variables.tf

variable "vpc_id" {
  type        = string
  description = "The VPC ID where resources are created"
}

variable "alb_security_group" {
  type        = string
  description = "Security group of the ALB"
  default     = ""
}

variable "ecs_cluster_arn" {
  type        = string
  description = "The ARN of the ECS cluster where service will be provisioned"
}

variable "ecs_load_balancers" {
  type = list(object({
    container_name   = string
    container_port   = number
    elb_name         = string
    target_group_arn = string
  }))
  description = "A list of load balancer config objects for the ECS service; see [ecs_service#load_balancer](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/ecs_service#load_balancer) docs"
  default     = []
}

variable "container_definition_json" {
  type        = string
  description = <<-EOT
    A string containing a JSON-encoded array of container definitions
    (`"[{ "name": "container1", ... }, { "name": "container2", ... }]"`).
    See [API_ContainerDefinition](https://docs.aws.amazon.com/AmazonECS/latest/APIReference/API_ContainerDefinition.html),
    [cloudposse/terraform-aws-ecs-container-definition](https://github.com/cloudposse/terraform-aws-ecs-container-definition), or
    [ecs_task_definition#container_definitions](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/ecs_task_definition#container_definitions)
    EOT
}

variable "container_port" {
  type        = number
  description = "The port on the container to allow via the ingress security group"
  default     = 80
}

variable "nlb_container_port" {
  type        = number
  description = "The port on the container to allow via the ingress security group"
  default     = 80
}

variable "subnet_ids" {
  type        = list(string)
  description = "Subnet IDs used in Service `network_configuration` if `var.network_mode = \"awsvpc\"`"
  default     = null
}

variable "security_group_ids" {
  description = "Security group IDs to allow in Service `network_configuration` if `var.network_mode = \"awsvpc\"`"
  type        = list(string)
  default     = []
}

variable "enable_all_egress_rule" {
  type        = bool
  description = "A flag to enable/disable adding the all ports egress rule to the ECS security group"
  default     = true
}

variable "launch_type" {
  type        = string
  description = "The launch type on which to run your service. Valid values are `EC2` and `FARGATE`"
  default     = "FARGATE"
}

variable "platform_version" {
  type        = string
  default     = "LATEST"
  description = <<-EOT
    The platform version on which to run your service. Only applicable for `launch_type` set to `FARGATE`.
    More information about Fargate platform versions can be found in the AWS ECS User Guide.
    EOT
}

variable "scheduling_strategy" {
  type        = string
  default     = "REPLICA"
  description = <<-EOT
    The scheduling strategy to use for the service. The valid values are `REPLICA` and `DAEMON`.
    Note that Fargate tasks do not support the DAEMON scheduling strategy.
    EOT
}

variable "ordered_placement_strategy" {
  type = list(object({
    type  = string
    field = string
  }))
  default     = []
  description = <<-EOT
    Service level strategy rules that are taken into consideration during task placement.
    List from top to bottom in order of precedence. The maximum number of ordered_placement_strategy blocks is 5.
    See [`ordered_placement_strategy`](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/ecs_service#ordered_placement_strategy)
    EOT
}

variable "task_placement_constraints" {
  type = list(object({
    type       = string
    expression = string
  }))
  default     = []
  description = <<-EOT
    A set of placement constraints rules that are taken into consideration during task placement.
    Maximum number of placement_constraints is 10. See [`placement_constraints`](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/ecs_task_definition#placement-constraints-arguments)
    EOT
}

variable "service_placement_constraints" {
  type = list(object({
    type       = string
    expression = string
  }))
  description = "The rules that are taken into consideration during task placement. Maximum number of placement_constraints is 10. See [`placement_constraints`](https://www.terraform.io/docs/providers/aws/r/ecs_service.html#placement_constraints-1) docs"
  default     = []
}

variable "network_mode" {
  type        = string
  description = "The network mode to use for the task. This is required to be `awsvpc` for `FARGATE` `launch_type` or `null` for `EC2` `launch_type`"
  default     = "awsvpc"
}

variable "task_cpu" {
  type        = number
  description = "The number of CPU units used by the task. If using `FARGATE` launch type `task_cpu` must match [supported memory values](https://docs.aws.amazon.com/AmazonECS/latest/developerguide/task_definition_parameters.html#task_size)"
  default     = 256
}

variable "task_memory" {
  type        = number
  description = "The amount of memory (in MiB) used by the task. If using Fargate launch type `task_memory` must match [supported cpu value](https://docs.aws.amazon.com/AmazonECS/latest/developerguide/task_definition_parameters.html#task_size)"
  default     = 512
}

variable "task_exec_role_arn" {
  type        = string
  description = "The ARN of IAM role that allows the ECS/Fargate agent to make calls to the ECS API on your behalf"
  default     = ""
}

variable "task_exec_policy_arns" {
  type        = list(string)
  description = "A list of IAM Policy ARNs to attach to the generated task execution role."
  default     = []
}

variable "task_role_arn" {
  type        = string
  description = "The ARN of IAM role that allows your Amazon ECS container task to make calls to other AWS services"
  default     = ""
}

variable "task_policy_arns" {
  type        = list(string)
  description = "A list of IAM Policy ARNs to attach to the generated task role."
  default     = []
}

