#include <sys/socket.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
+#include <linux/can/netlink.h>
#include <linux/in6.h>
#include <linux/veth.h>
#include <linux/if_bridge.h>
[NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = "vti6",
[NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = "ip6tnl",
[NL_UNION_LINK_INFO_DATA_VRF] = "vrf",
+ [NL_UNION_LINK_INFO_DATA_VCAN] = "vcan",
};
DEFINE_STRING_TABLE_LOOKUP(nl_union_link_info_data, NLUnionLinkInfoData);
static const NLTypeSystem rtnl_link_info_data_type_systems[] = {
- [NL_UNION_LINK_INFO_DATA_BOND] = { .count = ELEMENTSOF(rtnl_link_info_data_bond_types),
- .types = rtnl_link_info_data_bond_types },
- [NL_UNION_LINK_INFO_DATA_BRIDGE] = { .count = ELEMENTSOF(rtnl_link_info_data_bridge_types),
- .types = rtnl_link_info_data_bridge_types },
- [NL_UNION_LINK_INFO_DATA_VLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vlan_types),
- .types = rtnl_link_info_data_vlan_types },
- [NL_UNION_LINK_INFO_DATA_VETH] = { .count = ELEMENTSOF(rtnl_link_info_data_veth_types),
- .types = rtnl_link_info_data_veth_types },
- [NL_UNION_LINK_INFO_DATA_MACVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types),
- .types = rtnl_link_info_data_macvlan_types },
- [NL_UNION_LINK_INFO_DATA_MACVTAP] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types),
- .types = rtnl_link_info_data_macvlan_types },
- [NL_UNION_LINK_INFO_DATA_IPVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvlan_types),
- .types = rtnl_link_info_data_ipvlan_types },
- [NL_UNION_LINK_INFO_DATA_VXLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vxlan_types),
- .types = rtnl_link_info_data_vxlan_types },
- [NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types),
- .types = rtnl_link_info_data_iptun_types },
- [NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
- .types = rtnl_link_info_data_ipgre_types },
+ [NL_UNION_LINK_INFO_DATA_BOND] = { .count = ELEMENTSOF(rtnl_link_info_data_bond_types),
+ .types = rtnl_link_info_data_bond_types },
+ [NL_UNION_LINK_INFO_DATA_BRIDGE] = { .count = ELEMENTSOF(rtnl_link_info_data_bridge_types),
+ .types = rtnl_link_info_data_bridge_types },
+ [NL_UNION_LINK_INFO_DATA_VLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vlan_types),
+ .types = rtnl_link_info_data_vlan_types },
+ [NL_UNION_LINK_INFO_DATA_VETH] = { .count = ELEMENTSOF(rtnl_link_info_data_veth_types),
+ .types = rtnl_link_info_data_veth_types },
+ [NL_UNION_LINK_INFO_DATA_MACVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types),
+ .types = rtnl_link_info_data_macvlan_types },
+ [NL_UNION_LINK_INFO_DATA_MACVTAP] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types),
+ .types = rtnl_link_info_data_macvlan_types },
+ [NL_UNION_LINK_INFO_DATA_IPVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvlan_types),
+ .types = rtnl_link_info_data_ipvlan_types },
+ [NL_UNION_LINK_INFO_DATA_VXLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vxlan_types),
+ .types = rtnl_link_info_data_vxlan_types },
+ [NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types),
+ .types = rtnl_link_info_data_iptun_types },
+ [NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
+ .types = rtnl_link_info_data_ipgre_types },
[NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
- .types = rtnl_link_info_data_ipgre_types },
- [NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
- .types = rtnl_link_info_data_ipgre_types },
- [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
- .types = rtnl_link_info_data_ipgre_types },
- [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types),
- .types = rtnl_link_info_data_iptun_types },
- [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types),
- .types = rtnl_link_info_data_ipvti_types },
- [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types),
- .types = rtnl_link_info_data_ipvti_types },
- [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ip6tnl_types),
- .types = rtnl_link_info_data_ip6tnl_types },
-
- [NL_UNION_LINK_INFO_DATA_VRF] = { .count = ELEMENTSOF(rtnl_link_info_data_vrf_types),
- .types = rtnl_link_info_data_vrf_types },
-
+ .types = rtnl_link_info_data_ipgre_types },
+ [NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
+ .types = rtnl_link_info_data_ipgre_types },
+ [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
+ .types = rtnl_link_info_data_ipgre_types },
+ [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types),
+ .types = rtnl_link_info_data_iptun_types },
+ [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types),
+ .types = rtnl_link_info_data_ipvti_types },
+ [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types),
+ .types = rtnl_link_info_data_ipvti_types },
+ [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ip6tnl_types),
+ .types = rtnl_link_info_data_ip6tnl_types },
+ [NL_UNION_LINK_INFO_DATA_VRF] = { .count = ELEMENTSOF(rtnl_link_info_data_vrf_types),
+ .types = rtnl_link_info_data_vrf_types },
};
static const NLTypeSystemUnion rtnl_link_info_data_type_system_union = {
return 0;
}
+static int link_up_can(Link *link) {
+ _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL;
+ int r;
+
+ assert(link);
+
+ log_link_debug(link, "Bringing CAN link up");
+
+ r = sd_rtnl_message_new_link(link->manager->rtnl, &req, RTM_SETLINK, link->ifindex);
+ if (r < 0)
+ return log_link_error_errno(link, r, "Could not allocate RTM_SETLINK message: %m");
+
+ r = sd_rtnl_message_link_set_flags(req, IFF_UP, IFF_UP);
+ if (r < 0)
+ return log_link_error_errno(link, r, "Could not set link flags: %m");
+
+ r = sd_netlink_call_async(link->manager->rtnl, req, link_up_handler, link, 0, NULL);
+ if (r < 0)
+ return log_link_error_errno(link, r, "Could not send rtnetlink message: %m");
+
+ link_ref(link);
+
+ return 0;
+}
+
static int link_handle_bound_to_list(Link *link) {
Link *l;
Iterator i;
assert(link->network);
assert(link->state == LINK_STATE_PENDING);
+ if (streq_ptr(link->kind, "vcan")) {
+
+ if (!(link->flags & IFF_UP)) {
+ r = link_up_can(link);
+ if (r < 0) {
+ link_enter_failed(link);
+ return r;
+ }
+ }
+
+ return 0;
+ }
+
/* Drop foreign config, but ignore loopback or critical devices.
* We do not want to remove loopback address or addresses used for root NFS. */
if (!(link->flags & IFF_LOOPBACK) && !(link->network->dhcp_critical)) {