netlink/nl/syscall.go
ISHIDA Wataru fe3b5664d2 support MPLS
$ ip -M route add 100 dev eth0
$ ip -M route add 100 as to 200/300 dev eth0
$ ip -M route add 100 nexthop dev eth0 as to 200 \
                      nexthop dev eth1 as to 300
$ ip route add 10.10.0.0/24 encap mpls 200/300 dev eth0
$ ip route add 10.0.0.0/24 nexthop encap mpls 200 dev eth0 \
                           nexthop encap mpls 300 dev eth1

Signed-off-by: ISHIDA Wataru <ishida.wataru@lab.ntt.co.jp>
2017-02-20 12:07:19 -08:00

69 lines
1.4 KiB
Go

package nl
// syscall package lack of rule atributes type.
// Thus there are defined below
const (
FRA_UNSPEC = iota
FRA_DST /* destination address */
FRA_SRC /* source address */
FRA_IIFNAME /* interface name */
FRA_GOTO /* target to jump to (FR_ACT_GOTO) */
FRA_UNUSED2
FRA_PRIORITY /* priority/preference */
FRA_UNUSED3
FRA_UNUSED4
FRA_UNUSED5
FRA_FWMARK /* mark */
FRA_FLOW /* flow/class id */
FRA_TUN_ID
FRA_SUPPRESS_IFGROUP
FRA_SUPPRESS_PREFIXLEN
FRA_TABLE /* Extended table id */
FRA_FWMASK /* mask for netfilter mark */
FRA_OIFNAME
)
// ip rule netlink request types
const (
FR_ACT_UNSPEC = iota
FR_ACT_TO_TBL /* Pass to fixed table */
FR_ACT_GOTO /* Jump to another rule */
FR_ACT_NOP /* No operation */
FR_ACT_RES3
FR_ACT_RES4
FR_ACT_BLACKHOLE /* Drop without notification */
FR_ACT_UNREACHABLE /* Drop with ENETUNREACH */
FR_ACT_PROHIBIT /* Drop with EACCES */
)
// socket diags related
const (
SOCK_DIAG_BY_FAMILY = 20 /* linux.sock_diag.h */
TCPDIAG_NOCOOKIE = 0xFFFFFFFF /* TCPDIAG_NOCOOKIE in net/ipv4/tcp_diag.h*/
)
const (
AF_MPLS = 28
)
const (
RTA_NEWDST = 0x13
RTA_ENCAP_TYPE = 0x15
RTA_ENCAP = 0x16
)
// RTA_ENCAP subtype
const (
MPLS_IPTUNNEL_UNSPEC = iota
MPLS_IPTUNNEL_DST
)
// light weight tunnel encap types
const (
LWTUNNEL_ENCAP_NONE = iota
LWTUNNEL_ENCAP_MPLS
LWTUNNEL_ENCAP_IP
LWTUNNEL_ENCAP_ILA
LWTUNNEL_ENCAP_IP6
)