fix(terraform): decode client certificates for Kubernetes provider configuration in common and folo clusters

Author: incubator4

ack.tf

@@ -20,17 +20,17 @@ provider "kubernetes" {
   alias = "ack-common"
 
   host                   = data.alicloud_cs_managed_kubernetes_clusters.common.clusters.0.connections.api_server_internet
-  client_certificate     = data.alicloud_cs_cluster_credential.common.certificate_authority.client_cert
-  client_key             = data.alicloud_cs_cluster_credential.common.certificate_authority.client_key
-  cluster_ca_certificate = data.alicloud_cs_cluster_credential.common.certificate_authority.cluster_cert
+  client_certificate     = base64decode(data.alicloud_cs_cluster_credential.common.certificate_authority.client_cert)
+  client_key             = base64decode(data.alicloud_cs_cluster_credential.common.certificate_authority.client_key)
+  cluster_ca_certificate = base64decode(data.alicloud_cs_cluster_credential.common.certificate_authority.cluster_cert)
 }
 
 provider "kubernetes" {
   alias                  = "ack-folo"
   host                   = data.alicloud_cs_managed_kubernetes_clusters.folo.clusters.0.connections.api_server_internet
-  client_certificate     = data.alicloud_cs_cluster_credential.folo.certificate_authority.client_cert
-  client_key             = data.alicloud_cs_cluster_credential.folo.certificate_authority.client_key
-  cluster_ca_certificate = data.alicloud_cs_cluster_credential.folo.certificate_authority.cluster_cert
+  client_certificate     = base64decode(data.alicloud_cs_cluster_credential.folo.certificate_authority.client_cert)
+  client_key             = base64decode(data.alicloud_cs_cluster_credential.folo.certificate_authority.client_key)
+  cluster_ca_certificate = base64decode(data.alicloud_cs_cluster_credential.folo.certificate_authority.cluster_cert)
 }
 
 module "folo-argocd-manager" {