kube-monkey.sh

######################
# Create The Cluster #
######################

# Make sure that you're using eksctl v0.1.5+.

# Follow the instructions from https://github.com/weaveworks/eksctl to intall eksctl.

export AWS_ACCESS_KEY_ID=[...] # Replace [...] with AWS access key ID

export AWS_SECRET_ACCESS_KEY=[...] # Replace [...] with AWS secret access key

export AWS_DEFAULT_REGION=us-west-2

export NAME=devops25

mkdir -p cluster

eksctl create cluster \
    -n $NAME \
    -r $AWS_DEFAULT_REGION \
    --kubeconfig cluster/kubecfg-eks \
    --node-type t2.small \
    --nodes 3 \
    --nodes-max 9 \
    --nodes-min 3

export KUBECONFIG=$PWD/cluster/kubecfg-eks

###################
# Install Ingress #
###################

kubectl apply \
    -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/master/deploy/mandatory.yaml

kubectl apply \
    -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/master/deploy/provider/aws/service-l4.yaml

kubectl apply \
    -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/master/deploy/provider/aws/patch-configmap-l4.yaml

##################
# Install Tiller #
##################

kubectl create \
    -f https://raw.githubusercontent.com/vfarcic/k8s-specs/master/helm/tiller-rbac.yml \
    --record --save-config

helm init --service-account tiller

kubectl -n kube-system \
    rollout status deploy tiller-deploy

##################
# Get Cluster IP #
##################

LB_HOST=$(kubectl -n ingress-nginx \
    get svc ingress-nginx \
    -o jsonpath="{.status.loadBalancer.ingress[0].hostname}")

export LB_IP="$(dig +short $LB_HOST \
    | tail -n 1)"

echo $LB_IP

# Repeat the `export` command if the output is empty

#######################
# Destroy the cluster #
#######################

export AWS_DEFAULT_REGION=us-west-2

LB_NAME=$(aws elb \
    describe-load-balancers \
    | jq -r \
    ".LoadBalancerDescriptions[0] \
    | select(.SourceSecurityGroup.GroupName \
    | contains (\"k8s-elb\")) \
    .LoadBalancerName")

echo $LB_NAME

aws elb delete-load-balancer \
    --load-balancer-name $LB_NAME

eksctl delete cluster -n devops25