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 syslog(LOG_INFO,"wrote %.0f bytes read %.0f bytes total size %.0f\n",
39 (double)write_total(),(double)read_total(),
41 if (f == -1 || !am_sender) return;
46 if (am_server && !am_sender) return;
48 if (am_server && am_sender) {
49 write_longint(f,read_total());
50 write_longint(f,write_total());
51 write_longint(f,total_size);
61 out = read_longint(f);
63 tsize = read_longint(f);
66 printf("wrote %.0f bytes read %.0f bytes %.2f bytes/sec\n",
67 (double)out,(double)in,(in+out)/(0.5 + (t-starttime)));
68 printf("total size is %.0f speedup is %.2f\n",
69 (double)tsize,(1.0*tsize)/(in+out));
73 static int do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out)
78 extern int local_server;
79 extern char *rsync_path;
83 cmd = getenv(RSYNC_RSH_ENV);
90 for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) {
95 /* remsh (on HPUX) takes the arguments the other way around */
96 args[argc++] = machine;
106 args[argc++] = machine;
109 args[argc++] = rsync_path;
111 server_options(args,&argc);
122 rprintf(FINFO,"cmd=");
124 rprintf(FINFO,"%s ",args[i]);
129 ret = local_child(argc, args, f_in, f_out);
131 ret = piped_child(args,f_in,f_out);
139 out_of_memory("do_cmd");
140 return 0; /* not reached */
146 static char *get_local_name(struct file_list *flist,char *name)
149 extern int orig_umask;
151 if (do_stat(name,&st) == 0) {
152 if (S_ISDIR(st.st_mode)) {
153 if (chdir(name) != 0) {
154 rprintf(FERROR,"chdir %s : %s (1)\n",
155 name,strerror(errno));
160 if (flist->count > 1) {
161 rprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n");
167 if (flist->count == 1)
173 if (do_mkdir(name,0777 & ~orig_umask) != 0) {
174 rprintf(FERROR,"mkdir %s : %s (1)\n",name,strerror(errno));
177 rprintf(FINFO,"created directory %s\n",name);
180 if (chdir(name) != 0) {
181 rprintf(FERROR,"chdir %s : %s (2)\n",name,strerror(errno));
191 static void do_server_sender(int f_in, int f_out, int argc,char *argv[])
194 struct file_list *flist;
196 extern int relative_paths;
200 rprintf(FINFO,"server_sender starting pid=%d\n",(int)getpid());
202 if (!relative_paths && chdir(dir) != 0) {
203 rprintf(FERROR,"chdir %s: %s (3)\n",dir,strerror(errno));
209 if (strcmp(dir,".")) {
211 if (strcmp(dir,"/") == 0)
217 if (argc == 0 && recurse) {
223 flist = send_file_list(f_out,argc,argv);
224 if (!flist || flist->count == 0) {
228 send_files(flist,f_out,f_in);
235 static int do_recv(int f_in,int f_out,struct file_list *flist,char *local_name)
240 extern int preserve_hard_links;
242 if (preserve_hard_links)
243 init_hard_links(flist);
245 if (pipe(recv_pipe) < 0) {
246 rprintf(FERROR,"pipe failed in do_recv\n");
252 if ((pid=do_fork()) == 0) {
254 if (f_in != f_out) close(f_out);
256 recv_files(f_in,flist,local_name,recv_pipe[1]);
260 rprintf(FINFO,"do_recv waiting on %d\n",pid);
267 io_close_input(f_in);
268 if (f_in != f_out) close(f_in);
269 generate_files(f_out,flist,local_name,recv_pipe[0]);
272 waitpid(pid, &status, 0);
277 static void do_server_recv(int f_in, int f_out, int argc,char *argv[])
280 struct file_list *flist;
281 char *local_name=NULL;
283 extern int delete_mode;
284 extern int am_daemon;
287 rprintf(FINFO,"server_recv(%d) starting pid=%d\n",argc,(int)getpid());
293 if (!am_daemon && chdir(dir) != 0) {
294 rprintf(FERROR,"chdir %s : %s (4)\n",
