terraform/builtin/providers/kubernetes/resource_kubernetes_service...

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package kubernetes
import (
"fmt"
"reflect"
"regexp"
"testing"
"github.com/hashicorp/terraform/helper/acctest"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
api "k8s.io/kubernetes/pkg/api/v1"
kubernetes "k8s.io/kubernetes/pkg/client/clientset_generated/release_1_5"
"k8s.io/kubernetes/pkg/util/intstr"
)
func TestAccKubernetesService_basic(t *testing.T) {
var conf api.Service
name := fmt.Sprintf("tf-acc-test-%s", acctest.RandStringFromCharSet(10, acctest.CharSetAlphaNum))
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
IDRefreshName: "kubernetes_service.test",
Providers: testAccProviders,
CheckDestroy: testAccCheckKubernetesServiceDestroy,
Steps: []resource.TestStep{
{
Config: testAccKubernetesServiceConfig_basic(name),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckKubernetesServiceExists("kubernetes_service.test", &conf),
resource.TestCheckResourceAttr("kubernetes_service.test", "metadata.0.name", name),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.generation"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.resource_version"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.self_link"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.uid"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.#", "1"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.#", "1"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.cluster_ip"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.name", ""),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.node_port", "0"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.port", "8080"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.protocol", "TCP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.target_port", "80"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.session_affinity", "None"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.type", "ClusterIP"),
testAccCheckServicePorts(&conf, []api.ServicePort{
{
Port: int32(8080),
Protocol: api.ProtocolTCP,
TargetPort: intstr.FromInt(80),
},
}),
),
},
{
Config: testAccKubernetesServiceConfig_modified(name),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckKubernetesServiceExists("kubernetes_service.test", &conf),
resource.TestCheckResourceAttr("kubernetes_service.test", "metadata.0.name", name),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.generation"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.resource_version"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.self_link"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.uid"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.#", "1"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.#", "1"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.cluster_ip"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.name", ""),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.node_port", "0"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.port", "8081"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.protocol", "TCP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.target_port", "80"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.session_affinity", "None"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.type", "ClusterIP"),
testAccCheckServicePorts(&conf, []api.ServicePort{
{
Port: int32(8081),
Protocol: api.ProtocolTCP,
TargetPort: intstr.FromInt(80),
},
}),
),
},
},
})
}
func TestAccKubernetesService_loadBalancer(t *testing.T) {
var conf api.Service
name := fmt.Sprintf("tf-acc-test-%s", acctest.RandStringFromCharSet(10, acctest.CharSetAlphaNum))
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
IDRefreshName: "kubernetes_service.test",
Providers: testAccProviders,
CheckDestroy: testAccCheckKubernetesServiceDestroy,
Steps: []resource.TestStep{
{
Config: testAccKubernetesServiceConfig_loadBalancer(name),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckKubernetesServiceExists("kubernetes_service.test", &conf),
resource.TestCheckResourceAttr("kubernetes_service.test", "metadata.0.name", name),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.#", "1"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.#", "1"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.#", "1"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.port.0.node_port"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.port", "8888"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.protocol", "TCP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.target_port", "80"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.cluster_ip"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.#", "2"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.1452553500", "10.0.0.4"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.3371212991", "10.0.0.3"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_name", "ext-name-"+name),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_ip", "12.0.0.120"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_source_ranges.#", "2"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_source_ranges.138364083", "10.0.0.5/32"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_source_ranges.445311837", "10.0.0.6/32"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.selector.%", "1"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.selector.App", "MyApp"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.session_affinity", "ClientIP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.type", "LoadBalancer"),
