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|
# Copyright (c) 2024 Cisco and/or its affiliates.
# 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.
set -exuo pipefail
# This library defines functions used by multiple entry scripts.
# Deliberately not depending on common.sh to allow standalone usage.
# Keep functions ordered alphabetically, please.
function activate_wrapper () {
# Acts as wrapper for activate docker topology.
#
# Variables read:
# - ${1} - Node multiplicity of desired testbed.
# - ${2} - Node flavor string, usually describing the processor.
# - ${3} - CSIT-SUT-DCR image name and version.
set -exuo pipefail
enter_mutex || die
get_available_interfaces "${1}" "${2}" || die
bind_dut_interfaces_to_vpp_driver || die
start_topology_containers "${3}" || die
bind_interfaces_to_containers || die
set_env_variables || die
print_env_variables || die
exit_mutex || die
}
function bind_dut_interfaces_to_vpp_driver () {
# Bind DUT network interfaces to the driver that vpp will use
#
# Variables read:
# - DUT1_NETDEVS - List of network devices allocated to DUT1 container.
# Variables set:
# - NETDEV - Linux network interface.
# - DRIVER - Kernel driver to bind the interface to.
# - KRN_DRIVER - The original kernel driver of the network interface.
for NETDEV in "${DUT1_NETDEVS[@]}"; do
get_pci_addr || die
get_krn_driver || die
if [[ ${KRN_DRIVER} == "iavf" ]]; then
DRIVER="vfio-pci"
ADDR=${PCI_ADDR}
bind_interfaces_to_driver || die
fi
done
}
function bind_interfaces_to_containers () {
# Bind linux network interface to container and create symlink for PCI
# address in container.
#
# Variables read:
# - DCR_UUIDS - Docker Container UUIDs.
# - DCR_CPIDS - Docker Container PIDs (namespaces).
# - DUT1_NETDEVS - List of network devices allocated to DUT1 container.
# - PCI_ADDR - PCI address of network device.
# - TG_NETDEVS - List of network devices allocated to TG container.
# Variables set:
# - NETDEV - Linux network interface.
# - KRN_DRIVER - Kernel driver of network device.
set -exuo pipefail
for PCI_ADDR in "${TG_PCIDEVS[@]}"; do
get_netdev_name || die
link_target=$(readlink -f /sys/bus/pci/devices/"${PCI_ADDR}") || {
die "Reading symlink for PCI address failed!"
}
cmd="ln -s ${link_target} /sys/bus/pci/devices/${PCI_ADDR}"
docker exec "${DCR_UUIDS[tg]}" ${cmd} || {
die "Linking PCI address in container failed!"
}
sudo ip link set ${NETDEV} netns ${DCR_CPIDS[tg]} || {
die "Moving interface to ${DCR_CPIDS[tg]} namespace failed!"
}
done
for PCI_ADDR in "${DUT1_PCIDEVS[@]}"; do
link_target=$(readlink -f /sys/bus/pci/devices/"${PCI_ADDR}") || {
die "Reading symlink for PCI address failed!"
}
cmd="ln -s ${link_target} /sys/bus/pci/devices/${PCI_ADDR}"
docker exec "${DCR_UUIDS[dut1]}" ${cmd} || {
die "Linking PCI address in container failed!"
}
get_krn_driver
if [[ ${KRN_DRIVER} != "vfio-pci" ]]; then
get_netdev_name || die
sudo ip link set ${NETDEV} netns ${DCR_CPIDS[dut1]} || {
die "Moving interface to ${DCR_CPIDS[dut1]} namespace failed!"
}
fi
done
}
function bind_interfaces_to_driver () {
# Bind network interface specified by parameter to driver specified by
# parameter.
#
# Variables read:
# - ADDR - PCI address of network interface.
# - DRIVER - Kernel driver.
set -exuo pipefail
pci_path="/sys/bus/pci/devices/${ADDR}"
drv_path="/sys/bus/pci/drivers/${DRIVER}"
if [ -d "${pci_path}/driver" ]; then
echo ${ADDR} | sudo tee ${pci_path}/driver/unbind > /dev/null || {
die "Failed to unbind interface ${ADDR}!"
}
fi
echo ${DRIVER} | sudo tee /sys/bus/pci/devices/${ADDR}/driver_override \
> /dev/null || {
die "Failed to override driver to ${DRIVER} for ${ADDR}!"
