terraform/builtin/providers/google/resource_container_cluster_...

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package google
import (
"fmt"
"testing"
"strconv"
"github.com/hashicorp/terraform/helper/acctest"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
)
func TestAccContainerCluster_basic(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_basic,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.primary"),
),
},
},
})
}
func TestAccContainerCluster_withAdditionalZones(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_withAdditionalZones,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.with_additional_zones"),
),
},
},
})
}
func TestAccContainerCluster_withVersion(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_withVersion,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.with_version"),
),
},
},
})
}
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func TestAccContainerCluster_withNodeConfig(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_withNodeConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
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"google_container_cluster.with_node_config"),
),
},
},
})
}
func TestAccContainerCluster_withNodeConfigScopeAlias(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_withNodeConfigScopeAlias,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.with_node_config_scope_alias"),
),
},
},
})
}
func TestAccContainerCluster_network(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_networkRef,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.with_net_ref_by_url"),
testAccCheckContainerCluster(
"google_container_cluster.with_net_ref_by_name"),
),
},
},
})
}
func TestAccContainerCluster_backend(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_backendRef,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.primary"),
),
},
},
})
}
func TestAccContainerCluster_withNodePoolBasic(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_withNodePoolBasic,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.with_node_pool"),
),
},
},
})
}
func TestAccContainerCluster_withNodePoolNamePrefix(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_withNodePoolNamePrefix,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.with_node_pool_name_prefix"),
),
},
},
})
}
func TestAccContainerCluster_withNodePoolMultiple(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckContainerClusterDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccContainerCluster_withNodePoolMultiple,
Check: resource.ComposeTestCheckFunc(
testAccCheckContainerCluster(
"google_container_cluster.with_node_pool_multiple"),
),
},
},
})
}
func testAccCheckContainerClusterDestroy(s *terraform.State) error {
config := testAccProvider.Meta().(*Config)
for _, rs := range s.RootModule().Resources {
if rs.Type != "google_container_cluster" {
continue
}
attributes := rs.Primary.Attributes
_, err := config.clientContainer.Projects.Zones.Clusters.Get(
config.Project, attributes["zone"], attributes["name"]).Do()
if err == nil {
return fmt.Errorf("Cluster still exists")
}
}
return nil
}
func testAccCheckContainerCluster(n string) resource.TestCheckFunc {
return func(s *terraform.State) error {
attributes, err := getResourceAttributes(n, s)
if err != nil {
return err
}
config := testAccProvider.Meta().(*Config)
cluster, err := config.clientContainer.Projects.Zones.Clusters.Get(
config.Project, attributes["zone"], attributes["name"]).Do()
if err != nil {
return err
}
if cluster.Name != attributes["name"] {
return fmt.Errorf("Cluster %s not found, found %s instead", attributes["name"], cluster.Name)
}
type clusterTestField struct {
tf_attr string
gcp_attr interface{}
}
var igUrls []string
if igUrls, err = getInstanceGroupUrlsFromManagerUrls(config, cluster.InstanceGroupUrls); err != nil {
return err
}
clusterTests := []clusterTestField{
{"initial_node_count", strconv.FormatInt(cluster.InitialNodeCount, 10)},
{"master_auth.0.client_certificate", cluster.MasterAuth.ClientCertificate},
{"master_auth.0.client_key", cluster.MasterAuth.ClientKey},
{"master_auth.0.cluster_ca_certificate", cluster.MasterAuth.ClusterCaCertificate},
{"master_auth.0.password", cluster.MasterAuth.Password},
{"master_auth.0.username", cluster.MasterAuth.Username},
{"zone", cluster.Zone},
{"cluster_ipv4_cidr", cluster.ClusterIpv4Cidr},
{"description", cluster.Description},
{"endpoint", cluster.Endpoint},
{"instance_group_urls", igUrls},
{"logging_service", cluster.LoggingService},
{"monitoring_service", cluster.MonitoringService},
{"subnetwork", cluster.Subnetwork},
{"node_config.0.machine_type", cluster.NodeConfig.MachineType},
