-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2014 Susant Sahani <susant@redhat.com>
-
- 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 "sd-rtnl.h"
-#include "networkd-netdev-vxlan.h"
-#include "networkd-link.h"
-#include "conf-parser.h"
-#include "missing.h"
-
-static int netdev_vxlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
- VxLan *v = VXLAN(netdev);
- int r;
-
- assert(netdev);
- assert(v);
- assert(link);
- assert(m);
-
-
- if (v->id <= VXLAN_VID_MAX) {
- r = sd_rtnl_message_append_u32(m, IFLA_VXLAN_ID, v->id);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_ID attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- r = sd_rtnl_message_append_in_addr(m, IFLA_VXLAN_GROUP, &v->group.in);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_GROUP attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_append_u32(m, IFLA_VXLAN_LINK, link->ifindex);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_LINK attribute: %s",
- strerror(-r));
- return r;
- }
-
- if(v->ttl) {
- r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_TTL, v->ttl);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_TTL attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- if(v->tos) {
- r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_TOS, v->tos);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_TOS attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_LEARNING, v->learning);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_LEARNING attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_RSC, v->route_short_circuit);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_RSC attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_PROXY, v->arp_proxy);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_PROXY attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_L2MISS, v->l2miss);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_L2MISS attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_L3MISS, v->l3miss);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_L3MISS attribute: %s",
- strerror(-r));
- return r;
- }
-
- if(v->fdb_ageing) {
- r = sd_rtnl_message_append_u32(m, IFLA_VXLAN_AGEING, v->fdb_ageing / USEC_PER_SEC);
- if (r < 0) {
- log_netdev_error(netdev,
- "Could not append IFLA_VXLAN_AGEING attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- return r;
-}
-
-int config_parse_vxlan_group_address(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
- VxLan *v = userdata;
- union in_addr_union *addr = data, buffer;
- int r, f;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = in_addr_from_string_auto(rvalue, &f, &buffer);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "vxlan multicast group address is invalid, ignoring assignment: %s", rvalue);
- return 0;
- }
-
- if(v->family != AF_UNSPEC && v->family != f) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "vxlan multicast group incompatible, ignoring assignment: %s", rvalue);
- return 0;
- }
-
- v->family = f;
- *addr = buffer;
-
- return 0;
-}
-
-static int netdev_vxlan_verify(NetDev *netdev, const char *filename) {
- VxLan *v = VXLAN(netdev);
-
- assert(netdev);
- assert(v);
- assert(filename);
-
- if (v->id > VXLAN_VID_MAX) {
- log_warning("VXLAN without valid Id configured in %s. Ignoring", filename);
- return -EINVAL;
- }
-
- return 0;
-}
-
-static void vxlan_init(NetDev *netdev) {
- VxLan *v = VXLAN(netdev);
-
- assert(netdev);
- assert(v);
-
- v->id = VXLAN_VID_MAX + 1;
- v->learning = true;
-}
-
-const NetDevVTable vxlan_vtable = {
- .object_size = sizeof(VxLan),
- .init = vxlan_init,
- .sections = "Match\0NetDev\0VXLAN\0",
- .fill_message_create = netdev_vxlan_fill_message_create,
- .create_type = NETDEV_CREATE_STACKED,
- .config_verify = netdev_vxlan_verify,
-};
~ianmdlvl / elogind.git / blobdiff