From 120f54210aed99118d4d5f575d639c7363416df7 Mon Sep 17 00:00:00 2001
From: Lars Wander <lars.wander@gmail.com>
Date: Fri, 30 Oct 2015 16:14:36 -0400
Subject: [PATCH] provider/google: global address + tests & documentation

---
 provider.go                             |   1 +
 resource_compute_global_address.go      | 100 ++++++++++++++++++++++++
 resource_compute_global_address_test.go |  81 +++++++++++++++++++
 3 files changed, 182 insertions(+)
 create mode 100644 resource_compute_global_address.go
 create mode 100644 resource_compute_global_address_test.go

diff --git a/provider.go b/provider.go
index 2dbe9500..bd4716a1 100644
--- a/provider.go
+++ b/provider.go
@@ -40,6 +40,7 @@ func Provider() terraform.ResourceProvider {
 			"google_compute_disk":                   resourceComputeDisk(),
 			"google_compute_firewall":               resourceComputeFirewall(),
 			"google_compute_forwarding_rule":        resourceComputeForwardingRule(),
+			"google_compute_global_address":         resourceComputeGlobalAddress(),
 			"google_compute_http_health_check":      resourceComputeHttpHealthCheck(),
 			"google_compute_instance":               resourceComputeInstance(),
 			"google_compute_instance_template":      resourceComputeInstanceTemplate(),
diff --git a/resource_compute_global_address.go b/resource_compute_global_address.go
new file mode 100644
index 00000000..74c0633c
--- /dev/null
+++ b/resource_compute_global_address.go
@@ -0,0 +1,100 @@
+package google
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/hashicorp/terraform/helper/schema"
+	"google.golang.org/api/compute/v1"
+	"google.golang.org/api/googleapi"
+)
+
+func resourceComputeGlobalAddress() *schema.Resource {
+	return &schema.Resource{
+		Create: resourceComputeGlobalAddressCreate,
+		Read:   resourceComputeGlobalAddressRead,
+		Delete: resourceComputeGlobalAddressDelete,
+
+		Schema: map[string]*schema.Schema{
+			"name": &schema.Schema{
+				Type:     schema.TypeString,
+				Required: true,
+				ForceNew: true,
+			},
+
+			"address": &schema.Schema{
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+
+			"self_link": &schema.Schema{
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+		},
+	}
+}
+
+func resourceComputeGlobalAddressCreate(d *schema.ResourceData, meta interface{}) error {
+	config := meta.(*Config)
+
+	// Build the address parameter
+	addr := &compute.Address{Name: d.Get("name").(string)}
+	op, err := config.clientCompute.GlobalAddresses.Insert(
+		config.Project, addr).Do()
+	if err != nil {
+		return fmt.Errorf("Error creating address: %s", err)
+	}
+
+	// It probably maybe worked, so store the ID now
+	d.SetId(addr.Name)
+
+	err = computeOperationWaitGlobal(config, op, "Creating Global Address")
+	if err != nil {
+		return err
+	}
+
+	return resourceComputeGlobalAddressRead(d, meta)
+}
+
+func resourceComputeGlobalAddressRead(d *schema.ResourceData, meta interface{}) error {
+	config := meta.(*Config)
+
+	addr, err := config.clientCompute.GlobalAddresses.Get(
+		config.Project, d.Id()).Do()
+	if err != nil {
+		if gerr, ok := err.(*googleapi.Error); ok && gerr.Code == 404 {
+			// The resource doesn't exist anymore
+			d.SetId("")
+
+			return nil
+		}
+
+		return fmt.Errorf("Error reading address: %s", err)
+	}
+
+	d.Set("address", addr.Address)
+	d.Set("self_link", addr.SelfLink)
+
+	return nil
+}
+
+func resourceComputeGlobalAddressDelete(d *schema.ResourceData, meta interface{}) error {
+	config := meta.(*Config)
+
+	// Delete the address
+	log.Printf("[DEBUG] address delete request")
+	op, err := config.clientCompute.GlobalAddresses.Delete(
+		config.Project, d.Id()).Do()
+	if err != nil {
+		return fmt.Errorf("Error deleting address: %s", err)
+	}
+
+	err = computeOperationWaitGlobal(config, op, "Deleting Global Address")
+	if err != nil {
+		return err
+	}
+
+	d.SetId("")
+	return nil
+}
diff --git a/resource_compute_global_address_test.go b/resource_compute_global_address_test.go
new file mode 100644
index 00000000..2ef7b97e
--- /dev/null
+++ b/resource_compute_global_address_test.go
@@ -0,0 +1,81 @@
+package google
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/hashicorp/terraform/helper/resource"
+	"github.com/hashicorp/terraform/terraform"
+	"google.golang.org/api/compute/v1"
+)
+
+func TestAccComputeGlobalAddress_basic(t *testing.T) {
+	var addr compute.Address
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckComputeGlobalAddressDestroy,
+		Steps: []resource.TestStep{
+			resource.TestStep{
+				Config: testAccComputeGlobalAddress_basic,
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckComputeGlobalAddressExists(
+						"google_compute_global_address.foobar", &addr),
+				),
+			},
+		},
+	})
+}
+
+func testAccCheckComputeGlobalAddressDestroy(s *terraform.State) error {
+	config := testAccProvider.Meta().(*Config)
+
+	for _, rs := range s.RootModule().Resources {
+		if rs.Type != "google_compute_global_address" {
+			continue
+		}
+
+		_, err := config.clientCompute.GlobalAddresses.Get(
+			config.Project, rs.Primary.ID).Do()
+		if err == nil {
+			return fmt.Errorf("Address still exists")
+		}
+	}
+
+	return nil
+}
+
+func testAccCheckComputeGlobalAddressExists(n string, addr *compute.Address) resource.TestCheckFunc {
+	return func(s *terraform.State) error {
+		rs, ok := s.RootModule().Resources[n]
+		if !ok {
+			return fmt.Errorf("Not found: %s", n)
+		}
+
+		if rs.Primary.ID == "" {
+			return fmt.Errorf("No ID is set")
+		}
+
+		config := testAccProvider.Meta().(*Config)
+
+		found, err := config.clientCompute.GlobalAddresses.Get(
+			config.Project, rs.Primary.ID).Do()
+		if err != nil {
+			return err
+		}
+
+		if found.Name != rs.Primary.ID {
+			return fmt.Errorf("Addr not found")
+		}
+
+		*addr = *found
+
+		return nil
+	}
+}
+
+const testAccComputeGlobalAddress_basic = `
+resource "google_compute_global_address" "foobar" {
+	name = "terraform-test"
+}`