[PFMENG-3093] add k8 api endpoint

Author: zodilib

modules/essentials/fluent_bit.tf

@@ -41,6 +41,7 @@ locals {
     excluded_namespaces  = var.fluent_bit_excluded_namespaces,
     s3_bucket_name       = var.fluent_bit_enable_s3_output ? module.fluentbit_s3_bucket[0].s3_bucket_id : null,
     cw_enable            = var.fluent_bit_enable_cw_output
+    kube_api_endpoint    = var.fluent_bit_kube_api_endpoint
   })
 
   fluent_bit_helm_config = merge(

modules/essentials/templates/fluent_bit.yaml

@@ -92,7 +92,7 @@ config:
     [FILTER]
         Name kubernetes
         Match kube.*
-        Kube_URL https://kubernetes.default.svc.cluster.local:443
+        Kube_URL ${kube_api_endpoint}
         Merge_Log On
         Keep_Log Off
         K8S-Logging.Parser On

modules/essentials/variables.tf

@@ -1571,6 +1571,12 @@ variable "fluent_bit_tolerations" {
   ]
 }
 
+variable "fluent_bit_kube_api_endpoint" {
+  description = "Kube API endpoint for fluent-bit"
+  type        = string
+  default     = "https://kubernetes.default.svc.cluster.local:443"
+}
+
 variable "ip_dual_stack_enabled" {
   description = "Enable essentials to support EKS dual stack cluster"
   type        = bool