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 |
e5a2b854 | 5 | Copyright (C) 2001, 2002 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 | |
e5a2b854 | 30 | static void show_malloc_stats(void); |
82980a23 AT |
31 | |
32 | /**************************************************************************** | |
33 | wait for a process to exit, calling io_flush while waiting | |
34 | ****************************************************************************/ | |
35 | void wait_process(pid_t pid, int *status) | |
36 | { | |
37 | while (waitpid(pid, status, WNOHANG) == 0) { | |
a24c6870 | 38 | msleep(20); |
82980a23 AT |
39 | io_flush(); |
40 | } | |
50135767 MP |
41 | |
42 | /* TODO: If the child exited on a signal, then log an | |
43 | * appropriate error message. Perhaps we should also accept a | |
44 | * message describing the purpose of the child. Also indicate | |
45 | * this to the caller so that thhey know something went | |
46 | * wrong. */ | |
82980a23 AT |
47 | *status = WEXITSTATUS(*status); |
48 | } | |
49 | ||
c627d613 AT |
50 | static void report(int f) |
51 | { | |
7a6421fa AT |
52 | time_t t = time(NULL); |
53 | extern int am_server; | |
54 | extern int am_sender; | |
248fbb8c | 55 | extern int am_daemon; |
a800434a | 56 | extern int do_stats; |
17d31b38 DD |
57 | extern int remote_version; |
58 | int send_stats; | |
7a6421fa | 59 | |
248fbb8c | 60 | if (am_daemon) { |
a9766ef1 | 61 | log_exit(0, __FILE__, __LINE__); |
7b372642 | 62 | if (f == -1 || !am_sender) return; |
248fbb8c AT |
63 | } |
64 | ||
ebb00c8e | 65 | send_stats = verbose || (remote_version >= 20); |
e19452a9 | 66 | if (am_server) { |
17d31b38 | 67 | if (am_sender && send_stats) { |
23c5aef1 DD |
68 | int64 w; |
69 | /* store total_written in a temporary | |
70 | because write_longint changes it */ | |
71 | w = stats.total_written; | |
e19452a9 | 72 | write_longint(f,stats.total_read); |
23c5aef1 | 73 | write_longint(f,w); |
e19452a9 DD |
74 | write_longint(f,stats.total_size); |
75 | } | |
7a6421fa AT |
76 | return; |
77 | } | |
e19452a9 DD |
78 | |
79 | /* this is the client */ | |
80 | ||
17d31b38 | 81 | if (!am_sender && send_stats) { |
23c5aef1 | 82 | int64 r; |
a800434a | 83 | stats.total_written = read_longint(f); |
23c5aef1 DD |
84 | /* store total_read in a temporary, read_longint changes it */ |
85 | r = read_longint(f); | |
a800434a | 86 | stats.total_size = read_longint(f); |
23c5aef1 | 87 | stats.total_read = r; |
a800434a AT |
88 | } |
89 | ||
90 | if (do_stats) { | |
17d31b38 DD |
91 | if (!am_sender && !send_stats) { |
92 | /* missing the bytes written by the generator */ | |
ebb00c8e | 93 | rprintf(FINFO, "\nCannot show stats as receiver because remote protocol version is less than 20\n"); |
17d31b38 DD |
94 | rprintf(FINFO, "Use --stats -v to show stats\n"); |
95 | return; | |
96 | } | |
1f658d42 AT |
97 | rprintf(FINFO,"\nNumber of files: %d\n", stats.num_files); |
98 | rprintf(FINFO,"Number of files transferred: %d\n", | |
a800434a | 99 | stats.num_transferred_files); |
1f658d42 | 100 | rprintf(FINFO,"Total file size: %.0f bytes\n", |
a800434a | 101 | (double)stats.total_size); |
1f658d42 | 102 | rprintf(FINFO,"Total transferred file size: %.0f bytes\n", |
a800434a | 103 | (double)stats.total_transferred_size); |
1f658d42 | 104 | rprintf(FINFO,"Literal data: %.0f bytes\n", |
a800434a | 105 | (double)stats.literal_data); |
1f658d42 | 106 | rprintf(FINFO,"Matched data: %.0f bytes\n", |
a800434a | 107 | (double)stats.matched_data); |
1f658d42 AT |
108 | rprintf(FINFO,"File list size: %d\n", stats.flist_size); |
109 | rprintf(FINFO,"Total bytes written: %.0f\n", | |
a800434a | 110 | (double)stats.total_written); |
1f658d42 | 111 | rprintf(FINFO,"Total bytes read: %.0f\n\n", |
