From b9e59611841fa6110db667c7f879db6a9bb50580 Mon Sep 17 00:00:00 2001
From: Rakesh Kudurumalla <rkudurumalla@marvell.com>
Date: Mon, 23 Sep 2024 16:08:21 +0530
Subject: [PATCH] ci: virtio csum functionality test

Adds virtio checksum functionality test.

Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
Change-Id: I62be251c3b4aeec18fc7eb11001202cf7f5808f4
Reviewed-on: https://sj1git1.cavium.com/c/IP/SW/dataplane/dpu-offload/+/135452
Tested-by: sa_ip-toolkits-Jenkins <sa_ip-toolkits-jenkins@marvell.com>
Reviewed-by: Rahul Bhansali <rbhansali@marvell.com>
Reviewed-by: Nithin Kumar Dabilpuram <ndabilpuram@marvell.com>
---
 ci/test/dao-test/virtio/l2fwd/meson.build     |   1 +
 .../virtio/l2fwd/pcap/csum_expected.pcap      | Bin 0 -> 9049 bytes
 .../dao-test/virtio/l2fwd/pcap/csum_tx.pcap   | Bin 0 -> 9049 bytes
 .../virtio/l2fwd/virtio_l2fwd_csum.sh         | 108 ++++++++++++++++++
 4 files changed, 109 insertions(+)
 create mode 100644 ci/test/dao-test/virtio/l2fwd/pcap/csum_expected.pcap
 create mode 100644 ci/test/dao-test/virtio/l2fwd/pcap/csum_tx.pcap
 create mode 100755 ci/test/dao-test/virtio/l2fwd/virtio_l2fwd_csum.sh

diff --git a/ci/test/dao-test/virtio/l2fwd/meson.build b/ci/test/dao-test/virtio/l2fwd/meson.build
index 52ea78b..b911945 100644
--- a/ci/test/dao-test/virtio/l2fwd/meson.build
+++ b/ci/test/dao-test/virtio/l2fwd/meson.build
@@ -9,6 +9,7 @@ tests = [
     ['virtio_l2fwd_guest_1c', 'virtio_l2fwd_1c.sh', ''],
     ['virtio_l2fwd_perf', 'virtio_l2fwd_perf.sh', ''],
     ['virtio_l2fwd_host_net_1c', 'virtio_l2fwd_1c.sh', ''],
+    ['virtio_l2fwd_csum', 'virtio_l2fwd_csum.sh', '']
 ]
 
 test_dir = meson.current_build_dir()
diff --git a/ci/test/dao-test/virtio/l2fwd/pcap/csum_expected.pcap b/ci/test/dao-test/virtio/l2fwd/pcap/csum_expected.pcap
new file mode 100644
index 0000000000000000000000000000000000000000..1f1797454a213d76b724a3b73ea099fcc12a837b
GIT binary patch
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literal 0
HcmV?d00001

diff --git a/ci/test/dao-test/virtio/l2fwd/pcap/csum_tx.pcap b/ci/test/dao-test/virtio/l2fwd/pcap/csum_tx.pcap
new file mode 100644
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GIT binary patch
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literal 0
HcmV?d00001

diff --git a/ci/test/dao-test/virtio/l2fwd/virtio_l2fwd_csum.sh b/ci/test/dao-test/virtio/l2fwd/virtio_l2fwd_csum.sh
new file mode 100755
index 0000000..270df9b
--- /dev/null
+++ b/ci/test/dao-test/virtio/l2fwd/virtio_l2fwd_csum.sh
@@ -0,0 +1,108 @@
+#!/bin/bash
+# SPDX-License-Identifier: Marvell-MIT
+# Copyright (c) 2024 Marvell.
+
+set -euo pipefail
+
+L2FWD_1C_SCRIPT_PATH="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
+source $L2FWD_1C_SCRIPT_PATH/virtio_l2fwd_utils.sh
+
+
+# List-format "offload-name <csum> <mseg> <in_order>
+virtio_offloads=(
+		[0]="cksum 1 0 0" #CSUM_F
+		)
+
+function csum_host_start_traffic()
+{
+	local pfx=$1
+
+	echo "Starting ports"
+	ep_host_op testpmd_cmd $pfx set fwd csum
+	ep_host_op testpmd_cmd $pfx start
+	echo "Started traffic on Host"
+}
+
+failed_tests=""
+function virtio_csum_offload_run()
+{
+	local pfx=$1
+	local l2fwd_out=$2
+	local ff=$3
+	local tx_spcap=$4
+	local cmp_script=$EP_DIR/ci/test/dao-test/common/scapy/validate_pcap.py
+	local rpcap=/tmp/out.pcap
+	local ref_pcap=$5
+	local tpcap
+	local itr=0
+	local max_offloads=${#virtio_offloads[@]}
+	((--max_offloads))
+
+
+	local list=(${virtio_offloads[$itr]})
+	echo -e "######################## ITERATION $itr" \
+		"(virtio_offload = "$ff"_${list[0]})########################\n"
+
+	tpcap=$tx_spcap
+
+       # Start traffic
+       l2fwd_host_launch_testpmd_with_pcap $pfx $tpcap $rpcap ${list[1]} ${list[2]} \
+						${list[3]}
+
+       # Wait for host to connect before traffic start
+       l2fwd_host_connect_wait $l2fwd_out
+       csum_host_start_traffic $pfx
+
+       # Stop Traffic
+       l2fwd_host_stop_traffic $pfx
+
+       # validate packets
+       l2fwd_host_validate_traffic $cmp_script $ref_pcap $rpcap
+       local k=$?
+       if [[ "$k" != "0" ]]; then
+	       failed_tests="$failed_tests \""$ff"_${list[0]}\""
+       fi
+       return $k
+}
+
+
+function virtio_l2fwd_csum()
+{
+	local l2fwd_pfx=${DAO_TEST}
+	local host_testpmd_pfx=${DAO_TEST}_testpmd_host
+	local l2fwd_out=virtio_l2fwd.${l2fwd_pfx}.out
+	local tx_spcap=$EP_DIR/ci/test/dao-test/virtio/l2fwd/pcap/csum_tx.pcap
+	local ref_pcap=$EP_DIR/ci/test/dao-test/virtio/l2fwd/pcap/csum_expected.pcap
+	local if0=$(ep_device_get_inactive_if)
+	local k=0
+
+
+	failed_tests=""
+	l2fwd_register_sig_handler ${DAO_TEST} $host_testpmd_pfx $l2fwd_out
+
+	ep_common_bind_driver pci $if0 vfio-pci
+
+       # Launch virtio l2fwd
+       if ! l2fwd_app_launch $if0 $l2fwd_pfx $l2fwd_out "4-7" \
+	       "-p 0x1 -v 0x1 -P -l --enable-l4-csum"; then
+	       echo "Failed to launch virtio l2fwd"
+
+	       # Quit l2fwd app
+	       l2fwd_app_quit $l2fwd_pfx $l2fwd_out
+	       return 1
+       fi
+
+       ep_host_op vdpa_setup $(ep_device_get_part)
+
+       virtio_csum_offload_run $host_testpmd_pfx $l2fwd_out "" $tx_spcap $ref_pcap
+       local k=$?
+
+       ep_host_op vdpa_cleanup
+       # Quit l2fwd app
+       l2fwd_app_quit $l2fwd_pfx $l2fwd_out
+
+       return $k
+}
+
+
+test_run ${DAO_TEST} 2