Supports for existing volume claim (#2984)

Supports for existing volume claim

stable/openvpn/Chart.yaml

@@ -3,7 +3,7 @@ description: A Helm chart to install an openvpn server inside a kubernetes clust
   generation is also part of the deployment, and this chart will generate client keys
   as needed.
 name: openvpn
-version: 2.0.0
+version: 2.0.1
 maintainers:
 - name: John Felten
   email: john.felten@gmail.com

stable/openvpn/templates/certs-pvc.yaml

@@ -1,5 +1,4 @@
-{{- if .Values.persistence.enabled }}
-
+{{- if and .Values.persistence.enabled (not .Values.persistence.existingClaim) }}
 kind: PersistentVolumeClaim
 apiVersion: v1
 metadata:

stable/openvpn/templates/openvpn-deployment.yaml

@@ -53,7 +53,7 @@ spec:
       - name: certs
         {{- if .Values.persistence.enabled }}
         persistentVolumeClaim:
-          claimName: {{ template "openvpn.fullname" . }}
+          claimName: {{ if .Values.persistence.existingClaim }}{{ .Values.persistence.existingClaim }}{{- else }}{{ template "openvpn.fullname" . }}{{- end }}
         {{- else }}
         emptyDir: {}
         {{- end -}}

stable/openvpn/values.yaml

@@ -20,6 +20,11 @@ resources:
     memory: 128Mi
 persistence:
   enabled: true
+  ## A manually managed Persistent Volume and Claim
+  ## Requires persistence.enabled: true
+  ## If defined, PVC must be created manually before volume will be bound
+  # existingClaim:
+
   ## openvpn data Persistent Volume Storage Class
   ## If defined, storageClassName: <storageClass>
   ## If set to "-", storageClassName: "", which disables dynamic provisioning
@@ -31,18 +36,17 @@ persistence:
   accessMode: ReadWriteOnce
   size: 2M
 openvpn:
-    # Network allocated for openvpn clients (default: 10.240.0.0).
-    OVPN_NETWORK: 10.240.0.0
-    # Network subnet allocated for openvpn client (default: 255.255.0.0).
-    OVPN_SUBNET:  255.255.0.0
-    # Protocol used by openvpn tcp or udp (default: udp).
-    OVPN_PROTO: tcp
-    # Kubernetes pod network (optional).
-    OVPN_K8S_POD_NETWORK: "10.0.0.0"
-    # Kubernetes pod network subnet (optional).
-    OVPN_K8S_POD_SUBNET: "255.0.0.0"
-    # Arbitrary lines appended to the end of the server configuration file
-    #conf: |
-    #  max-clients 100
-    #  client-to-client
-
+  # Network allocated for openvpn clients (default: 10.240.0.0).
+  OVPN_NETWORK: 10.240.0.0
+  # Network subnet allocated for openvpn client (default: 255.255.0.0).
+  OVPN_SUBNET: 255.255.0.0
+  # Protocol used by openvpn tcp or udp (default: udp).
+  OVPN_PROTO: tcp
+  # Kubernetes pod network (optional).
+  OVPN_K8S_POD_NETWORK: "10.0.0.0"
+  # Kubernetes pod network subnet (optional).
+  OVPN_K8S_POD_SUBNET: "255.0.0.0"
+  # Arbitrary lines appended to the end of the server configuration file
+  # conf: |
+  #  max-clients 100
+  #  client-to-client