demo/acme-infra code browser

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resource "aws_sns_topic" "oncall" {
  name = "oncall"
}

resource "aws_cloudwatch_metric_alarm" "api_5xx" {
  alarm_name          = "acme-pay-5xx"
  namespace           = "AWS/ApplicationELB"
  metric_name         = "HTTPCode_Target_5XX_Count"
  dimensions          = { LoadBalancer = aws_lb.api.arn_suffix }
  statistic           = "Sum"
  period              = 60
  evaluation_periods  = 5
  threshold           = 10
  comparison_operator = "GreaterThanThreshold"
  alarm_actions       = [aws_sns_topic.oncall.arn]
}

resource "aws_cloudwatch_metric_alarm" "ledger_cpu" {
  alarm_name          = "ledger-cpu"
  namespace           = "AWS/RDS"
  metric_name         = "CPUUtilization"
  dimensions          = { DBInstanceIdentifier = aws_db_instance.ledger.identifier }
  statistic           = "Average"
  period              = 60
  evaluation_periods  = 5
  threshold           = 80
  comparison_operator = "GreaterThanThreshold"
  alarm_actions       = [aws_sns_topic.oncall.arn]
}