Exemplos do Terraform para VPN de alta disponibilidade no Cloud Interconnect

É possível usar os exemplos do Terraform a seguir para implantar a VPN de alta disponibilidade pelo Cloud Interconnect.

Os exemplos exigem que você já tenha duas conexões da Interconexão dedicada provisionadas em dois domínios de disponibilidade de borda (zonas).

Para saber como aplicar ou remover uma configuração do Terraform, consulte Comandos básicos do Terraform.

Examples

Exemplo de 5 Gbps

O exemplo a seguir do Terraform implanta uma VPN de alta disponibilidade sobre a implantação do Cloud Interconnect com dois anexos da VLAN de 5 Gbps.


provider "google" {
  # Specify the project where you want
  # to deploy HA VPN over Cloud Interconnect resources.
  # Your Dedicated Interconnect connections can be
  # located in a different project.
  #
  # project = "your-project"

  # Create all resources in the same region, which
  # you can specify at the provider level.
  # Important: This region must support the creation
  # of new VLAN attachments on Dataplane v2.
  region = "us-east4"
}

# VPC Network
resource "google_compute_network" "network_havpn_ic" {
  name                    = "network-havpn-ic"
  auto_create_subnetworks = false
  routing_mode            = "GLOBAL"
}

# Subnet
resource "google_compute_subnetwork" "subnet_havpn_ic" {
  name          = "subnet-havpn-ic"
  ip_cidr_range = "192.168.1.0/24"
  network       = google_compute_network.network_havpn_ic.self_link
}

# Begin Cloud Interconnect tier
# Create Interconnect Cloud Router, specific to HA VPN over Cloud Interconnect

resource "google_compute_router" "ic_router" {
  name                          = "ic-router"
  network                       = google_compute_network.network_havpn_ic.self_link
  encrypted_interconnect_router = true
  bgp {
    asn = 65000
  }
}

# Optional: Reserve regional internal IP ranges to allocate to the HA VPN gateway
# interfaces. Reserve an internal range for each VLAN attachment.

resource "google_compute_address" "address_vpn_ia_1" {
  name          = "address-vpn-ia-1"
  address_type  = "INTERNAL"
  purpose       = "IPSEC_INTERCONNECT"
  address       = "192.168.20.0"
  prefix_length = 29 # Allows you to reserve up to 8 IP addresses
  network       = google_compute_network.network_havpn_ic.self_link
}

resource "google_compute_address" "address_vpn_ia_2" {
  name          = "address-vpn-ia-2"
  address_type  = "INTERNAL"
  purpose       = "IPSEC_INTERCONNECT"
  address       = "192.168.21.0"
  prefix_length = 29 # Allows you to reserve up to 8 IP addresses
  network       = google_compute_network.network_havpn_ic.self_link
}

# Create encrypted VLAN attachments

data "google_project" "project" {
}
resource "google_compute_interconnect_attachment" "ia_1" {
  name    = "ia-1"
  project = data.google_project.project.project_id
  router  = google_compute_router.ic_router.self_link
  # If you use the same project for your Dedicated Interconnect connection and attachments, you can keep the variable in the following URL.
  # If not, replace the URL and variable.
  interconnect = "https://www.googleapis.com/compute/v1/projects/${data.google_project.project.project_id}/global/interconnects/interconnect-zone1"
  description  = ""
  bandwidth    = "BPS_5G"
  type         = "DEDICATED"
  encryption   = "IPSEC"
  ipsec_internal_addresses = [
    google_compute_address.address_vpn_ia_1.self_link,
  ]
  vlan_tag8021q = 2001
}

resource "google_compute_interconnect_attachment" "ia_2" {
  name    = "ia-2"
  project = data.google_project.project.project_id
  router  = google_compute_router.ic_router.self_link
  # If you use the same project for your Dedicated Interconnect connection and attachments, you can keep the variable in the following URL.
  # If not, replace the URL and variable.
  interconnect = "https://www.googleapis.com/compute/v1/projects/${data.google_project.project.project_id}/global/interconnects/interconnect-zone2"
  description  = ""
  bandwidth    = "BPS_5G"
  type         = "DEDICATED"
  encryption   = "IPSEC"
  ipsec_internal_addresses = [
    google_compute_address.address_vpn_ia_2.self_link,
  ]
  vlan_tag8021q = 2002
}

