google_compute_public_advertised_prefix adding in output only shared_secret

.changelog/11146.txt

@@ -0,0 +1,3 @@
+```release-note:enhancement
+compute: added `shared_secret` field to `google_compute_public_advertised_prefix` resource
+```

google-beta/services/compute/resource_compute_public_advertised_prefix.go

@@ -80,6 +80,11 @@ except the last character, which cannot be a dash.`,
 				ForceNew:    true,
 				Description: `An optional description of this resource.`,
 			},
+			"shared_secret": {
+				Type:        schema.TypeString,
+				Computed:    true,
+				Description: `Output Only. The shared secret to be used for reverse DNS verification.`,
+			},
 			"project": {
 				Type:     schema.TypeString,
 				Optional: true,
@@ -238,6 +243,9 @@ func resourceComputePublicAdvertisedPrefixRead(d *schema.ResourceData, meta inte
 	if err := d.Set("ip_cidr_range", flattenComputePublicAdvertisedPrefixIpCidrRange(res["ipCidrRange"], d, config)); err != nil {
 		return fmt.Errorf("Error reading PublicAdvertisedPrefix: %s", err)
 	}
+	if err := d.Set("shared_secret", flattenComputePublicAdvertisedPrefixSharedSecret(res["sharedSecret"], d, config)); err != nil {
+		return fmt.Errorf("Error reading PublicAdvertisedPrefix: %s", err)
+	}
 	if err := d.Set("self_link", tpgresource.ConvertSelfLinkToV1(res["selfLink"].(string))); err != nil {
 		return fmt.Errorf("Error reading PublicAdvertisedPrefix: %s", err)
 	}
@@ -337,6 +345,10 @@ func flattenComputePublicAdvertisedPrefixIpCidrRange(v interface{}, d *schema.Re
 	return v
 }
 
+func flattenComputePublicAdvertisedPrefixSharedSecret(v interface{}, d *schema.ResourceData, config *transport_tpg.Config) interface{} {
+	return v
+}
+
 func expandComputePublicAdvertisedPrefixDescription(v interface{}, d tpgresource.TerraformResourceData, config *transport_tpg.Config) (interface{}, error) {
 	return v, nil
 }

website/docs/r/compute_public_advertised_prefix.html.markdown

@@ -79,6 +79,9 @@ The following arguments are supported:
 In addition to the arguments listed above, the following computed attributes are exported:
 
 * `id` - an identifier for the resource with format `projects/{{project}}/global/publicAdvertisedPrefixes/{{name}}`
+
+* `shared_secret` -
+  Output Only. The shared secret to be used for reverse DNS verification.
 * `self_link` - The URI of the created resource.