a800434a | 112 | (double)stats.total_read); |
7a6421fa AT |
113 | } |
114 | ||
e19452a9 DD |
115 | if (verbose || do_stats) { |
116 | rprintf(FINFO,"wrote %.0f bytes read %.0f bytes %.2f bytes/sec\n", | |
117 | (double)stats.total_written, | |
118 | (double)stats.total_read, | |
119 | (stats.total_written+stats.total_read)/(0.5 + (t-starttime))); | |
120 | rprintf(FINFO,"total size is %.0f speedup is %.2f\n", | |
121 | (double)stats.total_size, | |
122 | (1.0*stats.total_size)/(stats.total_written+stats.total_read)); | |
e5a2b854 | 123 | show_malloc_stats(); |
e19452a9 | 124 | } |
fc8a6b97 AT |
125 | |
126 | fflush(stdout); | |
127 | fflush(stderr); | |
c627d613 AT |
128 | } |
129 | ||
130 | ||
e5a2b854 MP |
131 | /** |
132 | * If our C library can get malloc statistics, then show them to FINFO | |
133 | **/ | |
134 | static void show_malloc_stats(void) | |
135 | { | |
136 | #ifdef HAVE_MALLINFO | |
137 | struct mallinfo mi; | |
138 | ||
139 | mi = mallinfo(); | |
140 | ||
141 | rprintf(FINFO, RSYNC_NAME " heap statistics:\n"); | |
142 | rprintf(FINFO, " arena: %10d (bytes from sbrk)\n", mi.arena); | |
143 | rprintf(FINFO, " ordblks: %10d (chunks not in use)\n", mi.ordblks); | |
144 | rprintf(FINFO, " smblks: %10d\n", mi.smblks); | |
145 | rprintf(FINFO, " hblks: %10d (chunks from mmap)\n", mi.hblks); | |
146 | rprintf(FINFO, " hblkhd: %10d (bytes from mmap)\n", mi.hblkhd); | |
147 | rprintf(FINFO, " usmblks: %10d\n", mi.usmblks); | |
148 | rprintf(FINFO, " fsmblks: %10d\n", mi.fsmblks); | |
149 | rprintf(FINFO, " uordblks: %10d (bytes used)\n", mi.uordblks); | |
150 | rprintf(FINFO, " fordblks: %10d (bytes free)\n", mi.fordblks); | |
151 | rprintf(FINFO, " keepcost: %10d (bytes in releasable chunk)\n", mi.keepcost); | |
152 | #endif /* HAVE_MALLINFO */ | |
153 | } | |
154 | ||
155 | ||
0882faa2 | 156 | /* Start the remote shell. cmd may be NULL to use the default. */ |
19b27a48 | 157 | static pid_t do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out) |
c627d613 | 158 | { |
366345fe | 159 | char *args[100]; |
19b27a48 AT |
160 | int i,argc=0; |
161 | pid_t ret; | |
366345fe | 162 | char *tok,*dir=NULL; |
7a6421fa AT |
163 | extern int local_server; |
164 | extern char *rsync_path; | |
e384bfbd | 165 | extern int blocking_io; |
6902ed17 | 166 | extern int read_batch; |
366345fe | 167 | |
6902ed17 | 168 | if (!read_batch && !local_server) { /* dw -- added read_batch */ |
366345fe AT |
169 | if (!cmd) |
170 | cmd = getenv(RSYNC_RSH_ENV); | |
171 | if (!cmd) | |
172 | cmd = RSYNC_RSH; | |
173 | cmd = strdup(cmd); | |
174 | if (!cmd) | |
175 | goto oom; | |
176 | ||
177 | for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) { | |
178 | args[argc++] = tok; | |
179 | } | |
c627d613 | 180 | |
7b8356d0 | 181 | #if HAVE_REMSH |
366345fe AT |
182 | /* remsh (on HPUX) takes the arguments the other way around */ |
183 | args[argc++] = machine; | |
184 | if (user) { | |
185 | args[argc++] = "-l"; | |
186 | args[argc++] = user; | |
187 | } | |
7b8356d0 | 188 | #else |
366345fe AT |
189 | if (user) { |
190 | args[argc++] = "-l"; | |
191 | args[argc++] = user; | |
192 | } | |
193 | args[argc++] = machine; | |
7b8356d0 | 194 | #endif |
c627d613 | 195 | |
366345fe | 196 | args[argc++] = rsync_path; |
c627d613 | 197 | |
366345fe | 198 | server_options(args,&argc); |
e384bfbd AT |
199 | |
200 | ||
201 | if (strcmp(cmd, RSYNC_RSH) == 0) blocking_io = 1; | |
366345fe | 202 | } |
c627d613 | 203 | |
366345fe | 204 | args[argc++] = "."; |
76076c4b | 205 | |
366345fe AT |
206 | if (path && *path) |
207 | args[argc++] = path; | |
c627d613 | 208 | |
366345fe | 209 | args[argc] = NULL; |
c627d613 | 210 | |
366345fe | 211 | if (verbose > 3) { |
9486289c | 212 | rprintf(FINFO,"cmd="); |
