Kubernetes module

Setup a regional kubernetes cluster on Google Kubernetes Engine.

Requirements

• This module uses Terraform 0.11.X
• To enable istio you must install:
  • gcloud
• To enable ambassador you must install:
  • gcloud
  • kubectl
• To enable helm you must install:
  • gcloud
  • kubectl
  • helm

Inputs

Name	Description	Type	Default	Required
ambassador_load_balancer_ip	Static IP to assign to the LoadBalancer created for Ambassador	string	""	no
ambassador_version	Ambassador version to install when enable_ambassador = true	string	"0.40.2"	no
cluster_name	Google Kubernetes Engine cluster name	string	n/a	yes
daily_maintenance_window	Cluster maintenance window	string	"03:00"	no
enable_ambassador	Installs Ambassador API Gateway	string	"false"	no
enable_helm_tiller	Installs Helm Tiller	string	"false"	no
enable_horizontal_pod_autoscaling_addon	Enable Kubernetes HPA addon	string	"true"	no
enable_http_load_balancing_addon	Enable GCP Load balancer addon	string	"true"	no
enable_istio_addon	Enable Istio (service mesh) addon	string	"false"	no
istio_config_mtls	Istio multual tls configuration. Possible values are MTLS_STRICT or MTLS_PERMISSIVE	string	"MTLS_PERMISSIVE"	no
kubernetes_version	Kubernetes version. Possible values are latest or a specific version	string	"latest"	no
logging_service	Stackdriver logging service name. Possible values are logging.googleapis.com or logging.googleapis.com/kubernetes (beta)	string	"logging.googleapis.com"	no
master_authorized_networks_config	Master authorized networks config. Docs: https://www.terraform.io/docs/providers/google/r/container_cluster.html#master_authorized_networks_config	list	<list>	no
master_ipv4_cidr_block	Master CIDR block. This range should not overlap any other ranges in the cluster network	string	"192.168.0.0/28"	no
monitoring_service	Stackdriver logging service name. Possible values are monitoring.googleapis.com or monitoring.googleapis.com/kubernetes (beta)	string	"monitoring.googleapis.com"	no
network	Network to which the cluster is connected	string	n/a	yes
node_pools	List of node pools. Attributes: name (required), min_node_count, max_node_count, disk_type, disk_size, machine_type, preemptible, service_account	list	<list>	no
nodes_locations	Zones that the cluster nodes will run	list	<list>	no
pods_secondary_ip_range_name	Secondary ip range will be used for Pods IPs	string	n/a	yes
project	GCP ProjectId	string	""	no
region	Region to create the cluster	string	n/a	yes
services_secondary_ip_range_name	Secondary ip range will be used for Services IPs	string	n/a	yes
subnetwork	Subnetwork to which the cluster is connected	string	n/a	yes

Outputs

Name	Description
cluster_endpoint	Cluster endpoint ip
cluster_name	Cluster name
master_auth_cluster_ca_certificate	Master CA certificate
nodes_network_tag	Network tag that will be applied to every node