openstack/openstack-helm
Code Issues Proposed changes
2b71ad5dae
openstack-helm/neutron/templates/daemonset-ovn-metadata-agent.yaml
Mohammed Naser 56c4341d8b chore: refactor ovn support 
This makes the OVN support more robust, refactors certain shared
components with the normal metadata agent, fixes proper init
container handling and much more(tm).

Depends-On: https://review.opendev.org/c/openstack/openstack-helm-infra/+/889187
Change-Id: I09512c89f44a78796353a12c61f075a181fa8cd5
2023-08-15 22:31:00 +03:00

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{{/*
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.
*/}}
{{- define "ovnMetadataAgentReadinessProbeTemplate" }}
exec:
command:
- python
- /tmp/health-probe.py
- --config-file
- /etc/neutron/neutron.conf
- --config-file
- /etc/neutron/ovn_metadata_agent.ini
{{- if .Values.pod.use_fqdn.neutron_agent }}
- --use-fqdn
{{- end }}
{{- end }}
{{- define "ovnMetadataAgentLivenessProbeTemplate" }}
exec:
command:
- python
- /tmp/health-probe.py
- --config-file
- /etc/neutron/neutron.conf
- --config-file
- /etc/neutron/ovn_metadata_agent.ini
- --liveness-probe
{{- if .Values.pod.use_fqdn.neutron_agent }}
- --use-fqdn
{{- end }}
{{- end }}
{{- define "neutron.ovn_metadata_agent.daemonset" }}
{{- $daemonset := index . 0 }}
{{- $configMapName := index . 1 }}
{{- $serviceAccountName := index . 2 }}
{{- $envAll := index . 3 }}
{{- with $envAll }}
{{- $mounts_neutron_ovn_metadata_agent := .Values.pod.mounts.neutron_ovn_metadata_agent.neutron_ovn_metadata_agent }}
{{- $mounts_neutron_ovn_metadata_agent_init := .Values.pod.mounts.neutron_ovn_metadata_agent.init_container }}
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: neutron-ovn-metadata-agent
annotations:
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
labels:
{{ tuple $envAll "neutron" "ovn-metadata-agent" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
spec:
selector:
matchLabels:
{{ tuple $envAll "neutron" "ovn-metadata-agent" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
{{ tuple $envAll "ovn_metadata_agent" | include "helm-toolkit.snippets.kubernetes_upgrades_daemonset" | indent 2 }}
template:
metadata:
labels:
{{ tuple $envAll "neutron" "ovn-metadata-agent" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
annotations:
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" | indent 8 }}
configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
{{ dict "envAll" $envAll "podName" "neutron-ovn-metadata-agent-default" "containerNames" (list "neutron-ovn-metadata-agent" "neutron-ovn-metadata-agent-init" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
spec:
{{ dict "envAll" $envAll "application" "neutron_ovn_metadata_agent" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
serviceAccountName: {{ $serviceAccountName }}
{{ if $envAll.Values.pod.tolerations.neutron.enabled }}
