Initial commit

2025-12-09 19:49:27 +11:00
commit 0cd0c737fb
16 changed files with 632 additions and 0 deletions
--- a/templates/_helpers.tpl
+++ b/templates/_helpers.tpl
@@ -0,0 +1,103 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "nfs-subdir-external-provisioner.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "nfs-subdir-external-provisioner.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- if contains $name .Release.Name -}}
+{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "nfs-subdir-external-provisioner.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{- define "nfs-subdir-external-provisioner.provisionerName" -}}
+{{- if .Values.storageClass.provisionerName -}}
+{{- printf .Values.storageClass.provisionerName -}}
+{{- else -}}
+cluster.local/{{ template "nfs-subdir-external-provisioner.fullname" . -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "nfs-subdir-external-provisioner.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create -}}
+    {{ default (include "nfs-subdir-external-provisioner.fullname" .) .Values.serviceAccount.name }}
+{{- else -}}
+    {{ default "default" .Values.serviceAccount.name }}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the appropriate apiVersion for podSecurityPolicy.
+*/}}
+{{- define "podSecurityPolicy.apiVersion" -}}
+{{- if semverCompare ">=1.10-0" .Capabilities.KubeVersion.GitVersion -}}
+{{- print "policy/v1beta1" -}}
+{{- else -}}
+{{- print "extensions/v1beta1" -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the appropriate apiVersion for podDisruptionBudget.
+*/}}
+{{- define "podDisruptionBudget.apiVersion" -}}
+{{- if semverCompare ">=1.21-0" .Capabilities.KubeVersion.GitVersion -}}
+{{- print "policy/v1" -}}
+{{- else -}}
+{{- print "policy/v1beta1" -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Common labels
+*/}}
+{{- define "nfs-subdir-external-provisioner.labels" -}}
+chart: {{ template "nfs-subdir-external-provisioner.chart" . }}
+heritage: {{ .Release.Service }}
+{{ include "nfs-subdir-external-provisioner.selectorLabels" . }}
+{{- with .Values.labels }}
+{{- toYaml . | nindent 0 }}
+{{- end }}
+{{- end }}
+
+{{/*
+Pod template labels
+*/}}
+{{- define "nfs-subdir-external-provisioner.podLabels" -}}
+{{ include "nfs-subdir-external-provisioner.selectorLabels" . }}
+{{- with .Values.labels }}
+{{- toYaml . | nindent 0 }}
+{{- end }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "nfs-subdir-external-provisioner.selectorLabels" -}}
+app: {{ template "nfs-subdir-external-provisioner.name" . }}
+release: {{ .Release.Name }}
+{{- end }}
--- a/templates/clusterrole.yaml
+++ b/templates/clusterrole.yaml
@@ -0,0 +1,30 @@
+{{- if .Values.rbac.create }}
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+  name: {{ template "nfs-subdir-external-provisioner.fullname" . }}-runner
+rules:
+  - apiGroups: [""]
+    resources: ["nodes"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: [""]
+    resources: ["persistentvolumes"]
+    verbs: ["get", "list", "watch", "create", "delete"]
+  - apiGroups: [""]
+    resources: ["persistentvolumeclaims"]
+    verbs: ["get", "list", "watch", "update"]
+  - apiGroups: ["storage.k8s.io"]
+    resources: ["storageclasses"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: [""]
+    resources: ["events"]
+    verbs: ["create", "update", "patch"]
+{{- if .Values.podSecurityPolicy.enabled }}
+  - apiGroups:      ['extensions']
+    resources:      ['podsecuritypolicies']
+    verbs:          ['use']
+    resourceNames:  [{{ template "nfs-subdir-external-provisioner.fullname" . }}]
+{{- end }}
+{{- end }}
--- a/templates/clusterrolebinding.yaml
+++ b/templates/clusterrolebinding.yaml
@@ -0,0 +1,16 @@
+{{- if .Values.rbac.create }}
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+  name: run-{{ template "nfs-subdir-external-provisioner.fullname" . }}
+subjects:
+  - kind: ServiceAccount
+    name: {{ template "nfs-subdir-external-provisioner.serviceAccountName" . }}
+    namespace: {{ .Release.Namespace }}
+roleRef:
+  kind: ClusterRole
+  name: {{ template "nfs-subdir-external-provisioner.fullname" . }}-runner
+  apiGroup: rbac.authorization.k8s.io
+{{- end }}
--- a/templates/deployment.yaml
