3-networks-hub-and-spoke/envs/shared/net-hubs.tf

/**
 * 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.
 */

locals {
  /*
   * Base network ranges
   */
  supported_restricted_service = [
    "accessapproval.googleapis.com",
    "adsdatahub.googleapis.com",
    "aiplatform.googleapis.com",
    "alloydb.googleapis.com",
    "alpha-documentai.googleapis.com",
    "analyticshub.googleapis.com",
    "apigee.googleapis.com",
    "apigeeconnect.googleapis.com",
    "artifactregistry.googleapis.com",
    "assuredworkloads.googleapis.com",
    "automl.googleapis.com",
    "baremetalsolution.googleapis.com",
    "batch.googleapis.com",
    "bigquery.googleapis.com",
    "bigquerydatapolicy.googleapis.com",
    "bigquerydatatransfer.googleapis.com",
    "bigquerymigration.googleapis.com",
    "bigqueryreservation.googleapis.com",
    "bigtable.googleapis.com",
    "binaryauthorization.googleapis.com",
    "cloud.googleapis.com",
    "cloudasset.googleapis.com",
    "cloudbuild.googleapis.com",
    "clouddebugger.googleapis.com",
    "clouddeploy.googleapis.com",
    "clouderrorreporting.googleapis.com",
    "cloudfunctions.googleapis.com",
    "cloudkms.googleapis.com",
    "cloudprofiler.googleapis.com",
    "cloudresourcemanager.googleapis.com",
    "cloudscheduler.googleapis.com",
    "cloudsearch.googleapis.com",
    "cloudtrace.googleapis.com",
    "composer.googleapis.com",
    "compute.googleapis.com",
    "connectgateway.googleapis.com",
    "contactcenterinsights.googleapis.com",
    "container.googleapis.com",
    "containeranalysis.googleapis.com",
    "containerfilesystem.googleapis.com",
    "containerregistry.googleapis.com",
    "containerthreatdetection.googleapis.com",
    "datacatalog.googleapis.com",
    "dataflow.googleapis.com",
    "datafusion.googleapis.com",
    "datamigration.googleapis.com",
    "dataplex.googleapis.com",
    "dataproc.googleapis.com",
    "datastream.googleapis.com",
    "dialogflow.googleapis.com",
    "dlp.googleapis.com",
    "dns.googleapis.com",
    "documentai.googleapis.com",
    "domains.googleapis.com",
    "eventarc.googleapis.com",
    "file.googleapis.com",
    "firebaseappcheck.googleapis.com",
    "firebaserules.googleapis.com",
    "firestore.googleapis.com",
    "gameservices.googleapis.com",
    "gkebackup.googleapis.com",
    "gkeconnect.googleapis.com",
    "gkehub.googleapis.com",
    "healthcare.googleapis.com",
    "iam.googleapis.com",
    "iamcredentials.googleapis.com",
    "iaptunnel.googleapis.com",
    "ids.googleapis.com",
    "integrations.googleapis.com",
    "kmsinventory.googleapis.com",
    "krmapihosting.googleapis.com",
    "language.googleapis.com",
    "lifesciences.googleapis.com",
    "logging.googleapis.com",
    "managedidentities.googleapis.com",
    "memcache.googleapis.com",
    "meshca.googleapis.com",
    "meshconfig.googleapis.com",
    "metastore.googleapis.com",
    "ml.googleapis.com",
    "monitoring.googleapis.com",
    "networkconnectivity.googleapis.com",
    "networkmanagement.googleapis.com",
    "networksecurity.googleapis.com",
    "networkservices.googleapis.com",
    "notebooks.googleapis.com",
    "opsconfigmonitoring.googleapis.com",
    "orgpolicy.googleapis.com",
    "osconfig.googleapis.com",
    "oslogin.googleapis.com",
    "privateca.googleapis.com",
    "pubsub.googleapis.com",
    "pubsublite.googleapis.com",
    "recaptchaenterprise.googleapis.com",
    "recommender.googleapis.com",
    "redis.googleapis.com",
    "retail.googleapis.com",
    "run.googleapis.com",
    "secretmanager.googleapis.com",
    "servicecontrol.googleapis.com",
    "servicedirectory.googleapis.com",
    "spanner.googleapis.com",
    "speakerid.googleapis.com",
    "speech.googleapis.com",
    "sqladmin.googleapis.com",
    "storage.googleapis.com",
    "storagetransfer.googleapis.com",
    "sts.googleapis.com",
    "texttospeech.googleapis.com",
    "timeseriesinsights.googleapis.com",
    "tpu.googleapis.com",
    "trafficdirector.googleapis.com",
    "transcoder.googleapis.com",
    "translate.googleapis.com",
    "videointelligence.googleapis.com",
    "vision.googleapis.com",
    "visionai.googleapis.com",
    "vmmigration.googleapis.com",
    "vpcaccess.googleapis.com",
    "webrisk.googleapis.com",
    "workflows.googleapis.com",
    "workstations.googleapis.com",
  ]