{{ tuple $envAll "neutron" | include "helm-toolkit.snippets.kubernetes_tolerations" | indent 6 }}
{{ end }}
nodeSelector:
{{ .Values.labels.agent.ovn_metadata.node_selector_key }}: {{ .Values.labels.agent.ovn_metadata.node_selector_value }}
dnsPolicy: ClusterFirstWithHostNet
hostNetwork: true
{{- if or ( gt .Capabilities.KubeVersion.Major "1" ) ( ge .Capabilities.KubeVersion.Minor "10" ) }}
shareProcessNamespace: true
{{- else }}
hostPID: true
{{- end }}
initContainers:
{{ tuple $envAll "pod_dependency" $mounts_neutron_ovn_metadata_agent_init | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
- name: neutron-metadata-agent-init
{{ tuple $envAll "neutron_metadata" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.agent.metadata | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
{{ dict "envAll" $envAll "application" "neutron_metadata_agent" "container" "neutron_metadata_agent_init" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
env:
- name: NEUTRON_USER_UID
value: "{{ .Values.pod.security_context.neutron_metadata_agent.pod.runAsUser }}"
command:
- /tmp/neutron-metadata-agent-init.sh
volumeMounts:
- name: pod-tmp
mountPath: /tmp
- name: neutron-bin
mountPath: /tmp/neutron-metadata-agent-init.sh
subPath: neutron-metadata-agent-init.sh
readOnly: true
- name: neutron-etc
mountPath: /etc/neutron/neutron.conf
subPath: neutron.conf
readOnly: true
- name: socket
mountPath: /var/lib/neutron/openstack-helm
- name: ovn-neutron-init
{{ tuple $envAll "neutron_metadata" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.agent.metadata | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
{{ dict "envAll" $envAll "application" "neutron_metadata_agent" "container" "neutron_metadata_agent_init" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
command:
- /tmp/neutron-ovn-init.sh
volumeMounts:
- name: pod-tmp
mountPath: /tmp
- name: neutron-bin
mountPath: /tmp/neutron-ovn-init.sh
subPath: neutron-ovn-init.sh
readOnly: true
containers:
- name: neutron-ovn-metadata-agent
{{ tuple $envAll "neutron_metadata" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.agent.ovn_metadata | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
env:
- name: RPC_PROBE_TIMEOUT
value: "{{ .Values.pod.probes.rpc_timeout }}"
- name: RPC_PROBE_RETRIES
value: "{{ .Values.pod.probes.rpc_retries }}"
{{ dict "envAll" $envAll "component" "ovn_metadata_agent" "container" "ovn_metadata_agent" "type" "readiness" "probeTemplate" (include "ovnMetadataAgentReadinessProbeTemplate" $envAll | fromYaml) | include "helm-toolkit.snippets.kubernetes_probe" | indent 10 }}
{{ dict "envAll" $envAll "component" "ovn_metadata_agent" "container" "ovn_metadata_agent" "type" "liveness" "probeTemplate" (include "ovnMetadataAgentLivenessProbeTemplate" $envAll | fromYaml) | include "helm-toolkit.snippets.kubernetes_probe" | indent 10 }}
securityContext:
privileged: true
command:
- /tmp/neutron-ovn-metadata-agent.sh
volumeMounts:
