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netlink: specs: Add a spec for FIB rule management
Add a YNL spec for FIB rules:
./tools/net/ynl/cli.py \
--spec Documentation/netlink/specs/rt_rule.yaml \
--dump getrule --json '{"family": 2}'
[{'action': 'to-tbl',
'dst-len': 0,
'family': 2,
'flags': 0,
'protocol': 2,
'src-len': 0,
'suppress-prefixlen': '0xffffffff',
'table': 255,
'tos': 0},
... ]
Acked-by: Stanislav Fomichev <sdf@fomichev.me>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Donald Hunter <donald.hunter@gmail.com>
Link: https://patch.msgid.link/20241106090718.64713-3-donald.hunter@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>- Loading branch information
Donald Hunter
authored and
Jakub Kicinski
committed
Nov 8, 2024
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,242 @@ | ||
| # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) | ||
|
|
||
| name: rt-rule | ||
| protocol: netlink-raw | ||
| protonum: 0 | ||
|
|
||
| doc: | ||
| FIB rule management over rtnetlink. | ||
|
|
||
| definitions: | ||
| - | ||
| name: rtgenmsg | ||
| type: struct | ||
| members: | ||
| - | ||
| name: family | ||
| type: u8 | ||
| - | ||
| name: pad | ||
| type: pad | ||
| len: 3 | ||
| - | ||
| name: fib-rule-hdr | ||
| type: struct | ||
| members: | ||
| - | ||
| name: family | ||
| type: u8 | ||
| - | ||
| name: dst-len | ||
| type: u8 | ||
| - | ||
| name: src-len | ||
| type: u8 | ||
| - | ||
| name: tos | ||
| type: u8 | ||
| - | ||
| name: table | ||
| type: u8 | ||
| - | ||
| name: res1 | ||
| type: pad | ||
| len: 1 | ||
| - | ||
| name: res2 | ||
| type: pad | ||
| len: 1 | ||
| - | ||
| name: action | ||
| type: u8 | ||
| enum: fr-act | ||
| - | ||
| name: flags | ||
| type: u32 | ||
| - | ||
| name: fr-act | ||
| type: enum | ||
| entries: | ||
| - unspec | ||
| - to-tbl | ||
| - goto | ||
| - nop | ||
| - res3 | ||
| - res4 | ||
| - blackhole | ||
| - unreachable | ||
| - prohibit | ||
| - | ||
| name: fib-rule-port-range | ||
| type: struct | ||
| members: | ||
| - | ||
| name: start | ||
| type: u16 | ||
| - | ||
| name: end | ||
| type: u16 | ||
| - | ||
| name: fib-rule-uid-range | ||
| type: struct | ||
| members: | ||
| - | ||
| name: start | ||
| type: u32 | ||
| - | ||
| name: end | ||
| type: u32 | ||
|
|
||
| attribute-sets: | ||
| - | ||
| name: fib-rule-attrs | ||
| attributes: | ||
| - | ||
| name: dst | ||
| type: u32 | ||
| - | ||
| name: src | ||
| type: u32 | ||
| - | ||
| name: iifname | ||
| type: string | ||
| - | ||
| name: goto | ||
| type: u32 | ||
| - | ||
| name: unused2 | ||
| type: pad | ||
| - | ||
| name: priority | ||
| type: u32 | ||
| - | ||
| name: unused3 | ||
| type: pad | ||
| - | ||
| name: unused4 | ||
| type: pad | ||
| - | ||
| name: unused5 | ||
| type: pad | ||
| - | ||
| name: fwmark | ||
| type: u32 | ||
| display-hint: hex | ||
| - | ||
| name: flow | ||
| type: u32 | ||
| - | ||
| name: tun-id | ||
| type: u64 | ||
| - | ||
| name: suppress-ifgroup | ||
| type: u32 | ||
| - | ||
| name: suppress-prefixlen | ||
| type: u32 | ||
| display-hint: hex | ||
| - | ||
| name: table | ||
| type: u32 | ||
| - | ||
| name: fwmask | ||
| type: u32 | ||
| display-hint: hex | ||
| - | ||
| name: oifname | ||
| type: string | ||
| - | ||
| name: pad | ||
| type: pad | ||
| - | ||
| name: l3mdev | ||
| type: u8 | ||
| - | ||
| name: uid-range | ||
| type: binary | ||
| struct: fib-rule-uid-range | ||
| - | ||
| name: protocol | ||
| type: u8 | ||
| - | ||
| name: ip-proto | ||
| type: u8 | ||
| - | ||
| name: sport-range | ||
| type: binary | ||
| struct: fib-rule-port-range | ||
| - | ||
| name: dport-range | ||
| type: binary | ||
| struct: fib-rule-port-range | ||
| - | ||
| name: dscp | ||
| type: u8 | ||
|
|
||
| operations: | ||
| enum-model: directional | ||
| fixed-header: fib-rule-hdr | ||
| list: | ||
| - | ||
| name: newrule | ||
| doc: Add new FIB rule | ||
| attribute-set: fib-rule-attrs | ||
| do: | ||
| request: | ||
| value: 32 | ||
| attributes: &fib-rule-all | ||
| - 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 | ||
| - | ||
| name: newrule-ntf | ||
| doc: Notify a rule creation | ||
| value: 32 | ||
| notify: newrule | ||
| - | ||
| name: delrule | ||
| doc: Remove an existing FIB rule | ||
| attribute-set: fib-rule-attrs | ||
| do: | ||
| request: | ||
| value: 33 | ||
| attributes: *fib-rule-all | ||
| - | ||
| name: delrule-ntf | ||
| doc: Notify a rule deletion | ||
| value: 33 | ||
| notify: delrule | ||
| - | ||
| name: getrule | ||
| doc: Dump all FIB rules | ||
| attribute-set: fib-rule-attrs | ||
| dump: | ||
| request: | ||
| value: 34 | ||
| reply: | ||
| value: 32 | ||
| attributes: *fib-rule-all | ||
|
|
||
| mcast-groups: | ||
| list: | ||
| - | ||
| name: rtnlgrp-ipv4-rule | ||
| value: 8 | ||
| - | ||
| name: rtnlgrp-ipv6-rule | ||
| value: 19 |