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Add bootstrapped test networks for service networking tests #5316

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Jan 7, 2020
Merged

Add bootstrapped test networks for service networking tests #5316

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61 changes: 61 additions & 0 deletions google/bootstrap_utils_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ import (
"log"
"os"
"testing"
"time"

"google.golang.org/api/cloudkms/v1"
"google.golang.org/api/iam/v1"
Expand Down Expand Up @@ -230,3 +231,63 @@ func BootstrapServiceAccount(t *testing.T, project, testRunner string) string {

return sa.Email
}

const SharedTestNetworkPrefix = "tf-bootstrap-net-"

// BootstrapSharedServiceNetworkingConsumerNetwork will return a shared compute network
// for service networking test to prevent hitting limits on tenancy projects.
//
// This will either return an existing network or create one if it hasn't been created
// in the project yet. One consumer network/tenant project we don't own is created
// per producer network (i.e. network created by test), with a hard limit set.
func BootstrapSharedServiceNetworkingConsumerNetwork(t *testing.T, testId string) string {
if v := os.Getenv("TF_ACC"); v == "" {
log.Println("Acceptance tests and bootstrapping skipped unless env 'TF_ACC' set")
// If not running acceptance tests, return an empty string
return ""
}

project := getTestProjectFromEnv()
networkName := SharedTestNetworkPrefix + testId
config := &Config{
Credentials: getTestCredsFromEnv(),
Project: project,
Region: getTestRegionFromEnv(),
Zone: getTestZoneFromEnv(),
}
ConfigureBasePaths(config)
if err := config.LoadAndValidate(context.Background()); err != nil {
t.Errorf("Unable to bootstrap network: %s", err)
}

log.Printf("[DEBUG] Getting shared test network %q", networkName)
_, err := config.clientCompute.Networks.Get(project, networkName).Do()
if err != nil && isGoogleApiErrorWithCode(err, 404) {
log.Printf("[DEBUG] Network %q not found, bootstrapping", networkName)
url := fmt.Sprintf("%sprojects/%s/global/networks", config.ComputeBasePath, project)
netObj := map[string]interface{}{
"name": networkName,
"autoCreateSubnetworks": false,
}

res, err := sendRequestWithTimeout(config, "POST", project, url, netObj, 4*time.Minute)
if err != nil {
t.Fatalf("Error bootstrapping shared test network %q: %s", networkName, err)
}

log.Printf("[DEBUG] Waiting for network creation to finish")
err = computeOperationWaitTime(config, res, project, "Error bootstrapping shared test network", 4)
if err != nil {
t.Fatalf("Error bootstrapping shared test network %q: %s", networkName, err)
}
}

network, err := config.clientCompute.Networks.Get(project, networkName).Do()
if err != nil {
t.Errorf("Error getting shared test network %q: %s", networkName, err)
}
if network == nil {
t.Fatalf("Error getting shared test network %q: is nil", networkName)
}
return network.Name
}
95 changes: 24 additions & 71 deletions google/resource_service_networking_connection_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -9,19 +9,20 @@ import (
"github.com/hashicorp/terraform-plugin-sdk/terraform"
)

func TestAccServiceNetworkingConnectionCreate(t *testing.T) {
func TestAccServiceNetworkingConnection_create(t *testing.T) {
t.Parallel()

network := BootstrapSharedServiceNetworkingConsumerNetwork(t, "service-networking-connection-create")
addr := fmt.Sprintf("tf-test-%s", acctest.RandString(10))
service := "servicenetworking.googleapis.com"

resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testServiceNetworkingConnectionDestroy(service, network),
Steps: []resource.TestStep{
{
Config: testAccServiceNetworkingConnection(
fmt.Sprintf("tf-test-%s", acctest.RandString(10)),
fmt.Sprintf("tf-test-%s", acctest.RandString(10)),
"servicenetworking.googleapis.com",
),
Config: testAccServiceNetworkingConnection(network, addr, "servicenetworking.googleapis.com"),
},
{
ResourceName: "google_service_networking_connection.foobar",
Expand All @@ -32,61 +33,29 @@ func TestAccServiceNetworkingConnectionCreate(t *testing.T) {
})
}

