Allow environment variables to be passed into cloudwatch-adapter pod

charts/k8s-cloudwatch-adapter/Chart.yaml

@@ -2,5 +2,5 @@ apiVersion: v2
 name: k8s-cloudwatch-adapter
 description: Helm chart for Kubernetes metrics adapter for Amazon CloudWatch
 type: application
-version: 0.2.1
+version: 0.2.2
 appVersion: 0.10.0

charts/k8s-cloudwatch-adapter/templates/deployment.yaml

@@ -44,6 +44,11 @@ spec:
         {{- range $key, $val := .Values.args }}
         - --{{ $key }}={{ $val }}
         {{- end }}
+        env:
+        {{- range $map := .Values.env }}
+          - name: {{ $map.name }}
+            value: {{ $map.value }}
+        {{- end }}
         ports:
         - containerPort: 6443
           name: https

charts/k8s-cloudwatch-adapter/values.yaml

@@ -20,6 +20,11 @@ args:
   logtostderr: true
   v: 2
 
+## Pod environment variables
+env:
+  # e.g. - name: AWS_REGION
+  # e.g.   value: eu-west-1
+
 replicaCount: 1
 
 ## Labels to be added to the adapter Deployment