+++ b/templates/deployment.yaml
@@ -0,0 +1,83 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ template "nfs-subdir-external-provisioner.fullname" . }}
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  strategy:
+    type: {{ .Values.strategyType }}
+  selector:
+    matchLabels:
+      {{- include "nfs-subdir-external-provisioner.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      annotations:
+      {{- with .Values.podAnnotations }}
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- if and (.Values.tolerations) (semverCompare "<1.6-0" .Capabilities.KubeVersion.GitVersion) }}
+        scheduler.alpha.kubernetes.io/tolerations: '{{ toJson .Values.tolerations }}'
+      {{- end }}
+      labels:
+        {{- include "nfs-subdir-external-provisioner.podLabels" . | nindent 8 }}
+    spec:
+      serviceAccountName: {{ template "nfs-subdir-external-provisioner.serviceAccountName" . }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      {{- if .Values.nodeSelector }}
+      nodeSelector:
+{{ toYaml .Values.nodeSelector | indent 8 }}
+      {{- end }}
+      {{- if .Values.affinity }}
+      affinity:
+{{ toYaml .Values.affinity | indent 8 }}
+      {{- end }}
+      {{- if .Values.priorityClassName }}
+      priorityClassName: {{ .Values.priorityClassName | quote }}
+      {{- end }}
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      containers:
+        - name: {{ .Chart.Name }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          volumeMounts:
+            - name: {{ .Values.nfs.volumeName }}
+              mountPath: /persistentvolumes
+          env:
+            - name: PROVISIONER_NAME
+              value: {{ template "nfs-subdir-external-provisioner.provisionerName" . }}
+            - name: NFS_SERVER
+              value: {{ .Values.nfs.server }}
+            - name: NFS_PATH
+              value: {{ .Values.nfs.path }}
+            {{- if eq .Values.leaderElection.enabled false }}
+            - name: ENABLE_LEADER_ELECTION
+              value: "false"
+            {{- end }}
+          {{- with .Values.resources }}
+          resources:
+{{ toYaml . | indent 12 }}
+          {{- end }}
+      volumes:
+        - name: {{ .Values.nfs.volumeName }}
+{{- if .Values.buildMode }}
+          emptyDir: {}
+{{- else if .Values.nfs.mountOptions }}
+          persistentVolumeClaim:
+            claimName: pvc-{{ template "nfs-subdir-external-provisioner.fullname" . }}
+{{- else }}
+          nfs:
+            server: {{ .Values.nfs.server }}
+            path: {{ .Values.nfs.path }}
+{{- end }}
+      {{- if and (.Values.tolerations) (semverCompare "^1.6-0" .Capabilities.KubeVersion.GitVersion) }}
+      tolerations:
+{{ toYaml .Values.tolerations | indent 6 }}
+      {{- end }}
--- a/templates/persistentvolume.yaml
+++ b/templates/persistentvolume.yaml
@@ -0,0 +1,26 @@
+{{ if .Values.nfs.mountOptions -}}
+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: pv-{{ template "nfs-subdir-external-provisioner.fullname" . }}
+  labels: 
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+    nfs-subdir-external-provisioner: {{ template "nfs-subdir-external-provisioner.fullname" . }}
+spec:
+  capacity:
+    storage: 10Mi
+  volumeMode: Filesystem
+  accessModes:
+    - {{ .Values.storageClass.accessModes }}
+  persistentVolumeReclaimPolicy: {{ .Values.nfs.reclaimPolicy }}
+  storageClassName: ""
+  {{- if .Values.nfs.mountOptions }}
+  mountOptions:
+    {{- range .Values.nfs.mountOptions }}
+    - {{ . }}
+    {{- end }}
+  {{- end }}
+  nfs:
+    server: {{ .Values.nfs.server }}
+    path: {{ .Values.nfs.path }}
+{{ end -}}
--- a/templates/persistentvolumeclaim.yaml
+++ b/templates/persistentvolumeclaim.yaml
@@ -0,0 +1,19 @@
+{{ if .Values.nfs.mountOptions -}}
+kind: PersistentVolumeClaim
+apiVersion: v1
+metadata:
+  name: pvc-{{ template "nfs-subdir-external-provisioner.fullname" . }}
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+spec:
+  accessModes:
+    - {{ .Values.storageClass.accessModes }}
+  volumeMode: Filesystem
+  storageClassName: ""
+  selector:
+    matchLabels:
+      nfs-subdir-external-provisioner: {{ template "nfs-subdir-external-provisioner.fullname" . }}
+  resources:
+    requests:
