Add OpenStack standalone control plane Helm chart and templates

Signed-off-by: Bharath Nallapeta <[email protected]>

templates/cluster/openstack-standalone-cp/.helmignore

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+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

templates/cluster/openstack-standalone-cp/Chart.yaml

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+apiVersion: v2
+name: openstack-standalone-cp
+description: |
+  An HMC template to deploy a k0s cluster on OpenStack with bootstrapped control plane nodes.
+type: application
+# This is the chart version. This version number should be incremented each time you make changes
+# to the chart and its templates, including the app version.
+# Versions are expected to follow Semantic Versioning (https://semver.org/)
+version: 0.0.1
+# This is the version number of the application being deployed. This version number should be
+# incremented each time you make changes to the application. Versions are not expected to
+# follow Semantic Versioning. They should reflect the version the application is using.
+# It is recommended to use it with quotes.
+appVersion: "1.31.1+k0s.1"
+annotations:
+  cluster.x-k8s.io/provider: infrastructure-openstack, control-plane-k0smotron, bootstrap-k0smotron
+  cluster.x-k8s.io/bootstrap-k0smotron: v1beta1
+  cluster.x-k8s.io/control-plane-k0smotron: v1beta1
+  cluster.x-k8s.io/infrastructure-openstack: v1beta1

templates/cluster/openstack-standalone-cp/templates/_helpers.tpl

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+{{- define "cluster.name" -}}
+    {{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{- define "openstackmachinetemplate.controlplane.name" -}}
+    {{- include "cluster.name" . }}-cp-mt
+{{- end }}
+
+{{- define "openstackmachinetemplate.worker.name" -}}
+    {{- include "cluster.name" . }}-worker-mt
+{{- end }}
+
+{{- define "k0scontrolplane.name" -}}
+    {{- include "cluster.name" . }}-cp
+{{- end }}
+
+{{- define "k0sworkerconfigtemplate.name" -}}
+    {{- include "cluster.name" . }}-machine-config
+{{- end }}
+
+{{- define "machinedeployment.name" -}}
+    {{- include "cluster.name" . }}-md
+{{- end }}

templates/cluster/openstack-standalone-cp/templates/cluster.yaml

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+apiVersion: cluster.x-k8s.io/v1beta1
+kind: Cluster
+metadata:
+  name: {{ include "cluster.name" . }}
+spec:
+  {{- with .Values.clusterNetwork }}
+  clusterNetwork:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  controlPlaneRef:
+    apiVersion: controlplane.cluster.x-k8s.io/v1beta1
+    kind: K0sControlPlane
+    name: {{ include "k0scontrolplane.name" .  }}
+  infrastructureRef:
+    apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+    kind: OpenStackCluster
+    name: {{ include "cluster.name" . }}

templates/cluster/openstack-standalone-cp/templates/k0scontrolplane.yaml

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+apiVersion: controlplane.cluster.x-k8s.io/v1beta1
+kind: K0sControlPlane
+metadata:
+  name: {{ include "k0scontrolplane.name" . }}
+spec:
+  k0sConfigSpec:
+    args:
+      - --enable-worker
+      - --enable-cloud-provider
+      - --kubelet-extra-args="--cloud-provider=external"
+      - --disable-components=konnectivity-server
+    k0s:
+      apiVersion: k0s.k0sproject.io/v1beta1
+      kind: ClusterConfig
+      metadata:
+        name: k0s
+      spec:
+        api:
+          extraArgs:
+            anonymous-auth: "true"
+        extensions:
+          helm:
+            repositories:
+              - name: openstack
+                url: https://kubernetes.github.io/cloud-provider-openstack/
+            charts:
+              - name: openstack-ccm
+                chartname: openstack/openstack-cloud-controller-manager
+                version: 2.31.1
+                order: 1
+                namespace: kube-system
+                values: |
+                  secret:
+                    enabled: true
+                    name: openstack-cloud-config
+                    create: false
+              - name: openstack-csi
+                chartname: openstack/openstack-cinder-csi
+                version: 2.31.3
+                order: 2
+                namespace: kube-system
+                values: |
+                  storageClass:
+                    enabled: true
+                    delete:
+                      isDefault: false
+                      allowVolumeExpansion: true
+                    retain:
+                      isDefault: false
+                      allowVolumeExpansion: false
+                  secret:
+                    enabled: true
+                    name: openstack-cloud-config
+                    create: false 
+        network:
+          provider: calico
+          calico:
+            mode: vxlan
+  machineTemplate:
+    infrastructureRef:
+      apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+      kind: OpenStackMachineTemplate
+      name: {{ include "openstackmachinetemplate.controlplane.name" . }}
+      namespace: {{ .Release.Namespace }}
+  replicas: {{ .Values.controlPlaneNumber }}
+  version: {{ .Values.k0s.version }}

