From: sean darcy <seandarcy2@gmail.com>
To: netfilter@vger.kernel.org
Subject: Re: ingress hook on interface with multiple addresses ?
Date: Wed, 12 Aug 2020 17:30:00 -0400 [thread overview]
Message-ID: <rh1n0o$163n$1@ciao.gmane.io> (raw)
In-Reply-To: <20200812205705.GA1660@breakpoint.cc>
On 8/12/20 4:57 PM, Florian Westphal wrote:
> sean darcy <seandarcy2@gmail.com> wrote:
>> I have an interface with 2 ip addresses:
>>
>> ip a
>> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group
>> default qlen 1000
>> ............
>> 2: enp1s0f1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state
>> UP group default qlen 1000
>> link/ether 98:29:a6:48:49:8e brd ff:ff:ff:ff:ff:ff
>> inet 10.0.0.61/24 brd 10.0.0.255 scope global noprefixroute enp1s0f1
>> valid_lft forever preferred_lft forever
>> inet 10.0.0.2/32 scope global noprefixroute enp1s0f1
>> valid_lft forever preferred_lft forever
>>
>> When I try to add a chain on ingress hook, nft is unhappy:
>>
>> nft list table netdev foo
>> table netdev foo {
>> set allowlist {
>> type ipv4_addr
>> flags interval
>> auto-merge
>> elements = { 10.0.0.0/8, 127.0.0.1 }
>> }
>> }
>>
>>
>> nft 'add chain netdev foo dev0filter { type filter hook ingress device
>> enp1s0f1 priority 0 ; }'
>> Error: Could not process rule: No such file or directory
>> add chain netdev foo dev0filter { type filter hook ingress device enp1s0f1
>> priority 0 ; }
>
> works fine for me on 5.7.11 kernel (with adjusted interface name).
>
>> Can you have a chain on ingress hook for an interface that has multiple
>> addresses ?
>
> Its not relevant how many addresses are assigned.
>
I'm on Fedora 32:
5.7.14-200.fc32.
rpm -q nftables libnftnl
nftables-0.9.3-3.fc32.x86_64
libnftnl-1.1.5-2.fc32.x86_64
I see nftables is now at 0.9.6 and libnftnl is at 1.1.7. What versions
are you using?
I'll try to upgrade and see if that works.
next prev parent reply other threads:[~2020-08-12 21:30 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-12 15:41 ingress hook on interface with multiple addresses ? sean darcy
2020-08-12 20:57 ` Florian Westphal
2020-08-12 21:30 ` sean darcy [this message]
2020-08-12 22:03 ` Florian Westphal
2020-08-13 0:54 ` Pablo Neira Ayuso
2020-08-13 21:14 ` sean darcy
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