Adding host network option. (#15197)

Signed-off-by: Alexey Shabalin <alexey.shabalin@fairfaxmedia.com.au>

stable/k8s-spot-termination-handler/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "1.13.0-1"
 description: The K8s Spot Termination handler handles draining AWS Spot Instances in response to termination requests.
 name: k8s-spot-termination-handler
-version: 1.2.4
+version: 1.3.0
 keywords:
   - spot
   - termination

stable/k8s-spot-termination-handler/README.md

@@ -44,3 +44,4 @@ Parameter | Description | Default
 `tolerations` | node taints to tolerate (requires Kubernetes >=1.6) | `[]`
 `affinity` | node/pod affinities (requires Kubernetes >=1.6) | `{}`
 `priorityClassName` | pod priorityClassName for pod. | ``
+`hostNetwork` | controls whether the pod may use the node network namespace | `true`

stable/k8s-spot-termination-handler/templates/daemonset.yaml

@@ -14,6 +14,7 @@ spec:
         app.kubernetes.io/name: {{ template "k8s-spot-termination-handler.name" . }}
         app.kubernetes.io/instance: {{ .Release.Name }}
     spec:
+      hostNetwork: {{ .Values.hostNetwork }}
       serviceAccountName: {{ template "k8s-spot-termination-handler.serviceAccountName" . }}
       containers:
         - name: {{ .Chart.Name }}

stable/k8s-spot-termination-handler/values.yaml

@@ -63,3 +63,4 @@ tolerations: []
   #   effect: "NoSchedule"
 
 affinity: {}
+hostNetwork: true