}
echo ${ADDR} | sudo tee ${drv_path}/bind > /dev/null || {
die "Failed to bind interface ${ADDR}!"
}
echo | sudo tee /sys/bus/pci/devices/${ADDR}/driver_override > /dev/null \
|| die "Failed to reset driver override for ${ADDR}!"
}
function clean_environment () {
# Cleanup environment by removing topology containers and shared volumes
# and binding interfaces back to original driver.
#
# Variables read:
# - DCR_UUIDS - Docker Container UUIDs.
# - DUT1_PCIDEVS - List of PCI addresses of devices of DUT1 container.
# - TG_PCIDEVS - List of PCI addresses of devices of TG container.
# Variables set:
# - ADDR - PCI address of network interface.
# - DRIVER - Kernel driver.
set -exuo pipefail
# Kill docker containers.
docker rm --force "${DCR_UUIDS[@]}" || die "Cleanup containers failed!"
# Check if there are some leftover containers and remove all. Command will
# not fail in case there are no containers to remove.
docker rm --force $(docker ps -q --filter name=${DCR_UUIDS[dut1]}) || {
warn "Failed to remove hanged containers or nothing to remove!"
}
# Rebind interfaces back to kernel drivers.
i=0
for ADDR in ${TG_PCIDEVS[@]}; do
DRIVER="${TG_DRIVERS[${i}]}"
bind_interfaces_to_driver || die
((i++))
done
i=0
for ADDR in ${DUT1_PCIDEVS[@]}; do
DRIVER="${DUT1_DRIVERS[${i}]}"
bind_interfaces_to_driver || die
((i++))
done
}
function clean_environment_on_exit () {
# Cleanup environment by removing topology containers and binding
# interfaces back to original driver only if exit code is not 0.
# This function acts as workaround as 'set -eu' does not trigger ERR trap.
set -exuo pipefail
if [ $? -ne 0 ]; then
clean_environment || die
fi
}
function deactivate_wrapper () {
# Acts as wrapper for deactivate docker topology.
#
# Variables read:
# - ${@} - CSIT environment variables.
set -exuo pipefail
enter_mutex || die
read_env_variables "${@}" || die
clean_environment || die
exit_mutex || die
}
function die () {
# Print the message to standard error end exit with error code specified
# by the second argument.
#
# Duplicate of common.sh function, as this file is also used standalone.
#
# Hardcoded values:
# - The default error message.
# Arguments:
# - ${1} - The whole error message, be sure to quote. Optional
# - ${2} - the code to exit with, default: 1.
set -x
set +eu
warn "${1:-Unspecified run-time error occurred!}"
exit "${2:-1}"
}
function enter_mutex () {
# Enter mutual exclusion for protecting execution from starvation and
# deadlock.
set -exuo pipefail
mutex_timeout=3600
mutex_file="/tmp/mutex_file"
# Create mutex.
exec {lock_fd}>${mutex_file} || {
die "Mutex enter failed!"
}
flock --timeout "${mutex_timeout}" "${lock_fd}" || {
die "Calling flock() failed!"
}
# ----------------------
# Enter mutex succeeded.
warn "Mutex enter succeeded for PID $$."
}
function exit_mutex () {
# Exit mutual exclusion.
set -exuo pipefail
# ---------------------
# Remove mutex so we are not blocking others anymore.
flock -u "${lock_fd}" || {
die "Mutex destroy failed!"
}
warn "Mutex leave succeeded for PID $$."
