From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [iproute2 PATCH v2] tc: flower: Classify packets based port
 ranges
Date: Fri, 9 Nov 2018 08:11:19 -0800
Message-ID: <20181109081119.0cb12505@xeon-e3>
References: <154162577012.57835.17845635441983538034.stgit@anamhost.jf.intel.com>
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Cc: netdev@vger.kernel.org, jakub.kicinski@netronome.com,
        sridhar.samudrala@intel.com, jhs@mojatatu.com,
        xiyou.wangcong@gmail.com, jiri@resnulli.us
To: Amritha Nambiar <amritha.nambiar@intel.com>
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On Wed, 07 Nov 2018 13:22:50 -0800
Amritha Nambiar <amritha.nambiar@intel.com> wrote:

> Added support for filtering based on port ranges.
> 
> Example:
> 1. Match on a port range:
> -------------------------
> $ tc filter add dev enp4s0 protocol ip parent ffff:\
>   prio 1 flower ip_proto tcp dst_port range 20-30 skip_hw\
>   action drop
> 
> $ tc -s filter show dev enp4s0 parent ffff:
> filter protocol ip pref 1 flower chain 0
> filter protocol ip pref 1 flower chain 0 handle 0x1
>   eth_type ipv4
>   ip_proto tcp
>   dst_port range 20-30
>   skip_hw
>   not_in_hw
>         action order 1: gact action drop
>          random type none pass val 0
>          index 1 ref 1 bind 1 installed 85 sec used 3 sec
>         Action statistics:
>         Sent 460 bytes 10 pkt (dropped 10, overlimits 0 requeues 0)
>         backlog 0b 0p requeues 0
> 
> 2. Match on IP address and port range:
> --------------------------------------
> $ tc filter add dev enp4s0 protocol ip parent ffff:\
>   prio 1 flower dst_ip 192.168.1.1 ip_proto tcp dst_port range 100-200\
>   skip_hw action drop
> 
> $ tc -s filter show dev enp4s0 parent ffff:
> filter protocol ip pref 1 flower chain 0 handle 0x2
>   eth_type ipv4
>   ip_proto tcp
>   dst_ip 192.168.1.1
>   dst_port range 100-200
>   skip_hw
>   not_in_hw
>         action order 1: gact action drop
>          random type none pass val 0
>          index 2 ref 1 bind 1 installed 58 sec used 2 sec
>         Action statistics:
>         Sent 920 bytes 20 pkt (dropped 20, overlimits 0 requeues 0)
>         backlog 0b 0p requeues 0
> 
> v2:
> Addressed Jiri's comment to sync output format with input
> 
> Signed-off-by: Amritha Nambiar <amritha.nambiar@intel.com>

Please resubmit to iproute2-next after the UAPI changes have been accepted
into kernel (net-next).