K8S: PROX and TREX containers.

This patch adds source files to build prox and trex containers.

Signed-off-by: Sridhar K. N. Rao <sridhar.rao@spirent.com>
Change-Id: I9a26672bc4869e663e6afc64741dbb9ededbb832

15 files changed, 899 insertions, 0 deletions

diff --git a/tools/k8s/test-containers/trafficgen-pods/prox/Dockerfile b/tools/k8s/test-containers/trafficgen-pods/prox/Dockerfile
new file mode 100644
index 00000000..3235e725
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/prox/Dockerfile
@@ -0,0 +1,75 @@
+##
+## Copyright (c) 2019 Intel Corporation
+##
+## Licensed under the Apache License, Version 2.0 (the "License");
+## you may not use this file except in compliance with the License.
+## You may obtain a copy of the License at
+##
+##     http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+##
+
+##################################################
+# Build all components in separate builder image #
+##################################################
+FROM centos:7 as builder
+
+ARG BUILD_DIR=/opt/rapid
+
+COPY ./port_info ${BUILD_DIR}/port_info
+
+COPY ./deploycentostools.sh ${BUILD_DIR}/
+RUN chmod +x ${BUILD_DIR}/deploycentostools.sh \
+  && ${BUILD_DIR}/deploycentostools.sh -k deploy
+
+
+RUN rpm --import https://mirror.go-repo.io/centos/RPM-GPG-KEY-GO-REPO && curl -s https://mirror.go-repo.io/centos/go-repo.repo | tee /etc/yum.repos.d/go-repo.repo
+RUN yum groupinstall -y "Development Tools"
+RUN yum install -y golang; yum clean all
+
+##
+## Download and Build APP-NetUtil
+##
+WORKDIR /root/go/src/
+RUN mkdir github.com && cd github.com && mkdir openshift && cd openshift && git clone https://github.com/openshift/app-netutil
+WORKDIR /root/go/src/github.com/openshift/app-netutil
+RUN make c_sample
+#RUN cp bin/libnetutil_api.so /lib64/libnetutil_api.so; cp bin/libnetutil_api.h /usr/include/libnetutil_api.h
+
+
+#############################
+# Create slim runtime image #
+#############################
+FROM centos:7
+
+ARG BUILD_DIR=/opt/rapid
+
+COPY ./deploycentostools.sh ${BUILD_DIR}/
+COPY --from=builder ${BUILD_DIR}/install_components.tgz ${BUILD_DIR}/install_components.tgz
+COPY --from=builder ${BUILD_DIR}/src ${BUILD_DIR}/src
+COPY --from=builder /root/go/src/github.com/openshift/app-netutil/bin/c_sample /usr/bin/c_sample
+COPY --from=builder /root/go/src/github.com/openshift/app-netutil/bin/libnetutil_api.so /lib64/libnetutil_api.so
+COPY --from=builder /root/go/src/github.com/openshift/app-netutil/bin/libnetutil_api.h /usr/include/libnetutil_api.h
+
+RUN chmod a+rwx ${BUILD_DIR} && chmod +x ${BUILD_DIR}/deploycentostools.sh \
+ && ${BUILD_DIR}/deploycentostools.sh -k runtime_image
+
+RUN yum install -y pciutils iproute; yum clean all
+
+# Expose SSH and PROX ports
+EXPOSE 22 8474
+
+# Copy SSH keys
+COPY ./rapid_rsa_key.pub /home/centos/.ssh/authorized_keys
+COPY ./rapid_rsa_key.pub /root/.ssh/authorized_keys
+
+# Copy startup script
+COPY ./start.sh /start.sh
+RUN chmod +x /start.sh
+
+#ENTRYPOINT ["/start.sh"]
diff --git a/tools/k8s/test-containers/trafficgen-pods/prox/deploycentostools.sh b/tools/k8s/test-containers/trafficgen-pods/prox/deploycentostools.sh
new file mode 100644
index 00000000..80af81fd
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/prox/deploycentostools.sh
@@ -0,0 +1,298 @@
+#!/usr/bin/env bash
+##
+## Copyright (c) 2010-2020 Intel Corporation
+##
+## Licensed under the Apache License, Version 2.0 (the "License");
+## you may not use this file except in compliance with the License.