- name: run
mountPath: /run
- name: pod-tmp
mountPath: /tmp
- name: pod-var-neutron
mountPath: {{ .Values.conf.neutron.DEFAULT.state_path }}
- name: neutron-bin
mountPath: /tmp/neutron-ovn-metadata-agent.sh
subPath: neutron-ovn-metadata-agent.sh
readOnly: true
- name: neutron-bin
mountPath: /tmp/health-probe.py
subPath: health-probe.py
readOnly: true
- name: neutron-etc
mountPath: /etc/neutron/neutron.conf
subPath: neutron.conf
readOnly: true
{{- if .Values.conf.neutron.DEFAULT.log_config_append }}
- name: neutron-etc
mountPath: {{ .Values.conf.neutron.DEFAULT.log_config_append }}
subPath: {{ base .Values.conf.neutron.DEFAULT.log_config_append }}
readOnly: true
{{- end }}
- name: neutron-etc
mountPath: /etc/neutron/plugins/ml2/ml2_conf.ini
subPath: ml2_conf.ini
readOnly: true
{{- if ( has "openvswitch" .Values.network.backend ) }}
- name: neutron-etc
mountPath: /etc/neutron/plugins/ml2/openvswitch_agent.ini
subPath: openvswitch_agent.ini
readOnly: true
{{- end }}
- name: neutron-etc
mountPath: /etc/neutron/ovn_metadata_agent.ini
subPath: ovn_metadata_agent.ini
readOnly: true
- name: neutron-etc
# NOTE (Portdirect): We mount here to override Kollas
# custom sudoers file when using Kolla images, this
# location will also work fine for other images.
mountPath: /etc/sudoers.d/kolla_neutron_sudoers
subPath: neutron_sudoers
readOnly: true
- name: neutron-etc
mountPath: /etc/neutron/rootwrap.conf
subPath: rootwrap.conf
readOnly: true
{{- range $key, $value := $envAll.Values.conf.rootwrap_filters }}
{{- if ( has "ovn_metadata_agent" $value.pods ) }}
{{- $filePrefix := replace "_" "-" $key }}
{{- $rootwrapFile := printf "/etc/neutron/rootwrap.d/%s.filters" $filePrefix }}
- name: neutron-etc
mountPath: {{ $rootwrapFile }}
subPath: {{ base $rootwrapFile }}
readOnly: true
{{- end }}
{{- end }}
- name: socket
mountPath: /var/lib/neutron/openstack-helm
{{- if .Values.network.share_namespaces }}
- name: host-run-netns
mountPath: /run/netns
mountPropagation: Bidirectional
{{- end }}
{{- dict "enabled" .Values.manifests.certificates "name" .Values.secrets.tls.compute_metadata.metadata.internal | include "helm-toolkit.snippets.tls_volume_mount" | indent 12 }}
{{- dict "enabled" $envAll.Values.manifests.certificates "name" $envAll.Values.endpoints.oslo_messaging.auth.admin.secret.tls.internal "path" "/etc/rabbitmq/certs" | include "helm-toolkit.snippets.tls_volume_mount" | indent 12 }}
{{ if $mounts_neutron_ovn_metadata_agent.volumeMounts }}{{ toYaml $mounts_neutron_ovn_metadata_agent.volumeMounts | indent 12 }}{{ end }}
volumes:
- name: pod-tmp
emptyDir: {}
- name: pod-var-neutron
emptyDir: {}
- name: run
hostPath:
path: /run
- name: neutron-bin
configMap:
name: neutron-bin
defaultMode: 0555
- name: neutron-etc
secret:
secretName: {{ $configMapName }}
defaultMode: 0444
- name: socket
hostPath:
path: /var/lib/neutron/openstack-helm
{{- if .Values.network.share_namespaces }}
- name: host-run-netns
hostPath:
path: /run/netns
{{- end }}
{{- dict "enabled" .Values.manifests.certificates "name" .Values.secrets.tls.compute_metadata.metadata.internal | include "helm-toolkit.snippets.tls_volume" | indent 8 }}
{{- dict "enabled" $envAll.Values.manifests.certificates "name" $envAll.Values.endpoints.oslo_messaging.auth.admin.secret.tls.internal | include "helm-toolkit.snippets.tls_volume" | indent 8 }}
{{ if $mounts_neutron_ovn_metadata_agent.volumes }}{{ toYaml $mounts_neutron_ovn_metadata_agent.volumes | indent 8 }}{{ end }}
{{- end }}
{{- end }}
{{- if .Values.manifests.daemonset_ovn_metadata_agent }}
{{- $envAll := . }}
{{- $daemonset := "ovn-metadata-agent" }}
{{- $configMapName := "neutron-etc" }}
{{- $serviceAccountName := "neutron-ovn-metadata-agent" }}
{{- $dependencyOpts := dict "envAll" $envAll "dependencyMixinParam" $envAll.Values.network.backend "dependencyKey" "ovn_metadata" -}}
{{- $_ := include "helm-toolkit.utils.dependency_resolver" $dependencyOpts | toString | fromYaml }}
{{ tuple $envAll "pod_dependency" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
{{- $daemonset_yaml := list $daemonset $configMapName $serviceAccountName . | include "neutron.ovn_metadata_agent.daemonset" | toString | fromYaml }}
{{- $configmap_yaml := "neutron.configmap.etc" }}
{{- list $daemonset $daemonset_yaml $configmap_yaml $configMapName . | include "helm-toolkit.utils.daemonset_overrides" }}
{{- end }}
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