{"node_config.0.disk_size_gb", strconv.FormatInt(cluster.NodeConfig.DiskSizeGb, 10)},
{"node_config.0.local_ssd_count", strconv.FormatInt(cluster.NodeConfig.LocalSsdCount, 10)},
{"node_config.0.oauth_scopes", cluster.NodeConfig.OauthScopes},
{"node_config.0.service_account", cluster.NodeConfig.ServiceAccount},
{"node_config.0.metadata", cluster.NodeConfig.Metadata},
{"node_config.0.image_type", cluster.NodeConfig.ImageType},
{"node_version", cluster.CurrentNodeVersion},
}
// Remove Zone from additional_zones since that's what the resource writes in state
additionalZones := []string{}
for _, location := range cluster.Locations {
if location != cluster.Zone {
additionalZones = append(additionalZones, location)
}
}
clusterTests = append(clusterTests, clusterTestField{"additional_zones", additionalZones})
// AddonsConfig is neither Required or Computed, so the API may return nil for it
if cluster.AddonsConfig != nil {
if cluster.AddonsConfig.HttpLoadBalancing != nil {
clusterTests = append(clusterTests, clusterTestField{"addons_config.0.http_load_balancing.0.disabled", strconv.FormatBool(cluster.AddonsConfig.HttpLoadBalancing.Disabled)})
}
if cluster.AddonsConfig.HorizontalPodAutoscaling != nil {
clusterTests = append(clusterTests, clusterTestField{"addons_config.0.horizontal_pod_autoscaling.0.disabled", strconv.FormatBool(cluster.AddonsConfig.HorizontalPodAutoscaling.Disabled)})
}
}
for i, np := range cluster.NodePools {
prefix := fmt.Sprintf("node_pool.%d.", i)
clusterTests = append(clusterTests,
clusterTestField{prefix + "name", np.Name},
clusterTestField{prefix + "initial_node_count", strconv.FormatInt(np.InitialNodeCount, 10)})
}
for _, attrs := range clusterTests {
if c := checkMatch(attributes, attrs.tf_attr, attrs.gcp_attr); c != "" {
return fmt.Errorf(c)
}
}
// Network has to be done separately in order to normalize the two values
tf, err := getNetworkNameFromSelfLink(attributes["network"])
if err != nil {
return err
}
gcp, err := getNetworkNameFromSelfLink(cluster.Network)
if err != nil {
return err
}
if tf != gcp {
return fmt.Errorf(matchError("network", tf, gcp))
}
return nil
}
}
func getResourceAttributes(n string, s *terraform.State) (map[string]string, error) {
rs, ok := s.RootModule().Resources[n]
if !ok {
return nil, fmt.Errorf("Not found: %s", n)
}
if rs.Primary.ID == "" {
return nil, fmt.Errorf("No ID is set")
}
return rs.Primary.Attributes, nil
}
func checkMatch(attributes map[string]string, attr string, gcp interface{}) string {
if gcpList, ok := gcp.([]string); ok {
return checkListMatch(attributes, attr, gcpList)
}
if gcpMap, ok := gcp.(map[string]string); ok {
return checkMapMatch(attributes, attr, gcpMap)
}
tf := attributes[attr]
if tf != gcp {
return matchError(attr, tf, gcp)
}
return ""
}
func checkListMatch(attributes map[string]string, attr string, gcpList []string) string {
num, err := strconv.Atoi(attributes[attr+".#"])
if err != nil {
return fmt.Sprintf("Error in number conversion for attribute %s: %s", attr, err)
}
if num != len(gcpList) {
return fmt.Sprintf("Cluster has mismatched %s size.\nTF Size: %d\nGCP Size: %d", attr, num, len(gcpList))
}
for i, gcp := range gcpList {
if tf := attributes[fmt.Sprintf("%s.%d", attr, i)]; tf != gcp {
return matchError(fmt.Sprintf("%s[%d]", attr, i), tf, gcp)
}
}
return ""
}
func checkMapMatch(attributes map[string]string, attr string, gcpMap map[string]string) string {
num, err := strconv.Atoi(attributes[attr+".%"])
if err != nil {
return fmt.Sprintf("Error in number conversion for attribute %s: %s", attr, err)
}
if num != len(gcpMap) {
return fmt.Sprintf("Cluster has mismatched %s size.\nTF Size: %d\nGCP Size: %d", attr, num, len(gcpMap))
}
for k, gcp := range gcpMap {
if tf := attributes[fmt.Sprintf("%s.%s", attr, k)]; tf != gcp {
return matchError(fmt.Sprintf("%s[%s]", attr, k), tf, gcp)
}
}
return ""
}
func matchError(attr, tf string, gcp interface{}) string {
return fmt.Sprintf("Cluster has mismatched %s.\nTF State: %+v\nGCP State: %+v", attr, tf, gcp)
}
var testAccContainerCluster_basic = fmt.Sprintf(`
resource "google_container_cluster" "primary" {
name = "cluster-test-%s"
zone = "us-central1-a"
initial_node_count = 3
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
}`, acctest.RandString(10))
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var testAccContainerCluster_withAdditionalZones = fmt.Sprintf(`
resource "google_container_cluster" "with_additional_zones" {
name = "cluster-test-%s"
zone = "us-central1-a"
initial_node_count = 1
additional_zones = [
"us-central1-b",
"us-central1-c"
]
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
