Add support for configuring the Pod Snapshots feature (GoogleCloudPlatform#16096)

Author: saketjajoo

mmv1/third_party/terraform/services/container/resource_container_cluster.go.tmpl

@@ -101,6 +101,7 @@ var (
 	{{- if ne $.TargetVersionName "ga" }}
 		"addons_config.0.istio_config",
 		"addons_config.0.kalm_config",
+		"addons_config.0.pod_snapshot_config",
 	{{- end }}
 	}
 
@@ -557,6 +558,23 @@ func ResourceContainerCluster() *schema.Resource {
 								},
 							},
 						},
+						"pod_snapshot_config": {
+							Type: schema.TypeList,
+							Optional: true,
+							Computed: true,
+							AtLeastOneOf: addonsConfigKeys,
+							MaxItems: 1,
+							Description: `Configuration for the Pod Snapshot feature.`,
+							Elem: &schema.Resource{
+								Schema: map[string]*schema.Schema{
+									"enabled": {
+										Type: schema.TypeBool,
+										Required: true,
+										Description: `Whether the Pod Snapshot feature is enabled for this cluster.`,
+									},
+								},
+							},
+						},
 						{{- end }}
 						"config_connector_config": {
 							Type:         schema.TypeList,
@@ -5630,6 +5648,14 @@ func expandClusterAddonsConfig(configured interface{}) *container.AddonsConfig {
 			ForceSendFields: []string{"Enabled"},
 		}
 	}
+
+	if v, ok := config["pod_snapshot_config"]; ok && len(v.([]interface{})) > 0 {
+		addon := v.([]interface{})[0].(map[string]interface{})
+		ac.PodSnapshotConfig = &container.PodSnapshotConfig{
+			Enabled:         addon["enabled"].(bool),
+			ForceSendFields: []string{"Enabled"},
+		}
+	}
 {{- end }}
 
 	return ac
@@ -7233,6 +7259,14 @@ func flattenClusterAddonsConfig(c *container.AddonsConfig) []map[string]interfac
 			},
 		}
 	}
+
+	if c.PodSnapshotConfig != nil {
+		result["pod_snapshot_config"] = []map[string]interface{}{
+			{
+				"enabled": c.PodSnapshotConfig.Enabled,
+			},
+		}
+	}
 {{- end }}
 
 	return []map[string]interface{}{result}

mmv1/third_party/terraform/services/container/resource_container_cluster_meta.yaml.tmpl

@@ -30,6 +30,7 @@ fields:
 {{- end }}
 {{- if ne $.TargetVersionName "ga" }}
   - api_field: 'addonsConfig.kalmConfig.enabled'
+  - api_field: 'addonsConfig.podSnapshotConfig.enabled'
 {{- end }}
   - api_field: 'addonsConfig.lustreCsiDriverConfig.enableLegacyLustrePort'
   - api_field: 'addonsConfig.lustreCsiDriverConfig.enabled'

mmv1/third_party/terraform/services/container/resource_container_cluster_test.go.tmpl

@@ -7618,6 +7618,9 @@ resource "google_container_cluster" "primary" {
     kalm_config {
       enabled = false
     }
+    pod_snapshot_config {
+      enabled = false
+    }
 {{- end }}
   }
   network    = "%s"
@@ -7700,6 +7703,9 @@ resource "google_container_cluster" "primary" {
     kalm_config {
       enabled = true
     }
+    pod_snapshot_config {
+      enabled = true
+    }
 {{- end }}
 	}
   network    = "%s"

mmv1/third_party/terraform/website/docs/r/container_cluster.html.markdown

@@ -528,6 +528,8 @@ Fleet configuration for the cluster. Structure is [documented below](#nested_fle
    This flag is required to workaround a port conflict with the gke-metadata-server on GKE nodes.
    See [Enable Lustre CSI driver](https://cloud.google.com/kubernetes-engine/docs/how-to/persistent-volumes/lustre-csi-driver-new-volume) for more information.
 
+* `pod_snapshot_config` - (Optional, [Beta](https://terraform.io/docs/providers/google/guides/provider_versions.html)) The status of the Pod Snapshot addon. It is disabled by default. Set `enabled = true` to enable.
+
 This example `addons_config` disables two addons:
 
 ```hcl