execution/03-security/GCE/variables.tf

# Copyright 2024 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

variable "project_id" {
  type        = string
  description = "The ID of the Google Cloud project."
}

variable "network" {
  type        = string
  description = "The name (or self-link) of the network to create the firewall rule in."
}

variable "default_rules_config" {
  description = "Optionally created convenience rules. Set the 'disabled' attribute to true, or individual rule attributes to empty lists to disable."
  type = object({
    admin_ranges = optional(list(string))
    disabled     = optional(bool, true)
    http_ranges = optional(list(string), [
      "35.191.0.0/16", "130.211.0.0/22", "209.85.152.0/22", "209.85.204.0/22"]
    )
    http_tags = optional(list(string), ["http-server"])
    https_ranges = optional(list(string), [
      "35.191.0.0/16", "130.211.0.0/22", "209.85.152.0/22", "209.85.204.0/22"]
    )
    https_tags = optional(list(string), ["https-server"])
    ssh_ranges = optional(list(string), ["35.235.240.0/20"])
    ssh_tags   = optional(list(string), ["ssh"])
  })
  default = {
    disabled = true
  }
}

variable "ingress_rules" {
  description = "List of ingress rule definitions, default to allow action. Null source ranges will be replaced with 0/0."
  type = map(object({
    deny               = optional(bool, false)
    description        = optional(string)
    destination_ranges = optional(list(string), []) # empty list is needed as default to allow deletion after initial creation with a value. See https://github.com/hashicorp/terraform-provider-google/issues/14270
    disabled           = optional(bool, false)
    enable_logging = optional(object({
      include_metadata = optional(bool)
    }))
    priority             = optional(number, 1000)
    source_ranges        = optional(list(string))
    sources              = optional(list(string))
    targets              = optional(list(string))
    use_service_accounts = optional(bool, false)
    rules = optional(list(object({
      protocol = string
      ports    = optional(list(string))
    })), [{ protocol = "all" }])
  }))
  default  = {}
  nullable = false
}

variable "egress_rules" {
  description = "List of egress rule definitions, default to deny action. Null destination ranges will be replaced with 0/0."
  type = map(object({
    deny               = optional(bool, true)
    description        = optional(string)
    destination_ranges = optional(list(string))
    disabled           = optional(bool, false)
    enable_logging = optional(object({
      include_metadata = optional(bool)
    }))
    priority             = optional(number, 1000)
    source_ranges        = optional(list(string))
    targets              = optional(list(string))
    use_service_accounts = optional(bool, false)
    rules = optional(list(object({
      protocol = string
      ports    = optional(list(string))
    })), [{ protocol = "all" }])
  }))
  default  = {}
  nullable = false
}