support existing secrets

charts/playgroundbot/Chart.yaml

@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.0.6
+version: 0.1.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to

charts/playgroundbot/templates/deployment.yaml

@@ -34,7 +34,11 @@ spec:
           - name: DISCORD_TOKEN
             valueFrom:
               secretKeyRef:
+              {{- if .Values.existingSecret }}
+                name: "{{ .Values.existingSecret }}"
+              {{- else }}
                 name: {{ include "playgroundbot.fullname" . }}
+              {{- end }}
                 key: token
           resources:
             {{- toYaml .Values.resources | nindent 12 }}

charts/playgroundbot/templates/secret.yaml

@@ -1,3 +1,4 @@
+{{- if not .Values.existingSecret -}}
 apiVersion: v1
 kind: Secret
 metadata:
@@ -6,4 +7,5 @@ metadata:
     {{- include "playgroundbot.labels" . | nindent 4 }}
 type: Opaque
 data:
-  token: {{ .Values.botToken | required "botToken is required" | b64enc }}
+  token: {{ .Values.botToken | required "botToken is required" | b64enc }}
+{{- end -}}

charts/playgroundbot/values.yaml

@@ -6,6 +6,9 @@ image:
 
 botToken: ""
 
+# an existing secret containing the token, otherwise one will be created
+existingSecret: ""
+
 imagePullSecrets: []
 nameOverride: ""
 fullnameOverride: ""