static void
interface_event(struct interface *iface, enum interface_event ev)
{
+ struct interface_user *dep, *tmp;
+
+ list_for_each_entry_safe(dep, tmp, &iface->users, list)
+ dep->cb(dep, IFEV_UP);
+
interface_queue_event(iface, ev);
}
static void
-mark_interface_down(struct interface *iface)
+interface_flush_state(struct interface *iface)
{
- vlist_flush_all(&iface->proto_addr);
- vlist_flush_all(&iface->proto_route);
+ interface_ip_flush(&iface->proto_ip);
if (iface->main_dev.dev)
device_release(&iface->main_dev);
+}
+
+static void
+mark_interface_down(struct interface *iface)
+{
+ interface_flush_state(iface);
iface->state = IFS_DOWN;
}
}
return 0;
-
}
-static void
+void
__interface_set_down(struct interface *iface, bool force)
{
interface_clear_errors(iface);
iface->state = IFS_TEARDOWN;
interface_event(iface, IFEV_DOWN);
interface_proto_event(iface->proto, PROTO_CMD_TEARDOWN, force);
+ if (force)
+ interface_flush_state(iface);
}
static void
__interface_set_down(iface, true);
}
+void
+interface_add_user(struct interface_user *dep, struct interface *iface)
+{
+ dep->iface = iface;
+ list_add(&dep->list, &iface->users);
+ if (iface->state == IFS_UP)
+ dep->cb(dep, IFEV_UP);
+}
+
+void
+interface_remove_user(struct interface_user *dep)
+{
+ list_del_init(&dep->list);
+ dep->iface = NULL;
+}
+
static void
interface_claim_device(struct interface *iface)
{
struct device *dev;
- if (iface->proto_handler &&
+ if (iface->ifname && iface->proto_handler &&
!(iface->proto_handler->flags & PROTO_FLAG_NODEV)) {
dev = device_get(iface->ifname, true);
if (dev)
static void
interface_cleanup(struct interface *iface)
{
+ struct interface_user *dep, *tmp;
+
+ list_for_each_entry_safe(dep, tmp, &iface->users, list)
+ interface_remove_user(dep);
+
+ interface_ip_flush(&iface->config_ip);
+ interface_flush_state(iface);
interface_clear_errors(iface);
if (iface->main_dev.dev)
device_remove_user(&iface->main_dev);
+ iface->l3_dev = &iface->main_dev;
interface_set_proto_state(iface, NULL);
}
if (iface->state != IFS_SETUP)
return;
+ interface_ip_set_enabled(&iface->config_ip, true);
+ system_flush_routes();
iface->state = IFS_UP;
iface->start_time = system_get_rtime();
interface_event(iface, IFEV_UP);
+ interface_write_resolv_conf();
+ netifd_log_message(L_NOTICE, "Interface '%s' is now up\n", iface->name);
break;
case IFPEV_DOWN:
if (iface->state == IFS_DOWN)
return;
+ netifd_log_message(L_NOTICE, "Interface '%s' is now down\n", iface->name);
+ interface_ip_set_enabled(&iface->config_ip, false);
+ system_flush_routes();
mark_interface_down(iface);
interface_handle_config_change(iface);
+ if (iface->l3_dev->dev)
+ device_release(iface->l3_dev);
+ if (iface->autostart && iface->available)
+ __interface_set_up(iface);
break;
case IFPEV_LINK_LOST:
if (iface->state != IFS_UP)
return;
+ netifd_log_message(L_NOTICE, "Interface '%s' has lost the connection\n", iface->name);
iface->state = IFS_SETUP;
interface_event(iface, IFEV_DOWN);
break;
strncpy(iface->name, name, sizeof(iface->name) - 1);
INIT_LIST_HEAD(&iface->errors);
+ INIT_LIST_HEAD(&iface->users);
INIT_LIST_HEAD(&iface->hotplug_list);
+ interface_ip_init(&iface->proto_ip, iface);
+ interface_ip_init(&iface->config_ip, iface);
+ iface->config_ip.enabled = false;
iface->main_dev.cb = interface_cb;
iface->l3_dev = &iface->main_dev;
{
iface->autostart = true;
+ if (iface->state != IFS_DOWN)
+ return 0;
+
+ interface_clear_errors(iface);
if (!iface->available) {
interface_add_error(iface, "interface", "NO_DEVICE", NULL, 0);
return -1;
}
- if (iface->state != IFS_DOWN)
- return 0;
-
return __interface_set_up(iface);
}
__interface_set_down(iface, false);
}
+void
+interface_update_start(struct interface *iface)
+{
+ interface_ip_update_start(&iface->proto_ip);
+}
+
+void
+interface_update_complete(struct interface *iface)
+{
+ struct device_route *route;
+
+ interface_ip_update_complete(&iface->proto_ip);
+ vlist_for_each_element(&iface->config_ip.route, route, node) {
+ if (iface->l3_dev->dev) {
+ system_add_route(iface->l3_dev->dev, route);
+ route->enabled = true;
+ }
+ }
+}
+
static void
interface_change_config(struct interface *if_old, struct interface *if_new)
{
D(INTERFACE, "Create interface '%s'\n", if_new->name);
interface_claim_device(if_new);
proto_init_interface(if_new, if_new->config);
- interface_ip_init(if_new);
netifd_ubus_add_interface(if_new);
}
}