Fix: expose image config for fluentd-forwarder

Author: lunkan93

config/common-config.yaml

@@ -267,6 +267,9 @@ fluentd:
     affinity: {}
 
   forwarder:
+    image:
+      repository: ghcr.io/elastisys/fluentd
+      tag: v4.3.9-ck8s1
     buffer:
       totalLimitSize: 20GB
 

config/schemas/config.yaml

@@ -4983,6 +4983,17 @@ properties:
         type: object
         additionalProperties: false
         properties:
+          image:
+            title: Fluentd Forwarder Image Config
+            description: Configure Fluentd forwarder image repository and tag
+            type: object
+            properties:
+              repository:
+                default: ghcr.io/elastisys/fluentd
+                type: string
+              tag:
+                default: v4.3.9-ck8s1
+                type: string
           buffer:
             $ref: '#/$defs/fluentdBuffer'
           livenessThresholdSeconds:

helmfile.d/values/fluentd/forwarder-common.yaml.gotmpl

@@ -4,8 +4,8 @@ image:
   # This is our own fork-image (https://github.com/elastisys/fluentd-elasticsearch).
   # This can later be replaced with the original image (https://github.com/monotek/fluentd-elasticsearch) when our changes is merged.
   # This image is included in falco k8s_containers and user_known_package_manager_in_container macros
-  repository: ghcr.io/elastisys/fluentd
-  tag: v4.3.9-ck8s1
+  repository: {{ .Values.fluentd.forwarder.image.repository }}
+  tag: {{ .Values.fluentd.forwarder.image.tag }}
 
 serviceMonitor:
   enabled: true