  restricted_services = length(var.custom_restricted_services) != 0 ? var.custom_restricted_services : local.supported_restricted_service

  net_hub_config = module.net_hub_config.net_hub_config

  base_subnet_primary_ranges             = local.net_hub_config.base.subnet_primary_ranges
  base_hub_dns_enable_inbound_forwarding = local.net_hub_config.base.hub_dns_enable_inbound_forwarding
  base_hub_dns_enable_logging            = local.net_hub_config.base.hub_dns_enable_logging
  base_hub_firewall_enable_logging       = local.net_hub_config.base.hub_firewall_enable_logging
  base_hub_nat_bgp_asn                   = local.net_hub_config.base.hub_nat_bgp_asn
  base_hub_nat_num_addresses_region1     = local.net_hub_config.base.hub_nat_num_addresses_region1
  base_hub_nat_num_addresses_region2     = local.net_hub_config.base.hub_nat_num_addresses_region2
  base_hub_windows_activation_enabled    = local.net_hub_config.base.hub_windows_activation_enabled
  base_private_service_cidr              = try(local.net_hub_config.base.private_service_cidr, null)
  base_private_service_connect_ip        = try(local.net_hub_config.base.private_service_connect_ip, null)
  base_hub_nat_igw_enabled               = local.net_hub_config.base.hub_nat_igw_enabled
  base_net_hub_vpc_routes                = local.net_hub_config.base.net_hub_vpc_routes
  subnet_net_hub_base                    = local.net_hub_config.base.subnet_net_hub
  secondary_base_subnets                 = local.net_hub_config.base.secondary_subnets

  restricted_subnet_primary_ranges             = try(local.net_hub_config.restricted.subnet_primary_ranges, [])
  restricted_hub_dns_enable_inbound_forwarding = try(local.net_hub_config.restricted.hub_dns_enable_inbound_forwarding, false)
  restricted_hub_dns_enable_logging            = try(local.net_hub_config.restricted.hub_dns_enable_logging, false)
  restricted_hub_firewall_enable_logging       = try(local.net_hub_config.restricted.hub_firewall_enable_logging, false)
  restricted_hub_nat_bgp_asn                   = try(local.net_hub_config.restricted.hub_nat_bgp_asn, null)
  restricted_hub_nat_num_addresses_region1     = try(local.net_hub_config.restricted.hub_nat_num_addresses_region1, 0)
  restricted_hub_nat_num_addresses_region2     = try(local.net_hub_config.restricted.hub_nat_num_addresses_region2, 0)
  restricted_hub_windows_activation_enabled    = try(local.net_hub_config.restricted.hub_windows_activation_enabled, false)
  restricted_private_service_cidr              = try(local.net_hub_config.restricted.private_service_cidr, null)
  restricted_private_service_connect_ip        = try(local.net_hub_config.restricted.private_service_connect_ip, null)
  restricted_hub_nat_igw_enabled               = try(local.net_hub_config.restricted.hub_nat_igw_enabled, false)
  restricted_net_hub_vpc_routes                = try(local.net_hub_config.restricted.net_hub_vpc_routes, [])
  subnet_net_hub_restricted                    = try(local.net_hub_config.restricted.subnet_net_hub, [])
  secondary_restricted_subnets                 = try(local.net_hub_config.restricted.secondary_subnets, [])

  net_hub_router_ha_enabled = local.net_hub_config.net_hub_router_ha_enabled


}

module "net_hub_config" {
  source             = "../../modules/nhas_config/net_hub_config"
  config_file        = "../../vpc_config.yaml"
  restricted_enabled = local.restricted_enabled
}

