static void show_malloc_stats(void) | |
168 | { | |
169 | #ifdef HAVE_MALLINFO | |
170 | struct mallinfo mi; | |
171 | ||
172 | mi = mallinfo(); | |
173 | ||
5c15e29f MP |
174 | rprintf(FINFO, RSYNC_NAME "[%d] (%s%s%s) heap statistics:\n", |
175 | getpid(), | |
176 | am_server ? "server " : "", | |
177 | am_daemon ? "daemon " : "", | |
178 | am_sender ? "sender" : "receiver"); | |
e5a2b854 MP |
179 | rprintf(FINFO, " arena: %10d (bytes from sbrk)\n", mi.arena); |
180 | rprintf(FINFO, " ordblks: %10d (chunks not in use)\n", mi.ordblks); | |
181 | rprintf(FINFO, " smblks: %10d\n", mi.smblks); | |
182 | rprintf(FINFO, " hblks: %10d (chunks from mmap)\n", mi.hblks); | |
183 | rprintf(FINFO, " hblkhd: %10d (bytes from mmap)\n", mi.hblkhd); | |
184 | rprintf(FINFO, " usmblks: %10d\n", mi.usmblks); | |
185 | rprintf(FINFO, " fsmblks: %10d\n", mi.fsmblks); | |
186 | rprintf(FINFO, " uordblks: %10d (bytes used)\n", mi.uordblks); | |
187 | rprintf(FINFO, " fordblks: %10d (bytes free)\n", mi.fordblks); | |
188 | rprintf(FINFO, " keepcost: %10d (bytes in releasable chunk)\n", mi.keepcost); | |
189 | #endif /* HAVE_MALLINFO */ | |
190 | } | |
191 | ||
192 | ||
0882faa2 | 193 | /* Start the remote shell. cmd may be NULL to use the default. */ |
19b27a48 | 194 | static pid_t do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out) |
c627d613 | 195 | { |
366345fe | 196 | char *args[100]; |
19b27a48 AT |
197 | int i,argc=0; |
198 | pid_t ret; | |
366345fe | 199 | char *tok,*dir=NULL; |
bb4aa89c | 200 | int dash_l_set = 0; |
7a6421fa AT |
201 | extern int local_server; |
202 | extern char *rsync_path; | |
e384bfbd | 203 | extern int blocking_io; |
75aeac44 | 204 | extern int daemon_over_rsh; |
6902ed17 | 205 | extern int read_batch; |
366345fe | 206 | |
088aac85 | 207 | if (!read_batch && !local_server) { |
366345fe AT |
208 | if (!cmd) |
209 | cmd = getenv(RSYNC_RSH_ENV); | |
210 | if (!cmd) | |
211 | cmd = RSYNC_RSH; | |
212 | cmd = strdup(cmd); | |
d9c7edf6 | 213 | if (!cmd) |
366345fe AT |
214 | goto oom; |
215 | ||
216 | for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) { | |
217 | args[argc++] = tok; | |
218 | } | |
c627d613 | 219 | |
d9c7edf6 | 220 | /* check to see if we've already been given '-l user' in |
bb4aa89c WD |
221 | the remote-shell command */ |
222 | for (i = 0; i < argc-1; i++) { | |
223 | if (!strcmp(args[i], "-l") && args[i+1][0] != '-') | |
224 | dash_l_set = 1; | |
225 | } | |
226 | ||
7b8356d0 | 227 | #if HAVE_REMSH |
366345fe AT |
228 | /* remsh (on HPUX) takes the arguments the other way around */ |
229 | args[argc++] = machine; | |
bb4aa89c | 230 | if (user && !(daemon_over_rsh && dash_l_set)) { |
366345fe AT |
231 | args[argc++] = "-l"; |
232 | args[argc++] = user; | |
233 | } | |
7b8356d0 | 234 | #else |
bb4aa89c | 235 | if (user && !(daemon_over_rsh && dash_l_set)) { |
366345fe AT |
236 | args[argc++] = "-l"; |
237 | args[argc++] = user; | |
238 | } | |
239 | args[argc++] = machine; | |
7b8356d0 | 240 | #endif |
c627d613 | 241 | |
366345fe | 242 | args[argc++] = rsync_path; |
c627d613 | 243 | |
93689aa5 DD |
244 | if ((blocking_io == -1) && (strcmp(cmd, RSYNC_RSH) == 0)) |
245 | blocking_io = 1; | |
e384bfbd | 246 | |
93689aa5 | 247 | server_options(args,&argc); |
e384bfbd | 248 | |
366345fe | 249 | } |
c627d613 | 250 | |
366345fe | 251 | args[argc++] = "."; |
76076c4b | 252 | |
d9c7edf6 | 253 | if (!daemon_over_rsh && path && *path) |
366345fe | 254 | args[argc++] = path; |
c627d613 | 255 | |
366345fe | 256 | args[argc] = NULL; |
c627d613 | 257 | |
366345fe | 258 | if (verbose > 3) { |
9486289c | 259 | rprintf(FINFO,"cmd="); |
366345fe | 260 | for (i=0;i<argc;i++) |
9486289c AT |
261 | rprintf(FINFO,"%s ",args[i]); |
262 | rprintf(FINFO,"\n"); | |
366345fe AT |
263 | } |
264 | ||
265 | if (local_server) { | |
6902ed17 | 266 | if (read_batch) |
d9c7edf6 | 267 | create_flist_from_batch(); /* sets batch_flist */ |
25d34a5c | 268 | ret = local_child(argc, args, f_in, f_out, child_main); |
366345fe AT |
