Add support for gce_hd in workstations_workstation_config.

mmv1/products/workstations/WorkstationConfig.yaml

@@ -70,6 +70,16 @@ examples:
     vars:
       workstation_cluster_name: 'workstation-cluster'
       workstation_config_name: 'workstation-config'
+  - name: 'workstation_config_hyperdisk'
+    primary_resource_id: 'default'
+    vars:
+      workstation_cluster_name: 'workstation-cluster'
+      workstation_config_name: 'workstation-config'
+  - name: 'workstation_config_hyperdisk_source_snapshot'
+    primary_resource_id: 'default'
+    vars:
+      workstation_cluster_name: 'workstation-cluster'
+      workstation_config_name: 'workstation-config'
   - name: 'workstation_config_persistent_directories'
     primary_resource_id: 'default'
     vars:
@@ -427,6 +437,30 @@ properties:
               description: |
                 Name of the snapshot to use as the source for the disk. This can be the snapshot's `self_link`, `id`, or a string in the format of `projects/{project}/global/snapshots/{snapshot}`. If set, `sizeGb` and `fsType` must be empty. Can only be updated if it has an existing value.
               # TODO: Add conflicting fields once complex lists are supported.
+        - name: 'gceHd'
+          type: NestedObject
+          description: |
+            A directory to persist across workstation sessions, backed by a Compute Engine Hyperdisk Balanced High Availability disk.
+          properties:
+            - name: 'sizeGb'
+              type: Integer
+              description: |
+                The GB capacity of a persistent home directory. Defaults to '200'.
+            - name: 'sourceSnapshot'
+              type: String
+              description: |
+                Name of the snapshot to use as the source for the disk.
+            - name: 'reclaimPolicy'
+              type: Enum
+              description: |
+                Whether the persistent disk should be deleted when the workstation is deleted.
+              enum_values:
+                - 'DELETE'
+                - 'RETAIN'
+            - name: 'archiveTimeout'
+              type: String
+              description: |
+                How long to wait before converting the disk into a snapshot.
   - name: 'ephemeralDirectories'
     type: Array
     description: |

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

@@ -0,0 +1,41 @@
+resource "google_compute_network" "default" {
+  name                    = "{{index $.Vars "workstation_cluster_name"}}"
+  auto_create_subnetworks = false
+}
+
+resource "google_compute_subnetwork" "default" {
+  name          = "{{index $.Vars "workstation_cluster_name"}}"
+  ip_cidr_range = "10.0.0.0/24"
+  region        = "us-central1"
+  network       = google_compute_network.default.name
+}
+
+resource "google_workstations_workstation_cluster" "{{$.PrimaryResourceId}}" {
+  workstation_cluster_id = "{{index $.Vars "workstation_cluster_name"}}"
+  network                = google_compute_network.default.id
+  subnetwork             = google_compute_subnetwork.default.id
+  location               = "us-central1"
+}
+
+resource "google_workstations_workstation_config" "{{$.PrimaryResourceId}}" {
+  workstation_config_id  = "{{index $.Vars "workstation_config_name"}}"
+  workstation_cluster_id = google_workstations_workstation_cluster.{{$.PrimaryResourceId}}.workstation_cluster_id
+  location               = "us-central1"
+
+  host {
+    gce_instance {
+      # C3 machine types require Hyperdisk storage
+      machine_type = "c3-standard-22"
+    }
+  }
+
+  persistent_directories {
+    mount_path = "/home"
+    gce_hd {
+      size_gb         = 200
+      max_size_gb     = 500
+      reclaim_policy  = "DELETE"
+      archive_timeout = "3600s"
+    }
+  }
+}

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

@@ -0,0 +1,51 @@
+resource "google_compute_network" "default" {
+  name                    = "{{index $.Vars "workstation_cluster_name"}}"
+  auto_create_subnetworks = false
+}
+
+resource "google_compute_subnetwork" "default" {
+  name          = "{{index $.Vars "workstation_cluster_name"}}"
+  ip_cidr_range = "10.0.0.0/24"
+  region        = "us-central1"
+  network       = google_compute_network.default.name
+}
+
+resource "google_compute_disk" "my_source_disk" {
+  name  = "{{index $.Vars "workstation_config_name"}}-source-disk"
+  size  = 10
+  type  = "pd-ssd"
+  zone  = "us-central1-a"
+}
+
+resource "google_compute_snapshot" "my_source_snapshot" {
+  name        = "{{index $.Vars "workstation_config_name"}}-source-snapshot"
+  source_disk = google_compute_disk.my_source_disk.name
+  zone        = "us-central1-a"
+}
+
+resource "google_workstations_workstation_cluster" "default" {
+  workstation_cluster_id = "{{index $.Vars "workstation_cluster_name"}}"
+  network                = google_compute_network.default.id
+  subnetwork             = google_compute_subnetwork.default.id
+  location               = "us-central1"
+}
+
+resource "google_workstations_workstation_config" "{{$.PrimaryResourceId}}" {
+  workstation_config_id  = "{{index $.Vars "workstation_config_name"}}"
+  workstation_cluster_id = google_workstations_workstation_cluster.default.workstation_cluster_id
+  location               = "us-central1"
+
+  host {
+    gce_instance {
+      machine_type = "c3-standard-22"
+    }
+  }
+
+  persistent_directories {
+    mount_path = "/home"
+    gce_hd {
+      source_snapshot = google_compute_snapshot.my_source_snapshot.id
+      reclaim_policy  = "DELETE"
+    }
+  }
+}