templatized env & args redundancy

charts/transfersh/templates/deployment.yaml

@@ -19,42 +19,21 @@ spec:
         app.kubernetes.io/name: {{ include "transfersh.name" . }}
         app.kubernetes.io/instance: {{ .Release.Name }}
     spec:
+      {{- $keyRefSource := .Values.argValues.source.type -}}
+      {{- $keyRefName := .Values.argValues.source.name -}}
       containers:
         - name: {{ .Chart.Name }}
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
           imagePullPolicy: {{ .Values.image.pullPolicy }}
+          {{- range .Values.argValues.paramNames }}
           env:
-            - name: HTTP_AUTH_USER
+            - name: {{ . | upper }}
               valueFrom:
-                secretKeyRef:
-                  name: transfersh-secrets
-                  key: HTTP_AUTH_USER
-            - name: HTTP_AUTH_PASS
-              valueFrom:
-                secretKeyRef:
-                  name: transfersh-secrets
-                  key: HTTP_AUTH_PASS
-            - name: AWS_ACCESS_KEY
-              valueFrom:
-                secretKeyRef:
-                  name: transfersh-secrets
-                  key: AWS_ACCESS_KEY
-            - name: AWS_SECRET_KEY
-              valueFrom:
-                secretKeyRef:
-                  name: transfersh-secrets
-                  key: AWS_SECRET_KEY
-            - name: AWS_BUCKET_NAME
-              valueFrom:
-                secretKeyRef:
-                  name: transfersh-secrets
-                  key: AWS_BUCKET_NAME              
-            - name: AWS_BUCKET_REGION
-              valueFrom:
-                secretKeyRef:
-                  name: transfersh-secrets
-                  key: AWS_BUCKET_REGION
-          args: ["--http-auth-user","$(HTTP_AUTH_USER)","--http-auth-pass","$(HTTP_AUTH_PASS)","--provider","s3","--aws-access-key","$(AWS_ACCESS_KEY)","--aws-secret-key","$(AWS_SECRET_KEY)","--bucket","$(AWS_BUCKET_NAME)","--s3-region","$(AWS_BUCKET_REGION)","--proxy-path",""]
+                {{ $keyRefSource }}:
+                  name: {{ $keyRefName }}
+                  key: {{ . | upper }}
+          {{- end }}
+          args: [ {{- range .Values.argValues.paramNames }} {{ printf "%s%s" $.Values.argIdentifier . | quote}},{{ printf "%s%s%s" "$(" . ")" | upper | quote}},{{- end }} ]
           livenessProbe:
             httpGet:
               path: /

charts/transfersh/values.yaml

@@ -1,9 +1,5 @@
-# Default values for transfersh.
-# This is a YAML-formatted file.
-# Declare variables to be passed into your templates.
-
+---
 replicaCount: 1
-
 image:
   repository: dutchcoders/transfer.sh
   tag: latest
@@ -18,11 +14,31 @@ service:
   externalPort: 80
   internalPort: 8080
 
+errorValues:
+  varValue : UltraBadValue
+
+argIdentifier: "--"
+
+argValues : {
+    "source" :{
+      "type" : "secretKeyRef",
+      "name" : "transfersh-secrets"
+    },
+    "paramNames" :[
+    	"http-auth-user",
+      "http-auth-pass",
+    	"provider",
+    	"aws-access-key",
+    	"aws-secret-key",
+    	"bucket",
+    	"s3-region",
+    	"proxy-path"
+    ]
+  }
+
 ingress:
   enabled: false
   annotations: {}
-    # kubernetes.io/ingress.class: nginx
-    # kubernetes.io/tls-acme: "true"
   path: /
   hosts:
     - transfersh.local