Update Ubuntu AMI query

cloudwatch-alarm.tf

@@ -4,7 +4,7 @@ resource "null_resource" "check_alarm_action" {
   count = var.disable_alarm_action ? 0 : local.instance_count
 
   triggers = {
-    action = "arn:${data.aws_partition.default.partition}:swf:${local.region}:${data.aws_caller_identity.default.account_id}:${var.default_alarm_action}"
+    action = "arn:${try(data.aws_partition.default[0].partition, null)}:swf:${local.region}:${try(data.aws_caller_identity.default[0].account_id, null)}:${var.default_alarm_action}"
   }
 }
 

examples/complete/fixtures.us-east-2.tfvars

@@ -1,4 +1,4 @@
-enabled = true
+# enabled = true
 
 region = "us-east-2"
 
@@ -54,6 +54,6 @@ security_group_rules = [
   },
 ]
 
-ssh_public_key_path = "/secrets"
+ssh_public_key_path = "/tmp/secrets"
 
 metric_treat_missing_data = "notBreaching"

examples/complete/main.tf

@@ -11,6 +11,8 @@ module "aws_key_pair" {
   attributes          = module.this.attributes
   ssh_public_key_path = var.ssh_public_key_path
   generate_ssh_key    = true
+
+  context = module.this.context
 }
 
 module "vpc" {
@@ -24,7 +26,7 @@ module "vpc" {
 
 module "subnets" {
   source  = "cloudposse/dynamic-subnets/aws"
-  version = "2.3.0"
+  version = "2.4.2"
 
   availability_zones   = var.availability_zones
   vpc_id               = module.vpc.vpc_id
@@ -46,6 +48,7 @@ module "instance_profile_label" {
 }
 
 data "aws_iam_policy_document" "test" {
+  count = module.this.enabled ? 1 : 0
   statement {
     effect = "Allow"
 
@@ -61,29 +64,33 @@ data "aws_iam_policy_document" "test" {
 }
 
 resource "aws_iam_role" "test" {
+  count = module.this.enabled ? 1 : 0
+
   name               = module.instance_profile_label.id
-  assume_role_policy = data.aws_iam_policy_document.test.json
+  assume_role_policy = one(data.aws_iam_policy_document.test[*].json)
   tags               = module.instance_profile_label.tags
 }
 
 # https://github.com/hashicorp/terraform-guides/tree/master/infrastructure-as-code/terraform-0.13-examples/module-depends-on
 resource "aws_iam_instance_profile" "test" {
+  count = module.this.enabled ? 1 : 0
+
   name = module.instance_profile_label.id
-  role = aws_iam_role.test.name
+  role = aws_iam_role.test[0].name
 }
 
 module "ec2_instance" {
   source = "../../"
 
   ssh_key_pair                = module.aws_key_pair.key_name
   vpc_id                      = module.vpc.vpc_id
-  subnet                      = module.subnets.private_subnet_ids[0]
+  subnet                      = module.this.enabled ? module.subnets.private_subnet_ids[0] : null
   security_groups             = [module.vpc.vpc_default_security_group_id]
   assign_eip_address          = var.assign_eip_address
   associate_public_ip_address = var.associate_public_ip_address
   instance_type               = var.instance_type
   security_group_rules        = var.security_group_rules
-  instance_profile            = aws_iam_instance_profile.test.name
+  instance_profile            = module.this.enabled ? aws_iam_instance_profile.test[0].name : null
   tenancy                     = var.tenancy
   metric_treat_missing_data   = var.metric_treat_missing_data
 

examples/external-eni/fixtures.us-east-2.tfvars

@@ -54,4 +54,4 @@ security_group_rules = [
   },
 ]
 
-ssh_public_key_path = "/secrets"
+ssh_public_key_path = "/tmp/secrets"

main.tf

@@ -3,41 +3,47 @@ locals {
   instance_count = local.enabled ? 1 : 0
   volume_count   = var.ebs_volume_count > 0 && local.instance_count > 0 ? var.ebs_volume_count : 0
   # create an instance profile if the instance is enabled and we aren't given one to use
-  instance_profile_count = module.this.enabled && var.instance_profile_enabled && var.instance_profile == "" ? 1 : 0
+  instance_profile_count = local.enabled && var.instance_profile_enabled && var.instance_profile == "" ? 1 : 0
   instance_profile       = var.instance_profile_enabled && var.instance_profile != "" ? var.instance_profile : (var.instance_profile_enabled ? one(aws_iam_instance_profile.default[*].name) : "")
-  security_group_enabled = module.this.enabled && var.security_group_enabled
-  region                 = var.region != "" ? var.region : data.aws_region.default.name
+  security_group_enabled = local.enabled && var.security_group_enabled
+  region                 = local.enabled ? coalesce(var.region, one(data.aws_region.default[*].name)) : ""
   root_iops              = contains(["io1", "io2", "gp3"], var.root_volume_type) ? var.root_iops : null
   ebs_iops               = contains(["io1", "io2", "gp3"], var.ebs_volume_type) ? var.ebs_iops : null
   root_throughput        = var.root_volume_type == "gp3" ? var.root_throughput : null
   ebs_throughput         = var.ebs_volume_type == "gp3" ? var.ebs_throughput : null
-  availability_zone      = var.availability_zone != "" ? var.availability_zone : data.aws_subnet.default.availability_zone
+  availability_zone      = var.availability_zone != "" ? var.availability_zone : try(data.aws_subnet.default[0].availability_zone, null)
   ami                    = var.ami != "" ? var.ami : one(data.aws_ami.default[*].image_id)
   ami_owner              = var.ami != "" ? var.ami_owner : one(data.aws_ami.default[*].owner_id)
   root_volume_type       = var.root_volume_type != "" ? var.root_volume_type : one(data.aws_ami.info[*].root_device_type)
 
