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Add subnetwork resource ACC tests, additional doc updates

This commit is contained in:
Matt Morrison 2016-02-16 16:04:44 +13:00 committed by James Nugent
parent 430ed48a44
commit d6039af398
9 changed files with 166 additions and 26 deletions
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2
builtin/providers/google/provider.go
View File

@ -146,6 +146,8 @@ func validateCredentials(v interface{}, k string) (warnings []string, errors []e
return
}
// FIXME: not sure this is the best place for this
// Given a Google zone (e.g. us-central1-f) this func returns the Region, us-central1 in this example.
func getRegionFromZone(zone string) string {
if zone != "" && len(zone) > 2 {
region := zone[:len(zone)-2]

8
builtin/providers/google/provider_test.go
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@ -50,3 +50,11 @@ func testAccPreCheck(t *testing.T) {
t.Fatal("GOOGLE_REGION must be set to us-central1 for acceptance tests")
}
}
func TestProvider_getRegionFromZone(t *testing.T) {
expected := "us-central1"
actual := getRegionFromZone("us-central1-f")
if expected != actual {
t.Fatalf("Region (%s) did not match expected value: %s", actual, expected)
}
}

32
builtin/providers/google/resource_compute_network.go
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@ -14,7 +14,6 @@ func resourceComputeNetwork() *schema.Resource {
Create: resourceComputeNetworkCreate,
Read: resourceComputeNetworkRead,
Delete: resourceComputeNetworkDelete,
Update: resourceComputeNetworkUpdate,
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
@ -27,7 +26,7 @@ func resourceComputeNetwork() *schema.Resource {
Type: schema.TypeString,
Optional: true,
ForceNew: true,
Deprecated: "Please use custom subnetworks instead",
Deprecated: "Please use google_compute_subnetwork resources instead.",
},
"gateway_ipv4": &schema.Schema{
@ -38,12 +37,15 @@ func resourceComputeNetwork() *schema.Resource {
"auto_create_subnetworks": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: false, // copy behaviour of Google Cloud GUI and gcloud tool
ForceNew: true,
Default: false, // TODO: ideally should be true to match Google's default behaviour, but this causes backward
// compatibility issue with existing terraform configs
},
"description": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"self_link": &schema.Schema{
@ -59,11 +61,11 @@ func resourceComputeNetworkCreate(d *schema.ResourceData, meta interface{}) erro
//
// Possible modes:
// -1- Legacy mode - Create a network in the legacy mode. ipv4_range is set. auto_create_subnetworks must be false
// and not sent in reqest, and subnetworks empty
// -2- Distributed Mode - Create a new generation network that supports subnetworks:
// 2.a - Auto subnet mode - auto_create_subnetworks = true, Google will generate 1 subnetwork per region
// 2.b - Custom subnet mode - auto_create_subnetworks = false & ipv4_range not set,
// - 1 Legacy mode - Create a network in the legacy mode. ipv4_range is set. auto_create_subnetworks must be false
// and not sent in request
// - 2 Distributed Mode - Create a new generation network that supports subnetworks:
// - 2.a - Auto subnet mode - auto_create_subnetworks = true, Google will generate 1 subnetwork per region
// - 2.b - Custom subnet mode - auto_create_subnetworks = false & ipv4_range not set,
//
ipv4range := d.Get("ipv4_range").(string)
autoCreateSubnetworks := d.Get("auto_create_subnetworks").(bool)
@ -83,7 +85,8 @@ func resourceComputeNetworkCreate(d *schema.ResourceData, meta interface{}) erro
log.Printf("[DEBUG] Setting IPv4Range (%#V) for legacy network mode", v.(string))
network.IPv4Range = v.(string)
} else {
// custom subnet mode, so make sure AutoCreateSubnetworks field is included in request
// custom subnet mode, so make sure AutoCreateSubnetworks field is included in request otherwise
// google will create a network in legacy mode.
network.ForceSendFields = []string{"AutoCreateSubnetworks"}
}
@ -102,7 +105,7 @@ func resourceComputeNetworkCreate(d *schema.ResourceData, meta interface{}) erro
return err
}
return nil
return resourceComputeNetworkRead(d, meta)
}
func resourceComputeNetworkRead(d *schema.ResourceData, meta interface{}) error {
@ -124,10 +127,6 @@ func resourceComputeNetworkRead(d *schema.ResourceData, meta interface{}) error
d.Set("gateway_ipv4", network.GatewayIPv4)
d.Set("self_link", network.SelfLink)
for i, v := range network.Subnetworks {
prefix := fmt.Sprintf("subnetwork_links.%d", i)
d.Set(prefix, v)
}
return nil
}
@ -150,8 +149,3 @@ func resourceComputeNetworkDelete(d *schema.ResourceData, meta interface{}) erro
d.SetId("")
return nil
}
func resourceComputeNetworkUpdate(d *schema.ResourceData, meta interface{}) error {
//config := meta.(*Config)
return nil
}