269 | } else { |
270 | ret = piped_child(args,f_in,f_out); | |
271 | } | |
c627d613 | 272 | |
366345fe | 273 | if (dir) free(dir); |
82306bf6 | 274 | |
366345fe | 275 | return ret; |
c627d613 AT |
276 | |
277 | oom: | |
366345fe AT |
278 | out_of_memory("do_cmd"); |
279 | return 0; /* not reached */ | |
c627d613 AT |
280 | } |
281 | ||
282 | ||
283 | ||
284 | ||
285 | static char *get_local_name(struct file_list *flist,char *name) | |
286 | { | |
7a6421fa | 287 | STRUCT_STAT st; |
87cc45e1 | 288 | int e; |
7a6421fa | 289 | extern int orig_umask; |
c627d613 | 290 | |
c95da96a | 291 | if (verbose > 2) |
d9c7edf6 | 292 | rprintf(FINFO,"get_local_name count=%d %s\n", |
1f0610ef DD |
293 | flist->count, NS(name)); |
294 | ||
d9c7edf6 | 295 | if (!name) |
1f0610ef | 296 | return NULL; |
c95da96a | 297 | |
1ff5450d AT |
298 | if (do_stat(name,&st) == 0) { |
299 | if (S_ISDIR(st.st_mode)) { | |
5243c216 AT |
300 | if (!push_dir(name, 0)) { |
301 | rprintf(FERROR,"push_dir %s : %s (1)\n", | |
1ff5450d | 302 | name,strerror(errno)); |
65417579 | 303 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
304 | } |
305 | return NULL; | |
306 | } | |
307 | if (flist->count > 1) { | |
308 | rprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n"); | |
65417579 | 309 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
310 | } |
311 | return name; | |
312 | } | |
313 | ||
87cc45e1 | 314 | if (flist->count <= 1 && ((e = strlen(name)) <= 1 || name[e-1] != '/')) |
1ff5450d AT |
315 | return name; |
316 | ||
1ff5450d | 317 | if (do_mkdir(name,0777 & ~orig_umask) != 0) { |
b84ba896 MP |
318 | rprintf(FERROR, RSYNC_NAME ": mkdir %s: %s\n", |
319 | name, strerror(errno)); | |
65417579 | 320 | exit_cleanup(RERR_FILEIO); |
1ff5450d | 321 | } else { |
b536f47e AT |
322 | if (verbose > 0) |
323 | rprintf(FINFO,"created directory %s\n",name); | |
1ff5450d AT |
324 | } |
325 | ||
5243c216 | 326 | if (!push_dir(name, 0)) { |
b84ba896 MP |
327 | rprintf(FERROR, RSYNC_NAME ": push_dir %s: %s\n", |
328 | name, strerror(errno)); | |
65417579 | 329 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
330 | } |
331 | ||
332 | return NULL; | |
c627d613 AT |
333 | } |
334 | ||
335 | ||
336 | ||
337 | ||
9486289c | 338 | static void do_server_sender(int f_in, int f_out, int argc,char *argv[]) |
c627d613 | 339 | { |
7a6421fa AT |
340 | int i; |
341 | struct file_list *flist; | |
342 | char *dir = argv[0]; | |
343 | extern int relative_paths; | |
7a6421fa | 344 | extern int recurse; |
adc19c98 | 345 | extern int remote_version; |
c627d613 | 346 | |
7a6421fa AT |
347 | if (verbose > 2) |
348 | rprintf(FINFO,"server_sender starting pid=%d\n",(int)getpid()); | |
d9c7edf6 | 349 | |
5243c216 AT |
350 | if (!relative_paths && !push_dir(dir, 0)) { |
351 | rprintf(FERROR,"push_dir %s: %s (3)\n",dir,strerror(errno)); | |
65417579 | 352 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
353 | } |
354 | argc--; | |
355 | argv++; | |
d9c7edf6 | 356 | |
7a6421fa AT |
357 | if (strcmp(dir,".")) { |
358 | int l = strlen(dir); | |
d9c7edf6 | 359 | if (strcmp(dir,"/") == 0) |
7a6421fa AT |
360 | l = 0; |
361 | for (i=0;i<argc;i++) | |
362 | argv[i] += l+1; | |
363 | } | |
c627d613 | 364 | |
7a6421fa AT |
365 | if (argc == 0 && recurse) { |
366 | argc=1; | |
367 | argv--; | |
368 | argv[0] = "."; | |
369 | } | |
d9c7edf6 | 370 | |
7a6421fa | 371 | flist = send_file_list(f_out,argc,argv); |
8d9dc9f9 AT |
372 | if (!flist || flist->count == 0) { |
373 | exit_cleanup(0); | |
374 | } | |
375 | ||
7a6421fa | 376 | send_files(flist,f_out,f_in); |
3d382777 | 377 | io_flush(); |
7a6421fa | 378 | report(f_out); |
adc19c98 | 379 | if (remote_version >= 24) { |
d9c7edf6 | 380 | /* final goodbye message */ |
adc19c98 AT |
381 | read_int(f_in); |
382 | } | |
8d9dc9f9 | 383 | io_flush(); |
7a6421fa | 384 | exit_cleanup(0); |
c627d613 AT |
385 | } |
386 | ||
387 | ||
dc5ddbcc AT |
388 | static int do_recv(int f_in,int f_out,struct file_list *flist,char *local_name) |
389 | { | |
d186eb1a AT |
