On Tue, Sep 25, 2018 at 10:37:18PM +0800, Xiaoyu Min wrote:
> add commands which supports following TTL actions:
> - RTE_FLOW_ACTION_TYPE_DEC_TTL
> - RTE_FLOW_ACTION_TYPE_SET_TTL
>
> Signed-off-by: Xiaoyu Min <jack...@mellanox.com>
Acked-by: Yongseok Koh <ys...@mellanox.com>
Thanks
> ---
> app/test-pmd/cmdline_flow.c | 34 +++++++++++++++++++++
> app/test-pmd/config.c | 3 ++
> doc/guides/testpmd_app_ug/testpmd_funcs.rst | 5 +++
> 3 files changed, 42 insertions(+)
>
> diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c
> index 3935539cb..fae825462 100644
> --- a/app/test-pmd/cmdline_flow.c
> +++ b/app/test-pmd/cmdline_flow.c
> @@ -255,6 +255,9 @@ enum index {
> ACTION_SET_TP_SRC_TP_SRC,
> ACTION_SET_TP_DST,
> ACTION_SET_TP_DST_TP_DST,
> + ACTION_DEC_TTL,
> + ACTION_SET_TTL,
> + ACTION_SET_TTL_TTL,
> };
>
> /** Maximum size for pattern in struct rte_flow_item_raw. */
> @@ -834,6 +837,8 @@ static const enum index next_action[] = {
> ACTION_SET_IPV6_DST,
> ACTION_SET_TP_SRC,
> ACTION_SET_TP_DST,
> + ACTION_DEC_TTL,
> + ACTION_SET_TTL,
> ZERO,
> };
>
> @@ -972,6 +977,12 @@ static const enum index action_set_tp_dst[] = {
> ZERO,
> };
>
> +static const enum index action_set_ttl[] = {
> + ACTION_SET_TTL_TTL,
> + ACTION_NEXT,
> + ZERO,
> +};
> +
> static const enum index action_jump[] = {
> ACTION_JUMP_GROUP,
> ACTION_NEXT,
> @@ -2620,6 +2631,29 @@ static const struct token token_list[] = {
> (struct rte_flow_action_set_tp, port)),
> .call = parse_vc_conf,
> },
> + [ACTION_DEC_TTL] = {
> + .name = "dec_ttl",
> + .help = "decrease network TTL if available",
> + .priv = PRIV_ACTION(DEC_TTL, 0),
> + .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
> + .call = parse_vc,
> + },
> + [ACTION_SET_TTL] = {
> + .name = "set_ttl",
> + .help = "set ttl value",
> + .priv = PRIV_ACTION(SET_TTL,
> + sizeof(struct rte_flow_action_set_ttl)),
> + .next = NEXT(action_set_ttl),
> + .call = parse_vc,
> + },
> + [ACTION_SET_TTL_TTL] = {
> + .name = "ttl_value",
> + .help = "new ttl value to set",
> + .next = NEXT(action_set_ttl, NEXT_ENTRY(UNSIGNED)),
> + .args = ARGS(ARGS_ENTRY_HTON
> + (struct rte_flow_action_set_ttl, ttl_value)),
> + .call = parse_vc_conf,
> + },
> };
>
> /** Remove and return last entry from argument stack. */
> diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
> index d1028d03e..d28b6ed14 100644
> --- a/app/test-pmd/config.c
> +++ b/app/test-pmd/config.c
> @@ -1174,6 +1174,9 @@ static const struct {
> sizeof(struct rte_flow_action_set_tp)),
> MK_FLOW_ACTION(SET_TP_DST,
> sizeof(struct rte_flow_action_set_tp)),
> + MK_FLOW_ACTION(DEC_TTL, 0),
> + MK_FLOW_ACTION(SET_TTL,
> + sizeof(struct rte_flow_action_set_ttl)),
> };
>
> /** Compute storage space needed by action configuration and copy it. */
> diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> index f60be0862..db68c4346 100644
> --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> @@ -3721,6 +3721,11 @@ This section lists supported actions and their
> attributes, if any.
>
> - ``port``: New TCP/UDP destination port number.
>
> +- ``dec_ttl``: Performs a decrease TTL value action
> +
> +- ``set_ttl``: Set TTL value with specificed value
> + - ``ttl_value {unsigned}``: The new TTL value to be set
> +
> Destroying flow rules
> ~~~~~~~~~~~~~~~~~~~~~
>
> --
> 2.17.1
>
