feat: add dnsPolicy support to Deployment

README.md

@@ -86,6 +86,7 @@ helm delete --namespace test my-application
 | deployment.image.digest | string | `""` | Image digest. If set to a non-empty value, digest takes precedence on the tag. |
 | deployment.image.pullPolicy | string | `"IfNotPresent"` | Image pull policy. |
 | deployment.dnsConfig | object | `nil` | DNS config for the pods. |
+| deployment.dnsPolicy | string | `"ClusterFirst"` | DNS Policy for the pods. |
 | deployment.startupProbe | object | See below | Startup probe. Must specify either one of the following field when enabled: httpGet, exec, tcpSocket, grpc |
 | deployment.startupProbe.enabled | bool | `false` | Enable Startup probe. |
 | deployment.startupProbe.failureThreshold | int | `30` | Number of retries before marking the pod as failed. |

application/templates/deployment.yaml

@@ -285,6 +285,9 @@ spec:
       dnsConfig:
 {{ toYaml .Values.deployment.dnsConfig | indent 8 }}
           {{- end }}
+      {{- if .Values.deployment.dnsPolicy }}
+      dnsPolicy: {{ .Values.deployment.dnsPolicy }}
+      {{- end }}
       {{- if or (.Values.deployment.openshiftOAuthProxy.enabled) (.Values.deployment.volumes) (and (eq .Values.persistence.enabled true) (eq .Values.persistence.mountPVC true) )}}
       volumes:
         {{- if .Values.deployment.openshiftOAuthProxy.enabled }}

application/values-test.yaml

@@ -12,6 +12,7 @@ deployment:
     options:
     - name: ndots
       value: '1'
+  dnsPolicy: ClusterFirst
   # By default deploymentStrategy is set to rollingUpdate with maxSurge of 25% and maxUnavailable of 25%
   # You can change type to `Recreate` or can uncomment `rollingUpdate` specification and adjust them to your usage.
   strategy:

application/values.yaml

@@ -251,6 +251,9 @@ deployment:
     # options:
     # - name: ndots
     #   value: '1'
+  # -- (string) DNS Policy.
+  # @section -- Deployment Parameters
+  dnsPolicy: ClusterFirst
   # -- (object) Startup probe.
   # @default -- See below
   # Must specify either one of the following field when enabled: httpGet, exec, tcpSocket, grpc