+## You may obtain a copy of the License at
+##
+##     http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+##
+
+# Directory for package build
+BUILD_DIR="/opt/rapid"
+DPDK_VERSION="20.05"
+MULTI_BUFFER_LIB_VER="0.52"
+export RTE_SDK="${BUILD_DIR}/dpdk-${DPDK_VERSION}"
+export RTE_TARGET="x86_64-native-linuxapp-gcc"
+
+# By default, do not update OS
+OS_UPDATE="n"
+# By default, asumming that we are in the VM
+K8S_ENV="n"
+
+# If already running from root, no need for sudo
+SUDO=""
+[ $(id -u) -ne 0 ] && SUDO="sudo"
+
+function os_pkgs_install()
+{
+	${SUDO} yum install -y deltarpm yum-utils
+
+	# NASM repository for AESNI MB library
+	#${SUDO} yum-config-manager --add-repo http://www.nasm.us/nasm.repo
+
+	[ "${OS_UPDATE}" == "y" ] && ${SUDO} yum update -y
+	${SUDO} yum install -y git wget gcc unzip libpcap-devel ncurses-devel \
+			 libedit-devel lua-devel kernel-devel iperf3 pciutils \
+			 numactl-devel vim tuna openssl-devel wireshark \
+			 make driverctl
+
+	${SUDO} wget --no-check-certificate https://www.nasm.us/pub/nasm/releasebuilds/2.14.02/linux/nasm-2.14.02-0.fc27.x86_64.rpm
+	${SUDO} rpm -ivh nasm-2.14.02-0.fc27.x86_64.rpm
+}
+
+function k8s_os_pkgs_runtime_install()
+{
+	[ "${OS_UPDATE}" == "y" ] && ${SUDO} yum update -y
+
+	# Install required dynamically linked libraries + required packages
+	${SUDO} yum install -y numactl-libs libpcap openssh openssh-server \
+		  openssh-clients sudo
+}
+
+function os_cfg()
+{
+	# huge pages to be used by DPDK
+	${SUDO} sh -c '(echo "vm.nr_hugepages = 1024") > /etc/sysctl.conf'
+
+	${SUDO} sh -c '(echo "options vfio enable_unsafe_noiommu_mode=1") > /etc/modprobe.d/vfio.conf'
+	${SUDO} sh -c '(echo "vfio") > /etc/modules-load.d/vfio.conf'
+	${SUDO} sh -c '(echo "vfio-pci") > /etc/modules-load.d/vfio.conf'
+	# Enabling tuned with the realtime-virtual-guest profile
+	pushd ${BUILD_DIR} > /dev/null 2>&1
+	wget http://linuxsoft.cern.ch/cern/centos/7/rt/x86_64/Packages/tuned-profiles-realtime-2.8.0-5.el7_4.2.noarch.rpm
+	wget http://linuxsoft.cern.ch/cern/centos/7/rt/x86_64/Packages/tuned-profiles-nfv-guest-2.8.0-5.el7_4.2.noarch.rpm
+	# Install with --nodeps. The latest CentOS cloud images come with a tuned version higher than 2.8. These 2 packages however
+	# do not depend on v2.8 and also work with tuned 2.9. Need to be careful in the future
+	${SUDO} rpm -ivh ${BUILD_DIR}/tuned-profiles-realtime-2.8.0-5.el7_4.2.noarch.rpm --nodeps
+	${SUDO} rpm -ivh ${BUILD_DIR}/tuned-profiles-nfv-guest-2.8.0-5.el7_4.2.noarch.rpm --nodeps
+	# Although we do no know how many cores the VM will have when begin deployed for real testing, we already put a number for the
+	# isolated CPUs so we can start the realtime-virtual-guest profile. If we don't, that command will fail.
+	# When the VM will be instantiated, the check_kernel_params service will check for the real number of cores available to this VM 
+	# and update the realtime-virtual-guest-variables.conf accordingly.
+	echo "isolated_cores=1-3" | ${SUDO} tee -a /etc/tuned/realtime-virtual-guest-variables.conf
+	${SUDO} tuned-adm profile realtime-virtual-guest
+
+	# Install the check_tuned_params service to make sure that the grub cmd line has the right cpus in isolcpu. The actual number of cpu's
+	# assigned to this VM depends on the flavor used. We don't know at this time what that will be.
+	${SUDO} chmod +x ${BUILD_DIR}/check_prox_system_setup.sh
+	${SUDO} mv ${BUILD_DIR}/check_prox_system_setup.sh /usr/local/libexec/
+	${SUDO} mv ${BUILD_DIR}/check-prox-system-setup.service /etc/systemd/system/
+	${SUDO} systemctl daemon-reload
+	${SUDO} systemctl enable check-prox-system-setup.service
+	popd > /dev/null 2>&1
+}
+
+function k8s_os_cfg()
+{
+	[ ! -f /etc/ssh/ssh_host_rsa_key ] && ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N ''
+	[ ! -f /etc/ssh/ssh_host_ecdsa_key ] && ssh-keygen -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key -N ''
+	[ ! -f /etc/ssh/ssh_host_ed25519_key ] && ssh-keygen -t ed25519 -f /etc/ssh/ssh_host_ed25519_key -N ''
+
+	[ ! -d /var/run/sshd ] && mkdir -p /var/run/sshd
+
+	USER_NAME="centos"
+	USER_PWD="centos"
+
+	useradd -m -d /home/${USER_NAME} -s /bin/bash -U ${USER_NAME}
+	echo "${USER_NAME}:${USER_PWD}" | chpasswd
+	usermod -aG wheel ${USER_NAME}
+
