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--- helper.c 2007/08/10 18:37:27 1.24
+++ helper.c 2008/03/08 18:57:48 1.25
@@ -26,6 +26,11 @@
#endif
#endif
+#ifdef RSYNC_COMPAT
+#define RSYNC_ARG_SERVER 0x01
+#define RSYNC_ARG_EXECUTE 0x02
+#endif
+
#define MAX(x,y) ( ( x > y ) ? x : y )
#define MIN(x,y) ( ( x < y ) ? x : y )
@@ -164,6 +169,13 @@
int ch;
int ac=0;
int longopt_index = 0;
+#ifdef RSYNC_COMPAT
+ /*
+ * bitwise flag: 0x01 = server, 0x02 = -e.
+ * Thus 0x03 is allowed and 0x01 is allowed, but 0x02 is not allowed
+ */
+ int rsync_flags = 0;
+#endif /* RSYNC_COMPAT */
while (cmdarg != NULL)
{
@@ -182,7 +194,7 @@
*/
if (1 == cmdarg->getoptflag)
{
- debug(LOG_DEBUG, "Using getopt processing for cmd %s\n (%s)", cmdarg->name, logstamp());
+ debug(LOG_DEBUG, "Using getopt processing for cmd%s\n (%s)", cmdarg->name, logstamp());
/*
* first count the arguments in the vector
*/
@@ -207,7 +219,7 @@
* otherwise, try a glibc-style reset of the global getopt vars
*/
optind=0;
-#endif
+#endif /* HAVE_OPTRESET */
/*
* tell getopt to only be strict if the 'opts' is well defined
*/
@@ -216,6 +228,18 @@
debug(LOG_DEBUG, "getopt processing returned '%c' (%s)", ch, logstamp());
+#ifdef RSYNC_COMPAT
+ if (exact_match(cmdarg->name, PROG_RSYNC) && (ch == 's' || ch == 'e')) {
+ if (ch == 's')
+ rsync_flags |= RSYNC_ARG_SERVER;
+ else
+ /* -e */
+ rsync_flags |= RSYNC_ARG_EXECUTE;
+ debug(LOG_DEBUG, "rsync_flags are now set to: %0x", rsync_flags);
+ }
+ else
+#endif /* RSYNC_COMPAT */
+
/* if the character is found in badarg, then it's not a permitted option */
if (cmdarg->badarg != NULL && (strchr(cmdarg->badarg, ch) != NULL))
{
@@ -230,14 +254,23 @@
return 1;
}
}
-#elif
+#ifdef RSYNC_COMPAT
+ /* it's not safe if the execute flag was set and server was not set */
+ if ((rsync_flags & RSYNC_ARG_EXECUTE) != 0 && (rsync_flags & RSYNC_ARG_SERVER) == 0) {
+ syslog(LOG_ERR, "option 'e' is not allowed unless '--server' is also set with cmd %s (%s)",
+ PROG_RSYNC, logstamp());
+ return 1;
+ }
+#endif /* RSYNC_COMPAT */
+
+#elif /* HAVE_GETOPT */
/*
* make sure that processing doesn't continue if we can't validate a rsync check
* and if the getopt flag is set.
*/
syslog(LOG_ERR, "a getopt() argument check could not be performed for %s, recompile scponly without support for %s or rebuild scponly with getopt", av[0], av[0]);
return 1;
-#endif
+#endif /* HAVE_GETOPT */
}
else
/*
|