390 | int pid; |
391 | int status=0; | |
392 | int recv_pipe[2]; | |
554e0a8d | 393 | int error_pipe[2]; |
d186eb1a | 394 | extern int preserve_hard_links; |
6957ae33 AT |
395 | extern int delete_after; |
396 | extern int recurse; | |
397 | extern int delete_mode; | |
8ada7518 | 398 | extern int remote_version; |
dc5ddbcc | 399 | |
d186eb1a AT |
400 | if (preserve_hard_links) |
401 | init_hard_links(flist); | |
dc5ddbcc | 402 | |
6957ae33 AT |
403 | if (!delete_after) { |
404 | /* I moved this here from recv_files() to prevent a race condition */ | |
405 | if (recurse && delete_mode && !local_name && flist->count>0) { | |
406 | delete_files(flist); | |
407 | } | |
408 | } | |
409 | ||
08f15335 | 410 | if (fd_pair(recv_pipe) < 0) { |
d186eb1a | 411 | rprintf(FERROR,"pipe failed in do_recv\n"); |
65417579 | 412 | exit_cleanup(RERR_SOCKETIO); |
d186eb1a | 413 | } |
554e0a8d | 414 | |
08f15335 | 415 | if (fd_pair(error_pipe) < 0) { |
554e0a8d AT |
416 | rprintf(FERROR,"error pipe failed in do_recv\n"); |
417 | exit_cleanup(RERR_SOCKETIO); | |
418 | } | |
d9c7edf6 | 419 | |
8d9dc9f9 | 420 | io_flush(); |
c6e7fcb4 | 421 | |
d186eb1a | 422 | if ((pid=do_fork()) == 0) { |
e08c9610 | 423 | close(recv_pipe[0]); |
554e0a8d | 424 | close(error_pipe[0]); |
e08c9610 AT |
425 | if (f_in != f_out) close(f_out); |
426 | ||
554e0a8d AT |
427 | /* we can't let two processes write to the socket at one time */ |
428 | io_multiplexing_close(); | |
429 | ||
430 | /* set place to send errors */ | |
431 | set_error_fd(error_pipe[1]); | |
432 | ||
e08c9610 | 433 | recv_files(f_in,flist,local_name,recv_pipe[1]); |
3d382777 | 434 | io_flush(); |
ba5e128d | 435 | report(f_in); |
e08c9610 | 436 | |
8b35435f AT |
437 | write_int(recv_pipe[1],1); |
438 | close(recv_pipe[1]); | |
8d9dc9f9 | 439 | io_flush(); |
4a748188 | 440 | /* finally we go to sleep until our parent kills us |
27e3e9c9 | 441 | with a USR2 signal. We sleep for a short time as on |
4a748188 | 442 | some OSes a signal won't interrupt a sleep! */ |
e1bd49d6 MP |
443 | while (msleep(20)) |
444 | ; | |
d186eb1a | 445 | } |
dc5ddbcc | 446 | |
e08c9610 | 447 | close(recv_pipe[1]); |
554e0a8d | 448 | close(error_pipe[1]); |
e08c9610 | 449 | if (f_in != f_out) close(f_in); |
e1b3d5c4 | 450 | |
b3e10ed7 AT |
451 | io_start_buffering(f_out); |
452 | ||
554e0a8d AT |
453 | io_set_error_fd(error_pipe[0]); |
454 | ||
e08c9610 | 455 | generate_files(f_out,flist,local_name,recv_pipe[0]); |
8d9dc9f9 | 456 | |
8b35435f AT |
457 | read_int(recv_pipe[0]); |
458 | close(recv_pipe[0]); | |
8ada7518 AT |
459 | if (remote_version >= 24) { |
460 | /* send a final goodbye message */ | |
461 | write_int(f_out, -1); | |
462 | } | |
8d9dc9f9 | 463 | io_flush(); |
8ada7518 | 464 | |
b5ae4aba | 465 | io_set_error_fd(-1); |
089a2435 | 466 | kill(pid, SIGUSR2); |
d79d1c69 | 467 | wait_process(pid, &status); |
d186eb1a | 468 | return status; |
dc5ddbcc AT |
469 | } |
470 | ||
c627d613 | 471 | |
9486289c | 472 | static void do_server_recv(int f_in, int f_out, int argc,char *argv[]) |
c627d613 | 473 | { |
7a6421fa AT |
474 | int status; |
475 | struct file_list *flist; | |
476 | char *local_name=NULL; | |
477 | char *dir = NULL; | |
478 | extern int delete_mode; | |
b33b791e | 479 | extern int delete_excluded; |
09b7f5db | 480 | extern int module_id; |
088aac85 DD |
481 | extern int read_batch; |
482 | extern struct file_list *batch_flist; | |
f0fca04e | 483 | |
7a6421fa AT |
484 | if (verbose > 2) |
485 | rprintf(FINFO,"server_recv(%d) starting pid=%d\n",argc,(int)getpid()); | |
09b7f5db AT |
486 | |
487 | if (am_daemon && lp_read_only(module_id) && !am_sender) { | |
488 | rprintf(FERROR,"ERROR: module is read only\n"); | |
489 | exit_cleanup(RERR_SYNTAX); | |
490 | return; | |
491 | } | |
492 | ||
d9c7edf6 | 493 | |
7a6421fa AT |
494 | if (argc > 0) { |
495 | dir = argv[0]; | |
496 | argc--; | |
497 | argv++; | |
5243c216 AT |
498 | if (!am_daemon && !push_dir(dir, 0)) { |
499 | rprintf(FERROR,"push_dir %s : %s (4)\n", | |
