Google Compute Engine Target gRPC Proxy

This page shows how to write Terraform for Compute Engine Target gRPC Proxy and write them securely.

google_compute_target_grpc_proxy (Terraform)

The Target gRPC Proxy in Compute Engine can be configured in Terraform with the resource name google_compute_target_grpc_proxy. The following sections describe 2 examples of how to use the resource and its parameters.

Example Usage from GitHub

compute_target_grpc_proxy_test.tf#L6
resource "google_compute_target_grpc_proxy" "default" {
  name = "proxy"
}
resource "google_compute_target_grpc_proxy" "withoutUsage" {
  name = "proxy"
}
compute_target_grpc_proxy_test.tf#L6
resource "google_compute_target_grpc_proxy" "default" {
  name = "proxy"
}
resource "google_compute_target_grpc_proxy" "withoutUsage" {
  name = "proxy"
}

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Parameters

Creation timestamp in RFC3339 text format.

An optional description of this resource.

Fingerprint of this resource. A hash of the contents stored in this object. This field is used in optimistic locking. This field will be ignored when inserting a TargetGrpcProxy. An up-to-date fingerprint must be provided in order to patch/update the TargetGrpcProxy; otherwise, the request will fail with error 412 conditionNotMet. To see the latest fingerprint, make a get() request to retrieve the TargetGrpcProxy. A base64-encoded string.

  • id optional computed - string
  • name required - string

Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression 'a-z?' which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.

Server-defined URL with id for the resource.

URL to the UrlMap resource that defines the mapping from URL to the BackendService. The protocol field in the BackendService must be set to GRPC.

If true, indicates that the BackendServices referenced by the urlMap may be accessed by gRPC applications without using a sidecar proxy. This will enable configuration checks on urlMap and its referenced BackendServices to not allow unsupported features. A gRPC application must use "xds:///" scheme in the target URI of the service it is connecting to. If false, indicates that the BackendServices referenced by the urlMap will be accessed by gRPC applications via a sidecar proxy. In this case, a gRPC application must not use "xds:///" scheme in the target URI of the service it is connecting to

Explanation in Terraform Registry

Represents a Target gRPC Proxy resource. A target gRPC proxy is a component of load balancers intended for load balancing gRPC traffic. Global forwarding rules reference a target gRPC proxy. The Target gRPC Proxy references a URL map which specifies how traffic routes to gRPC backend services. To get more information about TargetGrpcProxy, 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.

risk-label

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.

risk-label

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.

risk-label

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.

risk-label

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.

risk-label

google_compute_ssl_policy

Ensure to use modern TLS protocols

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

risk-label

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 Target gRPC Proxy?

Google Compute Engine Target gRPC Proxy 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 Target gRPC Proxy?

For Terraform, the gilyas/infracost and infracost/infracost source code examples are useful. See the Terraform Example section for further details.

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