step1: ubuntu computenode

CICD/heat/gc_HOT.yaml

@@ -170,7 +170,7 @@ resources:
   LoginNodes:
    type: "OS::Heat::ResourceGroup"
    properties:
-    count: 1
+    count: 0
     resource_def:
      type: "OS::Nova::Server"
      properties:
@@ -218,7 +218,7 @@ resources:
      properties:
       #availability_zone: { get_param: avz }
       flavor: t3.small
-      image: { get_param: centos_7_image_id }
+      image: { get_param: ubuntu_1804_image_id }
       key_name: { get_param: ssh_key }
       name:
        list_join: [ '-', [ { get_param: "OS::stack_name" }, 'computec%index%' ]]