Support for modifying PortID TLV

[thirdparty/lldpd.git] / src / daemon / client.c

diff --git a/src/daemon/client.c b/src/daemon/client.c
index dffe605199bb45c424e1a3d5107ec8bc60d1760b..201efff565c3db79c59985f78350cd09bcbf0d61 100644 (file)
--- a/src/daemon/client.c
+++ b/src/daemon/client.c
@@ -42,6 +42,32 @@ client_handle_get_configuration(struct lldpd *cfg, enum hmsg_type *type,
        return output_len;
 }
 
+/* Change the PortID Subtype configuration for all interfaces */
+void
+portid_subtype_update(struct lldpd *cfg)
+{
+       struct lldpd_hardware *hardware;
+       struct interfaces_device_list *interfaces;
+       struct interfaces_address_list *addresses;
+       struct interfaces_device *iface;
+       interfaces = netlink_get_interfaces();
+       addresses = netlink_get_addresses();
+
+       if (interfaces == NULL || addresses == NULL) {
+               log_warnx("interfaces", "cannot update the list of local interfaces");
+               return;
+       }
+        log_debug("interfaces", "portid_subtype_update called....");
+       TAILQ_FOREACH(iface, interfaces, next) {
+               if ((hardware = lldpd_get_hardware(cfg, iface->name,
+                                               iface->index,NULL)) == NULL)
+                       continue;
+
+                /* do some port->p_id and port->p_descr settings so we get updates */
+               interfaces_helper_port_name_desc(cfg, hardware, iface);
+       }
+}
+
 /* Change the global configuration */
 static int
 client_handle_set_configuration(struct lldpd *cfg, enum hmsg_type *type,
@@ -75,6 +101,14 @@ client_handle_set_configuration(struct lldpd *cfg, enum hmsg_type *type,
                log_debug("rpc", "client asked for immediate retransmission");
                levent_send_now(cfg);
        }
+       if (config->c_lldp_portid_type > LLDP_PORTID_SUBTYPE_UNKNOWN &&
+            config->c_lldp_portid_type <= LLDP_PORTID_SUBTYPE_MAX) {
+            log_debug("rpc", "change lldp portid tlv subtype to %d",
+                      config->c_lldp_portid_type);
+            cfg->g_config.c_lldp_portid_type = config->c_lldp_portid_type;
+            /* update the interfaces since our portid type has changed */
+            portid_subtype_update(cfg);
+       }
        /* Pause/resume */
        if (config->c_paused != cfg->g_config.c_paused) {
                log_debug("rpc", "client asked to %s lldpd",