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Diffstat (limited to 'src/network/networkd-netdev-vlan.c')
-rw-r--r--src/network/networkd-netdev-vlan.c133
1 files changed, 133 insertions, 0 deletions
diff --git a/src/network/networkd-netdev-vlan.c b/src/network/networkd-netdev-vlan.c
new file mode 100644
index 0000000000..20d0fd5e49
--- /dev/null
+++ b/src/network/networkd-netdev-vlan.c
@@ -0,0 +1,133 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <net/if.h>
+
+#include "networkd-netdev-vlan.h"
+#include "network-internal.h"
+#include "list.h"
+
+static int netdev_vlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *req) {
+ int r;
+
+ assert(netdev);
+ assert(netdev->ifname);
+ assert(netdev->kind == NETDEV_KIND_VLAN);
+ assert(link);
+ assert(req);
+
+ r = sd_rtnl_message_append_u32(req, IFLA_LINK, link->ifindex);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_LINK attribute: %s",
+ strerror(-r));
+ return r;
+ }
+
+ r = sd_rtnl_message_append_string(req, IFLA_IFNAME, netdev->ifname);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_IFNAME attribute: %s",
+ strerror(-r));
+ return r;
+ }
+
+ if (netdev->mtu) {
+ r = sd_rtnl_message_append_u32(req, IFLA_MTU, netdev->mtu);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_MTU attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+
+ if (netdev->mac) {
+ r = sd_rtnl_message_append_ether_addr(req, IFLA_ADDRESS, netdev->mac);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Colud not append IFLA_ADDRESS attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+
+ r = sd_rtnl_message_open_container(req, IFLA_LINKINFO);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not open IFLA_LINKINFO container: %s",
+ strerror(-r));
+ return r;
+ }
+
+ r = sd_rtnl_message_open_container_union(req, IFLA_INFO_DATA, "vlan");
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not open IFLA_INFO_DATA container: %s",
+ strerror(-r));
+ return r;
+ }
+
+ if (netdev->vlanid <= VLANID_MAX) {
+ r = sd_rtnl_message_append_u16(req, IFLA_VLAN_ID, netdev->vlanid);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_VLAN_ID attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+
+ r = sd_rtnl_message_close_container(req);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not close IFLA_INFO_DATA container %s",
+ strerror(-r));
+ return r;
+ }
+
+ r = sd_rtnl_message_close_container(req);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not close IFLA_LINKINFO container %s",
+ strerror(-r));
+ return r;
+ }
+
+ return 0;
+}
+
+static int netdev_vlan_verify(NetDev *netdev, const char *filename) {
+ assert(netdev);
+ assert(filename);
+
+ if (netdev->vlanid > VLANID_MAX) {
+ log_warning("VLAN without valid Id configured in %s. Ignoring", filename);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+const NetDevVTable vlan_vtable = {
+ .fill_message_create_on_link = netdev_vlan_fill_message_create,
+ .config_verify = netdev_vlan_verify,
+};