/
hcl.go
172 lines (163 loc) · 4.93 KB
/
hcl.go
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package kms
type HCLModel struct {
KMSKeyID string
}
var HCLTemplate = `
# Manage the KMS key through Terraform.
{{if .KMSKeyID }}#
# $ terraform import aws_kms_key.config {{ .KMSKeyID }}{{end}}
resource "aws_kms_key" "config" {
deletion_window_in_days = 7
enable_key_rotation = true
tags = var.tags
policy = data.template_file.config_policy.rendered
}
data "template_file" "config_policy" {
template = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Sid": "DenyWriteToAllExceptSAMLUsers",
"Effect": "Deny",
"Principal": {
"AWS": "*"
},
"Action": [
"kms:UpdateKeyDescription",
"kms:UpdateAlias",
"kms:UntagResource",
"kms:TagResource",
"kms:ScheduleKeyDeletion",
"kms:RevokeGrant",
"kms:RetireGrant",
"kms:ReEncryptTo",
"kms:ReEncryptFrom",
"kms:PutKeyPolicy",
"kms:ImportKeyMaterial",
"kms:GetParametersForImport",
"kms:GenerateRandom",
"kms:GenerateDataKeyWithoutPlaintext",
"kms:GenerateDataKey",
"kms:EnableKeyRotation",
"kms:EnableKey",
"kms:Encrypt",
"kms:DisableKeyRotation",
"kms:DisableKey",
"kms:DeleteImportedKeyMaterial",
"kms:DeleteAlias",
"kms:CreateKey",
"kms:CreateGrant",
"kms:CreateAlias",
"kms:CancelKeyDeletion"
],
"Resource": "*",
"Condition": {
"StringNotLike": {
"aws:userId": $${writePrincipals}
}
}
},
{
"Sid": "DenyReadToAllExceptRoleAndSAMLUsers",
"Effect": "Deny",
"Principal": {
"AWS": "*"
},
"Action": [
"kms:Decrypt"
],
"Resource": "*",
"Condition": {
"StringNotLike": {
"aws:userId": $${readPrincipals}
}
}
},
{
"Sid": "AllowWriteToSAMLUsers",
"Effect": "Allow",
"Principal": {
"AWS": "*"
},
"Action": [
"kms:UpdateKeyDescription",
"kms:UpdateAlias",
"kms:UntagResource",
"kms:TagResource",
"kms:ScheduleKeyDeletion",
"kms:RevokeGrant",
"kms:RetireGrant",
"kms:ReEncryptTo",
"kms:ReEncryptFrom",
"kms:PutKeyPolicy",
"kms:ImportKeyMaterial",
"kms:GetParametersForImport",
"kms:GenerateRandom",
"kms:GenerateDataKeyWithoutPlaintext",
"kms:GenerateDataKey",
"kms:EnableKeyRotation",
"kms:EnableKey",
"kms:Encrypt",
"kms:DisableKeyRotation",
"kms:DisableKey",
"kms:DeleteImportedKeyMaterial",
"kms:DeleteAlias",
"kms:CreateKey",
"kms:CreateGrant",
"kms:CreateAlias",
"kms:CancelKeyDeletion"
],
"Resource": "*",
"Condition": {
"StringLike": {
"aws:userId": $${writePrincipals}
}
}
},
{
"Sid": "AllowReadRoleAndSAMLUsers",
"Effect": "Allow",
"Principal": {
"AWS": "*"
},
"Action": [
"kms:Decrypt"
],
"Resource": "*",
"Condition": {
"StringLike": {
"aws:userId": $${readPrincipals}
}
}
},
{
"Sid": "Enable IAM User Permissions",
"Effect": "Allow",
"Principal": {
"AWS": "arn:aws:iam::${data.aws_caller_identity.current_config_user.account_id}:root"
},
"Action": [
"kms:DescribeKey",
"kms:GetKeyPolicy",
"kms:GetKeyRotationStatus",
"kms:List*"
],
"Resource": "*"
}
]
}
EOF
vars = {
writePrincipals = jsonencode(local.configUserIds)
readPrincipals = jsonencode(
concat(
local.configUserIds,
local.configRoleIds,
),
)
}
}
output "kms_key_id" {
value = aws_kms_key.config.key_id
}`