Re: [PATCH v3] configure: Show support for connlabel

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On Sat, Mar 12, 2016 at 05:48:04PM +0530, Shivani Bhardwaj wrote:
> Add the --disable-connlabel option and the appropriate functionality
> associated with it.
> 
> After this patch, iptables configuration shows up as:
> 
> Iptables Configuration:
>   IPv4 support:                         yes
>   IPv6 support:                         yes
>   Devel support:                        yes
>   IPQ support:                          no
>   Large file support:                   yes
>   BPF utils support:                    no
>   nfsynproxy util support:              no
>   nftables support:                     yes
>   connlabel support:                    yes

I think we are almost there, see below.

> Signed-off-by: Shivani Bhardwaj <shivanib134@xxxxxxxxx>
> ---
> Changes in v3:
> 	Remove check for libnfnetlink from the if block
> 
> Changes in v2:
> 	Correct the option to disable-connlabel and add code to make it
> 	work
> 
>  configure.ac | 30 +++++++++++++++++++++---------
>  1 file changed, 21 insertions(+), 9 deletions(-)
> 
> diff --git a/configure.ac b/configure.ac
> index 33a8f2d..f9bc2a3 100644
> --- a/configure.ac
> +++ b/configure.ac
[...]
> @@ -168,6 +164,21 @@ if test "$nftables" != 1; then
>  	blacklist_a_modules="$blacklist_a_modules mangle"
>  fi
>  
> +if test "x$enable_connlabel" = "xyes"; then
> +	PKG_CHECK_MODULES([libnetfilter_conntrack],
> +		[libnetfilter_conntrack >= 1.0.4],
> +		[nfconntrack=1], [nfconntrack=0])
> +
> +	if test "$nfconntrack" -ne 1; then
> +		blacklist_modules="$blacklist_modules connlabel";
> +		echo "WARNING: libnetfilter_conntrack not found, connlabel match will not be built";

Could you set enable_connlabel to "no" when this occurs so the banner
also displays that connlabel support has been skipped?

> +	fi;
> +else
> +	blacklist_modules="$blacklist_modules connlabel";
> +fi;
--
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