Re: Iptables without ipt_state using xt_state

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Mart Frauenlob ha scritto:
> On 12.01.2010 18:34, FiloSottile wrote:
>   
>> I am running on a OpenVZ box with static unmodifiable kernel.
>> I have no ipt_state and ipt_connmark but i have xt_state and xt_connmark.
>> I want to build a simple firewall, but when i run that:
>>
>> # iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
>> iptables: No chain/target/match by that name
>>
>> How to use xt_state instead ipt_state? Or there is an alternative way to
>> build firewall?
>> Thank you
>>     
> eris:~# modinfo xt_state
> filename:
> /lib/modules/2.6.24-etchnhalf.1-686/kernel/net/netfilter/xt_state.ko
> license:        GPL
> author:         Rusty Russell <rusty@xxxxxxxxxxxxxxx>
> description:    ip[6]_tables connection tracking state match module
> alias:          ipt_state
> alias:          ip6t_state
> vermagic:       2.6.24-etchnhalf.1-686 SMP mod_unload 686
> depends:        x_tables,nf_conntrack
>   
modinfo: could not open
/lib/modules/2.6.18-128.1.1.el5.028stab062.3PAE/modules.dep
> eris:~# grep -w xt_state /lib/modules/$(uname -r)/modules.alias
> alias ipt_state xt_state
> alias ip6t_state xt_state
>   
root@vps:~# ls /lib/modules/*
root@vps:~#
> xt_state is the successor of ipt_state.
>
> what does modprobe -v xt_state say?
>   
WARNING: Deprecated config file /etc/modprobe.conf, all config files
belong into /etc/modprobe.d/.
FATAL: Could not load
/lib/modules/2.6.18-128.1.1.el5.028stab062.3PAE/modules.dep: No such
file or directory
> uname -a?
>   
Linux vps.fvnetwork.it 2.6.18-128.1.1.el5.028stab062.3PAE #1 SMP Tue May
5 17:50:37 MSD 2009 i686 GNU/Linux
> regards
>
> Mart
>
>   
As i said, i am on a OpenVZ VPS, and i cannot modify kernel and modules.
The only info that i have is that:

root@vps:~# ls /lib/xtables/ | grep state
libxt_state.so

Does it assure that i have the xt_state module loaded? In case how can i
verify if it works?
And in case it doesn't work, how can i get a simple one-host firewall?

Thank you

-- 
Filippo Valsorda                             FiloSottile@WikiMedia
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