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Merge pull request #14 from DNXLabs/dnx-feature-add-autoscalling
adding auto scalling feature
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| resource "aws_appautoscaling_target" "ecs" { | ||
| count = var.autoscaling_cpu || var.autoscaling_memory || length(var.autoscaling_custom) > 0 ? 1 : 0 | ||
| max_capacity = var.autoscaling_max | ||
| min_capacity = var.autoscaling_min | ||
| resource_id = "service/${var.cluster_name}/${aws_ecs_service.default.name}" | ||
| scalable_dimension = "ecs:service:DesiredCount" | ||
| service_namespace = "ecs" | ||
| } | ||
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| resource "aws_appautoscaling_policy" "scale_cpu" { | ||
| count = var.autoscaling_cpu ? 1 : 0 | ||
| name = "scale-cpu" | ||
| policy_type = "TargetTrackingScaling" | ||
| resource_id = aws_appautoscaling_target.ecs[0].resource_id | ||
| scalable_dimension = aws_appautoscaling_target.ecs[0].scalable_dimension | ||
| service_namespace = aws_appautoscaling_target.ecs[0].service_namespace | ||
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| target_tracking_scaling_policy_configuration { | ||
| target_value = var.autoscaling_target_cpu | ||
| disable_scale_in = false | ||
| scale_in_cooldown = var.autoscaling_scale_in_cooldown | ||
| scale_out_cooldown = var.autoscaling_scale_out_cooldown | ||
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| predefined_metric_specification { | ||
| predefined_metric_type = "ECSServiceAverageCPUUtilization" | ||
| } | ||
| } | ||
| } | ||
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| resource "aws_appautoscaling_policy" "scale_memory" { | ||
| count = var.autoscaling_memory ? 1 : 0 | ||
| name = "scale-memory" | ||
| policy_type = "TargetTrackingScaling" | ||
| resource_id = aws_appautoscaling_target.ecs[0].resource_id | ||
| scalable_dimension = aws_appautoscaling_target.ecs[0].scalable_dimension | ||
| service_namespace = aws_appautoscaling_target.ecs[0].service_namespace | ||
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| target_tracking_scaling_policy_configuration { | ||
| target_value = var.autoscaling_target_memory | ||
| disable_scale_in = false | ||
| scale_in_cooldown = var.autoscaling_scale_in_cooldown | ||
| scale_out_cooldown = var.autoscaling_scale_out_cooldown | ||
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| predefined_metric_specification { | ||
| predefined_metric_type = "ECSServiceAverageMemoryUtilization" | ||
| } | ||
| } | ||
| } | ||
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| resource "aws_appautoscaling_policy" "scale_custom" { | ||
| for_each = { for custom in var.autoscaling_custom : custom.name => custom } | ||
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| name = each.value.name | ||
| policy_type = "TargetTrackingScaling" | ||
| resource_id = aws_appautoscaling_target.ecs[0].resource_id | ||
| scalable_dimension = aws_appautoscaling_target.ecs[0].scalable_dimension | ||
| service_namespace = aws_appautoscaling_target.ecs[0].service_namespace | ||
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| target_tracking_scaling_policy_configuration { | ||
| scale_in_cooldown = each.value.scale_in_cooldown | ||
| scale_out_cooldown = each.value.scale_out_cooldown | ||
| target_value = each.value.target_value | ||
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| customized_metric_specification { | ||
| metric_name = each.value.metric_name | ||
| namespace = each.value.namespace | ||
| statistic = each.value.statistic | ||
| dimensions { | ||
| name = "ClusterName" | ||
| value = var.cluster_name | ||
| } | ||
| dimensions { | ||
| name = "ServiceName" | ||
| value = var.name | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| resource "aws_appautoscaling_scheduled_action" "scale_service_out" { | ||
| count = var.enable_schedule ? 1 : 0 | ||
| name = "${var.name}-scale-out" | ||
| service_namespace = aws_appautoscaling_target.ecs[0].service_namespace | ||
| resource_id = aws_appautoscaling_target.ecs[0].resource_id | ||
| scalable_dimension = aws_appautoscaling_target.ecs[0].scalable_dimension | ||
| schedule = var.schedule_cron_stop | ||
| timezone = "UTC" | ||
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| scalable_target_action { | ||
| min_capacity = 0 | ||
| max_capacity = 0 | ||
| } | ||
| } | ||
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| resource "aws_appautoscaling_scheduled_action" "scale_service_in" { | ||
| count = var.enable_schedule ? 1 : 0 | ||
| name = "${var.name}-scale-in" | ||
| service_namespace = aws_appautoscaling_target.ecs[0].service_namespace | ||
| resource_id = aws_appautoscaling_target.ecs[0].resource_id | ||
| scalable_dimension = aws_appautoscaling_target.ecs[0].scalable_dimension | ||
| schedule = var.schedule_cron_start | ||
| timezone = "UTC" | ||
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| scalable_target_action { | ||
| min_capacity = var.autoscaling_min | ||
| max_capacity = var.autoscaling_max | ||
| } | ||
| } |