2 Copyright (C) Andrew Tridgell 1996
3 Copyright (C) Paul Mackerras 1996
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 extern int csum_length;
29 static void report(int f)
32 time_t t = time(NULL);
38 if (am_server && am_sender) {
39 write_longint(f,read_total());
40 write_longint(f,write_total());
41 write_longint(f,total_size);
51 out = read_longint(f);
53 tsize = read_longint(f);
56 printf("wrote %.0f bytes read %.0f bytes %.2f bytes/sec\n",
57 (double)out,(double)in,(in+out)/(0.5 + (t-starttime)));
58 printf("total size is %.0f speedup is %.2f\n",
59 (double)tsize,(1.0*tsize)/(in+out));
63 static int do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out)
68 extern int local_server;
69 extern char *rsync_path;
73 cmd = getenv(RSYNC_RSH_ENV);
80 for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) {
85 /* remsh (on HPUX) takes the arguments the other way around */
86 args[argc++] = machine;
96 args[argc++] = machine;
99 args[argc++] = rsync_path;
101 server_options(args,&argc);
112 rprintf(FINFO,"cmd=");
114 rprintf(FINFO,"%s ",args[i]);
119 ret = local_child(argc, args, f_in, f_out);
121 ret = piped_child(args,f_in,f_out);
129 out_of_memory("do_cmd");
130 return 0; /* not reached */
136 static char *get_local_name(struct file_list *flist,char *name)
139 extern int orig_umask;
141 if (do_stat(name,&st) == 0) {
142 if (S_ISDIR(st.st_mode)) {
143 if (chdir(name) != 0) {
144 rprintf(FERROR,"chdir %s : %s (1)\n",name,strerror(errno));
149 if (flist->count > 1) {
150 rprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n");
156 if (flist->count == 1)
162 if (do_mkdir(name,0777 & ~orig_umask) != 0) {
163 rprintf(FERROR,"mkdir %s : %s (1)\n",name,strerror(errno));
166 rprintf(FINFO,"created directory %s\n",name);
169 if (chdir(name) != 0) {
170 rprintf(FERROR,"chdir %s : %s (2)\n",name,strerror(errno));
180 static void do_server_sender(int f_in, int f_out, int argc,char *argv[])
183 struct file_list *flist;
185 extern int relative_paths;
186 extern int am_daemon;
190 rprintf(FINFO,"server_sender starting pid=%d\n",(int)getpid());
192 if (!relative_paths && chdir(dir) != 0) {
193 rprintf(FERROR,"chdir %s: %s (3)\n",dir,strerror(errno));
199 if (strcmp(dir,".")) {
201 if (strcmp(dir,"/") == 0)
207 if (argc == 0 && recurse) {
213 flist = send_file_list(f_out,argc,argv);
214 send_files(flist,f_out,f_in);
220 static int do_recv(int f_in,int f_out,struct file_list *flist,char *local_name)
225 extern int preserve_hard_links;
227 if (preserve_hard_links)
228 init_hard_links(flist);
230 if (pipe(recv_pipe) < 0) {
231 rprintf(FERROR,"pipe failed in do_recv\n");
236 if ((pid=do_fork()) == 0) {
237 recv_files(f_in,flist,local_name,recv_pipe[1]);
239 rprintf(FINFO,"receiver read %ld\n",(long)read_total());
243 generate_files(f_out,flist,local_name,recv_pipe[0]);
245 waitpid(pid, &status, 0);
251 static void do_server_recv(int f_in, int f_out, int argc,char *argv[])
254 struct file_list *flist;
255 char *local_name=NULL;
257 extern int delete_mode;
258 extern int am_daemon;
261 rprintf(FINFO,"server_recv(%d) starting pid=%d\n",argc,(int)getpid());
267 if (!am_daemon && chdir(dir) != 0) {
268 rprintf(FERROR,"chdir %s : %s (4)\n",
269 dir,strerror(errno));
