#include "rsync.h"
#include "popt.h"
+extern int sanitize_paths;
+extern char curr_dir[MAXPATHLEN];
extern struct exclude_struct **exclude_list;
int make_backups = 0;
int read_batch = 0;
int backup_dir_len = 0;
int backup_suffix_len;
+unsigned int backup_dir_remainder;
char *backup_suffix = NULL;
char *tmpdir = NULL;
char *password_file = NULL;
char *rsync_path = RSYNC_PATH;
char *backup_dir = NULL;
+char backup_dir_buf[MAXPATHLEN];
int rsync_port = RSYNC_PORT;
int link_dest = 0;
enum {OPT_VERSION = 1000, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
OPT_DELETE_AFTER, OPT_DELETE_EXCLUDED, OPT_LINK_DEST,
OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW,
- OPT_READ_BATCH, OPT_WRITE_BATCH};
+ OPT_READ_BATCH, OPT_WRITE_BATCH,
+ OPT_REFUSED_BASE = 9000};
static struct poptOption long_options[] = {
/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
{"timeout", 0, POPT_ARG_INT, &io_timeout, 0, 0, 0 },
{"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
{"compare-dest", 0, POPT_ARG_STRING, &compare_dest, 0, 0, 0 },
- {"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 },
+ {"link-dest", 0, POPT_ARG_STRING, &compare_dest, OPT_LINK_DEST, 0, 0 },
/* TODO: Should this take an optional int giving the compression level? */
{"compress", 'z', POPT_ARG_NONE, &do_compression, 0, 0, 0 },
{"daemon", 0, POPT_ARG_NONE, &daemon_opt, 0, 0, 0 },
/**
- * Check to see if we should refuse this option
+ * Tweak the option table to disable all options that the rsyncd.conf
+ * file has told us to refuse.
**/
-static int check_refuse_options(char *ref, int opt)
+static void set_refuse_options(char *bp)
{
- int i, len;
- char *p;
- const char *name;
-
- for (i = 0; long_options[i].longName; i++) {
- if (long_options[i].val == opt)
- break;
- }
-
- if (!long_options[i].longName)
- return 0;
-
- name = long_options[i].longName;
- len = strlen(name);
-
- while ((p = strstr(ref,name))) {
- if ((p==ref || p[-1]==' ') &&
- (p[len] == ' ' || p[len] == 0)) {
- snprintf(err_buf, sizeof err_buf,
- "The '%s' option is not supported by this server\n", name);
- return 1;
+ struct poptOption *op;
+ char *cp;
+
+ while (1) {
+ if ((cp = strchr(bp, ' ')) != NULL)
+ *cp= '\0';
+ for (op = long_options; ; op++) {
+ if (!op->longName) {
+ rprintf(FLOG,
+ "Unknown option %s in \"refuse options\" setting\n",
+ bp);
+ break;
+ }
+ if (strcmp(bp, op->longName) == 0) {
+ op->val = (op - long_options)+OPT_REFUSED_BASE;
+ break;
+ }
}
- ref += len;
+ if (!cp)
+ break;
+ *cp = ' ';
+ bp = cp + 1;
}
- return 0;
}
{
int opt;
char *ref = lp_refuse_options(module_id);
+ const char *arg;
poptContext pc;
+ if (ref && *ref)
+ set_refuse_options(ref);
+
/* TODO: Call poptReadDefaultConfig; handle errors. */
/* The context leaks in case of an error, but if there's a
pc = poptGetContext(RSYNC_NAME, *argc, *argv, long_options, 0);
while ((opt = poptGetNextOpt(pc)) != -1) {
- if (ref && check_refuse_options(ref, opt))
- return 0;
-
/* most options are handled automatically by popt;
* only special cases are returned and listed here. */
break;
case OPT_EXCLUDE_FROM:
- add_exclude_file(&exclude_list, poptGetOptArg(pc),
+ arg = poptGetOptArg(pc);
+ if (sanitize_paths)
+ arg = alloc_sanitize_path(arg, curr_dir);
+ add_exclude_file(&exclude_list, arg,
MISSING_FATAL, ADD_EXCLUDE);
break;
case OPT_INCLUDE_FROM:
- add_exclude_file(&exclude_list, poptGetOptArg(pc),
+ arg = poptGetOptArg(pc);
