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Commit c1a6589f authored by Jakub Kicinski's avatar Jakub Kicinski
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Merge branch 'doc-netlink-add-a-yaml-spec-for-team' 

Hangbin Liu says:

====================
doc/netlink: add a YAML spec for team

Add a YAML spec for team. As we need to link two objects together to form
the team module, rename team to team_core for linking.
====================

Link: https://lore.kernel.org/r/20240401031004.1159713-1-liuhangbin@gmail.comSigned-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parents 9a79c65f e57ba7e3
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Showing with 346 additions and 127 deletions
Documentation/netlink/specs/team.yaml 0 → 100644
View file @ c1a6589f
# SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
name: team
protocol: genetlink-legacy
doc: |
Network team device driver.
c-family-name: team-genl-name
c-version-name: team-genl-version
kernel-policy: global
uapi-header: linux/if_team.h
definitions:
-
name: string-max-len
type: const
value: 32
-
name: genl-change-event-mc-grp-name
type: const
value: change_event
attribute-sets:
-
name: team
doc:
The team nested layout of get/set msg looks like
[TEAM_ATTR_LIST_OPTION]
[TEAM_ATTR_ITEM_OPTION]
[TEAM_ATTR_OPTION_*], ...
[TEAM_ATTR_ITEM_OPTION]
[TEAM_ATTR_OPTION_*], ...
...
[TEAM_ATTR_LIST_PORT]
[TEAM_ATTR_ITEM_PORT]
[TEAM_ATTR_PORT_*], ...
[TEAM_ATTR_ITEM_PORT]
[TEAM_ATTR_PORT_*], ...
...
name-prefix: team-attr-
attributes:
-
name: unspec
type: unused
value: 0
-
name: team-ifindex
type: u32
-
name: list-option
type: nest
nested-attributes: item-option
-
name: list-port
type: nest
nested-attributes: item-port
-
name: item-option
name-prefix: team-attr-item-
attr-cnt-name: __team-attr-item-option-max
attr-max-name: team-attr-item-option-max
attributes:
-
name: option-unspec
type: unused
value: 0
-
name: option
type: nest
nested-attributes: attr-option
-
name: attr-option
name-prefix: team-attr-option-
attributes:
-
name: unspec
type: unused
value: 0
-
name: name
type: string
checks:
max-len: string-max-len
unterminated-ok: true
-
name: changed
type: flag
-
name: type
type: u8
-
name: data
type: binary
-
name: removed
type: flag
-
name: port-ifindex
type: u32
doc: for per-port options
-
name: array-index
type: u32
doc: for array options
-
name: item-port
name-prefix: team-attr-item-
attr-cnt-name: __team-attr-item-port-max
attr-max-name: team-attr-item-port-max
attributes:
-
name: port-unspec
type: unused
value: 0
-
name: port
type: nest
nested-attributes: attr-port
-
name: attr-port
name-prefix: team-attr-port-
attributes:
-
name: unspec
type: unused
value: 0
-
name: ifindex
type: u32
-
name: changed
type: flag
-
name: linkup
type: flag
-
name: speed
type: u32
-
name: duplex
type: u8
-
name: removed
type: flag
operations:
list:
-
name: noop
doc: No operation
value: 0
attribute-set: team
dont-validate: [ strict ]
do:
# Actually it only reply the team netlink family
reply:
attributes:
- team-ifindex
-
name: options-set
doc: Set team options
attribute-set: team
dont-validate: [ strict ]
flags: [ admin-perm ]
do:
request: &option_attrs
attributes:
- team-ifindex
- list-option
reply: *option_attrs
-
name: options-get
doc: Get team options info
attribute-set: team
dont-validate: [ strict ]
flags: [ admin-perm ]
do:
request:
attributes:
- team-ifindex
reply: *option_attrs
-
name: port-list-get
doc: Get team ports info
attribute-set: team
dont-validate: [ strict ]
flags: [ admin-perm ]
do:
request:
attributes:
- team-ifindex
reply: &port_attrs
attributes:
- team-ifindex
- list-port
MAINTAINERS
View file @ c1a6589f
......@@ -21665,6 +21665,7 @@ TEAM DRIVER
M: Jiri Pirko <jiri@resnulli.us>
L: netdev@vger.kernel.org
S: Supported
F: Documentation/netlink/specs/team.yaml
F: drivers/net/team/
F: include/linux/if_team.h
F: include/uapi/linux/if_team.h
......