# Create VLAN attachment interfaces for Cloud Router

resource "google_compute_router_interface" "ic_if_1" {
  name                    = "ic-if-1"
  router                  = google_compute_router.ic_router.name
  ip_range                = google_compute_interconnect_attachment.ia_1.cloud_router_ip_address
  interconnect_attachment = google_compute_interconnect_attachment.ia_1.self_link
}

resource "google_compute_router_interface" "ic_if_2" {
  name                    = "ic-if-2"
  router                  = google_compute_router.ic_router.name
  ip_range                = google_compute_interconnect_attachment.ia_2.cloud_router_ip_address
  interconnect_attachment = google_compute_interconnect_attachment.ia_2.self_link
}

# Create BGP peers for Interconnect Cloud Router

resource "google_compute_router_peer" "ic_peer_1" {
  name            = "ic-peer-1"
  router          = google_compute_router.ic_router.name
  peer_ip_address = trimsuffix(google_compute_interconnect_attachment.ia_1.customer_router_ip_address, "/29")
  interface       = google_compute_router_interface.ic_if_1.name
  peer_asn        = 65098
}

resource "google_compute_router_peer" "ic_peer_2" {
  name            = "ic-peer-2"
  router          = google_compute_router.ic_router.name
  peer_ip_address = trimsuffix(google_compute_interconnect_attachment.ia_2.customer_router_ip_address, "/29")
  interface       = google_compute_router_interface.ic_if_2.name
  peer_asn        = 65099
}

# Begin VPN Layer
# Create HA VPN Gateways and associate with Cloud Interconnect VLAN attachments

resource "google_compute_ha_vpn_gateway" "vpngw_1" {
  name    = "vpngw-1"
  network = google_compute_network.network_havpn_ic.id
  vpn_interfaces {
    id                      = 0
    interconnect_attachment = google_compute_interconnect_attachment.ia_1.self_link
  }
  vpn_interfaces {
    id                      = 1
    interconnect_attachment = google_compute_interconnect_attachment.ia_2.self_link
  }
}

resource "google_compute_ha_vpn_gateway" "vpngw_2" {
  name    = "vpngw-2"
  network = google_compute_network.network_havpn_ic.id
  vpn_interfaces {
    id                      = 0
    interconnect_attachment = google_compute_interconnect_attachment.ia_1.self_link
  }
  vpn_interfaces {
    id                      = 1
    interconnect_attachment = google_compute_interconnect_attachment.ia_2.self_link
  }
}

# Create external peer VPN gateway resources

resource "google_compute_external_vpn_gateway" "external_vpngw_1" {
  name            = "external-vpngw-1"
  redundancy_type = "TWO_IPS_REDUNDANCY"
  interface {
    id         = 0
    ip_address = "192.25.67.3"
  }
  interface {
    id         = 1
    ip_address = "192.25.67.4"
  }
}

resource "google_compute_external_vpn_gateway" "external_vpngw_2" {
  name            = "external-vpngw-2"
  redundancy_type = "TWO_IPS_REDUNDANCY"
  interface {
    id         = 0
    ip_address = "192.25.68.5"
  }
  interface {
    id         = 1
    ip_address = "192.25.68.6"
  }
}

# Create HA VPN Cloud Router

resource "google_compute_router" "vpn_router" {
  name    = "vpn-router"
  network = google_compute_network.network_havpn_ic.self_link
  bgp {
    asn = 65010
  }
}

# Create HA VPN tunnels

resource "google_compute_vpn_tunnel" "tunnel_1" {
  name                            = "tunnel-1"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_1.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_1.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 0
  peer_external_gateway_interface = 0
}

resource "google_compute_vpn_tunnel" "tunnel_2" {
  name                            = "tunnel-2"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_1.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_1.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 1
  peer_external_gateway_interface = 1
}

resource "google_compute_vpn_tunnel" "tunnel_3" {
  name                            = "tunnel-3"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_2.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_2.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 0
  peer_external_gateway_interface = 0
}

resource "google_compute_vpn_tunnel" "tunnel_4" {
  name                            = "tunnel-4"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_2.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_2.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 1
  peer_external_gateway_interface = 1
}

# Create VPN tunnel interfaces for Cloud Router

resource "google_compute_router_interface" "vpn_1_if_0" {
  name       = "vpn-1-if-0"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.1.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_1.self_link
}

resource "google_compute_router_interface" "vpn_1_if_1" {
  name       = "vpn-1-if-1"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.2.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_2.self_link
}

resource "google_compute_router_interface" "vpn_2_if_0" {
  name       = "vpn-2-if-0"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.3.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_3.self_link
}

resource "google_compute_router_interface" "vpn_2_if_1" {
  name       = "vpn-2-if-1"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.4.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_4.self_link
}

