#!/bin/bash {{/* Copyright 2017 The Openstack-Helm Authors. 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. */}} #NOTE: Please limit "besteffort" to dev env with mixed hardware computes only # For prod env, the target nic should be there, if not, script should error out. set -ex {{- if ( has "besteffort" .Values.conf.sriov_init ) }} set +e {{- end }} {{- range $k, $sriov := .Values.network.interface.sriov }} if [ "x{{ $sriov.num_vfs }}" != "x" ]; then echo "{{ $sriov.num_vfs }}" > /sys/class/net/{{ $sriov.device }}/device/sriov_numvfs else #NOTE(portdirect): Many NICs have difficulty creating more than n-1 over their # claimed limit, by default err on the side of caution and account for this # limitation. TOT_NUM_VFS=$(cat /sys/class/net/{{ $sriov.device }}/device/sriov_totalvfs) if [[ "$TOT_NUM_VFS" -le "0" ]]; then NUM_VFS="$TOT_NUM_VFS" else if [[ "$((TOT_NUM_VFS - 1 ))" -le "1" ]]; then NUM_VFS=1 else NUM_VFS="$((TOT_NUM_VFS - 1 ))" fi fi echo "${NUM_VFS}" > /sys/class/net/{{ $sriov.device }}/device/sriov_numvfs fi {{- if $sriov.mtu }} ip link set dev {{ $sriov.device }} mtu {{ $sriov.mtu }} {{- end }} ip link set {{ $sriov.device }} up ip link show {{ $sriov.device }} {{- if $sriov.promisc }} promisc_mode="on" {{- else }} promisc_mode="off" {{- end }} ip link set {{ $sriov.device }} promisc ${promisc_mode} #NOTE(portdirect): get the bus that the port is on NIC_BUS=$(lshw -c network -businfo | awk '/{{ $sriov.device }}/ {print $1}') #NOTE(portdirect): get first port on the nic NIC_FIRST_PORT=$(lshw -c network -businfo | awk "/${NIC_BUS%%.*}/ { print \$2; exit }") #NOTE(portdirect): Enable promisc mode on the nic, by setting it for the 1st port ethtool --set-priv-flags ${NIC_FIRST_PORT} vf-true-promisc-support ${promisc_mode} {{- end }} {{- if ( has "besteffort" .Values.conf.sriov_init ) }} exit 0 {{ end }}