feat: allow setting env vars for hydra-maester (#721)

Author: ariep

helm/charts/hydra-maester/README.md

@@ -20,6 +20,7 @@ A Helm chart for Kubernetes
 | deployment.automountServiceAccountToken | bool | `true` | This applications connects to the k8s API and requires the permissions |
 | deployment.dnsConfig | object | `{}` | Configure pod dnsConfig. |
 | deployment.extraAnnotations | object | `{}` | Deployment level extra annotations |
+| deployment.extraEnv | list | `[]` | Extra environment variables |
 | deployment.extraLabels | object | `{}` | Deployment level extra labels |
 | deployment.extraVolumeMounts | list | `[]` |  |
 | deployment.extraVolumes | list | `[]` | If you want to mount external volume |

helm/charts/hydra-maester/templates/deployment.yaml

@@ -80,6 +80,10 @@ spec:
             {{- if .Values.deployment.extraVolumeMounts }}
               {{- toYaml .Values.deployment.extraVolumeMounts | nindent 12 }}
             {{- end }}
+          {{- if .Values.deployment.extraEnv }}
+          env:
+            {{- tpl (toYaml .Values.deployment.extraEnv) . | nindent 12 }}
+          {{- end }}
           resources:
             {{- toYaml .Values.deployment.resources | nindent 12 }}
           terminationMessagePath: /dev/termination-log

helm/charts/hydra-maester/values.yaml

@@ -56,6 +56,9 @@ deployment:
     #   cpu: 100m
     #   memory: 20Mi
 
+  # -- To set extra env vars for the container.
+  extraEnv: []
+
   # -- If you want to mount external volume
   extraVolumes: []
   # - name: my-volume