# Create BGP Peers for Cloud Router

resource "google_compute_router_peer" "vpn_peer_1" {
  name            = "vpn-peer-1"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.1.2"
  interface       = google_compute_router_interface.vpn_1_if_0.name
  peer_asn        = 65011
}

resource "google_compute_router_peer" "vpn_peer_2" {
  name            = "vpn-peer-2"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.2.2"
  interface       = google_compute_router_interface.vpn_1_if_1.name
  peer_asn        = 65011
}

resource "google_compute_router_peer" "vpn_peer_3" {
  name            = "vpn-peer-3"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.3.2"
  interface       = google_compute_router_interface.vpn_2_if_0.name
  peer_asn        = 65034
}

resource "google_compute_router_peer" "vpn_peer_4" {
  name            = "vpn-peer-4"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.4.2"
  interface       = google_compute_router_interface.vpn_2_if_1.name
  peer_asn        = 65034
}

Exemplo de 10 Gbps

O exemplo a seguir do Terraform implanta uma VPN de alta disponibilidade sobre o Cloud Interconnect com dois anexos da VLAN de 10 Gbps.


provider "google" {
  # Specify the project where you want
  # to deploy HA VPN over Cloud Interconnect resources.
  # Your Dedicated Interconnect connections can be
  # located in a different project.
  #
  # project = "your-project"

  # Create all resources in the same region, which
  # you can specify at the provider level.
  # Important: This region must support the creation
  # of new VLAN attachments on Dataplane v2.
  region = "us-east4"
}

# VPC Network
resource "google_compute_network" "network_havpn_ic" {
  name                    = "network-havpn-ic"
  auto_create_subnetworks = false
  routing_mode            = "GLOBAL"
}

# Subnet
resource "google_compute_subnetwork" "subnet_havpn_ic" {
  name          = "subnet-havpn-ic"
  ip_cidr_range = "192.168.1.0/24"
  network       = google_compute_network.network_havpn_ic.self_link
}

# Begin Cloud Interconnect tier
# Create Interconnect Cloud Router, specific to HA VPN over Cloud Interconnect

resource "google_compute_router" "ic_router" {
  name                          = "ic-router"
  network                       = google_compute_network.network_havpn_ic.self_link
  encrypted_interconnect_router = true
  bgp {
    asn = 65000
  }
}

# Optional: Reserve regional internal IP ranges to allocate to the HA VPN gateway
# interfaces. Reserve an internal range for each VLAN attachment.

resource "google_compute_address" "address_vpn_ia_1" {
  name          = "address-vpn-ia-1"
  address_type  = "INTERNAL"
  purpose       = "IPSEC_INTERCONNECT"
  address       = "192.168.20.0"
  prefix_length = 29 # Allows you to reserve up to 8 IP addresses
  network       = google_compute_network.network_havpn_ic.self_link
}

resource "google_compute_address" "address_vpn_ia_2" {
  name          = "address-vpn-ia-2"
  address_type  = "INTERNAL"
  purpose       = "IPSEC_INTERCONNECT"
  address       = "192.168.21.0"
  prefix_length = 29 # Allows you to reserve up to 8 IP addresses
  network       = google_compute_network.network_havpn_ic.self_link
}

# Create encrypted VLAN attachments

data "google_project" "project" {
}
resource "google_compute_interconnect_attachment" "ia_1" {
  name    = "ia-1"
  project = data.google_project.project.project_id
  router  = google_compute_router.ic_router.self_link
  # If you use the same project for your Dedicated Interconnect connection and attachments, you can keep the variable in the following URL.
  # If not, replace the URL and variable.
  interconnect = "https://www.googleapis.com/compute/v1/projects/${data.google_project.project.project_id}/global/interconnects/interconnect-zone1"
  description  = ""
  bandwidth    = "BPS_10G"
  type         = "DEDICATED"
  encryption   = "IPSEC"
  ipsec_internal_addresses = [
    google_compute_address.address_vpn_ia_1.self_link,
  ]
  vlan_tag8021q = 2001
}

resource "google_compute_interconnect_attachment" "ia_2" {
  name         = "ia-2"
  project      = data.google_project.project.project_id
  router       = google_compute_router.ic_router.self_link
  interconnect = "https://www.googleapis.com/compute/v1/projects/${data.google_project.project.project_id}/global/interconnects/interconnect-zone2"
  description  = ""
  bandwidth    = "BPS_10G"
  type         = "DEDICATED"
  encryption   = "IPSEC"
  ipsec_internal_addresses = [
    google_compute_address.address_vpn_ia_2.self_link,
  ]
  vlan_tag8021q = 2002
}