drivers/net/team/Makefile
View file @ c1a6589f
......@@ -3,6 +3,7 @@
# Makefile for the network team driver
#
team-y:= team_core.o team_nl.o
obj-$(CONFIG_NET_TEAM) += team.o
obj-$(CONFIG_NET_TEAM_MODE_BROADCAST) += team_mode_broadcast.o
obj-$(CONFIG_NET_TEAM_MODE_ROUNDROBIN) += team_mode_roundrobin.o
......
drivers/net/team/team.c → drivers/net/team/team_core.c
View file @ c1a6589f
......@@ -27,6 +27,8 @@
#include <net/sch_generic.h>
#include <linux/if_team.h>
#include "team_nl.h"
#define DRV_NAME "team"
......@@ -2254,28 +2256,7 @@ static struct rtnl_link_ops team_link_ops __read_mostly = {
static struct genl_family team_nl_family;
static const struct nla_policy team_nl_policy[TEAM_ATTR_MAX + 1] = {
[TEAM_ATTR_UNSPEC] = { .type = NLA_UNSPEC, },
[TEAM_ATTR_TEAM_IFINDEX] = { .type = NLA_U32 },
[TEAM_ATTR_LIST_OPTION] = { .type = NLA_NESTED },
[TEAM_ATTR_LIST_PORT] = { .type = NLA_NESTED },
};
static const struct nla_policy
team_nl_option_policy[TEAM_ATTR_OPTION_MAX + 1] = {
[TEAM_ATTR_OPTION_UNSPEC] = { .type = NLA_UNSPEC, },
[TEAM_ATTR_OPTION_NAME] = {
.type = NLA_STRING,
.len = TEAM_STRING_MAX_LEN,
},
[TEAM_ATTR_OPTION_CHANGED] = { .type = NLA_FLAG },
[TEAM_ATTR_OPTION_TYPE] = { .type = NLA_U8 },
[TEAM_ATTR_OPTION_DATA] = { .type = NLA_BINARY },
[TEAM_ATTR_OPTION_PORT_IFINDEX] = { .type = NLA_U32 },
[TEAM_ATTR_OPTION_ARRAY_INDEX] = { .type = NLA_U32 },
};
static int team_nl_cmd_noop(struct sk_buff *skb, struct genl_info *info)
int team_nl_noop_doit(struct sk_buff *skb, struct genl_info *info)
{
struct sk_buff *msg;
void *hdr;
......@@ -2513,7 +2494,7 @@ static int team_nl_send_options_get(struct team *team, u32 portid, u32 seq,
return err;
}
static int team_nl_cmd_options_get(struct sk_buff *skb, struct genl_info *info)
int team_nl_options_get_doit(struct sk_buff *skb, struct genl_info *info)
{
struct team *team;
struct team_option_inst *opt_inst;
......@@ -2538,7 +2519,7 @@ static int team_nl_cmd_options_get(struct sk_buff *skb, struct genl_info *info)
static int team_nl_send_event_options_get(struct team *team,
struct list_head *sel_opt_inst_list);
static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
int team_nl_options_set_doit(struct sk_buff *skb, struct genl_info *info)
{
struct team *team;
int err = 0;
......@@ -2579,7 +2560,7 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
err = nla_parse_nested_deprecated(opt_attrs,
TEAM_ATTR_OPTION_MAX,
nl_option,
team_nl_option_policy,
team_attr_option_nl_policy,
info->extack);
if (err)
goto team_put;
......@@ -2802,7 +2783,7 @@ static int team_nl_send_port_list_get(struct team *team, u32 portid, u32 seq,
return err;
}
static int team_nl_cmd_port_list_get(struct sk_buff *skb,
int team_nl_port_list_get_doit(struct sk_buff *skb,
struct genl_info *info)
{
struct team *team;