   region_domain  = local.region == "us-east-1" ? "compute-1.amazonaws.com" : "${local.region}.compute.amazonaws.com"
-  eip_public_dns = var.associate_public_ip_address && var.assign_eip_address && module.this.enabled ? "ec2-${replace(one(aws_eip.default[*].public_ip), ".", "-")}.${local.region_domain}" : ""
+  eip_public_dns = var.associate_public_ip_address && var.assign_eip_address && local.enabled ? "ec2-${replace(one(aws_eip.default[*].public_ip), ".", "-")}.${local.region_domain}" : ""
   public_dns = (
-    var.associate_public_ip_address && var.assign_eip_address && module.this.enabled ?
+    var.associate_public_ip_address && var.assign_eip_address && local.enabled ?
     local.eip_public_dns : one(aws_instance.default[*].public_dns)
   )
 }
 
 data "aws_caller_identity" "default" {
+  count = local.enabled ? 1 : 0
 }
 
 data "aws_region" "default" {
+  count = local.enabled ? 1 : 0
 }
 
 data "aws_partition" "default" {
+  count = local.enabled ? 1 : 0
 }
 
 data "aws_subnet" "default" {
-  id = var.subnet
+  count = local.enabled ? 1 : 0
+  id    = var.subnet
 }
 
 data "aws_iam_policy_document" "default" {
+  count = local.enabled ? 1 : 0
+
   statement {
     sid = ""
 
@@ -54,12 +60,12 @@ data "aws_iam_policy_document" "default" {
   }
 }
 data "aws_ami" "default" {
-  count       = var.ami == "" ? 1 : 0
+  count       = local.enabled && var.ami == "" ? 1 : 0
   most_recent = "true"
 
   filter {
     name   = "name"
-    values = ["ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-*"]
+    values = ["ubuntu/images/hvm-ssd/ubuntu-jammy-22.04-amd64-server-*"]
   }
 
   filter {
@@ -71,7 +77,7 @@ data "aws_ami" "default" {
 }
 
 data "aws_ami" "info" {
-  count = var.root_volume_type != "" ? 0 : 1
+  count = local.enabled && var.root_volume_type == "" ? 1 : 0
 
   filter {
     name   = "image-id"
@@ -95,10 +101,10 @@ resource "aws_iam_instance_profile" "default" {
 }
 
 resource "aws_iam_role" "default" {
-  count                = var.instance_profile_enabled ? local.instance_profile_count : 0
+  count                = local.enabled && var.instance_profile_enabled ? local.instance_profile_count : 0
   name                 = module.this.id
   path                 = "/"
-  assume_role_policy   = data.aws_iam_policy_document.default.json
+  assume_role_policy   = one(data.aws_iam_policy_document.default[*].json)
   permissions_boundary = var.permissions_boundary_arn
   tags                 = module.this.tags
 }
@@ -175,7 +181,7 @@ resource "aws_instance" "default" {
 
 resource "aws_eip" "default" {
   #bridgecrew:skip=BC_AWS_NETWORKING_48: Skiping `Ensure all EIP addresses allocated to a VPC are attached to EC2 instances` because it is incorrectly flagging that this instance does not belong to a VPC even though subnet_id is configured.
-  count    = var.associate_public_ip_address && var.assign_eip_address && module.this.enabled ? 1 : 0
+  count    = var.associate_public_ip_address && var.assign_eip_address && local.enabled ? 1 : 0
   instance = one(aws_instance.default[*].id)
   tags     = module.this.tags
 }

ssm_patch.tf

@@ -1,7 +1,8 @@
 
 locals {
   ssm_patch_log_bucket_enabled = local.ssm_enabled && var.ssm_patch_manager_s3_log_bucket != "" && var.ssm_patch_manager_s3_log_bucket != null
-  ssm_policy_arn               = var.ssm_patch_manager_iam_policy_arn == null || var.ssm_patch_manager_iam_policy_arn == "" ? "arn:${data.aws_partition.default.partition}:iam::aws:policy/AmazonSSMManagedInstanceCore" : var.ssm_patch_manager_iam_policy_arn
+  partition                    = module.this.enabled ? one(data.aws_partition.default[*].partition) : ""
+  ssm_policy_arn               = var.ssm_patch_manager_iam_policy_arn == null || var.ssm_patch_manager_iam_policy_arn == "" ? "arn:${local.partition}:iam::aws:policy/AmazonSSMManagedInstanceCore" : var.ssm_patch_manager_iam_policy_arn
   ssm_enabled                  = local.enabled && var.ssm_patch_manager_enabled
 }
 
