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GKE Clusters Terraform Module

This is a Dynamic module in terraform to create GKE cluster. This module will be called from ../env/dev.tf modules file, by using this reusable module we will be able to create GKE cluster and Cluster Node Pool.

  • main.tf : contains all the resources which will be created with terraform apply command.
  • variables.tf : contains all the variables required to create the resources.
  • outputs.tf : prints output attributes of the resources.

Requirements

No requirements.

Providers

Name Version
google n/a

Modules

No modules.

Resources

Name Type
google_container_cluster.container_cluster resource
google_container_node_pool.container_node_pool resource

Inputs

Name Description Type Default Required
enable_private_endpoint (Beta) Whether the master's internal IP address is used as the cluster endpoint bool false no
enable_private_nodes (Beta) Whether nodes have internal IP addresses only bool false no
environment Name of the environment where infrastructure being built. string n/a yes
initial_node_count n/a number n/a yes
machine_type Type of machines which are used by cluster node pool string "e2-highmem-8" no
master_ipv4_cidr_block The IP range in CIDR notation (size must be /28) to use for the hosted master network. This range will be used for assigning internal IP addresses to the master or set of masters, as well as the ILB VIP. This range must not overlap with any other ranges in use within the cluster's network. string "10.0.0.0/28" no
name Name is the prefix to use for resources that needs to be created. string n/a yes
network_link network link variable from vpc module outputs string "" no
project_id The project ID where all resources will be launched. string n/a yes
region The location of the GKE cluster. string n/a yes
service_account The name of the custom service account used for the GKE cluster. This parameter is limited to a maximum of 28 characters string "" no
subnetwork_link subnetwork link variable from vpc module outputs string "" no

Outputs

Name Description
cluster_name GKE cluster name
endpoint End point of the google container cluster
master_version Master version of Kubernetes cluster