366345fe | 213 | for (i=0;i<argc;i++) |
9486289c AT |
214 | rprintf(FINFO,"%s ",args[i]); |
215 | rprintf(FINFO,"\n"); | |
366345fe AT |
216 | } |
217 | ||
218 | if (local_server) { | |
6902ed17 MP |
219 | if (read_batch) |
220 | create_flist_from_batch(); | |
366345fe AT |
221 | ret = local_child(argc, args, f_in, f_out); |
222 | } else { | |
223 | ret = piped_child(args,f_in,f_out); | |
224 | } | |
c627d613 | 225 | |
366345fe | 226 | if (dir) free(dir); |
82306bf6 | 227 | |
366345fe | 228 | return ret; |
c627d613 AT |
229 | |
230 | oom: | |
366345fe AT |
231 | out_of_memory("do_cmd"); |
232 | return 0; /* not reached */ | |
c627d613 AT |
233 | } |
234 | ||
235 | ||
236 | ||
237 | ||
238 | static char *get_local_name(struct file_list *flist,char *name) | |
239 | { | |
7a6421fa AT |
240 | STRUCT_STAT st; |
241 | extern int orig_umask; | |
c627d613 | 242 | |
c95da96a AT |
243 | if (verbose > 2) |
244 | rprintf(FINFO,"get_local_name count=%d %s\n", | |
1f0610ef DD |
245 | flist->count, NS(name)); |
246 | ||
247 | if (!name) | |
248 | return NULL; | |
c95da96a | 249 | |
1ff5450d AT |
250 | if (do_stat(name,&st) == 0) { |
251 | if (S_ISDIR(st.st_mode)) { | |
5243c216 AT |
252 | if (!push_dir(name, 0)) { |
253 | rprintf(FERROR,"push_dir %s : %s (1)\n", | |
1ff5450d | 254 | name,strerror(errno)); |
65417579 | 255 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
256 | } |
257 | return NULL; | |
258 | } | |
259 | if (flist->count > 1) { | |
260 | rprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n"); | |
65417579 | 261 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
262 | } |
263 | return name; | |
264 | } | |
265 | ||
cec8aa77 | 266 | if (flist->count <= 1) |
1ff5450d AT |
267 | return name; |
268 | ||
1ff5450d AT |
269 | if (do_mkdir(name,0777 & ~orig_umask) != 0) { |
270 | rprintf(FERROR,"mkdir %s : %s (1)\n",name,strerror(errno)); | |
65417579 | 271 | exit_cleanup(RERR_FILEIO); |
1ff5450d | 272 | } else { |
b536f47e AT |
273 | if (verbose > 0) |
274 | rprintf(FINFO,"created directory %s\n",name); | |
1ff5450d AT |
275 | } |
276 | ||
5243c216 AT |
277 | if (!push_dir(name, 0)) { |
278 | rprintf(FERROR,"push_dir %s : %s (2)\n", | |
279 | name,strerror(errno)); | |
65417579 | 280 | exit_cleanup(RERR_FILESELECT); |
1ff5450d AT |
281 | } |
282 | ||
283 | return NULL; | |
c627d613 AT |
284 | } |
285 | ||
286 | ||
287 | ||
288 | ||
9486289c | 289 | static void do_server_sender(int f_in, int f_out, int argc,char *argv[]) |
c627d613 | 290 | { |
7a6421fa AT |
291 | int i; |
292 | struct file_list *flist; | |
293 | char *dir = argv[0]; | |
294 | extern int relative_paths; | |
7a6421fa | 295 | extern int recurse; |
adc19c98 | 296 | extern int remote_version; |
c627d613 | 297 | |
7a6421fa AT |
298 | if (verbose > 2) |
299 | rprintf(FINFO,"server_sender starting pid=%d\n",(int)getpid()); | |
c627d613 | 300 | |
5243c216 AT |
301 | if (!relative_paths && !push_dir(dir, 0)) { |
302 | rprintf(FERROR,"push_dir %s: %s (3)\n",dir,strerror(errno)); | |
65417579 | 303 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
304 | } |
305 | argc--; | |
306 | argv++; | |
c627d613 | 307 | |
7a6421fa AT |
308 | if (strcmp(dir,".")) { |
309 | int l = strlen(dir); | |
310 | if (strcmp(dir,"/") == 0) | |
311 | l = 0; | |
312 | for (i=0;i<argc;i++) | |
313 | argv[i] += l+1; | |
314 | } | |
c627d613 | 315 | |
7a6421fa AT |
316 | if (argc == 0 && recurse) { |
317 | argc=1; | |
318 | argv--; | |
319 | argv[0] = "."; | |
320 | } | |
321 | ||
7a6421fa | 322 | flist = send_file_list(f_out,argc,argv); |
8d9dc9f9 AT |
323 | if (!flist || flist->count == 0) { |
324 | exit_cleanup(0); | |
325 | } | |
326 | ||
7a6421fa | 327 | send_files(flist,f_out,f_in); |
3d382777 | 328 | io_flush(); |