......@@ -2820,32 +2801,6 @@ static int team_nl_cmd_port_list_get(struct sk_buff *skb,
return err;
}
static const struct genl_small_ops team_nl_ops[] = {
{
.cmd = TEAM_CMD_NOOP,
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
.doit = team_nl_cmd_noop,
},
{
.cmd = TEAM_CMD_OPTIONS_SET,
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
.doit = team_nl_cmd_options_set,
.flags = GENL_ADMIN_PERM,
},
{
.cmd = TEAM_CMD_OPTIONS_GET,
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
.doit = team_nl_cmd_options_get,
.flags = GENL_ADMIN_PERM,
},
{
.cmd = TEAM_CMD_PORT_LIST_GET,
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
.doit = team_nl_cmd_port_list_get,
.flags = GENL_ADMIN_PERM,
},
};
static const struct genl_multicast_group team_nl_mcgrps[] = {
{ .name = TEAM_GENL_CHANGE_EVENT_MC_GRP_NAME, },
};
......@@ -2853,7 +2808,7 @@ static const struct genl_multicast_group team_nl_mcgrps[] = {
static struct genl_family team_nl_family __ro_after_init = {
.name = TEAM_GENL_NAME,
.version = TEAM_GENL_VERSION,
.maxattr = TEAM_ATTR_MAX,
.maxattr = ARRAY_SIZE(team_nl_policy),
.policy = team_nl_policy,
.netnsok = true,
.module = THIS_MODULE,
......
drivers/net/team/team_nl.c 0 → 100644
View file @ c1a6589f
// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
/* Do not edit directly, auto-generated from: */
/* Documentation/netlink/specs/team.yaml */
/* YNL-GEN kernel source */
#include <net/netlink.h>
#include <net/genetlink.h>
#include "team_nl.h"
#include <uapi/linux/if_team.h>
/* Common nested types */
const struct nla_policy team_attr_option_nl_policy[TEAM_ATTR_OPTION_ARRAY_INDEX + 1] = {
[TEAM_ATTR_OPTION_NAME] = { .type = NLA_STRING, .len = TEAM_STRING_MAX_LEN, },
[TEAM_ATTR_OPTION_CHANGED] = { .type = NLA_FLAG, },
[TEAM_ATTR_OPTION_TYPE] = { .type = NLA_U8, },
[TEAM_ATTR_OPTION_DATA] = { .type = NLA_BINARY, },
[TEAM_ATTR_OPTION_REMOVED] = { .type = NLA_FLAG, },
[TEAM_ATTR_OPTION_PORT_IFINDEX] = { .type = NLA_U32, },
[TEAM_ATTR_OPTION_ARRAY_INDEX] = { .type = NLA_U32, },
};
const struct nla_policy team_item_option_nl_policy[TEAM_ATTR_ITEM_OPTION + 1] = {
[TEAM_ATTR_ITEM_OPTION] = NLA_POLICY_NESTED(team_attr_option_nl_policy),
};
/* Global operation policy for team */
const struct nla_policy team_nl_policy[TEAM_ATTR_LIST_OPTION + 1] = {
[TEAM_ATTR_TEAM_IFINDEX] = { .type = NLA_U32, },
[TEAM_ATTR_LIST_OPTION] = NLA_POLICY_NESTED(team_item_option_nl_policy),
};
/* Ops table for team */
const struct genl_small_ops team_nl_ops[4] = {
{
.cmd = TEAM_CMD_NOOP,
.validate = GENL_DONT_VALIDATE_STRICT,
.doit = team_nl_noop_doit,
},
{
.cmd = TEAM_CMD_OPTIONS_SET,
.validate = GENL_DONT_VALIDATE_STRICT,
.doit = team_nl_options_set_doit,
.flags = GENL_ADMIN_PERM,
},
{
.cmd = TEAM_CMD_OPTIONS_GET,
.validate = GENL_DONT_VALIDATE_STRICT,