variable "service_role_arn" {
  type        = string
  description = "ARN of the IAM role that allows Amazon ECS to make calls to your load balancer on your behalf. This parameter is required if you are using a load balancer with your service, but only if your task definition does not use the awsvpc network mode. If using awsvpc network mode, do not specify this role. If your account has already created the Amazon ECS service-linked role, that role is used by default for your service unless you specify a role here."
  default     = null
}

variable "desired_count" {
  type        = number
  description = "The number of instances of the task definition to place and keep running"
  default     = 1
}

variable "deployment_controller_type" {
  type        = string
  description = "Type of deployment controller. Valid values are `CODE_DEPLOY` and `ECS`"
  default     = "ECS"
}

variable "deployment_maximum_percent" {
  type        = number
  description = "The upper limit of the number of tasks (as a percentage of `desired_count`) that can be running in a service during a deployment"
  default     = 200
}

variable "deployment_minimum_healthy_percent" {
  type        = number
  description = "The lower limit (as a percentage of `desired_count`) of the number of tasks that must remain running and healthy in a service during a deployment"
  default     = 100
}

variable "health_check_grace_period_seconds" {
  type        = number
  description = "Seconds to ignore failing load balancer health checks on newly instantiated tasks to prevent premature shutdown, up to 7200. Only valid for services configured to use load balancers"
  default     = 0
}

variable "volumes" {
  type = list(object({
    host_path = string
    name      = string
    docker_volume_configuration = list(object({
      autoprovision = bool
      driver        = string
      driver_opts   = map(string)
      labels        = map(string)
      scope         = string
    }))
    efs_volume_configuration = list(object({
      file_system_id          = string
      root_directory          = string
      transit_encryption      = string
      transit_encryption_port = string
      authorization_config = list(object({
        access_point_id = string
        iam             = string
      }))
    }))
  }))
  description = "Task volume definitions as list of configuration objects"
  default     = []
}

variable "proxy_configuration" {
  type = object({
    type           = string
    container_name = string
    properties     = map(string)
  })
  description = "The proxy configuration details for the App Mesh proxy. See `proxy_configuration` docs https://www.terraform.io/docs/providers/aws/r/ecs_task_definition.html#proxy-configuration-arguments"
  default     = null
}

variable "ignore_changes_task_definition" {
  type        = bool
  description = "Whether to ignore changes in container definition and task definition in the ECS service"
  default     = true
}

variable "ignore_changes_desired_count" {
  type        = bool
  description = "Whether to ignore changes for desired count in the ECS service"
  default     = false
}

variable "assign_public_ip" {
  type        = bool
  description = "Assign a public IP address to the ENI (Fargate launch type only). Valid values are `true` or `false`. Default `false`"
  default     = false
}

variable "propagate_tags" {
  type        = string
  description = "Specifies whether to propagate the tags from the task definition or the service to the tasks. The valid values are SERVICE and TASK_DEFINITION"
  default     = null
}

variable "enable_ecs_managed_tags" {
  type        = bool
  description = "Specifies whether to enable Amazon ECS managed tags for the tasks within the service"
  default     = false
}

variable "enable_icmp_rule" {
  type        = bool
  description = "Specifies whether to enable ICMP on the security group"
  default     = false
}

variable "capacity_provider_strategies" {
  type = list(object({
    capacity_provider = string
    weight            = number
    base              = number
  }))
  description = "The capacity provider strategies to use for the service. See `capacity_provider_strategy` configuration block: https://www.terraform.io/docs/providers/aws/r/ecs_service.html#capacity_provider_strategy"
  default     = []
}

variable "service_registries" {
  type = list(object({
    registry_arn   = string
    port           = number
    container_name = string
    container_port = number
  }))
  description = "The service discovery registries for the service. The maximum number of service_registries blocks is 1. The currently supported service registry is Amazon Route 53 Auto Naming Service - `aws_service_discovery_service`; see `service_registries` docs https://www.terraform.io/docs/providers/aws/r/ecs_service.html#service_registries-1"
  default     = []
}

variable "use_alb_security_group" {
  type        = bool
  description = "A flag to enable/disable adding the ingress rule to the ALB security group"
  default     = false
}

variable "use_nlb_cidr_blocks" {
  type        = bool
  description = "A flag to enable/disable adding the NLB ingress rule to the security group"
  default     = false
}

variable "nlb_cidr_blocks" {
  type        = list(string)
  description = "A list of CIDR blocks to add to the ingress rule for the NLB container port"
  default     = []
}

variable "permissions_boundary" {
  type        = string
  description = "A permissions boundary ARN to apply to the 3 roles that are created."
  default     = ""
}

variable "use_old_arn" {
  type        = bool
  description = "A flag to enable/disable tagging the ecs resources that require the new arn format"
  default     = false
}

variable "wait_for_steady_state" {
  type        = bool
  description = "If true, it will wait for the service to reach a steady state (like aws ecs wait services-stable) before continuing"
  default     = false
}

variable "task_definition" {
  type        = string
  description = "Reuse an existing task definition family and revision for the ecs service instead of creating one"
  default     = null
}

variable "force_new_deployment" {
  type        = bool
  description = "Enable to force a new task deployment of the service."
  default     = false
}

variable "exec_enabled" {
  type        = bool
  description = "Specifies whether to enable Amazon ECS Exec for the tasks within the service"
  default     = false
}

variable "service_created" {
  type        = bool
  description = "Do you want to create a service? Useful for non-standard use cases."
  default     = true
}