_variables.tf

variable "cidr_block" {
  type        = string
  description = "IPV4 range for VPC Creation"
  default     = "10.20.0.0/20"
}

variable "subnet" {
  description = "Subnet details having zone and cidr address"
  type = map(object({
    is_public   = bool
    nat_gateway = bool
    details = list(object({
      availability_zone = string
      cidr_address      = string
    }))
  }))
  default = {}
}

variable "subnet_bits" {
  type        = number
  description = "Number Bits required for creating Subnets"
  default     = 8
}

variable "max_subnet_az" {
  type        = number
  description = "Maximum number of Subnets per Availability Zone"
  default     = 2
}

variable "subnet_group" {
  type = map(object({
    is_public   = bool
    nat_gateway = bool
  }))
  description = "Subnets group divided into public, private and database"
  default = {
    "database" = {
      is_public   = false
      nat_gateway = false
    },
    "private" = {
      is_public   = false
      nat_gateway = true
    },
    "public" = {
      is_public   = true
      nat_gateway = false
    }
  }
}

variable "additional_subnet_group" {
  description = "Subnet details having zone and cidr address"
  type = map(object({
    is_public   = bool
    nat_gateway = bool
    details = list(object({
      availability_zone = string
      cidr_address      = string
    }))
  }))
  default = {}
}

variable "enable_dns_support" {
  type        = bool
  description = "A boolean flag to enable/disable DNS support in the VPC"
  default     = true
}

variable "enable_dns_hostnames" {
  type        = bool
  description = "A boolean flag to enable/disable DNS hostnames in the VPC"
  default     = true
}

variable "name" {
  type        = string
  description = "A string value to describe prefix of all the resources"
  default     = ""
}

variable "default_tags" {
  type        = map(string)
  description = "A map to add common tags to all the resources"
  default = {
    "Scope" : "VPC"
    "CreatedBy" : "Terraform"
  }
}

variable "common_tags" {
  type        = map(string)
  description = "A map to add common tags to all the resources"
  default     = {}
}

variable "create_peering_routes" {
  type        = bool
  description = "True/False value need to create Peering Route or not, Default to false"
  default     = false
}

variable "routes" {
  description = "Route details having destination and target address"
  type = map(object({
    peering = map(string)
  }))
  default = {}
}

variable "secondary_cidr_blocks" {
  description = "List of secondary CIDR blocks to associate with the VPC to extend the IP Address pool"
  type        = list(string)
  default     = []
}

variable "enable_flow_log" {
  description = "Whether or not to enable VPC Flow Logs"
  type        = bool
  default     = false
}

variable "flow_log_cloudwatch_log_group_retention_in_days" {
  description = "Specifies the number of days you want to retain log events in the specified log group for VPC flow logs."
  type        = number
  default     = 7
}

variable "flow_log_destination_type" {
  description = "Type of flow log destination. Can be s3 or cloud-watch-logs."
  type        = string
  default     = "cloud-watch-logs"
}

variable "flow_log_log_format" {
  description = "The fields to include in the flow log record, in the order in which they should appear."
  type        = string
  default     = null
}

variable "flow_log_traffic_type" {
  description = "The type of traffic to capture. Valid values: ACCEPT, REJECT, ALL."
  type        = string
  default     = "ALL"
}

variable "flow_log_max_aggregation_interval" {
  description = "The maximum interval of time during which a flow of packets is captured and aggregated into a flow log record. Valid Values: `60` seconds or `600` seconds."
  type        = number
  default     = 600
}

variable "create_vpc_endpoint" {
  type        = bool
  description = "Create all VPC Endpoint"
  default     = false
}

variable "add_interface" {
  type        = list(string)
  description = "Adding new Interface endpoints"
  default     = []
}

variable "add_gateway" {
  type        = list(string)
  description = "Adding new Gateway endpoints"
  default     = []
}