// Standard checkDestroy cannot be used here because destroying the network will delete
// all the networking connections so this would return false positives.
func TestAccServiceNetworkingConnectionDestroy(t *testing.T) {
func TestAccServiceNetworkingConnection_update(t *testing.T) {
t.Parallel()

network := fmt.Sprintf("tf-test-%s", acctest.RandString(10))
addressRange := fmt.Sprintf("tf-test-%s", acctest.RandString(10))

resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
Steps: []resource.TestStep{
{
Config: testAccServiceNetworkingConnection(
network,
addressRange,
"servicenetworking.googleapis.com",
),
},
{
Config: testAccServiceNetworkingConnectionDestroy(network, addressRange),
Check: resource.ComposeTestCheckFunc(
testServiceNetworkingConnectionDestroy("servicenetworking.googleapis.com", network, getTestProjectFromEnv()),
),
},
},
})
}

func TestAccServiceNetworkingConnectionUpdate(t *testing.T) {
t.Parallel()
network := BootstrapSharedServiceNetworkingConsumerNetwork(t, "service-networking-connection-update")
addr1 := fmt.Sprintf("tf-test-%s", acctest.RandString(10))
addr2 := fmt.Sprintf("tf-test-%s", acctest.RandString(10))
service := "servicenetworking.googleapis.com"

network := fmt.Sprintf("tf-test-%s", acctest.RandString(10))
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testServiceNetworkingConnectionDestroy(service, network),
Steps: []resource.TestStep{
{
Config: testAccServiceNetworkingConnection(
network,
fmt.Sprintf("tf-test-%s", acctest.RandString(10)),
"servicenetworking.googleapis.com",
),
Config: testAccServiceNetworkingConnection(network, addr1, "servicenetworking.googleapis.com"),
},
{
ResourceName: "google_service_networking_connection.foobar",
ImportState: true,
ImportStateVerify: true,
},
{
Config: testAccServiceNetworkingConnection(
network,
fmt.Sprintf("tf-test-%s", acctest.RandString(10)),
"servicenetworking.googleapis.com",
),
Config: testAccServiceNetworkingConnection(network, addr2, "servicenetworking.googleapis.com"),
},
{
ResourceName: "google_service_networking_connection.foobar",
Expand All @@ -98,11 +67,11 @@ func TestAccServiceNetworkingConnectionUpdate(t *testing.T) {

}

func testServiceNetworkingConnectionDestroy(parent, network, project string) resource.TestCheckFunc {
func testServiceNetworkingConnectionDestroy(parent, network string) resource.TestCheckFunc {
return func(s *terraform.State) error {
config := testAccProvider.Meta().(*Config)
parentService := "services/" + parent
networkName := fmt.Sprintf("projects/%s/global/networks/%s", project, network)
networkName := fmt.Sprintf("projects/%s/global/networks/%s", getTestProjectFromEnv(), network)

response, err := config.clientServiceNetworking.Services.Connections.List(parentService).
Network(networkName).Do()
Expand All @@ -122,7 +91,7 @@ func testServiceNetworkingConnectionDestroy(parent, network, project string) res

func testAccServiceNetworkingConnection(networkName, addressRangeName, serviceName string) string {
return fmt.Sprintf(`
resource "google_compute_network" "foobar" {
data "google_compute_network" "servicenet" {
name = "%s"
}

Expand All @@ -131,29 +100,13 @@ resource "google_compute_global_address" "foobar" {
purpose = "VPC_PEERING"
address_type = "INTERNAL"
prefix_length = 16
network = google_compute_network.foobar.self_link
network = data.google_compute_network.servicenet.self_link
}

resource "google_service_networking_connection" "foobar" {
network = google_compute_network.foobar.self_link
network = data.google_compute_network.servicenet.self_link
service = "%s"
reserved_peering_ranges = [google_compute_global_address.foobar.name]
}
`, networkName, addressRangeName, serviceName)
}

func testAccServiceNetworkingConnectionDestroy(networkName, addressRangeName string) string {
return fmt.Sprintf(`
resource "google_compute_network" "foobar" {
name = "%s"
}

resource "google_compute_global_address" "foobar" {
name = "%s"
purpose = "VPC_PEERING"
address_type = "INTERNAL"
prefix_length = 16
network = google_compute_network.foobar.self_link
}
`, networkName, addressRangeName)
}