From 2b6eab507a2679a7be70740dd7f42860c59bec9e Mon Sep 17 00:00:00 2001
From: Brett Mastbergen <bmastbergen@untangle.com>
Date: Tue, 11 Dec 2018 14:09:22 -0500
Subject: [PATCH] netfilter: Add fib support for nftables

Signed-off-by: Brett Mastbergen <bmastbergen@untangle.com>
---
 include/netfilter.mk                      |  5 +++++
 package/kernel/linux/modules/netfilter.mk | 12 ++++++++++++
 target/linux/generic/config-4.14          |  1 +
 target/linux/generic/config-4.19          |  1 +
 4 files changed, 19 insertions(+)

diff --git a/include/netfilter.mk b/include/netfilter.mk
index 3a7f78a2a6..179d4ed7b9 100644
--- a/include/netfilter.mk
+++ b/include/netfilter.mk
@@ -371,6 +371,11 @@ $(eval $(if $(NF_KMOD),$(call nf_add,NFT_NAT6,CONFIG_NFT_REDIR_IPV6, $(P_V6)nft_
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_NAT6,CONFIG_NFT_CHAIN_NAT_IPV6, $(P_V6)nft_chain_nat_ipv6),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_NAT6,CONFIG_NFT_MASQ_IPV6, $(P_V6)nft_masq_ipv6),))
 
+$(eval $(if $(NF_KMOD),$(call nf_add,NFT_FIB,CONFIG_NFT_FIB, $(P_XT)nft_fib),))
+$(eval $(if $(NF_KMOD),$(call nf_add,NFT_FIB,CONFIG_NFT_FIB_INET, $(P_XT)nft_fib_inet),))
+$(eval $(if $(NF_KMOD),$(call nf_add,NFT_FIB,CONFIG_NFT_FIB_IPV4, $(P_V4)nft_fib_ipv4),))
+$(eval $(if $(NF_KMOD),$(call nf_add,NFT_FIB,CONFIG_NFT_FIB_IPV6, $(P_V6)nft_fib_ipv6),))
+
 
 # userland only
 IPT_BUILTIN += $(NF_IPT-y) $(NF_IPT-m)
diff --git a/package/kernel/linux/modules/netfilter.mk b/package/kernel/linux/modules/netfilter.mk
index 0ba66caf7d..25715be5d1 100644
--- a/package/kernel/linux/modules/netfilter.mk
+++ b/package/kernel/linux/modules/netfilter.mk
@@ -1164,3 +1164,15 @@ define KernelPackage/nft-netdev
 endef
 
 $(eval $(call KernelPackage,nft-netdev))
+
+
+define KernelPackage/nft-fib
+  SUBMENU:=$(NF_MENU)
+  TITLE:=Netfilter nf_tables fib support
+  DEPENDS:=+kmod-nft-core
+  FILES:=$(foreach mod,$(NFT_FIB-m),$(LINUX_DIR)/net/$(mod).ko)
+  AUTOLOAD:=$(call AutoProbe,$(notdir $(NFT_FIB-m)))
+  KCONFIG:=$(KCONFIG_NFT_FIB)
+endef
+
+$(eval $(call KernelPackage,nft-fib))
diff --git a/target/linux/generic/config-4.14 b/target/linux/generic/config-4.14
index 430e564e29..b6c3e4aa11 100644
--- a/target/linux/generic/config-4.14
+++ b/target/linux/generic/config-4.14
@@ -3164,6 +3164,7 @@ CONFIG_NFS_V3=y
 # CONFIG_NFT_DUP_IPV6 is not set
 # CONFIG_NFT_FIB_IPV4 is not set
 # CONFIG_NFT_FIB_IPV6 is not set
+# CONFIG_NFT_FIB_NETDEV is not set
 # CONFIG_NFT_FLOW_OFFLOAD is not set
 # CONFIG_NFT_OBJREF is not set
 # CONFIG_NFT_RT is not set
diff --git a/target/linux/generic/config-4.19 b/target/linux/generic/config-4.19
index 0302cb6052..4a956a9b14 100644
--- a/target/linux/generic/config-4.19
+++ b/target/linux/generic/config-4.19
@@ -3309,6 +3309,7 @@ CONFIG_NFS_V3=y
 # CONFIG_NFT_DUP_IPV6 is not set
 # CONFIG_NFT_FIB_IPV4 is not set
 # CONFIG_NFT_FIB_IPV6 is not set
+# CONFIG_NFT_FIB_NETDEV is not set
 # CONFIG_NFT_FLOW_OFFLOAD is not set
 # CONFIG_NFT_OBJREF is not set
 # CONFIG_NFT_OSF is not set