+      storage: 10Mi
+{{ end -}}
--- a/templates/poddisruptionbudget.yaml
+++ b/templates/poddisruptionbudget.yaml
@@ -0,0 +1,13 @@
+{{- if .Values.podDisruptionBudget.enabled }}
+apiVersion: {{ template "podDisruptionBudget.apiVersion" . }}
+kind: PodDisruptionBudget
+metadata:
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+  name: {{ template "nfs-subdir-external-provisioner.fullname" . }}
+spec:
+  maxUnavailable: {{ .Values.podDisruptionBudget.maxUnavailable | default 1 }}
+  selector:
+    matchLabels:
+      {{- include "nfs-subdir-external-provisioner.selectorLabels" . | nindent 6 }}
+{{- end }}
--- a/templates/podsecuritypolicy.yaml
+++ b/templates/podsecuritypolicy.yaml
@@ -0,0 +1,29 @@
+{{- if .Values.podSecurityPolicy.enabled }}
+apiVersion: {{ template "podSecurityPolicy.apiVersion" . }}
+kind: PodSecurityPolicy
+metadata:
+  name: {{ template "nfs-subdir-external-provisioner.fullname" . }}
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+spec:
+  privileged: false
+  allowPrivilegeEscalation: false
+  requiredDropCapabilities:
+    - ALL
+  volumes:
+    - 'secret'
+    - 'nfs'
+    - 'persistentVolumeClaim'
+  hostNetwork: false
+  hostIPC: false
+  hostPID: false
+  runAsUser:
+    rule: 'RunAsAny'
+  seLinux:
+    rule: 'RunAsAny'
+  supplementalGroups:
+    rule: 'RunAsAny'
+  fsGroup:
+    rule: 'RunAsAny'
+  readOnlyRootFilesystem: false
+{{- end }}
--- a/templates/role.yaml
+++ b/templates/role.yaml
@@ -0,0 +1,18 @@
+{{- if .Values.rbac.create }}
+kind: Role
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+  name: leader-locking-{{ template "nfs-subdir-external-provisioner.fullname" . }}
+rules:
+  - apiGroups: [""]
+    resources: ["endpoints"]
+    verbs: ["get", "list", "watch", "create", "update", "patch"]
+{{- if .Values.podSecurityPolicy.enabled }}
+  - apiGroups:      ['extensions']
+    resources:      ['podsecuritypolicies']
+    verbs:          ['use']
+    resourceNames:  [{{ template "nfs-subdir-external-provisioner.fullname" . }}]
+{{- end }}
+{{- end }}
--- a/templates/rolebinding.yaml
+++ b/templates/rolebinding.yaml
@@ -0,0 +1,16 @@
+{{- if .Values.rbac.create }}
+kind: RoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+  name: leader-locking-{{ template "nfs-subdir-external-provisioner.fullname" . }}
+subjects:
+  - kind: ServiceAccount
+    name: {{ template "nfs-subdir-external-provisioner.serviceAccountName" . }}
+    namespace: {{ .Release.Namespace }}
+roleRef:
+  kind: Role
+  name: leader-locking-{{ template "nfs-subdir-external-provisioner.fullname" . }}
+  apiGroup: rbac.authorization.k8s.io
+{{- end }}
--- a/templates/serviceaccount.yaml
+++ b/templates/serviceaccount.yaml
@@ -0,0 +1,12 @@
+{{ if .Values.serviceAccount.create }}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+  {{- with .Values.serviceAccount.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  name: {{ template "nfs-subdir-external-provisioner.serviceAccountName" . }}
+{{- end -}}
--- a/templates/storageclass.yaml
+++ b/templates/storageclass.yaml
@@ -0,0 +1,33 @@
+{{ if .Values.storageClass.create -}}
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  labels:
+    {{- include "nfs-subdir-external-provisioner.labels" . | nindent 4 }}
+  name: {{ .Values.storageClass.name }}
+  annotations:
+  {{- if .Values.storageClass.defaultClass }}
+    storageclass.kubernetes.io/is-default-class: "true"
+  {{- end }}
+  {{- with .Values.storageClass.annotations }}
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+provisioner: {{ template "nfs-subdir-external-provisioner.provisionerName" . }}
+allowVolumeExpansion: {{ .Values.storageClass.allowVolumeExpansion }}
+reclaimPolicy: {{ .Values.storageClass.reclaimPolicy }}
+volumeBindingMode: {{ .Values.storageClass.volumeBindingMode }}
+parameters:
+  archiveOnDelete: "{{ .Values.storageClass.archiveOnDelete }}"
+  {{- if .Values.storageClass.pathPattern }}
+  pathPattern: "{{ .Values.storageClass.pathPattern }}"
+  {{- end }}
+  {{- if .Values.storageClass.onDelete }}
+  onDelete: "{{ .Values.storageClass.onDelete }}"
+  {{- end }}
+{{- if .Values.nfs.mountOptions }}
+mountOptions:
+  {{- range .Values.nfs.mountOptions }}
+  - {{ . }}
+  {{- end }}
+{{- end }}
+{{ end -}}