Family `rt-rule` netlink specification ¶

Summary ¶

FIB rule management over rtnetlink.

Operations ¶

newrule ¶

Add new FIB rule

attribute-set:

do:

request

attributes:: [iifname, oifname, priority, fwmark, flow, tun-id, fwmask, table, suppress-prefixlen, suppress-ifgroup, goto, l3mdev, uid-range, protocol, ip-proto, sport-range, dport-range, dscp, flowlabel, flowlabel-mask]

newrule-ntf ¶

Notify a rule creation

value:: 32
notify:: newrule

delrule ¶

Remove an existing FIB rule

attribute-set:

do:

request

attributes:: [iifname, oifname, priority, fwmark, flow, tun-id, fwmask, table, suppress-prefixlen, suppress-ifgroup, goto, l3mdev, uid-range, protocol, ip-proto, sport-range, dport-range, dscp, flowlabel, flowlabel-mask]

delrule-ntf ¶

Notify a rule deletion

value:: 33
notify:: delrule

getrule ¶

Dump all FIB rules

attribute-set:

dump:

request

reply

attributes:: [iifname, oifname, priority, fwmark, flow, tun-id, fwmask, table, suppress-prefixlen, suppress-ifgroup, goto, l3mdev, uid-range, protocol, ip-proto, sport-range, dport-range, dscp, flowlabel, flowlabel-mask]

Multicast groups ¶

rtnlgrp-ipv4-rule
rtnlgrp-ipv6-rule

Definitions ¶

rtgenmsg ¶

type:

struct

members:

family (u8):

fib-rule-hdr ¶

type:

struct

members:

family (u8):
dst-len (u8):
src-len (u8):
tos (u8):
table (u8):
res1 (pad):
res2 (pad):
action (u8):
flags (u32):

fr-act ¶

type:

enum

entries:

unspec
to-tbl
goto
nop
res3
res4
blackhole
unreachable
prohibit

fib-rule-port-range ¶

type:

struct

members:

start (u16):
end (u16):

fib-rule-uid-range ¶

type:

struct

members:

start (u32):
end (u32):

Attribute sets ¶

fib-rule-attrs ¶

dst (`u32`)¶

src (`u32`)¶

iifname (`string`)¶

goto (`u32`)¶

unused2 (`pad`)¶

priority (`u32`)¶

unused3 (`pad`)¶

unused4 (`pad`)¶

unused5 (`pad`)¶

fwmark (`u32`)¶

display-hint:: hex

flow (`u32`)¶

tun-id (`u64`)¶

suppress-ifgroup (`u32`)¶

suppress-prefixlen (`u32`)¶

display-hint:: hex

table (`u32`)¶

fwmask (`u32`)¶

display-hint:: hex

oifname (`string`)¶

pad (`pad`)¶

l3mdev (`u8`)¶

uid-range (`binary`)¶

struct:: fib-rule-uid-range

protocol (`u8`)¶

ip-proto (`u8`)¶

sport-range (`binary`)¶

struct:: fib-rule-port-range

dport-range (`binary`)¶

struct:: fib-rule-port-range

dscp (`u8`)¶

flowlabel (`u32`)¶

byte-order:: big-endian
display-hint:: hex

flowlabel-mask (`u32`)¶

byte-order:: big-endian
display-hint:: hex