extraEnv and forceReDownload options (#14772)

Signed-off-by: Jeff Billimek <jeff@billimek.com>

stable/minecraft/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: minecraft
-version: 1.0.1
+version: 1.0.2
 appVersion: 1.13.1
 home: https://minecraft.net/
 description: Minecraft server

stable/minecraft/templates/deployment.yaml

@@ -85,6 +85,10 @@ spec:
           value: {{ .Values.minecraftServer.enableCommandBlock | quote }}
         - name: FORCE_gameMode
           value: {{ .Values.minecraftServer.forcegameMode | quote }}
+        {{- if .Values.minecraftServer.forceReDownload }}
+        - name: FORCE_REDOWNLOAD
+          value: "TRUE"
+        {{- end }}
         - name: GENERATE_STRUCTURES
           value: {{ .Values.minecraftServer.generateStructures | quote }}
         - name: HARDCORE
@@ -149,6 +153,11 @@ spec:
           value: {{ .Values.minecraftServer.query.port }}
         {{- end }}
 
+        {{- range $key, $value := .Values.extraEnv }}
+        - name: {{ $key }}
+          value: {{ $value }}
+        {{- end }}
+
         ports:
         - name: minecraft
           containerPort: 25565

stable/minecraft/values.yaml

@@ -105,6 +105,8 @@ minecraftServer:
   worldSaveName: world
   # If set, this URL will be downloaded at startup and used as a starting point
   downloadWorldUrl:
+  # force re-download of server file
+  forceReDownload: false
   # If set, the modpack at this URL will be downloaded at startup
   downloadModpackUrl:
   # If true, old versions of downloaded mods will be replaced with new ones from downloadModpackUrl
@@ -126,6 +128,10 @@ minecraftServer:
     enabled: false
     port: 25565
 
+## Additional minecraft container environment variables
+##
+extraEnv: {}
+
 persistence:
   ## minecraft data Persistent Volume Storage Class
   ## If defined, storageClassName: <storageClass>