7a6421fa | 329 | report(f_out); |
adc19c98 AT |
330 | if (remote_version >= 24) { |
331 | /* final goodbye message */ | |
332 | read_int(f_in); | |
333 | } | |
8d9dc9f9 | 334 | io_flush(); |
7a6421fa | 335 | exit_cleanup(0); |
c627d613 AT |
336 | } |
337 | ||
338 | ||
dc5ddbcc AT |
339 | static int do_recv(int f_in,int f_out,struct file_list *flist,char *local_name) |
340 | { | |
d186eb1a AT |
341 | int pid; |
342 | int status=0; | |
343 | int recv_pipe[2]; | |
554e0a8d | 344 | int error_pipe[2]; |
d186eb1a | 345 | extern int preserve_hard_links; |
6957ae33 AT |
346 | extern int delete_after; |
347 | extern int recurse; | |
348 | extern int delete_mode; | |
8ada7518 | 349 | extern int remote_version; |
dc5ddbcc | 350 | |
d186eb1a AT |
351 | if (preserve_hard_links) |
352 | init_hard_links(flist); | |
dc5ddbcc | 353 | |
6957ae33 AT |
354 | if (!delete_after) { |
355 | /* I moved this here from recv_files() to prevent a race condition */ | |
356 | if (recurse && delete_mode && !local_name && flist->count>0) { | |
357 | delete_files(flist); | |
358 | } | |
359 | } | |
360 | ||
08f15335 | 361 | if (fd_pair(recv_pipe) < 0) { |
d186eb1a | 362 | rprintf(FERROR,"pipe failed in do_recv\n"); |
65417579 | 363 | exit_cleanup(RERR_SOCKETIO); |
d186eb1a | 364 | } |
554e0a8d | 365 | |
08f15335 | 366 | if (fd_pair(error_pipe) < 0) { |
554e0a8d AT |
367 | rprintf(FERROR,"error pipe failed in do_recv\n"); |
368 | exit_cleanup(RERR_SOCKETIO); | |
369 | } | |
c6e7fcb4 | 370 | |
8d9dc9f9 | 371 | io_flush(); |
c6e7fcb4 | 372 | |
d186eb1a | 373 | if ((pid=do_fork()) == 0) { |
e08c9610 | 374 | close(recv_pipe[0]); |
554e0a8d | 375 | close(error_pipe[0]); |
e08c9610 AT |
376 | if (f_in != f_out) close(f_out); |
377 | ||
554e0a8d AT |
378 | /* we can't let two processes write to the socket at one time */ |
379 | io_multiplexing_close(); | |
380 | ||
381 | /* set place to send errors */ | |
382 | set_error_fd(error_pipe[1]); | |
383 | ||
e08c9610 | 384 | recv_files(f_in,flist,local_name,recv_pipe[1]); |
3d382777 | 385 | io_flush(); |
ba5e128d | 386 | report(f_in); |
e08c9610 | 387 | |
8b35435f AT |
388 | write_int(recv_pipe[1],1); |
389 | close(recv_pipe[1]); | |
8d9dc9f9 | 390 | io_flush(); |
4a748188 | 391 | /* finally we go to sleep until our parent kills us |
27e3e9c9 | 392 | with a USR2 signal. We sleep for a short time as on |
4a748188 | 393 | some OSes a signal won't interrupt a sleep! */ |
e1bd49d6 MP |
394 | while (msleep(20)) |
395 | ; | |
d186eb1a | 396 | } |
dc5ddbcc | 397 | |
e08c9610 | 398 | close(recv_pipe[1]); |
554e0a8d | 399 | close(error_pipe[1]); |
e08c9610 | 400 | if (f_in != f_out) close(f_in); |
e1b3d5c4 | 401 | |
b3e10ed7 AT |
402 | io_start_buffering(f_out); |
403 | ||
554e0a8d AT |
404 | io_set_error_fd(error_pipe[0]); |
405 | ||
e08c9610 | 406 | generate_files(f_out,flist,local_name,recv_pipe[0]); |
8d9dc9f9 | 407 | |
8b35435f AT |
408 | read_int(recv_pipe[0]); |
409 | close(recv_pipe[0]); | |
8ada7518 AT |
410 | if (remote_version >= 24) { |
411 | /* send a final goodbye message */ | |
412 | write_int(f_out, -1); | |
413 | } | |
8d9dc9f9 | 414 | io_flush(); |
8ada7518 | 415 | |
8b35435f | 416 | kill(pid, SIGUSR2); |
d79d1c69 | 417 | wait_process(pid, &status); |
d186eb1a | 418 | return status; |
dc5ddbcc AT |
419 | } |
420 | ||
c627d613 | 421 | |
9486289c | 422 | static void do_server_recv(int f_in, int f_out, int argc,char *argv[]) |
c627d613 | 423 | { |
7a6421fa AT |
424 | int status; |
425 | struct file_list *flist; | |
426 | char *local_name=NULL; | |
427 | char *dir = NULL; | |
428 | extern int delete_mode; | |
b33b791e | 429 | extern int delete_excluded; |
7a6421fa | 430 | extern int am_daemon; |
09b7f5db AT |
431 | extern int module_id; |
432 | extern int am_sender; | |
