examples/ip_pipeline: add ECMP route example

Add example to build pipeline to demonstrate equal-cost multi-path
routing example.

Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>

diff --git a/examples/ip_pipeline/examples/route_ecmp.cli b/examples/ip_pipeline/examples/route_ecmp.cli
new file mode 100644 (file)
index 0000000..06434a2
--- /dev/null
+++ b/examples/ip_pipeline/examples/route_ecmp.cli
@@ -0,0 +1,57 @@
+; SPDX-License-Identifier: BSD-3-Clause
+; Copyright(c) 2010-2018 Intel Corporation
+
+; Equal Cost Multi-Path (ECMP) Routing
+;
+; Input packet: Ethernet/IPv4
+;
+; Packet buffer layout:
+; #   Field Name       Offset (Bytes)   Size (Bytes)
+; 0   Mbuf             0                128
+; 1   Headroom         128              128
+; 2   Ethernet header  256              14
+; 3   IPv4 header      270              20
+
+mempool MEMPOOL0 buffer 2304 pool 32K cache 256 cpu 0
+
+link LINK0 dev 0000:02:00.0 rxq 1 128 MEMPOOL0 txq 1 512 promiscuous on
+link LINK1 dev 0000:02:00.1 rxq 1 128 MEMPOOL0 txq 1 512 promiscuous on
+link LINK2 dev 0000:06:00.0 rxq 1 128 MEMPOOL0 txq 1 512 promiscuous on
+link LINK3 dev 0000:06:00.1 rxq 1 128 MEMPOOL0 txq 1 512 promiscuous on
+
+table action profile APRT ipv4 offset 270 fwd balance offset 278 mask 00FF0000FFFFFFFFFFFFFFFFFFFFFFFF outoffset 256
+table action profile APNH ipv4 offset 270 fwd encap ether
+
+pipeline PIPELINE0 period 10 offset_port_id 0 cpu 0
+
+pipeline PIPELINE0 port in bsz 32 link LINK0 rxq 0
+pipeline PIPELINE0 port in bsz 32 link LINK1 rxq 0
+pipeline PIPELINE0 port in bsz 32 link LINK2 rxq 0
+pipeline PIPELINE0 port in bsz 32 link LINK3 rxq 0
+
+pipeline PIPELINE0 port out bsz 32 link LINK0 txq 0
+pipeline PIPELINE0 port out bsz 32 link LINK1 txq 0
+pipeline PIPELINE0 port out bsz 32 link LINK2 txq 0
+pipeline PIPELINE0 port out bsz 32 link LINK3 txq 0
+pipeline PIPELINE0 port out bsz 32 sink
+
+pipeline PIPELINE0 table match lpm ipv4 offset 286 size 4K action APRT
+pipeline PIPELINE0 table match array offset 256 size 64K action APNH
+
+pipeline PIPELINE0 port in 0 table 0
+pipeline PIPELINE0 port in 1 table 0
+pipeline PIPELINE0 port in 2 table 0
+pipeline PIPELINE0 port in 3 table 0
+
+thread 1 pipeline PIPELINE0 enable
+
+pipeline PIPELINE0 table 0 rule add match default action fwd port 4
+pipeline PIPELINE0 table 0 rule add match lpm ipv4 100.0.0.0 10 action fwd table 1 balance 0 0 0 0 1 1 2 2
+pipeline PIPELINE0 table 0 rule add match lpm ipv4 100.64.0.0 10 action fwd table 1 balance 1 1 1 1 2 2 3 3
+pipeline PIPELINE0 table 0 rule add match lpm ipv4 100.128.0.0 10 action fwd table 1 balance 2 2 2 2 3 3 0 0
+pipeline PIPELINE0 table 0 rule add match lpm ipv4 100.192.0.0 10 action fwd table 1 balance 3 3 3 3 0 0 1 1
+
+pipeline PIPELINE0 table 1 rule add match array 0 action fwd port 0 encap ether a0:a1:a2:a3:a4:a5 00:01:02:03:04:05
+pipeline PIPELINE0 table 1 rule add match array 1 action fwd port 1 encap ether b0:b1:b2:b3:b4:b5 10:11:12:13:14:15
+pipeline PIPELINE0 table 1 rule add match array 2 action fwd port 2 encap ether c0:c1:c2:c3:c4:c5 20:21:22:23:24:25
+pipeline PIPELINE0 table 1 rule add match array 3 action fwd port 3 encap ether d0:d1:d2:d3:d4:d5 30:31:32:33:34:35