+	echo "%wheel ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/wheelnopass
+}
+
+function mblib_install()
+{
+	export AESNI_MULTI_BUFFER_LIB_PATH="${BUILD_DIR}/intel-ipsec-mb-${MULTI_BUFFER_LIB_VER}"
+
+	# Downloading the Multi-buffer library. Note that the version to download is linked to the DPDK version being used
+	pushd ${BUILD_DIR} > /dev/null 2>&1
+	wget https://github.com/01org/intel-ipsec-mb/archive/v${MULTI_BUFFER_LIB_VER}.zip
+	unzip v${MULTI_BUFFER_LIB_VER}.zip
+	pushd ${AESNI_MULTI_BUFFER_LIB_PATH}
+	make -j`getconf _NPROCESSORS_ONLN`
+	${SUDO} make install
+	popd > /dev/null 2>&1
+	popd > /dev/null 2>&1
+}
+
+function dpdk_install()
+{
+	# Build DPDK for the latest kernel installed
+	LATEST_KERNEL_INSTALLED=`ls -v1 /lib/modules/ | tail -1`
+	export RTE_KERNELDIR="/lib/modules/${LATEST_KERNEL_INSTALLED}/build"
+
+	# Get and compile DPDK
+	pushd ${BUILD_DIR} > /dev/null 2>&1
+	wget http://fast.dpdk.org/rel/dpdk-${DPDK_VERSION}.tar.xz
+	tar -xf ./dpdk-${DPDK_VERSION}.tar.xz
+	popd > /dev/null 2>&1
+
+	${SUDO} ln -s ${RTE_SDK} ${BUILD_DIR}/dpdk
+
+	pushd ${RTE_SDK} > /dev/null 2>&1
+	make config T=${RTE_TARGET}
+	# Starting from DPDK 20.05, the IGB_UIO driver is not compiled by default.
+	# Uncomment the sed command to enable the driver compilation
+	#${SUDO} sed -i 's/CONFIG_RTE_EAL_IGB_UIO=n/c\/CONFIG_RTE_EAL_IGB_UIO=y' ${RTE_SDK}/build/.config
+
+	# For Kubernetes environment we use host vfio module
+	if [ "${K8S_ENV}" == "y" ]; then
+		sed -i 's/CONFIG_RTE_EAL_IGB_UIO=y/CONFIG_RTE_EAL_IGB_UIO=n/g' ${RTE_SDK}/build/.config
+		sed -i 's/CONFIG_RTE_LIBRTE_KNI=y/CONFIG_RTE_LIBRTE_KNI=n/g' ${RTE_SDK}/build/.config
+		sed -i 's/CONFIG_RTE_KNI_KMOD=y/CONFIG_RTE_KNI_KMOD=n/g' ${RTE_SDK}/build/.config
+	fi
+
+	# Compile with MB library
+	sed -i '/CONFIG_RTE_LIBRTE_PMD_AESNI_MB=n/c\CONFIG_RTE_LIBRTE_PMD_AESNI_MB=y' ${RTE_SDK}/build/.config
+	make -j`getconf _NPROCESSORS_ONLN`
+	ln -s ${RTE_SDK}/build ${RTE_SDK}/${RTE_TARGET}
+	popd > /dev/null 2>&1
+}
+
+function prox_compile()
+{
+    # Compile PROX
+    pushd ${BUILD_DIR}/samplevnf/VNFs/DPPD-PROX
+    COMMIT_ID=$(git rev-parse HEAD)
+    echo "${COMMIT_ID}" > ${BUILD_DIR}/commit_id
+    make -j`getconf _NPROCESSORS_ONLN`
+    ${SUDO} cp ${BUILD_DIR}/samplevnf/VNFs/DPPD-PROX/build/app/prox ${BUILD_DIR}/prox
+    popd > /dev/null 2>&1
+}
+
+function prox_install()
+{
+    # Clone PROX
+    pushd ${BUILD_DIR} > /dev/null 2>&1
+    git clone https://git.opnfv.org/samplevnf
+    cp -R ./samplevnf/VNFs/DPPD-PROX/helper-scripts/rapid ./src
+    popd > /dev/null 2>&1
+    prox_compile
+
+    # Clean build folder
+    rm -rf ${BUILD_DIR}/samplevnf
+}
+
+function port_info_build()
+{
+	[ ! -d ${BUILD_DIR}/port_info ] && echo "Skipping port_info compilation..." && return
+
+	pushd ${BUILD_DIR}/port_info > /dev/null 2>&1
+	make
+	${SUDO} cp ${BUILD_DIR}/port_info/build/app/port_info_app ${BUILD_DIR}/port_info_app
+	popd > /dev/null 2>&1
+}
+
+function create_minimal_install()
+{
+	ldd ${BUILD_DIR}/prox | awk '{ if ($(NF-1) != "=>") print $(NF-1) }' >> ${BUILD_DIR}/list_of_install_components
+
+	echo "${BUILD_DIR}/prox" >> ${BUILD_DIR}/list_of_install_components
+	echo "${BUILD_DIR}/port_info_app" >> ${BUILD_DIR}/list_of_install_components
+	echo "${BUILD_DIR}/commit_id" >> ${BUILD_DIR}/list_of_install_components
+
+	tar -czvhf ${BUILD_DIR}/install_components.tgz -T ${BUILD_DIR}/list_of_install_components
+}
+
+function cleanup()
+{
+	${SUDO} yum autoremove -y
+	${SUDO} yum clean all
+	${SUDO} rm -rf /var/cache/yum
+}
+
+function k8s_runtime_image()
+{
+	k8s_os_pkgs_runtime_install
+	k8s_os_cfg
+	cleanup
+
+	pushd / > /dev/null 2>&1
+	tar -xvf ${BUILD_DIR}/install_components.tgz --skip-old-files
+	popd > /dev/null 2>&1
+
+	ldconfig
+
+	rm -rf ${BUILD_DIR}/install_components.tgz
+}
+
+function print_usage()
+{
+	echo "Usage: ${0} [OPTIONS] [COMMAND]"
+	echo "Options:"
+	echo "   -u, --update     Full OS update"
+	echo "   -k, --kubernetes Build for Kubernetes environment"
+	echo "Commands:"
+	echo "   deploy           Run through all deployment steps"
+	echo "   compile          PROX compile only"
+	echo "   runtime_image    Apply runtime configuration only"
+}
+
+COMMAND=""
+# Parse options and comman
+for opt in "$@"; do
+	case ${opt} in
+		-u|--update)
+		echo 'Full OS update will be done!'