6902ed17 | 433 | extern int read_batch; /* dw */ |
6902ed17 | 434 | extern struct file_list *batch_flist; /* dw */ |
f0fca04e | 435 | |
7a6421fa AT |
436 | if (verbose > 2) |
437 | rprintf(FINFO,"server_recv(%d) starting pid=%d\n",argc,(int)getpid()); | |
09b7f5db AT |
438 | |
439 | if (am_daemon && lp_read_only(module_id) && !am_sender) { | |
440 | rprintf(FERROR,"ERROR: module is read only\n"); | |
441 | exit_cleanup(RERR_SYNTAX); | |
442 | return; | |
443 | } | |
444 | ||
7a6421fa | 445 | |
7a6421fa AT |
446 | if (argc > 0) { |
447 | dir = argv[0]; | |
448 | argc--; | |
449 | argv++; | |
5243c216 AT |
450 | if (!am_daemon && !push_dir(dir, 0)) { |
451 | rprintf(FERROR,"push_dir %s : %s (4)\n", | |
7a6421fa | 452 | dir,strerror(errno)); |
65417579 | 453 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
454 | } |
455 | } | |
c627d613 | 456 | |
b33b791e | 457 | if (delete_mode && !delete_excluded) |
7a6421fa | 458 | recv_exclude_list(f_in); |
c627d613 | 459 | |
6902ed17 MP |
460 | if (read_batch) /* dw */ |
461 | flist = batch_flist; | |
462 | else | |
463 | flist = recv_file_list(f_in); | |
4c36a13e AT |
464 | if (!flist) { |
465 | rprintf(FERROR,"server_recv: recv_file_list error\n"); | |
65417579 | 466 | exit_cleanup(RERR_FILESELECT); |
7a6421fa AT |
467 | } |
468 | ||
469 | if (argc > 0) { | |
470 | if (strcmp(dir,".")) { | |
471 | argv[0] += strlen(dir); | |
472 | if (argv[0][0] == '/') argv[0]++; | |
473 | } | |
474 | local_name = get_local_name(flist,argv[0]); | |
475 | } | |
c627d613 | 476 | |
7a6421fa AT |
477 | status = do_recv(f_in,f_out,flist,local_name); |
478 | exit_cleanup(status); | |
c627d613 AT |
479 | } |
480 | ||
481 | ||
9486289c | 482 | void start_server(int f_in, int f_out, int argc, char *argv[]) |
366345fe | 483 | { |
7a6421fa AT |
484 | extern int cvs_exclude; |
485 | extern int am_sender; | |
ff41a59f | 486 | extern int remote_version; |
6902ed17 | 487 | extern int read_batch; /* dw */ |
ff41a59f | 488 | |
6d7b6081 AT |
489 | setup_protocol(f_out, f_in); |
490 | ||
f0359dd0 AT |
491 | set_nonblocking(f_in); |
492 | set_nonblocking(f_out); | |
493 | ||
ff41a59f AT |
494 | if (remote_version >= 23) |
495 | io_start_multiplex_out(f_out); | |
7a6421fa | 496 | |
7a6421fa | 497 | if (am_sender) { |
6902ed17 MP |
498 | if (!read_batch) { /* dw */ |
499 | recv_exclude_list(f_in); | |
500 | if (cvs_exclude) | |
7a6421fa | 501 | add_cvs_excludes(); |
6902ed17 | 502 | } |
7a6421fa AT |
503 | do_server_sender(f_in, f_out, argc, argv); |
504 | } else { | |
505 | do_server_recv(f_in, f_out, argc, argv); | |
506 | } | |
507 | exit_cleanup(0); | |
366345fe AT |
508 | } |
509 | ||
0ba48136 MP |
510 | |
511 | /* | |
512 | * This is called once the connection has been negotiated. It is used | |
513 | * for rsyncd, remote-shell, and local connections. | |
514 | */ | |
19b27a48 | 515 | int client_run(int f_in, int f_out, pid_t pid, int argc, char *argv[]) |
9486289c AT |
516 | { |
517 | struct file_list *flist; | |
518 | int status = 0, status2 = 0; | |
519 | char *local_name = NULL; | |
7a6421fa | 520 | extern int am_sender; |
ff41a59f | 521 | extern int remote_version; |
19b27a48 | 522 | extern pid_t cleanup_child_pid; |
6902ed17 MP |
523 | extern int write_batch; /* dw */ |
524 | extern int read_batch; /* dw */ | |
525 | extern struct file_list *batch_flist; /* dw */ | |
19b27a48 AT |
526 | |
527 | cleanup_child_pid = pid; | |
6902ed17 MP |
528 | if (read_batch) |
529 | flist = batch_flist; /* dw */ | |
ff41a59f | 530 | |
f0359dd0 AT |
531 | set_nonblocking(f_in); |
532 | set_nonblocking(f_out); | |
533 | ||
6d7b6081 AT |
534 | setup_protocol(f_out,f_in); |
535 | ||
ff41a59f AT |
536 | if (remote_version >= 23) |
537 | io_start_multiplex_in(f_in); | |