7a6421fa | 500 | dir,strerror(errno)); |
65417579 | 501 | exit_cleanup(RERR_FILESELECT); |
d9c7edf6 | 502 | } |
7a6421fa | 503 | } |
c627d613 | 504 | |
b33b791e | 505 | if (delete_mode && !delete_excluded) |
7a6421fa | 506 | recv_exclude_list(f_in); |
c627d613 | 507 | |
7c2a9e76 WD |
508 | if (filesfrom_fd >= 0) { |
509 | /* We're receiving the file info from the sender, so we need | |
510 | * the IO routines to automatically write out the names onto | |
511 | * our f_out socket as we read the list info from the sender. | |
512 | * This avoids both deadlock and extra delays/buffers. */ | |
513 | io_set_filesfrom_fds(filesfrom_fd, f_out); | |
514 | filesfrom_fd = -1; | |
515 | } | |
516 | ||
088aac85 | 517 | if (read_batch) |
d9c7edf6 | 518 | flist = batch_flist; |
6902ed17 | 519 | else |
d9c7edf6 | 520 | flist = recv_file_list(f_in); |
4c36a13e AT |
521 | if (!flist) { |
522 | rprintf(FERROR,"server_recv: recv_file_list error\n"); | |
65417579 | 523 | exit_cleanup(RERR_FILESELECT); |
7a6421fa | 524 | } |
d9c7edf6 WD |
525 | |
526 | if (argc > 0) { | |
7a6421fa AT |
527 | if (strcmp(dir,".")) { |
528 | argv[0] += strlen(dir); | |
529 | if (argv[0][0] == '/') argv[0]++; | |
530 | } | |
531 | local_name = get_local_name(flist,argv[0]); | |
532 | } | |
c627d613 | 533 | |
7a6421fa AT |
534 | status = do_recv(f_in,f_out,flist,local_name); |
535 | exit_cleanup(status); | |
c627d613 AT |
536 | } |
537 | ||
538 | ||
734a94a2 | 539 | int child_main(int argc, char *argv[]) |
25d34a5c MP |
540 | { |
541 | start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv); | |
734a94a2 | 542 | return 0; |
25d34a5c MP |
543 | } |
544 | ||
545 | ||
9486289c | 546 | void start_server(int f_in, int f_out, int argc, char *argv[]) |
366345fe | 547 | { |
7a6421fa | 548 | extern int cvs_exclude; |
ff41a59f | 549 | extern int remote_version; |
088aac85 | 550 | extern int read_batch; |
ff41a59f | 551 | |
6d7b6081 AT |
552 | setup_protocol(f_out, f_in); |
553 | ||
f0359dd0 AT |
554 | set_nonblocking(f_in); |
555 | set_nonblocking(f_out); | |
556 | ||
ff41a59f AT |
557 | if (remote_version >= 23) |
558 | io_start_multiplex_out(f_out); | |
7a6421fa | 559 | |
7a6421fa | 560 | if (am_sender) { |
088aac85 | 561 | if (!read_batch) { |
d9c7edf6 WD |
562 | recv_exclude_list(f_in); |
563 | if (cvs_exclude) | |
564 | add_cvs_excludes(); | |
6902ed17 | 565 | } |
7a6421fa AT |
566 | do_server_sender(f_in, f_out, argc, argv); |
567 | } else { | |
568 | do_server_recv(f_in, f_out, argc, argv); | |
569 | } | |
570 | exit_cleanup(0); | |
366345fe AT |
571 | } |
572 | ||
0ba48136 MP |
573 | |
574 | /* | |
575 | * This is called once the connection has been negotiated. It is used | |
576 | * for rsyncd, remote-shell, and local connections. | |
577 | */ | |
19b27a48 | 578 | int client_run(int f_in, int f_out, pid_t pid, int argc, char *argv[]) |
9486289c | 579 | { |
088aac85 | 580 | struct file_list *flist = NULL; |
9486289c AT |
581 | int status = 0, status2 = 0; |
582 | char *local_name = NULL; | |
ff41a59f | 583 | extern int remote_version; |
19b27a48 | 584 | extern pid_t cleanup_child_pid; |
088aac85 DD |
585 | extern int write_batch; |
586 | extern int read_batch; | |
587 | extern struct file_list *batch_flist; | |
19b27a48 AT |
588 | |
589 | cleanup_child_pid = pid; | |
6902ed17 | 590 | if (read_batch) |
d9c7edf6 | 591 | flist = batch_flist; |
ff41a59f | 592 | |
f0359dd0 AT |
593 | set_nonblocking(f_in); |
594 | set_nonblocking(f_out); | |
595 | ||
6d7b6081 AT |
596 | setup_protocol(f_out,f_in); |
597 | ||
ff41a59f AT |
598 | if (remote_version >= 23) |
599 | io_start_multiplex_in(f_in); | |
d9c7edf6 | 600 | |
9486289c | 601 | if (am_sender) { |
7a6421fa AT |
602 | extern int cvs_exclude; |
603 | extern int delete_mode; | |
b33b791e | 604 | extern int delete_excluded; |
9486289c AT |
605 | if (cvs_exclude) |
606 | add_cvs_excludes(); | |
d9c7edf6 | 607 | if (delete_mode && !delete_excluded) |
9486289c | 608 | send_exclude_list(f_out); |
7c2a9e76 WD |
