[couchdb-helm] 03/03: add a NOTES.txt output to mention the auto-generation

[wi...@apache.org]

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willholley pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/couchdb-helm.git

commit c93f124d66271906e7309b047a27019cfc7e8ddb
Author: Cole Arendt <co...@outlook.com>
AuthorDate: Mon Jun 20 06:23:56 2022 -0400

    add a NOTES.txt output to mention the auto-generation
---
 couchdb/templates/NOTES.txt | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/couchdb/templates/NOTES.txt b/couchdb/templates/NOTES.txt
index a3658bd..0727ca1 100644
--- a/couchdb/templates/NOTES.txt
+++ b/couchdb/templates/NOTES.txt
@@ -18,3 +18,15 @@ some required system databases:
 {{- end }}
 
 Then it's time to relax.
+
+{{- $erlangCookie := .Values.erlangFlags.setcookie }}
+{{- if (empty $erlangCookie) }}
+
+NOTE: You are using an auto-generated value for the Erlang Cookie
+  - We recommend making this value persistent by setting it in: `erlangFlags.setcookie`
+  - Changing this value can cause problems for the Couch DB installation (particularly upgrades / config changes)
+  - You can get the current value with:
+```
+kubectl -n {{ $.Release.Namespace }} get secret {{ include "couchdb.fullname" . }} --template='{{print "{{" }}index .data "erlangCookie" | base64decode{{ print "}}" }}'
+```
+{{- end }}