Provides a Librato Alert resource. This can be used to create and manage alerts on Librato.
# Create a new Librato alert
resource "librato_alert" "myalert" {
  name        = "MyAlert"
  description = "A Test Alert"
  services    = ["${librato_service.myservice.id}"]
  condition {
    type        = "above"
    threshold   = 10
    metric_name = "librato.cpu.percent.idle"
  }
}
The following arguments are supported:
name - (Required) The name of the alert. description - (Required) Description of the alert. active - whether the alert is active (can be triggered). Defaults to true. rearm_seconds - minimum amount of time between sending alert notifications, in seconds. services - list of notification service IDs. condition - A trigger condition for the alert. Conditions documented below. attributes - A hash of additional attribtues for the alert. Attributes documented below. The following attributes are exported:
id - The ID of the alert. name - The name of the alert. description - (Required) Description of the alert. active - whether the alert is active (can be triggered). Defaults to true. rearm_seconds - minimum amount of time between sending alert notifications, in seconds. services - list of notification service IDs. condition - A trigger condition for the alert. Conditions documented below. Conditions (condition) support the following:
type - The type of condition. Must be one of above, below or absent. metric_name- The name of the metric this alert condition applies to. source- A source expression which identifies which sources for the given metric to monitor. detect_reset - boolean: toggles the method used to calculate the delta from the previous sample when the summary_function is derivative. duration - number of seconds condition must be true to fire the alert (required for type absent). threshold - float: measurements over this number will fire the alert (only for above or below). summary_function - Indicates which statistic of an aggregated measurement to alert on. ((only for above or below). Attributes (attributes) support the following:
runbook_url - a URL for the runbook to be followed when this alert is firing. Used in the Librato UI if set. 
    © 2018 HashiCorpLicensed under the MPL 2.0 License.
    https://www.terraform.io/docs/providers/librato/r/alert.html