module "lambda_ioc_update_waf_ipsets" {
  source = "git@github.com:theorchard/terraform-lambda.git//?ref=5.3.0"

  environment                                    = var.environment
  lambda_name                                    = "lambda-${var.service_name}-update-waf-ipsets"
  application_family                             = var.application_family
  lambda_description                             = "Updates waf ip sets via given IAM role."
  use_container_image                            = true
  datadog_advanced_enabled                       = true
  vpc_id                                         = module.vpc_info.vpc_id
  vpc_subnet_ids                                 = module.vpc_info.default_private_subnet_ids
  lambda_function_timeout                        = 60
  splitio_enabled                                = false
  ows_machine_to_machine_enabled                 = false
  lambda_function_reserved_concurrent_executions = 50
  iam_managed_policy_attachments = [
    aws_iam_policy.pde_gsirt_ro_sanitized.arn
  ]

  lambda_function_environment_variables = {
    Environment         = var.environment
    SERVICE_NAME        = "lambda-${var.service_name}-update-waf-ipsets"
    DEFAULT_EXTERNAL_ID = var.external_id
  }
}

data "aws_iam_policy_document" "update_waf_ipsets_assume_policy" {
  statement {
    effect = "Allow"
    actions = [
      "sts:AssumeRole"
    ]
    # Only allow a test role for QA
    resources = formatlist("arn:aws:iam::%s:role/gsirt-ioc-ip-set-updater-role", module.aws_accounts.account_ids)
  }
}

resource "aws_iam_role_policy" "update_waf_ipsets_assume_policy" {
  role   = module.lambda_ioc_update_waf_ipsets.lambda_role_id
  policy = data.aws_iam_policy_document.update_waf_ipsets_assume_policy.json
  name   = "STS-lambda-${var.service_name}-update-waf-ipsets-assume-role-policy"
}