isisd: implement sighup handler

Signed-off-by: Emanuele Di Pascale <emanuele@voltanet.io>

diff --git a/isisd/isis_main.c b/isisd/isis_main.c
index 40c483a0dbc05330298a5dead4ca980a205759ab..9126e40d4233a0fd0d1dbbe47975cbc929812ecd 100644 (file)
--- a/isisd/isis_main.c
+++ b/isisd/isis_main.c
@@ -107,12 +107,23 @@ static __attribute__((__noreturn__)) void terminate(int i)
 /*
  * Signal handlers
  */
-
+#ifdef FABRICD
 void sighup(void)
 {
-       zlog_notice("SIGHUP/reload is not implemented for isisd");
+       zlog_notice("SIGHUP/reload is not implemented for fabricd");
        return;
 }
+#else
+static struct frr_daemon_info isisd_di;
+void sighup(void)
+{
+       zlog_info("SIGHUP received");
+
+       /* Reload config file. */
+       vty_read_config(NULL, isisd_di.config_file, config_default);
+}
+
+#endif
 
 __attribute__((__noreturn__)) void sigint(void)
 {