.. LINENO 2

.. SPDX-License-Identifier: GPL-2.0
.. NOTE: This document was auto-generated.


.. _netlink-rt-rule:


========================================
Family ``rt-rule`` netlink specification
========================================


.. contents:: :depth: 3


-------
Summary
-------


FIB rule management over rtnetlink.

----------
Operations
----------


.. LINENO 184

.. _rt-rule-operation-newrule:

newrule
=======
Add new FIB rule

:attribute-set: :ref:`rt-rule-attribute-set-fib-rule-attrs`
:do:
.. LINENO 188

    **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``]



.. LINENO 210

.. _rt-rule-operation-newrule-ntf:

newrule-ntf
===========
Notify a rule creation

:value: 32
:notify: getrule


.. LINENO 215

.. _rt-rule-operation-delrule:

delrule
=======
Remove an existing FIB rule

:attribute-set: :ref:`rt-rule-attribute-set-fib-rule-attrs`
:do:
.. LINENO 219

    **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``]



.. LINENO 223

.. _rt-rule-operation-delrule-ntf:

delrule-ntf
===========
Notify a rule deletion

:value: 33
:notify: getrule


.. LINENO 228

.. _rt-rule-operation-getrule:

getrule
=======
Dump all FIB rules

:attribute-set: :ref:`rt-rule-attribute-set-fib-rule-attrs`
:dump:
.. LINENO 232

    **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``]




----------------
Multicast groups
----------------


- rtnlgrp-ipv4-rule
- rtnlgrp-ipv6-rule

-----------
Definitions
-----------


.. LINENO 12

.. _rt-rule-definition-rtgenmsg:

rtgenmsg
========
:type: struct


:members:
    :family (``u8``): 


.. LINENO 23

.. _rt-rule-definition-fib-rule-hdr:

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``): 


.. LINENO 57

.. _rt-rule-definition-fr-act:

fr-act
======
:type: enum
:enum-name: None


:entries:
    - ``unspec``
    - ``to-tbl``
    - ``goto``
    - ``nop``
    - ``res3``
    - ``res4``
    - ``blackhole``
    - ``unreachable``
    - ``prohibit``


.. LINENO 71

.. _rt-rule-definition-fib-rule-port-range:

fib-rule-port-range
===================
:type: struct


:members:
    :start (``u16``): 
    :end (``u16``): 


.. LINENO 81

.. _rt-rule-definition-fib-rule-uid-range:

fib-rule-uid-range
==================
:type: struct


:members:
    :start (``u32``): 
    :end (``u32``): 



--------------
Attribute sets
--------------


.. _rt-rule-attribute-set-fib-rule-attrs:

fib-rule-attrs
==============
.. LINENO 97

dst (``u32``)
~~~~~~~~~~~~~


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src (``u32``)
~~~~~~~~~~~~~


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iifname (``string``)
~~~~~~~~~~~~~~~~~~~~


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goto (``u32``)
~~~~~~~~~~~~~~


.. LINENO 109

unused2 (``pad``)
~~~~~~~~~~~~~~~~~


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priority (``u32``)
~~~~~~~~~~~~~~~~~~


.. LINENO 115

unused3 (``pad``)
~~~~~~~~~~~~~~~~~


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unused4 (``pad``)
~~~~~~~~~~~~~~~~~


.. LINENO 121

unused5 (``pad``)
~~~~~~~~~~~~~~~~~


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fwmark (``u32``)
~~~~~~~~~~~~~~~~
:display-hint: hex


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flow (``u32``)
~~~~~~~~~~~~~~


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tun-id (``u64``)
~~~~~~~~~~~~~~~~


.. LINENO 134

suppress-ifgroup (``u32``)
~~~~~~~~~~~~~~~~~~~~~~~~~~


.. LINENO 137

suppress-prefixlen (``u32``)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
:display-hint: hex


.. LINENO 141

table (``u32``)
~~~~~~~~~~~~~~~


.. LINENO 144

fwmask (``u32``)
~~~~~~~~~~~~~~~~
:display-hint: hex


.. LINENO 148

oifname (``string``)
~~~~~~~~~~~~~~~~~~~~


.. LINENO 151

pad (``pad``)
~~~~~~~~~~~~~


.. LINENO 154

l3mdev (``u8``)
~~~~~~~~~~~~~~~


.. LINENO 157

uid-range (``binary``)
~~~~~~~~~~~~~~~~~~~~~~
:struct: :ref:`rt-rule-definition-fib-rule-uid-range`


.. LINENO 161

protocol (``u8``)
~~~~~~~~~~~~~~~~~


.. LINENO 164

ip-proto (``u8``)
~~~~~~~~~~~~~~~~~


.. LINENO 167

sport-range (``binary``)
~~~~~~~~~~~~~~~~~~~~~~~~
:struct: :ref:`rt-rule-definition-fib-rule-port-range`


.. LINENO 171

dport-range (``binary``)
~~~~~~~~~~~~~~~~~~~~~~~~
:struct: :ref:`rt-rule-definition-fib-rule-port-range`


.. LINENO 175

dscp (``u8``)
~~~~~~~~~~~~~