}
function get_available_interfaces () {
# Find and get available Virtual functions.
#
# Arguments:
# - ${1} - Nodeness, as set by common.sh get_test_code.
# - ${2} - Flavor, as set by common.sh get_test_code.
# Variables set:
# - DUT1_NETDEVS - List of network devices allocated to DUT1 container.
# - DUT1_PCIDEVS - List of PCI addresses allocated to DUT1 container.
# - DUT1_NETMACS - List of MAC addresses allocated to DUT1 container.
# - DUT1_DRIVERS - List of interface drivers to DUT1 container.
# - DUT1_VLANS - List of interface vlans to TG container.
# - DUT1_MODEL - List of interface models to TG container.
# - TG_NETDEVS - List of network devices allocated to TG container.
# - TG_PCIDEVS - List of PCI addresses allocated to TG container.
# - TG_NETMACS - List of MAC addresses allocated to TG container.
# - TG_DRIVERS - List of interface drivers to TG container.
# - TG_VLANS - List of interface vlans to TG container.
# - TG_MODEL - List of interface models to TG container.
set -exuo pipefail
# Following code is specifying VFs ID based on nodeness and flavor.
# As there is great variability in hardware configuration outside LF,
# from bootstrap architecture point of view these are considered as flavors.
# Anyone can override flavor for its own machine and add condition here.
# See http://pci-ids.ucw.cz/v2.2/pci.ids for more info.
case_text="${1}_${2}"
case "${case_text}" in
"1n_skx")
# Add Intel Corporation XL710/X710 Virtual Function to the
# whitelist.
# Add Intel Corporation E810 Virtual Function to the
# whitelist.
pci_id="0x154c\|0x1889"
tg_netdev=(ens1 enp134)
dut1_netdev=(ens5 enp175)
ports_per_nic=2
;;
"1n_alt")
# Add Intel Corporation XL710/X710 Virtual Function to the
# whitelist.
# Add MT2892 Family [ConnectX-6 Dx] Virtual Function to the
# whitelist.
pci_id="0x154c\|0x101e"
tg_netdev=(enp1s0f0 enp1s0f1 enP1p1s0f0)
dut1_netdev=(enP3p2s0f0 enP3p2s0f1 enP1p1s0f1)
ports_per_nic=2
;;
"1n_spr")
# Add Intel Corporation E810 Virtual Function to the
# whitelist.
pci_id="0x1889"
tg_netdev=(enp42s0 enp44s0)
dut1_netdev=(enp63s0 enp61s0)
ports_per_nic=1
;;
"1n_vbox")
# Add Intel Corporation 82545EM Gigabit Ethernet Controller to the
# whitelist.
pci_id="0x100f"
tg_netdev=(enp0s8 enp0s9)
dut1_netdev=(enp0s16 enp0s17)
ports_per_nic=1
;;
*)
die "Unknown specification: ${case_text}!"
esac
# TG side of connections.
TG_NETDEVS=()
TG_PCIDEVS=()
TG_NETMACS=()
TG_DRIVERS=()
TG_VLANS=()
TG_MODEL=()
# DUT1 side of connections.
DUT1_NETDEVS=()
DUT1_PCIDEVS=()
DUT1_NETMACS=()
DUT1_DRIVERS=()
DUT1_VLANS=()
DUT1_MODEL=()
# Find the first ${device_count} number of available TG Linux network
# VF device names. Only allowed VF PCI IDs are filtered.
for netdev in ${tg_netdev[@]}
do
ports=0
for netdev_path in $(grep -l "${pci_id}" \
/sys/class/net/${netdev}*/device/device \
2> /dev/null)
do
if [[ ${ports} -lt ${ports_per_nic} ]]; then
tg_netdev_name=$(dirname ${netdev_path})
tg_netdev_name=$(dirname ${tg_netdev_name})
TG_NETDEVS+=($(basename ${tg_netdev_name}))
((ports++))
else
break
fi
done
ports_per_device=$((${ports_per_nic}*${#tg_netdev[@]}))
if [[ ${#TG_NETDEVS[@]} -eq ${ports_per_device} ]]; then
break
fi
done
i=0
for netdev in "${TG_NETDEVS[@]}"; do
# Find the index of selected tg netdev among tg_netdevs
# e.g. enp8s5f7 is a vf of netdev enp8s5 with index 11
# and the corresponding dut1 netdev is enp133s13.
while [[ "${netdev}" != "${tg_netdev[$i]}"* ]]; do
((i++))
done
# Rename tg netdev to dut1 netdev
# e.g. enp8s5f7 -> enp133s13f7
DUT1_NETDEVS+=(${netdev/${tg_netdev[$i]}/${dut1_netdev[$i]}})