}`, acctest.RandString(10))
var testAccContainerCluster_withVersion = fmt.Sprintf(`
resource "google_container_cluster" "with_version" {
name = "cluster-test-%s"
zone = "us-central1-a"
node_version = "1.6.0"
initial_node_count = 1
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
}`, acctest.RandString(10))
var testAccContainerCluster_withNodeConfig = fmt.Sprintf(`
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resource "google_container_cluster" "with_node_config" {
name = "cluster-test-%s"
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zone = "us-central1-f"
initial_node_count = 1
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
node_config {
machine_type = "n1-standard-1"
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disk_size_gb = 15
local_ssd_count = 1
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oauth_scopes = [
"https://www.googleapis.com/auth/compute",
"https://www.googleapis.com/auth/devstorage.read_only",
"https://www.googleapis.com/auth/logging.write",
"https://www.googleapis.com/auth/monitoring"
]
service_account = "default"
metadata {
foo = "bar"
}
image_type = "CONTAINER_VM"
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}
}`, acctest.RandString(10))
var testAccContainerCluster_withNodeConfigScopeAlias = fmt.Sprintf(`
resource "google_container_cluster" "with_node_config_scope_alias" {
name = "cluster-test-%s"
zone = "us-central1-f"
initial_node_count = 1
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
node_config {
machine_type = "g1-small"
disk_size_gb = 15
oauth_scopes = [ "compute-rw", "storage-ro", "logging-write", "monitoring" ]
}
}`, acctest.RandString(10))
var testAccContainerCluster_networkRef = fmt.Sprintf(`
resource "google_compute_network" "container_network" {
name = "container-net-%s"
auto_create_subnetworks = true
}
resource "google_container_cluster" "with_net_ref_by_url" {
name = "cluster-test-%s"
zone = "us-central1-a"
initial_node_count = 1
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
network = "${google_compute_network.container_network.self_link}"
}
resource "google_container_cluster" "with_net_ref_by_name" {
name = "cluster-test-%s"
zone = "us-central1-a"
initial_node_count = 1
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
network = "${google_compute_network.container_network.name}"
}`, acctest.RandString(10), acctest.RandString(10), acctest.RandString(10))
var testAccContainerCluster_backendRef = fmt.Sprintf(`
resource "google_compute_backend_service" "my-backend-service" {
name = "terraform-test-%s"
port_name = "http"
protocol = "HTTP"
backend {
group = "${element(google_container_cluster.primary.instance_group_urls, 1)}"
}
health_checks = ["${google_compute_http_health_check.default.self_link}"]
}
resource "google_compute_http_health_check" "default" {
name = "terraform-test-%s"
request_path = "/"
check_interval_sec = 1
timeout_sec = 1
}
resource "google_container_cluster" "primary" {
name = "terraform-test-%s"
zone = "us-central1-a"
initial_node_count = 3
additional_zones = [
"us-central1-b",
"us-central1-c",
]
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
node_config {
oauth_scopes = [
"https://www.googleapis.com/auth/compute",
"https://www.googleapis.com/auth/devstorage.read_only",
"https://www.googleapis.com/auth/logging.write",
"https://www.googleapis.com/auth/monitoring",
]
}
}
`, acctest.RandString(10), acctest.RandString(10), acctest.RandString(10))
var testAccContainerCluster_withNodePoolBasic = fmt.Sprintf(`
resource "google_container_cluster" "with_node_pool" {
name = "tf-cluster-nodepool-test-%s"
zone = "us-central1-a"
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
node_pool {
name = "tf-cluster-nodepool-test-%s"
initial_node_count = 2
}
}`, acctest.RandString(10), acctest.RandString(10))
var testAccContainerCluster_withNodePoolNamePrefix = fmt.Sprintf(`
resource "google_container_cluster" "with_node_pool_name_prefix" {
name = "tf-cluster-nodepool-test-%s"
zone = "us-central1-a"
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
node_pool {
name_prefix = "tf-np-test"
initial_node_count = 2
}
}`, acctest.RandString(10))
var testAccContainerCluster_withNodePoolMultiple = fmt.Sprintf(`
resource "google_container_cluster" "with_node_pool_multiple" {
name = "tf-cluster-nodepool-test-%s"
zone = "us-central1-a"
master_auth {
username = "mr.yoda"
password = "adoy.rm"
}
node_pool {
name = "tf-cluster-nodepool-test-%s"
initial_node_count = 2
}
node_pool {
name = "tf-cluster-nodepool-test-%s"
initial_node_count = 3
}
}`, acctest.RandString(10), acctest.RandString(10), acctest.RandString(10))