Add preemptible as an option to node config

google/node_config.go

@@ -84,6 +84,13 @@ var schemaNodeConfig = &schema.Schema{
 				ForceNew: true,
 				Elem:     &schema.Schema{Type: schema.TypeString},
 			},
+
+			"preemptible": {
+				Type:     schema.TypeBool,
+				Optional: true,
+				ForceNew: true,
+				Default:  false,
+			},
 		},
 	},
 }
@@ -148,7 +155,8 @@ func expandNodeConfig(v interface{}) *container.NodeConfig {
 		}
 		nc.Tags = tags
 	}
+	// Preemptible Is Optional+Default, so it always has a value
+	nc.Preemptible = nodeConfig["preemptible"].(bool)
 
 	return nc
-
 }

google/resource_container_cluster.go

@@ -669,6 +669,7 @@ func flattenClusterNodeConfig(c *container.NodeConfig) []map[string]interface{}
 			"image_type":      c.ImageType,
 			"labels":          c.Labels,
 			"tags":            c.Tags,
+			"preemptible":     c.Preemptible,
 		},
 	}
 

google/resource_container_cluster_test.go

@@ -712,6 +712,7 @@ resource "google_container_cluster" "with_node_config" {
 			foo = "bar"
 		}
 		tags = ["foo", "bar"]
+		preemptible = true
 	}
 }`, acctest.RandString(10))
 

google/resource_container_node_pool_test.go

@@ -356,6 +356,7 @@ resource "google_container_node_pool" "np_with_node_config" {
 			"https://www.googleapis.com/auth/logging.write",
 			"https://www.googleapis.com/auth/monitoring"
 		]
+		preemptible = true
 	}
 }`, acctest.RandString(10), acctest.RandString(10))
 

website/docs/r/container_cluster.html.markdown

@@ -153,6 +153,10 @@ which the cluster's instances are launched
 * `tags` - (Optional) The list of instance tags applied to all nodes. Tags are used to identify 
     valid sources or targets for network firewalls.
 
+* `preemptible` - (Optional) A boolean that represents whether or not the underlying node VMs
+    are preemptible. See the [official documentation](https://cloud.google.com/container-engine/docs/preemptible-vm)
+    for more information. Defaults to false.
+
 **Addons Config** supports the following addons:
 
 * `http_load_balancing` - (Optional) The status of the HTTP Load Balancing

website/docs/r/container_node_pool.html.markdown

@@ -105,6 +105,10 @@ resource "google_container_cluster" "primary" {
 
 * `image_type` - (Optional) The image type to use for this node.
 
+* `preemptible` - (Optional) A boolean that represents whether or not the underlying node VMs
+    are preemptible. See the [official documentation](https://cloud.google.com/container-engine/docs/preemptible-vm)
+    for more information. Defaults to false.
+
 The `autoscaling` block supports:
 
 * `minNodeCount` - (Required) Minimum number of nodes in the NodePool. Must be >=1 and