# Don't need to reset i, all netdevs are sorted.
done
for NETDEV in "${TG_NETDEVS[@]}"; do
get_pci_addr
get_mac_addr
get_krn_driver
get_vlan_filter
get_csit_model
TG_PCIDEVS+=(${PCI_ADDR})
TG_NETMACS+=(${MAC_ADDR})
TG_DRIVERS+=(${KRN_DRIVER})
TG_VLANS+=(${VLAN_ID})
TG_MODELS+=(${MODEL})
done
for NETDEV in "${DUT1_NETDEVS[@]}"; do
get_pci_addr
get_mac_addr
get_krn_driver
get_vlan_filter
get_csit_model
DUT1_PCIDEVS+=(${PCI_ADDR})
DUT1_NETMACS+=(${MAC_ADDR})
DUT1_DRIVERS+=(${KRN_DRIVER})
DUT1_VLANS+=(${VLAN_ID})
DUT1_MODELS+=(${MODEL})
done
# We need at least two interfaces for TG/DUT1 for building topology.
if [ "${#TG_NETDEVS[@]}" -lt 2 ] || [ "${#DUT1_NETDEVS[@]}" -lt 2 ]; then
die "Not enough linux network interfaces found!"
fi
}
function get_krn_driver () {
# Get kernel driver from linux network device name.
#
# Variables read:
# - PCI_ADDR - PCI address of network device.
# Variables set:
# - KRN_DRIVER - Kernel driver of network device.
set -exuo pipefail
pci_path="/sys/bus/pci/devices/${PCI_ADDR}"
KRN_DRIVER="$(basename $(readlink -f ${pci_path}/driver))" || {
die "Failed to get kernel driver of PCI interface!"
}
}
function get_mac_addr () {
# Get MAC address from linux network device name.
#
# Variables read:
# - NETDEV - Linux network device name.
# Variables set:
# - MAC_ADDR - MAC address of network device.
set -exuo pipefail
if [ -d /sys/class/net/${NETDEV}/device ]; then
MAC_ADDR="$(</sys/class/net/${NETDEV}/address)" || {
die "Failed to get MAC address of linux network interface!"
}
fi
}
function get_netdev_name () {
# Get Linux network device name.
#
# Variables read:
# - PCI_ADDR - PCI address of the device.
# Variables set:
# - NETDEV - Linux network device name.
set -exuo pipefail
if [ -d /sys/bus/pci/devices/${PCI_ADDR}/net ]; then
NETDEV="$(basename /sys/bus/pci/devices/${PCI_ADDR}/net/*)" || {
die "Failed to get Linux interface name of ${PCI_ADDR}"
}
fi
}
function get_csit_model () {
# Get CSIT model name from linux network device name.
#
# Variables read:
# - NETDEV - Linux network device name.
# Variables set:
# - MODEL - CSIT model name of network device.
set -exuo pipefail
if [ -d /sys/class/net/${NETDEV}/device ]; then
ID="$(</sys/class/net/${NETDEV}/device/device)" || {
die "Failed to get device id of linux network interface!"
}
case "${ID}" in
"0x1592"|"0x1889")
MODEL="Intel-E810CQ"
;;
"0x1572"|"0x154c")
MODEL="Intel-X710"
;;
"0x101e")
MODEL="Mellanox-CX6DX"
;;
*)
MODEL="virtual"
esac
fi
}
function get_pci_addr () {
# Get PCI address in <domain>:<bus:<device>.<func> format from linux network
# device name.
#
# Variables read:
# - NETDEV - Linux network device name.
# Variables set:
# - PCI_ADDR - PCI address of network device.
set -exuo pipefail
if [ -d /sys/class/net/${NETDEV}/device ]; then
PCI_ADDR=$(basename $(readlink /sys/class/net/${NETDEV}/device)) || {
die "Failed to get PCI address of linux network interface!"
}
if [ ! -d /sys/bus/pci/devices/${PCI_ADDR} ]; then
die "PCI device ${PCI_ADDR} doesn't exist!"
fi
else
die "Can't get device info of interface ${NETDEV}!"
fi
}
function get_vfio_group () {
# Get the VFIO group of a pci device.
#
# Variables read:
# - PCI_ADDR - PCI address of a device.
# Variables set:
# - VFIO_GROUP - The VFIO group of the PCI device.
if [[ -d /sys/bus/pci/devices/${PCI_ADDR}/iommu_group ]]; then
VFIO_GROUP="$(basename\
$(readlink /sys/bus/pci/devices/${PCI_ADDR}/iommu_group)\
)" || {
die "PCI device ${PCI_ADDR} does not have an iommu group!"