.doit = team_nl_options_get_doit,
.flags = GENL_ADMIN_PERM,
},
{
.cmd = TEAM_CMD_PORT_LIST_GET,
.validate = GENL_DONT_VALIDATE_STRICT,
.doit = team_nl_port_list_get_doit,
.flags = GENL_ADMIN_PERM,
},
};
drivers/net/team/team_nl.h 0 → 100644
View file @ c1a6589f
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/* Do not edit directly, auto-generated from: */
/* Documentation/netlink/specs/team.yaml */
/* YNL-GEN kernel header */
#ifndef _LINUX_TEAM_GEN_H
#define _LINUX_TEAM_GEN_H
#include <net/netlink.h>
#include <net/genetlink.h>
#include <uapi/linux/if_team.h>
/* Common nested types */
extern const struct nla_policy team_attr_option_nl_policy[TEAM_ATTR_OPTION_ARRAY_INDEX + 1];
extern const struct nla_policy team_item_option_nl_policy[TEAM_ATTR_ITEM_OPTION + 1];
/* Global operation policy for team */
extern const struct nla_policy team_nl_policy[TEAM_ATTR_LIST_OPTION + 1];
/* Ops table for team */
extern const struct genl_small_ops team_nl_ops[4];
int team_nl_noop_doit(struct sk_buff *skb, struct genl_info *info);
int team_nl_options_set_doit(struct sk_buff *skb, struct genl_info *info);
int team_nl_options_get_doit(struct sk_buff *skb, struct genl_info *info);
int team_nl_port_list_get_doit(struct sk_buff *skb, struct genl_info *info);
#endif /* _LINUX_TEAM_GEN_H */
include/uapi/linux/if_team.h
View file @ c1a6589f
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* include/linux/if_team.h - Network team device driver header
* Copyright (c) 2011 Jiri Pirko <jpirko@redhat.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/* Do not edit directly, auto-generated from: */
/* Documentation/netlink/specs/team.yaml */
/* YNL-GEN uapi header */
#ifndef _UAPI_LINUX_IF_TEAM_H_
#define _UAPI_LINUX_IF_TEAM_H_
#ifndef _UAPI_LINUX_IF_TEAM_H
#define _UAPI_LINUX_IF_TEAM_H
#define TEAM_GENL_NAME "team"
#define TEAM_GENL_VERSION 1
#define TEAM_STRING_MAX_LEN 32
/**********************************
* NETLINK_GENERIC netlink family.
**********************************/
enum {
TEAM_CMD_NOOP,
TEAM_CMD_OPTIONS_SET,
TEAM_CMD_OPTIONS_GET,
TEAM_CMD_PORT_LIST_GET,
__TEAM_CMD_MAX,
TEAM_CMD_MAX = (__TEAM_CMD_MAX - 1),
};
#define TEAM_GENL_CHANGE_EVENT_MC_GRP_NAME "change_event"
enum {
TEAM_ATTR_UNSPEC,
TEAM_ATTR_TEAM_IFINDEX, /* u32 */
TEAM_ATTR_LIST_OPTION, /* nest */
TEAM_ATTR_LIST_PORT, /* nest */
TEAM_ATTR_TEAM_IFINDEX,
TEAM_ATTR_LIST_OPTION,
TEAM_ATTR_LIST_PORT,
__TEAM_ATTR_MAX,
TEAM_ATTR_MAX = __TEAM_ATTR_MAX - 1,
TEAM_ATTR_MAX = (__TEAM_ATTR_MAX - 1)
};
/* Nested layout of get/set msg:
*
* [TEAM_ATTR_LIST_OPTION]
* [TEAM_ATTR_ITEM_OPTION]
* [TEAM_ATTR_OPTION_*], ...
* [TEAM_ATTR_ITEM_OPTION]
* [TEAM_ATTR_OPTION_*], ...
* ...
* [TEAM_ATTR_LIST_PORT]
* [TEAM_ATTR_ITEM_PORT]
* [TEAM_ATTR_PORT_*], ...
* [TEAM_ATTR_ITEM_PORT]
* [TEAM_ATTR_PORT_*], ...
* ...