testAccCheckServicePorts(&conf, []api.ServicePort{
{
Port: int32(8888),
Protocol: api.ProtocolTCP,
TargetPort: intstr.FromInt(80),
},
}),
),
},
{
Config: testAccKubernetesServiceConfig_loadBalancer_modified(name),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckKubernetesServiceExists("kubernetes_service.test", &conf),
resource.TestCheckResourceAttr("kubernetes_service.test", "metadata.0.name", name),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.#", "1"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.cluster_ip"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.#", "2"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.1452553500", "10.0.0.4"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.563283338", "10.0.0.5"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_name", "ext-name-modified-"+name),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_ip", "12.0.0.125"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_source_ranges.#", "2"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_source_ranges.2271073252", "10.0.0.1/32"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_source_ranges.2515041290", "10.0.0.2/32"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.#", "1"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.port.0.node_port"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.port", "9999"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.protocol", "TCP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.target_port", "81"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.selector.%", "2"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.selector.App", "MyModifiedApp"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.selector.NewSelector", "NewValue"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.session_affinity", "ClientIP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.type", "LoadBalancer"),
testAccCheckServicePorts(&conf, []api.ServicePort{
{
Port: int32(9999),
Protocol: api.ProtocolTCP,
TargetPort: intstr.FromInt(81),
},
}),
),
},
},
})
}
func TestAccKubernetesService_nodePort(t *testing.T) {
var conf api.Service
name := fmt.Sprintf("tf-acc-test-%s", acctest.RandStringFromCharSet(10, acctest.CharSetAlphaNum))
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
IDRefreshName: "kubernetes_service.test",
Providers: testAccProviders,
CheckDestroy: testAccCheckKubernetesServiceDestroy,
Steps: []resource.TestStep{
{
Config: testAccKubernetesServiceConfig_nodePort(name),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckKubernetesServiceExists("kubernetes_service.test", &conf),
resource.TestCheckResourceAttr("kubernetes_service.test", "metadata.0.name", name),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.#", "1"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.#", "1"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.cluster_ip"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.#", "2"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.1452553500", "10.0.0.4"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_ips.563283338", "10.0.0.5"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.external_name", "ext-name-"+name),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.load_balancer_ip", "12.0.0.125"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.#", "2"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.name", "first"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.port.0.node_port"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.port", "10222"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.protocol", "TCP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.0.target_port", "22"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.1.name", "second"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "spec.0.port.1.node_port"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.1.port", "10333"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.1.protocol", "TCP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.port.1.target_port", "33"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.selector.%", "1"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.selector.App", "MyApp"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.session_affinity", "ClientIP"),
resource.TestCheckResourceAttr("kubernetes_service.test", "spec.0.type", "NodePort"),
testAccCheckServicePorts(&conf, []api.ServicePort{
{
Name: "first",
Port: int32(10222),
Protocol: api.ProtocolTCP,
TargetPort: intstr.FromInt(22),
},
{
Name: "second",
Port: int32(10333),
Protocol: api.ProtocolTCP,
TargetPort: intstr.FromInt(33),
},
}),
),
},
},
})
}
func TestAccKubernetesService_importBasic(t *testing.T) {
resourceName := "kubernetes_service.test"
name := fmt.Sprintf("tf-acc-test-%s", acctest.RandStringFromCharSet(10, acctest.CharSetAlphaNum))
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckKubernetesServiceDestroy,
Steps: []resource.TestStep{
{
Config: testAccKubernetesServiceConfig_basic(name),
},
{
ResourceName: resourceName,
ImportState: true,
ImportStateVerify: true,
},
},
})
}
func TestAccKubernetesService_generatedName(t *testing.T) {