+		OS_UPDATE="y"
+		;;
+		-k|--kubernetes)
+		echo "Kubernetes environment is set!"
+		K8S_ENV="y"
+		;;
+		compile)
+		COMMAND="compile"
+		;;
+		runtime_image)
+		COMMAND="runtime_image"
+		;;
+		deploy)
+		COMMAND="deploy"
+		;;
+		*)
+		echo "Unknown option/command ${opt}"
+		print_usage
+		exit 1
+		;;
+	esac
+done
+
+if [ "${COMMAND}" == "compile" ]; then
+	echo "PROX compile only..."
+	prox_compile
+elif [ "${COMMAND}" == "runtime_image" ]; then
+	echo "Runtime image intallation and configuration..."
+	k8s_runtime_image
+elif [ "${COMMAND}" == "deploy" ]; then
+	[ ! -d ${BUILD_DIR} ] && ${SUDO} mkdir -p ${BUILD_DIR}
+	${SUDO} chmod 0777 ${BUILD_DIR}
+
+	os_pkgs_install
+
+	if [ "${K8S_ENV}" == "y" ]; then
+		k8s_os_cfg
+	else
+		os_cfg
+	fi
+
+	mblib_install
+	dpdk_install
+	prox_install
+
+	if [ "${K8S_ENV}" == "y" ]; then
+		port_info_build
+		create_minimal_install
+	fi
+
+	cleanup
+else
+	print_usage
+fi
diff --git a/tools/k8s/test-containers/trafficgen-pods/prox/port_info/Makefile b/tools/k8s/test-containers/trafficgen-pods/prox/port_info/Makefile
new file mode 100644
index 00000000..f91cf156
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/prox/port_info/Makefile
@@ -0,0 +1,42 @@
+##
+## Copyright (c) 2019 Intel Corporation
+##
+## Licensed under the Apache License, Version 2.0 (the "License");
+## you may not use this file except in compliance with the License.
+## You may obtain a copy of the License at
+##
+##     http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+##
+
+ifeq ($(RTE_SDK),)
+$(error "Please define RTE_SDK environment variable")
+endif
+
+# Default target, can be overridden by command line or environment
+RTE_TARGET ?= x86_64-native-linuxapp-gcc
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+# binary name
+APP = port_info_app
+
+# all source are stored in SRCS-y
+SRCS-y := port_info.c
+
+CFLAGS += $(WERROR_FLAGS)
+
+# workaround for a gcc bug with noreturn attribute
+# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603
+ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
+CFLAGS_main.o += -Wno-return-type
+endif
+
+EXTRA_CFLAGS += -O3 -g -Wfatal-errors
+
+include $(RTE_SDK)/mk/rte.extapp.mk
diff --git a/tools/k8s/test-containers/trafficgen-pods/prox/port_info/port_info.c b/tools/k8s/test-containers/trafficgen-pods/prox/port_info/port_info.c
new file mode 100644
index 00000000..79bd0c0b
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/prox/port_info/port_info.c
@@ -0,0 +1,66 @@
+/*
+// Copyright (c) 2019 Intel Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+*/
+
+#include <stdint.h>
+#include <inttypes.h>
+#include <rte_eal.h>
+#include <rte_ethdev.h>
+#include <rte_version.h>
+
+static const uint16_t rx_rings = 1, tx_rings = 1;
+static const struct rte_eth_conf port_conf = { .link_speeds = ETH_LINK_SPEED_AUTONEG };
+
+static inline int
+port_info(void)
+{
+	uint8_t port_id;
+	int ret_val;
+
+	RTE_ETH_FOREACH_DEV(port_id) {
+		ret_val = rte_eth_dev_configure(port_id, rx_rings, tx_rings, &port_conf);
+		if (ret_val != 0)
+			return ret_val;
+
+#if RTE_VERSION < RTE_VERSION_NUM(19,8,0,0)
+		struct ether_addr addr;
+#else
+		struct rte_ether_addr addr;
+#endif
+		rte_eth_macaddr_get(port_id, &addr);
+		printf("Port %u MAC: %02" PRIx8 ":%02" PRIx8 ":%02" PRIx8
+				   ":%02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 "\n",
+				(unsigned) port_id,
+				addr.addr_bytes[0], addr.addr_bytes[1],