@@ -25,8 +26,8 @@ data "aws_iam_policy_document" "ssm_patch_s3_log_policy" {
       "s3:GetEncryptionConfiguration",
     ]
     resources = [
-      "arn:${data.aws_partition.default.partition}:s3:::${var.ssm_patch_manager_s3_log_bucket}/*",
-      "arn:${data.aws_partition.default.partition}:s3:::${var.ssm_patch_manager_s3_log_bucket}",
+      "arn:${try(data.aws_partition.default[0].partition, null)}:s3:::${var.ssm_patch_manager_s3_log_bucket}/*",
+      "arn:${try(data.aws_partition.default[0].partition, null)}:s3:::${var.ssm_patch_manager_s3_log_bucket}",
     ]
   }
 }

test/src/examples_complete_test.go

@@ -3,6 +3,7 @@ package test
 import (
 	"math/rand"
 	"strconv"
+	"strings"
 	"testing"
 	"time"
 
@@ -12,8 +13,6 @@ import (
 
 // Test the Terraform module in examples/complete using Terratest.
 func TestExamplesComplete(t *testing.T) {
-	t.Parallel()
-
 	rand.Seed(time.Now().UnixNano())
 
 	randId := strconv.Itoa(rand.Intn(100000))
@@ -27,6 +26,7 @@ func TestExamplesComplete(t *testing.T) {
 		VarFiles: []string{"fixtures.us-east-2.tfvars"},
 		Vars: map[string]interface{}{
 			"attributes": attributes,
+			"enabled":    "true",
 		},
 	}
 
@@ -84,8 +84,6 @@ func TestExamplesComplete(t *testing.T) {
 }
 
 func TestExternalEniComplete(t *testing.T) {
-	t.Parallel()
-
 	rand.Seed(time.Now().UnixNano())
 
 	randId := strconv.Itoa(rand.Intn(100000))
@@ -149,3 +147,35 @@ func TestExternalEniComplete(t *testing.T) {
 	// Verify we're getting back the outputs we expect
 	assert.Contains(t, securityGroupARN, "arn:aws:ec2", "SG ID should contains substring 'arn:aws:ec2'")
 }
+
+// Test the Terraform module in examples/complete using Terratest.
+func TestDisabled(t *testing.T) {
+	rand.Seed(time.Now().UnixNano())
+
+	randId := strconv.Itoa(rand.Intn(100000))
+	attributes := []string{randId}
+
+	terraformOptions := &terraform.Options{
+		// The path to where our Terraform code is located
+		TerraformDir: "../../examples/complete",
+		Upgrade:      true,
+		// Variables to pass to our Terraform code using -var-file options
+		VarFiles: []string{"fixtures.us-east-2.tfvars"},
+		Vars: map[string]interface{}{
+			"attributes": attributes,
+			"enabled":    "false",
+		},
+	}
+
+	// At the end of the test, run `terraform destroy` to clean up any resources that were created
+	defer terraform.Destroy(t, terraformOptions)
+
+	terraform.Init(t, terraformOptions)
+	plan := terraform.Plan(t, terraformOptions)
+	planContainsNoChanges := strings.Contains(plan, "No changes.") || strings.Contains(plan, "0 to add, 0 to change, 0 to destroy.") || !strings.Contains(plan, "Plan")
+
+	assert.True(t, planContainsNoChanges)
+
+	planContainsNoAMIsearch := !strings.Contains(plan, "module.ec2_instance.data.aws_ami.default[0]: Reading...") && !strings.Contains(plan, "module.ec2_instance.data.aws_ami.info[0]: Reading...")
+	assert.True(t, planContainsNoAMIsearch)
+}

test/src/go.mod

@@ -1,9 +1,30 @@
 module github.com/cloudposse/terraform-aws-ec2-instance
 
-go 1.14
+go 1.23
+
+toolchain go1.23.0
 
 require (
-	github.com/gruntwork-io/gruntwork-cli v0.7.0 // indirect
 	github.com/gruntwork-io/terratest v0.34.7
 	github.com/stretchr/testify v1.6.1
 )
+
+require (
+	github.com/agext/levenshtein v1.2.1 // indirect
+	github.com/apparentlymart/go-textseg v1.0.0 // indirect
+	github.com/apparentlymart/go-textseg/v12 v12.0.0 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/hashicorp/errwrap v1.0.0 // indirect
+	github.com/hashicorp/go-multierror v1.1.0 // indirect
+	github.com/hashicorp/hcl/v2 v2.8.2 // indirect
+	github.com/hashicorp/terraform-json v0.9.0 // indirect
+	github.com/jinzhu/copier v0.0.0-20190924061706-b57f9002281a // indirect
+	github.com/mitchellh/go-wordwrap v0.0.0-20150314170334-ad45545899c7 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/zclconf/go-cty v1.2.1 // indirect
+	golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 // indirect
+	golang.org/x/net v0.0.0-20201021035429-f5854403a974 // indirect
+	golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f // indirect
+	golang.org/x/text v0.3.3 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
+)