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main_ec2.tf
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main_ec2.tf
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resource "aws_kms_key" "ec2" {
count = (var.ec2_encryption == true) ? 1 : 0
description = "${var.tenant}-${var.name}-ec2-kms-${var.environment}"
key_usage = var.key_usage
customer_master_key_spec = var.cmk_spec
deletion_window_in_days = var.deletion_window
is_enabled = var.is_enabled
enable_key_rotation = var.enable_key_rotation
multi_region = var.multi_region
policy = <<POLICY
{
"Version": "2012-10-17",
"Id": "auto-ebs-1",
"Statement": [
{
"Sid": "Allow access through EBS for all principals in the account that are authorized to use EBS",
"Effect": "Allow",
"Principal": {
"AWS": "*"
},
"Action": [
"kms:Encrypt",
"kms:Decrypt",
"kms:ReEncrypt*",
"kms:GenerateDataKey*",
"kms:CreateGrant",
"kms:DescribeKey"
],
"Resource": "*",
"Condition": {
"StringEquals": {
"kms:ViaService": "ec2.${data.aws_region.current.name}.amazonaws.com",
"kms:CallerAccount": "${data.aws_caller_identity.current.account_id}"
}
}
},
{
"Sid": "Allow direct access to key metadata to the account",
"Effect": "Allow",
"Principal": {
"AWS": [
"arn:aws:iam::${data.aws_caller_identity.current.account_id}:root",
"${data.aws_caller_identity.current.arn}"
]
},
"Action": [
"kms:*"
],
"Resource": "*"
}
]
}
POLICY
tags = {
Name = "${var.tenant}-${var.name}-ec2-kms-${var.environment}"
Tenant = var.tenant
Project = var.name
Environment = var.environment
Maintainer = "yonetimacademy"
Terraform = "yes"
}
}
resource "aws_kms_alias" "ec2" {
count = (var.ec2_encryption == true) ? 1 : 0
name = "alias/${var.tenant}/${var.name}/ec2/${var.environment}"
target_key_id = aws_kms_key.ec2[0].key_id
}
resource "aws_key_pair" "ec2" {
count = (var.ec2_encryption == true) ? 1 : 0
key_name = "${var.tenant}-${var.name}-ec2-keypair-${var.environment}"
public_key = var.public_key
tags = {
Name = "${var.tenant}-${var.name}-ec2-keypair-${var.environment}"
Tenant = var.tenant
Project = var.name
Environment = var.environment
Maintainer = "yonetimacademy"
Terraform = "yes"
}
}