24
builtin/providers/google/resource_compute_network_test.go
View File

@ -42,6 +42,8 @@ func TestAccComputeNetwork_auto_subnet(t *testing.T) {
Check: resource.ComposeTestCheckFunc(
testAccCheckComputeNetworkExists(
"google_compute_network.bar", &network),
testAccCheckComputeNetworkIsAutoSubnet(
"google_compute_network.bar", &network),
),
},
},
@ -116,6 +118,28 @@ func testAccCheckComputeNetworkExists(n string, network *compute.Network) resour
}
}
func testAccCheckComputeNetworkIsAutoSubnet(n string, network *compute.Network) resource.TestCheckFunc {
return func(s *terraform.State) error {
config := testAccProvider.Meta().(*Config)
found, err := config.clientCompute.Networks.Get(
config.Project, network.Name).Do()
if err != nil {
return err
}
if !found.AutoCreateSubnetworks {
return fmt.Errorf("should have AutoCreateSubnetworks = true")
}
if found.IPv4Range != "" {
return fmt.Errorf("should not have IPv4Range")
}
return nil
}
}
func testAccCheckComputeNetworkIsCustomSubnet(n string, network *compute.Network) resource.TestCheckFunc {
return func(s *terraform.State) error {
config := testAccProvider.Meta().(*Config)

21
builtin/providers/google/resource_compute_subnetwork.go
View File

@ -7,6 +7,7 @@ import (
"github.com/hashicorp/terraform/helper/schema"
"google.golang.org/api/compute/v1"
"google.golang.org/api/googleapi"
"strings"
)
func resourceComputeSubnetwork() *schema.Resource {
@ -63,6 +64,13 @@ func createSubnetID(s *compute.Subnetwork) string {
return fmt.Sprintf("%s/%s", s.Region, s.Name)
}
func splitSubnetID(id string) (region string, name string) {
parts := strings.Split(id, "/")
region = parts[0]
name = parts[1]
return
}
func resourceComputeSubnetworkCreate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
@ -83,8 +91,11 @@ func resourceComputeSubnetworkCreate(d *schema.ResourceData, meta interface{}) e
return fmt.Errorf("Error creating subnetwork: %s", err)
}
// It probably maybe worked, so store the ID now
// Subnetwork name is not guaranteed to be unique in a project, but must be unique within a region
// It probably maybe worked, so store the ID now. ID is a combination of region + subnetwork
// name because subnetwork names are not unique in a project, per the Google docs:
// "When creating a new subnetwork, its name has to be unique in that project for that region, even across networks.
// The same name can appear twice in a project, as long as each one is in a different region."
// https://cloud.google.com/compute/docs/subnetworks
subnetwork.Region = region
d.SetId(createSubnetID(subnetwork))
@ -125,14 +136,14 @@ func resourceComputeSubnetworkDelete(d *schema.ResourceData, meta interface{}) e
config := meta.(*Config)
region := d.Get("region").(string)
// Delete the network
// Delete the subnetwork
op, err := config.clientCompute.Subnetworks.Delete(
config.Project, region, d.Get("name").(string)).Do()
if err != nil {
return fmt.Errorf("Error deleting network: %s", err)
return fmt.Errorf("Error deleting subnetwork: %s", err)
}
err = computeOperationWaitRegion(config, op, region, "Deleting Network")
err = computeOperationWaitRegion(config, op, region, "Deleting Subnetwork")
if err != nil {
return err
}