}
fi
}
function get_vlan_filter () {
# Get VLAN stripping filter from PF searched by mac adress.
#
# Variables read:
# - MAC_ADDR - MAC address of VF.
# Variables set:
# - VLAN_ID - VLAN ids.
set -exuo pipefail
# Sed regular expression pattern.
exp="s/^.*vlan ([[:digit:]]+).*$/\1/"
VLAN_ID=$(ip link | grep vlan | grep ${MAC_ADDR} | sed -re "${exp}") || true
VLAN_ID="${VLAN_ID:-0}"
}
function installed () {
# Check if the given utility is installed. Fail if not installed.
#
# Duplicate of common.sh function, as this file is also used standalone.
#
# Arguments:
# - ${1} - Utility to check.
# Returns:
# - 0 - If command is installed.
# - 1 - If command is not installed.
set -exuo pipefail
command -v "${1}"
}
function parse_env_variables () {
# Parse environment variables.
#
# Variables read, set or exported: Multiple,
# see the code for the current list.
set -exuo pipefail
IFS=@ read -a TG_NETMACS <<< "${CSIT_TG_INTERFACES_PORT_MAC}"
IFS=@ read -a TG_PCIDEVS <<< "${CSIT_TG_INTERFACES_PORT_PCI}"
IFS=@ read -a TG_DRIVERS <<< "${CSIT_TG_INTERFACES_PORT_DRV}"
IFS=@ read -a TG_VLANS <<< "${CSIT_TG_INTERFACES_PORT_VLAN}"
IFS=@ read -a TG_MODELS <<< "${CSIT_TG_INTERFACES_PORT_MODEL}"
IFS=@ read -a DUT1_NETMACS <<< "${CSIT_DUT1_INTERFACES_PORT_MAC}"
IFS=@ read -a DUT1_PCIDEVS <<< "${CSIT_DUT1_INTERFACES_PORT_PCI}"
IFS=@ read -a DUT1_DRIVERS <<< "${CSIT_DUT1_INTERFACES_PORT_DRV}"
IFS=@ read -a DUT1_VLANS <<< "${CSIT_DUT1_INTERFACES_PORT_VLAN}"
IFS=@ read -a DUT1_MODELS <<< "${CSIT_DUT1_INTERFACES_PORT_MODEL}"
for port in $(seq "${#TG_NETMACS[*]}"); do
CSIT_TG_INTERFACES+=$(cat << EOF
port$((port-1)):
mac_address: "${TG_NETMACS[$((port-1))]}"
pci_address: "${TG_PCIDEVS[$((port-1))]}"
link: "link$((port-1))"
model: ${TG_MODELS[$((port-1))]}
driver: "${TG_DRIVERS[$((port-1))]}"
vlan: ${TG_VLANS[$((port-1))]}
EOF
)
CSIT_TG_INTERFACES+=$'\n'
done
for port in $(seq "${#DUT1_NETMACS[*]}"); do
CSIT_DUT1_INTERFACES+=$(cat << EOF
port$((port-1)):
mac_address: "${DUT1_NETMACS[$((port-1))]}"
pci_address: "${DUT1_PCIDEVS[$((port-1))]}"
link: "link$((port-1))"
model: ${DUT1_MODELS[$((port-1))]}
driver: "${DUT1_DRIVERS[$((port-1))]}"
vlan: ${DUT1_VLANS[$((port-1))]}
EOF
)
CSIT_DUT1_INTERFACES+=$'\n'