+				addr.addr_bytes[2], addr.addr_bytes[3],
+				addr.addr_bytes[4], addr.addr_bytes[5]);
+	}
+
+	return 0;
+}
+
+int
+main(int argc, char *argv[])
+{
+	/* Initialize the Environment Abstraction Layer (EAL). */
+	int ret = rte_eal_init(argc, argv);
+	if (ret < 0)
+		rte_exit(EXIT_FAILURE, "Error with EAL initialization\n");
+
+	argc -= ret;
+	argv += ret;
+
+	return port_info();
+}
diff --git a/tools/k8s/test-containers/trafficgen-pods/prox/rapid_rsa_key b/tools/k8s/test-containers/trafficgen-pods/prox/rapid_rsa_key
new file mode 100644
index 00000000..6ecdb277
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/prox/rapid_rsa_key
@@ -0,0 +1,49 @@
+-----BEGIN OPENSSH PRIVATE KEY-----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+zVgd4qw70oUAAAAVeWt5bHVsaW5AMGJkODI0NDk5MTYwAQIDBAUG
+-----END OPENSSH PRIVATE KEY-----
diff --git a/tools/k8s/test-containers/trafficgen-pods/prox/rapid_rsa_key.pub b/tools/k8s/test-containers/trafficgen-pods/prox/rapid_rsa_key.pub
new file mode 100644
index 00000000..c735d178
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/prox/rapid_rsa_key.pub
@@ -0,0 +1 @@
+ssh-rsa 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 default@default
diff --git a/tools/k8s/test-containers/trafficgen-pods/prox/start.sh b/tools/k8s/test-containers/trafficgen-pods/prox/start.sh
new file mode 100755
index 00000000..7fbeedf8
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/prox/start.sh
@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+##
+## Copyright (c) 2010-2019 Intel Corporation
+##
+## Licensed under the Apache License, Version 2.0 (the "License");
+## you may not use this file except in compliance with the License.
+## You may obtain a copy of the License at
+##
+##     http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+##
+
+function save_k8s_envs()
+{
+	printenv | grep "PCIDEVICE_INTEL_COM" > /opt/rapid/k8s_sriov_device_plugin_envs
+}
+
+function create_tun()
+{
+	mkdir -p /dev/net
+	mknod /dev/net/tun c 10 200
+	chmod 600 /dev/net/tun
+}
+
+save_k8s_envs
+create_tun
+
+# Ready for testing
+touch /opt/rapid/system_ready_for_rapid
+
+# Start SSH server in background
+/usr/sbin/sshd
+
+exec sleep infinity
diff --git a/tools/k8s/test-containers/trafficgen-pods/prox/vhost_substitute.sh b/tools/k8s/test-containers/trafficgen-pods/prox/vhost_substitute.sh
new file mode 100755
index 00000000..b33f3521
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/prox/vhost_substitute.sh
@@ -0,0 +1,19 @@
+!/bin/bash
+
+# The first two commands update one of the 'if' checks to remove
+# the check for 'master == VHOST_USER_SET_VRING_CALL'.
+#
+# Search for:   "                       !(dev->flags & VIRTIO_DEV_VDPA_CONFIGURED) &&".
+# Replace with: "                       !(dev->flags & VIRTIO_DEV_VDPA_CONFIGURED)) {".
+sed -i -e 's/                   !(dev->flags & VIRTIO_DEV_VDPA_CONFIGURED) &&/                  !(dev->flags \& VIRTIO_DEV_VDPA_CONFIGURED)) {/g' lib/librte_vhost/vhost_user.c
+#
+# Search for line with: "                       msg.request.master == VHOST_USER_SET_VRING_CALL) {".
+# Delete the line.
+sed -i -e '/                    msg\.request\.master == VHOST_USER_SET_VRING_CALL) {/d' lib/librte_vhost/vhost_user.c
+
+
+# Force an RARP message to be sent out.
+#
+# Search for line with: "       hw->started = true;".
+# Append line:          "       virtio_notify_peers(dev);".
