Create simple GKE cluster using gcloud CLI

gke-create-cluster.sh

#!/usr/bin/env bash
# Simple GKE Cluster creation
# Complete reference on https://cloud.google.com/sdk/gcloud/reference/container/clusters/create

# VARIABLES
CREATOR_NAME="tioxy"

CLUSTER_NAME="tioxy-cicd"
CLUSTER_ADDONS="NetworkPolicy,HorizontalPodAutoscaling,HttpLoadBalancing"
CLUSTER_VERSION="1.13.7-gke.24"

DISK_SIZE="30GB"
DISK_TYPE="pd-ssd"

IMAGE_TYPE="COS"
MACHINE_TYPE="n1-standard-4"
CLUSTER_MAINTENANCE_WINDOW="23:59"

NODES_AMOUNT=1
NODES_MAX_PER_POOL=100

GCP_REGION="us-east4"
GCP_ZONE_LOCATIONS="us-east4-a"
GCP_LABELS="created_by=$CREATOR_NAME,created_at=$(date +%s)"
GCP_NETWORK="default"

# Google Cloud - Create cluster command
gcloud container clusters create $CLUSTER_NAME              \
        --addons $CLUSTER_ADDONS                            \
        --cluster-version $CLUSTER_VERSION                  \
        --disk-size $DISK_SIZE                              \
        --disk-type $DISK_TYPE                              \
        --enable-autorepair                                 \
        --enable-cloud-logging                              \
        --enable-cloud-monitoring                           \
        --enable-network-policy                             \
        --image-type $IMAGE_TYPE                            \
        --labels $GCP_LABELS                                \
        --machine-type $MACHINE_TYPE                        \
        --maintenance-window $CLUSTER_MAINTENANCE_WINDOW    \
        --max-nodes-per-pool $NODES_MAX_PER_POOL            \
        --metadata disable-legacy-endpoints=true            \
        --network $GCP_NETWORK                              \
        --no-enable-basic-auth                              \
        --no-enable-ip-alias                                \
        --no-issue-client-certificate                       \
        --node-locations $GCP_ZONE_LOCATIONS                \
        --node-version $CLUSTER_VERSION                     \
        --num-nodes $NODES_AMOUNT                           \
        --region $GCP_REGION                                \
        --async

# Google Cloud - Import kubeconfig
gcloud container clusters get-credentials $CLUSTER_NAME --region $GCP_REGION

# Fixing RBAC Admin for your account
# https://cloud.google.com/kubernetes-engine/docs/how-to/role-based-access-control
kubectl create clusterrolebinding cluster-admin-binding \
    --clusterrole cluster-admin \
    --user $(gcloud config get-value account)