r7961: randomize reloading so that smbds do not pverload cupsd

by reloading printers all at the same time.
						sss

1 files changed, 10 insertions, 0 deletions

diff --git a/source/smbd/process.c b/source/smbd/process.c
index 1ec176bd088..c4c1debbf38 100644
--- a/source/smbd/process.c
+++ b/source/smbd/process.c
@@ -1299,6 +1299,7 @@ static int setup_select_timeout(void)
 
 void check_reload(int t)
 {
+	static pid_t mypid = 0;
 	static time_t last_smb_conf_reload_time = 0;
 	static time_t last_printer_reload_time = 0;
 	time_t printcap_cache_time = (time_t)lp_printcap_cache_time();
@@ -1314,6 +1315,15 @@ void check_reload(int t)
 			last_printer_reload_time = t;
 	}
 
+	if (mypid != getpid()) { /* First time or fork happened meanwhile */
+		/* randomize over 60 second the printcap reload to avoid all
+		 * process hitting cupsd at the same time */
+		int time_range = 60;
+
+		last_printer_reload_time += random() % time_range;
+		mypid = getpid();
+	}
+
 	if (reload_after_sighup || (t >= last_smb_conf_reload_time+SMBD_RELOAD_CHECK)) {
 		reload_services(True);
 		reload_after_sighup = False;