+ if (sanitize_paths)
+ arg = alloc_sanitize_path(arg, curr_dir);
+ add_exclude_file(&exclude_list, arg,
MISSING_FATAL, ADD_INCLUDE);
break;
case OPT_LINK_DEST:
#if HAVE_LINK
- compare_dest = (char *)poptGetOptArg(pc);
link_dest = 1;
break;
#else
return 0;
#endif
-
default:
- snprintf(err_buf, sizeof err_buf,
- "%s%s: %s\n",
- am_server ? "on remote machine: " : "",
- poptBadOption(pc, POPT_BADOPTION_NOALIAS),
- poptStrerror(opt));
+ /* A large opt value means that set_refuse_options()
+ * turned this option off (opt-BASE is its index). */
+ if (opt >= OPT_REFUSED_BASE) {
+ struct poptOption *op =
+ &long_options[opt-OPT_REFUSED_BASE];
+ int n = snprintf(err_buf, sizeof err_buf,
+ "This server does not support --%s\n",
+ op->longName) - 1;
+ if (op->shortName) {
+ snprintf(err_buf+n, sizeof err_buf-n,
+ " (-%c)\n", op->shortName);
+ }
+ } else {
+ snprintf(err_buf, sizeof err_buf,
+ "%s%s: %s\n",
+ am_server ? "on remote machine: " : "",
+ poptBadOption(pc, POPT_BADOPTION_NOALIAS),
+ poptStrerror(opt));
+ }
return 0;
}
}
if (relative_paths < 0)
relative_paths = files_from? 1 : 0;
+ *argv = poptGetArgs(pc);
+ if (*argv)
+ *argc = count_args(*argv);
+ else
+ *argc = 0;
+
+ if (sanitize_paths) {
+ int i;
+ for (i = *argc; i-- > 0; )
+ (*argv)[i] = alloc_sanitize_path((*argv)[i], NULL);
+ if (tmpdir)
+ tmpdir = alloc_sanitize_path(tmpdir, curr_dir);
+ if (compare_dest)
+ compare_dest = alloc_sanitize_path(compare_dest, curr_dir);
+ if (backup_dir)
+ backup_dir = alloc_sanitize_path(backup_dir, curr_dir);
+ if (files_from)
+ files_from = alloc_sanitize_path(files_from, curr_dir);
+ }
+
+ if (daemon_opt) {
+ daemon_opt = 0;
+ am_daemon = 1;
+ return 1;
+ }
+
if (!backup_suffix)
- backup_suffix = backup_dir? "" : BACKUP_SUFFIX;
+ backup_suffix = backup_dir ? "" : BACKUP_SUFFIX;
backup_suffix_len = strlen(backup_suffix);
if (strchr(backup_suffix, '/') != NULL) {
rprintf(FERROR, "--suffix cannot contain slashes: %s\n",
backup_suffix);
exit_cleanup(RERR_SYNTAX);
}
- if (backup_dir)
- backup_dir_len = strlen(backup_dir);
- else if (!backup_suffix_len) {
+ if (backup_dir) {
+ backup_dir_len = strlcpy(backup_dir_buf, backup_dir, sizeof backup_dir_buf);
+ backup_dir_remainder = sizeof backup_dir_buf - backup_dir_len;
+ if (backup_dir_remainder < 32) {
+ rprintf(FERROR, "the --backup-dir path is WAY too long.\n");
+ exit_cleanup(RERR_SYNTAX);
+ }
+ if (backup_dir_buf[backup_dir_len - 1] != '/') {
+ backup_dir_buf[backup_dir_len++] = '/';
+ backup_dir_buf[backup_dir_len] = '\0';
+ }
+ if (verbose > 1 && !am_sender)
+ rprintf(FINFO, "backup_dir is %s\n", backup_dir_buf);
+ } else if (!backup_suffix_len && (!am_server || !am_sender)) {
rprintf(FERROR,
"--suffix cannot be a null string without --backup-dir\n");
exit_cleanup(RERR_SYNTAX);
if (do_progress && !verbose)
verbose = 1;
- *argv = poptGetArgs(pc);
- if (*argv)
- *argc = count_args(*argv);
- else
- *argc = 0;
-
if (files_from) {
char *colon;
- if (*argc != 2) {
+ if (*argc != 2 && !(am_server && am_sender && *argc == 1)) {
usage(FERROR);
exit_cleanup(RERR_SYNTAX);
}
exit_cleanup(RERR_SYNTAX);
}
} else {
- extern int sanitize_paths;
- if (sanitize_paths) {
- files_from = strdup(files_from);
- sanitize_path(files_from, NULL);
- }
filesfrom_fd = open(files_from, O_RDONLY|O_BINARY);
if (filesfrom_fd < 0) {
rsyserr(FERROR, errno,
}
}
- if (daemon_opt)
- am_daemon = 1;
-
return 1;
}