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bonding: add netlink support for sys prio, actor sys mac, and port key 

Adds netlink support for the following bonding options:
* BOND_OPT_AD_ACTOR_SYS_PRIO
* BOND_OPT_AD_ACTOR_SYSTEM
* BOND_OPT_AD_USER_PORT_KEY

When setting the actor system mac address we assume the netlink message
contains a binary mac and not a string representation of a mac.

Signed-off-by: Andy Gospodarek <gospo@cumulusnetworks.com>
[jt: completed the setting side of the netlink attributes]
Signed-off-by: Jonathan Toppins <jtoppins@cumulusnetworks.com>
Signed-off-by: Nikolay Aleksandrov <razor@blackwall.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andy Gospodarek 2015-05-09 00:01:58 -07:00 committed by David S. Miller
parent d22a5fc0c3
commit 171a42c38c
3 changed files with 74 additions and 9 deletions
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50
drivers/net/bonding/bond_netlink.c
View File

@ -94,6 +94,10 @@ static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = {
[IFLA_BOND_AD_LACP_RATE] = { .type = NLA_U8 },
[IFLA_BOND_AD_SELECT] = { .type = NLA_U8 },
[IFLA_BOND_AD_INFO] = { .type = NLA_NESTED },
[IFLA_BOND_AD_ACTOR_SYS_PRIO] = { .type = NLA_U16 },
[IFLA_BOND_AD_USER_PORT_KEY] = { .type = NLA_U16 },
[IFLA_BOND_AD_ACTOR_SYSTEM] = { .type = NLA_BINARY,
.len = ETH_ALEN },
};
static const struct nla_policy bond_slave_policy[IFLA_BOND_SLAVE_MAX + 1] = {
@ -379,6 +383,36 @@ static int bond_changelink(struct net_device *bond_dev,
if (err)
return err;
}
if (data[IFLA_BOND_AD_ACTOR_SYS_PRIO]) {
int actor_sys_prio =
nla_get_u16(data[IFLA_BOND_AD_ACTOR_SYS_PRIO]);
bond_opt_initval(&newval, actor_sys_prio);
err = __bond_opt_set(bond, BOND_OPT_AD_ACTOR_SYS_PRIO, &newval);
if (err)
return err;
}
if (data[IFLA_BOND_AD_USER_PORT_KEY]) {
int port_key =
nla_get_u16(data[IFLA_BOND_AD_USER_PORT_KEY]);
bond_opt_initval(&newval, port_key);
err = __bond_opt_set(bond, BOND_OPT_AD_USER_PORT_KEY, &newval);
if (err)
return err;
}
if (data[IFLA_BOND_AD_ACTOR_SYSTEM]) {
if (nla_len(data[IFLA_BOND_AD_ACTOR_SYSTEM]) != ETH_ALEN)
return -EINVAL;
bond_opt_initval(&newval,
nla_get_be64(data[IFLA_BOND_AD_ACTOR_SYSTEM]));
err = __bond_opt_set(bond, BOND_OPT_AD_ACTOR_SYSTEM, &newval);
if (err)
return err;
}
return 0;
}
@ -426,6 +460,9 @@ static size_t bond_get_size(const struct net_device *bond_dev)
nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_ACTOR_KEY */
nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_PARTNER_KEY*/
nla_total_size(ETH_ALEN) + /* IFLA_BOND_AD_INFO_PARTNER_MAC*/
nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_ACTOR_SYS_PRIO */
nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_USER_PORT_KEY */
nla_total_size(ETH_ALEN) + /* IFLA_BOND_AD_ACTOR_SYSTEM */
0;
}
@ -551,6 +588,19 @@ static int bond_fill_info(struct sk_buff *skb,
if (BOND_MODE(bond) == BOND_MODE_8023AD) {
struct ad_info info;
if (nla_put_u16(skb, IFLA_BOND_AD_ACTOR_SYS_PRIO,
bond->params.ad_actor_sys_prio))
goto nla_put_failure;
if (nla_put_u16(skb, IFLA_BOND_AD_USER_PORT_KEY,
bond->params.ad_user_port_key))
goto nla_put_failure;
if (nla_put(skb, IFLA_BOND_AD_ACTOR_SYSTEM,
sizeof(bond->params.ad_actor_system),
&bond->params.ad_actor_system))
goto nla_put_failure;
if (!bond_3ad_get_active_agg_info(bond, &info)) {
struct nlattr *nest;

30
drivers/net/bonding/bond_options.c
View File

@ -1394,7 +1394,7 @@ static int bond_option_tlb_dynamic_lb_set(struct bonding *bond,
static int bond_option_ad_actor_sys_prio_set(struct bonding *bond,
const struct bond_opt_value *newval)
{
netdev_info(bond->dev, "Setting ad_actor_sys_prio to (%llu)\n",
netdev_info(bond->dev, "Setting ad_actor_sys_prio to %llu\n",
newval->value);
bond->params.ad_actor_sys_prio = newval->value;
@ -1405,24 +1405,36 @@ static int bond_option_ad_actor_system_set(struct bonding *bond,
const struct bond_opt_value *newval)
{
u8 macaddr[ETH_ALEN];
u8 *mac;
int i;
i = sscanf(newval->string, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
&macaddr[0], &macaddr[1], &macaddr[2],
&macaddr[3], &macaddr[4], &macaddr[5]);
if (i != ETH_ALEN || !is_valid_ether_addr(macaddr)) {
netdev_err(bond->dev, "Invalid MAC address.\n");
return -EINVAL;
if (newval->string) {
i = sscanf(newval->string, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
&macaddr[0], &macaddr[1], &macaddr[2],
&macaddr[3], &macaddr[4], &macaddr[5]);
if (i != ETH_ALEN)
goto err;
mac = macaddr;
} else {
mac = (u8 *)&newval->value;
}
ether_addr_copy(bond->params.ad_actor_system, macaddr);
if (!is_valid_ether_addr(mac))
goto err;
netdev_info(bond->dev, "Setting ad_actor_system to %pM\n", mac);
ether_addr_copy(bond->params.ad_actor_system, mac);
return 0;
err:
netdev_err(bond->dev, "Invalid MAC address.\n");
return -EINVAL;
}
static int bond_option_ad_user_port_key_set(struct bonding *bond,
const struct bond_opt_value *newval)
{
netdev_info(bond->dev, "Setting ad_user_port_key to (%llu)\n",
netdev_info(bond->dev, "Setting ad_user_port_key to %llu\n",
newval->value);
bond->params.ad_user_port_key = newval->value;

3
include/uapi/linux/if_link.h
View File

@ -417,6 +417,9 @@ enum {
IFLA_BOND_AD_LACP_RATE,
IFLA_BOND_AD_SELECT,
IFLA_BOND_AD_INFO,
IFLA_BOND_AD_ACTOR_SYS_PRIO,
IFLA_BOND_AD_USER_PORT_KEY,
IFLA_BOND_AD_ACTOR_SYSTEM,
__IFLA_BOND_MAX,
};