- fprintf(f,"rsync version %s Copyright Andrew Tridgell and Paul Mackerras\n\n",
- VERSION);
- fprintf(f,"Usage:\t%s [options] src user@host:dest\nOR",RSYNC_NAME);
- fprintf(f,"\t%s [options] user@host:src dest\n\n",RSYNC_NAME);
- fprintf(f,"Options:\n");
- fprintf(f,"-v, --verbose increase verbosity\n");
- fprintf(f,"-c, --checksum always checksum\n");
- fprintf(f,"-a, --archive archive mode (same as -rlptDog)\n");
- fprintf(f,"-r, --recursive recurse into directories\n");
- fprintf(f,"-b, --backup make backups (default ~ extension)\n");
- fprintf(f,"-u, --update update only (don't overwrite newer files)\n");
- fprintf(f,"-l, --links preserve soft links\n");
- fprintf(f,"-H, --hard-links preserve hard links\n");
- fprintf(f,"-p, --perms preserve permissions\n");
- fprintf(f,"-o, --owner preserve owner (root only)\n");
- fprintf(f,"-g, --group preserve group\n");
- fprintf(f,"-D, --devices preserve devices (root only)\n");
- fprintf(f,"-t, --times preserve times\n");
- fprintf(f,"-S, --sparse handle sparse files efficiently\n");
- fprintf(f,"-n, --dry-run show what would have been transferred\n");
- fprintf(f,"-x, --one-file-system don't cross filesystem boundaries\n");
- fprintf(f,"-B, --block-size SIZE checksum blocking size\n");
- fprintf(f,"-e, --rsh COMMAND specify rsh replacement\n");
- fprintf(f," --rsync-path PATH specify path to rsync on the remote machine\n");
- fprintf(f,"-C, --cvs-exclude auto ignore files in the same way CVS does\n");
- fprintf(f," --delete delete files that don't exist on the sending side\n");
- fprintf(f,"-I, --ignore-times don't exclude files that match length and time\n");
- fprintf(f,"-z, --compress compress file data\n");
- fprintf(f," --exclude FILE exclude file FILE\n");
- fprintf(f," --exclude-from FILE exclude files listed in FILE\n");
- fprintf(f," --suffix SUFFIX override backup suffix\n");
- fprintf(f," --version print version number\n");
-
- fprintf(f,"\n");
- fprintf(f,"the backup suffix defaults to %s\n",BACKUP_SUFFIX);
- fprintf(f,"the block size defaults to %d\n",BLOCK_SIZE);
+ char *p;
+ char *shell_machine = NULL;
+ char *shell_path = NULL;
+ char *shell_user = NULL;
+ int ret;
+ pid_t pid;
+ int f_in,f_out;
+ int rc;
+
+ /* Don't clobber argv[] so that ps(1) can still show the right
+ * command line. */
+ if ((rc = copy_argv(argv)))
+ return rc;
+
+ /* rsync:// always uses rsync server over direct socket connection */
+ if (strncasecmp(URL_PREFIX, argv[0], strlen(URL_PREFIX)) == 0
+ && !read_batch) {
+ char *host, *path;
+
+ host = argv[0] + strlen(URL_PREFIX);
+ p = strchr(host,'/');
+ if (p) {
+ *p = 0;
+ path = p+1;
+ } else {
+ path = "";
+ }
+ p = strchr(host,':');
+ if (p) {
+ rsync_port = atoi(p+1);
+ *p = 0;
+ }
+ return start_socket_client(host, path, argc-1, argv+1);
+ }
+
+ if (!read_batch) { /* for read_batch, NO source is specified */
+ p = find_colon(argv[0]);
+ if (p) { /* source is remote */
+ if (remote_filesfrom_file
+ && remote_filesfrom_file != files_from + 1
+ && strncmp(files_from, argv[0], p-argv[0]+1) != 0) {
+ rprintf(FERROR,
+ "--files-from hostname is not transfer hostname\n");
