terraform/builtin/providers/aws/resource_aws_alb_test.go

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package aws
import (
"errors"
"fmt"
"testing"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/elbv2"
"github.com/hashicorp/errwrap"
"github.com/hashicorp/terraform/helper/acctest"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
)
func TestAccAWSALB_basic(t *testing.T) {
var conf elbv2.LoadBalancer
albName := fmt.Sprintf("testaccawsalb-basic-%s", acctest.RandStringFromCharSet(10, acctest.CharSetAlphaNum))
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
IDRefreshName: "aws_alb.alb_test",
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSALBDestroy,
Steps: []resource.TestStep{
{
Config: testAccAWSALBConfig_basic(albName),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckAWSALBExists("aws_alb.alb_test", &conf),
resource.TestCheckResourceAttr("aws_alb.alb_test", "name", albName),
resource.TestCheckResourceAttr("aws_alb.alb_test", "internal", "false"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "subnets.#", "2"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "security_groups.#", "1"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "tags.%", "1"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "tags.TestName", "TestAccAWSALB_basic"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "enable_deletion_protection", "false"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "idle_timeout", "30"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "vpc_id"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "zone_id"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "dns_name"),
),
},
},
})
}
func TestAccAWSALB_accesslogs(t *testing.T) {
var conf elbv2.LoadBalancer
bucketName := fmt.Sprintf("testaccawsalbaccesslogs-%s", acctest.RandStringFromCharSet(6, acctest.CharSetAlphaNum))
albName := fmt.Sprintf("testaccawsalbaccesslog-%s", acctest.RandStringFromCharSet(4, acctest.CharSetAlpha))
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
IDRefreshName: "aws_alb.alb_test",
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSALBDestroy,
Steps: []resource.TestStep{
{
Config: testAccAWSALBConfig_basic(albName),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckAWSALBExists("aws_alb.alb_test", &conf),
resource.TestCheckResourceAttr("aws_alb.alb_test", "name", albName),
resource.TestCheckResourceAttr("aws_alb.alb_test", "internal", "false"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "subnets.#", "2"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "security_groups.#", "1"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "tags.%", "1"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "tags.TestName", "TestAccAWSALB_basic"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "enable_deletion_protection", "false"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "idle_timeout", "30"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "vpc_id"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "zone_id"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "dns_name"),
),
},
{
Config: testAccAWSALBConfig_accessLogs(albName, bucketName),
Check: resource.ComposeAggregateTestCheckFunc(
testAccCheckAWSALBExists("aws_alb.alb_test", &conf),
resource.TestCheckResourceAttr("aws_alb.alb_test", "name", albName),
resource.TestCheckResourceAttr("aws_alb.alb_test", "internal", "false"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "subnets.#", "2"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "security_groups.#", "1"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "tags.%", "1"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "tags.TestName", "TestAccAWSALB_basic"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "enable_deletion_protection", "false"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "idle_timeout", "50"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "vpc_id"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "zone_id"),
resource.TestCheckResourceAttrSet("aws_alb.alb_test", "dns_name"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "access_logs.#", "1"),
resource.TestCheckResourceAttr("aws_alb.alb_test", "access_logs.0.bucket", bucketName),
resource.TestCheckResourceAttr("aws_alb.alb_test", "access_logs.0.prefix", "testAccAWSALBConfig_accessLogs"),
),
},
},
})
}
