Update Instance.yaml delete_url for Looker (GoogleCloudPlatform#11950)

Author: efeelaiho

mmv1/products/looker/Instance.yaml

@@ -43,7 +43,6 @@ async:
   error:
     path: 'error'
     message: 'message'
-custom_code:
 exclude_sweeper: true
 error_abort_predicates:
 
@@ -106,6 +105,25 @@ examples:
       instance_name: 'my-instance'
       client_id: 'my-client-id'
       client_secret: 'my-client-secret'
+  - name: 'looker_instance_force_delete'
+    primary_resource_id: 'looker-instance'
+    vars:
+      instance_name: 'my-instance'
+      client_id: 'my-client-id'
+      client_secret: 'my-client-secret'
+    ignore_read_extra:
+      - 'deletion_policy'
+virtual_fields:
+  - name: 'deletion_policy'
+    default_value: "DEFAULT"
+    type: String
+    description: |
+      Policy to determine if the cluster should be deleted forcefully.
+      If setting deletion_policy = "FORCE", the Looker instance will be deleted regardless
+      of its nested resources. If set to "DEFAULT", Looker instances that still have
+      nested resources will return an error. Possible values: DEFAULT, FORCE
+custom_code:
+  pre_delete: templates/terraform/pre_delete/looker_instance.go.tmpl
 parameters:
   - name: 'region'
     type: String

mmv1/templates/terraform/examples/looker_instance_basic.tf.tmpl

@@ -6,4 +6,5 @@ resource "google_looker_instance" "{{$.PrimaryResourceId}}" {
     client_id = "{{index $.Vars "client_id"}}"
     client_secret = "{{index $.Vars "client_secret"}}"
   }
+  deletion_policy = "DEFAULT"
 }

mmv1/templates/terraform/examples/looker_instance_force_delete.tf.tmpl

@@ -0,0 +1,10 @@
+resource "google_looker_instance" "{{$.PrimaryResourceId}}" {
+  name              = "{{index $.Vars "instance_name"}}"
+  platform_edition  = "LOOKER_CORE_STANDARD_ANNUAL"
+  region            = "us-central1"
+  oauth_config {
+    client_id = "{{index $.Vars "client_id"}}"
+    client_secret = "{{index $.Vars "client_secret"}}"
+  }
+  deletion_policy = "FORCE"
+}

mmv1/templates/terraform/pre_delete/looker_instance.go.tmpl

@@ -0,0 +1,4 @@
+// Forcefully delete the Looker instance
+if deletionPolicy := d.Get("deletion_policy"); deletionPolicy == "FORCE" {
+    url = url + "?force=True"
+}