GKE Addons

SquareOps Technologies Your DevOps Partner for Accelerating cloud journey.

This module provides a set of reusable, configurable, and scalable GCP GKE addons configurations. It enables users to easily deploy and manage a highly available GKE cluster using infrastructure as code. This module supports a wide range of features service monitors, Ingress nginx controller, Cert-Manager with Let's Encrypt, Reloader, and External Secrets. Users can configure these features using a set of customizable variables that allow for fine-grained control over the deployment. Additionally, this module is regularly updated to keep pace with the latest changes in the GKE ecosystem, ensuring that users always have access to the most up-to-date features and functionality.

Usage Example

module "gke_addons" {
  source                                        = "squareops/gke-addons/google"
  name                                          = "name"
  location                                      = "asia-south1"
  project                                       = "project-id"
  environment                                   = "dev"
  ingress_nginx_enabled                         = true
  cert_manager_enabled                          = true
  cert_manager_install_letsencrypt_http_issuers = true
  cert_manager_letsencrypt_email                = ""
  external_secret_enabled                       = true
  service_monitor_crd_enabled                   = true
  enable_keda                                   = true
  enable_reloader                               = true
  vpc_name                                      = "dev-vpc"
}

Refer examples for more details.

Configure a Service Account

In order to execute this module you must have a Service Account with the roles mentioned in IAM.md.

Requirements

Name	Version
terraform	>= 0.13.0
google	>= 4.51, < 5.0
google-beta	>= 4.51, < 5.0

Providers

Name	Version
helm	n/a

Modules

Name	Source	Version
cert_manager	./addons/cert-manager	n/a
external_secrets	./addons/external-secrets	n/a
ingress_nginx_controller	./addons/ingress-nginx	n/a
keda	./addons/keda	n/a
reloader	./addons/reloader	n/a
service_monitor_crd	./addons/service_monitor_crd	n/a

Resources

Name	Type
helm_release.cert_manager_le_http	resource

Inputs

Name	Description	Type	Default	Required
cert_manager_enabled	Enable or disable the nginx-ingress controller	bool	false	no
cert_manager_install_letsencrypt_http_issuers	Enable or disable installation of Let's Encrypt HTTP issuers for cert-manager	bool	false	no
cert_manager_letsencrypt_email	Email address to register with Let's Encrypt for cert-manager	string	""	no
cert_manager_version	Version of cert-manager to deploy	string	"1.12.2"	no
enable_keda	Enable or disable keda deployment	bool	false	no
enable_reloader	Enable or disable reloader	bool	false	no
environment	Environment in which the infrastructure is being deployed (e.g., production, staging, development)	string	n/a	yes
external_secret_enabled	Enable or disable external-secrets deployment	bool	false	no
external_secrets_version	Version of the external-secret operator	string	"0.8.3"	no
ingress_nginx_enabled	Enable or disable the nginx-ingress controller	bool	false	no
ingress_nginx_version	Version of the nginx-ingress controller	string	"4.7.0"	no
keda_version	Version of KEDA to deploy	string	"2.10.2"	no
name	The suffix name for the resources being created.	string	n/a	yes
project	ID of the Google Cloud project	string	""	no
region	Region where the resources will be provisioned	string	"asia-south1"	no
reloader_version	Reloader release version	string	"1.0.27"	no
service_monitor_crd_enabled	Enable or disable the installation of Custom Resource Definitions (CRDs) for Prometheus Service Monitor.	bool	false	no
vpc_name	Name of the VPC network	string	""	no

Outputs

Name	Description
nginx_ingress_controller_lb	NGINX Ingress Controller Load Balancer IP

Contribute & Issue Report

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License

Apache License, Version 2.0, January 2004 (https://www.apache.org/licenses/LICENSE-2.0)

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