openstack-helm-infra/openvswitch/templates/bin/_openvswitch-vswitchd.sh.tpl
Georg Kunz e6530bc2bb Extended OVS chart with support for DPDK
Extending the Openvswitch chart with support for DPDK. In order to
enable DPDK support, set the dpdk:enabled option to true in value.yaml.
Prerequisites for successfully running OVS with DPDK: the host OS must
to have hugepages enabled.

Co-Authored-By: Rihab Banday <rihab.banday@ericsson.com>

Change-Id: I9649832511ba7c7ba7c391555d60171ef9264110
2019-07-09 17:10:15 +02:00

78 lines
2.6 KiB
Smarty

#!/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.
*/}}
set -ex
COMMAND="${@:-start}"
OVS_SOCKET=/run/openvswitch/db.sock
OVS_PID=/run/openvswitch/ovs-vswitchd.pid
# Create vhostuser directory and grant nova user (default UID 42424) access
# permissions.
mkdir -p /run/openvswitch/vhostuser
chown {{ .Values.pod.user.nova.uid }}.{{ .Values.pod.user.nova.uid }} /run/openvswitch/vhostuser
function start () {
t=0
while [ ! -e "${OVS_SOCKET}" ] ; do
echo "waiting for ovs socket $sock"
sleep 1
t=$(($t+1))
if [ $t -ge 10 ] ; then
echo "no ovs socket, giving up"
exit 1
fi
done
ovs-vsctl --db=unix:${OVS_SOCKET} --no-wait show
{{- if .Values.conf.dpdk.enabled }}
ovs-vsctl --db=unix:${OVS_SOCKET} --no-wait set Open_vSwitch . other_config:dpdk-hugepage-dir={{ .Values.conf.dpdk.hugepages_mountpath | quote }}
ovs-vsctl --db=unix:${OVS_SOCKET} --no-wait set Open_vSwitch . other_config:dpdk-socket-mem={{ .Values.conf.dpdk.socket_memory | quote }}
{{- if .Values.conf.dpdk.mem_channels }}
ovs-vsctl --db=unix:${OVS_SOCKET} --no-wait set Open_vSwitch . other_config:dpdk-mem-channels={{ .Values.conf.dpdk.mem_channels | quote }}
{{- end }}
{{- if .Values.conf.dpdk.pmd_cpu_mask }}
ovs-vsctl --db=unix:${OVS_SOCKET} --no-wait set Open_vSwitch . other_config:pmd-cpu-mask={{ .Values.conf.dpdk.pmd_cpu_mask | quote }}
{{- end }}
{{- if .Values.conf.dpdk.lcore_mask }}
ovs-vsctl --db=unix:${OVS_SOCKET} --no-wait set Open_vSwitch . other_config:dpdk-lcore-mask={{ .Values.conf.dpdk.lcore_mask | quote }}
{{- end }}
ovs-vsctl --db=unix:${OVS_SOCKET} --no-wait set Open_vSwitch . other_config:vhost-sock-dir="vhostuser"
ovs-vsctl --db=unix:${OVS_SOCKET} --no-wait set Open_vSwitch . other_config:dpdk-init=true
{{- end }}
exec /usr/sbin/ovs-vswitchd unix:${OVS_SOCKET} \
-vconsole:emer \
-vconsole:err \
-vconsole:info \
--pidfile=${OVS_PID} \
--mlockall
}
function stop () {
PID=$(cat $OVS_PID)
ovs-appctl -T1 -t /run/openvswitch/ovs-vswitchd.${PID}.ctl exit
}
$COMMAND