Terraform: count and for_each examples

terraform: count and for_each

# Example with for_each

resource "aws_route53_record" "acm" {
  for_each = {
    for dvo in aws_acm_certificate.default.domain_validation_options : dvo.domain_name => {
      name   = dvo.resource_record_name
      record = dvo.resource_record_value
      type   = dvo.resource_record_type
    }
  }

  allow_overwrite = true
  name            = each.value.name
  records         = [each.value.record]
  ttl             = 60
  type            = each.value.type
  zone_id         = data.aws_route53_zone.default.zone_id
}

# Example with count

resource "azurerm_servicebus_namespace" "rlmvp-svc-svb" {
  count               = var.servicebus != "false" ? 1 : 0
  name                = "${var.prefix}-sbns"
  resource_group_name = azurerm_resource_group.az_rg.name
  location            = var.az_region
  sku                 = var.az_sb_sku
  zone_redundant      = (var.az_sb_sku != "Premium" ? "false" : "true")
  capacity            = (var.az_sb_sku != "Premium" ? 0 : var.az_sb_capacity)
  tags                = var.az_tags
}

Source: https://rlevchenko.com/2020/09/15/deploy-azure-data-services-with-terraform/