Revert "Alarm to notify team if there was a failed login of more than…

… 10 times (#1004)" (#1008)

This reverts commit 735c664.

aws/eks/cloudwatch_alarms.tf

@@ -729,18 +729,4 @@ resource "aws_cloudwatch_metric_alarm" "documentation-evicted-pods" {
   alarm_actions             = [var.sns_alert_warning_arn]
   ok_actions                = [var.sns_alert_warning_arn]
   insufficient_data_actions = [var.sns_alert_warning_arn]
-}
-
-resource "aws_cloudwatch_metric_alarm" "failed-login-count-5-minute-warning" {
-  alarm_name          = "failed-login-count-5-minute-warning"
-  alarm_description   = "One user had a failed login count of more than 10 times in 5 minutes"
-  comparison_operator = "GreaterThanOrEqualToThreshold"
-  evaluation_periods  = "5"
-  metric_name         = aws_cloudwatch_log_metric_filter.failed-login-count-more-than-10[0].name
-  namespace           = aws_cloudwatch_log_metric_filter.failed-login-count-more-than-10[0].metric_transformation[0].namespace
-  period              = 60
-  statistic           = "Sum"
-  threshold           = 1
-  treat_missing_data  = "notBreaching"
-  alarm_actions       = [var.sns_alert_warning_arn]
-}
+}

aws/eks/cloudwatch_log.tf

@@ -165,17 +165,4 @@ resource "aws_cloudwatch_log_metric_filter" "documentation-evicted-pods" {
     namespace = "LogMetrics"
     value     = "1"
   }
-}
-
-resource "aws_cloudwatch_log_metric_filter" "failed-login-count-more-than-10" {
-  count          = var.cloudwatch_enabled ? 1 : 0
-  name           = "failed-login-count-more-than-10"
-  pattern        = "Failed login: Incorrect password for"
-  log_group_name = aws_cloudwatch_log_group.notification-canada-ca-eks-application-logs[0].name
-
-  metric_transformation {
-    name      = "failed-login-count"
-    namespace = "LogMetrics"
-    value     = "1"
-  }
-}
+}