9486289c AT |
538 | |
539 | if (am_sender) { | |
7a6421fa AT |
540 | extern int cvs_exclude; |
541 | extern int delete_mode; | |
b33b791e | 542 | extern int delete_excluded; |
9486289c AT |
543 | if (cvs_exclude) |
544 | add_cvs_excludes(); | |
b33b791e | 545 | if (delete_mode && !delete_excluded) |
9486289c | 546 | send_exclude_list(f_out); |
6902ed17 MP |
547 | if (!read_batch) /* dw -- don't write to pipe */ |
548 | flist = send_file_list(f_out,argc,argv); | |
9486289c AT |
549 | if (verbose > 3) |
550 | rprintf(FINFO,"file list sent\n"); | |
e1b3d5c4 | 551 | |
9486289c | 552 | send_files(flist,f_out,f_in); |
6c65e146 AT |
553 | if (remote_version >= 24) { |
554 | /* final goodbye message */ | |
555 | read_int(f_in); | |
556 | } | |
9486289c AT |
557 | if (pid != -1) { |
558 | if (verbose > 3) | |
08a740ff | 559 | rprintf(FINFO,"client_run waiting on %d\n", (int) pid); |
8d9dc9f9 | 560 | io_flush(); |
d79d1c69 | 561 | wait_process(pid, &status); |
9486289c | 562 | } |
3d382777 | 563 | report(-1); |
9486289c AT |
564 | exit_cleanup(status); |
565 | } | |
f7632fc6 | 566 | |
27e3e9c9 AT |
567 | if (argc == 0) { |
568 | extern int list_only; | |
569 | list_only = 1; | |
570 | } | |
9486289c | 571 | |
6902ed17 MP |
572 | if (!write_batch) /* dw */ |
573 | send_exclude_list(f_out); | |
9486289c AT |
574 | |
575 | flist = recv_file_list(f_in); | |
576 | if (!flist || flist->count == 0) { | |
796d484b MP |
577 | rprintf(FINFO, "client: nothing to do: " |
578 | "perhaps you need to specify some filenames or " | |
579 | "the --recursive option?\n"); | |
9486289c AT |
580 | exit_cleanup(0); |
581 | } | |
582 | ||
583 | local_name = get_local_name(flist,argv[0]); | |
584 | ||
585 | status2 = do_recv(f_in,f_out,flist,local_name); | |
586 | ||
9486289c | 587 | if (pid != -1) { |
8d9dc9f9 | 588 | if (verbose > 3) |
08a740ff | 589 | rprintf(FINFO,"client_run2 waiting on %d\n", (int) pid); |
8d9dc9f9 | 590 | io_flush(); |
d79d1c69 | 591 | wait_process(pid, &status); |
9486289c AT |
592 | } |
593 | ||
ff81e809 | 594 | return MAX(status, status2); |
9486289c AT |
595 | } |
596 | ||
ca6c93f8 AT |
597 | static char *find_colon(char *s) |
598 | { | |
599 | char *p, *p2; | |
600 | ||
601 | p = strchr(s,':'); | |
602 | if (!p) return NULL; | |
603 | ||
604 | /* now check to see if there is a / in the string before the : - if there is then | |
605 | discard the colon on the assumption that the : is part of a filename */ | |
606 | p2 = strchr(s,'/'); | |
607 | if (p2 && p2 < p) return NULL; | |
608 | ||
609 | return p; | |
610 | } | |
9486289c | 611 | |
0ba48136 | 612 | |
7169bb4a MP |
613 | static int copy_argv (char *argv[]) |
614 | { | |
615 | int i; | |
616 | ||
617 | for (i = 0; argv[i]; i++) { | |
618 | if (!(argv[i] = strdup(argv[i]))) { | |
619 | rprintf (FERROR, "out of memory at %s(%d)\n", | |
620 | __FILE__, __LINE__); | |
621 | return RERR_MALLOC; | |
622 | } | |
623 | } | |
624 | ||
625 | return 0; | |
626 | } | |
627 | ||
628 | ||
0ba48136 MP |
629 | /* |
630 | * Start a client for either type of remote connection. Work out | |
631 | * whether the arguments request a remote shell or rsyncd connection, | |
632 | * and call the appropriate connection function, then run_client. | |
633 | */ | |
fc8a6b97 | 634 | static int start_client(int argc, char *argv[]) |
5d6bcd44 AT |
635 | { |
636 | char *p; | |
637 | char *shell_machine = NULL; | |
638 | char *shell_path = NULL; | |
639 | char *shell_user = NULL; | |
19b27a48 AT |
640 | int ret; |
641 | pid_t pid; | |
5d6bcd44 | 642 | int f_in,f_out; |
7a6421fa AT |
643 | extern int local_server; |
644 | extern int am_sender; | |
645 | extern char *shell_cmd; | |
2acf81eb | 646 | extern int rsync_port; |
a1a440c2 | 647 | extern int whole_file; |
