From 55258a6f01ef749e88d209d5eaab641420ea55e6 Mon Sep 17 00:00:00 2001
From: technat <technat@technat.ch>
Date: Sun, 3 Oct 2021 15:50:18 +0200
Subject: [PATCH] add extraEnv helm value for app settings

---
 helm-charts/kubeinvaders/README.md                 |  1 +
 helm-charts/kubeinvaders/templates/deployment.yaml |  9 ++++++---
 helm-charts/kubeinvaders/values.yaml               | 12 +++++++++++-
 3 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/helm-charts/kubeinvaders/README.md b/helm-charts/kubeinvaders/README.md
index d8c81d6..cf43a33 100644
--- a/helm-charts/kubeinvaders/README.md
+++ b/helm-charts/kubeinvaders/README.md
@@ -19,3 +19,4 @@ helm install kubeinvaders --set-string target_namespace="namespace1\,namespace2"
 | image.tag           | Specify tag of KubeInvaders to deploy  |
 | ingress.hostName    | URL used for ingress                   |
 | target_namespace    | namespaces to take under control       |
+| extraEnv            | Extra environment variables for pod    |
diff --git a/helm-charts/kubeinvaders/templates/deployment.yaml b/helm-charts/kubeinvaders/templates/deployment.yaml
index 9801c13..7247552 100644
--- a/helm-charts/kubeinvaders/templates/deployment.yaml
+++ b/helm-charts/kubeinvaders/templates/deployment.yaml
@@ -22,15 +22,18 @@ spec:
       serviceAccountName: kubeinvaders
       containers:
         - env:
-          {{ if .Values.ingress.enabled }}
+          {{- if .Values.ingress.enabled }}
           - name: ENDPOINT
             value: {{ required ".Values.ingress.hostName is required if Ingress are enabled" .Values.ingress.hostName }}
-          {{ else }}
+          {{- else }}
           - name: ENDPOINT
             value: {{ required ".Values.route_host is required if Ingress are disabled" .Values.route_host }}
-          {{ end }}
+          {{- end }}
           - name: NAMESPACE
             value: {{ .Values.target_namespace }}
+          {{- if .Values.extraEnv }}
+{{ toYaml .Values.extraEnv | indent 10 }}
+          {{- end }}
           name: {{ .Chart.Name }}
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
           imagePullPolicy: {{ .Values.image.pullPolicy }}
diff --git a/helm-charts/kubeinvaders/values.yaml b/helm-charts/kubeinvaders/values.yaml
index 315fd80..2fbcb0a 100644
--- a/helm-charts/kubeinvaders/values.yaml
+++ b/helm-charts/kubeinvaders/values.yaml
@@ -39,13 +39,23 @@ ingress:
   enabled: true
   annotations:
     nginx.ingress.kubernetes.io/ssl-redirect: "true"
-  hostName: "" 
+  hostName: ""
   tls: {}
 
 # Use route_host only if ingress is disabled
 route_host: ""
 
 legacyIngress: false
+
+extraEnv: []
+# extraEnv:
+#   - name: ALIENPROXIMITY
+#     value: "10"
+#   - name: HITSLIMIT
+#     value: "1"
+#   - name: UPDATETIME
+#     value: "0.5"
+
 resources: {}
 nodeSelector: {}
 tolerations: []