# Create VLAN attachment interfaces for Cloud Router

resource "google_compute_router_interface" "ic_if_1" {
  name                    = "ic-if-1"
  router                  = google_compute_router.ic_router.name
  ip_range                = google_compute_interconnect_attachment.ia_1.cloud_router_ip_address
  interconnect_attachment = google_compute_interconnect_attachment.ia_1.self_link
}

resource "google_compute_router_interface" "ic_if_2" {
  name                    = "ic-if-2"
  router                  = google_compute_router.ic_router.name
  ip_range                = google_compute_interconnect_attachment.ia_2.cloud_router_ip_address
  interconnect_attachment = google_compute_interconnect_attachment.ia_2.self_link
}

# Create BGP peers for Interconnect Cloud Router

resource "google_compute_router_peer" "ic_peer_1" {
  name            = "ic-peer-1"
  router          = google_compute_router.ic_router.name
  peer_ip_address = trimsuffix(google_compute_interconnect_attachment.ia_1.customer_router_ip_address, "/29")
  interface       = google_compute_router_interface.ic_if_1.name
  peer_asn        = 65098
}

resource "google_compute_router_peer" "ic_peer_2" {
  name            = "ic-peer-2"
  router          = google_compute_router.ic_router.name
  peer_ip_address = trimsuffix(google_compute_interconnect_attachment.ia_2.customer_router_ip_address, "/29")
  interface       = google_compute_router_interface.ic_if_2.name
  peer_asn        = 65099
}

# Begin VPN Layer
# Create HA VPN Gateways and associate with the Cloud Interconnect VLAN attachments

resource "google_compute_ha_vpn_gateway" "vpngw_1" {
  name    = "vpngw-1"
  network = google_compute_network.network_havpn_ic.id
  vpn_interfaces {
    id                      = 0
    interconnect_attachment = google_compute_interconnect_attachment.ia_1.self_link
  }
  vpn_interfaces {
    id                      = 1
    interconnect_attachment = google_compute_interconnect_attachment.ia_2.self_link
  }
}

resource "google_compute_ha_vpn_gateway" "vpngw_2" {
  name    = "vpngw-2"
  network = google_compute_network.network_havpn_ic.id
  vpn_interfaces {
    id                      = 0
    interconnect_attachment = google_compute_interconnect_attachment.ia_1.self_link
  }
  vpn_interfaces {
    id                      = 1
    interconnect_attachment = google_compute_interconnect_attachment.ia_2.self_link
  }
}

resource "google_compute_ha_vpn_gateway" "vpngw_3" {
  name    = "vpngw-3"
  network = google_compute_network.network_havpn_ic.id
  vpn_interfaces {
    id                      = 0
    interconnect_attachment = google_compute_interconnect_attachment.ia_1.self_link
  }
  vpn_interfaces {
    id                      = 1
    interconnect_attachment = google_compute_interconnect_attachment.ia_2.self_link
  }
}

resource "google_compute_ha_vpn_gateway" "vpngw_4" {
  name    = "vpngw-4"
  network = google_compute_network.network_havpn_ic.id
  vpn_interfaces {
    id                      = 0
    interconnect_attachment = google_compute_interconnect_attachment.ia_1.self_link
  }
  vpn_interfaces {
    id                      = 1
    interconnect_attachment = google_compute_interconnect_attachment.ia_2.self_link
  }
}

# Create external peer VPN gateway resources

resource "google_compute_external_vpn_gateway" "external_vpngw_1" {
  name            = "external-vpngw-1"
  redundancy_type = "TWO_IPS_REDUNDANCY"
  interface {
    id         = 0
    ip_address = "192.25.67.3"
  }
  interface {
    id         = 1
    ip_address = "192.25.67.4"
  }
}

resource "google_compute_external_vpn_gateway" "external_vpngw_2" {
  name            = "external-vpngw-2"
  redundancy_type = "TWO_IPS_REDUNDANCY"
  interface {
    id         = 0
    ip_address = "192.25.68.5"
  }
  interface {
    id         = 1
    ip_address = "192.25.68.6"
  }
}

# Create HA VPN Cloud Router

resource "google_compute_router" "vpn_router" {
  name    = "vpn-router"
  network = google_compute_network.network_havpn_ic.self_link
  bgp {
    asn = 65010
  }
}

