add CLUSTER_RESOURCE_LABELS and value to ci tests

Author: emalloy

examples/simple_regional/variables.tf

@@ -56,6 +56,7 @@ variable "cluster_resource_labels" {
   description = "Map containing cluster labels. Maximum of 64 labels"
 
   default = {
+    created-by = "terraform"
   }
 
 }

test/ci/simple-regional.yml

@@ -16,3 +16,4 @@ params:
   COMPUTE_ENGINE_SERVICE_ACCOUNT: ""
   REGION: "us-east4"
   ZONES: '["us-east4-a", "us-east4-b", "us-east4-c"]'
+  CLUSTER_RESOURCE_LABELS: 'cluster_resource_labels={ created-by = "terraform" }'

test/ci_integration.sh

@@ -43,6 +43,7 @@ setup_environment() {
   export TF_VAR_credentials_path_relative="../shared/credentials.json"
   export TF_VAR_region="$REGION"
   export TF_VAR_zones="$ZONES"
+  export TF_VAR_cluster_resource_labels="$CLUSTER_RESOURCE_LABELS"
   export TF_VAR_compute_engine_service_account="$COMPUTE_ENGINE_SERVICE_ACCOUNT"
 }