275 recv_exclude_list(f_in);
277 flist = recv_file_list(f_in);
278 if (!flist || flist->count == 0) {
279 rprintf(FERROR,"nothing to do\n");
284 if (strcmp(dir,".")) {
285 argv[0] += strlen(dir);
286 if (argv[0][0] == '/') argv[0]++;
288 local_name = get_local_name(flist,argv[0]);
291 status = do_recv(f_in,f_out,flist,local_name);
292 exit_cleanup(status);
296 void start_server(int f_in, int f_out, int argc, char *argv[])
298 extern int cvs_exclude;
299 extern int am_sender;
301 setup_protocol(f_out, f_in);
304 recv_exclude_list(f_in);
307 do_server_sender(f_in, f_out, argc, argv);
309 do_server_recv(f_in, f_out, argc, argv);
314 int client_run(int f_in, int f_out, int pid, int argc, char *argv[])
316 struct file_list *flist;
317 int status = 0, status2 = 0;
318 char *local_name = NULL;
319 extern int am_sender;
321 setup_protocol(f_out,f_in);
324 extern int cvs_exclude;
325 extern int delete_mode;
329 send_exclude_list(f_out);
330 flist = send_file_list(f_out,argc,argv);
332 rprintf(FINFO,"file list sent\n");
333 send_files(flist,f_out,f_in);
336 rprintf(FINFO,"waiting on %d\n",pid);
337 waitpid(pid, &status, 0);
340 exit_cleanup(status);
343 send_exclude_list(f_out);
345 flist = recv_file_list(f_in);
346 if (!flist || flist->count == 0) {
347 rprintf(FINFO,"nothing to do\n");
351 local_name = get_local_name(flist,argv[0]);
353 status2 = do_recv(f_in,f_out,flist,local_name);
358 waitpid(pid, &status, 0);
361 return status | status2;
365 int start_client(int argc, char *argv[])
368 char *shell_machine = NULL;
369 char *shell_path = NULL;
370 char *shell_user = NULL;
373 extern int local_server;
374 extern int am_sender;
375 extern char *shell_cmd;
377 p = strchr(argv[0],':');
382 return start_socket_client(argv[0], p+2, argc-1, argv+1);
392 shell_machine = argv[0];
399 p = strchr(argv[argc-1],':');
402 } else if (p[1] == ':') {
404 return start_socket_client(argv[argc-1], p+2, argc-1, argv);
413 shell_machine = NULL;
414 shell_path = argv[argc-1];
417 shell_machine = argv[argc-1];
424 p = strchr(shell_machine,'@');
427 shell_user = shell_machine;
433 rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n",
434 shell_cmd?shell_cmd:"",
435 shell_machine?shell_machine:"",
436 shell_user?shell_user:"",
437 shell_path?shell_path:"");
440 if (!am_sender && argc != 1) {
445 pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out);
452 return client_run(f_in, f_out, pid, argc, argv);
456 RETSIGTYPE sigusr1_handler(int val) {
460 int main(int argc,char *argv[])
463 extern int orig_umask;
465 extern int am_daemon;
466 extern int am_server;
468 signal(SIGUSR1, sigusr1_handler);
470 starttime = time(NULL);
471 am_root = (getuid() == 0);
478 /* we set a 0 umask so that correct file permissions can be
480 orig_umask = (int)umask(0);
482 parse_arguments(argc, argv);
488 signal(SIGCHLD,SIG_IGN);
489 signal(SIGINT,SIGNAL_CAST sig_int);
490 signal(SIGPIPE,SIGNAL_CAST sig_int);
491 signal(SIGHUP,SIGNAL_CAST sig_int);
494 return daemon_main();
498 verbose = MAX(verbose,1);
500 #ifndef SUPPORT_LINKS
501 if (!am_server && preserve_links) {
502 rprintf(FERROR,"ERROR: symbolic links not supported\n");
508 start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv);
511 return start_client(argc, argv);