609 | if (remote_filesfrom_file) |
610 | filesfrom_fd = f_in; | |
6902ed17 | 611 | if (!read_batch) /* dw -- don't write to pipe */ |
d9c7edf6 WD |
612 | flist = send_file_list(f_out,argc,argv); |
613 | if (verbose > 3) | |
9486289c | 614 | rprintf(FINFO,"file list sent\n"); |
e1b3d5c4 | 615 | |
9486289c | 616 | send_files(flist,f_out,f_in); |
6c65e146 | 617 | if (remote_version >= 24) { |
d9c7edf6 | 618 | /* final goodbye message */ |
6c65e146 AT |
619 | read_int(f_in); |
620 | } | |
9486289c AT |
621 | if (pid != -1) { |
622 | if (verbose > 3) | |
08a740ff | 623 | rprintf(FINFO,"client_run waiting on %d\n", (int) pid); |
8d9dc9f9 | 624 | io_flush(); |
d79d1c69 | 625 | wait_process(pid, &status); |
9486289c | 626 | } |
3d382777 | 627 | report(-1); |
9486289c AT |
628 | exit_cleanup(status); |
629 | } | |
f7632fc6 | 630 | |
27e3e9c9 AT |
631 | if (argc == 0) { |
632 | extern int list_only; | |
633 | list_only = 1; | |
634 | } | |
d9c7edf6 | 635 | |
088aac85 | 636 | if (!write_batch) |
d9c7edf6 WD |
637 | send_exclude_list(f_out); |
638 | ||
7c2a9e76 WD |
639 | if (filesfrom_fd >= 0) { |
640 | io_set_filesfrom_fds(filesfrom_fd, f_out); | |
641 | filesfrom_fd = -1; | |
642 | } | |
643 | ||
9486289c AT |
644 | flist = recv_file_list(f_in); |
645 | if (!flist || flist->count == 0) { | |
796d484b | 646 | rprintf(FINFO, "client: nothing to do: " |
d9c7edf6 WD |
647 | "perhaps you need to specify some filenames or " |
648 | "the --recursive option?\n"); | |
9486289c AT |
649 | exit_cleanup(0); |
650 | } | |
d9c7edf6 | 651 | |
9486289c | 652 | local_name = get_local_name(flist,argv[0]); |
d9c7edf6 | 653 | |
9486289c | 654 | status2 = do_recv(f_in,f_out,flist,local_name); |
d9c7edf6 | 655 | |
9486289c | 656 | if (pid != -1) { |
8d9dc9f9 | 657 | if (verbose > 3) |
08a740ff | 658 | rprintf(FINFO,"client_run2 waiting on %d\n", (int) pid); |
8d9dc9f9 | 659 | io_flush(); |
d79d1c69 | 660 | wait_process(pid, &status); |
9486289c | 661 | } |
d9c7edf6 | 662 | |
ff81e809 | 663 | return MAX(status, status2); |
9486289c AT |
664 | } |
665 | ||
7169bb4a MP |
666 | static int copy_argv (char *argv[]) |
667 | { | |
668 | int i; | |
669 | ||
670 | for (i = 0; argv[i]; i++) { | |
671 | if (!(argv[i] = strdup(argv[i]))) { | |
672 | rprintf (FERROR, "out of memory at %s(%d)\n", | |
673 | __FILE__, __LINE__); | |
674 | return RERR_MALLOC; | |
675 | } | |
676 | } | |
677 | ||
678 | return 0; | |
679 | } | |
680 | ||
681 | ||
c1a04ecb | 682 | /** |
0ba48136 MP |
683 | * Start a client for either type of remote connection. Work out |
684 | * whether the arguments request a remote shell or rsyncd connection, | |
685 | * and call the appropriate connection function, then run_client. | |
0b4af330 MP |
686 | * |
687 | * Calls either start_socket_client (for sockets) or do_cmd and | |
688 | * client_run (for ssh). | |
c1a04ecb | 689 | **/ |
fc8a6b97 | 690 | static int start_client(int argc, char *argv[]) |
5d6bcd44 AT |
691 | { |
692 | char *p; | |
693 | char *shell_machine = NULL; | |
694 | char *shell_path = NULL; | |
695 | char *shell_user = NULL; | |
19b27a48 AT |
696 | int ret; |
697 | pid_t pid; | |
5d6bcd44 | 698 | int f_in,f_out; |
7a6421fa | 699 | extern int local_server; |
7a6421fa | 700 | extern char *shell_cmd; |
2acf81eb | 701 | extern int rsync_port; |
75aeac44 | 702 | extern int daemon_over_rsh; |
6902ed17 | 703 | extern int read_batch; |
7169bb4a MP |
704 | int rc; |
705 | ||
706 | /* Don't clobber argv[] so that ps(1) can still show the right | |
d9c7edf6 | 707 | * command line. */ |
75aeac44 | 708 | if ((rc = copy_argv(argv))) |
7169bb4a | 709 | return rc; |
5d6bcd44 | 710 | |
75aeac44 | 711 | /* rsync:// always uses rsync server over direct socket connection */ |
7169bb4a | 712 | if (strncasecmp(URL_PREFIX, argv[0], strlen(URL_PREFIX)) == 0) { |
f7632fc6 AT |
713 | char *host, *path; |
714 | ||
7169bb4a | 715 | host = argv[0] + strlen(URL_PREFIX); |
f7632fc6 AT |
716 | p = strchr(host,'/'); |
717 | if (p) { | |
718 | *p = 0; | |
719 | path = p+1; | |
