From mboxrd@z Thu Jan  1 00:00:00 1970
From: Patrick McHardy <kaber@trash.net>
Subject: Re: wrong result with conntrack_create, expect_create
Date: Tue, 15 Jul 2008 12:23:46 +0200
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Cc: wang feng <feng.wangs@gmail.com>, netfilter-devel@vger.kernel.org
To: Pablo Neira Ayuso <pablo@netfilter.org>
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Pablo Neira Ayuso wrote:
> wang feng wrote:
>> Hello,
>> I have done some test based on the libnetfilter_conntrack-0.0.96,something is
>> wrong with the samples under utils:
>>
>> conntrack_create:
>>  TEST: create conntrack (0)(Success)
>> it should create a conntrack with src:1.1.1.1, dst:2.2.2.2
>> but: conntrack_get:
>> ipv4     2 tcp      6 98 src=0.0.0.0 dst=0.0.0.0 sport=0 dport=0 packets=0
>> bytes=0 [UNREPLIED] src=0.0.0.0 dst=0.0.0.0 sport=0 dport=0 packets=0 bytes=0
>> mark=0 use=2
>>
>> expect_create:
>> TEST: add master conntrack (0)(Success)
>> TEST: create expectation (-1)(Invalid argument)
> 
> You probably forgot to insmod:
> 
> * nf_conntrack_ipv4
> * nf_conntrack_ftp, which is required to run the expect_create test.
> 
> I'm going to add a note in the sources of the test now.

Ideally we would simply autoload the modules on create requests.
That would also be a first step to fix the NAT dependencies.