func testAccCheckAWSALBExists(n string, res *elbv2.LoadBalancer) 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 errors.New("No ALB ID is set")
}
conn := testAccProvider.Meta().(*AWSClient).elbv2conn
describe, err := conn.DescribeLoadBalancers(&elbv2.DescribeLoadBalancersInput{
LoadBalancerArns: []*string{aws.String(rs.Primary.ID)},
})
if err != nil {
return err
}
if len(describe.LoadBalancers) != 1 ||
*describe.LoadBalancers[0].LoadBalancerArn != rs.Primary.ID {
return errors.New("ALB not found")
}
*res = *describe.LoadBalancers[0]
return nil
}
}
func testAccCheckAWSALBDestroy(s *terraform.State) error {
conn := testAccProvider.Meta().(*AWSClient).elbv2conn
for _, rs := range s.RootModule().Resources {
if rs.Type != "aws_alb" {
continue
}
describe, err := conn.DescribeLoadBalancers(&elbv2.DescribeLoadBalancersInput{
LoadBalancerArns: []*string{aws.String(rs.Primary.ID)},
})
if err == nil {
if len(describe.LoadBalancers) != 0 &&
*describe.LoadBalancers[0].LoadBalancerArn == rs.Primary.ID {
return fmt.Errorf("ALB %q still exists", rs.Primary.ID)
}
}
// Verify the error
if isLoadBalancerNotFound(err) {
return nil
} else {
return errwrap.Wrapf("Unexpected error checking ALB destroyed: {{err}}", err)
}
}
return nil
}
func testAccAWSALBConfig_basic(albName string) string {
return fmt.Sprintf(`resource "aws_alb" "alb_test" {
name = "%s"
internal = false
security_groups = ["${aws_security_group.alb_test.id}"]
subnets = ["${aws_subnet.alb_test.*.id}"]
idle_timeout = 30
enable_deletion_protection = false
tags {
TestName = "TestAccAWSALB_basic"
}
}
variable "subnets" {
default = ["10.0.1.0/24", "10.0.2.0/24"]
type = "list"
}
data "aws_availability_zones" "available" {}
resource "aws_vpc" "alb_test" {
cidr_block = "10.0.0.0/16"
tags {
TestName = "TestAccAWSALB_basic"
}
}
resource "aws_subnet" "alb_test" {
count = 2
vpc_id = "${aws_vpc.alb_test.id}"
cidr_block = "${element(var.subnets, count.index)}"
map_public_ip_on_launch = true
availability_zone = "${element(data.aws_availability_zones.available.names, count.index)}"
tags {
TestName = "TestAccAWSALB_basic"
}
}
resource "aws_security_group" "alb_test" {
name = "allow_all_alb_test"
description = "Used for ALB Testing"
vpc_id = "${aws_vpc.alb_test.id}"
ingress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
tags {
TestName = "TestAccAWSALB_basic"
}
}`, albName)
}
func testAccAWSALBConfig_accessLogs(albName, bucketName string) string {
return fmt.Sprintf(`resource "aws_alb" "alb_test" {
name = "%s"
internal = false
security_groups = ["${aws_security_group.alb_test.id}"]
subnets = ["${aws_subnet.alb_test.*.id}"]
idle_timeout = 50
enable_deletion_protection = false
access_logs {
bucket = "${aws_s3_bucket.logs.bucket}"
prefix = "${var.bucket_prefix}"
}
tags {
TestName = "TestAccAWSALB_basic"
}
}
variable "bucket_name" {
type = "string"
default = "%s"
}
variable "bucket_prefix" {
type = "string"
default = "testAccAWSALBConfig_accessLogs"
}
resource "aws_s3_bucket" "logs" {
bucket = "${var.bucket_name}"
policy = "${data.aws_iam_policy_document.logs_bucket.json}"
# dangerous, only here for the test...
force_destroy = true
tags {
Name = "ALB Logs Bucket Test"
}
}
data "aws_caller_identity" "current" {}
data "aws_elb_service_account" "current" {}
data "aws_iam_policy_document" "logs_bucket" {
statement {
actions = ["s3:PutObject"]
effect = "Allow"
resources = ["arn:aws:s3:::${var.bucket_name}/${var.bucket_prefix}/AWSLogs/${data.aws_caller_identity.current.account_id}/*"]
principals = {
type = "AWS"
identifiers = ["arn:aws:iam::${data.aws_elb_service_account.current.id}:root"]
}
}
}
variable "subnets" {
default = ["10.0.1.0/24", "10.0.2.0/24"]
type = "list"
}
data "aws_availability_zones" "available" {}
resource "aws_vpc" "alb_test" {
cidr_block = "10.0.0.0/16"
tags {
TestName = "TestAccAWSALB_basic"
}
}
resource "aws_subnet" "alb_test" {
count = 2
vpc_id = "${aws_vpc.alb_test.id}"
cidr_block = "${element(var.subnets, count.index)}"
map_public_ip_on_launch = true
availability_zone = "${element(data.aws_availability_zones.available.names, count.index)}"
tags {
TestName = "TestAccAWSALB_basic"
}
}
resource "aws_security_group" "alb_test" {
name = "allow_all_alb_test"
description = "Used for ALB Testing"
vpc_id = "${aws_vpc.alb_test.id}"
ingress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
tags {
TestName = "TestAccAWSALB_basic"
}
}`, albName, bucketName)
}