720 | } else { | |
a125c82a | 721 | path = ""; |
f7632fc6 | 722 | } |
2acf81eb DD |
723 | p = strchr(host,':'); |
724 | if (p) { | |
725 | rsync_port = atoi(p+1); | |
726 | *p = 0; | |
727 | } | |
f7632fc6 AT |
728 | return start_socket_client(host, path, argc-1, argv+1); |
729 | } | |
730 | ||
088aac85 | 731 | if (!read_batch) { |
a125c82a | 732 | p = find_colon(argv[0]); |
d9c7edf6 | 733 | if (p) { |
7c2a9e76 WD |
734 | if (remote_filesfrom_file |
735 | && remote_filesfrom_file != files_from + 1 | |
736 | && strncmp(files_from, argv[0], p-argv[0]+1) != 0) { | |
737 | rprintf(FERROR, | |
738 | "--files-from hostname is not transfer hostname\n"); | |
739 | exit_cleanup(RERR_SYNTAX); | |
740 | } | |
d9c7edf6 WD |
741 | if (p[1] == ':') { /* double colon */ |
742 | *p = 0; | |
743 | if (!shell_cmd) { | |
744 | return start_socket_client(argv[0], p+2, | |
745 | argc-1, argv+1); | |
746 | } | |
747 | p++; | |
748 | daemon_over_rsh = 1; | |
75aeac44 | 749 | } |
3591c066 | 750 | |
d9c7edf6 WD |
751 | if (argc < 1) { |
752 | usage(FERROR); | |
753 | exit_cleanup(RERR_SYNTAX); | |
754 | } | |
a125c82a | 755 | |
d9c7edf6 WD |
756 | am_sender = 0; |
757 | *p = 0; | |
758 | shell_machine = argv[0]; | |
759 | shell_path = p+1; | |
760 | argc--; | |
761 | argv++; | |
762 | } else { | |
763 | am_sender = 1; | |
764 | ||
765 | /* rsync:// destination uses rsync server over direct socket */ | |
766 | if (strncasecmp(URL_PREFIX, argv[argc-1], strlen(URL_PREFIX)) == 0) { | |
767 | char *host, *path; | |
768 | ||
769 | host = argv[argc-1] + strlen(URL_PREFIX); | |
770 | p = strchr(host,'/'); | |
771 | if (p) { | |
772 | *p = 0; | |
773 | path = p+1; | |
774 | } else { | |
775 | path = ""; | |
776 | } | |
777 | p = strchr(host,':'); | |
778 | if (p) { | |
779 | rsync_port = atoi(p+1); | |
780 | *p = 0; | |
781 | } | |
782 | return start_socket_client(host, path, argc-1, argv); | |
a125c82a | 783 | } |
d9c7edf6 WD |
784 | |
785 | p = find_colon(argv[argc-1]); | |
7c2a9e76 WD |
786 | if (p && remote_filesfrom_file |
787 | && remote_filesfrom_file != files_from + 1 | |
788 | && strncmp(files_from, argv[argc-1], p-argv[argc-1]+1) != 0) { | |
789 | rprintf(FERROR, | |
790 | "--files-from hostname is not transfer hostname\n"); | |
791 | exit_cleanup(RERR_SYNTAX); | |
792 | } | |
d9c7edf6 WD |
793 | if (!p) { |
794 | local_server = 1; | |
7c2a9e76 WD |
795 | if (remote_filesfrom_file) { |
796 | rprintf(FERROR, | |
797 | "--files-from is remote but transfer is local\n"); | |
798 | exit_cleanup(RERR_SYNTAX); | |
799 | } | |
d9c7edf6 | 800 | } else if (p[1] == ':') { /* double colon */ |
a125c82a | 801 | *p = 0; |
d9c7edf6 WD |
802 | if (!shell_cmd) { |
803 | return start_socket_client(argv[argc-1], p+2, | |
804 | argc-1, argv); | |
805 | } | |
806 | p++; | |
807 | daemon_over_rsh = 1; | |
a125c82a | 808 | } |
a125c82a | 809 | |
d9c7edf6 WD |
810 | if (argc < 2) { |
811 | usage(FERROR); | |
812 | exit_cleanup(RERR_SYNTAX); | |
75aeac44 | 813 | } |
3591c066 | 814 | |
d9c7edf6 WD |
815 | if (local_server) { |
816 | shell_machine = NULL; | |
817 | shell_path = argv[argc-1]; | |
818 | } else { | |
819 | *p = 0; | |
820 | shell_machine = argv[argc-1]; | |
821 | shell_path = p+1; | |
822 | } | |
823 | argc--; | |
5d6bcd44 | 824 | } |
6902ed17 | 825 | } else { |
d9c7edf6 WD |
826 | am_sender = 1; |
827 | local_server = 1; | |
828 | shell_path = argv[argc-1]; | |
6902ed17 MP |
829 | } |
830 | ||
5d6bcd44 AT |
831 | if (shell_machine) { |
832 | p = strchr(shell_machine,'@'); | |
833 | if (p) { | |
834 | *p = 0; | |
835 | shell_user = shell_machine; | |
836 | shell_machine = p+1; | |
837 | } | |
838 | } | |
839 | ||
840 | if (verbose > 3) { | |
9486289c | 841 | rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n", |
5d6bcd44 AT |
842 | shell_cmd?shell_cmd:"", |
843 | shell_machine?shell_machine:"", | |
844 | shell_user?shell_user:"", | |
845 | shell_path?shell_path:""); | |
846 | } | |
d9c7edf6 | 847 | |
f7632fc6 | 848 | if (!am_sender && argc > 1) { |