/******************************************
  Base Network VPC
*****************************************/

module "base_shared_vpc" {
  source = "../../modules/base_shared_vpc"

  project_id                    = local.base_net_hub_project_id
  dns_hub_project_id            = local.dns_hub_project_id
  environment_code              = local.environment_code
  bgp_asn_subnet                = local.bgp_asn_number
  default_region1               = local.default_region1
  default_region2               = local.default_region2
  domain                        = var.domain
  dns_enable_inbound_forwarding = local.base_hub_dns_enable_inbound_forwarding
  dns_enable_logging            = local.base_hub_dns_enable_logging
  firewall_enable_logging       = local.base_hub_firewall_enable_logging
  nat_bgp_asn                   = local.base_hub_nat_bgp_asn
  nat_num_addresses_region1     = local.base_hub_nat_num_addresses_region1
  nat_num_addresses_region2     = local.base_hub_nat_num_addresses_region2
  windows_activation_enabled    = local.base_hub_windows_activation_enabled
  mode                          = "hub"
  subnets                       = local.subnet_net_hub_base
  secondary_ranges              = local.secondary_base_subnets
  region1_enabled               = local.region1_enabled
  region2_enabled               = local.region2_enabled
  private_service_cidr          = local.base_private_service_cidr
  private_service_connect_ip    = local.base_private_service_connect_ip
  nat_enabled                   = local.base_hub_nat_igw_enabled
  router_ha_enabled             = local.net_hub_router_ha_enabled
  vpc_routes                    = local.base_net_hub_vpc_routes
  depends_on                    = [module.dns_hub_vpc]
}

/******************************************
  Restricted Network VPC
*****************************************/

module "restricted_shared_vpc" {
  source = "../../modules/restricted_shared_vpc"
  count  = local.restricted_enabled ? 1 : 0

  project_id                       = local.restricted_net_hub_project_id
  project_number                   = local.restricted_net_hub_project_number
  dns_hub_project_id               = local.dns_hub_project_id
  environment_code                 = local.environment_code
  access_context_manager_policy_id = var.access_context_manager_policy_id
  restricted_services              = local.restricted_services
  members = distinct(concat([
    "serviceAccount:${local.networks_service_account}",
    "serviceAccount:${local.projects_service_account}",
    "serviceAccount:${local.organization_service_account}",
  ], var.perimeter_additional_members))
  bgp_asn_subnet                = local.bgp_asn_number
  default_region1               = local.default_region1
  default_region2               = local.default_region2
  domain                        = var.domain
  dns_enable_inbound_forwarding = local.restricted_hub_dns_enable_inbound_forwarding
  dns_enable_logging            = local.restricted_hub_dns_enable_logging
  firewall_enable_logging       = local.restricted_hub_firewall_enable_logging
  nat_bgp_asn                   = local.restricted_hub_nat_bgp_asn
  nat_num_addresses_region1     = local.restricted_hub_nat_num_addresses_region1
  nat_num_addresses_region2     = local.restricted_hub_nat_num_addresses_region2
  windows_activation_enabled    = local.restricted_hub_windows_activation_enabled
  mode                          = "hub"
  subnets                       = local.subnet_net_hub_restricted

  secondary_ranges           = local.secondary_restricted_subnets
  region1_enabled            = local.region1_enabled
  region2_enabled            = local.region2_enabled
  private_service_cidr       = local.restricted_private_service_cidr
  private_service_connect_ip = local.restricted_private_service_connect_ip
  nat_enabled                = local.restricted_hub_nat_igw_enabled
  router_ha_enabled          = local.net_hub_router_ha_enabled
  vpc_routes                 = local.restricted_net_hub_vpc_routes
  egress_policies = distinct(concat(
    local.dedicated_interconnect_egress_policy,
    var.egress_policies
  ))

  ingress_policies = var.ingress_policies

  depends_on = [module.dns_hub_vpc]
}