+ exit_cleanup(RERR_SYNTAX);
+ }
+ if (p[1] == ':') { /* double colon */
+ *p = 0;
+ if (!shell_cmd) {
+ return start_socket_client(argv[0], p+2,
+ argc-1, argv+1);
+ }
+ p++;
+ daemon_over_rsh = 1;
+ }
+
+ if (argc < 1) { /* destination required */
+ usage(FERROR);
+ exit_cleanup(RERR_SYNTAX);
+ }
+
+ am_sender = 0;
+ *p = 0;
+ shell_machine = argv[0];
+ shell_path = p+1;
+ argv++;
+ } else { /* source is local */
+ am_sender = 1;
+
+ /* rsync:// destination uses rsync server over direct socket */
+ if (strncasecmp(URL_PREFIX, argv[argc-1], strlen(URL_PREFIX)) == 0) {
+ char *host, *path;
+
+ host = argv[argc-1] + strlen(URL_PREFIX);
+ p = strchr(host,'/');
+ if (p) {
+ *p = 0;
+ path = p+1;
+ } else {
+ path = "";
+ }
+ p = strchr(host,':');
+ if (p) {
+ rsync_port = atoi(p+1);
+ *p = 0;
+ }
+ return start_socket_client(host, path, argc-1, argv);
+ }
+
+ p = find_colon(argv[argc-1]); /* look in dest arg */
+ if (p && remote_filesfrom_file
+ && remote_filesfrom_file != files_from + 1
+ && strncmp(files_from, argv[argc-1], p-argv[argc-1]+1) != 0) {
+ rprintf(FERROR,
+ "--files-from hostname is not transfer hostname\n");
+ exit_cleanup(RERR_SYNTAX);
+ }
+ if (!p) { /* no colon found, so src & dest are local */
+ local_server = 1;
+ if (remote_filesfrom_file) {
+ rprintf(FERROR,
+ "--files-from is remote but transfer is local\n");
+ exit_cleanup(RERR_SYNTAX);
+ }
+ } else if (p[1] == ':') { /* double colon */
+ *p = 0;
+ if (!shell_cmd) {
+ return start_socket_client(argv[argc-1], p+2,
+ argc-1, argv);
+ }
+ p++;
+ daemon_over_rsh = 1;
+ }
+
+ if (argc < 2) {
+ usage(FERROR);
+ exit_cleanup(RERR_SYNTAX);
+ }
+
+ if (local_server) {
+ shell_machine = NULL;
+ shell_path = argv[argc-1];
+ } else {
+ *p = 0;
+ shell_machine = argv[argc-1];
+ shell_path = p+1;
+ }
+ }
+ argc--;
+ } else { /* read_batch */
+ local_server = 1;
+ shell_path = argv[argc-1];
+ if (find_colon(shell_path)) {
+ rprintf(FERROR, "remote destination is not allowed with --read-batch\n");
+ exit_cleanup(RERR_SYNTAX);
+ }
+ }
+
+ if (shell_machine) {
+ p = strrchr(shell_machine,'@');
+ if (p) {
+ *p = 0;
+ shell_user = shell_machine;
+ shell_machine = p+1;
+ }
+ }
+
+ if (verbose > 3) {
+ rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n",
+ shell_cmd?shell_cmd:"",
+ shell_machine?shell_machine:"",
+ shell_user?shell_user:"",
+ shell_path?shell_path:"");
+ }
+
+ /* for remote source, only single dest arg can remain ... */
+ if (!am_sender && argc > 1) {
+ usage(FERROR);
+ exit_cleanup(RERR_SYNTAX);
+ }
+
+ /* ... or no dest at all */
+ if (!am_sender && argc == 0) {
+ list_only = 1;
+ }
+
+ pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,
+ &f_in,&f_out);
+
+ /* if we're running an rsync server on the remote host over a
+ * remote shell command, we need to do the RSYNCD protocol first */
+ if (daemon_over_rsh) {
+ int tmpret;
+ tmpret = start_inband_exchange(shell_user, shell_path,
+ f_in, f_out, argc);
+ if (tmpret < 0)
+ return tmpret;
+ }
+
+ ret = client_run(f_in, f_out, pid, argc, argv);
+
+ fflush(stdout);
+ fflush(stderr);
+
+ return ret;