5d6bcd44 | 849 | usage(FERROR); |
65417579 | 850 | exit_cleanup(RERR_SYNTAX); |
5d6bcd44 | 851 | } |
27e3e9c9 AT |
852 | |
853 | if (argc == 0 && !am_sender) { | |
854 | extern int list_only; | |
855 | list_only = 1; | |
856 | } | |
d9c7edf6 | 857 | |
75aeac44 WD |
858 | pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path, |
859 | &f_in,&f_out); | |
860 | ||
861 | /* if we're running an rsync server on the remote host over a | |
862 | remote shell command, we need to do the RSYNCD protocol first */ | |
863 | if (daemon_over_rsh) { | |
864 | int tmpret; | |
865 | tmpret = start_inband_exchange(shell_user, shell_path, | |
866 | f_in, f_out, argc); | |
867 | if (tmpret < 0) | |
868 | return tmpret; | |
869 | } | |
870 | ||
fc8a6b97 AT |
871 | ret = client_run(f_in, f_out, pid, argc, argv); |
872 | ||
873 | fflush(stdout); | |
874 | fflush(stderr); | |
875 | ||
876 | return ret; | |
5d6bcd44 AT |
877 | } |
878 | ||
366345fe | 879 | |
0f0ea7f7 | 880 | static RETSIGTYPE sigusr1_handler(int UNUSED(val)) { |
65417579 | 881 | exit_cleanup(RERR_SIGNAL); |
82306bf6 AT |
882 | } |
883 | ||
0f0ea7f7 | 884 | static RETSIGTYPE sigusr2_handler(int UNUSED(val)) { |
ff81e809 | 885 | extern int log_got_error; |
19b27a48 | 886 | if (log_got_error) _exit(RERR_PARTIAL); |
8b35435f AT |
887 | _exit(0); |
888 | } | |
889 | ||
0f0ea7f7 | 890 | static RETSIGTYPE sigchld_handler(int UNUSED(val)) { |
029c1713 | 891 | #ifdef WNOHANG |
ee7118a8 DD |
892 | int cnt, status; |
893 | pid_t pid; | |
894 | /* An empty waitpid() loop was put here by Tridge and we could never | |
d9c7edf6 | 895 | * get him to explain why he put it in, so rather than taking it |
ee7118a8 DD |
896 | * out we're instead saving the child exit statuses for later use. |
897 | * The waitpid() loop presumably eliminates all possibility of leaving | |
898 | * zombie children, maybe that's why he did it. | |
899 | */ | |
900 | while ((pid = waitpid(-1, &status, WNOHANG)) > 0) { | |
901 | /* save the child's exit status */ | |
902 | for (cnt = 0; cnt < MAXCHILDPROCS; cnt++) { | |
903 | if (pid_stat_table[cnt].pid == 0) { | |
904 | pid_stat_table[cnt].pid = pid; | |
905 | pid_stat_table[cnt].status = status; | |
906 | break; | |
907 | } | |
908 | } | |
909 | } | |
029c1713 | 910 | #endif |
19b27a48 AT |
911 | } |
912 | ||
c0531332 MP |
913 | |
914 | /** | |
915 | * This routine catches signals and tries to send them to gdb. | |
916 | * | |
917 | * Because it's called from inside a signal handler it ought not to | |
918 | * use too many library routines. | |
919 | * | |
920 | * @todo Perhaps use "screen -X" instead/as well, to help people | |
921 | * debugging without easy access to X. Perhaps use an environment | |
922 | * variable, or just call a script? | |
923 | * | |
924 | * @todo The /proc/ magic probably only works on Linux (and | |
925 | * Solaris?) Can we be more portable? | |
926 | **/ | |
927 | #ifdef MAINTAINER_MODE | |
4fdc39dd MP |
928 | const char *get_panic_action(void) |
929 | { | |
930 | const char *cmd_fmt = getenv("RSYNC_PANIC_ACTION"); | |
931 | ||
932 | if (cmd_fmt) | |
933 | return cmd_fmt; | |
934 | else | |
935 | return "xterm -display :0 -T Panic -n Panic " | |
936 | "-e gdb /proc/%d/exe %d"; | |
937 | } | |
938 | ||
939 | ||
9fb3f7a9 MP |
940 | /** |
941 | * Handle a fatal signal by launching a debugger, controlled by $RSYNC_PANIC_ACTION. | |
942 | * | |
943 | * This signal handler is only installed if we were configured with | |
944 | * --enable-maintainer-mode. Perhaps it should always be on and we | |
945 | * should just look at the environment variable, but I'm a bit leery | |
946 | * of a signal sending us into a busy loop. | |
947 | **/ | |
c0531332 MP |
948 | static RETSIGTYPE rsync_panic_handler(int UNUSED(whatsig)) |
949 | { | |
950 | char cmd_buf[300]; | |
951 | int ret; | |
4fdc39dd MP |
952 | |
953 | sprintf(cmd_buf, get_panic_action(), | |
c0531332 MP |
954 | getpid(), getpid()); |
955 | ||
956 | /* Unless we failed to execute gdb, we allow the process to | |
