Files
hunfabric/modules/net-vpc-firewall/default-rules.tf
Ludovico Magnocavallo fae5654e33 Refactor VPC firewall module for Terraform 1.3 (#949)
* module and module tests/examples

* align blueprints and fast

* fix null ranges

* make ports optional

* tfdoc

* make rules optional defaulting to all protocols

* review comments

* last round of comments

* invert precedence of template variables

* add option to disable all default rules

* add option to disable all default rules

* split egress/ingress

* tests

* fix tests
2022-11-04 13:56:07 +01:00

78 lines
2.5 KiB
HCL

/**
* Copyright 2022 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.
*/
# tfdoc:file:description Optional default rule resources.
locals {
default_rules = {
for k, v in var.default_rules_config :
k => var.default_rules_config.disabled == true || v == null ? [] : v
if k != "disabled"
}
}
resource "google_compute_firewall" "allow-admins" {
count = length(local.default_rules.admin_ranges) > 0 ? 1 : 0
name = "${var.network}-ingress-admins"
description = "Access from the admin subnet to all subnets."
network = var.network
project = var.project_id
source_ranges = local.default_rules.admin_ranges
allow { protocol = "all" }
}
resource "google_compute_firewall" "allow-tag-http" {
count = length(local.default_rules.http_ranges) > 0 ? 1 : 0
name = "${var.network}-ingress-tag-http"
description = "Allow http to machines with matching tags."
network = var.network
project = var.project_id
source_ranges = local.default_rules.http_ranges
target_tags = local.default_rules.http_tags
allow {
protocol = "tcp"
ports = ["80"]
}
}
resource "google_compute_firewall" "allow-tag-https" {
count = length(local.default_rules.https_ranges) > 0 ? 1 : 0
name = "${var.network}-ingress-tag-https"
description = "Allow http to machines with matching tags."
network = var.network
project = var.project_id
source_ranges = local.default_rules.https_ranges
target_tags = local.default_rules.https_tags
allow {
protocol = "tcp"
ports = ["443"]
}
}
resource "google_compute_firewall" "allow-tag-ssh" {
count = length(local.default_rules.ssh_ranges) > 0 ? 1 : 0
name = "${var.network}-ingress-tag-ssh"
description = "Allow SSH to machines with matching tags."
network = var.network
project = var.project_id
source_ranges = local.default_rules.ssh_ranges
target_tags = local.default_rules.ssh_tags
allow {
protocol = "tcp"
ports = ["22"]
}
}