add extraSecretEnvironmentVars logic

ntfy/templates/_helpers.tpl

@@ -60,3 +60,18 @@ Create the name of the service account to use
 {{- default "default" .Values.serviceAccount.name }}
 {{- end }}
 {{- end }}
+
+{{/*
+Inject extra environment populated by secrets, if populated
+*/}}
+{{- define "ntfy.extraSecretEnvironmentVars" -}}
+{{- if .extraSecretEnvironmentVars -}}
+{{- range .extraSecretEnvironmentVars }}
+- name: {{ .envName }}
+  valueFrom:
+   secretKeyRef:
+     name: {{ .secretName }}
+     key: {{ .secretKey }}
+{{- end -}}
+{{- end -}}
+{{- end -}}

ntfy/templates/deployment.yaml

@@ -38,6 +38,8 @@ spec:
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default (printf "v%s" .Chart.AppVersion) }}"
           imagePullPolicy: {{ .Values.image.pullPolicy }}
           args: [ "serve" ]
+          env:
+            {{- include "ntfy.extraSecretEnvironmentVars" . | nindent 12 }}
           envFrom:
             - configMapRef:
                 name: {{ include "ntfy.fullname" . }}-env