# Create HA VPN tunnels

resource "google_compute_vpn_tunnel" "tunnel_1" {
  name                            = "tunnel-1"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_1.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_1.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 0
  peer_external_gateway_interface = 0
}

resource "google_compute_vpn_tunnel" "tunnel_2" {
  name                            = "tunnel-2"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_1.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_1.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 1
  peer_external_gateway_interface = 1
}

resource "google_compute_vpn_tunnel" "tunnel_3" {
  name                            = "tunnel-3"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_2.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_2.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 0
  peer_external_gateway_interface = 0
}

resource "google_compute_vpn_tunnel" "tunnel_4" {
  name                            = "tunnel-4"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_2.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_2.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 1
  peer_external_gateway_interface = 1
}

resource "google_compute_vpn_tunnel" "tunnel_5" {
  name                            = "tunnel-5"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_3.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_1.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 0
  peer_external_gateway_interface = 0
}

resource "google_compute_vpn_tunnel" "tunnel_6" {
  name                            = "tunnel-6"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_3.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_1.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 1
  peer_external_gateway_interface = 1
}

resource "google_compute_vpn_tunnel" "tunnel_7" {
  name                            = "tunnel-7"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_4.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_2.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 0
  peer_external_gateway_interface = 0
}

resource "google_compute_vpn_tunnel" "tunnel_8" {
  name                            = "tunnel-8"
  vpn_gateway                     = google_compute_ha_vpn_gateway.vpngw_4.id
  peer_external_gateway           = google_compute_external_vpn_gateway.external_vpngw_2.id
  shared_secret                   = "shhhhh"
  router                          = google_compute_router.vpn_router.id
  vpn_gateway_interface           = 1
  peer_external_gateway_interface = 1
}

# Create VPN tunnel interfaces for Cloud Router

resource "google_compute_router_interface" "vpn_1_if_0" {
  name       = "vpn-1-if-0"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.1.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_1.self_link
}

resource "google_compute_router_interface" "vpn_1_if_1" {
  name       = "vpn-1-if-1"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.2.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_2.self_link
}

resource "google_compute_router_interface" "vpn_2_if_0" {
  name       = "vpn-2-if-0"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.3.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_3.self_link
}

resource "google_compute_router_interface" "vpn_2_if_1" {
  name       = "vpn-2-if-1"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.4.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_4.self_link
}

resource "google_compute_router_interface" "vpn_3_if_0" {
  name       = "vpn-3-if-0"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.5.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_5.self_link
}

resource "google_compute_router_interface" "vpn_3_if_1" {
  name       = "vpn-3-if-1"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.6.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_6.self_link
}

resource "google_compute_router_interface" "vpn_4_if_0" {
  name       = "vpn-4-if-0"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.7.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_7.self_link
}

resource "google_compute_router_interface" "vpn_4_if_1" {
  name       = "vpn-4-if-1"
  router     = google_compute_router.vpn_router.name
  ip_range   = "169.254.8.1/30"
  vpn_tunnel = google_compute_vpn_tunnel.tunnel_8.self_link
}

# Create BGP Peers for Cloud Router

resource "google_compute_router_peer" "vpn_peer_1" {
  name            = "vpn-peer-1"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.1.2"
  interface       = google_compute_router_interface.vpn_1_if_0.name
  peer_asn        = 65011
}

resource "google_compute_router_peer" "vpn_peer_2" {
  name            = "vpn-peer-2"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.2.2"
  interface       = google_compute_router_interface.vpn_1_if_1.name
  peer_asn        = 65011
}

resource "google_compute_router_peer" "vpn_peer_3" {
  name            = "vpn-peer-3"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.3.2"
  interface       = google_compute_router_interface.vpn_2_if_0.name
  peer_asn        = 65011
}

resource "google_compute_router_peer" "vpn_peer_4" {
  name            = "vpn-peer-4"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.4.2"
  interface       = google_compute_router_interface.vpn_2_if_1.name
  peer_asn        = 65011
}

resource "google_compute_router_peer" "vpn_peer_5" {
  name            = "vpn-peer-5"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.5.2"
  interface       = google_compute_router_interface.vpn_3_if_0.name
  peer_asn        = 65034
}

resource "google_compute_router_peer" "vpn_peer_6" {
  name            = "vpn-peer-6"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.6.2"
  interface       = google_compute_router_interface.vpn_3_if_1.name
  peer_asn        = 65034
}

resource "google_compute_router_peer" "vpn_peer_7" {
  name            = "vpn-peer-7"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.7.2"
  interface       = google_compute_router_interface.vpn_4_if_0.name
  peer_asn        = 65034
}

resource "google_compute_router_peer" "vpn_peer_8" {
  name            = "vpn-peer-8"
  router          = google_compute_router.vpn_router.name
  peer_ip_address = "169.254.8.2"
  interface       = google_compute_router_interface.vpn_4_if_1.name
  peer_asn        = 65034
}

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