Re: [PROBLEM] selftests: net/forwarding/bridge_mdb.sh: 'Command "replace" is unknown, try "bridge mdb help"'

[Mirsad Todorovac]

On 7/19/23 15:05, Ido Schimmel wrote:
> On Tue, Jul 18, 2023 at 09:02:31PM +0200, Mirsad Todorovac wrote:
> > Command "replace" is unknown, try "bridge mdb help".
>
> You are running the test with an old iproute2 that doesn't support the
> replace command. The following patches [1][2] skip the tests in this
> case. However, you will get better test coverage with iproute2-next [3]
> compared to the version shipped with your distribution.

You are right and though I was using the latest iproute2 from the
Ubuntu 22.04 LTS and 22.10, the iproute2-next had unlocked the test suite.

> [1]
> diff --git a/tools/testing/selftests/net/forwarding/bridge_mdb.sh b/tools/testing/selftests/net/forwarding/bridge_mdb.sh
> index ae3f9462a2b6..a1bd4900acb6 100755
> --- a/tools/testing/selftests/net/forwarding/bridge_mdb.sh
> +++ b/tools/testing/selftests/net/forwarding/bridge_mdb.sh
> @@ -1206,6 +1206,12 @@ ctrl_test()
>          ctrl_mldv2_is_in_test
>   }
>   
> +bridge mdb help 2>&1 | grep -q "replace"
> +if [ $? -ne 0 ]; then
> +       echo "SKIP: iproute2 too old, missing bridge mdb replace support"
> +       exit $ksft_skip
> +fi
> +
>   trap cleanup EXIT
>   
>   setup_prepare
>
> [2]
> diff --git a/tools/testing/selftests/net/forwarding/bridge_mdb_max.sh b/tools/testing/selftests/net/forwarding/bridge_mdb_max.sh
> index ae255b662ba3..a1c4aec4cbb1 100755
> --- a/tools/testing/selftests/net/forwarding/bridge_mdb_max.sh
> +++ b/tools/testing/selftests/net/forwarding/bridge_mdb_max.sh
> @@ -1328,6 +1328,12 @@ test_8021qvs()
>          switch_destroy
>   }
>   
> +bridge link help 2>&1 | grep -q "mcast_max_groups"
> +if [ $? -ne 0 ]; then
> +       echo "SKIP: iproute2 too old, missing bridge \"mcast_max_groups\" support"
> +       exit $ksft_skip
> +fi
> +
>   trap cleanup EXIT
>   
>   setup_prepare
>
> [3] https://git.kernel.org/pub/scm/network/iproute2/iproute2-next.git