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Daniel Golle daniel at makrotopia.org
Sun Jan 17 13:12:54 EST 2021


On Thu, Jan 14, 2021 at 02:29:31PM +0100, Etan Kissling via openwrt-devel wrote:
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> Date: Thu, 14 Jan 2021 14:29:31 +0100
> From: Etan Kissling <etan_kissling at apple.com>
> To: openwrt-devel at lists.openwrt.org
> Subject: [PATCH 19.07] nf-conntrack: allow querying conntrack info in
>  nfqueue
> User-Agent: Microsoft-MacOutlook/16.45.21011103
> 
> This allows libnetfilter_queue to access connection tracking information
> by requesting NFQA_CFG_F_CONNTRACK. Connection tracking information is
> provided in the NFQA_CT attribute.
> CONFIG_NETFILTER_NETLINK_GLUE_CT enables the interaction between
> nf_queue and nf_conntrack_netlink. Without this option, trying to access
> connection tracking information results in "Operation not supported".
> 
> Backport from master.

I think backporting all this is ok, but please add references to the
corresponding commit in master (or `git cherry-pick -x`, if possible).


> 
> Signed-off-by: Etan Kissling <etan_kissling at apple.com>
> ---
>  package/kernel/linux/modules/netfilter.mk | 2 +-
>  target/linux/generic/config-4.14          | 1 +
>  2 files changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/package/kernel/linux/modules/netfilter.mk b/package/kernel/linux/modules/netfilter.mk
> index 53188eab5a..c1db9aa203 100644
> --- a/package/kernel/linux/modules/netfilter.mk
> +++ b/package/kernel/linux/modules/netfilter.mk
> @@ -1013,7 +1013,7 @@ $(eval $(call KernelPackage,nfnetlink-queue))
>  define KernelPackage/nf-conntrack-netlink
>    TITLE:=Connection tracking netlink interface
>    FILES:=$(LINUX_DIR)/net/netfilter/nf_conntrack_netlink.ko
> -  KCONFIG:=CONFIG_NF_CT_NETLINK CONFIG_NF_CONNTRACK_EVENTS=y
> +  KCONFIG:=CONFIG_NF_CT_NETLINK CONFIG_NF_CONNTRACK_EVENTS=y CONFIG_NETFILTER_NETLINK_GLUE_CT=y
>    AUTOLOAD:=$(call AutoProbe,nf_conntrack_netlink)
>    $(call AddDepends/nfnetlink,+kmod-ipt-conntrack)
>  endef
> diff --git a/target/linux/generic/config-4.14 b/target/linux/generic/config-4.14
> index d54ede9efd..25b3de9f18 100644
> --- a/target/linux/generic/config-4.14
> +++ b/target/linux/generic/config-4.14
> @@ -3252,6 +3252,7 @@ CONFIG_NF_CONNTRACK_PROCFS=y
>  # CONFIG_NF_CONNTRACK_ZONES is not set
>  # CONFIG_NF_CT_NETLINK is not set
>  # CONFIG_NF_CT_NETLINK_TIMEOUT is not set
> +# CONFIG_NF_CT_NETLINK_HELPER is not set
>  # CONFIG_NF_CT_PROTO_DCCP is not set
>  # CONFIG_NF_CT_PROTO_GRE is not set
>  # CONFIG_NF_CT_PROTO_SCTP is not set
> -- 
> 2.21.1 (Apple Git-122.3)
> 
> 
> 
> 

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