rsync 3.0.0 apparently crashing when running a single-use "daemon" server process

Wayne Davison wayned at samba.org
Tue Mar 4 02:35:48 GMT 2008


On Mon, Mar 03, 2008 at 01:50:28PM -0800, Wayne Davison wrote:
> I'll fix the NULL and look to get a test for this added.

The git repository has both the fix and the extended test.

Attached is just the NULL-pointer fix.

Thanks for your help!

..wayne..
-------------- next part --------------
--- a/clientserver.c
+++ b/clientserver.c
@@ -864,6 +864,17 @@ static void send_listing(int fd)
 		io_printf(fd,"@RSYNCD: EXIT\n");
 }
 
+static int load_config(int globals_only)
+{
+	if (!config_file) {
+		if (am_server && am_root <= 0)
+			config_file = RSYNCD_USERCONF;
+		else
+			config_file = RSYNCD_SYSCONF;
+	}
+	return lp_load(config_file, globals_only);
+}
+
 /* this is called when a connection is established to a client
    and we want to start talking. The setup of the system is done from
    here */
@@ -879,7 +890,7 @@ int start_daemon(int f_in, int f_out)
 	 * might cause log-file output to occur.  This ensures that the
 	 * "log file" param gets honored for the 2 non-forked use-cases
 	 * (when rsync is run by init and run by a remote shell). */
-	if (!lp_load(config_file, 0))
+	if (!load_config(0))
 		exit_cleanup(RERR_SYNTAX);
 
 	addr = client_addr(f_in);
@@ -988,13 +999,6 @@ static void become_daemon(void)
 
 int daemon_main(void)
 {
-	if (!config_file) {
-		if (am_server && am_root <= 0)
-			config_file = RSYNCD_USERCONF;
-		else
-			config_file = RSYNCD_SYSCONF;
-	}
-
 	if (is_a_socket(STDIN_FILENO)) {
 		int i;
 
@@ -1009,7 +1013,7 @@ int daemon_main(void)
 		return start_daemon(STDIN_FILENO, STDIN_FILENO);
 	}
 
-	if (!lp_load(config_file, 1)) {
+	if (!load_config(1)) {
 		fprintf(stderr, "Failed to parse config file: %s\n", config_file);
 		exit_cleanup(RERR_SYNTAX);
 	}


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