On 09/03/2023 16:07, Ales Musil wrote:
> On Thu, Mar 9, 2023 at 3:00 PM Ales Musil <[email protected]> wrote:
> 
>> Specifying datapath with "dpctl/flush-conntrack" didn't
>> work as expected and caused error:
>> ovs-dpctl: field system@ovs-system missing value (Invalid argument)
>>
>> To prevent that check if we have datapath as first argument
>> and use it accordingly.
>>
>> Fixes: a9ae73b916ba ("ofp, dpif: Allow CT flush based on partial match.")
>> Signed-off-by: Ales Musil <[email protected]>
>> ---
>> v2: Add test case.
>> v3: Add test case also for flush-conntrack without arguments.
>> ---
>>  lib/dpctl.c             | 17 ++++++++---------
>>  tests/system-traffic.at | 16 ++++++++++++++++
>>  2 files changed, 24 insertions(+), 9 deletions(-)
>>
>> diff --git a/lib/dpctl.c b/lib/dpctl.c
>> index c501a0cd7..a7a4d8ee8 100644
>> --- a/lib/dpctl.c
>> +++ b/lib/dpctl.c
>> @@ -1717,10 +1717,16 @@ dpctl_flush_conntrack(int argc, const char *argv[],
>>      uint16_t zone, *pzone = NULL;
>>      int error;
>>      int args = argc - 1;
>> +    int zone_pos = 1;
>> +
>> +    if (dp_arg_exists(argc, argv)) {
>> +        args--;
>> +        zone_pos = 2;
>> +    }
>>
>>      /* Parse zone. */
>> -    if (args && !strncmp(argv[1], "zone=", 5)) {
>> -        if (!ovs_scan(argv[1], "zone=%"SCNu16, &zone)) {
>> +    if (args && !strncmp(argv[zone_pos], "zone=", 5)) {
>> +        if (!ovs_scan(argv[zone_pos], "zone=%"SCNu16, &zone)) {
>>              ds_put_cstr(&ds, "failed to parse zone");
>>              error = EINVAL;
>>              goto error;
>> @@ -1747,13 +1753,6 @@ dpctl_flush_conntrack(int argc, const char *argv[],
>>          args--;
>>      }
>>
>> -    /* Report error if there is more than one unparsed argument. */
>> -    if (args > 1) {
>> -        ds_put_cstr(&ds, "invalid arguments");
>> -        error = EINVAL;
>> -        goto error;
>> -    }
>> -
>>      error = opt_dpif_open(argc, argv, dpctl_p, 5, &dpif);
>>      if (error) {
>>          dpctl_error(dpctl_p, error, "Cannot open dpif");
>> diff --git a/tests/system-traffic.at b/tests/system-traffic.at
>> index 380372430..d5723685a 100644
>> --- a/tests/system-traffic.at
>> +++ b/tests/system-traffic.at
>> @@ -2360,8 +2360,10 @@
>> priority=100,in_port=2,icmp,action=ct(zone=5,commit),1
>>  ])
>>
>>  AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
>> +dp=$(ovs-appctl dpctl/dump-dps)
>>
>>  m4_foreach([FLUSH_CMD], [[ovs-appctl dpctl/flush-conntrack],
>> +                         [ovs-appctl dpctl/flush-conntrack $dp],
>>                           [ovs-ofctl ct-flush br0]], [
>>  AS_BOX([Testing with FLUSH_CMD])
>>
>> @@ -2503,6 +2505,20 @@
>> udp,orig=(src=10.1.1.2,dst=10.1.1.1,sport=2,dport=1),reply=(src=10.1.1.1,dst=10.
>>
>>  AT_CHECK([FLUSH_CMD zone=5 '' 'ct_nw_src=10.1.1.1'])
>>
>> +AT_CHECK([ovs-appctl dpctl/dump-conntrack | grep "10\.1\.1\.1"], [1])
>> +
>> +dnl Test UDP from port 1 and 2, partial flush by src address in reply
>> direction
>> +AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 "in_port=1
>> packet=50540000000a50540000000908004500001c000000000011a4cd0a0101010a0101020001000200080000
>> actions=resubmit(,0)"])
>> +AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 "in_port=2
>> packet=50540000000a50540000000908004500001c000000000011a4cd0a0101020a0101010002000100080000
>> actions=resubmit(,0)"])
>> +
>> +
>> +AT_CHECK([ovs-appctl dpctl/dump-conntrack | grep "10\.1\.1\.1" | sort],
>> [0], [dnl
>>
>> +udp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=1,dport=2),reply=(src=10.1.1.2,dst=10.1.1.1,sport=2,dport=1)
>>
>> +udp,orig=(src=10.1.1.2,dst=10.1.1.1,sport=2,dport=1),reply=(src=10.1.1.1,dst=10.1.1.2,sport=1,dport=2),zone=5
>> +])
>> +
>> +AT_CHECK([FLUSH_CMD])
>> +
>>  AT_CHECK([ovs-appctl dpctl/dump-conntrack | grep "10\.1\.1\.1"], [1])
>>  ])
>>
>> --
>> 2.39.2
>>
>>
> 
> Ah I forgot to change the comment so this should be applied on top:
> 
> diff --git a/tests/system-traffic.at b/tests/system-traffic.at
> index d5723685a..7115a8ef4 100644
> --- a/tests/system-traffic.at
> +++ b/tests/system-traffic.at
> @@ -2507,7 +2507,7 @@ AT_CHECK([FLUSH_CMD zone=5 '' 'ct_nw_src=10.1.1.1'])
> 
>  AT_CHECK([ovs-appctl dpctl/dump-conntrack | grep "10\.1\.1\.1"], [1])
> 
> -dnl Test UDP from port 1 and 2, partial flush by src address in reply
> direction
> +dnl Test UDP from port 1 and 2, flush without arguments
>  AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 "in_port=1
> packet=50540000000a50540000000908004500001c000000000011a4cd0a0101010a0101020001000200080000
> actions=resubmit(,0)"])
>  AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 "in_port=2
> packet=50540000000a50540000000908004500001c000000000011a4cd0a0101020a0101010002000100080000
> actions=resubmit(,0)"])
> 
> 
> Thanks,
> Ales
> 


thanks for the work. looks good. tested manually the flush.

Reviewed-by: Roi Dayan <[email protected]>
_______________________________________________
dev mailing list
[email protected]
https://mail.openvswitch.org/mailman/listinfo/ovs-dev

Reply via email to