From d5edbeb73eeb8a00c7296377fc3d24e675b79bd6 Mon Sep 17 00:00:00 2001
From: Jeremiah Lee <106775223+jeremiahlee@users.noreply.github.com>
Date: Wed, 19 Jul 2023 19:57:38 +0200
Subject: [PATCH] Add existing Redis instance password to new Secret

Store an external, existing Redis instance password in a Secret via the values.yaml in the same way an existing postgresql.auth.password value gets stored in a Secret.

Fixes mastodon/chart#80
---
 templates/secret-redis.yaml | 15 +++++++++++++++
 values.yaml                 |  1 +
 2 files changed, 16 insertions(+)
 create mode 100644 templates/secret-redis.yaml

diff --git a/templates/secret-redis.yaml b/templates/secret-redis.yaml
new file mode 100644
index 0000000..b1d8ac1
--- /dev/null
+++ b/templates/secret-redis.yaml
@@ -0,0 +1,15 @@
+{{- if not .Values.redis.enabled }}
+{{- if and (not .Values.redis.auth.existingSecret) (not .Values.redis.existingSecret) }}
+{{- if .Values.redis.auth.password }}
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ include "mastodon.redis.secretName" . }}
+  labels:
+    {{- include "mastodon.labels" . | nindent 4 }}
+type: Opaque
+data:
+  redis-password: "{{ .Values.redis.auth.password | b64enc }}"
+{{- end }}
+{{- end }}
+{{- end }}
diff --git a/values.yaml b/values.yaml
index a4660e2..eec1e19 100644
--- a/values.yaml
+++ b/values.yaml
@@ -278,6 +278,7 @@ redis:
     # -- you must set a password; the password generated by the redis chart will be
     # rotated on each upgrade:
     password: ""
+    # setting password for an existing redis instance will store it in a new Secret
     # you can also specify the name of an existing Secret
     # with a key of redis-password set to the password you want
     # existingSecret: ""