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Miller" , Eric Dumazet , Paolo Abeni , Simon Horman Cc: donald.hunter@redhat.com, Ido Schimmel , Stanislav Fomichev , Donald Hunter Subject: [PATCH net-next v3 2/2] netlink: specs: Add a spec for FIB rule management Date: Wed, 6 Nov 2024 09:07:18 +0000 Message-ID: <20241106090718.64713-3-donald.hunter@gmail.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20241106090718.64713-1-donald.hunter@gmail.com> References: <20241106090718.64713-1-donald.hunter@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org 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 Reviewed-by: Ido Schimmel Signed-off-by: Donald Hunter --- Documentation/netlink/specs/rt_rule.yaml | 242 +++++++++++++++++++++++ 1 file changed, 242 insertions(+) create mode 100644 Documentation/netlink/specs/rt_rule.yaml diff --git a/Documentation/netlink/specs/rt_rule.yaml b/Documentation/netlink/specs/rt_rule.yaml new file mode 100644 index 000000000000..03a8eef7952e --- /dev/null +++ b/Documentation/netlink/specs/rt_rule.yaml @@ -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