Google Compute Engine Network Endpoint

This page shows how to write Terraform for Compute Engine Network Endpoint and write them securely.

google_compute_network_endpoint (Terraform)

The Network Endpoint in Compute Engine can be configured in Terraform with the resource name google_compute_network_endpoint. The following sections describe 5 examples of how to use the resource and its parameters.

Example Usage from GitHub

main.tf#L7
resource "google_compute_network_endpoint" "this" {
  instance               = var.instance
  ip_address             = var.ip_address
  network_endpoint_group = var.network_endpoint_group
  port                   = var.port
  project                = var.project
main.tf#L25
resource "google_compute_network_endpoint" "endpoint" {
  for_each               = { for endpoint in var.endpoints : endpoint.instance => endpoint }
  project                = var.project_id
  network_endpoint_group = google_compute_network_endpoint_group.group.name
  instance               = each.value.instance
  port                   = each.value.port
main.tf#L25
resource "google_compute_network_endpoint" "endpoint" {
  for_each               = { for endpoint in var.endpoints : endpoint.instance => endpoint }
  project                = var.project_id
  network_endpoint_group = google_compute_network_endpoint_group.group.name
  instance               = each.value.instance
  port                   = each.value.port
main.tf#L64
resource "google_compute_network_endpoint" "kubeadm" {
  network_endpoint_group = google_compute_network_endpoint_group.kubeadm.name

  instance   = google_compute_instance.kubeadm.name
  port       = google_compute_network_endpoint_group.kubeadm.default_port
  ip_address = google_compute_instance.kubeadm.network_interface[0].network_ip
main.tf#L25
resource "google_compute_network_endpoint" "endpoint" {
  for_each               = { for endpoint in var.endpoints : endpoint.instance => endpoint }
  project                = var.project_id
  network_endpoint_group = google_compute_network_endpoint_group.group.name
  instance               = each.value.instance
  port                   = each.value.port

Review your Terraform file for Google best practices

Shisho Cloud, our free checker to make sure your Terraform configuration follows best practices, is available (beta).

Parameters

The name for a specific VM instance that the IP address belongs to. This is required for network endpoints of type GCE_VM_IP_PORT. The instance must be in the same zone of network endpoint group.

IPv4 address of network endpoint. The IP address must belong to a VM in GCE (either the primary IP or as part of an aliased IP range).

The network endpoint group this endpoint is part of.

Port number of network endpoint.

  • project optional computed - string
  • zone optional computed - string

Zone where the containing network endpoint group is located.

Explanation in Terraform Registry

A Network endpoint represents a IP address and port combination that is part of a specific network endpoint group (NEG). NEGs are zonal collections of these endpoints for GCP resources within a single subnet. NOTE: Network endpoints cannot be created outside of a network endpoint group. To get more information about NetworkEndpoint, see:

Tips: Best Practices for The Other Google Compute Engine Resources

In addition to the google_compute_disk, Google Compute Engine has the other resources that should be configured for security reasons. Please check some examples of those resources and precautions.

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google_compute_disk

Ensure the encryption key for your GCE disk is stored securely

It is better to store the encryption key for your GCE disk securely. Secret Manager could be used instead.

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google_compute_firewall

Ensure your VPC firewall blocks unwanted outbound traffic

It is better to block unwanted outbound traffic not to expose resources in the VPC to unwanted attacks.

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google_compute_instance

Ensure appropriate service account is assigned to your GCE instance

It is better to create a custom service account for the instance and assign it.

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google_compute_project_metadata

Ensure OS login for your GCE instances is enabled at project level

It is better to enable OS login for your GCE instances. Enabling OS login ensures that SSH keys used to connect to instances are mapped with IAM users, allowing centralized and automated SSH key management.

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google_compute_ssl_policy

Ensure to use modern TLS protocols

It's better to adopt TLS v1.2+ instead of outdated TLS protocols.

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google_compute_subnetwork

Ensure VPC flow logging is enabled

It is better to enable VPC flow logging. VPC flow logging allows us to audit traffic in your network.

Review your Google Compute Engine settings

In addition to the above, there are other security points you should be aware of making sure that your .tf files are protected in Shisho Cloud.

Frequently asked questions

What is Google Compute Engine Network Endpoint?

Google Compute Engine Network Endpoint is a resource for Compute Engine of Google Cloud Platform. Settings can be wrote in Terraform.

Where can I find the example code for the Google Compute Engine Network Endpoint?

For Terraform, the niveklabs/google, sthamma/cloud-foundations and Rpb1980/cloud-foundation-fabric source code examples are useful. See the Terraform Example section for further details.

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