6902ed17 | 648 | extern int read_batch; |
7169bb4a MP |
649 | int rc; |
650 | ||
651 | /* Don't clobber argv[] so that ps(1) can still show the right | |
652 | command line. */ | |
653 | if ((rc = copy_argv (argv))) | |
654 | return rc; | |
5d6bcd44 | 655 | |
7169bb4a | 656 | if (strncasecmp(URL_PREFIX, argv[0], strlen(URL_PREFIX)) == 0) { |
f7632fc6 AT |
657 | char *host, *path; |
658 | ||
7169bb4a | 659 | host = argv[0] + strlen(URL_PREFIX); |
f7632fc6 AT |
660 | p = strchr(host,'/'); |
661 | if (p) { | |
662 | *p = 0; | |
663 | path = p+1; | |
664 | } else { | |
665 | path=""; | |
666 | } | |
2acf81eb DD |
667 | p = strchr(host,':'); |
668 | if (p) { | |
669 | rsync_port = atoi(p+1); | |
670 | *p = 0; | |
671 | } | |
f7632fc6 AT |
672 | return start_socket_client(host, path, argc-1, argv+1); |
673 | } | |
674 | ||
6902ed17 MP |
675 | if (!read_batch) { /* dw */ |
676 | p = find_colon(argv[0]); | |
5d6bcd44 AT |
677 | |
678 | if (p) { | |
9486289c AT |
679 | if (p[1] == ':') { |
680 | *p = 0; | |
7169bb4a | 681 | return start_socket_client(argv[0], p+2, argc-1, argv+1); |
9486289c | 682 | } |
3591c066 | 683 | |
f7632fc6 | 684 | if (argc < 1) { |
3591c066 | 685 | usage(FERROR); |
65417579 | 686 | exit_cleanup(RERR_SYNTAX); |
3591c066 AT |
687 | } |
688 | ||
5d6bcd44 AT |
689 | am_sender = 0; |
690 | *p = 0; | |
7169bb4a | 691 | shell_machine = argv[0]; |
5d6bcd44 AT |
692 | shell_path = p+1; |
693 | argc--; | |
694 | argv++; | |
695 | } else { | |
696 | am_sender = 1; | |
9486289c | 697 | |
ca6c93f8 | 698 | p = find_colon(argv[argc-1]); |
5d6bcd44 AT |
699 | if (!p) { |
700 | local_server = 1; | |
a1a440c2 DD |
701 | /* disable "rsync algorithm" when both sides local */ |
702 | whole_file = 1; | |
9486289c AT |
703 | } else if (p[1] == ':') { |
704 | *p = 0; | |
705 | return start_socket_client(argv[argc-1], p+2, argc-1, argv); | |
5d6bcd44 | 706 | } |
3591c066 AT |
707 | |
708 | if (argc < 2) { | |
709 | usage(FERROR); | |
65417579 | 710 | exit_cleanup(RERR_SYNTAX); |
3591c066 | 711 | } |
9486289c | 712 | |
5d6bcd44 AT |
713 | if (local_server) { |
714 | shell_machine = NULL; | |
715 | shell_path = argv[argc-1]; | |
716 | } else { | |
717 | *p = 0; | |
718 | shell_machine = argv[argc-1]; | |
719 | shell_path = p+1; | |
720 | } | |
721 | argc--; | |
722 | } | |
6902ed17 MP |
723 | } else { |
724 | am_sender = 1; /* dw */ | |
725 | local_server = 1; /* dw */ | |
726 | shell_path = argv[argc-1]; /* dw */ | |
727 | } | |
728 | ||
5d6bcd44 AT |
729 | if (shell_machine) { |
730 | p = strchr(shell_machine,'@'); | |
731 | if (p) { | |
732 | *p = 0; | |
733 | shell_user = shell_machine; | |
734 | shell_machine = p+1; | |
735 | } | |
736 | } | |
737 | ||
738 | if (verbose > 3) { | |
9486289c | 739 | rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n", |
5d6bcd44 AT |
740 | shell_cmd?shell_cmd:"", |
741 | shell_machine?shell_machine:"", | |
742 | shell_user?shell_user:"", | |
743 | shell_path?shell_path:""); | |
744 | } | |
745 | ||
f7632fc6 | 746 | if (!am_sender && argc > 1) { |
5d6bcd44 | 747 | usage(FERROR); |
65417579 | 748 | exit_cleanup(RERR_SYNTAX); |
5d6bcd44 | 749 | } |
27e3e9c9 AT |
750 | |
751 | if (argc == 0 && !am_sender) { | |
752 | extern int list_only; | |
753 | list_only = 1; | |
754 | } | |
5d6bcd44 AT |
755 | |
756 | pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out); | |
757 | ||
fc8a6b97 AT |
758 | ret = client_run(f_in, f_out, pid, argc, argv); |
759 | ||
760 | fflush(stdout); | |
761 | fflush(stderr); | |
762 | ||
763 | return ret; | |
5d6bcd44 AT |
764 | } |
765 | ||
366345fe | 766 | |
6e4fb64e | 767 | static RETSIGTYPE sigusr1_handler(int val) { |
65417579 | 768 | exit_cleanup(RERR_SIGNAL); |
82306bf6 AT |
769 | } |
770 | ||