295 dir,strerror(errno));
301 recv_exclude_list(f_in);
303 flist = recv_file_list(f_in);
304 if (!flist || flist->count == 0) {
305 rprintf(FERROR,"server_recv: nothing to do\n");
310 if (strcmp(dir,".")) {
311 argv[0] += strlen(dir);
312 if (argv[0][0] == '/') argv[0]++;
314 local_name = get_local_name(flist,argv[0]);
317 status = do_recv(f_in,f_out,flist,local_name);
318 exit_cleanup(status);
322 void start_server(int f_in, int f_out, int argc, char *argv[])
324 extern int cvs_exclude;
325 extern int am_sender;
327 setup_protocol(f_out, f_in);
330 recv_exclude_list(f_in);
333 do_server_sender(f_in, f_out, argc, argv);
335 do_server_recv(f_in, f_out, argc, argv);
340 int client_run(int f_in, int f_out, int pid, int argc, char *argv[])
342 struct file_list *flist;
343 int status = 0, status2 = 0;
344 char *local_name = NULL;
345 extern int am_sender;
347 setup_protocol(f_out,f_in);
350 extern int cvs_exclude;
351 extern int delete_mode;
355 send_exclude_list(f_out);
356 flist = send_file_list(f_out,argc,argv);
358 rprintf(FINFO,"file list sent\n");
359 send_files(flist,f_out,f_in);
362 rprintf(FINFO,"client_run waiting on %d\n",pid);
364 waitpid(pid, &status, 0);
367 exit_cleanup(status);
370 send_exclude_list(f_out);
372 flist = recv_file_list(f_in);
373 if (!flist || flist->count == 0) {
374 rprintf(FINFO,"client: nothing to do\n");
378 local_name = get_local_name(flist,argv[0]);
380 status2 = do_recv(f_in,f_out,flist,local_name);
384 rprintf(FINFO,"client_run2 waiting on %d\n",pid);
386 waitpid(pid, &status, 0);
389 return status | status2;
393 int start_client(int argc, char *argv[])
396 char *shell_machine = NULL;
397 char *shell_path = NULL;
398 char *shell_user = NULL;
401 extern int local_server;
402 extern int am_sender;
403 extern char *shell_cmd;
405 p = strchr(argv[0],':');
410 return start_socket_client(argv[0], p+2, argc-1, argv+1);
420 shell_machine = argv[0];
427 p = strchr(argv[argc-1],':');
430 } else if (p[1] == ':') {
432 return start_socket_client(argv[argc-1], p+2, argc-1, argv);
441 shell_machine = NULL;
442 shell_path = argv[argc-1];
445 shell_machine = argv[argc-1];
452 p = strchr(shell_machine,'@');
455 shell_user = shell_machine;
461 rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n",
462 shell_cmd?shell_cmd:"",
463 shell_machine?shell_machine:"",
464 shell_user?shell_user:"",
465 shell_path?shell_path:"");
468 if (!am_sender && argc != 1) {
473 pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out);
480 return client_run(f_in, f_out, pid, argc, argv);
484 RETSIGTYPE sigusr1_handler(int val) {
488 int main(int argc,char *argv[])
491 extern int orig_umask;
493 extern int am_daemon;
494 extern int am_server;
496 signal(SIGUSR1, sigusr1_handler);
498 starttime = time(NULL);
499 am_root = (getuid() == 0);
506 /* we set a 0 umask so that correct file permissions can be
508 orig_umask = (int)umask(0);
510 parse_arguments(argc, argv);
516 signal(SIGCHLD,SIG_IGN);
517 signal(SIGINT,SIGNAL_CAST sig_int);
518 signal(SIGPIPE,SIGNAL_CAST sig_int);
519 signal(SIGHUP,SIGNAL_CAST sig_int);
522 return daemon_main();
531 verbose = MAX(verbose,1);
533 #ifndef SUPPORT_LINKS
534 if (!am_server && preserve_links) {
535 rprintf(FERROR,"ERROR: symbolic links not supported\n");
541 start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv);
544 return start_client(argc, argv);