957 | * continue. I'm not sure if that's right. */ | |
958 | ret = system(cmd_buf); | |
959 | if (ret) | |
960 | _exit(ret); | |
961 | } | |
962 | #endif | |
963 | ||
964 | ||
5d6bcd44 | 965 | int main(int argc,char *argv[]) |
d9c7edf6 | 966 | { |
7a6421fa AT |
967 | extern int am_root; |
968 | extern int orig_umask; | |
969 | extern int dry_run; | |
ff81e809 | 970 | int ret; |
088aac85 DD |
971 | extern int write_batch; |
972 | int orig_argc; | |
76f79ba7 | 973 | char **orig_argv; |
6902ed17 | 974 | |
088aac85 | 975 | orig_argc = argc; |
76f79ba7 | 976 | orig_argv = argv; |
5d6bcd44 | 977 | |
7a6421fa | 978 | signal(SIGUSR1, sigusr1_handler); |
8b35435f | 979 | signal(SIGUSR2, sigusr2_handler); |
19b27a48 | 980 | signal(SIGCHLD, sigchld_handler); |
c0531332 MP |
981 | #ifdef MAINTAINER_MODE |
982 | signal(SIGSEGV, rsync_panic_handler); | |
983 | signal(SIGFPE, rsync_panic_handler); | |
984 | signal(SIGABRT, rsync_panic_handler); | |
985 | signal(SIGBUS, rsync_panic_handler); | |
986 | #endif /* def MAINTAINER_MODE */ | |
5d6bcd44 | 987 | |
7a6421fa AT |
988 | starttime = time(NULL); |
989 | am_root = (getuid() == 0); | |
c627d613 | 990 | |
a800434a AT |
991 | memset(&stats, 0, sizeof(stats)); |
992 | ||
df5e03da AT |
993 | if (argc < 2) { |
994 | usage(FERROR); | |
65417579 | 995 | exit_cleanup(RERR_SYNTAX); |
df5e03da AT |
996 | } |
997 | ||
7a6421fa AT |
998 | /* we set a 0 umask so that correct file permissions can be |
999 | carried across */ | |
1000 | orig_umask = (int)umask(0); | |
5d6bcd44 | 1001 | |
50135767 | 1002 | if (!parse_arguments(&argc, (const char ***) &argv, 1)) { |
d9c7edf6 WD |
1003 | /* FIXME: We ought to call the same error-handling |
1004 | * code here, rather than relying on getopt. */ | |
50135767 | 1005 | option_error(); |
65417579 | 1006 | exit_cleanup(RERR_SYNTAX); |
b11ed3b1 | 1007 | } |
5d6bcd44 | 1008 | |
7a6421fa | 1009 | signal(SIGINT,SIGNAL_CAST sig_int); |
7a6421fa | 1010 | signal(SIGHUP,SIGNAL_CAST sig_int); |
8638dd48 | 1011 | signal(SIGTERM,SIGNAL_CAST sig_int); |
6b83141d | 1012 | |
34758d5c MP |
1013 | /* Ignore SIGPIPE; we consistently check error codes and will |
1014 | * see the EPIPE. */ | |
1015 | signal(SIGPIPE, SIG_IGN); | |
1016 | ||
c226b7c2 DD |
1017 | /* Initialize push_dir here because on some old systems getcwd |
1018 | (implemented by forking "pwd" and reading its output) doesn't | |
1019 | work when there are other child processes. Also, on all systems | |
1020 | that implement getcwd that way "pwd" can't be found after chroot. */ | |
1021 | push_dir(NULL,0); | |
1022 | ||
088aac85 | 1023 | if (write_batch && !am_server) { |
d9c7edf6 | 1024 | write_batch_argvs_file(orig_argc, orig_argv); |
6902ed17 MP |
1025 | } |
1026 | ||
75aeac44 | 1027 | if (am_daemon && !am_server) |
7a6421fa | 1028 | return daemon_main(); |
f0fca04e | 1029 | |
08ac228f AT |
1030 | if (argc < 1) { |
1031 | usage(FERROR); | |
65417579 | 1032 | exit_cleanup(RERR_SYNTAX); |
08ac228f AT |
1033 | } |
1034 | ||
7a6421fa AT |
1035 | if (dry_run) |
1036 | verbose = MAX(verbose,1); | |
c627d613 | 1037 | |
cbbe4892 | 1038 | #ifndef SUPPORT_LINKS |
7a6421fa AT |
1039 | if (!am_server && preserve_links) { |
1040 | rprintf(FERROR,"ERROR: symbolic links not supported\n"); | |
65417579 | 1041 | exit_cleanup(RERR_UNSUPPORTED); |
7a6421fa | 1042 | } |
cbbe4892 AT |
1043 | #endif |
1044 | ||
7a6421fa | 1045 | if (am_server) { |
f0359dd0 AT |
1046 | set_nonblocking(STDIN_FILENO); |
1047 | set_nonblocking(STDOUT_FILENO); | |
75aeac44 WD |
1048 | if (am_daemon) |
1049 | return start_daemon(STDIN_FILENO, STDOUT_FILENO); | |
7a6421fa AT |
1050 | start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv); |
1051 | } | |
c627d613 | 1052 | |
ff81e809 | 1053 | ret = start_client(argc, argv); |
d9c7edf6 | 1054 | if (ret == -1) |
9098bbf3 | 1055 | exit_cleanup(RERR_STARTCLIENT); |
088aac85 | 1056 | else |
9098bbf3 MP |
1057 | exit_cleanup(ret); |
1058 | ||
0f5a04e3 | 1059 | return ret; |
c627d613 | 1060 | } |