+sed -i -e '/    hw->started = true;/a    virtio_notify_peers(dev);' drivers/net/virtio/virtio_ethdev.c
diff --git a/tools/k8s/test-containers/trafficgen-pods/trex/Dockerfile b/tools/k8s/test-containers/trafficgen-pods/trex/Dockerfile
new file mode 100644
index 00000000..7258533a
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/trex/Dockerfile
@@ -0,0 +1,46 @@
+##########################################################
+# Build app-netutil components in separate builder image #
+##########################################################
+FROM centos:7 as builder
+
+RUN rpm --import https://mirror.go-repo.io/centos/RPM-GPG-KEY-GO-REPO && curl -s https://mirror.go-repo.io/centos/go-repo.repo | tee /etc/yum.repos.d/go-repo.repo
+RUN yum groupinstall -y "Development Tools"
+RUN yum install -y wget numactl-devel git golang make; yum clean all
+
+##
+## Download and Build APP-NetUtil
+##
+WORKDIR /root/go/src/
+RUN mkdir github.com && cd github.com && mkdir openshift && cd openshift && git clone https://github.com/openshift/app-netutil
+WORKDIR /root/go/src/github.com/openshift/app-netutil
+RUN make c_sample
+
+#############################
+# Create slim runtime image #
+#############################
+FROM centos:7
+
+ARG BUILD_DIR=/root
+
+COPY ./deploycentostools.sh ${BUILD_DIR}/
+COPY --from=builder /root/go/src/github.com/openshift/app-netutil/bin/c_sample /usr/bin/c_sample
+COPY --from=builder /root/go/src/github.com/openshift/app-netutil/bin/libnetutil_api.so /lib64/libnetutil_api.so
+COPY --from=builder /root/go/src/github.com/openshift/app-netutil/bin/libnetutil_api.h /usr/include/libnetutil_api.h
+
+RUN chmod a+rwx ${BUILD_DIR} && chmod +x ${BUILD_DIR}/deploycentostools.sh \
+ && ${BUILD_DIR}/deploycentostools.sh
+
+WORKDIR /root
+COPY trex_cfg.yaml.j2 /root/trex_cfg.yaml.j2
+COPY vppconf.py /root/vppconf.py
+RUN wget --no-check-certificate https://trex-tgn.cisco.com/trex/release/latest; tar -xzvf latest; rm latest
+
+# Expose SSH
+EXPOSE 22
+
+# Copy SSH keys
+COPY ./rapid_rsa_key.pub /home/centos/.ssh/authorized_keys
+COPY ./rapid_rsa_key.pub /root/.ssh/authorized_keys
+
+RUN yum -y install python3 python3-pip; yum clean all
+RUN pip3 install jinja2
diff --git a/tools/k8s/test-containers/trafficgen-pods/trex/deploycentostools.sh b/tools/k8s/test-containers/trafficgen-pods/trex/deploycentostools.sh
new file mode 100644
index 00000000..69889b9d
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/trex/deploycentostools.sh
@@ -0,0 +1,126 @@
+#!/usr/bin/env bash
+##
+## Copyright (c) 2010-2020 Intel Corporation
+##
+## Licensed under the Apache License, Version 2.0 (the "License");
+## you may not use this file except in compliance with the License.
+## You may obtain a copy of the License at
+##
+##     http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+##
+
+# Directory for package build
+BUILD_DIR="/root"
+DPDK_VERSION="20.05"
+MULTI_BUFFER_LIB_VER="0.52"
+export RTE_SDK="${BUILD_DIR}/dpdk-${DPDK_VERSION}"
+export RTE_TARGET="x86_64-native-linuxapp-gcc"
+
+# By default, do not update OS
+OS_UPDATE="n"
+# By default, asumming that we are in the VM
+K8S_ENV="y"
+
+# If already running from root, no need for sudo
+SUDO=""
+[ $(id -u) -ne 0 ] && SUDO="sudo"
+
+function os_pkgs_install()
+{
+	${SUDO} yum install -y deltarpm yum-utils
+
+	# NASM repository for AESNI MB library
+	#${SUDO} yum-config-manager --add-repo http://www.nasm.us/nasm.repo
+
+	[ "${OS_UPDATE}" == "y" ] && ${SUDO} yum update -y
+	${SUDO} yum install -y git wget gcc unzip libpcap-devel ncurses-devel \
+			 libedit-devel lua-devel kernel-devel iperf3 pciutils \
+			 numactl-devel vim tuna openssl-devel wireshark \
+			 make driverctl
+
+	${SUDO} wget https://www.nasm.us/pub/nasm/releasebuilds/2.14.02/linux/nasm-2.14.02-0.fc27.x86_64.rpm
+	${SUDO} rpm -ivh nasm-2.14.02-0.fc27.x86_64.rpm
+}
+
+
+function os_pkgs_runtime_install()
+{
+	[ "${OS_UPDATE}" == "y" ] && ${SUDO} yum update -y
+
+	# Install required dynamically linked libraries + required packages
+	${SUDO} yum install -y numactl-libs libpcap openssh openssh-server \
+		  openssh-clients sudo iproute
+}
+
+
+function os_cfg()
+{
+	[ ! -f /etc/ssh/ssh_host_rsa_key ] && ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N ''
+	[ ! -f /etc/ssh/ssh_host_ecdsa_key ] && ssh-keygen -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key -N ''
+	[ ! -f /etc/ssh/ssh_host_ed25519_key ] && ssh-keygen -t ed25519 -f /etc/ssh/ssh_host_ed25519_key -N ''
+
+	[ ! -d /var/run/sshd ] && mkdir -p /var/run/sshd
+
+	USER_NAME="centos"
+	USER_PWD="centos"
+
+	useradd -m -d /home/${USER_NAME} -s /bin/bash -U ${USER_NAME}
+	echo "${USER_NAME}:${USER_PWD}" | chpasswd
+	usermod -aG wheel ${USER_NAME}
+
+	echo "%wheel ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/wheelnopass
+}
+
+function dpdk_install()
+{
+	# Build DPDK for the latest kernel installed
+	LATEST_KERNEL_INSTALLED=`ls -v1 /lib/modules/ | tail -1`
+	export RTE_KERNELDIR="/lib/modules/${LATEST_KERNEL_INSTALLED}/build"
+
+	# Get and compile DPDK
+	pushd ${BUILD_DIR} > /dev/null 2>&1
+	wget http://fast.dpdk.org/rel/dpdk-${DPDK_VERSION}.tar.xz
+	tar -xf ./dpdk-${DPDK_VERSION}.tar.xz
+	popd > /dev/null 2>&1
+
+	${SUDO} ln -s ${RTE_SDK} ${BUILD_DIR}/dpdk
+
+	pushd ${RTE_SDK} > /dev/null 2>&1
+	make config T=${RTE_TARGET}
+	# Starting from DPDK 20.05, the IGB_UIO driver is not compiled by default.