*/
enum {
TEAM_ATTR_ITEM_OPTION_UNSPEC,
TEAM_ATTR_ITEM_OPTION, /* nest */
TEAM_ATTR_ITEM_OPTION,
__TEAM_ATTR_ITEM_OPTION_MAX,
TEAM_ATTR_ITEM_OPTION_MAX = __TEAM_ATTR_ITEM_OPTION_MAX - 1,
TEAM_ATTR_ITEM_OPTION_MAX = (__TEAM_ATTR_ITEM_OPTION_MAX - 1)
};
enum {
TEAM_ATTR_OPTION_UNSPEC,
TEAM_ATTR_OPTION_NAME, /* string */
TEAM_ATTR_OPTION_CHANGED, /* flag */
TEAM_ATTR_OPTION_TYPE, /* u8 */
TEAM_ATTR_OPTION_DATA, /* dynamic */
TEAM_ATTR_OPTION_REMOVED, /* flag */
TEAM_ATTR_OPTION_PORT_IFINDEX, /* u32 */ /* for per-port options */
TEAM_ATTR_OPTION_ARRAY_INDEX, /* u32 */ /* for array options */
TEAM_ATTR_OPTION_NAME,
TEAM_ATTR_OPTION_CHANGED,
TEAM_ATTR_OPTION_TYPE,
TEAM_ATTR_OPTION_DATA,
TEAM_ATTR_OPTION_REMOVED,
TEAM_ATTR_OPTION_PORT_IFINDEX,
TEAM_ATTR_OPTION_ARRAY_INDEX,
__TEAM_ATTR_OPTION_MAX,
TEAM_ATTR_OPTION_MAX = __TEAM_ATTR_OPTION_MAX - 1,
TEAM_ATTR_OPTION_MAX = (__TEAM_ATTR_OPTION_MAX - 1)
};
enum {
TEAM_ATTR_ITEM_PORT_UNSPEC,
TEAM_ATTR_ITEM_PORT, /* nest */
TEAM_ATTR_ITEM_PORT,
__TEAM_ATTR_ITEM_PORT_MAX,
TEAM_ATTR_ITEM_PORT_MAX = __TEAM_ATTR_ITEM_PORT_MAX - 1,
TEAM_ATTR_ITEM_PORT_MAX = (__TEAM_ATTR_ITEM_PORT_MAX - 1)
};
enum {
TEAM_ATTR_PORT_UNSPEC,
TEAM_ATTR_PORT_IFINDEX, /* u32 */
TEAM_ATTR_PORT_CHANGED, /* flag */
TEAM_ATTR_PORT_LINKUP, /* flag */
TEAM_ATTR_PORT_SPEED, /* u32 */
TEAM_ATTR_PORT_DUPLEX, /* u8 */
TEAM_ATTR_PORT_REMOVED, /* flag */
TEAM_ATTR_PORT_IFINDEX,
TEAM_ATTR_PORT_CHANGED,
TEAM_ATTR_PORT_LINKUP,
TEAM_ATTR_PORT_SPEED,
TEAM_ATTR_PORT_DUPLEX,
TEAM_ATTR_PORT_REMOVED,
__TEAM_ATTR_PORT_MAX,
TEAM_ATTR_PORT_MAX = __TEAM_ATTR_PORT_MAX - 1,
TEAM_ATTR_PORT_MAX = (__TEAM_ATTR_PORT_MAX - 1)
};
/*
* NETLINK_GENERIC related info
*/
#define TEAM_GENL_NAME "team"
#define TEAM_GENL_VERSION 0x1
#define TEAM_GENL_CHANGE_EVENT_MC_GRP_NAME "change_event"
enum {
TEAM_CMD_NOOP,
TEAM_CMD_OPTIONS_SET,
TEAM_CMD_OPTIONS_GET,
TEAM_CMD_PORT_LIST_GET,
__TEAM_CMD_MAX,
TEAM_CMD_MAX = (__TEAM_CMD_MAX - 1)
};
#endif /* _UAPI_LINUX_IF_TEAM_H_ */
#endif /* _UAPI_LINUX_IF_TEAM_H */
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