done
}
function print_env_variables () {
# Get environment variables prefixed by CSIT_.
set -exuo pipefail
env | grep CSIT_ || true
}
function read_env_variables () {
# Read environment variables from parameters.
#
# Arguments:
# - ${@} - Variables passed as an argument.
# Variables read, set or exported: Multiple,
# see the code for the current list.
set -exuo pipefail
for param in "$@"; do
export "${param}"
done
declare -gA DCR_UUIDS
DCR_UUIDS+=([tg]="${CSIT_TG_UUID}")
DCR_UUIDS+=([dut1]="${CSIT_DUT1_UUID}")
IFS=@ read -a TG_NETMACS <<< "${CSIT_TG_INTERFACES_PORT_MAC}"
IFS=@ read -a TG_PCIDEVS <<< "${CSIT_TG_INTERFACES_PORT_PCI}"
IFS=@ read -a TG_DRIVERS <<< "${CSIT_TG_INTERFACES_PORT_DRV}"
IFS=@ read -a TG_VLANS <<< "${CSIT_TG_INTERFACES_PORT_VLAN}"
IFS=@ read -a TG_MODELS <<< "${CSIT_TG_INTERFACES_PORT_MODEL}"
IFS=@ read -a DUT1_NETMACS <<< "${CSIT_DUT1_INTERFACES_PORT_MAC}"
IFS=@ read -a DUT1_PCIDEVS <<< "${CSIT_DUT1_INTERFACES_PORT_PCI}"
IFS=@ read -a DUT1_DRIVERS <<< "${CSIT_DUT1_INTERFACES_PORT_DRV}"
IFS=@ read -a DUT1_VLANS <<< "${CSIT_DUT1_INTERFACES_PORT_VLAN}"
IFS=@ read -a DUT1_MODELS <<< "${CSIT_DUT1_INTERFACES_PORT_MODEL}"
}
function set_env_variables () {
# Set environment variables.
#
# Variables read:
# - DCR_UUIDS - Docker Container UUIDs.
# - DCR_PORTS - Docker Container's SSH ports.
# - DUT1_NETDEVS - List of network devices allocated to DUT1 container.
# - DUT1_PCIDEVS - List of PCI addresses allocated to DUT1 container.
# - DUT1_NETMACS - List of MAC addresses allocated to DUT1 container.
# - DUT1_DRIVERS - List of interface drivers to DUT1 container.
# - DUT1_VLANS - List of interface vlans to TG container.
# - DUT1_MODEL - List of interface models to TG container.
# - TG_NETDEVS - List of network devices allocated to TG container.
# - TG_PCIDEVS - List of PCI addresses allocated to TG container.
# - TG_NETMACS - List of MAC addresses allocated to TG container.
# - TG_DRIVERS - List of interface drivers to TG container.
# - TG_VLANS - List of interface vlans to TG container.
# - TG_MODEL - List of interface models to TG container.
set -exuo pipefail
set -a
CSIT_TG_HOST="$(hostname --all-ip-addresses | awk '{print $1}')" || {
die "Reading hostname IP address failed!"
}
CSIT_TG_PORT="${DCR_PORTS[tg]##*:}"
CSIT_TG_UUID="${DCR_UUIDS[tg]}"
CSIT_TG_ARCH="$(uname -i)" || {
die "Reading machine architecture failed!"
}
CSIT_DUT1_HOST="$(hostname --all-ip-addresses | awk '{print $1}')" || {
die "Reading hostname IP address failed!"
}
CSIT_DUT1_PORT="${DCR_PORTS[dut1]##*:}"
CSIT_DUT1_UUID="${DCR_UUIDS[dut1]}"
CSIT_DUT1_ARCH="$(uname -i)" || {
die "Reading machine architecture failed!"
}
OIFS="$IFS" IFS=@
set -a
CSIT_TG_INTERFACES_PORT_MAC="${TG_NETMACS[*]}"
CSIT_TG_INTERFACES_PORT_PCI="${TG_PCIDEVS[*]}"
CSIT_TG_INTERFACES_PORT_DRV="${TG_DRIVERS[*]}"
CSIT_TG_INTERFACES_PORT_VLAN="${TG_VLANS[*]}"
CSIT_TG_INTERFACES_PORT_MODEL="${TG_MODELS[*]}"
CSIT_DUT1_INTERFACES_PORT_MAC="${DUT1_NETMACS[*]}"
CSIT_DUT1_INTERFACES_PORT_PCI="${DUT1_PCIDEVS[*]}"
CSIT_DUT1_INTERFACES_PORT_DRV="${DUT1_DRIVERS[*]}"
CSIT_DUT1_INTERFACES_PORT_VLAN="${DUT1_VLANS[*]}"
CSIT_DUT1_INTERFACES_PORT_MODEL="${DUT1_MODELS[*]}"
set +a
IFS="$OIFS"
}
function start_topology_containers () {
# Starts csit-sut-dcr docker containers for TG/DUT1.
#
# Variables read:
# - CSIT_DIR - Path to existing root of local CSIT git repository.
# Variables set:
# - DCR_UUIDS - Docker Container UUIDs.
# - DCR_PORTS - Docker Container SSH TCP ports.
# - DCR_CPIDS - Docker Container PIDs (namespaces).
set -exuo pipefail
if ! installed docker; then
die "Docker not present. Please install before continue!"