+	# Uncomment the sed command to enable the driver compilation
+	#${SUDO} sed -i 's/CONFIG_RTE_EAL_IGB_UIO=n/c\/CONFIG_RTE_EAL_IGB_UIO=y' ${RTE_SDK}/build/.config
+
+	# For Kubernetes environment we use host vfio module
+	if [ "${K8S_ENV}" == "y" ]; then
+		sed -i 's/CONFIG_RTE_EAL_IGB_UIO=y/CONFIG_RTE_EAL_IGB_UIO=n/g' ${RTE_SDK}/build/.config
+		sed -i 's/CONFIG_RTE_LIBRTE_KNI=y/CONFIG_RTE_LIBRTE_KNI=n/g' ${RTE_SDK}/build/.config
+		sed -i 's/CONFIG_RTE_KNI_KMOD=y/CONFIG_RTE_KNI_KMOD=n/g' ${RTE_SDK}/build/.config
+	fi
+
+	# Compile with MB library if reqd.
+	# sed -i '/CONFIG_RTE_LIBRTE_PMD_AESNI_MB=n/c\CONFIG_RTE_LIBRTE_PMD_AESNI_MB=y' ${RTE_SDK}/build/.config
+	make -j`getconf _NPROCESSORS_ONLN`
+	ln -s ${RTE_SDK}/build ${RTE_SDK}/${RTE_TARGET}
+	popd > /dev/null 2>&1
+}
+
+function cleanup()
+{
+	${SUDO} yum autoremove -y
+	${SUDO} yum clean all
+	${SUDO} rm -rf /var/cache/yum
+	${SUDO} rm ${BUILD_DIR}/*.xz
+}
+
+os_pkgs_install
+os_cfg
+dpdk_install
+os_pkgs_runtime_install
+cleanup
diff --git a/tools/k8s/test-containers/trafficgen-pods/trex/rapid_rsa_key b/tools/k8s/test-containers/trafficgen-pods/trex/rapid_rsa_key
new file mode 100644
index 00000000..6ecdb277
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/trex/rapid_rsa_key
@@ -0,0 +1,49 @@
+-----BEGIN OPENSSH PRIVATE KEY-----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+kAAAdQW2kXgltpF4IAAAAHc3NoLXJzYQAAAgEArNsWTFD70ljjL+WnXc0GblN7KliciiuG
+S2Cg/tcP8zZHvzk8/lkR85EcXGpvYrHkTF1daZCbQUy3is0KvP27OholrxVv9HAn4BkA2u
+gWxp2FaePHKp0FBkMgupGHFVhzeg4hA4oFtjpaM95ATMcWTB++7nul6dW+f5/vhxzya5yp
+Eg19ywtZmDooiXz6fWoaWgSqjy0NiLFoJEoNE5JYjz2XHTgBDKZ7Sr+oAto9/cOe3G5JsC
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+v08tiRJL1lrfMis8Z9sofYc3qBSqlLgAsW5dtB5PMIy3JxXWqjFQIdgjlxWZ54Bu9t5fqP
+SggS+dNjDacl0v1e6ByBkAAAADAQABAAACABLHepSv96vSnFwHxzcZnyk9SJRBLECWmfB2
+fwcwtjrmGsVbopS/eIPNsBcaOR+v0+239v4RB80AWLBrtk7yAfU+AfoTiiY0SSC/lqgxrs
+fFNUlbxbeLd5BGmreqN9LJ2UHZZxzLUfOKQ2J/Mt0kg/ehO00Ngej1n8ydw5gaPPwT+QpN
+DO2SPhmbt+u3+D7H2DUPbLhBXMcM/xNyOBl4PMbTGifCfdqx+5MTX11v+GwpZIjuMnNBY7
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+zVgd4qw70oUAAAAVeWt5bHVsaW5AMGJkODI0NDk5MTYwAQIDBAUG
+-----END OPENSSH PRIVATE KEY-----
diff --git a/tools/k8s/test-containers/trafficgen-pods/trex/rapid_rsa_key.pub b/tools/k8s/test-containers/trafficgen-pods/trex/rapid_rsa_key.pub
new file mode 100644
index 00000000..c735d178
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/trex/rapid_rsa_key.pub
@@ -0,0 +1 @@
+ssh-rsa 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 default@default
diff --git a/tools/k8s/test-containers/trafficgen-pods/trex/trex_cfg.yaml b/tools/k8s/test-containers/trafficgen-pods/trex/trex_cfg.yaml
new file mode 100644
index 00000000..384817a4
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/trex/trex_cfg.yaml
@@ -0,0 +1,10 @@
+- port_limit    : 2
+  version       : 2
+  c             : 8
+  interfaces    : ["--vdev=net_memif0,socket=/var/lib/cni/usrspcni/memif--net1.sock,role=slave,id=0", "--vdev=net_memif1,socket=/var/lib/cni/usrspcni/memif--net2.sock,role=slave,id=1"]   # list of the interfaces 
+  port_info     :  # set eh mac addr
+ 
+                 - ip         : 1.1.1.1
+                   default_gw : 2.2.2.2
+                 - ip         : 2.2.2.2
