variables.tf

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# Template Variables
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# Uncomment for local runs
# variable "ibmcloud_api_key" {
#   description = "The IBM Cloud platform API key needed to deploy IAM enabled resources."
#   type        = string
#   sensitive   = true
# }

variable "TF_VERSION" {
  default     = "1.0"
  type        = string
  description = "The version of the Terraform engine that's used in the Schematics workspace."
}

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# Account Variables
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variable "prefix" {
  description = "A unique identifier for resources. Must begin with a letter. This prefix will be prepended to any resources provisioned by this template."
  type        = string
  default     = "ez-multizone-roks"

  validation {
    error_message = "Prefix must begin and end with a letter and contain only letters, numbers, and - characters."
    condition     = can(regex("^([A-z]|[a-z][-a-z0-9]*[a-z0-9])$", var.prefix))
  }
}

variable "region" {
  description = "Region where VPC will be created. To find your VPC region, use `ibmcloud is regions` command to find available regions."
  type        = string
  default     = "us-south"
}

variable "resource_group" {
  description = "Name of existing resource group where all infrastructure will be provisioned"
  type        = string
  default     = "asset-development"

  validation {
    error_message = "Unique ID must begin and end with a letter and contain only letters, numbers, and - characters."
    condition     = can(regex("^([a-z]|[a-z][-a-z0-9]*[a-z0-9])$", var.resource_group))
  }
}

variable "tags" {
  description = "List of tags to apply to resources created by this module."
  type        = list(string)
  default     = ["ez-vpc", "multizone-vpc"]
}

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# VPC Variables
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variable "use_public_gateways" {
  description = "Add a public gateway in each zone."
  type        = bool
  default     = true
}

variable "allow_inbound_traffic" {
  description = "Add a rule to the ACL to allow for inbound traffic from any IP address."
  type        = bool
  default     = true
}

variable "classic_access" {
  description = "Add the ability to access classic infrastructure from your VPC."
  type        = bool
  default     = false
}

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# Cluster Variables
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variable "object_storage_name" {
  description = "Name of the cloud object storage instance to use"
  type        = string
  default     = "ez-cluster-vpc-cos"
}

variable "create_new_cos_instance" {
  description = "Create a new Cloud Object Storage instance. If this is false, the instance from `object_storage_name` will be retrieved from data. If you are using an existing COS instance, make sure that it is in the same resource group where you plan to create this template."
  type        = bool
  default     = true
}

variable "object_storage_plan" {
  description = "Plan for object storage. Can be `lite` or `standard`. This variable is only used when a new Object Storage instance i created."
  type        = string
  default     = "standard"

  validation {
    error_message = "Object storage plan can only be `lite` or `standard`."
    condition     = contains(["standard", "lite"], var.object_storage_plan)
  }
}

variable "roks_cluster_version" {
  description = "ROKS Cluster version. To get a list of valid versions, use the IBM Cloud CLI command `ibmcloud ks versions`. To use the default version, leave as `default`."
  type        = string
  default     = "default"
}

variable "machine_type" {
  description = "The flavor of VPC worker node to use for your cluster. Use `ibmcloud ks flavors` to find flavors for a region."
  type        = string
  default     = "bx2.4x16"
}

variable "workers_per_zone" {
  description = "Number of workers to provision in each subnet"
  type        = number
  default     = 2

  validation {
    error_message = "Each zone must contain at least 2 workers."
    condition     = var.workers_per_zone >= 2
  }
}

variable "disable_public_service_endpoint" {
  description = "Disable public service endpoint for cluster. Once the service endpoint has been enabled, it cannot be disabled after cluster creation."
  type        = bool
  default     = true
}

variable "entitlement" {
  description = "If you purchased an IBM Cloud Cloud Pak that includes an entitlement to run worker nodes that are installed with OpenShift Container Platform, enter entitlement to create your cluster with that entitlement so that you are not charged twice for the OpenShift license. Note that this option can be set only when you create the cluster. After the cluster is created, the cost for the OpenShift license occurred and you cannot disable this charge."
  type        = string
  default     = "cloud_pak"
}

variable "wait_till" {
  description = "To avoid long wait times when you run your Terraform code, you can specify the stage when you want Terraform to mark the cluster resource creation as completed. Depending on what stage you choose, the cluster creation might not be fully completed and continues to run in the background. However, your Terraform code can continue to run without waiting for the cluster to be fully created. Supported args are `MasterNodeReady`, `OneWorkerNodeReady`, and `IngressReady`"
  type        = string
  default     = "IngressReady"

  validation {
    error_message = "`wait_till` value must be one of `MasterNodeReady`, `OneWorkerNodeReady`, or `IngressReady`."
    condition = contains([
      "MasterNodeReady",
      "OneWorkerNodeReady",
      "IngressReady"
    ], var.wait_till)
  }
}

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# Override Variables
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variable "override" {
  description = "Override any values with `override.json` JSON to create a completely custom network."
  type        = bool
  default     = false
}

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