Ip address selection policy (GoogleCloudPlatform#11957)

Author: jlporter

mmv1/products/compute/BackendService.yaml

@@ -123,6 +123,10 @@ examples:
     vars:
       backend_service_name: 'backend-service'
       health_check_name: 'health-check'
+  - name: 'backend_service_ip_address_selection_policy'
+    primary_resource_id: 'default'
+    vars:
+      backend_service_name: 'backend-service'
 parameters:
 properties:
   - name: 'affinityCookieTtlSec'
@@ -772,6 +776,14 @@ properties:
           OAuth2 Client Secret SHA-256 for IAP
         sensitive: true
         output: true
+  - name: 'ipAddressSelectionPolicy'
+    type: Enum
+    description: |
+      Specifies preference of traffic to the backend (from the proxy and from the client for proxyless gRPC).
+    enum_values:
+      - 'IPV4_ONLY'
+      - 'PREFER_IPV6'
+      - 'IPV6_ONLY'
   - name: 'loadBalancingScheme'
     type: Enum
     description: |

mmv1/products/compute/RegionBackendService.yaml

@@ -115,6 +115,11 @@ examples:
     vars:
       region_backend_service_name: 'region-service'
       health_check_name: 'rbs-health-check'
+  - name: 'region_backend_service_ip_address_selection_policy'
+    primary_resource_id: 'default'
+    vars:
+      region_backend_service_name: 'region-service'
+      health_check_name: 'rbs-health-check'
 parameters:
   - name: 'region'
     type: ResourceRef
@@ -777,6 +782,14 @@ properties:
           OAuth2 Client Secret SHA-256 for IAP
         sensitive: true
         output: true
+  - name: 'ipAddressSelectionPolicy'
+    type: Enum
+    description: |
+      Specifies preference of traffic to the backend (from the proxy and from the client for proxyless gRPC).
+    enum_values:
+      - 'IPV4_ONLY'
+      - 'PREFER_IPV6'
+      - 'IPV6_ONLY'
   - name: 'loadBalancingScheme'
     type: Enum
     description: |

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

@@ -0,0 +1,5 @@
+resource "google_compute_backend_service" "{{$.PrimaryResourceId}}" {
+  name = "{{index $.Vars "backend_service_name"}}"
+  load_balancing_scheme = "EXTERNAL_MANAGED"
+  ip_address_selection_policy = "IPV6_ONLY"
+}

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

@@ -0,0 +1,18 @@
+resource "google_compute_region_backend_service" "{{$.PrimaryResourceId}}" {
+  name                            = "{{index $.Vars "region_backend_service_name"}}"
+  region                          = "us-central1"
+  health_checks                   = [google_compute_region_health_check.health_check.id]
+
+  load_balancing_scheme = "EXTERNAL_MANAGED"
+  protocol              = "HTTP"
+  ip_address_selection_policy = "IPV6_ONLY"
+}
+
+resource "google_compute_region_health_check" "health_check" {
+  name               = "{{index $.Vars "health_check_name"}}"
+  region             = "us-central1"
+
+  tcp_health_check {
+    port = 80
+  }
+}