Add zoned property to azure spec (#73)

Signed-off-by: Borja Clemente <[email protected]>

expand/expand_azure_spec.go

@@ -2,6 +2,8 @@ package expand
 
 import (
 	"encoding/json"
+	"strconv"
+
 	azAlpha1 "github.com/gardener/gardener-extension-provider-azure/pkg/apis/azure/v1alpha1"
 	corev1beta1 "github.com/gardener/gardener/pkg/apis/core/v1beta1"
 	"github.com/hashicorp/terraform/helper/schema"
@@ -29,6 +31,9 @@ func azureConfig(az []interface{}) *corev1beta1.ProviderConfig {
 	if v, ok := in["networks"].([]interface{}); ok && len(v) > 0 {
 		azConfigObj.Networks = azNetworks(v)
 	}
+	if v, ok := in["zoned"].(string); ok {
+		azConfigObj.Zoned, _ = strconv.ParseBool(v) // we ignore the error because it will already set "zoned" to false, which is the default.
+	}
 	obj.Raw, _ = json.Marshal(azConfigObj)
 	return &obj
 }

shoot/schema_azure.go

@@ -7,6 +7,11 @@ import (
 func azureResource() *schema.Resource {
 	return &schema.Resource{
 		Schema: map[string]*schema.Schema{
+			"zoned": {
+				Type:        schema.TypeString,
+				Description: "Boolean telling if the cluster has availability zones",
+				Optional:    true,
+			},
 			"networks": {
 				Type:        schema.TypeList,
 				Description: "Networks is the network configuration (VNet, subnets, etc.).",