92
builtin/providers/google/resource_compute_subnetwork_test.go Normal file
View File

@ -0,0 +1,92 @@
package google
import (
"fmt"
"testing"
"github.com/hashicorp/terraform/helper/acctest"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
"google.golang.org/api/compute/v1"
)
func TestAccComputeSubnetwork_basic(t *testing.T) {
var subnetwork compute.Subnetwork
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckComputeSubnetworkDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccComputeSubnetwork_basic,
Check: resource.ComposeTestCheckFunc(
testAccCheckComputeSubnetworkExists(
"google_compute_subnetwork.foobar", &subnetwork),
),
},
},
})
}
func testAccCheckComputeSubnetworkDestroy(s *terraform.State) error {
config := testAccProvider.Meta().(*Config)
for _, rs := range s.RootModule().Resources {
if rs.Type != "google_compute_subnetwork" {
continue
}
region, subnet_name := splitSubnetID(rs.Primary.ID)
_, err := config.clientCompute.Subnetworks.Get(
config.Project, region, subnet_name).Do()
if err == nil {
return fmt.Errorf("Network still exists")
}
}
return nil
}
func testAccCheckComputeSubnetworkExists(n string, subnetwork *compute.Subnetwork) 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)
region, subnet_name := splitSubnetID(rs.Primary.ID)
found, err := config.clientCompute.Subnetworks.Get(
config.Project, region, subnet_name).Do()
if err != nil {
return err
}
if found.Name != subnet_name {
return fmt.Errorf("Subnetwork not found")
}
*subnetwork = *found
return nil
}
}
var testAccComputeSubnetwork_basic = fmt.Sprintf(`
resource "google_compute_network" "custom-test" {
name = "network-test-%s"
auto_create_subnetworks = false
}
resource "google_compute_subnetwork" "foobar" {
name = "subnetwork-test-%s"
ip_cidr_range = "10.0.0.0/16"
region = "us-central1"
network = "${google_compute_network.custom-test.self_link}"
}`, acctest.RandString(10), acctest.RandString(10))

2
website/source/docs/providers/google/r/compute_instance.html.markdown
View File

@ -124,7 +124,7 @@ The `network_interface` block supports:
`network` or `subnetwork` must be provided.
* `subnetwork` - (Optional) the name of the subnetwork to attach this interface to. The subnetwork
must exist in the same region this instance is to be created in. Either `network`
must exist in the same region this instance will be created in. Either `network`
or `subnetwork` must be provided.
* `access_config` - (Optional) Access configurations, i.e. IPs via which this instance can be

7
website/source/docs/providers/google/r/compute_instance_template.html.markdown
View File

@ -137,7 +137,12 @@ The `disk` block supports:
The `network_interface` block supports:
* `network` - (Required) The name of the network to attach this interface to.
* `network` - (Optional) The name of the network to attach this interface to. Only use `network`
attribute for Legacy or Auto subnetted networks, otherwise use `subnetwork` instead.
* `subnetwork` - (Optional) the name of the subnetwork to attach this interface to. The subnetwork
must exist in the same region this instance will be created in. Either `network`
or `subnetwork` must be provided.
* `access_config` - (Optional) Access configurations, i.e. IPs via which this instance can be
accessed via the Internet. Omit to ensure that the instance is not accessible from the Internet

4
website/source/docs/providers/google/r/compute_vpn_tunnel.html.markdown
View File

@ -102,6 +102,10 @@ The following arguments are supported:
* `ike_version` - (Optional) Either version 1 or 2. Default is 2.
Changing this forces a new resource to be created.
* `local_traffic_selector` - (Optional) Specifies which CIDR ranges are announced
to the VPN peer. Mandatory if the VPN gateway is attached to a custom subnetted
network. Refer to Google documentation for more information.
## Attributes Reference