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Diffstat (limited to 'net/ipv6/netfilter/Kconfig')
| -rw-r--r-- | net/ipv6/netfilter/Kconfig | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/net/ipv6/netfilter/Kconfig b/net/ipv6/netfilter/Kconfig new file mode 100644 index 000000000..0ba62f486 --- /dev/null +++ b/net/ipv6/netfilter/Kconfig @@ -0,0 +1,288 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# IP netfilter configuration +# + +menu "IPv6: Netfilter Configuration" + depends on INET && IPV6 && NETFILTER + +config NF_SOCKET_IPV6 + tristate "IPv6 socket lookup support" + help + This option enables the IPv6 socket lookup infrastructure. This + is used by the {ip6,nf}tables socket match. + +config NF_TPROXY_IPV6 + tristate "IPv6 tproxy support" + +if NF_TABLES + +config NF_TABLES_IPV6 + bool "IPv6 nf_tables support" + help + This option enables the IPv6 support for nf_tables. + +if NF_TABLES_IPV6 + +config NFT_REJECT_IPV6 + select NF_REJECT_IPV6 + default NFT_REJECT + tristate + +config NFT_DUP_IPV6 + tristate "IPv6 nf_tables packet duplication support" + depends on !NF_CONNTRACK || NF_CONNTRACK + select NF_DUP_IPV6 + help + This module enables IPv6 packet duplication support for nf_tables. + +config NFT_FIB_IPV6 + tristate "nf_tables fib / ipv6 route lookup support" + select NFT_FIB + help + This module enables IPv6 FIB lookups, e.g. for reverse path filtering. + It also allows query of the FIB for the route type, e.g. local, unicast, + multicast or blackhole. + +endif # NF_TABLES_IPV6 +endif # NF_TABLES + +config NF_DUP_IPV6 + tristate "Netfilter IPv6 packet duplication to alternate destination" + depends on !NF_CONNTRACK || NF_CONNTRACK + help + This option enables the nf_dup_ipv6 core, which duplicates an IPv6 + packet to be rerouted to another destination. + +config NF_REJECT_IPV6 + tristate "IPv6 packet rejection" + default m if NETFILTER_ADVANCED=n + +config NF_LOG_IPV6 + tristate "IPv6 packet logging" + default m if NETFILTER_ADVANCED=n + select NF_LOG_SYSLOG + help + This is a backwards-compat option for the user's convenience + (e.g. when running oldconfig). It selects CONFIG_NF_LOG_SYSLOG. + +config IP6_NF_IPTABLES + tristate "IP6 tables support (required for filtering)" + depends on INET && IPV6 + select NETFILTER_XTABLES + default m if NETFILTER_ADVANCED=n + help + ip6tables is a general, extensible packet identification framework. + Currently only the packet filtering and packet mangling subsystem + for IPv6 use this, but connection tracking is going to follow. + Say 'Y' or 'M' here if you want to use either of those. + + To compile it as a module, choose M here. If unsure, say N. + +if IP6_NF_IPTABLES + +# The simple matches. +config IP6_NF_MATCH_AH + tristate '"ah" match support' + depends on NETFILTER_ADVANCED + help + This module allows one to match AH packets. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_MATCH_EUI64 + tristate '"eui64" address check' + depends on NETFILTER_ADVANCED + help + This module performs checking on the IPv6 source address + Compares the last 64 bits with the EUI64 (delivered + from the MAC address) address + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_MATCH_FRAG + tristate '"frag" Fragmentation header match support' + depends on NETFILTER_ADVANCED + help + frag matching allows you to match packets based on the fragmentation + header of the packet. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_MATCH_OPTS + tristate '"hbh" hop-by-hop and "dst" opts header match support' + depends on NETFILTER_ADVANCED + help + This allows one to match packets based on the hop-by-hop + and destination options headers of a packet. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_MATCH_HL + tristate '"hl" hoplimit match support' + depends on NETFILTER_ADVANCED + select NETFILTER_XT_MATCH_HL + help + This is a backwards-compat option for the user's convenience + (e.g. when running oldconfig). It selects + CONFIG_NETFILTER_XT_MATCH_HL. + +config IP6_NF_MATCH_IPV6HEADER + tristate '"ipv6header" IPv6 Extension Headers Match' + default m if NETFILTER_ADVANCED=n + help + This module allows one to match packets based upon + the ipv6 extension headers. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_MATCH_MH + tristate '"mh" match support' + depends on NETFILTER_ADVANCED + help + This module allows one to match MH packets. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_MATCH_RPFILTER + tristate '"rpfilter" reverse path filter match support' + depends on NETFILTER_ADVANCED + depends on IP6_NF_MANGLE || IP6_NF_RAW + help + This option allows you to match packets whose replies would + go out via the interface the packet came in. + + To compile it as a module, choose M here. If unsure, say N. + The module will be called ip6t_rpfilter. + +config IP6_NF_MATCH_RT + tristate '"rt" Routing header match support' + depends on NETFILTER_ADVANCED + help + rt matching allows you to match packets based on the routing + header of the packet. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_MATCH_SRH + tristate '"srh" Segment Routing header match support' + depends on NETFILTER_ADVANCED + help + srh matching allows you to match packets based on the segment + routing header of the packet. + + To compile it as a module, choose M here. If unsure, say N. + +# The targets +config IP6_NF_TARGET_HL + tristate '"HL" hoplimit target support' + depends on NETFILTER_ADVANCED && IP6_NF_MANGLE + select NETFILTER_XT_TARGET_HL + help + This is a backwards-compatible option for the user's convenience + (e.g. when running oldconfig). It selects + CONFIG_NETFILTER_XT_TARGET_HL. + +config IP6_NF_FILTER + tristate "Packet filtering" + default m if NETFILTER_ADVANCED=n + help + Packet filtering defines a table `filter', which has a series of + rules for simple packet filtering at local input, forwarding and + local output. See the man page for iptables(8). + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_TARGET_REJECT + tristate "REJECT target support" + depends on IP6_NF_FILTER + select NF_REJECT_IPV6 + default m if NETFILTER_ADVANCED=n + help + The REJECT target allows a filtering rule to specify that an ICMPv6 + error should be issued in response to an incoming packet, rather + than silently being dropped. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_TARGET_SYNPROXY + tristate "SYNPROXY target support" + depends on NF_CONNTRACK && NETFILTER_ADVANCED + select NETFILTER_SYNPROXY + select SYN_COOKIES + help + The SYNPROXY target allows you to intercept TCP connections and + establish them using syncookies before they are passed on to the + server. This allows to avoid conntrack and server resource usage + during SYN-flood attacks. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_MANGLE + tristate "Packet mangling" + default m if NETFILTER_ADVANCED=n + help + This option adds a `mangle' table to iptables: see the man page for + iptables(8). This table is used for various packet alterations + which can effect how the packet is routed. + + To compile it as a module, choose M here. If unsure, say N. + +config IP6_NF_RAW + tristate 'raw table support (required for TRACE)' + 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 + and OUTPUT chains. + + If you want to compile it as a module, say M here and read + <file:Documentation/kbuild/modules.rst>. If unsure, say `N'. + +# security table for MAC policy +config IP6_NF_SECURITY + tristate "Security table" + depends on SECURITY + depends on NETFILTER_ADVANCED + help + This option adds a `security' table to iptables, for use + with Mandatory Access Control (MAC) policy. + + If unsure, say N. + +config IP6_NF_NAT + tristate "ip6tables NAT support" + depends on NF_CONNTRACK + depends on NETFILTER_ADVANCED + select NF_NAT + select NETFILTER_XT_NAT + help + This enables the `nat' table in ip6tables. This allows masquerading, + port forwarding and other forms of full Network Address Port + Translation. + + To compile it as a module, choose M here. If unsure, say N. + +if IP6_NF_NAT + +config IP6_NF_TARGET_MASQUERADE + tristate "MASQUERADE target support" + select NETFILTER_XT_TARGET_MASQUERADE + help + This is a backwards-compat option for the user's convenience + (e.g. when running oldconfig). It selects NETFILTER_XT_TARGET_MASQUERADE. + +config IP6_NF_TARGET_NPT + tristate "NPT (Network Prefix translation) target support" + help + This option adds the `SNPT' and `DNPT' target, which perform + stateless IPv6-to-IPv6 Network Prefix Translation per RFC 6296. + + To compile it as a module, choose M here. If unsure, say N. + +endif # IP6_NF_NAT + +endif # IP6_NF_IPTABLES +endmenu + +config NF_DEFRAG_IPV6 + tristate |