+                   default_gw : 1.1.1.1
diff --git a/tools/k8s/test-containers/trafficgen-pods/trex/trex_cfg.yaml.j2 b/tools/k8s/test-containers/trafficgen-pods/trex/trex_cfg.yaml.j2
new file mode 100644
index 00000000..9a42bd97
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/trex/trex_cfg.yaml.j2
@@ -0,0 +1,8 @@
+- port_limit    : 2
+  version       : 2
+  interfaces    : ["--vdev=net_memif0,socket={{data.if1}},role=master", "--vdev=net_memif1,socket={{data.if2}},role=master"]   # list of the interfaces
+  port_info       :  # set eth mac addr
+          - dest_mac        :   "3c:fd:fe:b4:41:09"  # port 0
+            src_mac         :   "3c:fd:fe:b4:41:08"
+          - dest_mac        :   "3c:fd:fe:b4:41:08"  # port 1
+            src_mac         :   "3c:fd:fe:b4:41:09"
diff --git a/tools/k8s/test-containers/trafficgen-pods/trex/vppconf.py b/tools/k8s/test-containers/trafficgen-pods/trex/vppconf.py
new file mode 100644
index 00000000..ad7d63d8
--- /dev/null
+++ b/tools/k8s/test-containers/trafficgen-pods/trex/vppconf.py
@@ -0,0 +1,70 @@
+import select
+import subprocess
+import logging
+import threading
+import sys
+import os
+import locale
+import time
+from jinja2 import Environment, FileSystemLoader
+
+CMD_PREFIX = 'cmd : '
+VERBOSITY = 'info'
+_logger = logging.getLogger(__name__)
+
+def run_task(cmd, logger=_logger, msg=None, check_error=False):
+    """Run task, report errors and log overall status.
+
+    Run given task using ``subprocess.Popen``. Log the commands
+    used and any errors generated. Prints stdout to screen if
+    in verbose mode and returns it regardless. Prints stderr to
+    screen always.
+
+    :param cmd: Exact command to be executed
+    :param logger: Logger to write details to
+    :param msg: Message to be shown to user
+    :param check_error: Throw exception on error
+
+    :returns: (stdout, stderr)
+    """
+    def handle_error(exception):
+        """Handle errors by logging and optionally raising an exception.
+        """
+        logger.error(
+            'Unable to execute %(cmd)s. Exception: %(exception)s',
+            {'cmd': ' '.join(cmd), 'exception': exception})
+        if check_error:
+            raise exception
+
+    try:
+        proc = subprocess.Popen(map(os.path.expanduser, cmd),
+                                stdout=subprocess.PIPE,
+                                stderr=subprocess.PIPE)
+        output = proc.communicate()[0].decode("utf-8")
+    except OSError as ex:
+        handle_error(ex)
+    else:
+       if proc.returncode:
+            ex = subprocess.CalledProcessError(proc.returncode, cmd, stderr)
+            handle_error(ex)
+    return output
+
+ifaces = []
+sout = run_task(['/usr/bin/c_sample'])
+if sout:
+    for line in sout.split('\n'):
+        if 'Path=' in line:
+            print(line)
+            field = line.split(' ')[-1].split('=')[-1]
+            ifaces.append(field)
+ifacesdir = {
+    'if1' : ifaces[0],
+    'if2' : ifaces[1]}
+
+if len(ifaces) == 2:
+    file_loader = FileSystemLoader('./')
+    env = Environment(loader = file_loader)
+    fileref = env.get_template('./trex_cfg.yaml.j2')
+    renderedcon = fileref.render(data=ifacesdir)
+    with open('/etc/trex_cfg.yaml', "w+") as fh:
+        fh.write(renderedcon)