var conf api.Service
prefix := "tf-acc-test-gen-"
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
IDRefreshName: "kubernetes_service.test",
Providers: testAccProviders,
CheckDestroy: testAccCheckKubernetesServiceDestroy,
Steps: []resource.TestStep{
{
Config: testAccKubernetesServiceConfig_generatedName(prefix),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckKubernetesServiceExists("kubernetes_service.test", &conf),
resource.TestCheckResourceAttr("kubernetes_service.test", "metadata.0.annotations.%", "0"),
testAccCheckMetaAnnotations(&conf.ObjectMeta, map[string]string{}),
resource.TestCheckResourceAttr("kubernetes_service.test", "metadata.0.labels.%", "0"),
testAccCheckMetaLabels(&conf.ObjectMeta, map[string]string{}),
resource.TestCheckResourceAttr("kubernetes_service.test", "metadata.0.generate_name", prefix),
resource.TestMatchResourceAttr("kubernetes_service.test", "metadata.0.name", regexp.MustCompile("^"+prefix)),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.generation"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.resource_version"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.self_link"),
resource.TestCheckResourceAttrSet("kubernetes_service.test", "metadata.0.uid"),
),
},
},
})
}
func TestAccKubernetesService_importGeneratedName(t *testing.T) {
resourceName := "kubernetes_service.test"
prefix := "tf-acc-test-gen-import-"
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckKubernetesServiceDestroy,
Steps: []resource.TestStep{
{
Config: testAccKubernetesServiceConfig_generatedName(prefix),
},
{
ResourceName: resourceName,
ImportState: true,
ImportStateVerify: true,
},
},
})
}
func testAccCheckServicePorts(svc *api.Service, expected []api.ServicePort) resource.TestCheckFunc {
return func(s *terraform.State) error {
if len(expected) == 0 && len(svc.Spec.Ports) == 0 {
return nil
}
ports := svc.Spec.Ports
// Ignore NodePorts as these are assigned randomly
for k, _ := range ports {
ports[k].NodePort = 0
}
if !reflect.DeepEqual(ports, expected) {
return fmt.Errorf("Service ports don't match.\nExpected: %#v\nGiven: %#v",
expected, svc.Spec.Ports)
}
return nil
}
}
func testAccCheckKubernetesServiceDestroy(s *terraform.State) error {
conn := testAccProvider.Meta().(*kubernetes.Clientset)
for _, rs := range s.RootModule().Resources {
if rs.Type != "kubernetes_service" {
continue
}
namespace, name := idParts(rs.Primary.ID)
resp, err := conn.CoreV1().Services(namespace).Get(name)
if err == nil {
if resp.Name == rs.Primary.ID {
return fmt.Errorf("Service still exists: %s", rs.Primary.ID)
}
}
}
return nil
}
func testAccCheckKubernetesServiceExists(n string, obj *api.Service) resource.TestCheckFunc {
return func(s *terraform.State) error {
rs, ok := s.RootModule().Resources[n]
if !ok {
return fmt.Errorf("Not found: %s", n)
}
conn := testAccProvider.Meta().(*kubernetes.Clientset)
namespace, name := idParts(rs.Primary.ID)
out, err := conn.CoreV1().Services(namespace).Get(name)
if err != nil {
return err
}
*obj = *out
return nil
}
}
func testAccKubernetesServiceConfig_basic(name string) string {
return fmt.Sprintf(`
resource "kubernetes_service" "test" {
metadata {
annotations {
TestAnnotationOne = "one"
TestAnnotationTwo = "two"
}
labels {
TestLabelOne = "one"
TestLabelTwo = "two"
TestLabelThree = "three"
}
name = "%s"
}
spec {
port {
port = 8080
target_port = 80
}
}
}`, name)
}
func testAccKubernetesServiceConfig_modified(name string) string {
return fmt.Sprintf(`
resource "kubernetes_service" "test" {
metadata {
annotations {
TestAnnotationOne = "one"
Different = "1234"
}
labels {
TestLabelOne = "one"
TestLabelThree = "three"
}
name = "%s"
}
spec {
port {
port = 8081
target_port = 80
}
}
}`, name)
}
func testAccKubernetesServiceConfig_loadBalancer(name string) string {
return fmt.Sprintf(`
resource "kubernetes_service" "test" {
metadata {
name = "%s"
}
spec {
external_name = "ext-name-%s"
external_ips = ["10.0.0.3", "10.0.0.4"]
load_balancer_ip = "12.0.0.120"
load_balancer_source_ranges = ["10.0.0.5/32", "10.0.0.6/32"]
selector {
App = "MyApp"
}
session_affinity = "ClientIP"
port {
port = 8888
target_port = 80
}
type = "LoadBalancer"
}
}`, name, name)
}
func testAccKubernetesServiceConfig_loadBalancer_modified(name string) string {
return fmt.Sprintf(`
resource "kubernetes_service" "test" {
metadata {
name = "%s"
}
spec {
external_name = "ext-name-modified-%s"
external_ips = ["10.0.0.4", "10.0.0.5"]
load_balancer_ip = "12.0.0.125"
load_balancer_source_ranges = ["10.0.0.1/32", "10.0.0.2/32"]
selector {
App = "MyModifiedApp"
NewSelector = "NewValue"
}
session_affinity = "ClientIP"
port {
port = 9999
target_port = 81
}
type = "LoadBalancer"
}
}`, name, name)
}
func testAccKubernetesServiceConfig_nodePort(name string) string {
return fmt.Sprintf(`
resource "kubernetes_service" "test" {
metadata {
name = "%s"
}
spec {
external_name = "ext-name-%s"
external_ips = ["10.0.0.4", "10.0.0.5"]
load_balancer_ip = "12.0.0.125"
selector {
App = "MyApp"
}
session_affinity = "ClientIP"
port {
name = "first"
port = 10222
target_port = 22
}
port {
name = "second"
port = 10333
target_port = 33
}
type = "NodePort"
}
}`, name, name)
}
func testAccKubernetesServiceConfig_generatedName(prefix string) string {
return fmt.Sprintf(`
resource "kubernetes_service" "test" {
metadata {
generate_name = "%s"
}
spec {
port {
port = 8080
target_port = 80
}
}
}`, prefix)
}