提交 93870cc0 编写于 作者: N Nikolay Aleksandrov 提交者: David S. Miller

bridge: netlink: add support for netfilter tables config

Add support to allow getting/setting netfilter tables settings.
Currently these are IFLA_BR_NF_CALL_IPTABLES, IFLA_BR_NF_CALL_IP6TABLES
and IFLA_BR_NF_CALL_ARPTABLES.
Signed-off-by: NNikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 7e4df51e
......@@ -259,6 +259,9 @@ enum {
IFLA_BR_MCAST_QUERY_INTVL,
IFLA_BR_MCAST_QUERY_RESPONSE_INTVL,
IFLA_BR_MCAST_STARTUP_QUERY_INTVL,
IFLA_BR_NF_CALL_IPTABLES,
IFLA_BR_NF_CALL_IP6TABLES,
IFLA_BR_NF_CALL_ARPTABLES,
__IFLA_BR_MAX,
};
......
......@@ -781,6 +781,9 @@ static const struct nla_policy br_policy[IFLA_BR_MAX + 1] = {
[IFLA_BR_MCAST_QUERY_INTVL] = { .type = NLA_U64 },
[IFLA_BR_MCAST_QUERY_RESPONSE_INTVL] = { .type = NLA_U64 },
[IFLA_BR_MCAST_STARTUP_QUERY_INTVL] = { .type = NLA_U64 },
[IFLA_BR_NF_CALL_IPTABLES] = { .type = NLA_U8 },
[IFLA_BR_NF_CALL_IP6TABLES] = { .type = NLA_U8 },
[IFLA_BR_NF_CALL_ARPTABLES] = { .type = NLA_U8 },
};
static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
......@@ -970,6 +973,25 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
br->multicast_startup_query_interval = clock_t_to_jiffies(val);
}
#endif
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
if (data[IFLA_BR_NF_CALL_IPTABLES]) {
u8 val = nla_get_u8(data[IFLA_BR_NF_CALL_IPTABLES]);
br->nf_call_iptables = val ? true : false;
}
if (data[IFLA_BR_NF_CALL_IP6TABLES]) {
u8 val = nla_get_u8(data[IFLA_BR_NF_CALL_IP6TABLES]);
br->nf_call_ip6tables = val ? true : false;
}
if (data[IFLA_BR_NF_CALL_ARPTABLES]) {
u8 val = nla_get_u8(data[IFLA_BR_NF_CALL_ARPTABLES]);
br->nf_call_arptables = val ? true : false;
}
#endif
return 0;
}
......@@ -1013,6 +1035,11 @@ static size_t br_get_size(const struct net_device *brdev)
nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_QUERY_INTVL */
nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_QUERY_RESPONSE_INTVL */
nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_STARTUP_QUERY_INTVL */
#endif
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
nla_total_size(sizeof(u8)) + /* IFLA_BR_NF_CALL_IPTABLES */
nla_total_size(sizeof(u8)) + /* IFLA_BR_NF_CALL_IP6TABLES */
nla_total_size(sizeof(u8)) + /* IFLA_BR_NF_CALL_ARPTABLES */
#endif
0;
}
......@@ -1070,7 +1097,6 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
if (nla_put_be16(skb, IFLA_BR_VLAN_PROTOCOL, br->vlan_proto))
return -EMSGSIZE;
#endif
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
if (nla_put_u8(skb, IFLA_BR_MCAST_ROUTER, br->multicast_router) ||
nla_put_u8(skb, IFLA_BR_MCAST_SNOOPING, !br->multicast_disabled) ||
......@@ -1105,6 +1131,15 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
if (nla_put_u64(skb, IFLA_BR_MCAST_STARTUP_QUERY_INTVL, clockval))
return -EMSGSIZE;
#endif
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
if (nla_put_u8(skb, IFLA_BR_NF_CALL_IPTABLES,
br->nf_call_iptables ? 1 : 0) ||
nla_put_u8(skb, IFLA_BR_NF_CALL_IP6TABLES,
br->nf_call_ip6tables ? 1 : 0) ||
nla_put_u8(skb, IFLA_BR_NF_CALL_ARPTABLES,
br->nf_call_arptables ? 1 : 0))
return -EMSGSIZE;
#endif
return 0;
}
......
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