[v2,05/11] app/testpmd: support IPv6 fragment extension item

Message ID 248c94e7f8f071e51b12a5b283c7313cf07f0c8e.1601586563.git.dekelp@nvidia.com (mailing list archive)
State Superseded, archived
Delegated to: Ferruh Yigit
Headers
Series support match on L3 fragmented packets |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Dekel Peled Oct. 1, 2020, 9:15 p.m. UTC
rte_flow update, following RFC [1], added to ethdev the rte_flow item
ipv6_frag_ext.
This patch updates testpmd CLI to support the new item and its fields.

To match on fragmented IPv6 packets, this item is added to pattern:
... ipv6 / ipv6_frag_ext ...

[1] http://mails.dpdk.org/archives/dev/2020-March/160255.html

Signed-off-by: Dekel Peled <dekelp@nvidia.com>
---
 app/test-pmd/cmdline_flow.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
  

Comments

Ori Kam Oct. 4, 2020, 1:47 p.m. UTC | #1
Hi 

> -----Original Message-----
> From: Dekel Peled <dekelp@nvidia.com>
> Sent: Friday, October 2, 2020 12:15 AM
> Subject: [PATCH v2 05/11] app/testpmd: support IPv6 fragment extension item
> 
> rte_flow update, following RFC [1], added to ethdev the rte_flow item
> ipv6_frag_ext.
> This patch updates testpmd CLI to support the new item and its fields.
> 
> To match on fragmented IPv6 packets, this item is added to pattern:
> ... ipv6 / ipv6_frag_ext ...
> 
> [1]
> https://nam11.safelinks.protection.outlook.com/?url=http%3A%2F%2Fmails.dpd
> k.org%2Farchives%2Fdev%2F2020-
> March%2F160255.html&amp;data=02%7C01%7Corika%40nvidia.com%7C05088
> 1c489164e37c32008d8664f2d9f%7C43083d15727340c1b7db39efd9ccc17a%7C
> 0%7C0%7C637371837539734661&amp;sdata=WQyqN0fQMH%2BuGGcR9OU7
> wp7yQMaup0dXGN4UCUG6B%2BA%3D&amp;reserved=0
> 
> Signed-off-by: Dekel Peled <dekelp@nvidia.com>
> ---


Acked-by: Ori Kam <orika@nvidia.com>
Thanks,
Ori
  

Patch

diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c
index b078095..1f800eb 100644
--- a/app/test-pmd/cmdline_flow.c
+++ b/app/test-pmd/cmdline_flow.c
@@ -195,6 +195,9 @@  enum index {
 	ITEM_ARP_ETH_IPV4_TPA,
 	ITEM_IPV6_EXT,
 	ITEM_IPV6_EXT_NEXT_HDR,
+	ITEM_IPV6_FRAG_EXT,
+	ITEM_IPV6_FRAG_EXT_NEXT_HDR,
+	ITEM_IPV6_FRAG_EXT_FRAG_DATA,
 	ITEM_ICMP6,
 	ITEM_ICMP6_TYPE,
 	ITEM_ICMP6_CODE,
@@ -786,6 +789,7 @@  struct parse_action_priv {
 	ITEM_VXLAN_GPE,
 	ITEM_ARP_ETH_IPV4,
 	ITEM_IPV6_EXT,
+	ITEM_IPV6_FRAG_EXT,
 	ITEM_ICMP6,
 	ITEM_ICMP6_ND_NS,
 	ITEM_ICMP6_ND_NA,
@@ -1007,6 +1011,13 @@  struct parse_action_priv {
 	ZERO,
 };
 
+static const enum index item_ipv6_frag_ext[] = {
+	ITEM_IPV6_FRAG_EXT_NEXT_HDR,
+	ITEM_IPV6_FRAG_EXT_FRAG_DATA,
+	ITEM_NEXT,
+	ZERO,
+};
+
 static const enum index item_icmp6[] = {
 	ITEM_ICMP6_TYPE,
 	ITEM_ICMP6_CODE,
@@ -2578,6 +2589,30 @@  static int comp_set_raw_index(struct context *, const struct token *,
 		.args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6_ext,
 					     next_hdr)),
 	},
+	[ITEM_IPV6_FRAG_EXT] = {
+		.name = "ipv6_frag_ext",
+		.help = "match presence of IPv6 fragment extension header",
+		.priv = PRIV_ITEM(IPV6_FRAG_EXT,
+				sizeof(struct rte_flow_item_ipv6_frag_ext)),
+		.next = NEXT(item_ipv6_frag_ext),
+		.call = parse_vc,
+	},
+	[ITEM_IPV6_FRAG_EXT_NEXT_HDR] = {
+		.name = "next_hdr",
+		.help = "next header",
+		.next = NEXT(item_ipv6_frag_ext, NEXT_ENTRY(UNSIGNED),
+			     item_param),
+		.args = ARGS(ARGS_ENTRY(struct rte_flow_item_ipv6_frag_ext,
+					hdr.next_header)),
+	},
+	[ITEM_IPV6_FRAG_EXT_FRAG_DATA] = {
+		.name = "frag_data",
+		.help = "Fragment flags and offset",
+		.next = NEXT(item_ipv6_frag_ext, NEXT_ENTRY(UNSIGNED),
+			     item_param),
+		.args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6_frag_ext,
+					     hdr.frag_data)),
+	},
 	[ITEM_ICMP6] = {
 		.name = "icmp6",
 		.help = "match any ICMPv6 header",