fi
# If the IMAGE is not already loaded then docker run will pull the IMAGE,
# and all image dependencies, before it starts the container.
dcr_image="${1}"
# Run the container in the background and print the new container ID.
dcr_stc_params="--detach=true "
# Give extended privileges to this container. A "privileged" container is
# given access to all devices and able to run nested containers.
dcr_stc_params+="--privileged "
# Publish all exposed ports to random ports on the host interfaces.
dcr_stc_params+="--publish-all "
# Automatically remove the container when it exits.
dcr_stc_params+="--rm "
# Size of /dev/shm.
dcr_stc_params+="--shm-size 2G "
# Override access to PCI bus by attaching a filesystem mount to the
# container.
dcr_stc_params+="--mount type=tmpfs,destination=/sys/bus/pci/devices "
# Mount vfio devices to be able to use VFs inside the container.
vfio_bound="false"
for PCI_ADDR in ${DUT1_PCIDEVS[@]}; do
get_krn_driver
if [[ ${KRN_DRIVER} == "vfio-pci" ]]; then
get_vfio_group
dcr_stc_params+="--device /dev/vfio/${VFIO_GROUP} "
vfio_bound="true"
fi
done
if ! ${vfio_bound}; then
dcr_stc_params+="--volume /dev/vfio:/dev/vfio "
fi
# Disable manipulation with hugepages by VPP.
dcr_stc_params+="--volume /dev/null:/etc/sysctl.d/80-vpp.conf "
# Mount docker.sock to be able to use docker deamon of the host.
dcr_stc_params+="--volume /var/run/docker.sock:/var/run/docker.sock "
# Mount /opt/boot/ where VM kernel and initrd are located.
dcr_stc_params+="--volume /opt/boot/:/opt/boot/ "
# Mount host hugepages for VMs.
dcr_stc_params+="--volume /dev/hugepages/:/dev/hugepages/ "
# Disable IPv6.
dcr_stc_params+="--sysctl net.ipv6.conf.all.disable_ipv6=1 "
dcr_stc_params+="--sysctl net.ipv6.conf.default.disable_ipv6=1 "
# Docker Container UUIDs.
declare -gA DCR_UUIDS
# Docker Container SSH TCP ports.
declare -gA DCR_PORTS
# Docker Container PIDs (namespaces).
declare -gA DCR_CPIDS
# Run TG and DUT1. As initial version we do support only 2-node.
params=(${dcr_stc_params} --name csit-tg-$(uuidgen) ${dcr_image})
DCR_UUIDS+=([tg]=$(docker run "${params[@]}")) || {
die "Failed to start TG docker container!"
}
params=(${dcr_stc_params} --name csit-dut1-$(uuidgen) ${dcr_image})
DCR_UUIDS+=([dut1]=$(docker run "${params[@]}")) || {
die "Failed to start DUT1 docker container!"
}
trap 'clean_environment_on_exit' EXIT || {
die "Trap attempt failed, please cleanup manually. Aborting!"
}
# Get Containers TCP ports.
params=(${DCR_UUIDS[tg]})
DCR_PORTS+=([tg]=$(docker port "${params[@]}")) || {
die "Failed to get port of TG docker container!"
}
params=(${DCR_UUIDS[dut1]})
DCR_PORTS+=([dut1]=$(docker port "${params[@]}")) || {
die "Failed to get port of DUT1 docker container!"
}
# Get Containers PIDs.
params=(--format="{{ .State.Pid }}" ${DCR_UUIDS[tg]})
DCR_CPIDS+=([tg]=$(docker inspect "${params[@]}")) || {
die "Failed to get PID of TG docker container!"
}
params=(--format="{{ .State.Pid }}" ${DCR_UUIDS[dut1]})
DCR_CPIDS+=([dut1]=$(docker inspect "${params[@]}")) || {
die "Failed to get PID of DUT1 docker container!"
}
}
function warn () {
# Print the message to standard error.
#
# Duplicate of common.sh function, as this file is also used standalone.
#
# Arguments:
# - ${@} - The text of the message.
set -exuo pipefail
echo "$@" >&2
}
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