templates/cluster/openstack-standalone-cp/templates/k0sworkerconfigtemplate.yaml

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+apiVersion: bootstrap.cluster.x-k8s.io/v1beta1
+kind: K0sWorkerConfigTemplate
+metadata:
+  name: {{ include "k0sworkerconfigtemplate.name" . }}
+spec:
+  template:
+    spec:
+      args:
+      - --enable-cloud-provider
+      - --kubelet-extra-args="--cloud-provider=external"
+      version: {{ .Values.k0s.version }}

templates/cluster/openstack-standalone-cp/templates/machinedeployment.yaml

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+apiVersion: cluster.x-k8s.io/v1beta1
+kind: MachineDeployment
+metadata:
+  name: {{ include "machinedeployment.name" . }}
+spec:
+  clusterName: {{ include "cluster.name" . }}
+  replicas: {{ .Values.workersNumber }}
+  selector:
+    matchLabels:
+      cluster.x-k8s.io/cluster-name: {{ include "cluster.name" . }}
+  template:
+    metadata:
+      labels:
+        cluster.x-k8s.io/cluster-name: {{ include "cluster.name" . }}
+    spec:
+      bootstrap:
+        configRef:
+          apiVersion: bootstrap.cluster.x-k8s.io/v1beta1
+          kind: K0sWorkerConfigTemplate
+          name: {{ include "k0sworkerconfigtemplate.name" . }}
+      clusterName: {{ include "cluster.name" . }}
+      infrastructureRef:
+        apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+        kind: OpenStackMachineTemplate
+        name: {{ include "openstackmachinetemplate.worker.name" . }}  

templates/cluster/openstack-standalone-cp/templates/openstackcluster.yaml

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+apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+kind: OpenStackCluster
+metadata:
+  name: {{ include "cluster.name" . }}
+spec:
+  {{- if .Values.apiServerLoadBalancer }}
+  apiServerLoadBalancer:
+    {{- toYaml .Values.apiServerLoadBalancer | nindent 4 }}
+  {{- end }}
+  {{- if .Values.bastion.enabled }}
+  bastion:
+  {{- with .Values.bastion.spec }}
+    spec:
+      {{- toYaml . | nindent 8 }}
+  {{- end }}
+  {{- end }}
+  {{- if .Values.externalNetwork }}
+  externalNetwork:
+    {{- toYaml .Values.externalNetwork | nindent 4 }}
+  {{- end }}
+  {{- with .Values.identityRef }}
+  identityRef:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  managedSecurityGroups:
+    {{- toYaml .Values.managedSecurityGroups | nindent 4 }}
+  {{- if .Values.managedSubnets }}
+  managedSubnets:
+    {{- toYaml .Values.managedSubnets | nindent 4 }}
+  {{- end }}

templates/cluster/openstack-standalone-cp/templates/openstackmachinetemplate-controlplane.yaml

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+apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+kind: OpenStackMachineTemplate
+metadata:
+  name: {{ include "openstackmachinetemplate.controlplane.name" . }}
+spec:
+  template:
+    spec:
+      flavor: {{ .Values.controlplane.flavor }}
+      cloudName: {{ .Values.identityRef.cloudName}}
+      image:
+        filter:
+          name: {{ .Values.controlplane.image.filter.name }}
+          {{- if .Values.controlplane.image.filter.tags }}
+          tags:
+            {{- range $tag := .Values.controlplane.image.filter.tags }}
+            - {{ $tag }}
+            {{- end }}
+          {{- end }}
+      {{- if gt (len .Values.controlplane.portOpts) 0 }}
+      portOpts:
+        {{ .Values.controlplane.portOpts | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if gt (len .Values.controlplane.securityGroups) 0 }}
+      securityGroups:
+        {{ .Values.controlplane.securityGroups | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if not ( .Values.controlplane.sshPublicKey | empty) }}
+      sshPublicKey: {{ .Values.controlplane.sshPublicKey }}
+      {{- end }}

templates/cluster/openstack-standalone-cp/templates/openstackmachinetemplate-worker.yaml

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+apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+kind: OpenStackMachineTemplate
+metadata:
+  name: {{ include "openstackmachinetemplate.worker.name" . }}
+spec:
+  template:
+    spec:
+      flavor: {{ .Values.worker.flavor }}
+      cloudName: {{ .Values.identityRef.cloudName }}
+      image:
+        filter:
+          name: {{ .Values.worker.image.filter.name }}
+          {{- if .Values.worker.image.filter.tags }}
+          tags:
+            {{- range $tag := .Values.worker.image.filter.tags }}
+            - {{ $tag }}
+            {{- end }}
+          {{- end }}
+      {{- if gt (len .Values.worker.portOpts) 0 }}
+      portOpts:
+        {{ .Values.worker.portOpts | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if gt (len .Values.worker.securityGroups) 0 }}
+      securityGroups:
+        {{ .Values.worker.securityGroups | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if not ( .Values.worker.sshPublicKey | empty) }}
+      sshPublicKey: {{ .Values.worker.sshPublicKey }}
+      {{- end }}