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From: Jack Min <jackmin@mellanox.com>
To: Adrien Mazarguil <adrien.mazarguil@6wind.com>, Wenzhuo Lu
<wenzhuo.lu@intel.com>, Jingjing Wu <jingjing.wu@intel.com>, Bernard
Iremonger <bernard.iremonger@intel.com>, John McNamara
<john.mcnamara@intel.com>, Marko Kovacevic <marko.kovacevic@intel.com>
CC: "dev@dpdk.org" <dev@dpdk.org>
Thread-Topic: [PATCH v6 2/3] app/testpmd: add commands of modify TTL
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Date: Tue, 16 Oct 2018 08:14:27 +0000
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Subject: [dpdk-dev] [PATCH v6 2/3] app/testpmd: add commands of modify TTL
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add commands which supports following TTL actions:
- RTE_FLOW_ACTION_TYPE_DEC_TTL
- RTE_FLOW_ACTION_TYPE_SET_TTL
Signed-off-by: Xiaoyu Min <jackmin@mellanox.com>
Acked-by: Yongseok Koh <yskoh@mellanox.com>
---
app/test-pmd/cmdline_flow.c | 34 +++++++++++++++++++++
doc/guides/testpmd_app_ug/testpmd_funcs.rst | 5 +++
2 files changed, 39 insertions(+)
diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c
index 4a2764270..3efc2d86e 100644
--- a/app/test-pmd/cmdline_flow.c
+++ b/app/test-pmd/cmdline_flow.c
@@ -256,6 +256,9 @@ enum index {
ACTION_SET_TP_DST,
ACTION_SET_TP_DST_TP_DST,
ACTION_MAC_SWAP,
+ ACTION_DEC_TTL,
+ ACTION_SET_TTL,
+ ACTION_SET_TTL_TTL,
};
=20
/** Maximum size for pattern in struct rte_flow_item_raw. */
@@ -836,6 +839,8 @@ static const enum index next_action[] =3D {
ACTION_SET_TP_SRC,
ACTION_SET_TP_DST,
ACTION_MAC_SWAP,
+ ACTION_DEC_TTL,
+ ACTION_SET_TTL,
ZERO,
};
=20
@@ -974,6 +979,12 @@ static const enum index action_set_tp_dst[] =3D {
ZERO,
};
=20
+static const enum index action_set_ttl[] =3D {
+ ACTION_SET_TTL_TTL,
+ ACTION_NEXT,
+ ZERO,
+};
+
static const enum index action_jump[] =3D {
ACTION_JUMP_GROUP,
ACTION_NEXT,
@@ -2636,6 +2647,29 @@ static const struct token token_list[] =3D {
.next =3D NEXT(NEXT_ENTRY(ACTION_NEXT)),
.call =3D parse_vc,
},
+ [ACTION_DEC_TTL] =3D {
+ .name =3D "dec_ttl",
+ .help =3D "decrease network TTL if available",
+ .priv =3D PRIV_ACTION(DEC_TTL, 0),
+ .next =3D NEXT(NEXT_ENTRY(ACTION_NEXT)),
+ .call =3D parse_vc,
+ },
+ [ACTION_SET_TTL] =3D {
+ .name =3D "set_ttl",
+ .help =3D "set ttl value",
+ .priv =3D PRIV_ACTION(SET_TTL,
+ sizeof(struct rte_flow_action_set_ttl)),
+ .next =3D NEXT(action_set_ttl),
+ .call =3D parse_vc,
+ },
+ [ACTION_SET_TTL_TTL] =3D {
+ .name =3D "ttl_value",
+ .help =3D "new ttl value to set",
+ .next =3D NEXT(action_set_ttl, NEXT_ENTRY(UNSIGNED)),
+ .args =3D ARGS(ARGS_ENTRY_HTON
+ (struct rte_flow_action_set_ttl, ttl_value)),
+ .call =3D parse_vc_conf,
+ },
};
=20
/** Remove and return last entry from argument stack. */
diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testp=
md_app_ug/testpmd_funcs.rst
index ca060e108..02612cc60 100644
--- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
+++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
@@ -3802,6 +3802,11 @@ This section lists supported actions and their attri=
butes, if any.
- ``mac_swap``: Swap the source and destination MAC addresses in the outer=
most
Ethernet header.
=20
+- ``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
~~~~~~~~~~~~~~~~~~~~~
=20
--=20
2.17.1