8b35435f | 771 | static RETSIGTYPE sigusr2_handler(int val) { |
ff81e809 | 772 | extern int log_got_error; |
19b27a48 | 773 | if (log_got_error) _exit(RERR_PARTIAL); |
8b35435f AT |
774 | _exit(0); |
775 | } | |
776 | ||
19b27a48 | 777 | static RETSIGTYPE sigchld_handler(int val) { |
029c1713 AT |
778 | #ifdef WNOHANG |
779 | while (waitpid(-1, NULL, WNOHANG) > 0) ; | |
780 | #endif | |
19b27a48 AT |
781 | } |
782 | ||
5d6bcd44 | 783 | int main(int argc,char *argv[]) |
7a6421fa AT |
784 | { |
785 | extern int am_root; | |
786 | extern int orig_umask; | |
787 | extern int dry_run; | |
788 | extern int am_daemon; | |
789 | extern int am_server; | |
ff81e809 | 790 | int ret; |
6902ed17 MP |
791 | extern int read_batch; /* dw */ |
792 | extern int write_batch; /* dw */ | |
793 | extern char *batch_ext; /* dw */ | |
6902ed17 MP |
794 | int orig_argc; /* dw */ |
795 | ||
796 | orig_argc = argc; /* dw */ | |
5d6bcd44 | 797 | |
7a6421fa | 798 | signal(SIGUSR1, sigusr1_handler); |
8b35435f | 799 | signal(SIGUSR2, sigusr2_handler); |
19b27a48 | 800 | signal(SIGCHLD, sigchld_handler); |
5d6bcd44 | 801 | |
7a6421fa AT |
802 | starttime = time(NULL); |
803 | am_root = (getuid() == 0); | |
c627d613 | 804 | |
a800434a AT |
805 | memset(&stats, 0, sizeof(stats)); |
806 | ||
df5e03da AT |
807 | if (argc < 2) { |
808 | usage(FERROR); | |
65417579 | 809 | exit_cleanup(RERR_SYNTAX); |
df5e03da AT |
810 | } |
811 | ||
7a6421fa AT |
812 | /* we set a 0 umask so that correct file permissions can be |
813 | carried across */ | |
814 | orig_umask = (int)umask(0); | |
5d6bcd44 | 815 | |
50135767 | 816 | if (!parse_arguments(&argc, (const char ***) &argv, 1)) { |
305ab133 MP |
817 | /* FIXME: We ought to call the same error-handling |
818 | * code here, rather than relying on getopt. */ | |
50135767 | 819 | option_error(); |
65417579 | 820 | exit_cleanup(RERR_SYNTAX); |
b11ed3b1 | 821 | } |
5d6bcd44 | 822 | |
7a6421fa AT |
823 | signal(SIGINT,SIGNAL_CAST sig_int); |
824 | signal(SIGPIPE,SIGNAL_CAST sig_int); | |
825 | signal(SIGHUP,SIGNAL_CAST sig_int); | |
8638dd48 | 826 | signal(SIGTERM,SIGNAL_CAST sig_int); |
6b83141d | 827 | |
c226b7c2 DD |
828 | /* Initialize push_dir here because on some old systems getcwd |
829 | (implemented by forking "pwd" and reading its output) doesn't | |
830 | work when there are other child processes. Also, on all systems | |
831 | that implement getcwd that way "pwd" can't be found after chroot. */ | |
832 | push_dir(NULL,0); | |
833 | ||
6902ed17 MP |
834 | if (write_batch) { /* dw */ |
835 | create_batch_file_ext(); | |
836 | write_batch_argvs_file(orig_argc, argc, argv); | |
837 | } | |
838 | ||
839 | if (read_batch) { /* dw */ | |
840 | set_batch_file_ext(batch_ext); | |
841 | } | |
842 | ||
7a6421fa AT |
843 | if (am_daemon) { |
844 | return daemon_main(); | |
845 | } | |
f0fca04e | 846 | |
08ac228f AT |
847 | if (argc < 1) { |
848 | usage(FERROR); | |
65417579 | 849 | exit_cleanup(RERR_SYNTAX); |
08ac228f AT |
850 | } |
851 | ||
7a6421fa AT |
852 | if (dry_run) |
853 | verbose = MAX(verbose,1); | |
c627d613 | 854 | |
cbbe4892 | 855 | #ifndef SUPPORT_LINKS |
7a6421fa AT |
856 | if (!am_server && preserve_links) { |
857 | rprintf(FERROR,"ERROR: symbolic links not supported\n"); | |
65417579 | 858 | exit_cleanup(RERR_UNSUPPORTED); |
7a6421fa | 859 | } |
cbbe4892 AT |
860 | #endif |
861 | ||
7a6421fa | 862 | if (am_server) { |
f0359dd0 AT |
863 | set_nonblocking(STDIN_FILENO); |
864 | set_nonblocking(STDOUT_FILENO); | |
7a6421fa AT |
865 | start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv); |
866 | } | |
c627d613 | 867 | |
ff81e809 AT |
868 | ret = start_client(argc, argv); |
869 | exit_cleanup(ret); | |
870 | return ret; | |
c627d613 | 871 | } |
82306bf6 | 872 |