openstack-helm-infra/openvswitch/templates/daemonset-ovs-vswitchd.yaml
Pete Birley 6a9c16862a OpenvSwitch: Share container PID namespaces under docker
This PS shares pid namespaces for containers in pods under docker,
bringing running in this runtime inline with other runc based container
backends, allowing the pause process in the pod to act as a reaper.

Change-Id: I1e511b1cd11a4b2f4818a772a91e8a8dfd342be3
Signed-off-by: Pete Birley <pete@port.direct>
2018-12-14 04:52:39 +00:00

112 lines
4.1 KiB
YAML

{{/*
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.
*/}}
{{- if .Values.manifests.daemonset_ovs_vswitchd }}
{{- $envAll := . }}
{{- $serviceAccountName := "openvswitch-vswitchd" }}
{{ tuple $envAll "vswitchd" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: openvswitch-vswitchd
annotations:
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
labels:
{{ tuple $envAll "openvswitch" "openvswitch-vswitchd" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
spec:
selector:
matchLabels:
{{ tuple $envAll "openvswitch" "openvswitch-vswitchd" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
{{ tuple $envAll "ovs_vswitchd" | include "helm-toolkit.snippets.kubernetes_upgrades_daemonset" | indent 2 }}
template:
metadata:
labels:
{{ tuple $envAll "openvswitch" "openvswitch-vswitchd" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
annotations:
configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
spec:
shareProcessNamespace: true
serviceAccountName: {{ $serviceAccountName }}
nodeSelector:
{{ .Values.labels.ovs.node_selector_key }}: {{ .Values.labels.ovs.node_selector_value }}
dnsPolicy: ClusterFirstWithHostNet
hostNetwork: true
initContainers:
{{ tuple $envAll "vswitchd" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
- name: openvswitch-vswitchd-modules
{{ tuple $envAll "openvswitch_vswitchd" | include "helm-toolkit.snippets.image" | indent 10 }}
securityContext:
capabilities:
add:
- SYS_MODULE
runAsUser: 0
command:
- /tmp/openvswitch-vswitchd-init-modules.sh
volumeMounts:
- name: openvswitch-bin
mountPath: /tmp/openvswitch-vswitchd-init-modules.sh
subPath: openvswitch-vswitchd-init-modules.sh
readOnly: true
- name: host-rootfs
mountPath: /mnt/host-rootfs
readOnly: true
containers:
- name: openvswitch-vswitchd
{{ tuple $envAll "openvswitch_vswitchd" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.ovs.vswitchd | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
securityContext:
runAsUser: 0
capabilities:
add:
- NET_ADMIN
# ensures this container can speak to the ovs database
# successfully before its marked as ready
readinessProbe:
exec:
command:
- /usr/bin/ovs-vsctl
- show
command:
- /tmp/openvswitch-vswitchd.sh
- start
lifecycle:
preStop:
exec:
command:
- /tmp/openvswitch-db-server.sh
- stop
volumeMounts:
- name: openvswitch-bin
mountPath: /tmp/openvswitch-vswitchd.sh
subPath: openvswitch-vswitchd.sh
readOnly: true
- name: run
mountPath: /run
volumes:
- name: openvswitch-bin
configMap:
name: openvswitch-bin
defaultMode: 0555
- name: run
hostPath:
path: /run
- name: host-rootfs
hostPath:
path: /
{{- end }}