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Message-ID: <20240822175537.3626036-2-leitao@debian.org>
Date: Thu, 22 Aug 2024 10:55:36 -0700
From: Breno Leitao <leitao@...ian.org>
To: fw@...len.de,
Pablo Neira Ayuso <pablo@...filter.org>,
Jozsef Kadlecsik <kadlec@...filter.org>,
"David S. Miller" <davem@...emloft.net>,
David Ahern <dsahern@...nel.org>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>
Cc: leit@...a.com,
netfilter-devel@...r.kernel.org (open list:NETFILTER),
coreteam@...filter.org (open list:NETFILTER),
netdev@...r.kernel.org (open list:NETWORKING [IPv4/IPv6]),
linux-kernel@...r.kernel.org (open list)
Subject: [PATCH nf-next 2/2] netfilter: Make IP6_NF_IPTABLES_LEGACY selectable
This option makes IP6_NF_IPTABLES_LEGACY user selectable, giving
users the option to configure iptables without enabling any other
config.
Signed-off-by: Breno Leitao <leitao@...ian.org>
---
net/ipv6/netfilter/Kconfig | 22 ++++++++++++----------
1 file changed, 12 insertions(+), 10 deletions(-)
diff --git a/net/ipv6/netfilter/Kconfig b/net/ipv6/netfilter/Kconfig
index f3c8e2d918e1..dad0a50d3ef4 100644
--- a/net/ipv6/netfilter/Kconfig
+++ b/net/ipv6/netfilter/Kconfig
@@ -8,7 +8,13 @@ menu "IPv6: Netfilter Configuration"
# old sockopt interface and eval loop
config IP6_NF_IPTABLES_LEGACY
- tristate
+ tristate "Legacy IP6 tables support"
+ depends on INET && IPV6
+ select NETFILTER_XTABLES
+ default n
+ help
+ ip6tables is a general, extensible packet identification legacy framework.
+ This is not needed if you are using iptables over nftables (iptables-nft).
config NF_SOCKET_IPV6
tristate "IPv6 socket lookup support"
@@ -190,7 +196,7 @@ config IP6_NF_TARGET_HL
config IP6_NF_FILTER
tristate "Packet filtering"
default m if NETFILTER_ADVANCED=n
- select IP6_NF_IPTABLES_LEGACY
+ depends on IP6_NF_IPTABLES_LEGACY
tristate
help
Packet filtering defines a table `filter', which has a series of
@@ -227,7 +233,7 @@ config IP6_NF_TARGET_SYNPROXY
config IP6_NF_MANGLE
tristate "Packet mangling"
default m if NETFILTER_ADVANCED=n
- select IP6_NF_IPTABLES_LEGACY
+ depends on IP6_NF_IPTABLES_LEGACY
help
This option adds a `mangle' table to iptables: see the man page for
iptables(8). This table is used for various packet alterations
@@ -237,7 +243,7 @@ config IP6_NF_MANGLE
config IP6_NF_RAW
tristate 'raw table support (required for TRACE)'
- select IP6_NF_IPTABLES_LEGACY
+ depends on IP6_NF_IPTABLES_LEGACY
help
This option adds a `raw' table to ip6tables. This table is the very
first in the netfilter framework and hooks in at the PREROUTING
@@ -249,9 +255,7 @@ config IP6_NF_RAW
# security table for MAC policy
config IP6_NF_SECURITY
tristate "Security table"
- depends on SECURITY
- depends on NETFILTER_ADVANCED
- select IP6_NF_IPTABLES_LEGACY
+ depends on SECURITY && NETFILTER_ADVANCED && IP6_NF_IPTABLES_LEGACY
help
This option adds a `security' table to iptables, for use
with Mandatory Access Control (MAC) policy.
@@ -260,10 +264,8 @@ config IP6_NF_SECURITY
config IP6_NF_NAT
tristate "ip6tables NAT support"
- depends on NF_CONNTRACK
- depends on NETFILTER_ADVANCED
+ depends on NF_CONNTRACK && NETFILTER_ADVANCED && IP6_NF_IPTABLES_LEGACY
select NF_NAT
- select IP6_NF_IPTABLES_LEGACY
select NETFILTER_XT_NAT
help
This enables the `nat' table in ip6tables. This allows masquerading,
--
2.43.5
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