From fb43067cff60038fbda1fcd5f68d92a4ad30ebda Mon Sep 17 00:00:00 2001
From: Henri Koski <henri.t.koski@gmail.com>
Date: Fri, 21 Apr 2023 11:50:04 +0300
Subject: [PATCH] Support alpine based keydb image

Refactor server.sh from bash to sh since bash isn't installed in alpine
image.
---
 keydb/Chart.yaml                  |  2 +-
 keydb/templates/secret-utils.yaml | 15 +++++++++------
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/keydb/Chart.yaml b/keydb/Chart.yaml
index f164c80..13a9bbf 100644
--- a/keydb/Chart.yaml
+++ b/keydb/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 name: keydb
 description: A Helm chart for KeyDB multimaster setup
 type: application
-version: 0.48.0
+version: 0.49.0
 keywords:
 - keydb
 - redis
diff --git a/keydb/templates/secret-utils.yaml b/keydb/templates/secret-utils.yaml
index ec9b8fb..6f5cc70 100644
--- a/keydb/templates/secret-utils.yaml
+++ b/keydb/templates/secret-utils.yaml
@@ -7,15 +7,18 @@ metadata:
 type: Opaque
 stringData:
   server.sh: |
-    #!/bin/bash
-    set -euxo pipefail
+    #!/bin/sh
+    set -euxo
 
     host="$(hostname)"
-    replicas=()
-    for node in {0..{{ (sub (.Values.nodes | int) 1) }}}; do
+    replicas=
+
+    node=0
+    while [ $node -le {{ (sub (.Values.nodes | int) 1) }} ]; do
       if [ "${host}" != "{{ include "keydb.fullname" . }}-${node}" ]; then
-          replicas+=("--replicaof {{ include "keydb.fullname" . }}-${node}.{{ include "keydb.fullname" . }}-headless {{ .Values.port }}")
+          replicas="${replicas} --replicaof {{ include "keydb.fullname" . }}-${node}.{{ include "keydb.fullname" . }}-headless {{ .Values.port }}"
       fi
+      node=$(( node + 1 ))
     done
     exec keydb-server /etc/keydb/redis.conf \
         --active-replica {{ .Values.activeReplicas | quote }} \
@@ -43,4 +46,4 @@ stringData:
         {{- end }}
         {{- end }}
         {{- end }}
-        "${replicas[@]}"
+        $(echo "${replicas}" | xargs)