127 lines
4.2 KiB
HCL
127 lines
4.2 KiB
HCL
/**
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* Copyright 2022 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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# tfdoc:file:description VPN between landing and development spoke.
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locals {
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# define the structures used for BGP peers in the VPN resources
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vpn_spoke_bgp_peer_options = {
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for k, v in var.vpn_spoke_configs : k => v == null ? null : {
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advertise_groups = []
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advertise_ip_ranges = {
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for range in(v == null ? [] : v.custom) :
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try(var.custom_adv[range], range) => range
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}
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advertise_mode = try(v.default, false) ? "DEFAULT" : "CUSTOM"
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route_priority = null
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}
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}
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}
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# development spoke
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module "landing-to-dev-ew1-vpn" {
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source = "../../../modules/net-vpn-ha"
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project_id = module.landing-project.project_id
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network = module.landing-vpc.self_link
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region = "europe-west1"
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name = "vpn-to-dev-ew1"
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# The router used for this VPN is managed in vpn-prod.tf
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router_create = false
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router_name = "landing-vpn-ew1"
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router_asn = var.router_spoke_configs.landing-ew1.asn
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peer_gcp_gateway = module.dev-to-landing-ew1-vpn.self_link
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tunnels = {
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0 = {
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bgp_peer = {
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address = cidrhost("169.254.0.0/27", 1)
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asn = var.router_spoke_configs.spoke-dev-ew1.asn
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}
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bgp_peer_options = local.vpn_spoke_bgp_peer_options.landing-ew1
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bgp_session_range = "${
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cidrhost("169.254.0.0/27", 2)
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}/30"
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ike_version = 2
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peer_external_gateway_interface = null
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router = null
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shared_secret = null
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vpn_gateway_interface = 0
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}
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1 = {
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bgp_peer = {
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address = cidrhost("169.254.0.0/27", 5)
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asn = var.router_spoke_configs.spoke-dev-ew1.asn
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}
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bgp_peer_options = local.vpn_spoke_bgp_peer_options.landing-ew1
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bgp_session_range = "${
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cidrhost("169.254.0.0/27", 6)
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}/30"
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ike_version = 2
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peer_external_gateway_interface = null
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router = null
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shared_secret = null
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vpn_gateway_interface = 1
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}
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}
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depends_on = [
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module.landing-to-prod-ew1-vpn.router
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]
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}
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module "dev-to-landing-ew1-vpn" {
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source = "../../../modules/net-vpn-ha"
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project_id = module.dev-spoke-project.project_id
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network = module.dev-spoke-vpc.self_link
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region = "europe-west1"
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name = "vpn-to-landing-ew1"
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router_create = true
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router_name = "dev-spoke-vpn-ew1"
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router_asn = var.router_spoke_configs.spoke-dev-ew1.asn
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peer_gcp_gateway = module.landing-to-dev-ew1-vpn.self_link
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tunnels = {
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0 = {
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bgp_peer = {
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address = cidrhost("169.254.0.0/27", 2)
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asn = var.router_spoke_configs.landing-ew1.asn
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}
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bgp_peer_options = local.vpn_spoke_bgp_peer_options.dev-ew1
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bgp_session_range = "${
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cidrhost("169.254.0.0/27", 1)
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}/30"
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ike_version = 2
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peer_external_gateway_interface = null
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router = null
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shared_secret = module.landing-to-dev-ew1-vpn.random_secret
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vpn_gateway_interface = 0
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}
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1 = {
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bgp_peer = {
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address = cidrhost("169.254.0.0/27", 6)
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asn = var.router_spoke_configs.landing-ew1.asn
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}
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bgp_peer_options = local.vpn_spoke_bgp_peer_options.dev-ew1
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bgp_session_range = "${
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cidrhost("169.254.0.0/27", 5)
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}/30"
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ike_version = 2
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peer_external_gateway_interface = null
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router = null
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shared_secret = module.landing-to-dev-ew1-vpn.random_secret
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vpn_gateway_interface = 1
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}
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}
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}
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