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Family rt-addr netlink specification¶

Contents

  • Family rt-addr netlink specification

    • Summary

    • Operations

      • newaddr

      • deladdr

      • getaddr

    • Multicast groups

    • Definitions

      • ifaddrmsg

      • ifa-cacheinfo

      • ifa-flags

    • Attribute sets

      • addr-attrs

        • ifa-address (binary)

        • ifa-local (binary)

        • ifa-label (string)

        • ifa-broadcast (binary)

        • ifa-anycast (binary)

        • ifa-cacheinfo (binary)

        • ifa-multicast (binary)

        • ifa-flags (u32)

        • ifa-rt-priority (u32)

        • ifa-target-netnsid (binary)

        • ifa-proto (u8)

Summary¶

Address configuration over rtnetlink.

Operations¶

newaddr¶

Add new address

attribute-set

addr-attrs

do
request
attributes

[ifa-family, ifa-flags, ifa-prefixlen, ifa-scope, ifa-index, ifa-address, ifa-label, ifa-local, ifa-cacheinfo]

deladdr¶

Remove address

attribute-set

addr-attrs

do
request
attributes

[ifa-family, ifa-flags, ifa-prefixlen, ifa-scope, ifa-index, ifa-address, ifa-local]

getaddr¶

Dump address information.

attribute-set

addr-attrs

dump
request
attributes

[ifa-index]

reply
attributes

[ifa-family, ifa-flags, ifa-prefixlen, ifa-scope, ifa-index, ifa-address, ifa-label, ifa-local, ifa-cacheinfo]

Multicast groups¶

  • rtnlgrp-ipv4-ifaddr

  • rtnlgrp-ipv6-ifaddr

Definitions¶

ifaddrmsg¶

type

struct

members
ifa-family (u8)

ifa-prefixlen (u8)

ifa-flags (u8)

ifa-scope (u8)

ifa-index (u32)

ifa-cacheinfo¶

type

struct

members
ifa-prefered (u32)

ifa-valid (u32)

cstamp (u32)

tstamp (u32)

ifa-flags¶

type

flags

entries
secondary

nodad

optimistic

dadfailed

homeaddress

deprecated

tentative

permanent

managetempaddr

noprefixroute

mcautojoin

stable-privacy

Attribute sets¶

addr-attrs¶

ifa-address (binary)¶

display-hint

ipv4

ifa-local (binary)¶

display-hint

ipv4

ifa-label (string)¶

ifa-broadcast (binary)¶

display-hint

ipv4

ifa-anycast (binary)¶

ifa-cacheinfo (binary)¶

struct

ifa-cacheinfo

ifa-multicast (binary)¶

ifa-flags (u32)¶

enum

ifa-flags

enum-as-flags

True

ifa-rt-priority (u32)¶

ifa-target-netnsid (binary)¶

ifa-proto (u8)¶

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