resource "aws_cloudwatch_metric_alarm" "emr-AppsPending" {
  alarm_name                = "${var.cw-alarm-prefix}:EMR:AppsPending:${var.job-flow-id}"
  comparison_operator       = "GreaterThanThreshold"
  evaluation_periods        = "1"
  metric_name               = "AppsPending"
  period                    = "1800"
  statistic                 = "Average"
  threshold                 = var.threshold-AppsPending
  alarm_description         = "EMR:AppsPending"
  namespace                 = "AWS/ElasticMapReduce"
  insufficient_data_actions = []
  actions_enabled           = var.actions-enabled
  alarm_actions             = [var.alarm-actions-standard]
  ok_actions                = [var.alarm-actions-standard]
  dimensions = {
    JobFlowId = var.job-flow-id
  }
  tags = var.default-tags
  lifecycle {
    ignore_changes = [tags]
  }
}

resource "aws_cloudwatch_metric_alarm" "emr-CapacityRemainingGB" {
  alarm_name                = "${var.cw-alarm-prefix}:EMR:CapacityRemainingGB:${var.job-flow-id}"
  comparison_operator       = "LessThanThreshold"
  evaluation_periods        = "1"
  metric_name               = "CapacityRemainingGB"
  period                    = "3600"
  statistic                 = "Average"
  threshold                 = var.threshold-CapacityRemainingGB
  alarm_description         = "EMR:CapacityRemainingGB"
  namespace                 = "AWS/ElasticMapReduce"
  insufficient_data_actions = []
  actions_enabled           = var.actions-enabled
  alarm_actions             = [var.alarm-actions-urgent]
  ok_actions                = [var.alarm-actions-urgent]
  dimensions = {
    JobFlowId = var.job-flow-id
  }
  tags = var.default-tags
  lifecycle {
    ignore_changes = [tags]
  }
}